Version 2.1.0

Introduce a new FFMPEG frontend renderer: EGLRenderer

AntiHooking/antihookingprotection.cpp

@@ -146,7 +146,7 @@ private:
         L"EZFRD32.dll",
         L"EZFRD64.dll",
 
-        // These are the dList DLLs for Optimus hybrid graphics DDI.
+        // These are the newer dList DLLs for Optimus hybrid graphics DDI.
         // https://docs.microsoft.com/en-us/windows-hardware/drivers/display/hybrid-system-ddi
         //
         // We forcefully block them from loading because Optimus has a bug that
@@ -157,6 +157,33 @@ private:
         L"nvdlist.dll",
         L"nvdlistx.dll",
 
+        // These are the older dList/AppInit DLLs for Optimus hybrid graphics DDI.
+        // https://docs.microsoft.com/en-us/windows-hardware/drivers/display/hybrid-system-ddi
+        //
+        // These seem to cause a crash in PresentEx() in full-screen exclusive mode.
+        // This block will prevent Optimus from ever using the dGPU even if the user has requested it.
+        // https://github.com/moonlight-stream/moonlight-qt/issues/386
+        //
+        // d3d9!CSwapChain::BltToHybridPrimary+0x200:
+        // 00007ffa`23f37e58 488b01          mov     rax,qword ptr [rcx] ds:00000000`00000038=????????????????
+        // 00 0000004e`496ff4e0 00007ffa`23f39e2c d3d9!CSwapChain::BltToHybridPrimary+0x200
+        // 01 0000004e`496ff880 00007ffa`23ee39ce d3d9!CSwapChain::FlipToSurface+0x15c
+        // 02 0000004e`496ff900 00007ffa`23f4dd75 d3d9!CSwapChain::PresentMain+0x3e13e
+        // 03 0000004e`496ffab0 00007ffa`23f4dccd d3d9!CBaseDevice::PresentMain+0x9d
+        // 04 0000004e`496ffb00 00007ff7`8e31016f d3d9!CBaseDevice::PresentEx+0xbd
+        // 05 0000004e`496ffb50 00007ff7`8e30df1e Moonlight!DXVA2Renderer::renderFrame+0x61f [C:\moonlight-qt\app\streaming\video\ffmpeg-renderers\dxva2.cpp @ 1035]
+        // 06 0000004e`496ffd50 00007ff7`8e30e46a Moonlight!Pacer::renderFrame+0x3e [C:\moonlight-qt\app\streaming\video\ffmpeg-renderers\pacer\pacer.cpp @ 265]
+        // 07 (Inline Function) --------`-------- Moonlight!Pacer::renderLastFrameAndUnlock+0x197 [C:\moonlight-qt\app\streaming\video\ffmpeg-renderers\pacer\pacer.cpp @ 156]
+        // 08 0000004e`496ffda0 00007ffa`14476978 Moonlight!Pacer::renderThread+0x1ca [C:\moonlight-qt\app\streaming\video\ffmpeg-renderers\pacer\pacer.cpp @ 88]
+        // 09 0000004e`496ffde0 00007ffa`14476ee2 SDL2!SDL_RunThread+0x38 [C:\Users\camer\SDL\src\thread\SDL_thread.c @ 276]
+        // 0a 0000004e`496ffe10 00007ffa`2aae0e82 SDL2!RunThread+0x12 [C:\Users\camer\SDL\src\thread\windows\SDL_systhread.c @ 83]
+        // 0b 0000004e`496ffe40 00007ffa`2d627bd4 ucrtbase!thread_start<unsigned int (__cdecl*)(void *),1>+0x42
+        // 0c 0000004e`496ffe70 00007ffa`2da4ce51 kernel32!BaseThreadInitThunk+0x14
+        // 0d 0000004e`496ffea0 00000000`00000000 ntdll!RtlUserThreadStart+0x21
+        //
+        L"nvinit.dll",
+        L"nvinitx.dll",
+
         // In some unknown circumstances, RTSS tries to hook in the middle of an instruction, leaving garbage
         // code inside d3d9.dll that causes a crash when executed:
         //

app/app.pro

@@ -133,6 +133,7 @@ macx {
 }
 
 SOURCES += \
+    backend/nvapp.cpp \
     main.cpp \
     backend/computerseeker.cpp \
     backend/identitymanager.cpp \
@@ -146,7 +147,12 @@ SOURCES += \
     cli/quitstream.cpp \
     cli/startstream.cpp \
     settings/streamingpreferences.cpp \
-    streaming/input.cpp \
+    streaming/input/abstouch.cpp \
+    streaming/input/gamepad.cpp \
+    streaming/input/input.cpp \
+    streaming/input/keyboard.cpp \
+    streaming/input/mouse.cpp \
+    streaming/input/reltouch.cpp \
     streaming/session.cpp \
     streaming/audio/audio.cpp \
     streaming/audio/renderers/sdlaud.cpp \
@@ -162,6 +168,7 @@ SOURCES += \
     wm.cpp
 
 HEADERS += \
+    backend/nvapp.h \
     utils.h \
     backend/computerseeker.h \
     backend/identitymanager.h \
@@ -175,7 +182,7 @@ HEADERS += \
     cli/quitstream.h \
     cli/startstream.h \
     settings/streamingpreferences.h \
-    streaming/input.h \
+    streaming/input/input.h \
     streaming/session.h \
     streaming/audio/renderers/renderer.h \
     streaming/audio/renderers/sdl.h \
@@ -257,6 +264,16 @@ libdrm {
     SOURCES += streaming/video/ffmpeg-renderers/drm.cpp
     HEADERS += streaming/video/ffmpeg-renderers/drm.h
 }
+config_EGL {
+    message(EGL renderer selected)
+
+    CONFIG += egl
+    DEFINES += HAVE_EGL
+    SOURCES += \
+        streaming/video/ffmpeg-renderers/eglvid.cpp \
+        streaming/video/ffmpeg-renderers/egl_extensions.cpp
+    HEADERS += streaming/video/ffmpeg-renderers/eglvid.h
+}
 config_SL {
     message(Steam Link build configuration selected)
 
@@ -398,7 +415,10 @@ macx {
     APP_BUNDLE_FRAMEWORKS.files = $$files(../libs/mac/Frameworks/*.framework, true) $$files(../libs/mac/lib/*.dylib, true)
     APP_BUNDLE_FRAMEWORKS.path = Contents/Frameworks
 
-    QMAKE_BUNDLE_DATA += APP_BUNDLE_RESOURCES APP_BUNDLE_FRAMEWORKS
+    APP_BUNDLE_PLIST.files = $$OUT_PWD/Info.plist
+    APP_BUNDLE_PLIST.path = Contents
+
+    QMAKE_BUNDLE_DATA += APP_BUNDLE_RESOURCES APP_BUNDLE_FRAMEWORKS APP_BUNDLE_PLIST
 
     QMAKE_RPATHDIR += @executable_path/../Frameworks
 }

app/backend/autoupdatechecker.cpp

@@ -29,9 +29,15 @@ AutoUpdateChecker::AutoUpdateChecker(QObject *parent) :
 void AutoUpdateChecker::start()
 {
 #if defined(Q_OS_WIN32) || defined(Q_OS_DARWIN) || defined(STEAM_LINK) || defined(APP_IMAGE) // Only run update checker on platforms without auto-update
-#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0) && QT_VERSION < QT_VERSION_CHECK(5, 14, 2) && !defined(QT_NO_BEARERMANAGEMENT)
-    // HACK: Set network accessibility to work around QTBUG-80947
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0) && !defined(QT_NO_BEARERMANAGEMENT)
+    // HACK: Set network accessibility to work around QTBUG-80947.
+    // Even though it was fixed in 5.14.2, it still breaks for users attempting to
+    // directly connect their computers without a router using APIPA and in some cases
+    // using OpenVPN with IPv6 enabled. https://github.com/moonlight-stream/moonlight-qt/issues/375
+    QT_WARNING_PUSH
+    QT_WARNING_DISABLE_DEPRECATED
     m_Nam.setNetworkAccessible(QNetworkAccessManager::Accessible);
+    QT_WARNING_POP
 #endif
 
     // We'll get a callback when this is finished

app/backend/computermanager.cpp

@@ -416,6 +416,19 @@ void ComputerManager::deleteHost(NvComputer* computer)
     QThreadPool::globalInstance()->start(new DeferredHostDeletionTask(this, computer));
 }
 
+void ComputerManager::renameHost(NvComputer* computer, QString name)
+{
+    {
+        QWriteLocker(&computer->lock);
+
+        computer->name = name;
+        computer->hasCustomName = true;
+    }
+
+    // Notify the UI of the state change
+    handleComputerStateChanged(computer);
+}
+
 void ComputerManager::handleAboutToQuit()
 {
     QWriteLocker lock(&m_Lock);

app/backend/computermanager.h

@@ -179,6 +179,8 @@ public:
     // computer is deleted inside this call
     void deleteHost(NvComputer* computer);
 
+    void renameHost(NvComputer* computer, QString name);
+
 signals:
     void computerStateChanged(NvComputer* computer);
 

app/backend/nvapp.cpp

@@ -0,0 +1,22 @@
+#include "nvapp.h"
+
+#define SER_APPNAME "name"
+#define SER_APPID "id"
+#define SER_APPHDR "hdr"
+#define SER_APPCOLLECTOR "appcollector"
+
+NvApp::NvApp(QSettings& settings)
+{
+    name = settings.value(SER_APPNAME).toString();
+    id = settings.value(SER_APPID).toInt();
+    hdrSupported = settings.value(SER_APPHDR).toBool();
+    isAppCollectorGame = settings.value(SER_APPCOLLECTOR).toBool();
+}
+
+void NvApp::serialize(QSettings& settings) const
+{
+    settings.setValue(SER_APPNAME, name);
+    settings.setValue(SER_APPID, id);
+    settings.setValue(SER_APPHDR, hdrSupported);
+    settings.setValue(SER_APPCOLLECTOR, isAppCollectorGame);
+}

app/backend/nvapp.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include <QSettings>
+
+class NvApp
+{
+public:
+    NvApp() {}
+    explicit NvApp(QSettings& settings);
+
+    bool operator==(const NvApp& other) const
+    {
+        return id == other.id;
+    }
+
+    bool isInitialized()
+    {
+        return id != 0 && !name.isEmpty();
+    }
+
+    void
+    serialize(QSettings& settings) const;
+
+    int id = 0;
+    QString name;
+    bool hdrSupported = false;
+    bool isAppCollectorGame = false;
+};
+
+Q_DECLARE_METATYPE(NvApp)

app/backend/nvcomputer.cpp

@@ -1,4 +1,5 @@
 #include "nvcomputer.h"
+#include "nvapp.h"
 
 #include <QUdpSocket>
 #include <QHostInfo>
@@ -14,15 +15,13 @@
 #define SER_IPV6ADDR "ipv6address"
 #define SER_APPLIST "apps"
 #define SER_SRVCERT "srvcert"
-
-#define SER_APPNAME "name"
-#define SER_APPID "id"
-#define SER_APPHDR "hdr"
+#define SER_CUSTOMNAME "customname"
 
 NvComputer::NvComputer(QSettings& settings)
 {
     this->name = settings.value(SER_NAME).toString();
     this->uuid = settings.value(SER_UUID).toString();
+    this->hasCustomName = settings.value(SER_CUSTOMNAME).toBool();
     this->macAddress = settings.value(SER_MAC).toByteArray();
     this->localAddress = settings.value(SER_LOCALADDR).toString();
     this->remoteAddress = settings.value(SER_REMOTEADDR).toString();
@@ -32,14 +31,9 @@ NvComputer::NvComputer(QSettings& settings)
 
     int appCount = settings.beginReadArray(SER_APPLIST);
     for (int i = 0; i < appCount; i++) {
-        NvApp app;
-
         settings.setArrayIndex(i);
 
-        app.name = settings.value(SER_APPNAME).toString();
-        app.id = settings.value(SER_APPID).toInt();
-        app.hdrSupported = settings.value(SER_APPHDR).toBool();
-
+        NvApp app(settings);
         this->appList.append(app);
     }
     settings.endArray();
@@ -62,6 +56,7 @@ void NvComputer::serialize(QSettings& settings) const
     QReadLocker lock(&this->lock);
 
     settings.setValue(SER_NAME, name);
+    settings.setValue(SER_CUSTOMNAME, hasCustomName);
     settings.setValue(SER_UUID, uuid);
     settings.setValue(SER_MAC, macAddress);
     settings.setValue(SER_LOCALADDR, localAddress);
@@ -76,10 +71,7 @@ void NvComputer::serialize(QSettings& settings) const
         settings.beginWriteArray(SER_APPLIST);
         for (int i = 0; i < appList.count(); i++) {
             settings.setArrayIndex(i);
-
-            settings.setValue(SER_APPNAME, appList[i].name);
-            settings.setValue(SER_APPID, appList[i].id);
-            settings.setValue(SER_APPHDR, appList[i].hdrSupported);
+            appList[i].serialize(settings);
         }
         settings.endArray();
     }
@@ -96,6 +88,7 @@ NvComputer::NvComputer(QString address, QString serverInfo, QSslCertificate serv
 {
     this->serverCert = serverCert;
 
+    this->hasCustomName = false;
     this->name = NvHTTP::getXmlString(serverInfo, "hostname");
     if (this->name.isEmpty()) {
         this->name = "UNKNOWN";
@@ -377,7 +370,10 @@ bool NvComputer::update(NvComputer& that)
         changed = true;                       \
     }
 
-    ASSIGN_IF_CHANGED(name);
+    if (!hasCustomName) {
+        // Only overwrite the name if it's not custom
+        ASSIGN_IF_CHANGED(name);
+    }
     ASSIGN_IF_CHANGED_AND_NONEMPTY(macAddress);
     ASSIGN_IF_CHANGED_AND_NONEMPTY(localAddress);
     ASSIGN_IF_CHANGED_AND_NONEMPTY(remoteAddress);

app/backend/nvcomputer.h

@@ -71,6 +71,7 @@ public:
     QString manualAddress;
     QByteArray macAddress;
     QString name;
+    bool hasCustomName;
     QString uuid;
     QSslCertificate serverCert;
     QVector<NvApp> appList;

app/backend/nvhttp.cpp

@@ -440,9 +440,15 @@ NvHTTP::openConnection(QUrl baseUrl,
     // Add our client certificate
     request.setSslConfiguration(IdentityManager::get()->getSslConfig());
 
-#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0) && QT_VERSION < QT_VERSION_CHECK(5, 14, 2) && !defined(QT_NO_BEARERMANAGEMENT)
-    // HACK: Set network accessibility to work around QTBUG-80947
+#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0) && !defined(QT_NO_BEARERMANAGEMENT)
+    // HACK: Set network accessibility to work around QTBUG-80947.
+    // Even though it was fixed in 5.14.2, it still breaks for users attempting to
+    // directly connect their computers without a router using APIPA and in some cases
+    // using OpenVPN with IPv6 enabled. https://github.com/moonlight-stream/moonlight-qt/issues/375
+    QT_WARNING_PUSH
+    QT_WARNING_DISABLE_DEPRECATED
     m_Nam.setNetworkAccessible(QNetworkAccessManager::Accessible);
+    QT_WARNING_POP
 #endif
 
     QNetworkReply* reply = m_Nam.get(request);

app/backend/nvhttp.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "identitymanager.h"
+#include "nvapp.h"
 
 #include <Limelight.h>
 
@@ -8,27 +9,6 @@
 #include <QNetworkAccessManager>
 #include <QNetworkReply>
 
-class NvApp
-{
-public:
-    bool operator==(const NvApp& other) const
-    {
-        return id == other.id;
-    }
-
-    bool isInitialized()
-    {
-        return id != 0 && !name.isEmpty();
-    }
-
-    int id;
-    QString name;
-    bool hdrSupported;
-    bool isAppCollectorGame;
-};
-
-Q_DECLARE_METATYPE(NvApp)
-
 class NvDisplayMode
 {
 public:

app/backend/systemproperties.cpp

@@ -8,6 +8,7 @@
 
 SystemProperties::SystemProperties()
 {
+    versionString = QString(VERSION_STR);
     hasWindowManager = WMUtils::isRunningWindowManager();
     isRunningWayland = WMUtils::isRunningWayland();
     isRunningXWayland = isRunningWayland && QGuiApplication::platformName() == "xcb";

app/backend/systemproperties.h

@@ -21,6 +21,7 @@ public:
     Q_PROPERTY(QString unmappedGamepads MEMBER unmappedGamepads NOTIFY unmappedGamepadsChanged)
     Q_PROPERTY(int maximumStreamingFrameRate MEMBER maximumStreamingFrameRate CONSTANT)
     Q_PROPERTY(QSize maximumResolution MEMBER maximumResolution CONSTANT)
+    Q_PROPERTY(QString versionString MEMBER versionString CONSTANT)
 
     Q_INVOKABLE QRect getDesktopResolution(int displayIndex);
     Q_INVOKABLE QRect getNativeResolution(int displayIndex);
@@ -44,5 +45,6 @@ private:
     QSize maximumResolution;
     QList<QRect> monitorDesktopResolutions;
     QList<QRect> monitorNativeResolutions;
+    QString versionString;
 };
 

app/cli/commandlineparser.cpp

@@ -261,8 +261,8 @@ StreamCommandLineParser::StreamCommandLineParser()
     };
     m_VideoDecoderMap = {
         {"auto",     StreamingPreferences::VDS_AUTO},
-        {"software", StreamingPreferences::VDS_FORCE_HARDWARE},
-        {"hardware", StreamingPreferences::VDS_FORCE_SOFTWARE},
+        {"software", StreamingPreferences::VDS_FORCE_SOFTWARE},
+        {"hardware", StreamingPreferences::VDS_FORCE_HARDWARE},
     };
 }
 
@@ -297,7 +297,8 @@ void StreamCommandLineParser::parse(const QStringList &args, StreamingPreference
     parser.addChoiceOption("audio-config", "audio config", m_AudioConfigMap.keys());
     parser.addToggleOption("multi-controller", "multiple controller support");
     parser.addToggleOption("quit-after", "quit app after session");
-    parser.addToggleOption("absolute-mouse", "enable direct mouse control (best for remote desktop rather than games)");
+    parser.addToggleOption("absolute-mouse", "remote desktop optimized mouse control");
+    parser.addToggleOption("touchscreen-trackpad", "touchscreen in trackpad mode");
     parser.addToggleOption("game-optimization", "game optimizations");
     parser.addToggleOption("audio-on-host", "audio on host PC");
     parser.addToggleOption("frame-pacing", "frame pacing");
@@ -388,6 +389,9 @@ void StreamCommandLineParser::parse(const QStringList &args, StreamingPreference
     // Resolve --absolute-mouse and --no-absolute-mouse options
     preferences->absoluteMouseMode = parser.getToggleOptionValue("absolute-mouse", preferences->absoluteMouseMode);
 
+    // Resolve --touchscreen-trackpad and --no-touchscreen-trackpad options
+    preferences->absoluteTouchMode = !parser.getToggleOptionValue("touchscreen-trackpad", !preferences->absoluteTouchMode);
+
     // Resolve --game-optimization and --no-game-optimization options
     preferences->gameOptimizations = parser.getToggleOptionValue("game-optimization", preferences->gameOptimizations);
 

app/deploy/linux/com.moonlight_stream.Moonlight.appdata.xml

@@ -35,6 +35,26 @@
 	</screenshots>
 
 	<releases>
+		<release version="2.1.0" date="2020-05-17">
+			<description>
+				<p>New features:</p>
+				<ul>
+					<li>Remote desktop mode now allows interaction with the host without having to click to focus the Moonlight window first</li>
+					<li>Added a new EGL renderer for improved performance on Wayland and XWayland</li>
+					<li>Added the option to toggle between direct touchscreen mode and the old trackpad mode</li>
+					<li>Added the option to rename host PCs</li>
+					<li>Added the ability to scroll the settings page with the right analog stick</li>
+					<li>Various UI improvements</li>
+				</ul>
+				<p>Bugfixes:</p>
+				<ul>
+					<li>Fixed unreliable mouse capture when the stream begins</li>
+					<li>Fixed cursor being trapped in full-screen mode even when the mouse wasn't captured</li>
+					<li>Fixed key presses not being sent to the host if the Super/Meta/Windows key is pressed</li>
+					<li>Updated included gamepad mappings</li>
+				</ul>
+			</description>
+		</release>
 		<release version="2.0.0" date="2020-04-28">
 			<description>
 				<p>New features:</p>

app/gui/AppView.qml

@@ -263,18 +263,5 @@ CenteredGridView {
         onAccepted: quitApp()
     }
 
-    ScrollBar.vertical: ScrollBar {
-        // Manually hide the scrollbar to prevent it from being drawn on top
-        // of the StreamSegue during the transition. It can sometimes get stuck
-        // there since we're not consistently pumping the event loop while
-        // starting the stream.
-        visible: activated
-
-        parent: appGrid.parent
-        anchors {
-            top: parent.top
-            right: parent.right
-            bottom: parent.bottom
-        }
-    }
+    ScrollBar.vertical: ScrollBar {}
 }

app/gui/AutoResizingComboBox.qml

@@ -6,8 +6,10 @@ import SdlGamepadKeyNavigation 1.0
 // https://stackoverflow.com/questions/45029968/how-do-i-set-the-combobox-width-to-fit-the-largest-item
 ComboBox {
     property int textWidth
+    property int desiredWidth : leftPadding + textWidth + indicator.width + rightPadding
+    property int maximumWidth : parent.width
 
-    implicitWidth: leftPadding + textWidth + indicator.width + rightPadding
+    implicitWidth: desiredWidth < maximumWidth ? desiredWidth : maximumWidth
 
     TextMetrics {
         id: popupMetrics

app/gui/PcView.qml

@@ -1,5 +1,6 @@
 import QtQuick 2.9
 import QtQuick.Controls 2.2
+import QtQuick.Layouts 1.3
 
 import ComputerModel 1.0
 
@@ -159,6 +160,15 @@ CenteredGridView {
                     deletePcDialog.open()
                 }
             }
+            NavigableMenuItem {
+                parentMenu: pcContextMenu
+                text: "Rename PC"
+                onTriggered: {
+                    renamePcDialog.pcIndex = index
+                    renamePcDialog.originalName = model.name
+                    renamePcDialog.open()
+                }
+            }
             NavigableMenuItem {
                 parentMenu: pcContextMenu
                 text: "Wake PC"
@@ -265,12 +275,47 @@ CenteredGridView {
         onAccepted: deletePc()
     }
 
-    ScrollBar.vertical: ScrollBar {
-        parent: pcGrid.parent
-        anchors {
-            top: parent.top
-            right: parent.right
-            bottom: parent.bottom
+    NavigableDialog {
+        id: renamePcDialog
+        property string label: "Enter the new name for this PC:"
+        property string originalName
+        property int pcIndex : -1;
+
+        standardButtons: Dialog.Ok | Dialog.Cancel
+
+        onOpened: {
+            // Force keyboard focus on the textbox so keyboard navigation works
+            editText.forceActiveFocus()
+        }
+
+        onClosed: {
+            editText.clear()
+        }
+
+        onAccepted: {
+            if (editText.text) {
+                computerModel.renameComputer(pcIndex, editText.text)
+            }
+        }
+
+        ColumnLayout {
+            Label {
+                text: renamePcDialog.label
+                font.bold: true
+            }
+
+            TextField {
+                id: editText
+                placeholderText: renamePcDialog.originalName
+                Layout.fillWidth: true
+                focus: true
+
+                Keys.onReturnPressed: {
+                    renamePcDialog.accept()
+                }
+            }
         }
     }
+
+    ScrollBar.vertical: ScrollBar {}
 }

app/gui/SettingsView.qml

@@ -16,12 +16,8 @@ Flickable {
     contentHeight: settingsColumn1.height > settingsColumn2.height ? settingsColumn1.height : settingsColumn2.height
 
     ScrollBar.vertical: ScrollBar {
-        parent: settingsPage.parent
         anchors {
-            top: settingsPage.top
-            left: settingsPage.right
-            bottom: settingsPage.bottom
-
+            left: parent.right
             leftMargin: -10
         }
     }
@@ -47,11 +43,12 @@ Flickable {
     Column {
         padding: 10
         id: settingsColumn1
-        width: settingsPage.width / 2 - padding
+        width: settingsPage.width / 2
+        spacing: 15
 
         GroupBox {
             id: basicSettingsGroupBox
-            width: (parent.width - 2 * parent.padding)
+            width: (parent.width - (parent.leftPadding + parent.rightPadding))
             padding: 12
             title: "<font color=\"skyblue\">Basic Settings</font>"
             font.pointSize: 12
@@ -78,6 +75,7 @@ Flickable {
 
                 Row {
                     spacing: 5
+                    width: parent.width
 
                     AutoResizingComboBox {
                         // ignore setting the index at first, and actually set it when the component is loaded
@@ -165,6 +163,7 @@ Flickable {
                         }
 
                         id: resolutionComboBox
+                        maximumWidth: parent.width / 2
                         textRole: "text"
                         model: ListModel {
                             id: resolutionListModel
@@ -281,6 +280,7 @@ Flickable {
                         }
 
                         id: fpsComboBox
+                        maximumWidth: parent.width / 2
                         textRole: "text"
                         // ::onActivated must be used, as it only listens for when the index is changed by a human
                         onActivated : {
@@ -401,6 +401,7 @@ Flickable {
 
                 CheckBox {
                     id: vsyncCheck
+                    width: parent.width
                     hoverEnabled: true
                     text: "V-Sync"
                     font.pointSize:  12
@@ -417,6 +418,7 @@ Flickable {
 
                 CheckBox {
                     id: framePacingCheck
+                    width: parent.width
                     hoverEnabled: true
                     text: "Frame pacing"
                     font.pointSize:  12
@@ -436,7 +438,7 @@ Flickable {
         GroupBox {
 
             id: audioSettingsGroupBox
-            width: (parent.width - 2 * parent.padding)
+            width: (parent.width - (parent.leftPadding + parent.rightPadding))
             padding: 12
             title: "<font color=\"skyblue\">Audio Settings</font>"
             font.pointSize: 12
@@ -496,7 +498,7 @@ Flickable {
 
         GroupBox {
             id: uiSettingsGroupBox
-            width: (parent.width - 2 * parent.padding)
+            width: (parent.width - (parent.leftPadding + parent.rightPadding))
             padding: 12
             title: "<font color=\"skyblue\">UI Settings</font>"
             font.pointSize: 12
@@ -507,6 +509,7 @@ Flickable {
 
                 CheckBox {
                     id: startMaximizedCheck
+                    width: parent.width
                     text: "Maximize Moonlight window on startup"
                     font.pointSize: 12
                     enabled: SystemProperties.hasWindowManager
@@ -518,6 +521,7 @@ Flickable {
 
                 CheckBox {
                     id: connectionWarningsCheck
+                    width: parent.width
                     text: "Show connection quality warnings"
                     font.pointSize: 12
                     checked: StreamingPreferences.connectionWarnings
@@ -529,6 +533,7 @@ Flickable {
                 CheckBox {
                     visible: SystemProperties.hasDiscordIntegration
                     id: discordPresenceCheck
+                    width: parent.width
                     text: "Discord Rich Presence integration"
                     font.pointSize: 12
                     checked: StreamingPreferences.richPresence
@@ -547,13 +552,15 @@ Flickable {
 
     Column {
         padding: 10
+        rightPadding: 20
         anchors.left: settingsColumn1.right
         id: settingsColumn2
-        width: settingsPage.width / 2 - padding
+        width: settingsPage.width / 2
+        spacing: 15
 
         GroupBox {
             id: gamepadSettingsGroupBox
-            width: (parent.width - parent.padding)
+            width: (parent.width - (parent.leftPadding + parent.rightPadding))
             padding: 12
             title: "<font color=\"skyblue\">Input Settings</font>"
             font.pointSize: 12
@@ -564,6 +571,7 @@ Flickable {
 
                 CheckBox {
                     id: singleControllerCheck
+                    width: parent.width
                     text: "Force gamepad #1 always present"
                     font.pointSize:  12
                     checked: !StreamingPreferences.multiController
@@ -581,6 +589,7 @@ Flickable {
                 CheckBox {
                     id: absoluteMouseCheck
                     hoverEnabled: true
+                    width: parent.width
                     text: "Optimize mouse for remote desktop instead of games"
                     font.pointSize:  12
                     enabled: SystemProperties.hasWindowManager
@@ -596,9 +605,27 @@ Flickable {
                                    You can toggle this while streaming using Ctrl+Alt+Shift+M."
                 }
 
+                CheckBox {
+                    id: absoluteTouchCheck
+                    hoverEnabled: true
+                    width: parent.width
+                    text: "Use touchscreen as a trackpad"
+                    font.pointSize:  12
+                    checked: !StreamingPreferences.absoluteTouchMode
+                    onCheckedChanged: {
+                        StreamingPreferences.absoluteTouchMode = !checked
+                    }
+
+                    ToolTip.delay: 1000
+                    ToolTip.timeout: 5000
+                    ToolTip.visible: hovered
+                    ToolTip.text: "When checked, the touchscreen acts like a trackpad. When unchecked, the touchscreen will directly control the mouse pointer."
+                }
+
                 CheckBox {
                     id: gamepadMouseCheck
                     hoverEnabled: true
+                    width: parent.width
                     text: "Gamepad mouse mode support"
                     font.pointSize:  12
                     checked: StreamingPreferences.gamepadMouse
@@ -616,7 +643,7 @@ Flickable {
 
         GroupBox {
             id: hostSettingsGroupBox
-            width: (parent.width - parent.padding)
+            width: (parent.width - (parent.leftPadding + parent.rightPadding))
             padding: 12
             title: "<font color=\"skyblue\">Host Settings</font>"
             font.pointSize: 12
@@ -627,6 +654,7 @@ Flickable {
 
                 CheckBox {
                     id: optimizeGameSettingsCheck
+                    width: parent.width
                     text: "Optimize game settings"
                     font.pointSize:  12
                     checked: StreamingPreferences.gameOptimizations
@@ -637,6 +665,7 @@ Flickable {
 
                 CheckBox {
                     id: audioPcCheck
+                    width: parent.width
                     text: "Play audio on host PC"
                     font.pointSize:  12
                     checked: StreamingPreferences.playAudioOnHost
@@ -649,7 +678,7 @@ Flickable {
 
         GroupBox {
             id: advancedSettingsGroupBox
-            width: (parent.width - parent.padding)
+            width: (parent.width - (parent.leftPadding + parent.rightPadding))
             padding: 12
             title: "<font color=\"skyblue\">Advanced Settings</font>"
             font.pointSize: 12
@@ -756,6 +785,7 @@ Flickable {
 
                 CheckBox {
                     id: unlockUnsupportedFps
+                    width: parent.width
                     text: "Unlock unsupported FPS options"
                     font.pointSize: 12
                     checked: StreamingPreferences.unsupportedFps
@@ -774,6 +804,7 @@ Flickable {
 
                 CheckBox {
                     id: enableMdns
+                    width: parent.width
                     text: "Automatically find PCs on the local network (Recommended)"
                     font.pointSize: 12
                     checked: StreamingPreferences.enableMdns
@@ -798,6 +829,7 @@ Flickable {
 
                 CheckBox {
                     id: quitAppAfter
+                    width: parent.width
                     text: "Quit app after quitting session"
                     font.pointSize: 12
                     checked: StreamingPreferences.quitAppAfter

app/gui/computermodel.cpp

@@ -128,6 +128,13 @@ void ComputerModel::wakeComputer(int computerIndex)
     QThreadPool::globalInstance()->start(wakeTask);
 }
 
+void ComputerModel::renameComputer(int computerIndex, QString name)
+{
+    Q_ASSERT(computerIndex < m_Computers.count());
+
+    m_ComputerManager->renameHost(m_Computers[computerIndex], name);
+}
+
 void ComputerModel::pairComputer(int computerIndex, QString pin)
 {
     Q_ASSERT(computerIndex < m_Computers.count());

app/gui/computermodel.h

@@ -35,6 +35,8 @@ public:
 
     Q_INVOKABLE void wakeComputer(int computerIndex);
 
+    Q_INVOKABLE void renameComputer(int computerIndex, QString name);
+
     Q_INVOKABLE Session* createSessionForCurrentGame(int computerIndex);
 
 signals:

app/gui/main.qml

@@ -175,6 +175,17 @@ ApplicationWindow {
         anchors.topMargin: 5
         anchors.bottomMargin: 5
 
+        Label {
+            id: titleLabel
+            visible: toolBar.width > 700
+            anchors.fill: parent
+            text: stackView.currentItem.objectName
+            font.pointSize: 20
+            elide: Label.ElideRight
+            horizontalAlignment: Qt.AlignHCenter
+            verticalAlignment: Qt.AlignVCenter
+        }
+
         RowLayout {
             spacing: 20
             anchors.leftMargin: 10
@@ -194,14 +205,29 @@ ApplicationWindow {
                 }
             }
 
+            // This label will appear when the window gets too small and
+            // we need to ensure the toolbar controls don't collide
             Label {
-                id: titleLabel
-                text: stackView.currentItem.objectName
-                font.pointSize: 15
+                id: titleRowLabel
+                font.pointSize: titleLabel.font.pointSize
                 elide: Label.ElideRight
                 horizontalAlignment: Qt.AlignHCenter
                 verticalAlignment: Qt.AlignVCenter
                 Layout.fillWidth: true
+
+                // We need this label to always be visible so it can occupy
+                // the remaining space in the RowLayout. To "hide" it, we
+                // just set the text to empty string.
+                text: !titleLabel.visible ? stackView.currentItem.objectName : ""
+            }
+
+            Label {
+                id: versionLabel
+                visible: stackView.currentItem.objectName === "Settings"
+                text: "Version " + SystemProperties.versionString
+                font.pointSize: 12
+                horizontalAlignment: Qt.AlignRight
+                verticalAlignment: Qt.AlignVCenter
             }
 
             NavigableToolButton {

app/gui/sdlgamepadkeynavigation.cpp

@@ -205,6 +205,31 @@ void SdlGamepadKeyNavigation::onPollingTimerFired()
             sendKey(QEvent::Type::KeyRelease, Qt::Key_Right);
             m_LastAxisNavigationEventTime = SDL_GetTicks();
         }
+
+        // In UI navigation mode (settings page), use the right stick to scroll
+        if (m_UiNavMode) {
+            short rightX = SDL_GameControllerGetAxis(gc, SDL_CONTROLLER_AXIS_RIGHTX);
+            short rightY = SDL_GameControllerGetAxis(gc, SDL_CONTROLLER_AXIS_RIGHTY);
+
+            QPoint wheelDelta;
+            if (rightX > 30000) {
+                wheelDelta.setX(30);
+            }
+            else if (rightX < -30000) {
+                wheelDelta.setX(-30);
+            }
+
+            if (rightY > 30000) {
+                wheelDelta.setY(-30);
+            }
+            else if (rightY < -30000) {
+                wheelDelta.setY(30);
+            }
+
+            if (!wheelDelta.isNull()) {
+                sendWheel(wheelDelta);
+            }
+        }
     }
 }
 
@@ -218,6 +243,22 @@ void SdlGamepadKeyNavigation::sendKey(QEvent::Type type, Qt::Key key, Qt::Keyboa
     }
 }
 
+void SdlGamepadKeyNavigation::sendWheel(QPoint& angleDelta)
+{
+    QGuiApplication* app = static_cast<QGuiApplication*>(QGuiApplication::instance());
+    QWindow* focusWindow = app->focusWindow();
+    if (focusWindow != nullptr) {
+        QPoint mousePos(focusWindow->width() / 2, focusWindow->height() / 2);
+        QPoint globalPos(focusWindow->mapToGlobal(mousePos));
+#if QT_VERSION >= QT_VERSION_CHECK(5, 12, 0)
+        QWheelEvent wheelEvent(mousePos, globalPos, QPoint(), angleDelta, Qt::NoButton, Qt::NoModifier, Qt::NoScrollPhase, false, Qt::MouseEventSynthesizedByApplication);
+#else
+        QWheelEvent wheelEvent(mousePos, globalPos, QPoint(), angleDelta, angleDelta.y(), Qt::Vertical, Qt::NoButton, Qt::NoModifier, Qt::NoScrollPhase, Qt::MouseEventSynthesizedByApplication, false);
+#endif
+        app->sendEvent(focusWindow, &wheelEvent);
+    }
+}
+
 void SdlGamepadKeyNavigation::setUiNavMode(bool uiNavMode)
 {
     m_UiNavMode = uiNavMode;

app/gui/sdlgamepadkeynavigation.h

@@ -24,6 +24,7 @@ public:
 
 private:
     void sendKey(QEvent::Type type, Qt::Key key, Qt::KeyboardModifiers modifiers = Qt::NoModifier);
+    void sendWheel(QPoint& angleDelta);
 
 private slots:
     void onPollingTimerFired();

app/main.cpp

@@ -424,7 +424,7 @@ int main(int argc, char *argv[])
                     "Detected XWayland. This will probably break hardware decoding! Try running with QT_QPA_PLATFORM=wayland or switch to X11.");
     }
     else if (QGuiApplication::platformName().startsWith("wayland")) {
-        SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION, "Detected Wayland. Performance may be worse than X11.");
+        SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION, "Detected Wayland");
         qputenv("SDL_VIDEODRIVER", "wayland");
     }
 

app/resources.qrc

@@ -19,5 +19,7 @@
     <qresource prefix="/data">
         <file alias="gamecontrollerdb.txt">SDL_GameControllerDB/gamecontrollerdb.txt</file>
         <file alias="ModeSeven.ttf">ModeSeven.ttf</file>
+        <file alias="egl.frag">shaders/egl.frag</file>
+        <file alias="egl.vert">shaders/egl.vert</file>
     </qresource>
 </RCC>

app/settings/streamingpreferences.cpp

@@ -20,6 +20,7 @@
 #define SER_MDNS "mdns"
 #define SER_QUITAPPAFTER "quitAppAfter"
 #define SER_ABSMOUSEMODE "mouseacceleration"
+#define SER_ABSTOUCHMODE "abstouchmode"
 #define SER_STARTWINDOWED "startwindowed"
 #define SER_FRAMEPACING "framepacing"
 #define SER_CONNWARNINGS "connwarnings"
@@ -60,6 +61,7 @@ void StreamingPreferences::reload()
     enableMdns = settings.value(SER_MDNS, true).toBool();
     quitAppAfter = settings.value(SER_QUITAPPAFTER, false).toBool();
     absoluteMouseMode = settings.value(SER_ABSMOUSEMODE, false).toBool();
+    absoluteTouchMode = settings.value(SER_ABSTOUCHMODE, true).toBool();
     startWindowed = settings.value(SER_STARTWINDOWED, true).toBool();
     framePacing = settings.value(SER_FRAMEPACING, false).toBool();
     connectionWarnings = settings.value(SER_CONNWARNINGS, true).toBool();
@@ -104,6 +106,7 @@ void StreamingPreferences::save()
     settings.setValue(SER_MDNS, enableMdns);
     settings.setValue(SER_QUITAPPAFTER, quitAppAfter);
     settings.setValue(SER_ABSMOUSEMODE, absoluteMouseMode);
+    settings.setValue(SER_ABSTOUCHMODE, absoluteTouchMode);
     settings.setValue(SER_STARTWINDOWED, startWindowed);
     settings.setValue(SER_FRAMEPACING, framePacing);
     settings.setValue(SER_CONNWARNINGS, connectionWarnings);

app/settings/streamingpreferences.h

@@ -62,6 +62,7 @@ public:
     Q_PROPERTY(bool enableMdns MEMBER enableMdns NOTIFY enableMdnsChanged)
     Q_PROPERTY(bool quitAppAfter MEMBER quitAppAfter NOTIFY quitAppAfterChanged)
     Q_PROPERTY(bool absoluteMouseMode MEMBER absoluteMouseMode NOTIFY absoluteMouseModeChanged)
+    Q_PROPERTY(bool absoluteTouchMode MEMBER absoluteTouchMode NOTIFY absoluteTouchModeChanged)
     Q_PROPERTY(bool startWindowed MEMBER startWindowed NOTIFY startWindowedChanged)
     Q_PROPERTY(bool framePacing MEMBER framePacing NOTIFY framePacingChanged)
     Q_PROPERTY(bool connectionWarnings MEMBER connectionWarnings NOTIFY connectionWarningsChanged)
@@ -86,6 +87,7 @@ public:
     bool enableMdns;
     bool quitAppAfter;
     bool absoluteMouseMode;
+    bool absoluteTouchMode;
     bool startWindowed;
     bool framePacing;
     bool connectionWarnings;
@@ -109,6 +111,7 @@ signals:
     void enableMdnsChanged();
     void quitAppAfterChanged();
     void absoluteMouseModeChanged();
+    void absoluteTouchModeChanged();
     void audioConfigChanged();
     void videoCodecConfigChanged();
     void videoDecoderSelectionChanged();

app/shaders/egl.frag

@@ -0,0 +1,21 @@
+#version 300 es
+#extension GL_OES_EGL_image_external : require
+precision mediump float;
+out vec4 FragColor;
+
+in vec2 vTextCoord;
+
+uniform mat3 yuvmat;
+uniform vec3 offset;
+uniform samplerExternalOES plane1;
+uniform samplerExternalOES plane2;
+
+void main() {
+	vec3 YCbCr = vec3(
+		texture2D(plane1, vTextCoord)[0],
+		texture2D(plane2, vTextCoord).xy
+	);
+
+	YCbCr -= offset;
+	FragColor = vec4(clamp(yuvmat * YCbCr, 0.0, 1.0), 1.0f);
+}

app/shaders/egl.vert

@@ -0,0 +1,10 @@
+#version 300 es
+
+layout (location = 0) in vec2 aPosition; // 2D: X,Y
+layout (location = 1) in vec2 aTexCoord;
+out vec2 vTextCoord;
+
+void main() {
+	vTextCoord = aTexCoord;
+	gl_Position = vec4(aPosition, 0, 1);
+}

app/streaming/input.cpp

@@ -1,1483 +0,0 @@
-#include <Limelight.h>
-#include <SDL.h>
-#include "streaming/session.h"
-#include "settings/mappingmanager.h"
-#include "path.h"
-#include "streamutils.h"
-
-#include <QtGlobal>
-#include <QtMath>
-#include <QDir>
-#include <QGuiApplication>
-
-#define VK_0 0x30
-#define VK_A 0x41
-
-// These are real Windows VK_* codes
-#ifndef VK_F1
-#define VK_F1 0x70
-#define VK_F13 0x7C
-#define VK_NUMPAD0 0x60
-#endif
-
-#define MOUSE_POLLING_INTERVAL 5
-
-// How long the fingers must be stationary to start a right click
-#define LONG_PRESS_ACTIVATION_DELAY 650
-
-// How far the finger can move before it cancels a right click
-#define LONG_PRESS_ACTIVATION_DELTA 0.01f
-
-// How long the double tap deadzone stays in effect between touch up and touch down
-#define DOUBLE_TAP_DEAD_ZONE_DELAY 250
-
-// How far the finger can move before it can override the double tap deadzone
-#define DOUBLE_TAP_DEAD_ZONE_DELTA 0.025f
-
-// How long the Start button must be pressed to toggle mouse emulation
-#define MOUSE_EMULATION_LONG_PRESS_TIME 750
-
-// How long between polling the gamepad to send virtual mouse input
-#define MOUSE_EMULATION_POLLING_INTERVAL 50
-
-// Determines how fast the mouse will move each interval
-#define MOUSE_EMULATION_MOTION_MULTIPLIER 4
-
-// Determines the maximum motion amount before allowing movement
-#define MOUSE_EMULATION_DEADZONE 2
-
-// Haptic capabilities (in addition to those from SDL_HapticQuery())
-#define ML_HAPTIC_GC_RUMBLE      (1U << 16)
-#define ML_HAPTIC_SIMPLE_RUMBLE  (1U << 17)
-
-const int SdlInputHandler::k_ButtonMap[] = {
-    A_FLAG, B_FLAG, X_FLAG, Y_FLAG,
-    BACK_FLAG, SPECIAL_FLAG, PLAY_FLAG,
-    LS_CLK_FLAG, RS_CLK_FLAG,
-    LB_FLAG, RB_FLAG,
-    UP_FLAG, DOWN_FLAG, LEFT_FLAG, RIGHT_FLAG
-};
-
-SdlInputHandler::SdlInputHandler(StreamingPreferences& prefs, NvComputer*, int streamWidth, int streamHeight)
-    : m_MultiController(prefs.multiController),
-      m_GamepadMouse(prefs.gamepadMouse),
-      m_MouseMoveTimer(0),
-      m_FakeCaptureActive(false),
-      m_LongPressTimer(0),
-      m_StreamWidth(streamWidth),
-      m_StreamHeight(streamHeight),
-      m_AbsoluteMouseMode(prefs.absoluteMouseMode)
-{
-    // Allow gamepad input when the app doesn't have focus
-    SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "1");
-
-    // If absolute mouse mode is enabled, use relative mode warp (which
-    // is via normal motion events that are influenced by mouse acceleration).
-    // Otherwise, we'll use raw input capture which is straight from the device
-    // without modification by the OS.
-    SDL_SetHintWithPriority(SDL_HINT_MOUSE_RELATIVE_MODE_WARP,
-                            prefs.absoluteMouseMode ? "1" : "0",
-                            SDL_HINT_OVERRIDE);
-
-#if defined(Q_OS_DARWIN) && !SDL_VERSION_ATLEAST(2, 0, 10)
-    // SDL 2.0.9 on macOS has a broken HIDAPI mapping for the older Xbox One S
-    // firmware, so we have to disable HIDAPI for Xbox gamepads on macOS until
-    // SDL 2.0.10 where the bug is fixed.
-    // https://github.com/moonlight-stream/moonlight-qt/issues/133
-    // https://bugzilla.libsdl.org/show_bug.cgi?id=4395
-    SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_XBOX, "0");
-#endif
-
-#if SDL_VERSION_ATLEAST(2, 0, 9)
-    // Enabling extended input reports allows rumble to function on Bluetooth PS4
-    // controllers, but breaks DirectInput applications. We will enable it because
-    // it's likely that working rumble is what the user is expecting. If they don't
-    // want this behavior, they can override it with the environment variable.
-    SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_PS4_RUMBLE, "1");
-#endif
-
-    // We must initialize joystick explicitly before gamecontroller in order
-    // to ensure we receive gamecontroller attach events for gamepads where
-    // SDL doesn't have a built-in mapping. By starting joystick first, we
-    // can allow mapping manager to update the mappings before GC attach
-    // events are generated.
-    SDL_assert(!SDL_WasInit(SDL_INIT_JOYSTICK));
-    if (SDL_InitSubSystem(SDL_INIT_JOYSTICK) != 0) {
-        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
-                     "SDL_InitSubSystem(SDL_INIT_JOYSTICK) failed: %s",
-                     SDL_GetError());
-    }
-
-    MappingManager mappingManager;
-    mappingManager.applyMappings();
-
-    // Flush gamepad arrival and departure events which may be queued before
-    // starting the gamecontroller subsystem again. This prevents us from
-    // receiving duplicate arrival and departure events for the same gamepad.
-    SDL_FlushEvent(SDL_CONTROLLERDEVICEADDED);
-    SDL_FlushEvent(SDL_CONTROLLERDEVICEREMOVED);
-
-    // We need to reinit this each time, since you only get
-    // an initial set of gamepad arrival events once per init.
-    SDL_assert(!SDL_WasInit(SDL_INIT_GAMECONTROLLER));
-    if (SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER) != 0) {
-        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
-                     "SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER) failed: %s",
-                     SDL_GetError());
-    }
-
-#if !SDL_VERSION_ATLEAST(2, 0, 9)
-    SDL_assert(!SDL_WasInit(SDL_INIT_HAPTIC));
-    if (SDL_InitSubSystem(SDL_INIT_HAPTIC) != 0) {
-        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
-                     "SDL_InitSubSystem(SDL_INIT_HAPTIC) failed: %s",
-                     SDL_GetError());
-    }
-#endif
-
-    // Initialize the gamepad mask with currently attached gamepads to avoid
-    // causing gamepads to unexpectedly disappear and reappear on the host
-    // during stream startup as we detect currently attached gamepads one at a time.
-    m_GamepadMask = getAttachedGamepadMask();
-
-    SDL_zero(m_GamepadState);
-    SDL_zero(m_LastTouchDownEvent);
-    SDL_zero(m_LastTouchUpEvent);
-
-    SDL_AtomicSet(&m_MouseDeltaX, 0);
-    SDL_AtomicSet(&m_MouseDeltaY, 0);
-
-    Uint32 pollingInterval = QString(qgetenv("MOUSE_POLLING_INTERVAL")).toUInt();
-    if (pollingInterval == 0) {
-        pollingInterval = MOUSE_POLLING_INTERVAL;
-    }
-    else {
-        SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
-                    "Using custom mouse polling interval: %u ms",
-                    pollingInterval);
-    }
-
-    m_MouseMoveTimer = SDL_AddTimer(pollingInterval, SdlInputHandler::mouseMoveTimerCallback, this);
-}
-
-SdlInputHandler::~SdlInputHandler()
-{
-    for (int i = 0; i < MAX_GAMEPADS; i++) {
-        if (m_GamepadState[i].mouseEmulationTimer != 0) {
-            Session::get()->notifyMouseEmulationMode(false);
-            SDL_RemoveTimer(m_GamepadState[i].mouseEmulationTimer);
-        }
-#if !SDL_VERSION_ATLEAST(2, 0, 9)
-        if (m_GamepadState[i].haptic != nullptr) {
-            SDL_HapticClose(m_GamepadState[i].haptic);
-        }
-#endif
-        if (m_GamepadState[i].controller != nullptr) {
-            SDL_GameControllerClose(m_GamepadState[i].controller);
-        }
-    }
-
-    SDL_RemoveTimer(m_MouseMoveTimer);
-    SDL_RemoveTimer(m_LongPressTimer);
-
-#if !SDL_VERSION_ATLEAST(2, 0, 9)
-    SDL_QuitSubSystem(SDL_INIT_HAPTIC);
-    SDL_assert(!SDL_WasInit(SDL_INIT_HAPTIC));
-#endif
-
-    SDL_QuitSubSystem(SDL_INIT_GAMECONTROLLER);
-    SDL_assert(!SDL_WasInit(SDL_INIT_GAMECONTROLLER));
-
-    SDL_QuitSubSystem(SDL_INIT_JOYSTICK);
-    SDL_assert(!SDL_WasInit(SDL_INIT_JOYSTICK));
-
-    // Return background event handling to off
-    SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "0");
-
-#ifdef STEAM_LINK
-    // Hide SDL's cursor on Steam Link after quitting the stream.
-    // FIXME: We should also do this for other situations where SDL
-    // and Qt will draw their own mouse cursors like KMSDRM or RPi
-    // video backends.
-    SDL_ShowCursor(SDL_DISABLE);
-#endif
-}
-
-void SdlInputHandler::handleKeyEvent(SDL_KeyboardEvent* event)
-{
-    short keyCode;
-    char modifiers;
-
-    // Check for our special key combos
-    if ((event->state == SDL_PRESSED) &&
-            (event->keysym.mod & KMOD_CTRL) &&
-            (event->keysym.mod & KMOD_ALT) &&
-            (event->keysym.mod & KMOD_SHIFT)) {
-        // First we test the SDLK combos for matches,
-        // that way we ensure that latin keyboard users
-        // can match to the key they see on their keyboards.
-        // If nothing matches that, we'll then go on to
-        // checking scancodes so non-latin keyboard users
-        // can have working hotkeys (though possibly in
-        // odd positions). We must do all SDLK tests before
-        // any scancode tests to avoid issues in cases
-        // where the SDLK for one shortcut collides with
-        // the scancode of another.
-
-        // Check for quit combo (Ctrl+Alt+Shift+Q)
-        if (event->keysym.sym == SDLK_q) {
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Detected quit key combo (SDLK)");
-
-            // Push a quit event to the main loop
-            SDL_Event event;
-            event.type = SDL_QUIT;
-            event.quit.timestamp = SDL_GetTicks();
-            SDL_PushEvent(&event);
-            return;
-        }
-        // Check for the unbind combo (Ctrl+Alt+Shift+Z) unless on EGLFS which has no window manager
-        else if (event->keysym.sym == SDLK_z && QGuiApplication::platformName() != "eglfs") {
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Detected mouse capture toggle combo (SDLK)");
-
-            // Stop handling future input
-            setCaptureActive(!isCaptureActive());
-
-            // Force raise all keys to ensure they aren't stuck,
-            // since we won't get their key up events.
-            raiseAllKeys();
-            return;
-        }
-        // Check for the mouse mode combo (Ctrl+Alt+Shift+M) unless on EGLFS which has no window manager
-        else if (event->keysym.sym == SDLK_m && QGuiApplication::platformName() != "eglfs") {
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Detected mouse mode toggle combo (SDLK)");
-
-            // Uncapture input
-            setCaptureActive(false);
-
-            // Toggle mouse mode
-            m_AbsoluteMouseMode = !m_AbsoluteMouseMode;
-
-            // Recapture input
-            setCaptureActive(true);
-            return;
-        }
-        else if (event->keysym.sym == SDLK_x && QGuiApplication::platformName() != "eglfs") {
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Detected full-screen toggle combo (SDLK)");
-            Session::s_ActiveSession->toggleFullscreen();
-
-            // Force raise all keys just be safe across this full-screen/windowed
-            // transition just in case key events get lost.
-            raiseAllKeys();
-            return;
-        }
-        // Check for overlay combo (Ctrl+Alt+Shift+S)
-        else if (event->keysym.sym == SDLK_s) {
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Detected stats toggle combo (SDLK)");
-
-            // Toggle the stats overlay
-            Session::get()->getOverlayManager().setOverlayState(Overlay::OverlayDebug,
-                                                                !Session::get()->getOverlayManager().isOverlayEnabled(Overlay::OverlayDebug));
-
-            // Force raise all keys just be safe across this full-screen/windowed
-            // transition just in case key events get lost.
-            raiseAllKeys();
-            return;
-        }
-        // Check for quit combo (Ctrl+Alt+Shift+Q)
-        else if (event->keysym.scancode == SDL_SCANCODE_Q) {
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Detected quit key combo (scancode)");
-
-            // Push a quit event to the main loop
-            SDL_Event event;
-            event.type = SDL_QUIT;
-            event.quit.timestamp = SDL_GetTicks();
-            SDL_PushEvent(&event);
-            return;
-        }
-        // Check for the unbind combo (Ctrl+Alt+Shift+Z)
-        else if (event->keysym.scancode == SDL_SCANCODE_Z && QGuiApplication::platformName() != "eglfs") {
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Detected mouse capture toggle combo (scancode)");
-
-            // Stop handling future input
-            setCaptureActive(!isCaptureActive());
-
-            // Force raise all keys to ensure they aren't stuck,
-            // since we won't get their key up events.
-            raiseAllKeys();
-            return;
-        }
-        // Check for the full-screen combo (Ctrl+Alt+Shift+X) unless on EGLFS which has no window manager
-        else if (event->keysym.scancode == SDL_SCANCODE_X && QGuiApplication::platformName() != "eglfs") {
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Detected full-screen toggle combo (scancode)");
-            Session::s_ActiveSession->toggleFullscreen();
-
-            // Force raise all keys just be safe across this full-screen/windowed
-            // transition just in case key events get lost.
-            raiseAllKeys();
-            return;
-        }
-        // Check for the mouse mode toggle combo (Ctrl+Alt+Shift+M) unless on EGLFS which has no window manager
-        else if (event->keysym.scancode == SDL_SCANCODE_M && QGuiApplication::platformName() != "eglfs") {
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Detected mouse mode toggle combo (scancode)");
-
-            // Uncapture input
-            setCaptureActive(false);
-
-            // Toggle mouse mode
-            m_AbsoluteMouseMode = !m_AbsoluteMouseMode;
-
-            // Recapture input
-            setCaptureActive(true);
-            return;
-        }
-        else if (event->keysym.scancode == SDL_SCANCODE_S) {
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Detected stats toggle combo (scancode)");
-
-            // Toggle the stats overlay
-            Session::get()->getOverlayManager().setOverlayState(Overlay::OverlayDebug,
-                                                                !Session::get()->getOverlayManager().isOverlayEnabled(Overlay::OverlayDebug));
-
-            // Force raise all keys just be safe across this full-screen/windowed
-            // transition just in case key events get lost.
-            raiseAllKeys();
-            return;
-        }
-    }
-
-    if (event->repeat) {
-        // Ignore repeat key down events
-        SDL_assert(event->state == SDL_PRESSED);
-        return;
-    }
-
-    // Set modifier flags
-    modifiers = 0;
-    if (event->keysym.mod & KMOD_CTRL) {
-        modifiers |= MODIFIER_CTRL;
-    }
-    if (event->keysym.mod & KMOD_ALT) {
-        modifiers |= MODIFIER_ALT;
-    }
-    if (event->keysym.mod & KMOD_SHIFT) {
-        modifiers |= MODIFIER_SHIFT;
-    }
-    if (event->keysym.mod & KMOD_GUI) {
-        modifiers |= MODIFIER_META;
-    }
-
-    // Set keycode. We explicitly use scancode here because GFE will try to correct
-    // for AZERTY layouts on the host but it depends on receiving VK_ values matching
-    // a QWERTY layout to work.
-    if (event->keysym.scancode >= SDL_SCANCODE_1 && event->keysym.scancode <= SDL_SCANCODE_9) {
-        // SDL defines SDL_SCANCODE_0 > SDL_SCANCODE_9, so we need to handle that manually
-        keyCode = (event->keysym.scancode - SDL_SCANCODE_1) + VK_0 + 1;
-    }
-    else if (event->keysym.scancode >= SDL_SCANCODE_A && event->keysym.scancode <= SDL_SCANCODE_Z) {
-        keyCode = (event->keysym.scancode - SDL_SCANCODE_A) + VK_A;
-    }
-    else if (event->keysym.scancode >= SDL_SCANCODE_F1 && event->keysym.scancode <= SDL_SCANCODE_F12) {
-        keyCode = (event->keysym.scancode - SDL_SCANCODE_F1) + VK_F1;
-    }
-    else if (event->keysym.scancode >= SDL_SCANCODE_F13 && event->keysym.scancode <= SDL_SCANCODE_F24) {
-        keyCode = (event->keysym.scancode - SDL_SCANCODE_F13) + VK_F13;
-    }
-    else if (event->keysym.scancode >= SDL_SCANCODE_KP_1 && event->keysym.scancode <= SDL_SCANCODE_KP_9) {
-        // SDL defines SDL_SCANCODE_KP_0 > SDL_SCANCODE_KP_9, so we need to handle that manually
-        keyCode = (event->keysym.scancode - SDL_SCANCODE_KP_1) + VK_NUMPAD0 + 1;
-    }
-    else {
-        switch (event->keysym.scancode) {
-            case SDL_SCANCODE_BACKSPACE:
-                keyCode = 0x08;
-                break;
-            case SDL_SCANCODE_TAB:
-                keyCode = 0x09;
-                break;
-            case SDL_SCANCODE_CLEAR:
-                keyCode = 0x0C;
-                break;
-            case SDL_SCANCODE_KP_ENTER: // FIXME: Is this correct?
-            case SDL_SCANCODE_RETURN:
-                keyCode = 0x0D;
-                break;
-            case SDL_SCANCODE_PAUSE:
-                keyCode = 0x13;
-                break;
-            case SDL_SCANCODE_CAPSLOCK:
-                keyCode = 0x14;
-                break;
-            case SDL_SCANCODE_ESCAPE:
-                keyCode = 0x1B;
-                break;
-            case SDL_SCANCODE_SPACE:
-                keyCode = 0x20;
-                break;
-            case SDL_SCANCODE_PAGEUP:
-                keyCode = 0x21;
-                break;
-            case SDL_SCANCODE_PAGEDOWN:
-                keyCode = 0x22;
-                break;
-            case SDL_SCANCODE_END:
-                keyCode = 0x23;
-                break;
-            case SDL_SCANCODE_HOME:
-                keyCode = 0x24;
-                break;
-            case SDL_SCANCODE_LEFT:
-                keyCode = 0x25;
-                break;
-            case SDL_SCANCODE_UP:
-                keyCode = 0x26;
-                break;
-            case SDL_SCANCODE_RIGHT:
-                keyCode = 0x27;
-                break;
-            case SDL_SCANCODE_DOWN:
-                keyCode = 0x28;
-                break;
-            case SDL_SCANCODE_SELECT:
-                keyCode = 0x29;
-                break;
-            case SDL_SCANCODE_EXECUTE:
-                keyCode = 0x2B;
-                break;
-            case SDL_SCANCODE_PRINTSCREEN:
-                keyCode = 0x2C;
-                break;
-            case SDL_SCANCODE_INSERT:
-                keyCode = 0x2D;
-                break;
-            case SDL_SCANCODE_DELETE:
-                keyCode = 0x2E;
-                break;
-            case SDL_SCANCODE_HELP:
-                keyCode = 0x2F;
-                break;
-            case SDL_SCANCODE_KP_0:
-                // See comment above about why we only handle SDL_SCANCODE_KP_0 here
-                keyCode = VK_NUMPAD0;
-                break;
-            case SDL_SCANCODE_0:
-                // See comment above about why we only handle SDL_SCANCODE_0 here
-                keyCode = VK_0;
-                break;
-            case SDL_SCANCODE_KP_MULTIPLY:
-                keyCode = 0x6A;
-                break;
-            case SDL_SCANCODE_KP_PLUS:
-                keyCode = 0x6B;
-                break;
-            case SDL_SCANCODE_KP_COMMA:
-                keyCode = 0x6C;
-                break;
-            case SDL_SCANCODE_KP_MINUS:
-                keyCode = 0x6D;
-                break;
-            case SDL_SCANCODE_KP_PERIOD:
-                keyCode = 0x6E;
-                break;
-            case SDL_SCANCODE_KP_DIVIDE:
-                keyCode = 0x6F;
-                break;
-            case SDL_SCANCODE_NUMLOCKCLEAR:
-                keyCode = 0x90;
-                break;
-            case SDL_SCANCODE_SCROLLLOCK:
-                keyCode = 0x91;
-                break;
-            case SDL_SCANCODE_LSHIFT:
-                keyCode = 0xA0;
-                break;
-            case SDL_SCANCODE_RSHIFT:
-                keyCode = 0xA1;
-                break;
-            case SDL_SCANCODE_LCTRL:
-                keyCode = 0xA2;
-                break;
-            case SDL_SCANCODE_RCTRL:
-                keyCode = 0xA3;
-                break;
-            case SDL_SCANCODE_LALT:
-                keyCode = 0xA4;
-                break;
-            case SDL_SCANCODE_RALT:
-                keyCode = 0xA5;
-                break;
-            // Until we can fully capture these on all platforms (without conflicting with
-            // OS-provided shortcuts), we should avoid passing them through to the host.
-            #if 0
-            case SDL_SCANCODE_LGUI:
-                keyCode = 0x5B;
-                break;
-            case SDL_SCANCODE_RGUI:
-                keyCode = 0x5C;
-                break;
-            #endif
-            case SDL_SCANCODE_AC_BACK:
-                keyCode = 0xA6;
-                break;
-            case SDL_SCANCODE_AC_FORWARD:
-                keyCode = 0xA7;
-                break;
-            case SDL_SCANCODE_AC_REFRESH:
-                keyCode = 0xA8;
-                break;
-            case SDL_SCANCODE_AC_STOP:
-                keyCode = 0xA9;
-                break;
-            case SDL_SCANCODE_AC_SEARCH:
-                keyCode = 0xAA;
-                break;
-            case SDL_SCANCODE_AC_BOOKMARKS:
-                keyCode = 0xAB;
-                break;
-            case SDL_SCANCODE_AC_HOME:
-                keyCode = 0xAC;
-                break;
-            case SDL_SCANCODE_SEMICOLON:
-                keyCode = 0xBA;
-                break;
-            case SDL_SCANCODE_EQUALS:
-                keyCode = 0xBB;
-                break;
-            case SDL_SCANCODE_COMMA:
-                keyCode = 0xBC;
-                break;
-            case SDL_SCANCODE_MINUS:
-                keyCode = 0xBD;
-                break;
-            case SDL_SCANCODE_PERIOD:
-                keyCode = 0xBE;
-                break;
-            case SDL_SCANCODE_SLASH:
-                keyCode = 0xBF;
-                break;
-            case SDL_SCANCODE_GRAVE:
-                keyCode = 0xC0;
-                break;
-            case SDL_SCANCODE_LEFTBRACKET:
-                keyCode = 0xDB;
-                break;
-            case SDL_SCANCODE_BACKSLASH:
-                keyCode = 0xDC;
-                break;
-            case SDL_SCANCODE_RIGHTBRACKET:
-                keyCode = 0xDD;
-                break;
-            case SDL_SCANCODE_APOSTROPHE:
-                keyCode = 0xDE;
-                break;
-            case SDL_SCANCODE_NONUSBACKSLASH:
-                keyCode = 0xE2;
-                break;
-            default:
-                SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                            "Unhandled button event: %d",
-                             event->keysym.scancode);
-                return;
-        }
-    }
-
-    // Track the key state so we always know which keys are down
-    if (event->state == SDL_PRESSED) {
-        m_KeysDown.insert(keyCode);
-    }
-    else {
-        m_KeysDown.remove(keyCode);
-    }
-
-    LiSendKeyboardEvent(keyCode,
-                        event->state == SDL_PRESSED ?
-                            KEY_ACTION_DOWN : KEY_ACTION_UP,
-                        modifiers);
-}
-
-void SdlInputHandler::handleMouseButtonEvent(SDL_MouseButtonEvent* event)
-{
-    int button;
-
-    if (event->which == SDL_TOUCH_MOUSEID) {
-        // Ignore synthetic mouse events
-        return;
-    }
-    else if (!isCaptureActive()) {
-        if (event->button == SDL_BUTTON_LEFT && event->state == SDL_RELEASED) {
-            // Capture the mouse again if clicked when unbound.
-            // We start capture on left button released instead of
-            // pressed to avoid sending an errant mouse button released
-            // event to the host when clicking into our window (since
-            // the pressed event was consumed by this code).
-            setCaptureActive(true);
-        }
-
-        // Not capturing
-        return;
-    }
-
-    switch (event->button)
-    {
-        case SDL_BUTTON_LEFT:
-            button = BUTTON_LEFT;
-            break;
-        case SDL_BUTTON_MIDDLE:
-            button = BUTTON_MIDDLE;
-            break;
-        case SDL_BUTTON_RIGHT:
-            button = BUTTON_RIGHT;
-            break;
-        case SDL_BUTTON_X1:
-            button = BUTTON_X1;
-            break;
-        case SDL_BUTTON_X2:
-            button = BUTTON_X2;
-            break;
-        default:
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Unhandled button event: %d",
-                        event->button);
-            return;
-    }
-
-    LiSendMouseButtonEvent(event->state == SDL_PRESSED ?
-                               BUTTON_ACTION_PRESS :
-                               BUTTON_ACTION_RELEASE,
-                           button);
-}
-
-void SdlInputHandler::handleMouseMotionEvent(SDL_Window* window, SDL_MouseMotionEvent* event)
-{
-    if (!isCaptureActive()) {
-        // Not capturing
-        return;
-    }
-    else if (event->which == SDL_TOUCH_MOUSEID) {
-        // Ignore synthetic mouse events
-        return;
-    }
-
-    if (m_AbsoluteMouseMode) {
-        SDL_Rect src, dst;
-
-        src.x = src.y = 0;
-        src.w = m_StreamWidth;
-        src.h = m_StreamHeight;
-
-        dst.x = dst.y = 0;
-        SDL_GetWindowSize(window, &dst.w, &dst.h);
-
-        // Use the stream and window sizes to determine the video region
-        StreamUtils::scaleSourceToDestinationSurface(&src, &dst);
-
-        // Clamp motion to the video region
-        short x = qMin(qMax(event->x - dst.x, 0), dst.w);
-        short y = qMin(qMax(event->y - dst.y, 0), dst.h);
-
-        // Send the mouse position update
-        LiSendMousePositionEvent(x, y, dst.w, dst.h);
-    }
-    else {
-        // Batch until the next mouse polling window or we'll get awful
-        // input lag everything except GFE 3.14 and 3.15.
-        SDL_AtomicAdd(&m_MouseDeltaX, event->xrel);
-        SDL_AtomicAdd(&m_MouseDeltaY, event->yrel);
-    }
-}
-
-void SdlInputHandler::handleMouseWheelEvent(SDL_MouseWheelEvent* event)
-{
-    if (!isCaptureActive()) {
-        // Not capturing
-        return;
-    }
-    else if (event->which == SDL_TOUCH_MOUSEID) {
-        // Ignore synthetic mouse events
-        return;
-    }
-
-    if (event->y != 0) {
-        LiSendScrollEvent((signed char)event->y);
-    }
-}
-
-GamepadState*
-SdlInputHandler::findStateForGamepad(SDL_JoystickID id)
-{
-    int i;
-
-    for (i = 0; i < MAX_GAMEPADS; i++) {
-        if (m_GamepadState[i].jsId == id) {
-            SDL_assert(!m_MultiController || m_GamepadState[i].index == i);
-            return &m_GamepadState[i];
-        }
-    }
-
-    // This should only happen with > 4 gamepads
-    SDL_assert(SDL_NumJoysticks() > 4);
-    return nullptr;
-}
-
-void SdlInputHandler::sendGamepadState(GamepadState* state)
-{
-    SDL_assert(m_GamepadMask == 0x1 || m_MultiController);
-    LiSendMultiControllerEvent(state->index,
-                               m_GamepadMask,
-                               state->buttons,
-                               state->lt,
-                               state->rt,
-                               state->lsX,
-                               state->lsY,
-                               state->rsX,
-                               state->rsY);
-}
-
-Uint32 SdlInputHandler::longPressTimerCallback(Uint32, void*)
-{
-    // Raise the left click and start a right click
-    LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_LEFT);
-    LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_RIGHT);
-
-    return 0;
-}
-
-Uint32 SdlInputHandler::mouseMoveTimerCallback(Uint32 interval, void *param)
-{
-    auto me = reinterpret_cast<SdlInputHandler*>(param);
-
-    short deltaX = (short)SDL_AtomicSet(&me->m_MouseDeltaX, 0);
-    short deltaY = (short)SDL_AtomicSet(&me->m_MouseDeltaY, 0);
-
-    if (deltaX != 0 || deltaY != 0) {
-        LiSendMouseMoveEvent(deltaX, deltaY);
-    }
-
-    return interval;
-}
-
-Uint32 SdlInputHandler::mouseEmulationTimerCallback(Uint32 interval, void *param)
-{
-    auto gamepad = reinterpret_cast<GamepadState*>(param);
-
-    short rawX;
-    short rawY;
-
-    // Determine which analog stick is currently receiving the strongest input
-    if ((uint32_t)qAbs(gamepad->lsX) + qAbs(gamepad->lsY) > (uint32_t)qAbs(gamepad->rsX) + qAbs(gamepad->rsY)) {
-        rawX = gamepad->lsX;
-        rawY = -gamepad->lsY;
-    }
-    else {
-        rawX = gamepad->rsX;
-        rawY = -gamepad->rsY;
-    }
-
-    float deltaX;
-    float deltaY;
-
-    // Produce a base vector for mouse movement with increased speed as we deviate further from center
-    deltaX = qPow(rawX / 32766.0f * MOUSE_EMULATION_MOTION_MULTIPLIER, 3);
-    deltaY = qPow(rawY / 32766.0f * MOUSE_EMULATION_MOTION_MULTIPLIER, 3);
-
-    // Enforce deadzones
-    deltaX = qAbs(deltaX) > MOUSE_EMULATION_DEADZONE ? deltaX - MOUSE_EMULATION_DEADZONE : 0;
-    deltaY = qAbs(deltaY) > MOUSE_EMULATION_DEADZONE ? deltaY - MOUSE_EMULATION_DEADZONE : 0;
-
-    if (deltaX != 0 || deltaY != 0) {
-        LiSendMouseMoveEvent((short)deltaX, (short)deltaY);
-    }
-
-    return interval;
-}
-
-void SdlInputHandler::handleControllerAxisEvent(SDL_ControllerAxisEvent* event)
-{
-    SDL_JoystickID gameControllerId = event->which;
-    GamepadState* state = findStateForGamepad(gameControllerId);
-    if (state == NULL) {
-        return;
-    }
-
-    // Batch all pending axis motion events for this gamepad to save CPU time
-    SDL_Event nextEvent;
-    for (;;) {
-        switch (event->axis)
-        {
-            case SDL_CONTROLLER_AXIS_LEFTX:
-                state->lsX = event->value;
-                break;
-            case SDL_CONTROLLER_AXIS_LEFTY:
-                // Signed values have one more negative value than
-                // positive value, so inverting the sign on -32768
-                // could actually cause the value to overflow and
-                // wrap around to be negative again. Avoid that by
-                // capping the value at 32767.
-                state->lsY = -qMax(event->value, (short)-32767);
-                break;
-            case SDL_CONTROLLER_AXIS_RIGHTX:
-                state->rsX = event->value;
-                break;
-            case SDL_CONTROLLER_AXIS_RIGHTY:
-                state->rsY = -qMax(event->value, (short)-32767);
-                break;
-            case SDL_CONTROLLER_AXIS_TRIGGERLEFT:
-                state->lt = (unsigned char)(event->value * 255UL / 32767);
-                break;
-            case SDL_CONTROLLER_AXIS_TRIGGERRIGHT:
-                state->rt = (unsigned char)(event->value * 255UL / 32767);
-                break;
-            default:
-                SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                            "Unhandled controller axis: %d",
-                            event->axis);
-                return;
-        }
-
-        // Check for another event to batch with
-        if (SDL_PeepEvents(&nextEvent, 1, SDL_PEEKEVENT, SDL_CONTROLLERAXISMOTION, SDL_CONTROLLERAXISMOTION) <= 0) {
-            break;
-        }
-
-        event = &nextEvent.caxis;
-        if (event->which != gameControllerId) {
-            // Stop batching if a different gamepad interrupts us
-            break;
-        }
-
-        // Remove the next event to batch
-        SDL_PeepEvents(&nextEvent, 1, SDL_GETEVENT, SDL_CONTROLLERAXISMOTION, SDL_CONTROLLERAXISMOTION);
-    }
-
-    // Only send the gamepad state to the host if it's not in mouse emulation mode
-    if (state->mouseEmulationTimer == 0) {
-        sendGamepadState(state);
-    }
-}
-
-void SdlInputHandler::handleControllerButtonEvent(SDL_ControllerButtonEvent* event)
-{
-    GamepadState* state = findStateForGamepad(event->which);
-    if (state == NULL) {
-        return;
-    }
-
-    if (event->state == SDL_PRESSED) {
-        state->buttons |= k_ButtonMap[event->button];
-
-        if (event->button == SDL_CONTROLLER_BUTTON_START) {
-            state->lastStartDownTime = SDL_GetTicks();
-        }
-        else if (state->mouseEmulationTimer != 0) {
-            if (event->button == SDL_CONTROLLER_BUTTON_A) {
-                LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_LEFT);
-            }
-            else if (event->button == SDL_CONTROLLER_BUTTON_B) {
-                LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_RIGHT);
-            }
-            else if (event->button == SDL_CONTROLLER_BUTTON_X) {
-                LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_MIDDLE);
-            }
-            else if (event->button == SDL_CONTROLLER_BUTTON_LEFTSHOULDER) {
-                LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_X1);
-            }
-            else if (event->button == SDL_CONTROLLER_BUTTON_RIGHTSHOULDER) {
-                LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_X2);
-            }
-            else if (event->button == SDL_CONTROLLER_BUTTON_DPAD_UP) {
-                LiSendScrollEvent(1);
-            }
-            else if (event->button == SDL_CONTROLLER_BUTTON_DPAD_DOWN) {
-                LiSendScrollEvent(-1);
-            }
-        }
-    }
-    else {
-        state->buttons &= ~k_ButtonMap[event->button];
-
-        if (event->button == SDL_CONTROLLER_BUTTON_START) {
-            if (SDL_GetTicks() - state->lastStartDownTime > MOUSE_EMULATION_LONG_PRESS_TIME) {
-                if (state->mouseEmulationTimer != 0) {
-                    SDL_RemoveTimer(state->mouseEmulationTimer);
-                    state->mouseEmulationTimer = 0;
-
-                    SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                                "Mouse emulation deactivated");
-                    Session::get()->notifyMouseEmulationMode(false);
-                }
-                else if (m_GamepadMouse) {
-                    // Send the start button up event to the host, since we won't do it below
-                    sendGamepadState(state);
-
-                    state->mouseEmulationTimer = SDL_AddTimer(MOUSE_EMULATION_POLLING_INTERVAL, SdlInputHandler::mouseEmulationTimerCallback, state);
-
-                    SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                                "Mouse emulation active");
-                    Session::get()->notifyMouseEmulationMode(true);
-                }
-            }
-        }
-        else if (state->mouseEmulationTimer != 0) {
-            if (event->button == SDL_CONTROLLER_BUTTON_A) {
-                LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_LEFT);
-            }
-            else if (event->button == SDL_CONTROLLER_BUTTON_B) {
-                LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_RIGHT);
-            }
-            else if (event->button == SDL_CONTROLLER_BUTTON_X) {
-                LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_MIDDLE);
-            }
-            else if (event->button == SDL_CONTROLLER_BUTTON_LEFTSHOULDER) {
-                LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_X1);
-            }
-            else if (event->button == SDL_CONTROLLER_BUTTON_RIGHTSHOULDER) {
-                LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_X2);
-            }
-        }
-    }
-
-    // Handle Start+Select+L1+R1 as a gamepad quit combo
-    if (state->buttons == (PLAY_FLAG | BACK_FLAG | LB_FLAG | RB_FLAG)) {
-        SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                    "Detected quit gamepad button combo");
-
-        // Push a quit event to the main loop
-        SDL_Event event;
-        event.type = SDL_QUIT;
-        event.quit.timestamp = SDL_GetTicks();
-        SDL_PushEvent(&event);
-
-        // Clear buttons down on this gameapd
-        LiSendMultiControllerEvent(state->index, m_GamepadMask,
-                                   0, 0, 0, 0, 0, 0, 0);
-        return;
-    }
-
-    // Only send the gamepad state to the host if it's not in mouse emulation mode
-    if (state->mouseEmulationTimer == 0) {
-        sendGamepadState(state);
-    }
-}
-
-void SdlInputHandler::handleControllerDeviceEvent(SDL_ControllerDeviceEvent* event)
-{
-    GamepadState* state;
-
-    if (event->type == SDL_CONTROLLERDEVICEADDED) {
-        int i;
-        const char* name;
-        SDL_GameController* controller;
-        const char* mapping;
-        char guidStr[33];
-        uint32_t hapticCaps;
-
-        controller = SDL_GameControllerOpen(event->which);
-        if (controller == NULL) {
-            SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
-                         "Failed to open gamepad: %s",
-                         SDL_GetError());
-            return;
-        }
-
-        // We used to use SDL_GameControllerGetPlayerIndex() here but that
-        // can lead to strange issues due to bugs in Windows where an Xbox
-        // controller will join as player 2, even though no player 1 controller
-        // is connected at all. This pretty much screws any attempt to use
-        // the gamepad in single player games, so just assign them in order from 0.
-        i = 0;
-
-        for (; i < MAX_GAMEPADS; i++) {
-            SDL_assert(m_GamepadState[i].controller != controller);
-            if (m_GamepadState[i].controller == NULL) {
-                // Found an empty slot
-                break;
-            }
-        }
-
-        if (i == MAX_GAMEPADS) {
-            SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
-                         "No open gamepad slots found!");
-            SDL_GameControllerClose(controller);
-            return;
-        }
-
-        state = &m_GamepadState[i];
-        if (m_MultiController) {
-            state->index = i;
-
-#if SDL_VERSION_ATLEAST(2, 0, 12)
-            // This will change indicators on the controller to show the assigned
-            // player index. For Xbox 360 controllers, that means updating the LED
-            // ring to light up the corresponding quadrant for this player.
-            SDL_GameControllerSetPlayerIndex(controller, state->index);
-#endif
-        }
-        else {
-            // Always player 1 in single controller mode
-            state->index = 0;
-        }
-
-        state->controller = controller;
-        state->jsId = SDL_JoystickInstanceID(SDL_GameControllerGetJoystick(state->controller));
-
-#if SDL_VERSION_ATLEAST(2, 0, 9)
-        // Perform a tiny rumble to see if haptics are supported.
-        // NB: We cannot use zeros for rumble intensity or SDL will not actually call the JS driver
-        // and we'll get a (potentially false) success value returned.
-        hapticCaps = SDL_GameControllerRumble(controller, 1, 1, 1) == 0 ?
-                        ML_HAPTIC_GC_RUMBLE : 0;
-#else
-        state->haptic = SDL_HapticOpenFromJoystick(SDL_GameControllerGetJoystick(state->controller));
-        state->hapticEffectId = -1;
-        state->hapticMethod = GAMEPAD_HAPTIC_METHOD_NONE;
-        if (state->haptic != nullptr) {
-            // Query for supported haptic effects
-            hapticCaps = SDL_HapticQuery(state->haptic);
-            hapticCaps |= SDL_HapticRumbleSupported(state->haptic) ?
-                            ML_HAPTIC_SIMPLE_RUMBLE : 0;
-
-            if ((SDL_HapticQuery(state->haptic) & SDL_HAPTIC_LEFTRIGHT) == 0) {
-                if (SDL_HapticRumbleSupported(state->haptic)) {
-                    if (SDL_HapticRumbleInit(state->haptic) == 0) {
-                        state->hapticMethod = GAMEPAD_HAPTIC_METHOD_SIMPLERUMBLE;
-                    }
-                }
-                if (state->hapticMethod == GAMEPAD_HAPTIC_METHOD_NONE) {
-                    SDL_HapticClose(state->haptic);
-                    state->haptic = nullptr;
-                }
-            } else {
-                state->hapticMethod = GAMEPAD_HAPTIC_METHOD_LEFTRIGHT;
-            }
-        }
-        else {
-            hapticCaps = 0;
-        }
-#endif
-
-        SDL_JoystickGetGUIDString(SDL_JoystickGetGUID(SDL_GameControllerGetJoystick(state->controller)),
-                                  guidStr, sizeof(guidStr));
-        mapping = SDL_GameControllerMapping(state->controller);
-        name = SDL_GameControllerName(state->controller);
-        SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                    "Gamepad %d (player %d) is: %s (haptic capabilities: 0x%x) (mapping: %s -> %s)",
-                    i,
-                    state->index,
-                    name != nullptr ? name : "<null>",
-                    hapticCaps,
-                    guidStr,
-                    mapping != nullptr ? mapping : "<null>");
-        if (mapping != nullptr) {
-            SDL_free((void*)mapping);
-        }
-        
-        // Add this gamepad to the gamepad mask
-        if (m_MultiController) {
-            // NB: Don't assert that it's unset here because we will already
-            // have the mask set for initially attached gamepads to avoid confusing
-            // apps running on the host.
-            m_GamepadMask |= (1 << state->index);
-        }
-        else {
-            SDL_assert(m_GamepadMask == 0x1);
-        }
-
-        // Send an empty event to tell the PC we've arrived
-        sendGamepadState(state);
-    }
-    else if (event->type == SDL_CONTROLLERDEVICEREMOVED) {
-        state = findStateForGamepad(event->which);
-        if (state != NULL) {
-            if (state->mouseEmulationTimer != 0) {
-                Session::get()->notifyMouseEmulationMode(false);
-                SDL_RemoveTimer(state->mouseEmulationTimer);
-            }
-
-            SDL_GameControllerClose(state->controller);
-
-#if !SDL_VERSION_ATLEAST(2, 0, 9)
-            if (state->haptic != nullptr) {
-                SDL_HapticClose(state->haptic);
-            }
-#endif
-
-            // Remove this from the gamepad mask in MC-mode
-            if (m_MultiController) {
-                SDL_assert(m_GamepadMask & (1 << state->index));
-                m_GamepadMask &= ~(1 << state->index);
-            }
-            else {
-                SDL_assert(m_GamepadMask == 0x1);
-            }
-
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Gamepad %d is gone",
-                        state->index);
-
-            // Send a final event to let the PC know this gamepad is gone
-            LiSendMultiControllerEvent(state->index, m_GamepadMask,
-                                       0, 0, 0, 0, 0, 0, 0);
-
-            // Clear all remaining state from this slot
-            SDL_memset(state, 0, sizeof(*state));
-        }
-    }
-}
-
-void SdlInputHandler::handleJoystickArrivalEvent(SDL_JoyDeviceEvent* event)
-{
-    SDL_assert(event->type == SDL_JOYDEVICEADDED);
-
-    if (!SDL_IsGameController(event->which)) {
-        char guidStr[33];
-        SDL_JoystickGetGUIDString(SDL_JoystickGetDeviceGUID(event->which),
-                                  guidStr, sizeof(guidStr));
-        const char* name = SDL_JoystickNameForIndex(event->which);
-        SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
-                    "Joystick discovered with no mapping: %s %s",
-                    name ? name : "<UNKNOWN>",
-                    guidStr);
-        SDL_Joystick* joy = SDL_JoystickOpen(event->which);
-        if (joy != nullptr) {
-            SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
-                        "Number of axes: %d | Number of buttons: %d | Number of hats: %d",
-                        SDL_JoystickNumAxes(joy), SDL_JoystickNumButtons(joy),
-                        SDL_JoystickNumHats(joy));
-            SDL_JoystickClose(joy);
-        }
-        else {
-            SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
-                        "Unable to open joystick for query: %s",
-                        SDL_GetError());
-        }
-    }
-}
-
-void SdlInputHandler::rumble(unsigned short controllerNumber, unsigned short lowFreqMotor, unsigned short highFreqMotor)
-{
-    // Make sure the controller number is within our supported count
-    if (controllerNumber >= MAX_GAMEPADS) {
-        return;
-    }
-
-#if SDL_VERSION_ATLEAST(2, 0, 9)
-    if (m_GamepadState[controllerNumber].controller != nullptr) {
-        SDL_GameControllerRumble(m_GamepadState[controllerNumber].controller, lowFreqMotor, highFreqMotor, 30000);
-    }
-#else
-    // Check if the controller supports haptics (and if the controller exists at all)
-    SDL_Haptic* haptic = m_GamepadState[controllerNumber].haptic;
-    if (haptic == nullptr) {
-        return;
-    }
-
-    // Stop the last effect we played
-    if (m_GamepadState[controllerNumber].hapticMethod == GAMEPAD_HAPTIC_METHOD_LEFTRIGHT) {
-        if (m_GamepadState[controllerNumber].hapticEffectId >= 0) {
-            SDL_HapticDestroyEffect(haptic, m_GamepadState[controllerNumber].hapticEffectId);
-        }
-    } else if (m_GamepadState[controllerNumber].hapticMethod == GAMEPAD_HAPTIC_METHOD_SIMPLERUMBLE) {
-        SDL_HapticRumbleStop(haptic);
-    }
-
-    // If this callback is telling us to stop both motors, don't bother queuing a new effect
-    if (lowFreqMotor == 0 && highFreqMotor == 0) {
-        return;
-    }
-
-    if (m_GamepadState[controllerNumber].hapticMethod == GAMEPAD_HAPTIC_METHOD_LEFTRIGHT) {
-        SDL_HapticEffect effect;
-        SDL_memset(&effect, 0, sizeof(effect));
-        effect.type = SDL_HAPTIC_LEFTRIGHT;
-
-        // The effect should last until we are instructed to stop or change it
-        effect.leftright.length = SDL_HAPTIC_INFINITY;
-
-        // SDL haptics range from 0-32767 but XInput uses 0-65535, so divide by 2 to correct for SDL's scaling
-        effect.leftright.large_magnitude = lowFreqMotor / 2;
-        effect.leftright.small_magnitude = highFreqMotor / 2;
-
-        // Play the new effect
-        m_GamepadState[controllerNumber].hapticEffectId = SDL_HapticNewEffect(haptic, &effect);
-        if (m_GamepadState[controllerNumber].hapticEffectId >= 0) {
-            SDL_HapticRunEffect(haptic, m_GamepadState[controllerNumber].hapticEffectId, 1);
-        }
-    } else if (m_GamepadState[controllerNumber].hapticMethod == GAMEPAD_HAPTIC_METHOD_SIMPLERUMBLE) {
-        SDL_HapticRumblePlay(haptic,
-                             std::min(1.0, (GAMEPAD_HAPTIC_SIMPLE_HIFREQ_MOTOR_WEIGHT*highFreqMotor +
-                                            GAMEPAD_HAPTIC_SIMPLE_LOWFREQ_MOTOR_WEIGHT*lowFreqMotor) / 65535.0),
-                             SDL_HAPTIC_INFINITY);
-    }
-#endif
-}
-
-void SdlInputHandler::handleTouchFingerEvent(SDL_Window* window, SDL_TouchFingerEvent* event)
-{
-#if SDL_VERSION_ATLEAST(2, 0, 10)
-    if (SDL_GetTouchDeviceType(event->touchId) != SDL_TOUCH_DEVICE_DIRECT) {
-        // Ignore anything that isn't a touchscreen. We may get callbacks
-        // for trackpads, but we want to handle those in the mouse path.
-        return;
-    }
-#elif defined(Q_OS_DARWIN)
-    // SDL2 sends touch events from trackpads by default on
-    // macOS. This totally screws our actual mouse handling,
-    // so we must explicitly ignore touch events on macOS
-    // until SDL 2.0.10 where we have SDL_GetTouchDeviceType()
-    // to tell them apart.
-    return;
-#endif
-
-    // Observations on Windows 10: x and y appear to be relative to 0,0 of the window client area.
-    // Although SDL documentation states they are 0.0 - 1.0 float values, they can actually be higher
-    // or lower than those values as touch events continue for touches started within the client area that
-    // leave the client area during a drag motion.
-    // dx and dy are deltas from the last touch event, not the first touch down.
-
-    // Ignore touch down events with more than one finger
-    if (event->type == SDL_FINGERDOWN && SDL_GetNumTouchFingers(event->touchId) > 1) {
-        return;
-    }
-
-    // Ignore touch move and touch up events from the non-primary finger
-    if (event->type != SDL_FINGERDOWN && event->fingerId != m_LastTouchDownEvent.fingerId) {
-        return;
-    }
-
-    SDL_Rect src, dst;
-    int windowWidth, windowHeight;
-
-    SDL_GetWindowSize(window, &windowWidth, &windowHeight);
-
-    src.x = src.y = 0;
-    src.w = m_StreamWidth;
-    src.h = m_StreamHeight;
-
-    dst.x = dst.y = 0;
-    dst.w = windowWidth;
-    dst.h = windowHeight;
-
-    // Use the stream and window sizes to determine the video region
-    StreamUtils::scaleSourceToDestinationSurface(&src, &dst);
-
-    if (qSqrt(qPow(event->x - m_LastTouchDownEvent.x, 2) + qPow(event->y - m_LastTouchDownEvent.y, 2)) > LONG_PRESS_ACTIVATION_DELTA) {
-        // Moved too far since touch down. Cancel the long press timer.
-        SDL_RemoveTimer(m_LongPressTimer);
-        m_LongPressTimer = 0;
-    }
-
-    // Don't reposition for finger down events within the deadzone. This makes double-clicking easier.
-    if (event->type != SDL_FINGERDOWN ||
-            event->timestamp - m_LastTouchUpEvent.timestamp > DOUBLE_TAP_DEAD_ZONE_DELAY ||
-            qSqrt(qPow(event->x - m_LastTouchUpEvent.x, 2) + qPow(event->y - m_LastTouchUpEvent.y, 2)) > DOUBLE_TAP_DEAD_ZONE_DELTA) {
-        // Scale window-relative events to be video-relative and clamp to video region
-        short x = qMin(qMax((int)(event->x * windowWidth), dst.x), dst.x + dst.w);
-        short y = qMin(qMax((int)(event->y * windowHeight), dst.y), dst.y + dst.h);
-
-        // Update the cursor position relative to the video region
-        LiSendMousePositionEvent(x - dst.x, y - dst.y, dst.w, dst.h);
-    }
-
-    if (event->type == SDL_FINGERDOWN) {
-        m_LastTouchDownEvent = *event;
-
-        // Start/restart the long press timer
-        SDL_RemoveTimer(m_LongPressTimer);
-        m_LongPressTimer = SDL_AddTimer(LONG_PRESS_ACTIVATION_DELAY,
-                                        longPressTimerCallback,
-                                        nullptr);
-
-        // Left button down on finger down
-        LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_LEFT);
-    }
-    else if (event->type == SDL_FINGERUP) {
-        m_LastTouchUpEvent = *event;
-
-        // Cancel the long press timer
-        SDL_RemoveTimer(m_LongPressTimer);
-        m_LongPressTimer = 0;
-
-        // Left button up on finger up
-        LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_LEFT);
-
-        // Raise right button too in case we triggered a long press gesture
-        LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_RIGHT);
-    }
-}
-
-int SdlInputHandler::getAttachedGamepadMask()
-{
-    int count;
-    int mask;
-
-    if (!m_MultiController) {
-        // Player 1 is always present in non-MC mode
-        return 0x1;
-    }
-
-    count = mask = 0;
-    for (int i = 0; i < SDL_NumJoysticks(); i++) {
-        if (SDL_IsGameController(i)) {
-            mask |= (1 << count++);
-        }
-    }
-
-    return mask;
-}
-
-void SdlInputHandler::raiseAllKeys()
-{
-    if (m_KeysDown.isEmpty()) {
-        return;
-    }
-
-    SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                "Raising %d keys",
-                m_KeysDown.count());
-
-    for (auto keyDown : m_KeysDown) {
-        LiSendKeyboardEvent(keyDown, KEY_ACTION_UP, 0);
-    }
-
-    m_KeysDown.clear();
-}
-
-void SdlInputHandler::notifyFocusGained(SDL_Window* window)
-{
-    // Capture mouse cursor when user actives the window by clicking on
-    // window's client area (borders and title bar excluded).
-    // Without this you would have to click the window twice (once to
-    // activate it, second time to enable capture). With this you need to
-    // click it only once.
-    //
-    // On Linux, the button press event is delivered after the focus gain
-    // so this is not neccessary (and leads to a click sent to the host
-    // when focusing the window by clicking).
-    //
-    // By excluding window's borders and title bar out, lets user still
-    // interact with them without mouse capture kicking in.
-#if defined(Q_OS_WIN32) || defined(Q_OS_DARWIN)
-    int mouseX, mouseY;
-    Uint32 mouseState = SDL_GetGlobalMouseState(&mouseX, &mouseY);
-    if (mouseState & SDL_BUTTON(SDL_BUTTON_LEFT)) {
-        int x, y, width, height;
-        SDL_GetWindowPosition(window, &x, &y);
-        SDL_GetWindowSize(window, &width, &height);
-        if (mouseX > x && mouseX < x+width && mouseY > y && mouseY < y+height) {
-            setCaptureActive(true);
-        }
-    }
-#else
-    Q_UNUSED(window);
-#endif
-}
-
-void SdlInputHandler::notifyFocusLost(SDL_Window* window)
-{
-    // Release mouse cursor when another window is activated (e.g. by using ALT+TAB).
-    // This lets user to interact with our window's title bar and with the buttons in it.
-    // Doing this while the window is full-screen breaks the transition out of FS
-    // (desktop and exclusive), so we must check for that before releasing mouse capture.
-    if (!(SDL_GetWindowFlags(window) & SDL_WINDOW_FULLSCREEN) && !m_AbsoluteMouseMode) {
-        setCaptureActive(false);
-    }
-
-    // Raise all keys that are currently pressed. If we don't do this, certain keys
-    // used in shortcuts that cause focus loss (such as Alt+Tab) may get stuck down.
-    raiseAllKeys();
-}
-
-bool SdlInputHandler::isCaptureActive()
-{
-    if (SDL_GetRelativeMouseMode()) {
-        return true;
-    }
-
-    // Some platforms don't support SDL_SetRelativeMouseMode
-    return m_FakeCaptureActive;
-}
-
-void SdlInputHandler::setCaptureActive(bool active)
-{
-    if (active) {
-        // If we're in relative mode, try to activate SDL's relative mouse mode
-        if (m_AbsoluteMouseMode || SDL_SetRelativeMouseMode(SDL_TRUE) < 0) {
-            // Relative mouse mode didn't work, so we'll use fake capture
-            SDL_ShowCursor(SDL_DISABLE);
-            m_FakeCaptureActive = true;
-        }
-    }
-    else if (m_FakeCaptureActive) {
-        SDL_ShowCursor(SDL_ENABLE);
-        m_FakeCaptureActive = false;
-    }
-    else {
-        SDL_SetRelativeMouseMode(SDL_FALSE);
-    }
-}
-
-QString SdlInputHandler::getUnmappedGamepads()
-{
-    QString ret;
-
-    if (SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER) != 0) {
-        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
-                     "SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER) failed: %s",
-                     SDL_GetError());
-    }
-
-    MappingManager mappingManager;
-    mappingManager.applyMappings();
-
-    for (int i = 0; i < SDL_NumJoysticks(); i++) {
-        if (!SDL_IsGameController(i)) {
-            char guidStr[33];
-            SDL_JoystickGetGUIDString(SDL_JoystickGetDeviceGUID(i),
-                                      guidStr, sizeof(guidStr));
-            const char* name = SDL_JoystickNameForIndex(i);
-            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                        "Unmapped joystick: %s %s",
-                        name ? name : "<UNKNOWN>",
-                        guidStr);
-            SDL_Joystick* joy = SDL_JoystickOpen(i);
-            if (joy != nullptr) {
-                int numButtons = SDL_JoystickNumButtons(joy);
-                int numHats = SDL_JoystickNumHats(joy);
-                int numAxes = SDL_JoystickNumAxes(joy);
-
-                SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                            "Number of axes: %d | Number of buttons: %d | Number of hats: %d",
-                            numAxes, numButtons, numHats);
-
-                if ((numAxes >= 4 && numAxes <= 8) && numButtons >= 8 && numHats <= 1) {
-                    SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
-                                "Joystick likely to be an unmapped game controller");
-                    if (!ret.isEmpty()) {
-                        ret += ", ";
-                    }
-
-                    ret += name;
-                }
-
-                SDL_JoystickClose(joy);
-            }
-            else {
-                SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
-                            "Unable to open joystick for query: %s",
-                            SDL_GetError());
-            }
-        }
-    }
-
-    SDL_QuitSubSystem(SDL_INIT_GAMECONTROLLER);
-
-    return ret;
-}

app/streaming/input/abstouch.cpp

@@ -0,0 +1,107 @@
+#include "input.h"
+
+#include <Limelight.h>
+#include <SDL.h>
+#include "streaming/streamutils.h"
+
+#include <QtMath>
+
+// How long the fingers must be stationary to start a right click
+#define LONG_PRESS_ACTIVATION_DELAY 650
+
+// How far the finger can move before it cancels a right click
+#define LONG_PRESS_ACTIVATION_DELTA 0.01f
+
+// How long the double tap deadzone stays in effect between touch up and touch down
+#define DOUBLE_TAP_DEAD_ZONE_DELAY 250
+
+// How far the finger can move before it can override the double tap deadzone
+#define DOUBLE_TAP_DEAD_ZONE_DELTA 0.025f
+
+Uint32 SdlInputHandler::longPressTimerCallback(Uint32, void*)
+{
+    // Raise the left click and start a right click
+    LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_LEFT);
+    LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_RIGHT);
+
+    return 0;
+}
+
+void SdlInputHandler::handleAbsoluteFingerEvent(SDL_TouchFingerEvent* event)
+{
+    // Observations on Windows 10: x and y appear to be relative to 0,0 of the window client area.
+    // Although SDL documentation states they are 0.0 - 1.0 float values, they can actually be higher
+    // or lower than those values as touch events continue for touches started within the client area that
+    // leave the client area during a drag motion.
+    // dx and dy are deltas from the last touch event, not the first touch down.
+
+    // Ignore touch down events with more than one finger
+    if (event->type == SDL_FINGERDOWN && SDL_GetNumTouchFingers(event->touchId) > 1) {
+        return;
+    }
+
+    // Ignore touch move and touch up events from the non-primary finger
+    if (event->type != SDL_FINGERDOWN && event->fingerId != m_LastTouchDownEvent.fingerId) {
+        return;
+    }
+
+    SDL_Rect src, dst;
+    int windowWidth, windowHeight;
+
+    SDL_GetWindowSize(m_Window, &windowWidth, &windowHeight);
+
+    src.x = src.y = 0;
+    src.w = m_StreamWidth;
+    src.h = m_StreamHeight;
+
+    dst.x = dst.y = 0;
+    dst.w = windowWidth;
+    dst.h = windowHeight;
+
+    // Use the stream and window sizes to determine the video region
+    StreamUtils::scaleSourceToDestinationSurface(&src, &dst);
+
+    if (qSqrt(qPow(event->x - m_LastTouchDownEvent.x, 2) + qPow(event->y - m_LastTouchDownEvent.y, 2)) > LONG_PRESS_ACTIVATION_DELTA) {
+        // Moved too far since touch down. Cancel the long press timer.
+        SDL_RemoveTimer(m_LongPressTimer);
+        m_LongPressTimer = 0;
+    }
+
+    // Don't reposition for finger down events within the deadzone. This makes double-clicking easier.
+    if (event->type != SDL_FINGERDOWN ||
+            event->timestamp - m_LastTouchUpEvent.timestamp > DOUBLE_TAP_DEAD_ZONE_DELAY ||
+            qSqrt(qPow(event->x - m_LastTouchUpEvent.x, 2) + qPow(event->y - m_LastTouchUpEvent.y, 2)) > DOUBLE_TAP_DEAD_ZONE_DELTA) {
+        // Scale window-relative events to be video-relative and clamp to video region
+        short x = qMin(qMax((int)(event->x * windowWidth), dst.x), dst.x + dst.w);
+        short y = qMin(qMax((int)(event->y * windowHeight), dst.y), dst.y + dst.h);
+
+        // Update the cursor position relative to the video region
+        LiSendMousePositionEvent(x - dst.x, y - dst.y, dst.w, dst.h);
+    }
+
+    if (event->type == SDL_FINGERDOWN) {
+        m_LastTouchDownEvent = *event;
+
+        // Start/restart the long press timer
+        SDL_RemoveTimer(m_LongPressTimer);
+        m_LongPressTimer = SDL_AddTimer(LONG_PRESS_ACTIVATION_DELAY,
+                                        longPressTimerCallback,
+                                        nullptr);
+
+        // Left button down on finger down
+        LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_LEFT);
+    }
+    else if (event->type == SDL_FINGERUP) {
+        m_LastTouchUpEvent = *event;
+
+        // Cancel the long press timer
+        SDL_RemoveTimer(m_LongPressTimer);
+        m_LongPressTimer = 0;
+
+        // Left button up on finger up
+        LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_LEFT);
+
+        // Raise right button too in case we triggered a long press gesture
+        LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_RIGHT);
+    }
+}

app/streaming/input/gamepad.cpp

@@ -0,0 +1,595 @@
+#include "streaming/session.h"
+
+#include <Limelight.h>
+#include <SDL.h>
+#include "settings/mappingmanager.h"
+
+#include <QtMath>
+
+// How long the Start button must be pressed to toggle mouse emulation
+#define MOUSE_EMULATION_LONG_PRESS_TIME 750
+
+// How long between polling the gamepad to send virtual mouse input
+#define MOUSE_EMULATION_POLLING_INTERVAL 50
+
+// Determines how fast the mouse will move each interval
+#define MOUSE_EMULATION_MOTION_MULTIPLIER 4
+
+// Determines the maximum motion amount before allowing movement
+#define MOUSE_EMULATION_DEADZONE 2
+
+// Haptic capabilities (in addition to those from SDL_HapticQuery())
+#define ML_HAPTIC_GC_RUMBLE      (1U << 16)
+#define ML_HAPTIC_SIMPLE_RUMBLE  (1U << 17)
+
+const int SdlInputHandler::k_ButtonMap[] = {
+    A_FLAG, B_FLAG, X_FLAG, Y_FLAG,
+    BACK_FLAG, SPECIAL_FLAG, PLAY_FLAG,
+    LS_CLK_FLAG, RS_CLK_FLAG,
+    LB_FLAG, RB_FLAG,
+    UP_FLAG, DOWN_FLAG, LEFT_FLAG, RIGHT_FLAG
+};
+
+GamepadState*
+SdlInputHandler::findStateForGamepad(SDL_JoystickID id)
+{
+    int i;
+
+    for (i = 0; i < MAX_GAMEPADS; i++) {
+        if (m_GamepadState[i].jsId == id) {
+            SDL_assert(!m_MultiController || m_GamepadState[i].index == i);
+            return &m_GamepadState[i];
+        }
+    }
+
+    // This should only happen with > 4 gamepads
+    SDL_assert(SDL_NumJoysticks() > 4);
+    return nullptr;
+}
+
+void SdlInputHandler::sendGamepadState(GamepadState* state)
+{
+    SDL_assert(m_GamepadMask == 0x1 || m_MultiController);
+    LiSendMultiControllerEvent(state->index,
+                               m_GamepadMask,
+                               state->buttons,
+                               state->lt,
+                               state->rt,
+                               state->lsX,
+                               state->lsY,
+                               state->rsX,
+                               state->rsY);
+}
+
+Uint32 SdlInputHandler::mouseEmulationTimerCallback(Uint32 interval, void *param)
+{
+    auto gamepad = reinterpret_cast<GamepadState*>(param);
+
+    short rawX;
+    short rawY;
+
+    // Determine which analog stick is currently receiving the strongest input
+    if ((uint32_t)qAbs(gamepad->lsX) + qAbs(gamepad->lsY) > (uint32_t)qAbs(gamepad->rsX) + qAbs(gamepad->rsY)) {
+        rawX = gamepad->lsX;
+        rawY = -gamepad->lsY;
+    }
+    else {
+        rawX = gamepad->rsX;
+        rawY = -gamepad->rsY;
+    }
+
+    float deltaX;
+    float deltaY;
+
+    // Produce a base vector for mouse movement with increased speed as we deviate further from center
+    deltaX = qPow(rawX / 32766.0f * MOUSE_EMULATION_MOTION_MULTIPLIER, 3);
+    deltaY = qPow(rawY / 32766.0f * MOUSE_EMULATION_MOTION_MULTIPLIER, 3);
+
+    // Enforce deadzones
+    deltaX = qAbs(deltaX) > MOUSE_EMULATION_DEADZONE ? deltaX - MOUSE_EMULATION_DEADZONE : 0;
+    deltaY = qAbs(deltaY) > MOUSE_EMULATION_DEADZONE ? deltaY - MOUSE_EMULATION_DEADZONE : 0;
+
+    if (deltaX != 0 || deltaY != 0) {
+        LiSendMouseMoveEvent((short)deltaX, (short)deltaY);
+    }
+
+    return interval;
+}
+
+void SdlInputHandler::handleControllerAxisEvent(SDL_ControllerAxisEvent* event)
+{
+    SDL_JoystickID gameControllerId = event->which;
+    GamepadState* state = findStateForGamepad(gameControllerId);
+    if (state == NULL) {
+        return;
+    }
+
+    // Batch all pending axis motion events for this gamepad to save CPU time
+    SDL_Event nextEvent;
+    for (;;) {
+        switch (event->axis)
+        {
+            case SDL_CONTROLLER_AXIS_LEFTX:
+                state->lsX = event->value;
+                break;
+            case SDL_CONTROLLER_AXIS_LEFTY:
+                // Signed values have one more negative value than
+                // positive value, so inverting the sign on -32768
+                // could actually cause the value to overflow and
+                // wrap around to be negative again. Avoid that by
+                // capping the value at 32767.
+                state->lsY = -qMax(event->value, (short)-32767);
+                break;
+            case SDL_CONTROLLER_AXIS_RIGHTX:
+                state->rsX = event->value;
+                break;
+            case SDL_CONTROLLER_AXIS_RIGHTY:
+                state->rsY = -qMax(event->value, (short)-32767);
+                break;
+            case SDL_CONTROLLER_AXIS_TRIGGERLEFT:
+                state->lt = (unsigned char)(event->value * 255UL / 32767);
+                break;
+            case SDL_CONTROLLER_AXIS_TRIGGERRIGHT:
+                state->rt = (unsigned char)(event->value * 255UL / 32767);
+                break;
+            default:
+                SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                            "Unhandled controller axis: %d",
+                            event->axis);
+                return;
+        }
+
+        // Check for another event to batch with
+        if (SDL_PeepEvents(&nextEvent, 1, SDL_PEEKEVENT, SDL_CONTROLLERAXISMOTION, SDL_CONTROLLERAXISMOTION) <= 0) {
+            break;
+        }
+
+        event = &nextEvent.caxis;
+        if (event->which != gameControllerId) {
+            // Stop batching if a different gamepad interrupts us
+            break;
+        }
+
+        // Remove the next event to batch
+        SDL_PeepEvents(&nextEvent, 1, SDL_GETEVENT, SDL_CONTROLLERAXISMOTION, SDL_CONTROLLERAXISMOTION);
+    }
+
+    // Only send the gamepad state to the host if it's not in mouse emulation mode
+    if (state->mouseEmulationTimer == 0) {
+        sendGamepadState(state);
+    }
+}
+
+void SdlInputHandler::handleControllerButtonEvent(SDL_ControllerButtonEvent* event)
+{
+    GamepadState* state = findStateForGamepad(event->which);
+    if (state == NULL) {
+        return;
+    }
+
+    if (event->state == SDL_PRESSED) {
+        state->buttons |= k_ButtonMap[event->button];
+
+        if (event->button == SDL_CONTROLLER_BUTTON_START) {
+            state->lastStartDownTime = SDL_GetTicks();
+        }
+        else if (state->mouseEmulationTimer != 0) {
+            if (event->button == SDL_CONTROLLER_BUTTON_A) {
+                LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_LEFT);
+            }
+            else if (event->button == SDL_CONTROLLER_BUTTON_B) {
+                LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_RIGHT);
+            }
+            else if (event->button == SDL_CONTROLLER_BUTTON_X) {
+                LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_MIDDLE);
+            }
+            else if (event->button == SDL_CONTROLLER_BUTTON_LEFTSHOULDER) {
+                LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_X1);
+            }
+            else if (event->button == SDL_CONTROLLER_BUTTON_RIGHTSHOULDER) {
+                LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_X2);
+            }
+            else if (event->button == SDL_CONTROLLER_BUTTON_DPAD_UP) {
+                LiSendScrollEvent(1);
+            }
+            else if (event->button == SDL_CONTROLLER_BUTTON_DPAD_DOWN) {
+                LiSendScrollEvent(-1);
+            }
+        }
+    }
+    else {
+        state->buttons &= ~k_ButtonMap[event->button];
+
+        if (event->button == SDL_CONTROLLER_BUTTON_START) {
+            if (SDL_GetTicks() - state->lastStartDownTime > MOUSE_EMULATION_LONG_PRESS_TIME) {
+                if (state->mouseEmulationTimer != 0) {
+                    SDL_RemoveTimer(state->mouseEmulationTimer);
+                    state->mouseEmulationTimer = 0;
+
+                    SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                                "Mouse emulation deactivated");
+                    Session::get()->notifyMouseEmulationMode(false);
+                }
+                else if (m_GamepadMouse) {
+                    // Send the start button up event to the host, since we won't do it below
+                    sendGamepadState(state);
+
+                    state->mouseEmulationTimer = SDL_AddTimer(MOUSE_EMULATION_POLLING_INTERVAL, SdlInputHandler::mouseEmulationTimerCallback, state);
+
+                    SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                                "Mouse emulation active");
+                    Session::get()->notifyMouseEmulationMode(true);
+                }
+            }
+        }
+        else if (state->mouseEmulationTimer != 0) {
+            if (event->button == SDL_CONTROLLER_BUTTON_A) {
+                LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_LEFT);
+            }
+            else if (event->button == SDL_CONTROLLER_BUTTON_B) {
+                LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_RIGHT);
+            }
+            else if (event->button == SDL_CONTROLLER_BUTTON_X) {
+                LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_MIDDLE);
+            }
+            else if (event->button == SDL_CONTROLLER_BUTTON_LEFTSHOULDER) {
+                LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_X1);
+            }
+            else if (event->button == SDL_CONTROLLER_BUTTON_RIGHTSHOULDER) {
+                LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_X2);
+            }
+        }
+    }
+
+    // Handle Start+Select+L1+R1 as a gamepad quit combo
+    if (state->buttons == (PLAY_FLAG | BACK_FLAG | LB_FLAG | RB_FLAG)) {
+        SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                    "Detected quit gamepad button combo");
+
+        // Push a quit event to the main loop
+        SDL_Event event;
+        event.type = SDL_QUIT;
+        event.quit.timestamp = SDL_GetTicks();
+        SDL_PushEvent(&event);
+
+        // Clear buttons down on this gameapd
+        LiSendMultiControllerEvent(state->index, m_GamepadMask,
+                                   0, 0, 0, 0, 0, 0, 0);
+        return;
+    }
+
+    // Only send the gamepad state to the host if it's not in mouse emulation mode
+    if (state->mouseEmulationTimer == 0) {
+        sendGamepadState(state);
+    }
+}
+
+void SdlInputHandler::handleControllerDeviceEvent(SDL_ControllerDeviceEvent* event)
+{
+    GamepadState* state;
+
+    if (event->type == SDL_CONTROLLERDEVICEADDED) {
+        int i;
+        const char* name;
+        SDL_GameController* controller;
+        const char* mapping;
+        char guidStr[33];
+        uint32_t hapticCaps;
+
+        controller = SDL_GameControllerOpen(event->which);
+        if (controller == NULL) {
+            SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+                         "Failed to open gamepad: %s",
+                         SDL_GetError());
+            return;
+        }
+
+        // We used to use SDL_GameControllerGetPlayerIndex() here but that
+        // can lead to strange issues due to bugs in Windows where an Xbox
+        // controller will join as player 2, even though no player 1 controller
+        // is connected at all. This pretty much screws any attempt to use
+        // the gamepad in single player games, so just assign them in order from 0.
+        i = 0;
+
+        for (; i < MAX_GAMEPADS; i++) {
+            SDL_assert(m_GamepadState[i].controller != controller);
+            if (m_GamepadState[i].controller == NULL) {
+                // Found an empty slot
+                break;
+            }
+        }
+
+        if (i == MAX_GAMEPADS) {
+            SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+                         "No open gamepad slots found!");
+            SDL_GameControllerClose(controller);
+            return;
+        }
+
+        state = &m_GamepadState[i];
+        if (m_MultiController) {
+            state->index = i;
+
+#if SDL_VERSION_ATLEAST(2, 0, 12)
+            // This will change indicators on the controller to show the assigned
+            // player index. For Xbox 360 controllers, that means updating the LED
+            // ring to light up the corresponding quadrant for this player.
+            SDL_GameControllerSetPlayerIndex(controller, state->index);
+#endif
+        }
+        else {
+            // Always player 1 in single controller mode
+            state->index = 0;
+        }
+
+        state->controller = controller;
+        state->jsId = SDL_JoystickInstanceID(SDL_GameControllerGetJoystick(state->controller));
+
+#if SDL_VERSION_ATLEAST(2, 0, 9)
+        // Perform a tiny rumble to see if haptics are supported.
+        // NB: We cannot use zeros for rumble intensity or SDL will not actually call the JS driver
+        // and we'll get a (potentially false) success value returned.
+        hapticCaps = SDL_GameControllerRumble(controller, 1, 1, 1) == 0 ?
+                        ML_HAPTIC_GC_RUMBLE : 0;
+#else
+        state->haptic = SDL_HapticOpenFromJoystick(SDL_GameControllerGetJoystick(state->controller));
+        state->hapticEffectId = -1;
+        state->hapticMethod = GAMEPAD_HAPTIC_METHOD_NONE;
+        if (state->haptic != nullptr) {
+            // Query for supported haptic effects
+            hapticCaps = SDL_HapticQuery(state->haptic);
+            hapticCaps |= SDL_HapticRumbleSupported(state->haptic) ?
+                            ML_HAPTIC_SIMPLE_RUMBLE : 0;
+
+            if ((SDL_HapticQuery(state->haptic) & SDL_HAPTIC_LEFTRIGHT) == 0) {
+                if (SDL_HapticRumbleSupported(state->haptic)) {
+                    if (SDL_HapticRumbleInit(state->haptic) == 0) {
+                        state->hapticMethod = GAMEPAD_HAPTIC_METHOD_SIMPLERUMBLE;
+                    }
+                }
+                if (state->hapticMethod == GAMEPAD_HAPTIC_METHOD_NONE) {
+                    SDL_HapticClose(state->haptic);
+                    state->haptic = nullptr;
+                }
+            } else {
+                state->hapticMethod = GAMEPAD_HAPTIC_METHOD_LEFTRIGHT;
+            }
+        }
+        else {
+            hapticCaps = 0;
+        }
+#endif
+
+        SDL_JoystickGetGUIDString(SDL_JoystickGetGUID(SDL_GameControllerGetJoystick(state->controller)),
+                                  guidStr, sizeof(guidStr));
+        mapping = SDL_GameControllerMapping(state->controller);
+        name = SDL_GameControllerName(state->controller);
+        SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                    "Gamepad %d (player %d) is: %s (haptic capabilities: 0x%x) (mapping: %s -> %s)",
+                    i,
+                    state->index,
+                    name != nullptr ? name : "<null>",
+                    hapticCaps,
+                    guidStr,
+                    mapping != nullptr ? mapping : "<null>");
+        if (mapping != nullptr) {
+            SDL_free((void*)mapping);
+        }
+
+        // Add this gamepad to the gamepad mask
+        if (m_MultiController) {
+            // NB: Don't assert that it's unset here because we will already
+            // have the mask set for initially attached gamepads to avoid confusing
+            // apps running on the host.
+            m_GamepadMask |= (1 << state->index);
+        }
+        else {
+            SDL_assert(m_GamepadMask == 0x1);
+        }
+
+        // Send an empty event to tell the PC we've arrived
+        sendGamepadState(state);
+    }
+    else if (event->type == SDL_CONTROLLERDEVICEREMOVED) {
+        state = findStateForGamepad(event->which);
+        if (state != NULL) {
+            if (state->mouseEmulationTimer != 0) {
+                Session::get()->notifyMouseEmulationMode(false);
+                SDL_RemoveTimer(state->mouseEmulationTimer);
+            }
+
+            SDL_GameControllerClose(state->controller);
+
+#if !SDL_VERSION_ATLEAST(2, 0, 9)
+            if (state->haptic != nullptr) {
+                SDL_HapticClose(state->haptic);
+            }
+#endif
+
+            // Remove this from the gamepad mask in MC-mode
+            if (m_MultiController) {
+                SDL_assert(m_GamepadMask & (1 << state->index));
+                m_GamepadMask &= ~(1 << state->index);
+            }
+            else {
+                SDL_assert(m_GamepadMask == 0x1);
+            }
+
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Gamepad %d is gone",
+                        state->index);
+
+            // Send a final event to let the PC know this gamepad is gone
+            LiSendMultiControllerEvent(state->index, m_GamepadMask,
+                                       0, 0, 0, 0, 0, 0, 0);
+
+            // Clear all remaining state from this slot
+            SDL_memset(state, 0, sizeof(*state));
+        }
+    }
+}
+
+void SdlInputHandler::handleJoystickArrivalEvent(SDL_JoyDeviceEvent* event)
+{
+    SDL_assert(event->type == SDL_JOYDEVICEADDED);
+
+    if (!SDL_IsGameController(event->which)) {
+        char guidStr[33];
+        SDL_JoystickGetGUIDString(SDL_JoystickGetDeviceGUID(event->which),
+                                  guidStr, sizeof(guidStr));
+        const char* name = SDL_JoystickNameForIndex(event->which);
+        SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
+                    "Joystick discovered with no mapping: %s %s",
+                    name ? name : "<UNKNOWN>",
+                    guidStr);
+        SDL_Joystick* joy = SDL_JoystickOpen(event->which);
+        if (joy != nullptr) {
+            SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
+                        "Number of axes: %d | Number of buttons: %d | Number of hats: %d",
+                        SDL_JoystickNumAxes(joy), SDL_JoystickNumButtons(joy),
+                        SDL_JoystickNumHats(joy));
+            SDL_JoystickClose(joy);
+        }
+        else {
+            SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
+                        "Unable to open joystick for query: %s",
+                        SDL_GetError());
+        }
+    }
+}
+
+void SdlInputHandler::rumble(unsigned short controllerNumber, unsigned short lowFreqMotor, unsigned short highFreqMotor)
+{
+    // Make sure the controller number is within our supported count
+    if (controllerNumber >= MAX_GAMEPADS) {
+        return;
+    }
+
+#if SDL_VERSION_ATLEAST(2, 0, 9)
+    if (m_GamepadState[controllerNumber].controller != nullptr) {
+        SDL_GameControllerRumble(m_GamepadState[controllerNumber].controller, lowFreqMotor, highFreqMotor, 30000);
+    }
+#else
+    // Check if the controller supports haptics (and if the controller exists at all)
+    SDL_Haptic* haptic = m_GamepadState[controllerNumber].haptic;
+    if (haptic == nullptr) {
+        return;
+    }
+
+    // Stop the last effect we played
+    if (m_GamepadState[controllerNumber].hapticMethod == GAMEPAD_HAPTIC_METHOD_LEFTRIGHT) {
+        if (m_GamepadState[controllerNumber].hapticEffectId >= 0) {
+            SDL_HapticDestroyEffect(haptic, m_GamepadState[controllerNumber].hapticEffectId);
+        }
+    } else if (m_GamepadState[controllerNumber].hapticMethod == GAMEPAD_HAPTIC_METHOD_SIMPLERUMBLE) {
+        SDL_HapticRumbleStop(haptic);
+    }
+
+    // If this callback is telling us to stop both motors, don't bother queuing a new effect
+    if (lowFreqMotor == 0 && highFreqMotor == 0) {
+        return;
+    }
+
+    if (m_GamepadState[controllerNumber].hapticMethod == GAMEPAD_HAPTIC_METHOD_LEFTRIGHT) {
+        SDL_HapticEffect effect;
+        SDL_memset(&effect, 0, sizeof(effect));
+        effect.type = SDL_HAPTIC_LEFTRIGHT;
+
+        // The effect should last until we are instructed to stop or change it
+        effect.leftright.length = SDL_HAPTIC_INFINITY;
+
+        // SDL haptics range from 0-32767 but XInput uses 0-65535, so divide by 2 to correct for SDL's scaling
+        effect.leftright.large_magnitude = lowFreqMotor / 2;
+        effect.leftright.small_magnitude = highFreqMotor / 2;
+
+        // Play the new effect
+        m_GamepadState[controllerNumber].hapticEffectId = SDL_HapticNewEffect(haptic, &effect);
+        if (m_GamepadState[controllerNumber].hapticEffectId >= 0) {
+            SDL_HapticRunEffect(haptic, m_GamepadState[controllerNumber].hapticEffectId, 1);
+        }
+    } else if (m_GamepadState[controllerNumber].hapticMethod == GAMEPAD_HAPTIC_METHOD_SIMPLERUMBLE) {
+        SDL_HapticRumblePlay(haptic,
+                             std::min(1.0, (GAMEPAD_HAPTIC_SIMPLE_HIFREQ_MOTOR_WEIGHT*highFreqMotor +
+                                            GAMEPAD_HAPTIC_SIMPLE_LOWFREQ_MOTOR_WEIGHT*lowFreqMotor) / 65535.0),
+                             SDL_HAPTIC_INFINITY);
+    }
+#endif
+}
+
+QString SdlInputHandler::getUnmappedGamepads()
+{
+    QString ret;
+
+    if (SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER) != 0) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+                     "SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER) failed: %s",
+                     SDL_GetError());
+    }
+
+    MappingManager mappingManager;
+    mappingManager.applyMappings();
+
+    for (int i = 0; i < SDL_NumJoysticks(); i++) {
+        if (!SDL_IsGameController(i)) {
+            char guidStr[33];
+            SDL_JoystickGetGUIDString(SDL_JoystickGetDeviceGUID(i),
+                                      guidStr, sizeof(guidStr));
+            const char* name = SDL_JoystickNameForIndex(i);
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Unmapped joystick: %s %s",
+                        name ? name : "<UNKNOWN>",
+                        guidStr);
+            SDL_Joystick* joy = SDL_JoystickOpen(i);
+            if (joy != nullptr) {
+                int numButtons = SDL_JoystickNumButtons(joy);
+                int numHats = SDL_JoystickNumHats(joy);
+                int numAxes = SDL_JoystickNumAxes(joy);
+
+                SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                            "Number of axes: %d | Number of buttons: %d | Number of hats: %d",
+                            numAxes, numButtons, numHats);
+
+                if ((numAxes >= 4 && numAxes <= 8) && numButtons >= 8 && numHats <= 1) {
+                    SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
+                                "Joystick likely to be an unmapped game controller");
+                    if (!ret.isEmpty()) {
+                        ret += ", ";
+                    }
+
+                    ret += name;
+                }
+
+                SDL_JoystickClose(joy);
+            }
+            else {
+                SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
+                            "Unable to open joystick for query: %s",
+                            SDL_GetError());
+            }
+        }
+    }
+
+    SDL_QuitSubSystem(SDL_INIT_GAMECONTROLLER);
+
+    return ret;
+}
+
+int SdlInputHandler::getAttachedGamepadMask()
+{
+    int count;
+    int mask;
+
+    if (!m_MultiController) {
+        // Player 1 is always present in non-MC mode
+        return 0x1;
+    }
+
+    count = mask = 0;
+    for (int i = 0; i < SDL_NumJoysticks(); i++) {
+        if (SDL_IsGameController(i)) {
+            mask |= (1 << count++);
+        }
+    }
+
+    return mask;
+}

app/streaming/input/input.cpp

@@ -0,0 +1,300 @@
+#include <Limelight.h>
+#include <SDL.h>
+#include "streaming/session.h"
+#include "settings/mappingmanager.h"
+#include "path.h"
+
+#include <QtGlobal>
+#include <QDir>
+
+#define MOUSE_POLLING_INTERVAL 5
+
+SdlInputHandler::SdlInputHandler(StreamingPreferences& prefs, NvComputer*, int streamWidth, int streamHeight)
+    : m_MultiController(prefs.multiController),
+      m_GamepadMouse(prefs.gamepadMouse),
+      m_MouseMoveTimer(0),
+      m_FakeCaptureActive(false),
+      m_LongPressTimer(0),
+      m_StreamWidth(streamWidth),
+      m_StreamHeight(streamHeight),
+      m_AbsoluteMouseMode(prefs.absoluteMouseMode),
+      m_AbsoluteTouchMode(prefs.absoluteTouchMode),
+      m_PendingMouseLeaveButtonUp(0),
+      m_LeftButtonReleaseTimer(0),
+      m_RightButtonReleaseTimer(0),
+      m_DragTimer(0),
+      m_DragButton(0),
+      m_NumFingersDown(0)
+{
+    // Allow gamepad input when the app doesn't have focus
+    SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "1");
+
+    // If absolute mouse mode is enabled, use relative mode warp (which
+    // is via normal motion events that are influenced by mouse acceleration).
+    // Otherwise, we'll use raw input capture which is straight from the device
+    // without modification by the OS.
+    SDL_SetHintWithPriority(SDL_HINT_MOUSE_RELATIVE_MODE_WARP,
+                            prefs.absoluteMouseMode ? "1" : "0",
+                            SDL_HINT_OVERRIDE);
+
+    // Allow clicks to pass through to us when focusing the window. If we're in
+    // absolute mouse mode, this will avoid the user having to click twice to
+    // trigger a click on the host if the Moonlight window is not focused. In
+    // relative mode, the click event will trigger the mouse to be recaptured.
+    SDL_SetHint(SDL_HINT_MOUSE_FOCUS_CLICKTHROUGH, "1");
+
+#if defined(Q_OS_DARWIN) && !SDL_VERSION_ATLEAST(2, 0, 10)
+    // SDL 2.0.9 on macOS has a broken HIDAPI mapping for the older Xbox One S
+    // firmware, so we have to disable HIDAPI for Xbox gamepads on macOS until
+    // SDL 2.0.10 where the bug is fixed.
+    // https://github.com/moonlight-stream/moonlight-qt/issues/133
+    // https://bugzilla.libsdl.org/show_bug.cgi?id=4395
+    SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_XBOX, "0");
+#endif
+
+#if SDL_VERSION_ATLEAST(2, 0, 9)
+    // Enabling extended input reports allows rumble to function on Bluetooth PS4
+    // controllers, but breaks DirectInput applications. We will enable it because
+    // it's likely that working rumble is what the user is expecting. If they don't
+    // want this behavior, they can override it with the environment variable.
+    SDL_SetHint(SDL_HINT_JOYSTICK_HIDAPI_PS4_RUMBLE, "1");
+#endif
+
+    // We must initialize joystick explicitly before gamecontroller in order
+    // to ensure we receive gamecontroller attach events for gamepads where
+    // SDL doesn't have a built-in mapping. By starting joystick first, we
+    // can allow mapping manager to update the mappings before GC attach
+    // events are generated.
+    SDL_assert(!SDL_WasInit(SDL_INIT_JOYSTICK));
+    if (SDL_InitSubSystem(SDL_INIT_JOYSTICK) != 0) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+                     "SDL_InitSubSystem(SDL_INIT_JOYSTICK) failed: %s",
+                     SDL_GetError());
+    }
+
+    MappingManager mappingManager;
+    mappingManager.applyMappings();
+
+    // Flush gamepad arrival and departure events which may be queued before
+    // starting the gamecontroller subsystem again. This prevents us from
+    // receiving duplicate arrival and departure events for the same gamepad.
+    SDL_FlushEvent(SDL_CONTROLLERDEVICEADDED);
+    SDL_FlushEvent(SDL_CONTROLLERDEVICEREMOVED);
+
+    // We need to reinit this each time, since you only get
+    // an initial set of gamepad arrival events once per init.
+    SDL_assert(!SDL_WasInit(SDL_INIT_GAMECONTROLLER));
+    if (SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER) != 0) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+                     "SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER) failed: %s",
+                     SDL_GetError());
+    }
+
+#if !SDL_VERSION_ATLEAST(2, 0, 9)
+    SDL_assert(!SDL_WasInit(SDL_INIT_HAPTIC));
+    if (SDL_InitSubSystem(SDL_INIT_HAPTIC) != 0) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+                     "SDL_InitSubSystem(SDL_INIT_HAPTIC) failed: %s",
+                     SDL_GetError());
+    }
+#endif
+
+    // Initialize the gamepad mask with currently attached gamepads to avoid
+    // causing gamepads to unexpectedly disappear and reappear on the host
+    // during stream startup as we detect currently attached gamepads one at a time.
+    m_GamepadMask = getAttachedGamepadMask();
+
+    SDL_zero(m_GamepadState);
+    SDL_zero(m_LastTouchDownEvent);
+    SDL_zero(m_LastTouchUpEvent);
+    SDL_zero(m_TouchDownEvent);
+
+    SDL_AtomicSet(&m_MouseDeltaX, 0);
+    SDL_AtomicSet(&m_MouseDeltaY, 0);
+
+    Uint32 pollingInterval = QString(qgetenv("MOUSE_POLLING_INTERVAL")).toUInt();
+    if (pollingInterval == 0) {
+        pollingInterval = MOUSE_POLLING_INTERVAL;
+    }
+    else {
+        SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION,
+                    "Using custom mouse polling interval: %u ms",
+                    pollingInterval);
+    }
+
+    m_MouseMoveTimer = SDL_AddTimer(pollingInterval, SdlInputHandler::mouseMoveTimerCallback, this);
+}
+
+SdlInputHandler::~SdlInputHandler()
+{
+    for (int i = 0; i < MAX_GAMEPADS; i++) {
+        if (m_GamepadState[i].mouseEmulationTimer != 0) {
+            Session::get()->notifyMouseEmulationMode(false);
+            SDL_RemoveTimer(m_GamepadState[i].mouseEmulationTimer);
+        }
+#if !SDL_VERSION_ATLEAST(2, 0, 9)
+        if (m_GamepadState[i].haptic != nullptr) {
+            SDL_HapticClose(m_GamepadState[i].haptic);
+        }
+#endif
+        if (m_GamepadState[i].controller != nullptr) {
+            SDL_GameControllerClose(m_GamepadState[i].controller);
+        }
+    }
+
+    SDL_RemoveTimer(m_MouseMoveTimer);
+    SDL_RemoveTimer(m_LongPressTimer);
+    SDL_RemoveTimer(m_LeftButtonReleaseTimer);
+    SDL_RemoveTimer(m_RightButtonReleaseTimer);
+    SDL_RemoveTimer(m_DragTimer);
+
+#if !SDL_VERSION_ATLEAST(2, 0, 9)
+    SDL_QuitSubSystem(SDL_INIT_HAPTIC);
+    SDL_assert(!SDL_WasInit(SDL_INIT_HAPTIC));
+#endif
+
+    SDL_QuitSubSystem(SDL_INIT_GAMECONTROLLER);
+    SDL_assert(!SDL_WasInit(SDL_INIT_GAMECONTROLLER));
+
+    SDL_QuitSubSystem(SDL_INIT_JOYSTICK);
+    SDL_assert(!SDL_WasInit(SDL_INIT_JOYSTICK));
+
+    // Return background event handling to off
+    SDL_SetHint(SDL_HINT_JOYSTICK_ALLOW_BACKGROUND_EVENTS, "0");
+
+#ifdef STEAM_LINK
+    // Hide SDL's cursor on Steam Link after quitting the stream.
+    // FIXME: We should also do this for other situations where SDL
+    // and Qt will draw their own mouse cursors like KMSDRM or RPi
+    // video backends.
+    SDL_ShowCursor(SDL_DISABLE);
+#endif
+}
+
+void SdlInputHandler::setWindow(SDL_Window *window)
+{
+    m_Window = window;
+}
+
+void SdlInputHandler::raiseAllKeys()
+{
+    if (m_KeysDown.isEmpty()) {
+        return;
+    }
+
+    SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                "Raising %d keys",
+                m_KeysDown.count());
+
+    for (auto keyDown : m_KeysDown) {
+        LiSendKeyboardEvent(keyDown, KEY_ACTION_UP, 0);
+    }
+
+    m_KeysDown.clear();
+}
+
+void SdlInputHandler::notifyMouseLeave()
+{
+#ifdef Q_OS_WIN32
+    // SDL on Windows doesn't send the mouse button up until the mouse re-enters the window
+    // after leaving it. This breaks some of the Aero snap gestures, so we'll fake it here.
+    if (m_AbsoluteMouseMode && isCaptureActive()) {
+        // NB: Not using SDL_GetGlobalMouseState() because we want our state not the system's
+        Uint32 mouseState = SDL_GetMouseState(nullptr, nullptr);
+        for (Uint32 button = SDL_BUTTON_LEFT; button <= SDL_BUTTON_X2; button++) {
+            if (mouseState & SDL_BUTTON(button)) {
+                m_PendingMouseLeaveButtonUp = button;
+                break;
+            }
+        }
+    }
+#endif
+}
+
+void SdlInputHandler::notifyFocusLost()
+{
+    // Release mouse cursor when another window is activated (e.g. by using ALT+TAB).
+    // This lets user to interact with our window's title bar and with the buttons in it.
+    // Doing this while the window is full-screen breaks the transition out of FS
+    // (desktop and exclusive), so we must check for that before releasing mouse capture.
+    if (!(SDL_GetWindowFlags(m_Window) & SDL_WINDOW_FULLSCREEN) && !m_AbsoluteMouseMode) {
+        setCaptureActive(false);
+    }
+
+    // Raise all keys that are currently pressed. If we don't do this, certain keys
+    // used in shortcuts that cause focus loss (such as Alt+Tab) may get stuck down.
+    raiseAllKeys();
+}
+
+bool SdlInputHandler::isCaptureActive()
+{
+    if (SDL_GetRelativeMouseMode()) {
+        return true;
+    }
+
+    // Some platforms don't support SDL_SetRelativeMouseMode
+    return m_FakeCaptureActive;
+}
+
+void SdlInputHandler::setCaptureActive(bool active)
+{
+    if (active) {
+        // If we're in full-screen exclusive mode, grab the cursor so it can't accidentally leave our window.
+        if ((SDL_GetWindowFlags(m_Window) & SDL_WINDOW_FULLSCREEN_DESKTOP) == SDL_WINDOW_FULLSCREEN) {
+            SDL_SetWindowGrab(m_Window, SDL_TRUE);
+        }
+
+        if (!m_AbsoluteMouseMode) {
+            // If our window is occluded when mouse is captured, the mouse may
+            // get stuck on top of the occluding window and not be properly
+            // captured. We can avoid this by raising our window before we
+            // capture the mouse.
+            SDL_RaiseWindow(m_Window);
+        }
+
+        // If we're in relative mode, try to activate SDL's relative mouse mode
+        if (m_AbsoluteMouseMode || SDL_SetRelativeMouseMode(SDL_TRUE) < 0) {
+            // Relative mouse mode didn't work or was disabled, so we'll just hide the cursor
+            SDL_ShowCursor(SDL_DISABLE);
+            m_FakeCaptureActive = true;
+        }
+    }
+    else {
+        if (m_FakeCaptureActive) {
+            // Display the cursor again
+            SDL_ShowCursor(SDL_ENABLE);
+            m_FakeCaptureActive = false;
+        }
+        else {
+            SDL_SetRelativeMouseMode(SDL_FALSE);
+        }
+
+        // Allow the cursor to leave the bounds of our window again.
+        SDL_SetWindowGrab(m_Window, SDL_FALSE);
+    }
+}
+
+void SdlInputHandler::handleTouchFingerEvent(SDL_TouchFingerEvent* event)
+{
+#if SDL_VERSION_ATLEAST(2, 0, 10)
+    if (SDL_GetTouchDeviceType(event->touchId) != SDL_TOUCH_DEVICE_DIRECT) {
+        // Ignore anything that isn't a touchscreen. We may get callbacks
+        // for trackpads, but we want to handle those in the mouse path.
+        return;
+    }
+#elif defined(Q_OS_DARWIN)
+    // SDL2 sends touch events from trackpads by default on
+    // macOS. This totally screws our actual mouse handling,
+    // so we must explicitly ignore touch events on macOS
+    // until SDL 2.0.10 where we have SDL_GetTouchDeviceType()
+    // to tell them apart.
+    return;
+#endif
+
+    if (m_AbsoluteTouchMode) {
+        handleAbsoluteFingerEvent(event);
+    }
+    else {
+        handleRelativeFingerEvent(event);
+    }
+}

app/streaming/input/input.h

@@ -43,11 +43,13 @@ public:
 
     ~SdlInputHandler();
 
+    void setWindow(SDL_Window* window);
+
     void handleKeyEvent(SDL_KeyboardEvent* event);
 
     void handleMouseButtonEvent(SDL_MouseButtonEvent* event);
 
-    void handleMouseMotionEvent(SDL_Window* window, SDL_MouseMotionEvent* event);
+    void handleMouseMotionEvent(SDL_MouseMotionEvent* event);
 
     void handleMouseWheelEvent(SDL_MouseWheelEvent* event);
 
@@ -61,15 +63,15 @@ public:
 
     void rumble(unsigned short controllerNumber, unsigned short lowFreqMotor, unsigned short highFreqMotor);
 
-    void handleTouchFingerEvent(SDL_Window* window, SDL_TouchFingerEvent* event);
+    void handleTouchFingerEvent(SDL_TouchFingerEvent* event);
 
     int getAttachedGamepadMask();
 
     void raiseAllKeys();
 
-    void notifyFocusGained(SDL_Window* window);
+    void notifyMouseLeave();
 
-    void notifyFocusLost(SDL_Window* window);
+    void notifyFocusLost();
 
     bool isCaptureActive();
 
@@ -84,6 +86,10 @@ private:
 
     void sendGamepadState(GamepadState* state);
 
+    void handleAbsoluteFingerEvent(SDL_TouchFingerEvent* event);
+
+    void handleRelativeFingerEvent(SDL_TouchFingerEvent* event);
+
     static
     Uint32 longPressTimerCallback(Uint32 interval, void* param);
 
@@ -93,6 +99,16 @@ private:
     static
     Uint32 mouseEmulationTimerCallback(Uint32 interval, void* param);
 
+    static
+    Uint32 releaseLeftButtonTimerCallback(Uint32 interval, void* param);
+
+    static
+    Uint32 releaseRightButtonTimerCallback(Uint32 interval, void* param);
+
+    static
+    Uint32 dragTimerCallback(Uint32 interval, void* param);
+
+    SDL_Window* m_Window;
     bool m_MultiController;
     bool m_GamepadMouse;
     SDL_TimerID m_MouseMoveTimer;
@@ -109,6 +125,15 @@ private:
     int m_StreamWidth;
     int m_StreamHeight;
     bool m_AbsoluteMouseMode;
+    bool m_AbsoluteTouchMode;
+    Uint32 m_PendingMouseLeaveButtonUp;
+
+    SDL_TouchFingerEvent m_TouchDownEvent[MAX_FINGERS];
+    SDL_TimerID m_LeftButtonReleaseTimer;
+    SDL_TimerID m_RightButtonReleaseTimer;
+    SDL_TimerID m_DragTimer;
+    char m_DragButton;
+    int m_NumFingersDown;
 
     static const int k_ButtonMap[];
 };

app/streaming/input/keyboard.cpp

@@ -0,0 +1,420 @@
+#include "streaming/session.h"
+
+#include <Limelight.h>
+#include <SDL.h>
+
+#include <QGuiApplication>
+
+// Until we can fully capture these on all platforms (without conflicting with
+// OS-provided shortcuts), we should avoid passing them through to the host.
+//#define ENABLE_META
+
+#define VK_0 0x30
+#define VK_A 0x41
+
+// These are real Windows VK_* codes
+#ifndef VK_F1
+#define VK_F1 0x70
+#define VK_F13 0x7C
+#define VK_NUMPAD0 0x60
+#endif
+
+void SdlInputHandler::handleKeyEvent(SDL_KeyboardEvent* event)
+{
+    short keyCode;
+    char modifiers;
+
+    // Check for our special key combos
+    if ((event->state == SDL_PRESSED) &&
+            (event->keysym.mod & KMOD_CTRL) &&
+            (event->keysym.mod & KMOD_ALT) &&
+            (event->keysym.mod & KMOD_SHIFT)) {
+        // First we test the SDLK combos for matches,
+        // that way we ensure that latin keyboard users
+        // can match to the key they see on their keyboards.
+        // If nothing matches that, we'll then go on to
+        // checking scancodes so non-latin keyboard users
+        // can have working hotkeys (though possibly in
+        // odd positions). We must do all SDLK tests before
+        // any scancode tests to avoid issues in cases
+        // where the SDLK for one shortcut collides with
+        // the scancode of another.
+
+        // Check for quit combo (Ctrl+Alt+Shift+Q)
+        if (event->keysym.sym == SDLK_q) {
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Detected quit key combo (SDLK)");
+
+            // Push a quit event to the main loop
+            SDL_Event event;
+            event.type = SDL_QUIT;
+            event.quit.timestamp = SDL_GetTicks();
+            SDL_PushEvent(&event);
+            return;
+        }
+        // Check for the unbind combo (Ctrl+Alt+Shift+Z) unless on EGLFS which has no window manager
+        else if (event->keysym.sym == SDLK_z && QGuiApplication::platformName() != "eglfs") {
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Detected mouse capture toggle combo (SDLK)");
+
+            // Stop handling future input
+            setCaptureActive(!isCaptureActive());
+
+            // Force raise all keys to ensure they aren't stuck,
+            // since we won't get their key up events.
+            raiseAllKeys();
+            return;
+        }
+        // Check for the mouse mode combo (Ctrl+Alt+Shift+M) unless on EGLFS which has no window manager
+        else if (event->keysym.sym == SDLK_m && QGuiApplication::platformName() != "eglfs") {
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Detected mouse mode toggle combo (SDLK)");
+
+            // Uncapture input
+            setCaptureActive(false);
+
+            // Toggle mouse mode
+            m_AbsoluteMouseMode = !m_AbsoluteMouseMode;
+
+            // Recapture input
+            setCaptureActive(true);
+            return;
+        }
+        else if (event->keysym.sym == SDLK_x && QGuiApplication::platformName() != "eglfs") {
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Detected full-screen toggle combo (SDLK)");
+            Session::s_ActiveSession->toggleFullscreen();
+
+            // Force raise all keys just be safe across this full-screen/windowed
+            // transition just in case key events get lost.
+            raiseAllKeys();
+            return;
+        }
+        // Check for overlay combo (Ctrl+Alt+Shift+S)
+        else if (event->keysym.sym == SDLK_s) {
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Detected stats toggle combo (SDLK)");
+
+            // Toggle the stats overlay
+            Session::get()->getOverlayManager().setOverlayState(Overlay::OverlayDebug,
+                                                                !Session::get()->getOverlayManager().isOverlayEnabled(Overlay::OverlayDebug));
+
+            // Force raise all keys just be safe across this full-screen/windowed
+            // transition just in case key events get lost.
+            raiseAllKeys();
+            return;
+        }
+        // Check for quit combo (Ctrl+Alt+Shift+Q)
+        else if (event->keysym.scancode == SDL_SCANCODE_Q) {
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Detected quit key combo (scancode)");
+
+            // Push a quit event to the main loop
+            SDL_Event event;
+            event.type = SDL_QUIT;
+            event.quit.timestamp = SDL_GetTicks();
+            SDL_PushEvent(&event);
+            return;
+        }
+        // Check for the unbind combo (Ctrl+Alt+Shift+Z)
+        else if (event->keysym.scancode == SDL_SCANCODE_Z && QGuiApplication::platformName() != "eglfs") {
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Detected mouse capture toggle combo (scancode)");
+
+            // Stop handling future input
+            setCaptureActive(!isCaptureActive());
+
+            // Force raise all keys to ensure they aren't stuck,
+            // since we won't get their key up events.
+            raiseAllKeys();
+            return;
+        }
+        // Check for the full-screen combo (Ctrl+Alt+Shift+X) unless on EGLFS which has no window manager
+        else if (event->keysym.scancode == SDL_SCANCODE_X && QGuiApplication::platformName() != "eglfs") {
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Detected full-screen toggle combo (scancode)");
+            Session::s_ActiveSession->toggleFullscreen();
+
+            // Force raise all keys just be safe across this full-screen/windowed
+            // transition just in case key events get lost.
+            raiseAllKeys();
+            return;
+        }
+        // Check for the mouse mode toggle combo (Ctrl+Alt+Shift+M) unless on EGLFS which has no window manager
+        else if (event->keysym.scancode == SDL_SCANCODE_M && QGuiApplication::platformName() != "eglfs") {
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Detected mouse mode toggle combo (scancode)");
+
+            // Uncapture input
+            setCaptureActive(false);
+
+            // Toggle mouse mode
+            m_AbsoluteMouseMode = !m_AbsoluteMouseMode;
+
+            // Recapture input
+            setCaptureActive(true);
+            return;
+        }
+        else if (event->keysym.scancode == SDL_SCANCODE_S) {
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Detected stats toggle combo (scancode)");
+
+            // Toggle the stats overlay
+            Session::get()->getOverlayManager().setOverlayState(Overlay::OverlayDebug,
+                                                                !Session::get()->getOverlayManager().isOverlayEnabled(Overlay::OverlayDebug));
+
+            // Force raise all keys just be safe across this full-screen/windowed
+            // transition just in case key events get lost.
+            raiseAllKeys();
+            return;
+        }
+    }
+
+    if (event->repeat) {
+        // Ignore repeat key down events
+        SDL_assert(event->state == SDL_PRESSED);
+        return;
+    }
+
+    // Set modifier flags
+    modifiers = 0;
+    if (event->keysym.mod & KMOD_CTRL) {
+        modifiers |= MODIFIER_CTRL;
+    }
+    if (event->keysym.mod & KMOD_ALT) {
+        modifiers |= MODIFIER_ALT;
+    }
+    if (event->keysym.mod & KMOD_SHIFT) {
+        modifiers |= MODIFIER_SHIFT;
+    }
+#ifdef ENABLE_META
+    if (event->keysym.mod & KMOD_GUI) {
+        modifiers |= MODIFIER_META;
+    }
+#endif
+
+    // Set keycode. We explicitly use scancode here because GFE will try to correct
+    // for AZERTY layouts on the host but it depends on receiving VK_ values matching
+    // a QWERTY layout to work.
+    if (event->keysym.scancode >= SDL_SCANCODE_1 && event->keysym.scancode <= SDL_SCANCODE_9) {
+        // SDL defines SDL_SCANCODE_0 > SDL_SCANCODE_9, so we need to handle that manually
+        keyCode = (event->keysym.scancode - SDL_SCANCODE_1) + VK_0 + 1;
+    }
+    else if (event->keysym.scancode >= SDL_SCANCODE_A && event->keysym.scancode <= SDL_SCANCODE_Z) {
+        keyCode = (event->keysym.scancode - SDL_SCANCODE_A) + VK_A;
+    }
+    else if (event->keysym.scancode >= SDL_SCANCODE_F1 && event->keysym.scancode <= SDL_SCANCODE_F12) {
+        keyCode = (event->keysym.scancode - SDL_SCANCODE_F1) + VK_F1;
+    }
+    else if (event->keysym.scancode >= SDL_SCANCODE_F13 && event->keysym.scancode <= SDL_SCANCODE_F24) {
+        keyCode = (event->keysym.scancode - SDL_SCANCODE_F13) + VK_F13;
+    }
+    else if (event->keysym.scancode >= SDL_SCANCODE_KP_1 && event->keysym.scancode <= SDL_SCANCODE_KP_9) {
+        // SDL defines SDL_SCANCODE_KP_0 > SDL_SCANCODE_KP_9, so we need to handle that manually
+        keyCode = (event->keysym.scancode - SDL_SCANCODE_KP_1) + VK_NUMPAD0 + 1;
+    }
+    else {
+        switch (event->keysym.scancode) {
+            case SDL_SCANCODE_BACKSPACE:
+                keyCode = 0x08;
+                break;
+            case SDL_SCANCODE_TAB:
+                keyCode = 0x09;
+                break;
+            case SDL_SCANCODE_CLEAR:
+                keyCode = 0x0C;
+                break;
+            case SDL_SCANCODE_KP_ENTER: // FIXME: Is this correct?
+            case SDL_SCANCODE_RETURN:
+                keyCode = 0x0D;
+                break;
+            case SDL_SCANCODE_PAUSE:
+                keyCode = 0x13;
+                break;
+            case SDL_SCANCODE_CAPSLOCK:
+                keyCode = 0x14;
+                break;
+            case SDL_SCANCODE_ESCAPE:
+                keyCode = 0x1B;
+                break;
+            case SDL_SCANCODE_SPACE:
+                keyCode = 0x20;
+                break;
+            case SDL_SCANCODE_PAGEUP:
+                keyCode = 0x21;
+                break;
+            case SDL_SCANCODE_PAGEDOWN:
+                keyCode = 0x22;
+                break;
+            case SDL_SCANCODE_END:
+                keyCode = 0x23;
+                break;
+            case SDL_SCANCODE_HOME:
+                keyCode = 0x24;
+                break;
+            case SDL_SCANCODE_LEFT:
+                keyCode = 0x25;
+                break;
+            case SDL_SCANCODE_UP:
+                keyCode = 0x26;
+                break;
+            case SDL_SCANCODE_RIGHT:
+                keyCode = 0x27;
+                break;
+            case SDL_SCANCODE_DOWN:
+                keyCode = 0x28;
+                break;
+            case SDL_SCANCODE_SELECT:
+                keyCode = 0x29;
+                break;
+            case SDL_SCANCODE_EXECUTE:
+                keyCode = 0x2B;
+                break;
+            case SDL_SCANCODE_PRINTSCREEN:
+                keyCode = 0x2C;
+                break;
+            case SDL_SCANCODE_INSERT:
+                keyCode = 0x2D;
+                break;
+            case SDL_SCANCODE_DELETE:
+                keyCode = 0x2E;
+                break;
+            case SDL_SCANCODE_HELP:
+                keyCode = 0x2F;
+                break;
+            case SDL_SCANCODE_KP_0:
+                // See comment above about why we only handle SDL_SCANCODE_KP_0 here
+                keyCode = VK_NUMPAD0;
+                break;
+            case SDL_SCANCODE_0:
+                // See comment above about why we only handle SDL_SCANCODE_0 here
+                keyCode = VK_0;
+                break;
+            case SDL_SCANCODE_KP_MULTIPLY:
+                keyCode = 0x6A;
+                break;
+            case SDL_SCANCODE_KP_PLUS:
+                keyCode = 0x6B;
+                break;
+            case SDL_SCANCODE_KP_COMMA:
+                keyCode = 0x6C;
+                break;
+            case SDL_SCANCODE_KP_MINUS:
+                keyCode = 0x6D;
+                break;
+            case SDL_SCANCODE_KP_PERIOD:
+                keyCode = 0x6E;
+                break;
+            case SDL_SCANCODE_KP_DIVIDE:
+                keyCode = 0x6F;
+                break;
+            case SDL_SCANCODE_NUMLOCKCLEAR:
+                keyCode = 0x90;
+                break;
+            case SDL_SCANCODE_SCROLLLOCK:
+                keyCode = 0x91;
+                break;
+            case SDL_SCANCODE_LSHIFT:
+                keyCode = 0xA0;
+                break;
+            case SDL_SCANCODE_RSHIFT:
+                keyCode = 0xA1;
+                break;
+            case SDL_SCANCODE_LCTRL:
+                keyCode = 0xA2;
+                break;
+            case SDL_SCANCODE_RCTRL:
+                keyCode = 0xA3;
+                break;
+            case SDL_SCANCODE_LALT:
+                keyCode = 0xA4;
+                break;
+            case SDL_SCANCODE_RALT:
+                keyCode = 0xA5;
+                break;
+            #ifdef ENABLE_META
+            case SDL_SCANCODE_LGUI:
+                keyCode = 0x5B;
+                break;
+            case SDL_SCANCODE_RGUI:
+                keyCode = 0x5C;
+                break;
+            #endif
+            case SDL_SCANCODE_AC_BACK:
+                keyCode = 0xA6;
+                break;
+            case SDL_SCANCODE_AC_FORWARD:
+                keyCode = 0xA7;
+                break;
+            case SDL_SCANCODE_AC_REFRESH:
+                keyCode = 0xA8;
+                break;
+            case SDL_SCANCODE_AC_STOP:
+                keyCode = 0xA9;
+                break;
+            case SDL_SCANCODE_AC_SEARCH:
+                keyCode = 0xAA;
+                break;
+            case SDL_SCANCODE_AC_BOOKMARKS:
+                keyCode = 0xAB;
+                break;
+            case SDL_SCANCODE_AC_HOME:
+                keyCode = 0xAC;
+                break;
+            case SDL_SCANCODE_SEMICOLON:
+                keyCode = 0xBA;
+                break;
+            case SDL_SCANCODE_EQUALS:
+                keyCode = 0xBB;
+                break;
+            case SDL_SCANCODE_COMMA:
+                keyCode = 0xBC;
+                break;
+            case SDL_SCANCODE_MINUS:
+                keyCode = 0xBD;
+                break;
+            case SDL_SCANCODE_PERIOD:
+                keyCode = 0xBE;
+                break;
+            case SDL_SCANCODE_SLASH:
+                keyCode = 0xBF;
+                break;
+            case SDL_SCANCODE_GRAVE:
+                keyCode = 0xC0;
+                break;
+            case SDL_SCANCODE_LEFTBRACKET:
+                keyCode = 0xDB;
+                break;
+            case SDL_SCANCODE_BACKSLASH:
+                keyCode = 0xDC;
+                break;
+            case SDL_SCANCODE_RIGHTBRACKET:
+                keyCode = 0xDD;
+                break;
+            case SDL_SCANCODE_APOSTROPHE:
+                keyCode = 0xDE;
+                break;
+            case SDL_SCANCODE_NONUSBACKSLASH:
+                keyCode = 0xE2;
+                break;
+            default:
+                SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                            "Unhandled button event: %d",
+                             event->keysym.scancode);
+                return;
+        }
+    }
+
+    // Track the key state so we always know which keys are down
+    if (event->state == SDL_PRESSED) {
+        m_KeysDown.insert(keyCode);
+    }
+    else {
+        m_KeysDown.remove(keyCode);
+    }
+
+    LiSendKeyboardEvent(keyCode,
+                        event->state == SDL_PRESSED ?
+                            KEY_ACTION_DOWN : KEY_ACTION_UP,
+                        modifiers);
+}

app/streaming/input/mouse.cpp

@@ -0,0 +1,154 @@
+#include "input.h"
+
+#include <Limelight.h>
+#include <SDL.h>
+#include "streaming/streamutils.h"
+
+void SdlInputHandler::handleMouseButtonEvent(SDL_MouseButtonEvent* event)
+{
+    int button;
+
+    if (event->which == SDL_TOUCH_MOUSEID) {
+        // Ignore synthetic mouse events
+        return;
+    }
+    else if (!isCaptureActive()) {
+        if (event->button == SDL_BUTTON_LEFT && event->state == SDL_RELEASED) {
+            // Capture the mouse again if clicked when unbound.
+            // We start capture on left button released instead of
+            // pressed to avoid sending an errant mouse button released
+            // event to the host when clicking into our window (since
+            // the pressed event was consumed by this code).
+            setCaptureActive(true);
+        }
+
+        // Not capturing
+        return;
+    }
+
+    switch (event->button)
+    {
+        case SDL_BUTTON_LEFT:
+            button = BUTTON_LEFT;
+            break;
+        case SDL_BUTTON_MIDDLE:
+            button = BUTTON_MIDDLE;
+            break;
+        case SDL_BUTTON_RIGHT:
+            button = BUTTON_RIGHT;
+            break;
+        case SDL_BUTTON_X1:
+            button = BUTTON_X1;
+            break;
+        case SDL_BUTTON_X2:
+            button = BUTTON_X2;
+            break;
+        default:
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Unhandled button event: %d",
+                        event->button);
+            return;
+    }
+
+    LiSendMouseButtonEvent(event->state == SDL_PRESSED ?
+                               BUTTON_ACTION_PRESS :
+                               BUTTON_ACTION_RELEASE,
+                           button);
+}
+
+void SdlInputHandler::handleMouseMotionEvent(SDL_MouseMotionEvent* event)
+{
+    if (!isCaptureActive()) {
+        // Not capturing
+        return;
+    }
+    else if (event->which == SDL_TOUCH_MOUSEID) {
+        // Ignore synthetic mouse events
+        return;
+    }
+
+    if (m_AbsoluteMouseMode) {
+        SDL_Rect src, dst;
+
+        src.x = src.y = 0;
+        src.w = m_StreamWidth;
+        src.h = m_StreamHeight;
+
+        dst.x = dst.y = 0;
+        SDL_GetWindowSize(m_Window, &dst.w, &dst.h);
+
+        // Use the stream and window sizes to determine the video region
+        StreamUtils::scaleSourceToDestinationSurface(&src, &dst);
+
+        // Clamp motion to the video region
+        short x = qMin(qMax(event->x - dst.x, 0), dst.w);
+        short y = qMin(qMax(event->y - dst.y, 0), dst.h);
+
+        // Send the mouse position update
+        LiSendMousePositionEvent(x, y, dst.w, dst.h);
+    }
+    else {
+        // Batch until the next mouse polling window or we'll get awful
+        // input lag everything except GFE 3.14 and 3.15.
+        SDL_AtomicAdd(&m_MouseDeltaX, event->xrel);
+        SDL_AtomicAdd(&m_MouseDeltaY, event->yrel);
+    }
+}
+
+void SdlInputHandler::handleMouseWheelEvent(SDL_MouseWheelEvent* event)
+{
+    if (!isCaptureActive()) {
+        // Not capturing
+        return;
+    }
+    else if (event->which == SDL_TOUCH_MOUSEID) {
+        // Ignore synthetic mouse events
+        return;
+    }
+
+    if (event->y != 0) {
+        LiSendScrollEvent((signed char)event->y);
+    }
+}
+
+Uint32 SdlInputHandler::mouseMoveTimerCallback(Uint32 interval, void *param)
+{
+    auto me = reinterpret_cast<SdlInputHandler*>(param);
+
+    short deltaX = (short)SDL_AtomicSet(&me->m_MouseDeltaX, 0);
+    short deltaY = (short)SDL_AtomicSet(&me->m_MouseDeltaY, 0);
+
+    if (deltaX != 0 || deltaY != 0) {
+        LiSendMouseMoveEvent(deltaX, deltaY);
+    }
+
+#ifdef Q_OS_WIN32
+    // See comment in SdlInputHandler::notifyMouseLeave()
+    if (me->m_AbsoluteMouseMode && me->m_PendingMouseLeaveButtonUp != 0 && me->isCaptureActive()) {
+        int mouseX, mouseY;
+        int windowX, windowY;
+        Uint32 mouseState = SDL_GetGlobalMouseState(&mouseX, &mouseY);
+        SDL_GetWindowPosition(me->m_Window, &windowX, &windowY);
+
+        // If the button is now up, send the synthetic mouse up event
+        if ((mouseState & SDL_BUTTON(me->m_PendingMouseLeaveButtonUp)) == 0) {
+            SDL_Event event;
+
+            event.button.type = SDL_MOUSEBUTTONUP;
+            event.button.timestamp = SDL_GetTicks();
+            event.button.windowID = SDL_GetWindowID(me->m_Window);
+            event.button.which = 0;
+            event.button.button = me->m_PendingMouseLeaveButtonUp;
+            event.button.state = SDL_RELEASED;
+            event.button.clicks = 1;
+            event.button.x = mouseX - windowX;
+            event.button.y = mouseY - windowY;
+            SDL_PushEvent(&event);
+
+            me->m_PendingMouseLeaveButtonUp = 0;
+        }
+    }
+#endif
+
+    return interval;
+}

app/streaming/input/reltouch.cpp

@@ -0,0 +1,175 @@
+#include "input.h"
+
+#include <Limelight.h>
+#include <SDL.h>
+
+#include <QtMath>
+
+// How long the mouse button will be pressed for a tap to click gesture
+#define TAP_BUTTON_RELEASE_DELAY 100
+
+// How long the fingers must be stationary to start a drag
+#define DRAG_ACTIVATION_DELAY 650
+
+// How far the finger can move before it cancels a drag or tap
+#define DEAD_ZONE_DELTA 0.01f
+
+Uint32 SdlInputHandler::releaseLeftButtonTimerCallback(Uint32, void*)
+{
+    LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_LEFT);
+    return 0;
+}
+
+Uint32 SdlInputHandler::releaseRightButtonTimerCallback(Uint32, void*)
+{
+    LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, BUTTON_RIGHT);
+    return 0;
+}
+
+Uint32 SdlInputHandler::dragTimerCallback(Uint32, void *param)
+{
+    auto me = reinterpret_cast<SdlInputHandler*>(param);
+
+    // Check how many fingers are down now to decide
+    // which button to hold down
+    if (me->m_NumFingersDown == 2) {
+        me->m_DragButton = BUTTON_RIGHT;
+    }
+    else if (me->m_NumFingersDown == 1) {
+        me->m_DragButton = BUTTON_LEFT;
+    }
+
+    LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, me->m_DragButton);
+
+    return 0;
+}
+
+void SdlInputHandler::handleRelativeFingerEvent(SDL_TouchFingerEvent* event)
+{
+    int fingerIndex = -1;
+
+    // Observations on Windows 10: x and y appear to be relative to 0,0 of the window client area.
+    // Although SDL documentation states they are 0.0 - 1.0 float values, they can actually be higher
+    // or lower than those values as touch events continue for touches started within the client area that
+    // leave the client area during a drag motion.
+    // dx and dy are deltas from the last touch event, not the first touch down.
+
+    // Determine the index of this finger using our list
+    // of fingers that are currently active on screen.
+    // This is also required to handle finger up which
+    // where the finger will not be in SDL_GetTouchFinger()
+    // anymore.
+    if (event->type != SDL_FINGERDOWN) {
+        for (int i = 0; i < MAX_FINGERS; i++) {
+            if (event->fingerId == m_TouchDownEvent[i].fingerId) {
+                fingerIndex = i;
+                break;
+            }
+        }
+    }
+    else {
+        // Resolve the new finger by determining the ID of each
+        // finger on the display.
+        int numTouchFingers = SDL_GetNumTouchFingers(event->touchId);
+        for (int i = 0; i < numTouchFingers; i++) {
+            SDL_Finger* finger = SDL_GetTouchFinger(event->touchId, i);
+            SDL_assert(finger != nullptr);
+            if (finger != nullptr) {
+                if (finger->id == event->fingerId) {
+                    fingerIndex = i;
+                    break;
+                }
+            }
+        }
+    }
+
+    if (fingerIndex < 0 || fingerIndex >= MAX_FINGERS) {
+        // Too many fingers
+        return;
+    }
+
+    // Handle cursor motion based on the position of the
+    // primary finger on screen
+    if (fingerIndex == 0) {
+        // The event x and y values are relative to our window width
+        // and height. However, we want to scale them to be relative
+        // to the host resolution. Fortunately this is easy since we
+        // already have normalized values. We'll just multiply them
+        // by the stream dimensions to get real X and Y values rather
+        // than the client window dimensions.
+        short deltaX = static_cast<short>(event->dx * m_StreamWidth);
+        short deltaY = static_cast<short>(event->dy * m_StreamHeight);
+        if (deltaX != 0 || deltaY != 0) {
+            LiSendMouseMoveEvent(deltaX, deltaY);
+        }
+    }
+
+    // Start a drag timer when primary or secondary
+    // fingers go down
+    if (event->type == SDL_FINGERDOWN &&
+            (fingerIndex == 0 || fingerIndex == 1)) {
+        SDL_RemoveTimer(m_DragTimer);
+        m_DragTimer = SDL_AddTimer(DRAG_ACTIVATION_DELAY,
+                                   dragTimerCallback,
+                                   this);
+    }
+
+    if (event->type == SDL_FINGERMOTION) {
+        // If it's outside the deadzone delta, cancel drags and taps
+        if (qSqrt(qPow(event->x - m_TouchDownEvent[fingerIndex].x, 2) +
+                  qPow(event->y - m_TouchDownEvent[fingerIndex].y, 2)) > DEAD_ZONE_DELTA) {
+            SDL_RemoveTimer(m_DragTimer);
+            m_DragTimer = 0;
+
+            // This effectively cancels the tap logic below
+            m_TouchDownEvent[fingerIndex].timestamp = 0;
+        }
+    }
+
+    if (event->type == SDL_FINGERUP) {
+        // Cancel the drag timer on finger up
+        SDL_RemoveTimer(m_DragTimer);
+        m_DragTimer = 0;
+
+        // Release any drag
+        if (m_DragButton != 0) {
+            LiSendMouseButtonEvent(BUTTON_ACTION_RELEASE, m_DragButton);
+            m_DragButton = 0;
+        }
+        // 2 finger tap
+        else if (event->timestamp - m_TouchDownEvent[1].timestamp < 250) {
+            // Zero timestamp of the primary finger to ensure we won't
+            // generate a left click if the primary finger comes up soon.
+            m_TouchDownEvent[0].timestamp = 0;
+
+            // Press down the right mouse button
+            LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_RIGHT);
+
+            // Queue a timer to release it in 100 ms
+            SDL_RemoveTimer(m_RightButtonReleaseTimer);
+            m_RightButtonReleaseTimer = SDL_AddTimer(TAP_BUTTON_RELEASE_DELAY,
+                                                     releaseRightButtonTimerCallback,
+                                                     nullptr);
+        }
+        // 1 finger tap
+        else if (event->timestamp - m_TouchDownEvent[0].timestamp < 250) {
+            // Press down the left mouse button
+            LiSendMouseButtonEvent(BUTTON_ACTION_PRESS, BUTTON_LEFT);
+
+            // Queue a timer to release it in 100 ms
+            SDL_RemoveTimer(m_LeftButtonReleaseTimer);
+            m_LeftButtonReleaseTimer = SDL_AddTimer(TAP_BUTTON_RELEASE_DELAY,
+                                                    releaseLeftButtonTimerCallback,
+                                                    nullptr);
+        }
+    }
+
+    m_NumFingersDown = SDL_GetNumTouchFingers(event->touchId);
+
+    if (event->type == SDL_FINGERDOWN) {
+        m_TouchDownEvent[fingerIndex] = *event;
+    }
+    else if (event->type == SDL_FINGERUP) {
+        m_TouchDownEvent[fingerIndex] = {};
+    }
+}

app/streaming/session.cpp

@@ -68,9 +68,19 @@ void Session::clStageFailed(int stage, int errorCode)
 void Session::clConnectionTerminated(int errorCode)
 {
     // Display the termination dialog if this was not intended
-    if (errorCode != 0) {
+    switch (errorCode) {
+    case ML_ERROR_GRACEFUL_TERMINATION:
+        break;
+
+    case ML_ERROR_NO_VIDEO_TRAFFIC:
+        s_ActiveSession->m_UnexpectedTermination = true;
+        emit s_ActiveSession->displayLaunchError("No video received from host. Check the host PC's firewall and port forwarding rules.");
+        break;
+
+    default:
         s_ActiveSession->m_UnexpectedTermination = true;
         emit s_ActiveSession->displayLaunchError("Connection terminated");
+        break;
     }
 
     SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
@@ -867,8 +877,8 @@ void Session::toggleFullscreen()
     bool fullScreen = !(SDL_GetWindowFlags(m_Window) & m_FullScreenFlag);
 
     if (fullScreen) {
-        if (m_FullScreenFlag == SDL_WINDOW_FULLSCREEN) {
-            // Confine the cursor to the window
+        if (m_FullScreenFlag == SDL_WINDOW_FULLSCREEN && m_InputHandler->isCaptureActive()) {
+            // Confine the cursor to the window if we're capturing input
             SDL_SetWindowGrab(m_Window, SDL_TRUE);
         }
 
@@ -1081,6 +1091,8 @@ void Session::exec(int displayOriginX, int displayOriginY)
         return;
     }
 
+    m_InputHandler->setWindow(m_Window);
+
     QSvgRenderer svgIconRenderer(QString(":/res/moonlight.svg"));
     QImage svgImage(ICON_SIZE, ICON_SIZE, QImage::Format_RGBA8888);
     svgImage.fill(0);
@@ -1118,11 +1130,6 @@ void Session::exec(int displayOriginX, int displayOriginY)
         SDL_SetWindowResizable(m_Window, SDL_TRUE);
     }
     else {
-        if (m_FullScreenFlag == SDL_WINDOW_FULLSCREEN) {
-            // Confine the cursor to the window
-            SDL_SetWindowGrab(m_Window, SDL_TRUE);
-        }
-
         // Update the window display mode based on our current monitor
         updateOptimalWindowDisplayMode();
 
@@ -1131,33 +1138,19 @@ void Session::exec(int displayOriginX, int displayOriginY)
     }
 
     bool needsFirstEnterCapture = false;
+    bool needsPostDecoderCreationCapture = false;
 
-    // Capture the mouse in relative mode by default on release builds only.
-    // This prevents the mouse from becoming trapped inside Moonlight when
-    // it's halted at a debug break.
-#ifdef QT_DEBUG
-    if (prefs.absoluteMouseMode)
-#endif
-    {
-        // HACK: For Wayland, we wait until we get the first SDL_WINDOWEVENT_ENTER
-        // event where it seems to work consistently on GNOME. This doesn't work for
-        // XWayland though.
-        if (strcmp(SDL_GetCurrentVideoDriver(), "wayland") != 0) {
-            // We know we aren't running on native Wayland now, but
-            // we still may be running on XWayland.
-            if (!WMUtils::isRunningWayland()) {
-                // Neither Wayland or XWayland: capture now
-                m_InputHandler->setCaptureActive(true);
-            }
-            else {
-                // XWayland: mouse capture doesn't work reliably, so let the user
-                // engage the mouse capture via clicking or using the hotkey.
-            }
-        }
-        else {
-            // Native Wayland: Capture on SDL_WINDOWEVENT_ENTER
-            needsFirstEnterCapture = true;
-        }
+    // HACK: For Wayland, we wait until we get the first SDL_WINDOWEVENT_ENTER
+    // event where it seems to work consistently on GNOME. For other platforms,
+    // especially where SDL may call SDL_RecreateWindow(), we must only capture
+    // after the decoder is created.
+    if (strcmp(SDL_GetCurrentVideoDriver(), "wayland") == 0) {
+        // Native Wayland: Capture on SDL_WINDOWEVENT_ENTER
+        needsFirstEnterCapture = true;
+    }
+    else {
+        // X11/XWayland: Capture after decoder creation
+        needsPostDecoderCreationCapture = true;
     }
 
     // Stop text input. SDL enables it by default
@@ -1219,11 +1212,11 @@ void Session::exec(int displayOriginX, int displayOriginY)
             break;
 
         case SDL_WINDOWEVENT:
-            if (event.window.event == SDL_WINDOWEVENT_FOCUS_GAINED) {
-                m_InputHandler->notifyFocusGained(m_Window);
+            if (event.window.event == SDL_WINDOWEVENT_FOCUS_LOST) {
+                m_InputHandler->notifyFocusLost();
             }
-            else if (event.window.event == SDL_WINDOWEVENT_FOCUS_LOST) {
-                m_InputHandler->notifyFocusLost(m_Window);
+            else if (event.window.event == SDL_WINDOWEVENT_LEAVE) {
+                m_InputHandler->notifyMouseLeave();
             }
 
             // Capture the mouse on SDL_WINDOWEVENT_ENTER if needed
@@ -1258,6 +1251,12 @@ void Session::exec(int displayOriginX, int displayOriginY)
                 SDL_SetWindowPosition(m_Window, x, y);
             }
 
+            SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                        "Recreating renderer for window event: %d (%d %d)",
+                        event.window.event,
+                        event.window.data1,
+                        event.window.data2);
+
             // Fall through
         case SDL_RENDER_DEVICE_RESET:
         case SDL_RENDER_TARGETS_RESET:
@@ -1310,6 +1309,14 @@ void Session::exec(int displayOriginX, int displayOriginY)
                     emit displayLaunchError("Unable to initialize video decoder. Please check your streaming settings and try again.");
                     goto DispatchDeferredCleanup;
                 }
+
+                // As of SDL 2.0.12, SDL_RecreateWindow() doesn't carry over mouse capture
+                // or mouse hiding state to the new window. By capturing after the decoder
+                // is set up, this ensures the window re-creation is already done.
+                if (needsPostDecoderCreationCapture) {
+                    m_InputHandler->setCaptureActive(true);
+                    needsFirstEnterCapture = false;
+                }
             }
 
             // Request an IDR frame to complete the reset
@@ -1327,7 +1334,7 @@ void Session::exec(int displayOriginX, int displayOriginY)
             m_InputHandler->handleMouseButtonEvent(&event.button);
             break;
         case SDL_MOUSEMOTION:
-            m_InputHandler->handleMouseMotionEvent(m_Window, &event.motion);
+            m_InputHandler->handleMouseMotionEvent(&event.motion);
             break;
         case SDL_MOUSEWHEEL:
             m_InputHandler->handleMouseWheelEvent(&event.wheel);
@@ -1349,7 +1356,7 @@ void Session::exec(int displayOriginX, int displayOriginY)
         case SDL_FINGERDOWN:
         case SDL_FINGERMOTION:
         case SDL_FINGERUP:
-            m_InputHandler->handleTouchFingerEvent(m_Window, &event.tfinger);
+            m_InputHandler->handleTouchFingerEvent(&event.tfinger);
             break;
         }
     }
@@ -1358,7 +1365,6 @@ DispatchDeferredCleanup:
     // Uncapture the mouse and hide the window immediately,
     // so we can return to the Qt GUI ASAP.
     m_InputHandler->setCaptureActive(false);
-    SDL_SetWindowGrab(m_Window, SDL_FALSE);
     SDL_EnableScreenSaver();
     SDL_SetHint(SDL_HINT_TIMER_RESOLUTION, "0");
     if (QGuiApplication::platformName() == "eglfs") {

app/streaming/session.h

@@ -5,7 +5,7 @@
 #include <Limelight.h>
 #include <opus_multistream.h>
 #include "settings/streamingpreferences.h"
-#include "input.h"
+#include "input/input.h"
 #include "video/decoder.h"
 #include "audio/renderers/renderer.h"
 #include "video/overlaymanager.h"

app/streaming/video/ffmpeg-renderers/drm.cpp

@@ -202,6 +202,11 @@ int DrmRenderer::getRendererAttributes()
 
 void DrmRenderer::renderFrame(AVFrame* frame)
 {
+    if (frame == nullptr) {
+        // End of stream - nothing to do for us
+        return;
+    }
+
     AVDRMFrameDescriptor* drmFrame = (AVDRMFrameDescriptor*)frame->data[0];
     int err;
     uint32_t primeHandle;

app/streaming/video/ffmpeg-renderers/dxva2.cpp

@@ -812,6 +812,11 @@ int DXVA2Renderer::getDecoderColorspace()
 
 void DXVA2Renderer::renderFrame(AVFrame *frame)
 {
+    if (frame == nullptr) {
+        // End of stream - nothing to do for us
+        return;
+    }
+
     IDirect3DSurface9* surface = reinterpret_cast<IDirect3DSurface9*>(frame->data[3]);
     HRESULT hr;
 

app/streaming/video/ffmpeg-renderers/egl_extensions.cpp

@@ -0,0 +1,21 @@
+// vim: noai:ts=4:sw=4:softtabstop=4:expandtab
+#include "renderer.h"
+
+#include <SDL_egl.h>
+
+static QStringList egl_get_extensions(EGLDisplay dpy) {
+    const auto EGLExtensionsStr = eglQueryString(dpy, EGL_EXTENSIONS);
+    if (!EGLExtensionsStr) {
+        SDL_LogWarn(SDL_LOG_CATEGORY_APPLICATION, "Unable to get EGL extensions");
+        return QStringList();
+    }
+    return QString(EGLExtensionsStr).split(" ");
+}
+
+EGLExtensions::EGLExtensions(EGLDisplay dpy) :
+    m_Extensions(egl_get_extensions(dpy))
+{}
+
+bool EGLExtensions::isSupported(const QString &extension) const {
+    return m_Extensions.contains(extension);
+}

app/streaming/video/ffmpeg-renderers/eglvid.cpp

@@ -0,0 +1,627 @@
+// vim: noai:ts=4:sw=4:softtabstop=4:expandtab
+#include "eglvid.h"
+
+#include "path.h"
+#include "streaming/session.h"
+#include "streaming/streamutils.h"
+
+#include <QDir>
+
+#include <Limelight.h>
+#include <unistd.h>
+
+#include <SDL_egl.h>
+#include <SDL_opengles2.h>
+#include <SDL_render.h>
+#include <SDL_syswm.h>
+
+#ifndef EGL_VERSION_1_5
+typedef intptr_t EGLAttrib;
+#endif
+
+#if !defined(EGL_VERSION_1_5) || !defined(EGL_EGL_PROTOTYPES)
+typedef EGLDisplay (EGLAPIENTRYP PFNEGLGETPLATFORMDISPLAYPROC) (EGLenum platform, void *native_display, const EGLAttrib *attrib_list);
+#endif
+
+#ifndef EGL_EXT_platform_base
+typedef EGLDisplay (EGLAPIENTRYP PFNEGLGETPLATFORMDISPLAYEXTPROC) (EGLenum platform, void *native_display, const EGLint *attrib_list);
+#endif
+
+// These are EGL extensions, so some platform headers may not provide them
+#ifndef EGL_PLATFORM_WAYLAND_KHR
+#define EGL_PLATFORM_WAYLAND_KHR 0x31D8
+#endif
+#ifndef EGL_PLATFORM_X11_KHR
+#define EGL_PLATFORM_X11_KHR 0x31D5
+#endif
+
+/* TODO:
+ *  - handle more pixel formats
+ *  - handle software decoding
+ */
+
+/* DOC/misc:
+ *  - https://kernel-recipes.org/en/2016/talks/video-and-colorspaces/
+ *  - http://www.brucelindbloom.com/
+ *  - https://learnopengl.com/Getting-started/Shaders
+ *  - https://github.com/stunpix/yuvit
+ *  - https://en.wikipedia.org/wiki/YCbCr#ITU-R_BT.601_conversion
+ *  - https://www.renesas.com/eu/en/www/doc/application-note/an9717.pdf
+ *  - https://www.xilinx.com/support/documentation/application_notes/xapp283.pdf
+ *  - https://www.itu.int/dms_pubrec/itu-r/rec/bt/R-REC-BT.709-6-201506-I!!PDF-E.pdf
+ *  - https://www.khronos.org/registry/OpenGL/extensions/OES/OES_EGL_image_external.txt
+ *  - https://gist.github.com/rexguo/6696123
+ *  - https://wiki.libsdl.org/CategoryVideo
+ */
+
+#define EGL_LOG(Category, ...) SDL_Log ## Category(\
+        SDL_LOG_CATEGORY_APPLICATION, \
+        "EGLRenderer: " __VA_ARGS__)
+
+EGLRenderer::EGLRenderer(IFFmpegRenderer *backendRenderer)
+    :
+        m_SwPixelFormat(AV_PIX_FMT_NONE),
+        m_EGLDisplay(EGL_NO_DISPLAY),
+        m_Textures{0},
+        m_ShaderProgram(0),
+        m_Context(0),
+        m_Window(nullptr),
+        m_Backend(backendRenderer),
+        m_VAO(0),
+        m_ColorSpace(AVCOL_SPC_NB),
+        m_ColorFull(false),
+        m_BlockingSwapBuffers(false),
+        m_glEGLImageTargetTexture2DOES(nullptr),
+        m_glGenVertexArraysOES(nullptr),
+        m_glBindVertexArrayOES(nullptr),
+        m_glDeleteVertexArraysOES(nullptr),
+        m_DummyRenderer(nullptr)
+{
+    SDL_assert(backendRenderer);
+    SDL_assert(backendRenderer->canExportEGL());
+
+    // Save these global parameters so we can restore them in our destructor
+    SDL_GL_GetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, &m_OldContextProfileMask);
+    SDL_GL_GetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, &m_OldContextMajorVersion);
+    SDL_GL_GetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, &m_OldContextMinorVersion);
+}
+
+EGLRenderer::~EGLRenderer()
+{
+    if (m_Context) {
+        // Reattach the GL context to the main thread for destruction
+        SDL_GL_MakeCurrent(m_Window, m_Context);
+        if (m_ShaderProgram) {
+            glDeleteProgram(m_ShaderProgram);
+        }
+        if (m_VAO) {
+            SDL_assert(m_glDeleteVertexArraysOES != nullptr);
+            m_glDeleteVertexArraysOES(1, &m_VAO);
+        }
+        if (m_DummyRenderer) {
+            SDL_DestroyRenderer(m_DummyRenderer);
+        }
+        SDL_GL_DeleteContext(m_Context);
+    }
+
+    // Reset the global properties back to what they were before
+    SDL_SetHint(SDL_HINT_OPENGL_ES_DRIVER, "0");
+    SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, m_OldContextProfileMask);
+    SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, m_OldContextMajorVersion);
+    SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, m_OldContextMinorVersion);
+}
+
+bool EGLRenderer::prepareDecoderContext(AVCodecContext*, AVDictionary**)
+{
+    /* Nothing to do */
+
+    EGL_LOG(Info, "Using EGL renderer");
+
+    return true;
+}
+
+void EGLRenderer::notifyOverlayUpdated(Overlay::OverlayType)
+{
+    // TODO: FIXME
+}
+
+bool EGLRenderer::isPixelFormatSupported(int, AVPixelFormat pixelFormat)
+{
+    // Remember to keep this in sync with EGLRenderer::renderFrame()!
+    switch (pixelFormat)
+    {
+    case AV_PIX_FMT_NV12:
+        return true;
+    default:
+        return false;
+    }
+}
+
+int EGLRenderer::loadAndBuildShader(int shaderType,
+                                    const char *file) {
+    GLuint shader = glCreateShader(shaderType);
+    if (!shader || shader == GL_INVALID_ENUM) {
+        EGL_LOG(Error, "Can't create shader: %d", glGetError());
+        return 0;
+    }
+
+    auto sourceData = Path::readDataFile(file);
+    GLint len = sourceData.size();
+    const char *buf = sourceData.data();
+
+    glShaderSource(shader, 1, &buf, &len);
+    glCompileShader(shader);
+    GLint status;
+    glGetShaderiv(shader, GL_COMPILE_STATUS, &status);
+    if (!status) {
+        char shaderLog[512];
+        glGetShaderInfoLog(shader, sizeof (shaderLog), nullptr, shaderLog);
+        EGL_LOG(Error, "Cannot load shader \"%s\": %s", file, shaderLog);
+        return 0;
+    }
+
+    return shader;
+}
+
+bool EGLRenderer::openDisplay(unsigned int platform, void* nativeDisplay)
+{
+    PFNEGLGETPLATFORMDISPLAYPROC eglGetPlatformDisplayProc;
+    PFNEGLGETPLATFORMDISPLAYEXTPROC eglGetPlatformDisplayEXTProc;
+
+    m_EGLDisplay = EGL_NO_DISPLAY;
+
+    // NB: eglGetPlatformDisplay() and eglGetPlatformDisplayEXT() have slightly different definitions
+    eglGetPlatformDisplayProc = (typeof(eglGetPlatformDisplayProc))eglGetProcAddress("eglGetPlatformDisplay");
+    eglGetPlatformDisplayEXTProc = (typeof(eglGetPlatformDisplayEXTProc))eglGetProcAddress("eglGetPlatformDisplayEXT");
+
+    if (m_EGLDisplay == EGL_NO_DISPLAY) {
+        // eglGetPlatformDisplay() is part of the EGL 1.5 core specification
+        if (eglGetPlatformDisplayProc != nullptr) {
+            m_EGLDisplay = eglGetPlatformDisplayProc(platform, nativeDisplay, nullptr);
+            if (m_EGLDisplay == EGL_NO_DISPLAY) {
+                EGL_LOG(Warn, "eglGetPlatformDisplay() failed: %d", eglGetError());
+            }
+        }
+    }
+
+    if (m_EGLDisplay == EGL_NO_DISPLAY) {
+        // eglGetPlatformDisplayEXT() is an extension for EGL 1.4
+        const EGLExtensions eglExtensions(EGL_NO_DISPLAY);
+        if (eglExtensions.isSupported("EGL_EXT_platform_base")) {
+            if (eglGetPlatformDisplayEXTProc != nullptr) {
+                m_EGLDisplay = eglGetPlatformDisplayEXTProc(platform, nativeDisplay, nullptr);
+                if (m_EGLDisplay == EGL_NO_DISPLAY) {
+                    EGL_LOG(Warn, "eglGetPlatformDisplayEXT() failed: %d", eglGetError());
+                }
+            }
+            else {
+                EGL_LOG(Warn, "EGL_EXT_platform_base supported but no eglGetPlatformDisplayEXT() export!");
+            }
+        }
+    }
+
+    if (m_EGLDisplay == EGL_NO_DISPLAY) {
+        // Finally, if all else fails, use eglGetDisplay()
+        m_EGLDisplay = eglGetDisplay((EGLNativeDisplayType)nativeDisplay);
+        if (m_EGLDisplay == EGL_NO_DISPLAY) {
+            EGL_LOG(Error, "eglGetDisplay() failed: %d", eglGetError());
+        }
+    }
+
+    return m_EGLDisplay != EGL_NO_DISPLAY;
+}
+
+bool EGLRenderer::compileShader() {
+    SDL_assert(!m_ShaderProgram);
+    SDL_assert(m_SwPixelFormat != AV_PIX_FMT_NONE);
+
+    // XXX: TODO: other formats
+    SDL_assert(m_SwPixelFormat == AV_PIX_FMT_NV12);
+
+    bool ret = false;
+
+    GLuint vertexShader = loadAndBuildShader(GL_VERTEX_SHADER, "egl.vert");
+    if (!vertexShader)
+        return false;
+
+    GLuint fragmentShader = loadAndBuildShader(GL_FRAGMENT_SHADER, "egl.frag");
+    if (!fragmentShader)
+        goto fragError;
+
+    m_ShaderProgram = glCreateProgram();
+    if (!m_ShaderProgram) {
+        EGL_LOG(Error, "Cannot create shader program");
+        goto progFailCreate;
+    }
+
+    glAttachShader(m_ShaderProgram, vertexShader);
+    glAttachShader(m_ShaderProgram, fragmentShader);
+    glLinkProgram(m_ShaderProgram);
+    int status;
+    glGetProgramiv(m_ShaderProgram, GL_LINK_STATUS, &status);
+    if (status) {
+        ret = true;
+    } else {
+        char shader_log[512];
+        glGetProgramInfoLog(m_ShaderProgram, sizeof (shader_log), nullptr, shader_log);
+        EGL_LOG(Error, "Cannot link shader program: %s", shader_log);
+        glDeleteProgram(m_ShaderProgram);
+        m_ShaderProgram = 0;
+    }
+
+progFailCreate:
+    glDeleteShader(fragmentShader);
+fragError:
+    glDeleteShader(vertexShader);
+    return ret;
+}
+
+bool EGLRenderer::initialize(PDECODER_PARAMETERS params)
+{
+    m_Window = params->window;
+
+    if (params->videoFormat == VIDEO_FORMAT_H265_MAIN10) {
+        // EGL doesn't support rendering YUV 10-bit textures yet
+        return false;
+    }
+
+    // It's not safe to attempt to opportunistically create a GLES2
+    // renderer prior to 2.0.10. If GLES2 isn't available, SDL will
+    // attempt to dereference a null pointer and crash Moonlight.
+    // https://bugzilla.libsdl.org/show_bug.cgi?id=4350
+    // https://hg.libsdl.org/SDL/rev/84618d571795
+    if (!SDL_VERSION_ATLEAST(2, 0, 10)) {
+        EGL_LOG(Error, "Not supported until SDL 2.0.10");
+        return false;
+    }
+
+    /*
+     * Create a dummy renderer in order to craft an accelerated SDL Window.
+     * Request opengl ES 3.0 context, otherwise it will SIGSEGV
+     * https://gitlab.freedesktop.org/mesa/mesa/issues/1011
+     */
+    SDL_SetHint(SDL_HINT_OPENGL_ES_DRIVER, "1");
+    SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_ES);
+    SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
+    SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 0);
+
+    int renderIndex;
+    int maxRenderers = SDL_GetNumRenderDrivers();
+    SDL_assert(maxRenderers >= 0);
+
+    SDL_RendererInfo renderInfo;
+    for (renderIndex = 0; renderIndex < maxRenderers; ++renderIndex) {
+        if (SDL_GetRenderDriverInfo(renderIndex, &renderInfo))
+            continue;
+        if (!strcmp(renderInfo.name, "opengles2")) {
+            SDL_assert(renderInfo.flags & SDL_RENDERER_ACCELERATED);
+            break;
+        }
+    }
+    if (renderIndex == maxRenderers) {
+        EGL_LOG(Error, "Could not find a suitable SDL_Renderer");
+        return false;
+    }
+
+    if (!(m_DummyRenderer = SDL_CreateRenderer(m_Window, renderIndex, SDL_RENDERER_ACCELERATED))) {
+        EGL_LOG(Error, "SDL_CreateRenderer() failed: %s", SDL_GetError());
+        return false;
+    }
+
+    SDL_SysWMinfo info;
+    SDL_VERSION(&info.version);
+    if (!SDL_GetWindowWMInfo(params->window, &info)) {
+        EGL_LOG(Error, "SDL_GetWindowWMInfo() failed: %s", SDL_GetError());
+        return false;
+    }
+    switch (info.subsystem) {
+#ifdef SDL_VIDEO_DRIVER_WAYLAND
+    case SDL_SYSWM_WAYLAND:
+        if (!openDisplay(EGL_PLATFORM_WAYLAND_KHR, info.info.wl.display)) {
+            return false;
+        }
+        break;
+#endif
+#ifdef SDL_VIDEO_DRIVER_X11
+    case SDL_SYSWM_X11:
+        if (!openDisplay(EGL_PLATFORM_X11_KHR, info.info.x11.display)) {
+            return false;
+        }
+        break;
+#endif
+    default:
+        EGL_LOG(Error, "not compatible with SYSWM");
+        return false;
+    }
+
+    if (m_EGLDisplay == EGL_NO_DISPLAY) {
+        EGL_LOG(Error, "Cannot get EGL display: %d", eglGetError());
+        return false;
+    }
+
+    if (!(m_Context = SDL_GL_CreateContext(params->window))) {
+        EGL_LOG(Error, "Cannot create OpenGL context: %s", SDL_GetError());
+        return false;
+    }
+    if (SDL_GL_MakeCurrent(params->window, m_Context)) {
+        EGL_LOG(Error, "Cannot use created EGL context: %s", SDL_GetError());
+        return false;
+    }
+
+    const EGLExtensions eglExtensions(m_EGLDisplay);
+    if (!eglExtensions.isSupported("EGL_KHR_image_base") &&
+        !eglExtensions.isSupported("EGL_KHR_image")) {
+        EGL_LOG(Error, "EGL_KHR_image unsupported");
+        return false;
+    }
+    else if (!SDL_GL_ExtensionSupported("GL_OES_EGL_image")) {
+        EGL_LOG(Error, "GL_OES_EGL_image unsupported");
+        return false;
+    }
+
+    if (!m_Backend->initializeEGL(m_EGLDisplay, eglExtensions))
+        return false;
+
+    if (!(m_glEGLImageTargetTexture2DOES = (typeof(m_glEGLImageTargetTexture2DOES))eglGetProcAddress("glEGLImageTargetTexture2DOES"))) {
+        EGL_LOG(Error,
+                "EGL: cannot retrieve `glEGLImageTargetTexture2DOES` address");
+        return false;
+    }
+
+    // Vertex arrays are an extension on OpenGL ES 2.0
+    if (SDL_GL_ExtensionSupported("GL_OES_vertex_array_object")) {
+        m_glGenVertexArraysOES = (typeof(m_glGenVertexArraysOES))eglGetProcAddress("glGenVertexArraysOES");
+        m_glBindVertexArrayOES = (typeof(m_glBindVertexArrayOES))eglGetProcAddress("glBindVertexArrayOES");
+        m_glDeleteVertexArraysOES = (typeof(m_glDeleteVertexArraysOES))eglGetProcAddress("glDeleteVertexArraysOES");
+    }
+    else {
+        // They are included in OpenGL ES 3.0 as part of the standard
+        m_glGenVertexArraysOES = (typeof(m_glGenVertexArraysOES))eglGetProcAddress("glGenVertexArrays");
+        m_glBindVertexArrayOES = (typeof(m_glBindVertexArrayOES))eglGetProcAddress("glBindVertexArray");
+        m_glDeleteVertexArraysOES = (typeof(m_glDeleteVertexArraysOES))eglGetProcAddress("glDeleteVertexArrays");
+    }
+
+    if (!m_glGenVertexArraysOES || !m_glBindVertexArrayOES || !m_glDeleteVertexArraysOES) {
+        EGL_LOG(Error, "Failed to find VAO functions");
+        return false;
+    }
+
+    /* Compute the video region size in order to keep the aspect ratio of the
+     * video stream.
+     */
+    SDL_Rect src, dst;
+    src.x = src.y = dst.x = dst.y = 0;
+    src.w = params->width;
+    src.h = params->height;
+    SDL_GetWindowSize(m_Window, &dst.w, &dst.h);
+    StreamUtils::scaleSourceToDestinationSurface(&src, &dst);
+
+    glViewport(dst.x, dst.y, dst.w, dst.h);
+
+    glClearColor(0, 0, 0, 1);
+    glClear(GL_COLOR_BUFFER_BIT);
+
+    if (params->enableVsync) {
+        // Try to use adaptive VSYNC unless we're using frame pacing.
+        // Frame pacing relies on us blocking in renderFrame() to
+        // match the display refresh rate.
+        if (params->enableFramePacing || SDL_GL_SetSwapInterval(-1)) {
+            SDL_GL_SetSwapInterval(1);
+            m_BlockingSwapBuffers = true;
+        }
+    } else {
+        SDL_GL_SetSwapInterval(0);
+    }
+
+    SDL_GL_SwapWindow(params->window);
+
+    glGenTextures(EGL_MAX_PLANES, m_Textures);
+    for (size_t i = 0; i < EGL_MAX_PLANES; ++i) {
+        glBindTexture(GL_TEXTURE_EXTERNAL_OES, m_Textures[i]);
+        glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+        glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+        glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+        glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    }
+
+    GLenum err = glGetError();
+    if (err != GL_NO_ERROR)
+        EGL_LOG(Error, "OpenGL error: %d", err);
+
+    // Detach the context from this thread, so the render thread can attach it
+    SDL_GL_MakeCurrent(m_Window, nullptr);
+
+    return err == GL_NO_ERROR;
+}
+
+const float *EGLRenderer::getColorMatrix() {
+    /* The conversion matrices are shamelessly stolen from linux:
+     * drivers/media/platform/imx-pxp.c:pxp_setup_csc
+     */
+    static const float bt601Lim[] = {
+        1.1644f, 1.1644f, 1.1644f,
+        0.0f, -0.3917f, 2.0172f,
+        1.5960f, -0.8129f, 0.0f
+    };
+    static const float bt601Full[] = {
+        1.0f, 1.0f, 1.0f,
+        0.0f, -0.3441f, 1.7720f,
+        1.4020f, -0.7141f, 0.0f
+    };
+    static const float bt709Lim[] = {
+        1.1644f, 1.1644f, 1.1644f,
+        0.0f, -0.2132f, 2.1124f,
+        1.7927f, -0.5329f, 0.0f
+    };
+    static const float bt709Full[] = {
+        1.0f, 1.0f, 1.0f,
+        0.0f, -0.1873f, 1.8556f,
+        1.5748f, -0.4681f, 0.0f
+    };
+    static const float bt2020Lim[] = {
+        1.1644f, 1.1644f, 1.1644f,
+        0.0f, -0.1874f, 2.1418f,
+        1.6781f, -0.6505f, 0.0f
+    };
+    static const float bt2020Full[] = {
+        1.0f, 1.0f, 1.0f,
+        0.0f, -0.1646f, 1.8814f,
+        1.4746f, -0.5714f, 0.0f
+    };
+
+    switch (m_ColorSpace) {
+        case AVCOL_SPC_SMPTE170M:
+        case AVCOL_SPC_BT470BG:
+            EGL_LOG(Info, "BT-601 pixels");
+            return m_ColorFull ? bt601Full : bt601Lim;
+        case AVCOL_SPC_BT709:
+            EGL_LOG(Info, "BT-709 pixels");
+            return m_ColorFull ? bt709Full : bt709Lim;
+        case AVCOL_SPC_BT2020_NCL:
+        case AVCOL_SPC_BT2020_CL:
+            EGL_LOG(Info, "BT-2020 pixels");
+            return m_ColorFull ? bt2020Full : bt2020Lim;
+    };
+    EGL_LOG(Warn, "unknown color space: %d, falling back to BT-601",
+            m_ColorSpace);
+    return bt601Lim;
+}
+
+bool EGLRenderer::specialize() {
+    SDL_assert(!m_VAO);
+
+    // Attach our GL context to the render thread
+    SDL_GL_MakeCurrent(m_Window, m_Context);
+
+    if (!compileShader())
+        return false;
+
+    // The viewport should have the aspect ratio of the video stream
+    static const float vertices[] = {
+        // pos .... // tex coords
+        1.0f, 1.0f, 1.0f, 0.0f,
+        1.0f, -1.0f, 1.0f, 1.0f,
+        -1.0f, -1.0f, 0.0f, 1.0f,
+        -1.0f, 1.0f, 0.0f, 0.0f,
+
+    };
+    static const unsigned int indices[] = {
+        0, 1, 3,
+        1, 2, 3,
+    };
+
+    glUseProgram(m_ShaderProgram);
+
+    unsigned int VBO, EBO;
+    m_glGenVertexArraysOES(1, &m_VAO);
+    glGenBuffers(1, &VBO);
+    glGenBuffers(1, &EBO);
+
+    m_glBindVertexArrayOES(m_VAO);
+
+    glBindBuffer(GL_ARRAY_BUFFER, VBO);
+    glBufferData(GL_ARRAY_BUFFER, sizeof (vertices), vertices, GL_STATIC_DRAW);
+
+    glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, EBO);
+    glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof (indices), indices, GL_STATIC_DRAW);
+
+    glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 4 * sizeof(float), (void*)0);
+    glEnableVertexAttribArray(0);
+    glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 4 * sizeof(float), (void*)(2 * sizeof (float)));
+    glEnableVertexAttribArray(1);
+
+    glBindBuffer(GL_ARRAY_BUFFER, 0);
+    m_glBindVertexArrayOES(0);
+
+    int yuvmatLocation = glGetUniformLocation(m_ShaderProgram, "yuvmat");
+    glUniformMatrix3fv(yuvmatLocation, 1, GL_FALSE, getColorMatrix());
+
+    static const float limitedOffsets[] = { 16.0f / 255.0f, 128.0f / 255.0f, 128.0f / 255.0f };
+    static const float fullOffsets[] = { 0.0f, 128.0f / 255.0f, 128.0f / 255.0f };
+
+    int offLocation = glGetUniformLocation(m_ShaderProgram, "offset");
+    glUniform3fv(offLocation, 1, m_ColorFull ? fullOffsets : limitedOffsets);
+
+    int colorPlane = glGetUniformLocation(m_ShaderProgram, "plane1");
+    glUniform1i(colorPlane, 0);
+    colorPlane = glGetUniformLocation(m_ShaderProgram, "plane2");
+    glUniform1i(colorPlane, 1);
+
+    glDeleteBuffers(1, &VBO);
+    glDeleteBuffers(1, &EBO);
+
+    GLenum err = glGetError();
+    if (err != GL_NO_ERROR) {
+        EGL_LOG(Error, "OpenGL error: %d", err);
+    }
+
+    return err == GL_NO_ERROR;
+}
+
+void EGLRenderer::renderFrame(AVFrame* frame)
+{
+    EGLImage imgs[EGL_MAX_PLANES];
+
+    if (frame == nullptr) {
+        // End of stream - unbind the GL context
+        SDL_GL_MakeCurrent(m_Window, nullptr);
+        return;
+    }
+
+    if (frame->hw_frames_ctx != nullptr) {
+        // Find the native read-back format and load the shader
+        if (m_SwPixelFormat == AV_PIX_FMT_NONE) {
+            auto hwFrameCtx = (AVHWFramesContext*)frame->hw_frames_ctx->data;
+
+            m_SwPixelFormat = hwFrameCtx->sw_format;
+            SDL_assert(m_SwPixelFormat != AV_PIX_FMT_NONE);
+
+            EGL_LOG(Info, "Selected read-back format: %d", m_SwPixelFormat);
+
+            // XXX: TODO: Handle other pixel formats
+            SDL_assert(m_SwPixelFormat == AV_PIX_FMT_NV12);
+            m_ColorSpace = frame->colorspace;
+            m_ColorFull = frame->color_range == AVCOL_RANGE_JPEG;
+
+            if (!specialize()) {
+                m_SwPixelFormat = AV_PIX_FMT_NONE;
+                return;
+            }
+        }
+
+        ssize_t plane_count = m_Backend->exportEGLImages(frame, m_EGLDisplay, imgs);
+        if (plane_count < 0)
+            return;
+        for (ssize_t i = 0; i < plane_count; ++i) {
+            glActiveTexture(GL_TEXTURE0 + i);
+            glBindTexture(GL_TEXTURE_EXTERNAL_OES, m_Textures[i]);
+            m_glEGLImageTargetTexture2DOES(GL_TEXTURE_EXTERNAL_OES, imgs[i]);
+        }
+    } else {
+        // TODO: load texture for SW decoding ?
+        EGL_LOG(Error, "EGL rendering only supports hw frames");
+        return;
+    }
+
+    glClear(GL_COLOR_BUFFER_BIT);
+    glUseProgram(m_ShaderProgram);
+    m_glBindVertexArrayOES(m_VAO);
+    glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_INT, 0);
+
+    SDL_GL_SwapWindow(m_Window);
+
+    if (m_BlockingSwapBuffers) {
+        // This glClear() forces us to block until the buffer swap is
+        // complete to continue rendering. Mesa won't actually wait
+        // for the swap with just glFinish() alone. Waiting here keeps us
+        // in lock step with the display refresh rate. If we don't wait
+        // here, we'll stall on the first GL call next frame. Doing the
+        // wait here instead allows more time for a newer frame to arrive
+        // for next renderFrame() call.
+        glClear(GL_COLOR_BUFFER_BIT);
+        glFinish();
+    }
+
+    if (frame->hw_frames_ctx != nullptr)
+        m_Backend->freeEGLImages(m_EGLDisplay, imgs);
+}

app/streaming/video/ffmpeg-renderers/eglvid.h

@@ -0,0 +1,47 @@
+#pragma once
+
+#include "renderer.h"
+
+#include <SDL_opengles2.h>
+#include <SDL_opengles2_gl2ext.h>
+
+class EGLRenderer : public IFFmpegRenderer {
+public:
+    EGLRenderer(IFFmpegRenderer *backendRenderer);
+    virtual ~EGLRenderer() override;
+    virtual bool initialize(PDECODER_PARAMETERS params) override;
+    virtual bool prepareDecoderContext(AVCodecContext* context, AVDictionary** options) override;
+    virtual void renderFrame(AVFrame* frame) override;
+    virtual void notifyOverlayUpdated(Overlay::OverlayType) override;
+    virtual bool isPixelFormatSupported(int videoFormat, enum AVPixelFormat pixelFormat) override;
+
+private:
+
+    bool compileShader();
+    bool specialize();
+    const float *getColorMatrix();
+    static int loadAndBuildShader(int shaderType, const char *filename);
+    bool openDisplay(unsigned int platform, void* nativeDisplay);
+
+    int m_SwPixelFormat;
+    void *m_EGLDisplay;
+    unsigned m_Textures[EGL_MAX_PLANES];
+    unsigned m_ShaderProgram;
+    SDL_GLContext m_Context;
+    SDL_Window *m_Window;
+    IFFmpegRenderer *m_Backend;
+    unsigned int m_VAO;
+    int m_ColorSpace;
+    bool m_ColorFull;
+    bool m_BlockingSwapBuffers;
+    PFNGLEGLIMAGETARGETTEXTURE2DOESPROC m_glEGLImageTargetTexture2DOES;
+    PFNGLGENVERTEXARRAYSOESPROC m_glGenVertexArraysOES;
+    PFNGLBINDVERTEXARRAYOESPROC m_glBindVertexArrayOES;
+    PFNGLDELETEVERTEXARRAYSOESPROC m_glDeleteVertexArraysOES;
+
+    int m_OldContextProfileMask;
+    int m_OldContextMajorVersion;
+    int m_OldContextMinorVersion;
+
+    SDL_Renderer *m_DummyRenderer;
+};

app/streaming/video/ffmpeg-renderers/mmal.cpp

@@ -147,6 +147,11 @@ bool MmalRenderer::needsTestFrame()
 
 void MmalRenderer::renderFrame(AVFrame* frame)
 {
+    if (frame == nullptr) {
+        // End of stream - nothing to do for us
+        return;
+    }
+
     MMAL_BUFFER_HEADER_T* buffer = (MMAL_BUFFER_HEADER_T*)frame->data[3];
     MMAL_STATUS_T status;
 

app/streaming/video/ffmpeg-renderers/pacer/pacer.cpp

@@ -45,6 +45,10 @@ Pacer::~Pacer()
         m_RenderQueueNotEmpty.wakeAll();
         SDL_WaitThread(m_RenderThread, nullptr);
     }
+    else {
+        // Send a null AVFrame to indicate end of stream on the main thread
+        m_VsyncRenderer->renderFrame(nullptr);
+    }
 
     // Delete any remaining unconsumed frames
     while (!m_RenderQueue.isEmpty()) {
@@ -106,6 +110,9 @@ int Pacer::renderThread(void* context)
         me->renderLastFrameAndUnlock();
     }
 
+    // Send a null AVFrame to indicate end of stream on the render thread
+    me->m_VsyncRenderer->renderFrame(nullptr);
+
     return 0;
 }
 

app/streaming/video/ffmpeg-renderers/renderer.h

@@ -9,6 +9,23 @@ extern "C" {
 #include <libavcodec/avcodec.h>
 }
 
+#ifdef HAVE_EGL
+// SDL_egl.h have too many conflicts, we will do without
+typedef void *EGLDisplay;
+typedef void *EGLImage;
+#define EGL_MAX_PLANES 4
+
+class EGLExtensions {
+public:
+    EGLExtensions(EGLDisplay dpy);
+    ~EGLExtensions() {}
+    bool isSupported(const QString &extension) const;
+private:
+    const QStringList m_Extensions;
+};
+
+#endif
+
 #define RENDERER_ATTRIBUTE_FULLSCREEN_ONLY 0x01
 #define RENDERER_ATTRIBUTE_1080P_MAX 0x02
 
@@ -68,4 +85,25 @@ public:
     virtual void notifyOverlayUpdated(Overlay::OverlayType) override {
         // Nothing
     }
+
+#ifdef HAVE_EGL
+    // By default we can't do EGL
+    virtual bool canExportEGL() {
+        return false;
+    }
+
+    virtual bool initializeEGL(EGLDisplay,
+                               const EGLExtensions &) {
+        return false;
+    }
+
+    virtual ssize_t exportEGLImages(AVFrame *,
+                                    EGLDisplay,
+                                    EGLImage[EGL_MAX_PLANES]) {
+        return -1;
+    }
+
+    // Free the ressources allocated during the last `exportEGLImages` call
+    virtual void freeEGLImages(EGLDisplay, EGLImage[EGL_MAX_PLANES]) {}
+#endif
 };

app/streaming/video/ffmpeg-renderers/sdlvid.cpp

@@ -177,14 +177,22 @@ bool SdlRenderer::initialize(PDECODER_PARAMETERS params)
         return false;
     }
 
-    // Calculate the video region size, scaling to fill the window while
+    // SDL_CreateRenderer() can end up having to recreate our window (SDL_RecreateWindow())
+    // to ensure it's compatible with the renderer's OpenGL context. If that happens, we
+    // can get spurious SDL_WINDOWEVENT events that will cause us to (again) recreate our
+    // renderer. This can lead to an infinite to renderer recreation, so discard all
+    // SDL_WINDOWEVENT events after SDL_CreateRenderer().
+    SDL_PumpEvents();
+    SDL_FlushEvent(SDL_WINDOWEVENT);
+
+    // Calculate the video region size, scaling to fill the output size while
     // preserving the aspect ratio of the video stream.
     SDL_Rect src, dst;
     src.x = src.y = 0;
     src.w = params->width;
     src.h = params->height;
     dst.x = dst.y = 0;
-    SDL_GetWindowSize(params->window, &dst.w, &dst.h);
+    SDL_GetRendererOutputSize(m_Renderer, &dst.w, &dst.h);
     StreamUtils::scaleSourceToDestinationSurface(&src, &dst);
 
     // Ensure the viewport is set to the desired video region
@@ -221,10 +229,10 @@ void SdlRenderer::renderOverlay(Overlay::OverlayType type)
 
             if (type == Overlay::OverlayStatusUpdate) {
                 // Bottom Left
-                int unused;
-                SDL_RenderGetLogicalSize(m_Renderer, &unused, &m_OverlayRects[type].y);
+                SDL_Rect viewportRect;
+                SDL_RenderGetViewport(m_Renderer, &viewportRect);
                 m_OverlayRects[type].x = 0;
-                m_OverlayRects[type].y -= surface->h;
+                m_OverlayRects[type].y = viewportRect.h - surface->h;
             }
             else if (type == Overlay::OverlayDebug) {
                 // Top left
@@ -251,6 +259,11 @@ void SdlRenderer::renderFrame(AVFrame* frame)
     int err;
     AVFrame* swFrame = nullptr;
 
+    if (frame == nullptr) {
+        // End of stream - nothing to do for us
+        return;
+    }
+
     if (frame->hw_frames_ctx != nullptr) {
         // If we are acting as the frontend for a hardware
         // accelerated decoder, we'll need to read the frame

app/streaming/video/ffmpeg-renderers/vaapi.cpp

@@ -5,6 +5,9 @@
 #include <streaming/streamutils.h>
 
 #include <SDL_syswm.h>
+#ifdef HAVE_EGL
+#include <SDL_egl.h>
+#endif
 
 #include <unistd.h>
 #include <fcntl.h>
@@ -14,7 +17,11 @@ VAAPIRenderer::VAAPIRenderer()
       m_DrmFd(-1),
       m_BlacklistedForDirectRendering(false)
 {
-
+#ifdef HAVE_EGL
+    m_PrimeDescriptor.num_layers = 0;
+    m_PrimeDescriptor.num_objects = 0;
+    m_EGLExtDmaBuf = false;
+#endif
 }
 
 VAAPIRenderer::~VAAPIRenderer()
@@ -38,39 +45,6 @@ VAAPIRenderer::~VAAPIRenderer()
     }
 }
 
-bool
-VAAPIRenderer::validateDriver(VADisplay display)
-{
-    const char* vendorString = vaQueryVendorString(display);
-    SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                "Validating VAAPI driver: %s",
-                vendorString ? vendorString : "<unknown>");
-
-    if (isDirectRenderingSupported()) {
-        int entrypointCount;
-        VAEntrypoint entrypoints[vaMaxNumEntrypoints(display)];
-        VAStatus status = vaQueryConfigEntrypoints(display, VAProfileNone, entrypoints, &entrypointCount);
-        if (status == VA_STATUS_SUCCESS) {
-            for (int i = 0; i < entrypointCount; i++) {
-                // Without VAEntrypointVideoProc support, the driver will crash inside vaPutSurface()
-                if (entrypoints[i] == VAEntrypointVideoProc) {
-                    SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
-                                "VAEntrypointVideoProc is supported");
-                    return true;
-                }
-            }
-        }
-
-        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
-                     "VAAPI driver doesn't support VAEntrypointVideoProc!");
-        return false;
-    }
-    else {
-        // Indirect rendering can use any driver
-        return true;
-    }
-}
-
 VADisplay
 VAAPIRenderer::openDisplay(SDL_Window* window)
 {
@@ -193,11 +167,6 @@ VAAPIRenderer::initialize(PDECODER_PARAMETERS params)
 
     for (;;) {
         status = vaInitialize(vaDeviceContext->display, &major, &minor);
-        if (status == VA_STATUS_SUCCESS && !validateDriver(vaDeviceContext->display)) {
-            vaTerminate(vaDeviceContext->display);
-            vaDeviceContext->display = openDisplay(params->window);
-            status = VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
-        }
         if (status != VA_STATUS_SUCCESS && qEnvironmentVariableIsEmpty("LIBVA_DRIVER_NAME")) {
             SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
                         "Trying fallback VAAPI driver names");
@@ -212,11 +181,6 @@ VAAPIRenderer::initialize(PDECODER_PARAMETERS params)
                 // always seem to be the case for some reason.
                 qputenv("LIBVA_DRIVER_NAME", "iHD");
                 status = vaInitialize(vaDeviceContext->display, &major, &minor);
-                if (status == VA_STATUS_SUCCESS && !validateDriver(vaDeviceContext->display)) {
-                    vaTerminate(vaDeviceContext->display);
-                    vaDeviceContext->display = openDisplay(params->window);
-                    status = VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
-                }
             }
 
             if (status != VA_STATUS_SUCCESS) {
@@ -225,11 +189,6 @@ VAAPIRenderer::initialize(PDECODER_PARAMETERS params)
                 // explicitly try i965 to handle this case.
                 qputenv("LIBVA_DRIVER_NAME", "i965");
                 status = vaInitialize(vaDeviceContext->display, &major, &minor);
-                if (status == VA_STATUS_SUCCESS && !validateDriver(vaDeviceContext->display)) {
-                    vaTerminate(vaDeviceContext->display);
-                    vaDeviceContext->display = openDisplay(params->window);
-                    status = VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
-                }
             }
 
             if (status != VA_STATUS_SUCCESS) {
@@ -237,11 +196,6 @@ VAAPIRenderer::initialize(PDECODER_PARAMETERS params)
                 // so try it too if all else fails.
                 qputenv("LIBVA_DRIVER_NAME", "radeonsi");
                 status = vaInitialize(vaDeviceContext->display, &major, &minor);
-                if (status == VA_STATUS_SUCCESS && !validateDriver(vaDeviceContext->display)) {
-                    vaTerminate(vaDeviceContext->display);
-                    vaDeviceContext->display = openDisplay(params->window);
-                    status = VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
-                }
             }
 
             if (status != VA_STATUS_SUCCESS) {
@@ -369,9 +323,43 @@ VAAPIRenderer::needsTestFrame()
 bool
 VAAPIRenderer::isDirectRenderingSupported()
 {
-    // Many Wayland renderers don't support YUV surfaces, so use
-    // another frontend renderer to draw our frames.
-    return m_WindowSystem == SDL_SYSWM_X11 && !m_BlacklistedForDirectRendering;
+    if (qgetenv("VAAPI_FORCE_DIRECT") == "1") {
+        SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                    "Using direct rendering due to environment variable");
+        return true;
+    }
+    else if (qgetenv("VAAPI_FORCE_INDIRECT") == "1") {
+        SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                    "Using indirect rendering due to environment variable");
+        return false;
+    }
+
+    // We only support direct rendering on X11 with VAEntrypointVideoProc support
+    if (m_WindowSystem != SDL_SYSWM_X11 || m_BlacklistedForDirectRendering) {
+        SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                    "Using indirect rendering due to WM or blacklist");
+        return false;
+    }
+
+    AVHWDeviceContext* deviceContext = (AVHWDeviceContext*)m_HwContext->data;
+    AVVAAPIDeviceContext* vaDeviceContext = (AVVAAPIDeviceContext*)deviceContext->hwctx;
+    VAEntrypoint entrypoints[vaMaxNumEntrypoints(vaDeviceContext->display)];
+    int entrypointCount;
+    VAStatus status = vaQueryConfigEntrypoints(vaDeviceContext->display, VAProfileNone, entrypoints, &entrypointCount);
+    if (status == VA_STATUS_SUCCESS) {
+        for (int i = 0; i < entrypointCount; i++) {
+            // Without VAEntrypointVideoProc support, the driver will crash inside vaPutSurface()
+            if (entrypoints[i] == VAEntrypointVideoProc) {
+                SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                            "Using direct rendering with VAEntrypointVideoProc");
+                return true;
+            }
+        }
+    }
+
+    SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                "Using indirect rendering due to lack of VAEntrypointVideoProc");
+    return false;
 }
 
 int VAAPIRenderer::getDecoderColorspace()
@@ -384,6 +372,11 @@ int VAAPIRenderer::getDecoderColorspace()
 void
 VAAPIRenderer::renderFrame(AVFrame* frame)
 {
+    if (frame == nullptr) {
+        // End of stream - nothing to do for us
+        return;
+    }
+
     VASurfaceID surface = (VASurfaceID)(uintptr_t)frame->data[3];
     AVHWDeviceContext* deviceContext = (AVHWDeviceContext*)m_HwContext->data;
     AVVAAPIDeviceContext* vaDeviceContext = (AVVAAPIDeviceContext*)deviceContext->hwctx;
@@ -442,3 +435,167 @@ VAAPIRenderer::renderFrame(AVFrame* frame)
         SDL_assert(false);
     }
 }
+
+#ifdef HAVE_EGL
+
+// Ensure that vaExportSurfaceHandle() is supported by the VA-API driver
+bool
+VAAPIRenderer::canExportEGL() {
+    AVHWDeviceContext* deviceContext = (AVHWDeviceContext*)m_HwContext->data;
+    AVVAAPIDeviceContext* vaDeviceContext = (AVVAAPIDeviceContext*)deviceContext->hwctx;
+    VASurfaceID surfaceId;
+    VAStatus st;
+    VADRMPRIMESurfaceDescriptor descriptor;
+    VASurfaceAttrib attrs[2];
+    int attributeCount = 0;
+
+    // FFmpeg handles setting these quirk flags for us
+    if (!(vaDeviceContext->driver_quirks & AV_VAAPI_DRIVER_QUIRK_ATTRIB_MEMTYPE)) {
+        attrs[attributeCount].type = VASurfaceAttribMemoryType;
+        attrs[attributeCount].flags = VA_SURFACE_ATTRIB_SETTABLE;
+        attrs[attributeCount].value.type = VAGenericValueTypeInteger;
+        attrs[attributeCount].value.value.i = VA_SURFACE_ATTRIB_MEM_TYPE_VA;
+        attributeCount++;
+    }
+
+    // These attributes are required for i965 to create a surface that can
+    // be successfully exported via vaExportSurfaceHandle(). iHD doesn't
+    // need these, but it doesn't seem to hurt either.
+    attrs[attributeCount].type = VASurfaceAttribPixelFormat;
+    attrs[attributeCount].flags = VA_SURFACE_ATTRIB_SETTABLE;
+    attrs[attributeCount].value.type = VAGenericValueTypeInteger;
+    attrs[attributeCount].value.value.i = VA_FOURCC_NV12;
+    attributeCount++;
+
+    st = vaCreateSurfaces(vaDeviceContext->display,
+                          VA_RT_FORMAT_YUV420,
+                          1280,
+                          720,
+                          &surfaceId,
+                          1,
+                          attrs,
+                          attributeCount);
+    if (st != VA_STATUS_SUCCESS) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+                     "vaCreateSurfaces() failed: %d", st);
+        return false;
+    }
+
+    st = vaExportSurfaceHandle(vaDeviceContext->display,
+                               surfaceId,
+                               VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2,
+                               VA_EXPORT_SURFACE_READ_ONLY | VA_EXPORT_SURFACE_SEPARATE_LAYERS,
+                               &descriptor);
+
+    vaDestroySurfaces(vaDeviceContext->display, &surfaceId, 1);
+
+    if (st != VA_STATUS_SUCCESS) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+                     "vaExportSurfaceHandle() failed: %d", st);
+        return false;
+    }
+
+    for (size_t i = 0; i < descriptor.num_objects; ++i) {
+        close(descriptor.objects[i].fd);
+    }
+
+    SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION,
+                "VAAPI driver supports exporting DRM PRIME surface handles");
+    return true;
+}
+
+bool
+VAAPIRenderer::initializeEGL(EGLDisplay,
+                             const EGLExtensions &ext) {
+    if (!ext.isSupported("EGL_EXT_image_dma_buf_import")) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+                     "VAAPI-EGL: DMABUF unsupported");
+        return false;
+    }
+    m_EGLExtDmaBuf = ext.isSupported("EGL_EXT_image_dma_buf_import_modifiers");
+    return true;
+}
+
+ssize_t
+VAAPIRenderer::exportEGLImages(AVFrame *frame, EGLDisplay dpy,
+                               EGLImage images[EGL_MAX_PLANES]) {
+    ssize_t count = 0;
+    auto hwFrameCtx = (AVHWFramesContext*)frame->hw_frames_ctx->data;
+    AVVAAPIDeviceContext* vaDeviceContext = (AVVAAPIDeviceContext*)hwFrameCtx->device_ctx->hwctx;
+
+    VASurfaceID surface_id = (VASurfaceID)(uintptr_t)frame->data[3];
+    VAStatus st = vaExportSurfaceHandle(vaDeviceContext->display,
+                                        surface_id,
+                                        VA_SURFACE_ATTRIB_MEM_TYPE_DRM_PRIME_2,
+                                        VA_EXPORT_SURFACE_READ_ONLY | VA_EXPORT_SURFACE_SEPARATE_LAYERS,
+                                        &m_PrimeDescriptor);
+    if (st != VA_STATUS_SUCCESS) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+                     "vaExportSurfaceHandle failed: %d", st);
+        return -1;
+    }
+
+    SDL_assert(m_PrimeDescriptor.num_layers <= EGL_MAX_PLANES);
+
+    st = vaSyncSurface(vaDeviceContext->display, surface_id);
+    if (st != VA_STATUS_SUCCESS) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+                     "vaSyncSurface failed: %d", st);
+        goto sync_fail;
+    }
+
+    for (size_t i = 0; i < m_PrimeDescriptor.num_layers; ++i) {
+        const auto &layer = m_PrimeDescriptor.layers[i];
+        const auto &object = m_PrimeDescriptor.objects[layer.object_index[0]];
+
+        EGLAttrib attribs[17] = {
+            EGL_LINUX_DRM_FOURCC_EXT, (EGLint)layer.drm_format,
+            EGL_WIDTH, i == 0 ? frame->width : frame->width / 2,
+            EGL_HEIGHT, i == 0 ? frame->height : frame->height / 2,
+            EGL_DMA_BUF_PLANE0_FD_EXT, object.fd,
+            EGL_DMA_BUF_PLANE0_OFFSET_EXT, (EGLint)layer.offset[0],
+            EGL_DMA_BUF_PLANE0_PITCH_EXT, (EGLint)layer.pitch[0],
+            EGL_NONE,
+        };
+        if (m_EGLExtDmaBuf) {
+            const EGLAttrib extra[] = {
+                EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT,
+                (EGLint)object.drm_format_modifier,
+                EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT,
+                (EGLint)(object.drm_format_modifier >> 32),
+                EGL_NONE,
+            };
+            memcpy((void *)(&attribs[12]), (void *)extra, sizeof (extra));
+        }
+        images[i] = eglCreateImage(dpy, EGL_NO_CONTEXT,
+                                   EGL_LINUX_DMA_BUF_EXT,
+                                   nullptr, attribs);
+        if (!images[i]) {
+            SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
+                         "eglCreateImage() Failed: %d", eglGetError());
+            goto create_image_fail;
+        }
+        ++count;
+    }
+    return count;
+
+create_image_fail:
+    m_PrimeDescriptor.num_layers = count;
+sync_fail:
+    freeEGLImages(dpy, images);
+    return -1;
+}
+
+void
+VAAPIRenderer::freeEGLImages(EGLDisplay dpy, EGLImage images[EGL_MAX_PLANES]) {
+    for (size_t i = 0; i < m_PrimeDescriptor.num_layers; ++i) {
+        eglDestroyImage(dpy, images[i]);
+    }
+    for (size_t i = 0; i < m_PrimeDescriptor.num_objects; ++i) {
+        close(m_PrimeDescriptor.objects[i].fd);
+    }
+    m_PrimeDescriptor.num_layers = 0;
+    m_PrimeDescriptor.num_objects = 0;
+}
+
+#endif

app/streaming/video/ffmpeg-renderers/vaapi.h

@@ -26,6 +26,9 @@ extern "C" {
 #include <va/va_drm.h>
 #endif
 #include <libavutil/hwcontext_vaapi.h>
+#ifdef HAVE_EGL
+#include <va/va_drmcommon.h>
+#endif
 }
 
 class VAAPIRenderer : public IFFmpegRenderer
@@ -39,9 +42,14 @@ public:
     virtual bool needsTestFrame() override;
     virtual bool isDirectRenderingSupported() override;
     virtual int getDecoderColorspace() override;
+#ifdef HAVE_EGL
+    virtual bool canExportEGL() override;
+    virtual bool initializeEGL(EGLDisplay dpy, const EGLExtensions &ext) override;
+    virtual ssize_t exportEGLImages(AVFrame *frame, EGLDisplay dpy, EGLImage images[EGL_MAX_PLANES]) override;
+    virtual void freeEGLImages(EGLDisplay dpy, EGLImage[EGL_MAX_PLANES]) override;
+#endif
 
 private:
-    bool validateDriver(VADisplay display);
     VADisplay openDisplay(SDL_Window* window);
 
     int m_WindowSystem;
@@ -57,4 +65,9 @@ private:
     int m_VideoHeight;
     int m_DisplayWidth;
     int m_DisplayHeight;
+
+#ifdef HAVE_EGL
+    VADRMPRIMESurfaceDescriptor m_PrimeDescriptor;
+    bool m_EGLExtDmaBuf;
+#endif
 };

app/streaming/video/ffmpeg-renderers/vdpau.cpp

@@ -302,6 +302,11 @@ int VDPAURenderer::getDecoderColorspace()
 
 void VDPAURenderer::renderFrame(AVFrame* frame)
 {
+    if (frame == nullptr) {
+        // End of stream - nothing to do for us
+        return;
+    }
+
     VdpStatus status;
     VdpVideoSurface videoSurface = (VdpVideoSurface)(uintptr_t)frame->data[3];
 

app/streaming/video/ffmpeg-renderers/vt.mm

@@ -16,6 +16,19 @@
 #import <dispatch/dispatch.h>
 #import <Metal/Metal.h>
 
+@interface VTView : NSView
+- (NSView *)hitTest:(NSPoint)point;
+@end
+
+@implementation VTView
+
+- (NSView *)hitTest:(NSPoint)point {
+    Q_UNUSED(point);
+    return nil;
+}
+
+@end
+
 class VTRenderer : public IFFmpegRenderer
 {
 public:
@@ -145,6 +158,11 @@ public:
     // Caller frees frame after we return
     virtual void renderFrame(AVFrame* frame) override
     {
+        if (frame == nullptr) {
+            // End of stream - nothing to do for us
+            return;
+        }
+
         OSStatus status;
         CVPixelBufferRef pixBuf = reinterpret_cast<CVPixelBufferRef>(frame->data[3]);
 
@@ -398,7 +416,7 @@ public:
         // SDL adds its own content view to listen for events.
         // We need to add a subview for our display layer.
         NSView* contentView = info.info.cocoa.window.contentView;
-        m_StreamView = [[NSView alloc] initWithFrame:contentView.bounds];
+        m_StreamView = [[VTView alloc] initWithFrame:contentView.bounds];
 
         m_DisplayLayer = [[AVSampleBufferDisplayLayer alloc] init];
         m_DisplayLayer.bounds = m_StreamView.bounds;

app/streaming/video/ffmpeg.cpp

@@ -32,6 +32,10 @@
 #include "ffmpeg-renderers/drm.h"
 #endif
 
+#ifdef HAVE_EGL
+#include "ffmpeg-renderers/eglvid.h"
+#endif
+
 // This is gross but it allows us to use sizeof()
 #include "ffmpeg_videosamples.cpp"
 
@@ -195,6 +199,15 @@ bool FFmpegVideoDecoder::createFrontendRenderer(PDECODER_PARAMETERS params)
         m_FrontendRenderer = m_BackendRenderer;
     }
     else {
+#ifdef HAVE_EGL
+        if (m_BackendRenderer->canExportEGL()) {
+            m_FrontendRenderer = new EGLRenderer(m_BackendRenderer);
+            if (m_FrontendRenderer->initialize(params)) {
+                return true;
+            }
+            delete m_FrontendRenderer;
+        }
+#endif
         // The backend renderer cannot directly render to the display, so
         // we will create an SDL renderer to draw the frames.
         m_FrontendRenderer = new SdlRenderer();

app/version.txt

@@ -1 +1 @@
-2.0.0
+2.1.0

appveyor.yml

@@ -48,7 +48,6 @@ build_script:
   - sh: '[ "$BUILD_TARGET" != steamlink ] || STEAMLINK_SDK_PATH=$HOME/steamlink-sdk scripts/build-steamlink-app.sh'
 
 after_build:
-  - cmd: 'appveyor PushArtifact build\installer-%ARCH%-Release\MoonlightSetup-%ARCH%-%VERSION%.exe -FileName MoonlightSetup-%ARCH%-r%APPVEYOR_BUILD_NUMBER%.exe'
   - cmd: 'appveyor PushArtifact build\installer-%ARCH%-Release\MoonlightPortable-%ARCH%-%VERSION%.zip -FileName MoonlightPortable-%ARCH%-r%APPVEYOR_BUILD_NUMBER%.zip'
   - cmd: 'appveyor PushArtifact build\symbols-%ARCH%-Release\MoonlightDebuggingSymbols-%ARCH%-%VERSION%.zip -FileName MoonlightDebuggingSymbols-%ARCH%-r%APPVEYOR_BUILD_NUMBER%.zip'
   - sh: '[ "$BUILD_TARGET" != steamlink ] || appveyor PushArtifact build/installer-release/Moonlight-SteamLink-$VERSION.zip -FileName Moonlight-SteamLink-r$APPVEYOR_BUILD_NUMBER.zip'

config.tests/EGL/EGL.pro

@@ -0,0 +1,13 @@
+SOURCES = main.cpp
+
+CONFIG += link_pkgconfig
+
+# This adds /opt/vc/include to the include path which
+# pulls in the BRCM GLES and EGL libraries. If we don't
+# add this, we'll get the system's headers which expose
+# functionality the runtime GL implementation won't have.
+packagesExist(mmal) {
+    PKGCONFIG += mmal
+}
+
+PKGCONFIG += sdl2 egl libavcodec libavutil

config.tests/EGL/main.cpp

@@ -0,0 +1,14 @@
+#include <SDL_egl.h>
+#include <SDL_opengles2.h>
+
+#ifndef EGL_VERSION_1_4
+#error EGLRenderer requires EGL 1.4
+#endif
+
+#ifndef GL_ES_VERSION_2_0
+#error EGLRenderer requires OpenGL ES 2.0
+#endif
+
+int main() {
+    return 0;
+}

moonlight-qt.pro

@@ -22,3 +22,4 @@ CONFIG += debug_and_release
 # Run our compile tests
 load(configure)
 qtCompileTest(SL)
+qtCompileTest(EGL)

scripts/generate-dmg.sh

@@ -40,7 +40,7 @@ popd
 
 echo Compiling Moonlight in $BUILD_CONFIG configuration
 pushd $BUILD_FOLDER
-make $(echo "$BUILD_CONFIG" | tr '[:upper:]' '[:lower:]') || fail "Make failed!"
+make -j$(sysctl -n hw.logicalcpu) $(echo "$BUILD_CONFIG" | tr '[:upper:]' '[:lower:]') || fail "Make failed!"
 popd
 
 echo Saving dSYM file

scripts/generate-installers.bat

@@ -9,9 +9,11 @@ set ARCH=%2
 rem Convert to lower case for windeployqt
 if /I "%BUILD_CONFIG%"=="debug" (
     set BUILD_CONFIG=debug
+    set WIX_MUMS=10
 ) else (
     if /I "%BUILD_CONFIG%"=="release" (
         set BUILD_CONFIG=release
+        set WIX_MUMS=10
     ) else (
         if /I "%BUILD_CONFIG%"=="signed-release" (
             set BUILD_CONFIG=release
@@ -77,7 +79,7 @@ popd
 
 echo Compiling Moonlight in %BUILD_CONFIG% configuration
 pushd %BUILD_FOLDER%
-nmake %BUILD_CONFIG%
+%SOURCE_ROOT%\scripts\jom.exe %BUILD_CONFIG%
 if !ERRORLEVEL! NEQ 0 goto Error
 popd