Merge branch 'master' into medusa

CHANGES

@@ -34,6 +34,10 @@ Bugfixes:
  - Qt: Fix linking after some windows have been closed
  - GBA Video: Fix wrong palette on 256-color sprites in OBJWIN
  - Windows: Fix VDir.rewind
+ - SDL: Fix game crash check
+ - SDL: Fix race condition with audio thread when starting
+ - GB: Fix flickering when screen is strobed quickly
+ - FFmpeg: Fix overflow and general issues with audio encoding
 Misc:
  - SDL: Remove scancode key input
  - GBA Video: Clean up unused timers
@@ -80,6 +84,8 @@ Misc:
  - Qt: Remove audio thread
  - Qt: Remove audio buffer sizing in AudioProcessorQt
  - Qt: Re-enable QtMultimedia on Windows
+ - FFmpeg: Return false if a file fails to open
+ - FFmpeg: Force MP4 files to YUV420P
 
 0.5.2: (2016-12-31)
 Bugfixes:

include/mgba/internal/gb/video.h

@@ -119,6 +119,7 @@ struct GBVideo {
 	int ocpIndex;
 	bool ocpIncrement;
 
+	uint16_t dmgPalette[4];
 	uint16_t palette[64];
 
 	int32_t frameCounter;
@@ -138,6 +139,8 @@ void GBVideoWriteLYC(struct GBVideo* video, uint8_t value);
 void GBVideoWritePalette(struct GBVideo* video, uint16_t address, uint8_t value);
 void GBVideoSwitchBank(struct GBVideo* video, uint8_t value);
 
+void GBVideoSetPalette(struct GBVideo* video, unsigned index, uint16_t color);
+
 struct GBSerializedState;
 void GBVideoSerialize(const struct GBVideo* video, struct GBSerializedState* state);
 void GBVideoDeserialize(struct GBVideo* video, const struct GBSerializedState* state);

src/debugger/gdb-stub.c

@@ -321,13 +321,31 @@ static void _readGPRs(struct GDBStub* stub, const char* message) {
 	UNUSED(message);
 	int r;
 	int i = 0;
+
+	// General purpose registers
 	for (r = 0; r < ARM_PC; ++r) {
 		_int2hex32(cpu->gprs[r], &stub->outgoing[i]);
 		i += 8;
 	}
+
+	// Program counter
 	_int2hex32(cpu->gprs[ARM_PC] - (cpu->cpsr.t ? WORD_SIZE_THUMB : WORD_SIZE_ARM), &stub->outgoing[i]);
 	i += 8;
 
+	// Floating point registers, unused on the GBA (8 of them, 24 bits each)
+	for (r = 0; r < 8 * 3; ++r) {
+		_int2hex32(0, &stub->outgoing[i]);
+		i += 8;
+	}
+
+	// Floating point status, unused on the GBA (32 bits)
+	_int2hex32(0, &stub->outgoing[i]);
+	i += 8;
+
+	// CPU status
+	_int2hex32(cpu->cpsr.packed, &stub->outgoing[i]);
+	i += 8;
+
 	stub->outgoing[i] = 0;
 	_sendMessage(stub);
 }

src/feature/ffmpeg/ffmpeg-encoder.c

@@ -304,6 +304,14 @@ bool FFmpegEncoderOpen(struct FFmpegEncoder* encoder, const char* outfile) {
 		}
 		av_opt_set(encoder->video->priv_data, "tune", "zerolatency", 0);
 	}
+
+	if (encoder->video->codec->id == AV_CODEC_ID_H264 &&
+	    (strcasecmp(encoder->containerFormat, "mp4") ||
+	        strcasecmp(encoder->containerFormat, "m4v") ||
+	        strcasecmp(encoder->containerFormat, "mov"))) {
+		// QuickTime and a few other things require YUV420
+		encoder->video->pix_fmt = AV_PIX_FMT_YUV420P;
+	}
 	avcodec_open2(encoder->video, vcodec, 0);
 #if LIBAVCODEC_VERSION_MAJOR >= 55
 	encoder->videoFrame = av_frame_alloc();
@@ -320,7 +328,9 @@ bool FFmpegEncoderOpen(struct FFmpegEncoder* encoder, const char* outfile) {
 	avcodec_parameters_from_context(encoder->videoStream->codecpar, encoder->video);
 #endif
 
-	avio_open(&encoder->context->pb, outfile, AVIO_FLAG_WRITE);
+	if (avio_open(&encoder->context->pb, outfile, AVIO_FLAG_WRITE) < 0) {
+		return false;
+	}
 	return avformat_write_header(encoder->context, 0) >= 0;
 }
 
@@ -389,27 +399,27 @@ void _ffmpegPostAudioFrame(struct mAVStream* stream, int16_t left, int16_t right
 	encoder->audioBuffer[encoder->currentAudioSample * 2] = left;
 	encoder->audioBuffer[encoder->currentAudioSample * 2 + 1] = right;
 
-	++encoder->currentAudioFrame;
 	++encoder->currentAudioSample;
 
-	if ((encoder->currentAudioSample * 4) < encoder->audioBufferSize) {
+	if (encoder->currentAudioSample * 4 < encoder->audioBufferSize) {
 		return;
 	}
 
 	int channelSize = 2 * av_get_bytes_per_sample(encoder->audio->sample_fmt);
-	avresample_convert(encoder->resampleContext,
+	avresample_convert(encoder->resampleContext, 0, 0, 0,
-	    0, 0, 0,
+	                   (uint8_t**) &encoder->audioBuffer, 0, encoder->audioBufferSize / 4);
-	    (uint8_t**) &encoder->audioBuffer, 0, encoder->audioBufferSize / 4);
+
+	encoder->currentAudioSample = 0;
 	if (avresample_available(encoder->resampleContext) < encoder->audioFrame->nb_samples) {
 		return;
 	}
 #if LIBAVCODEC_VERSION_MAJOR >= 55
 	av_frame_make_writable(encoder->audioFrame);
 #endif
-	avresample_read(encoder->resampleContext, encoder->audioFrame->data, encoder->postaudioBufferSize / channelSize);
+	int samples = avresample_read(encoder->resampleContext, encoder->audioFrame->data, encoder->postaudioBufferSize / channelSize);
 
-	encoder->audioFrame->pts = av_rescale_q(encoder->currentAudioFrame - encoder->currentAudioSample, encoder->audio->time_base, encoder->audioStream->time_base);
+	encoder->audioFrame->pts = av_rescale_q(encoder->currentAudioFrame, encoder->audio->time_base, encoder->audioStream->time_base);
-	encoder->currentAudioSample = 0;
+	encoder->currentAudioFrame += samples;
 
 	AVPacket packet;
 	av_init_packet(&packet);

src/gb/core.c

@@ -114,6 +114,21 @@ static void _GBCoreLoadConfig(struct mCore* core, const struct mCoreConfig* conf
 		gb->audio.masterVolume = core->opts.volume;
 	}
 	gb->video.frameskip = core->opts.frameskip;
+
+	int color;
+	if (mCoreConfigGetIntValue(&core->config, "gb.pal[0]", &color)) {
+			GBVideoSetPalette(&gb->video, 0, color);
+	}
+	if (mCoreConfigGetIntValue(&core->config, "gb.pal[1]", &color)) {
+			GBVideoSetPalette(&gb->video, 1, color);
+	}
+	if (mCoreConfigGetIntValue(&core->config, "gb.pal[2]", &color)) {
+			GBVideoSetPalette(&gb->video, 2, color);
+	}
+	if (mCoreConfigGetIntValue(&core->config, "gb.pal[3]", &color)) {
+			GBVideoSetPalette(&gb->video, 3, color);
+	}
+
 	mCoreConfigCopyValue(&core->config, config, "gb.bios");
 	mCoreConfigCopyValue(&core->config, config, "gbc.bios");
 

src/gb/renderers/software.c

@@ -24,26 +24,15 @@ static void GBVideoSoftwareRendererDrawBackground(struct GBVideoSoftwareRenderer
 static void GBVideoSoftwareRendererDrawObj(struct GBVideoSoftwareRenderer* renderer, struct GBObj* obj, int startX, int endX, int y);
 
 static void _clearScreen(struct GBVideoSoftwareRenderer* renderer) {
-	// TODO: Dynamic from dmgPalette
-#ifdef COLOR_16_BIT
-#ifdef COLOR_5_6_5
-	color_t palette0 = 0xFFDF;
-#else
-	color_t palette0 = 0x7FFF;
-#endif
-#else
-	color_t palette0 = 0xFFFFFF;
-#endif
-
 	int y;
 	for (y = 0; y < GB_VIDEO_VERTICAL_PIXELS; ++y) {
 		color_t* row = &renderer->outputBuffer[renderer->outputBufferStride * y];
 		int x;
 		for (x = 0; x < GB_VIDEO_HORIZONTAL_PIXELS; x += 4) {
-			row[x + 0] = palette0;
+			row[x + 0] = renderer->palette[0];
-			row[x + 1] = palette0;
+			row[x + 1] = renderer->palette[0];
-			row[x + 2] = palette0;
+			row[x + 2] = renderer->palette[0];
-			row[x + 3] = palette0;
+			row[x + 3] = renderer->palette[0];
 		}
 	}
 }
@@ -85,9 +74,6 @@ static uint8_t GBVideoSoftwareRendererWriteVideoRegister(struct GBVideoRenderer*
 	struct GBVideoSoftwareRenderer* softwareRenderer = (struct GBVideoSoftwareRenderer*) renderer;
 	switch (address) {
 	case REG_LCDC:
-		if (GBRegisterLCDCIsEnable(softwareRenderer->lcdc) && !GBRegisterLCDCIsEnable(value)) {
-			_clearScreen(softwareRenderer);
-		}
 		softwareRenderer->lcdc = value;
 		break;
 	case REG_SCY:
@@ -197,6 +183,9 @@ static void GBVideoSoftwareRendererFinishFrame(struct GBVideoRenderer* renderer)
 		mappedMemoryFree(softwareRenderer->temporaryBuffer, GB_VIDEO_HORIZONTAL_PIXELS * GB_VIDEO_VERTICAL_PIXELS * 4);
 		softwareRenderer->temporaryBuffer = 0;
 	}
+	if (!GBRegisterLCDCIsEnable(softwareRenderer->lcdc)) {
+		_clearScreen(softwareRenderer);
+	}
 	softwareRenderer->currentWy = 0;
 }
 

src/gb/video.c

@@ -61,6 +61,11 @@ void GBVideoInit(struct GBVideo* video) {
 	video->frameEvent.name = "GB Video Frame";
 	video->frameEvent.callback = _updateFrameCount;
 	video->frameEvent.priority = 9;
+
+	video->dmgPalette[0] = 0x7FFF;
+	video->dmgPalette[1] = 0x56B5;
+	video->dmgPalette[2] = 0x294A;
+	video->dmgPalette[3] = 0x0000;
 }
 
 void GBVideoReset(struct GBVideo* video) {
@@ -128,14 +133,6 @@ void _endMode0(struct mTiming* timing, void* context, uint32_t cyclesLate) {
 			video->p->memory.io[REG_IF] |= (1 << GB_IRQ_LCDSTAT);
 		}
 		video->p->memory.io[REG_IF] |= (1 << GB_IRQ_VBLANK);
-
-		size_t c;
-		for (c = 0; c < mCoreCallbacksListSize(&video->p->coreCallbacks); ++c) {
-			struct mCoreCallbacks* callbacks = mCoreCallbacksListGetPointer(&video->p->coreCallbacks, c);
-			if (callbacks->videoFrameEnded) {
-				callbacks->videoFrameEnded(callbacks->context);
-			}
-		}
 	}
 	if (!GBRegisterSTATIsHblankIRQ(video->stat) && GBRegisterSTATIsLYCIRQ(video->stat) && lyc == video->ly) {
 		video->p->memory.io[REG_IF] |= (1 << GB_IRQ_LCDSTAT);
@@ -165,7 +162,6 @@ void _endMode1(struct mTiming* timing, void* context, uint32_t cyclesLate) {
 			video->p->memory.io[REG_IF] |= (1 << GB_IRQ_LCDSTAT);
 			GBUpdateIRQs(video->p);
 		}
-		video->renderer->finishFrame(video->renderer);
 		if (video->p->memory.mbcType == GB_MBC7 && video->p->memory.rotation && video->p->memory.rotation->sample) {
 			video->p->memory.rotation->sample(video->p->memory.rotation);
 		}
@@ -231,9 +227,18 @@ void _updateFrameCount(struct mTiming* timing, void* context, uint32_t cyclesLat
 		return;
 	}
 
+	size_t c;
+	for (c = 0; c < mCoreCallbacksListSize(&video->p->coreCallbacks); ++c) {
+		struct mCoreCallbacks* callbacks = mCoreCallbacksListGetPointer(&video->p->coreCallbacks, c);
+		if (callbacks->videoFrameEnded) {
+			callbacks->videoFrameEnded(callbacks->context);
+		}
+	}
+
 	GBFrameEnded(video->p);
 	--video->frameskipCounter;
 	if (video->frameskipCounter < 0) {
+		video->renderer->finishFrame(video->renderer);
 		mCoreSyncPostFrame(video->p->sync);
 		video->frameskipCounter = video->frameskip;
 	}
@@ -247,7 +252,6 @@ void _updateFrameCount(struct mTiming* timing, void* context, uint32_t cyclesLat
 		video->p->stream->postVideoFrame(video->p->stream, pixels, stride);
 	}
 
-	size_t c;
 	for (c = 0; c < mCoreCallbacksListSize(&video->p->coreCallbacks); ++c) {
 		struct mCoreCallbacks* callbacks = mCoreCallbacksListGetPointer(&video->p->coreCallbacks, c);
 		if (callbacks->videoFrameStarted) {
@@ -319,6 +323,8 @@ void GBVideoWriteLCDC(struct GBVideo* video, GBRegisterLCDC value) {
 			GBUpdateIRQs(video->p);
 		}
 		video->p->memory.io[REG_STAT] = video->stat;
+		video->renderer->writePalette(video->renderer, 0, video->palette[0]);
+
 		mTimingDeschedule(&video->p->timing, &video->frameEvent);
 	}
 	if (GBRegisterLCDCIsEnable(video->p->memory.io[REG_LCDC]) && !GBRegisterLCDCIsEnable(value)) {
@@ -327,6 +333,8 @@ void GBVideoWriteLCDC(struct GBVideo* video, GBRegisterLCDC value) {
 		video->p->memory.io[REG_STAT] = video->stat;
 		video->ly = 0;
 		video->p->memory.io[REG_LY] = 0;
+		video->renderer->writePalette(video->renderer, 0, video->dmgPalette[0]);
+	
 		mTimingDeschedule(&video->p->timing, &video->modeEvent);
 		mTimingSchedule(&video->p->timing, &video->frameEvent, GB_VIDEO_TOTAL_LENGTH);
 	}
@@ -352,34 +360,33 @@ void GBVideoWriteLYC(struct GBVideo* video, uint8_t value) {
 }
 
 void GBVideoWritePalette(struct GBVideo* video, uint16_t address, uint8_t value) {
-	static const uint16_t dmgPalette[4] = { 0x7FFF, 0x56B5, 0x294A, 0x0000};
 	if (video->p->model < GB_MODEL_CGB) {
 		switch (address) {
 		case REG_BGP:
-			video->palette[0] = dmgPalette[value & 3];
+			video->palette[0] = video->dmgPalette[value & 3];
-			video->palette[1] = dmgPalette[(value >> 2) & 3];
+			video->palette[1] = video->dmgPalette[(value >> 2) & 3];
-			video->palette[2] = dmgPalette[(value >> 4) & 3];
+			video->palette[2] = video->dmgPalette[(value >> 4) & 3];
-			video->palette[3] = dmgPalette[(value >> 6) & 3];
+			video->palette[3] = video->dmgPalette[(value >> 6) & 3];
 			video->renderer->writePalette(video->renderer, 0, video->palette[0]);
 			video->renderer->writePalette(video->renderer, 1, video->palette[1]);
 			video->renderer->writePalette(video->renderer, 2, video->palette[2]);
 			video->renderer->writePalette(video->renderer, 3, video->palette[3]);
 			break;
 		case REG_OBP0:
-			video->palette[8 * 4 + 0] = dmgPalette[value & 3];
+			video->palette[8 * 4 + 0] = video->dmgPalette[value & 3];
-			video->palette[8 * 4 + 1] = dmgPalette[(value >> 2) & 3];
+			video->palette[8 * 4 + 1] = video->dmgPalette[(value >> 2) & 3];
-			video->palette[8 * 4 + 2] = dmgPalette[(value >> 4) & 3];
+			video->palette[8 * 4 + 2] = video->dmgPalette[(value >> 4) & 3];
-			video->palette[8 * 4 + 3] = dmgPalette[(value >> 6) & 3];
+			video->palette[8 * 4 + 3] = video->dmgPalette[(value >> 6) & 3];
 			video->renderer->writePalette(video->renderer, 8 * 4 + 0, video->palette[8 * 4 + 0]);
 			video->renderer->writePalette(video->renderer, 8 * 4 + 1, video->palette[8 * 4 + 1]);
 			video->renderer->writePalette(video->renderer, 8 * 4 + 2, video->palette[8 * 4 + 2]);
 			video->renderer->writePalette(video->renderer, 8 * 4 + 3, video->palette[8 * 4 + 3]);
 			break;
 		case REG_OBP1:
-			video->palette[9 * 4 + 0] = dmgPalette[value & 3];
+			video->palette[9 * 4 + 0] = video->dmgPalette[value & 3];
-			video->palette[9 * 4 + 1] = dmgPalette[(value >> 2) & 3];
+			video->palette[9 * 4 + 1] = video->dmgPalette[(value >> 2) & 3];
-			video->palette[9 * 4 + 2] = dmgPalette[(value >> 4) & 3];
+			video->palette[9 * 4 + 2] = video->dmgPalette[(value >> 4) & 3];
-			video->palette[9 * 4 + 3] = dmgPalette[(value >> 6) & 3];
+			video->palette[9 * 4 + 3] = video->dmgPalette[(value >> 6) & 3];
 			video->renderer->writePalette(video->renderer, 9 * 4 + 0, video->palette[9 * 4 + 0]);
 			video->renderer->writePalette(video->renderer, 9 * 4 + 1, video->palette[9 * 4 + 1]);
 			video->renderer->writePalette(video->renderer, 9 * 4 + 2, video->palette[9 * 4 + 2]);
@@ -432,6 +439,13 @@ void GBVideoSwitchBank(struct GBVideo* video, uint8_t value) {
 	video->vramCurrentBank = value;
 }
 
+void GBVideoSetPalette(struct GBVideo* video, unsigned index, uint16_t color) {
+	if (index >= 4) {
+		return;
+	}
+	video->dmgPalette[index] = color;
+}
+
 static void GBVideoDummyRendererInit(struct GBVideoRenderer* renderer, enum GBModel model) {
 	UNUSED(renderer);
 	UNUSED(model);

src/gba/memory.c

@@ -1548,6 +1548,9 @@ void _pristineCow(struct GBA* gba) {
 	void* newRom = anonymousMemoryMap(SIZE_CART0);
 	memcpy(newRom, gba->memory.rom, gba->memory.romSize);
 	memset(((uint8_t*) newRom) + gba->memory.romSize, 0xFF, SIZE_CART0 - gba->memory.romSize);
+	if (gba->cpu->memory.activeRegion == gba->memory.rom) {
+		gba->cpu->memory.activeRegion = newRom;
+	}
 	if (gba->romVf) {
 #ifndef _3DS
 		gba->romVf->unmap(gba->romVf, gba->memory.rom, gba->memory.romSize);

src/platform/qt/CMakeLists.txt

@@ -22,7 +22,7 @@ if(BUILD_SDL)
 	if(SDL2_FOUND)
 		link_directories(${SDL2_LIBDIR})
 	endif()
-	list(APPEND PLATFORM_LIBRARY ${SDL_LIBRARY} ${SDLMAIN_LIBRARY})
+	list(APPEND PLATFORM_LIBRARY ${SDL_LIBRARY})
 	list(APPEND PLATFORM_SRC ${PLATFORM_SRC} ${CMAKE_SOURCE_DIR}/src/platform/sdl/sdl-events.c ${CMAKE_SOURCE_DIR}/src/platform/sdl/sdl-audio.c)
 	include_directories(${SDL_INCLUDE_DIR} ${CMAKE_SOURCE_DIR}/src/platform/sdl)
 endif()

src/platform/qt/DisplayGL.cpp

@@ -322,15 +322,6 @@ void PainterGL::draw() {
 	if (m_queue.isEmpty() || !mCoreThreadIsActive(m_context)) {
 		return;
 	}
-	if (!m_delayTimer.isValid()) {
-		m_delayTimer.start();
-	} else if (m_delayTimer.elapsed() < 16) {
-		QMetaObject::invokeMethod(this, "draw", Qt::QueuedConnection);
-		QThread::usleep(500);
-		return;
-	} else {
-		m_delayTimer.restart();
-	}
 
 	if (mCoreSyncWaitFrameStart(&m_context->sync) || !m_queue.isEmpty()) {
 		dequeue();
@@ -339,6 +330,14 @@ void PainterGL::draw() {
 		performDraw();
 		m_painter.end();
 		m_backend->swap(m_backend);
+		if (!m_delayTimer.isValid()) {
+			m_delayTimer.start();
+		} else {
+			while (m_delayTimer.elapsed() < 15) {
+				QThread::usleep(100);
+			}
+			m_delayTimer.restart();
+		}
 	} else {
 		mCoreSyncWaitFrameEnd(&m_context->sync);
 	}

src/platform/qt/GBAApp.cpp

@@ -163,7 +163,7 @@ QString GBAApp::getOpenFileName(QWidget* owner, const QString& title, const QStr
 	QString filename = QFileDialog::getOpenFileName(owner, title, m_configController.getOption("lastDirectory"), filter);
 	continueAll(paused);
 	if (!filename.isEmpty()) {
-		m_configController.setOption("lastDirectory", QFileInfo(filename).dir().path());
+		m_configController.setOption("lastDirectory", QFileInfo(filename).dir().canonicalPath());
 	}
 	return filename;
 }
@@ -174,7 +174,7 @@ QString GBAApp::getSaveFileName(QWidget* owner, const QString& title, const QStr
 	QString filename = QFileDialog::getSaveFileName(owner, title, m_configController.getOption("lastDirectory"), filter);
 	continueAll(paused);
 	if (!filename.isEmpty()) {
-		m_configController.setOption("lastDirectory", QFileInfo(filename).dir().path());
+		m_configController.setOption("lastDirectory", QFileInfo(filename).dir().canonicalPath());
 	}
 	return filename;
 }
@@ -185,23 +185,11 @@ QString GBAApp::getOpenDirectoryName(QWidget* owner, const QString& title) {
 	QString filename = QFileDialog::getExistingDirectory(owner, title, m_configController.getOption("lastDirectory"));
 	continueAll(paused);
 	if (!filename.isEmpty()) {
-		m_configController.setOption("lastDirectory", QFileInfo(filename).dir().path());
+		m_configController.setOption("lastDirectory", QFileInfo(filename).dir().canonicalPath());
 	}
 	return filename;
 }
 
-QFileDialog* GBAApp::getOpenFileDialog(QWidget* owner, const QString& title, const QString& filter) {
-	FileDialog* dialog = new FileDialog(this, owner, title, filter);
-	dialog->setAcceptMode(QFileDialog::AcceptOpen);
-	return dialog;
-}
-
-QFileDialog* GBAApp::getSaveFileDialog(QWidget* owner, const QString& title, const QString& filter) {
-	FileDialog* dialog = new FileDialog(this, owner, title, filter);
-	dialog->setAcceptMode(QFileDialog::AcceptSave);
-	return dialog;
-}
-
 QString GBAApp::dataDir() {
 #ifdef DATADIR
 	QString path = QString::fromUtf8(DATADIR);
@@ -241,24 +229,6 @@ bool GBAApp::reloadGameDB() {
 }
 #endif
 
-GBAApp::FileDialog::FileDialog(GBAApp* app, QWidget* parent, const QString& caption, const QString& filter)
-	: QFileDialog(parent, caption, app->m_configController.getOption("lastDirectory"), filter)
-	, m_app(app)
-{
-}
-
-int GBAApp::FileDialog::exec() {
-	QList<Window*> paused;
-	m_app->pauseAll(&paused);
-	bool didAccept = QFileDialog::exec() == QDialog::Accepted;
-	QStringList filenames = selectedFiles();
-	if (!filenames.isEmpty()) {
-		m_app->m_configController.setOption("lastDirectory", QFileInfo(filenames[0]).dir().path());
-	}
-	m_app->continueAll(paused);
-	return didAccept;
-}
-
 #ifdef USE_SQLITE3
 GameDBParser::GameDBParser(NoIntroDB* db, QObject* parent)
 	: QObject(parent)

src/platform/qt/GBAApp.h

@@ -55,9 +55,6 @@ public:
 	QString getSaveFileName(QWidget* owner, const QString& title, const QString& filter = QString());
 	QString getOpenDirectoryName(QWidget* owner, const QString& title);
 
-	QFileDialog* getOpenFileDialog(QWidget* owner, const QString& title, const QString& filter = QString());
-	QFileDialog* getSaveFileDialog(QWidget* owner, const QString& title, const QString& filter = QString());
-
 	const NoIntroDB* gameDB() const { return m_db; }
 	bool reloadGameDB();
 
@@ -65,16 +62,6 @@ protected:
 	bool event(QEvent*);
 
 private:
-	class FileDialog : public QFileDialog {
-	public:
-		FileDialog(GBAApp* app, QWidget* parent = nullptr, const QString& caption = QString(),
-		           const QString& filter = QString());
-		virtual int exec() override;
-
-	private:
-		GBAApp* m_app;
-	};
-
 	Window* newWindowInternal();
 
 	void pauseAll(QList<Window*>* paused);

src/platform/qt/GameController.cpp

@@ -345,6 +345,8 @@ void GameController::setConfig(const mCoreConfig* config) {
 	if (isLoaded()) {
 		Interrupter interrupter(this);
 		mCoreLoadForeignConfig(m_threadContext.core, config);
+		m_audioSync = m_threadContext.sync.audioWait;
+		m_videoSync = m_threadContext.sync.videoFrameWait;
 		m_audioProcessor->setInput(&m_threadContext);
 	}
 }
@@ -407,10 +409,10 @@ void GameController::loadGame(VFile* vf, const QString& path, const QString& bas
 	closeGame();
 	QFileInfo info(base);
 	if (info.isDir()) {
-		m_fname = base + QDir::separator() + path;
+		m_fname = QFileInfo(base + '/' + path).canonicalFilePath();
 		m_fsub = QString();
 	} else {
-		m_fname = base;
+		m_fname = info.canonicalFilePath();
 		m_fsub = path;
 	}
 	m_vf = vf;
@@ -1112,6 +1114,17 @@ void GameController::setSync(bool enable) {
 	}
 	m_sync = enable;
 }
+
+void GameController::setAudioSync(bool enable) {
+	m_audioSync = enable;
+	m_threadContext.sync.audioWait = enable;
+}
+
+void GameController::setVideoSync(bool enable) {
+	m_videoSync = enable;
+	m_threadContext.sync.videoFrameWait = enable;
+}
+
 void GameController::setAVStream(mAVStream* stream) {
 	Interrupter interrupter(this);
 	m_stream = stream;

src/platform/qt/GameController.h

@@ -149,6 +149,8 @@ public slots:
 	void setTurbo(bool, bool forced = true);
 	void setTurboSpeed(float ratio);
 	void setSync(bool);
+	void setAudioSync(bool);
+	void setVideoSync(bool);
 	void setAVStream(mAVStream*);
 	void clearAVStream();
 	void reloadAudioDriver();

src/platform/qt/ObjView.cpp

@@ -244,12 +244,8 @@ void ObjView::updateTilesGB(bool force) {
 
 void ObjView::exportObj() {
 	GameController::Interrupter interrupter(m_controller);
-	QFileDialog* dialog = GBAApp::app()->getSaveFileDialog(this, tr("Export sprite"),
+	QString filename = GBAApp::app()->getSaveFileName(this, tr("Export sprite"),
-	                                                       tr("Portable Network Graphics (*.png)"));
+	                                                  tr("Portable Network Graphics (*.png)"));
-	if (!dialog->exec()) {
-		return;
-	}
-	QString filename = dialog->selectedFiles()[0];
 	VFile* vf = VFileDevice::open(filename, O_WRONLY | O_CREAT | O_TRUNC);
 	if (!vf) {
 		LOG(QT, ERROR) << tr("Failed to open output PNG file: %1").arg(filename);

src/platform/qt/PaletteView.cpp

@@ -134,21 +134,16 @@ void PaletteView::exportPalette(int start, int length) {
 	}
 
 	GameController::Interrupter interrupter(m_controller);
-	QFileDialog* dialog = GBAApp::app()->getSaveFileDialog(this, tr("Export palette"),
+	QString filename = GBAApp::app()->getSaveFileName(this, tr("Export palette"),
-	                                                       tr("Windows PAL (*.pal);;Adobe Color Table (*.act)"));
+	                                                  tr("Windows PAL (*.pal);;Adobe Color Table (*.act)"));
-	if (!dialog->exec()) {
-		return;
-	}
-	QString filename = dialog->selectedFiles()[0];
 	VFile* vf = VFileDevice::open(filename, O_WRONLY | O_CREAT | O_TRUNC);
 	if (!vf) {
 		LOG(QT, ERROR) << tr("Failed to open output palette file: %1").arg(filename);
 		return;
 	}
-	QString filter = dialog->selectedNameFilter();
+	if (filename.endsWith(".pal", Qt::CaseInsensitive)) {
-	if (filter.contains("*.pal")) {
 		exportPaletteRIFF(vf, length, &static_cast<GBA*>(m_controller->thread()->core->board)->video.palette[start]);
-	} else if (filter.contains("*.act")) {
+	} else if (filename.endsWith(".act", Qt::CaseInsensitive)) {
 		exportPaletteACT(vf, length, &static_cast<GBA*>(m_controller->thread()->core->board)->video.palette[start]);
 	}
 	vf->close(vf);

src/platform/qt/VideoView.cpp

@@ -63,7 +63,9 @@ VideoView::VideoView(QWidget* parent)
 	if (s_vcodecMap.empty()) {
 		s_vcodecMap["dirac"] = "libschroedinger";
 		s_vcodecMap["h264"] = "libx264";
+		s_vcodecMap["h264 nvenc"] = "h264_nvenc";
 		s_vcodecMap["hevc"] = "libx265";
+		s_vcodecMap["hevc nvenc"] = "hevc_nvenc";
 		s_vcodecMap["theora"] = "libtheora";
 		s_vcodecMap["vp8"] = "libvpx";
 		s_vcodecMap["vp9"] = "libvpx-vp9";
@@ -458,6 +460,8 @@ void VideoView::uncheckIncompatible() {
 QString VideoView::sanitizeCodec(const QString& codec, const QMap<QString, QString>& mapping) {
 	QString sanitized = codec.toLower();
 	sanitized = sanitized.remove(QChar('.'));
+	sanitized = sanitized.remove(QChar('('));
+	sanitized = sanitized.remove(QChar(')'));
 	if (mapping.contains(sanitized)) {
 		sanitized = mapping[sanitized];
 	}

src/platform/qt/VideoView.ui

@@ -266,12 +266,17 @@
            </item>
            <item>
             <property name="text">
-             <string>VP8</string>
+             <string>h.264 (NVENC)</string>
             </property>
            </item>
            <item>
             <property name="text">
-             <string>Xvid</string>
+             <string>HEVC</string>
+            </property>
+           </item>
+           <item>
+            <property name="text">
+             <string>VP8</string>
             </property>
            </item>
            <item>

src/platform/qt/Window.cpp

@@ -1192,14 +1192,14 @@ void Window::setupMenu(QMenuBar* menubar) {
 	ConfigOption* videoSync = m_config->addOption("videoSync");
 	videoSync->addBoolean(tr("Sync to &video"), emulationMenu);
 	videoSync->connect([this](const QVariant& value) {
-		reloadConfig();
+		m_controller->setVideoSync(value.toBool());
 	}, this);
 	m_config->updateOption("videoSync");
 
 	ConfigOption* audioSync = m_config->addOption("audioSync");
 	audioSync->addBoolean(tr("Sync to &audio"), emulationMenu);
 	audioSync->connect([this](const QVariant& value) {
-		reloadConfig();
+		m_controller->setAudioSync(value.toBool());
 	}, this);
 	m_config->updateOption("audioSync");
 
@@ -1552,7 +1552,7 @@ void Window::updateMRU() {
 	m_mruMenu->clear();
 	int i = 0;
 	for (const QString& file : m_mruFiles) {
-		QAction* item = new QAction(file, m_mruMenu);
+		QAction* item = new QAction(QDir::toNativeSeparators(file).replace("&", "&&"), m_mruMenu);
 		item->setShortcut(QString("Ctrl+%1").arg(i));
 		connect(item, &QAction::triggered, [this, file]() { m_controller->loadGame(file); });
 		m_mruMenu->addAction(item);

src/platform/qt/main.cpp

@@ -3,6 +3,10 @@
  * This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// This must be defined before anything else is included.
+#define SDL_MAIN_HANDLED
+
 #include "GBAApp.h"
 #include "Window.h"
 
@@ -22,6 +26,9 @@ Q_IMPORT_PLUGIN(QWindowsAudioPlugin);
 #endif
 
 int main(int argc, char* argv[]) {
+#ifdef BUILD_SDL
+	SDL_SetMainReady();
+#endif
 	QGBA::GBAApp application(argc, argv);
 
 	QLocale locale = QLocale::system();

src/platform/sdl/main.c

@@ -185,30 +185,31 @@ int mSDLRun(struct mSDLRenderer* renderer, struct mArguments* args) {
 	renderer->audio.samples = renderer->core->opts.audioBuffers;
 	renderer->audio.sampleRate = 44100;
 
-	bool didFail = !mSDLInitAudio(&renderer->audio, &thread);
+	bool didFail = !mCoreThreadStart(&thread);
 	if (!didFail) {
 #if SDL_VERSION_ATLEAST(2, 0, 0)
 		mSDLSetScreensaverSuspendable(&renderer->events, renderer->core->opts.suspendScreensaver);
 		mSDLSuspendScreensaver(&renderer->events);
 #endif
-		if (mCoreThreadStart(&thread)) {
+		if (mSDLInitAudio(&renderer->audio, &thread)) {
 			renderer->runloop(renderer, &thread);
 			mSDLPauseAudio(&renderer->audio);
-			mCoreThreadJoin(&thread);
+			if (mCoreThreadHasCrashed(&thread)) {
+				didFail = true;
+				printf("The game crashed!\n");
+			}
 		} else {
 			didFail = true;
-			printf("Could not run game. Are you sure the file exists and is a compatible game?\n");
+			printf("Could not initialize audio.\n");
 		}
-
 #if SDL_VERSION_ATLEAST(2, 0, 0)
 		mSDLResumeScreensaver(&renderer->events);
 		mSDLSetScreensaverSuspendable(&renderer->events, false);
 #endif
 
-		if (mCoreThreadHasCrashed(&thread)) {
+		mCoreThreadJoin(&thread);
-			didFail = true;
+	} else {
-			printf("The game crashed!\n");
+		printf("Could not run game. Are you sure the file exists and is a compatible game?\n");
-		}
 	}
 	renderer->core->unloadROM(renderer->core);
 	return didFail;

version.cmake

@@ -10,11 +10,11 @@ set(SUMMARY "${PROJECT_NAME} Game Boy Advance Emulator")
 
 find_program(GIT git)
 if(GIT AND NOT SKIP_GIT)
-	execute_process(COMMAND ${GIT} describe --always --abbrev=40 --dirty OUTPUT_VARIABLE GIT_COMMIT ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
+	execute_process(COMMAND ${GIT} describe --always --abbrev=40 --dirty WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}" OUTPUT_VARIABLE GIT_COMMIT ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
-	execute_process(COMMAND ${GIT} describe --always --dirty OUTPUT_VARIABLE GIT_COMMIT_SHORT ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
+	execute_process(COMMAND ${GIT} describe --always --dirty WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}" OUTPUT_VARIABLE GIT_COMMIT_SHORT ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
-	execute_process(COMMAND ${GIT} symbolic-ref --short HEAD OUTPUT_VARIABLE GIT_BRANCH ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
+	execute_process(COMMAND ${GIT} symbolic-ref --short HEAD WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}" OUTPUT_VARIABLE GIT_BRANCH ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
-	execute_process(COMMAND ${GIT} rev-list HEAD --count OUTPUT_VARIABLE GIT_REV ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
+	execute_process(COMMAND ${GIT} rev-list HEAD --count WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}" OUTPUT_VARIABLE GIT_REV ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
-	execute_process(COMMAND ${GIT} describe --tag --exact-match OUTPUT_VARIABLE GIT_TAG ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
+	execute_process(COMMAND ${GIT} describe --tag --exact-match WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}" OUTPUT_VARIABLE GIT_TAG ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
 endif()
 
 if(NOT GIT_REV)