Add allowSynchronousMode to SurfaceTexture constructor. (14a0e580) · Commits · e / os / platform_frameworks_native

include/gui/SurfaceTexture.h

+4 −1

Original line number	Diff line number	Diff line
		@@ -56,7 +56,7 @@ public:

		// tex indicates the name OpenGL texture to which images are to be streamed.
		// This texture name cannot be changed once the SurfaceTexture is created.
		SurfaceTexture(GLuint tex);
		SurfaceTexture(GLuint tex, bool allowSynchronousMode = true);

		virtual ~SurfaceTexture();

		@@ -361,6 +361,9 @@ private:
		// mSynchronousMode whether we're in synchronous mode or not
		bool mSynchronousMode;

		// mAllowSynchronousMode whether we allow synchronous mode or not
		const bool mAllowSynchronousMode;

		// mDequeueCondition condition used for dequeueBuffer in synchronous mode
		mutable Condition mDequeueCondition;

+6 −2

Original line number	Diff line number	Diff line
		@@ -78,7 +78,7 @@ static float mtxRot270[16] = {

		static void mtxMul(float out[16], const float a[16], const float b[16]);

		SurfaceTexture::SurfaceTexture(GLuint tex) :
		SurfaceTexture::SurfaceTexture(GLuint tex, bool allowSynchronousMode) :
		mDefaultWidth(1),
		mDefaultHeight(1),
		mPixelFormat(PIXEL_FORMAT_RGBA_8888),
		@@ -91,7 +91,8 @@ SurfaceTexture::SurfaceTexture(GLuint tex) :
		mCurrentTimestamp(0),
		mNextTransform(0),
		mTexName(tex),
		mSynchronousMode(false) {
		mSynchronousMode(false),
		mAllowSynchronousMode(allowSynchronousMode) {
		LOGV("SurfaceTexture::SurfaceTexture");
		sp<ISurfaceComposer> composer(ComposerService::getComposerService());
		mGraphicBufferAlloc = composer->createGraphicBufferAlloc();
		@@ -371,6 +372,9 @@ status_t SurfaceTexture::setSynchronousMode(bool enabled) {
		Mutex::Autolock lock(mMutex);

		status_t err = OK;
		if (!mAllowSynchronousMode && enabled)
		return err;

		if (!enabled) {
		// going to asynchronous mode, drain the queue
		while (mSynchronousMode != enabled && !mQueue.isEmpty()) {