SharedImage* ImageContainerChild::CreateSharedImageFromData(Image* image)
{
NS_ABORT_IF_FALSE(InImageBridgeChildThread(),
"Should be in ImageBridgeChild thread.");
++mActiveImageCount;
// TODO: I don't test for BasicManager()->IsCompositingCheap() here,
// is this a problem? (the equvivalent code in PCompositor does that)
if (image->GetFormat() == Image::PLANAR_YCBCR ) {
PlanarYCbCrImage *YCbCrImage = static_cast<PlanarYCbCrImage*>(image);
const PlanarYCbCrImage::Data *data = YCbCrImage->GetData();
NS_ASSERTION(data, "Must be able to retrieve yuv data from image!");
nsRefPtr<gfxSharedImageSurface> tempBufferY;
nsRefPtr<gfxSharedImageSurface> tempBufferU;
nsRefPtr<gfxSharedImageSurface> tempBufferV;
if (!this->AllocBuffer(data->mYSize, gfxASurface::CONTENT_ALPHA,
getter_AddRefs(tempBufferY)) ||
!this->AllocBuffer(data->mCbCrSize, gfxASurface::CONTENT_ALPHA,
getter_AddRefs(tempBufferU)) ||
!this->AllocBuffer(data->mCbCrSize, gfxASurface::CONTENT_ALPHA,
getter_AddRefs(tempBufferV))) {
NS_RUNTIMEABORT("creating SharedImage failed!");
}
for (int i = 0; i < data->mYSize.height; i++) {
memcpy(tempBufferY->Data() + i * tempBufferY->Stride(),
data->mYChannel + i * data->mYStride,
data->mYSize.width);
}
for (int i = 0; i < data->mCbCrSize.height; i++) {
memcpy(tempBufferU->Data() + i * tempBufferU->Stride(),
data->mCbChannel + i * data->mCbCrStride,
data->mCbCrSize.width);
memcpy(tempBufferV->Data() + i * tempBufferV->Stride(),
data->mCrChannel + i * data->mCbCrStride,
data->mCbCrSize.width);
}
SharedImage* result = new SharedImage(
*(new YUVImage(tempBufferY->GetShmem(),
tempBufferU->GetShmem(),
tempBufferV->GetShmem(),
data->GetPictureRect())));
NS_ABORT_IF_FALSE(result->type() == SharedImage::TYUVImage,
"SharedImage type not set correctly");
return result;
} else if (image->GetFormat() == Image::GONK_IO_SURFACE) {
GonkIOSurfaceImage* gonkImage = static_cast<GonkIOSurfaceImage*>(image);
SharedImage* result = new SharedImage(gonkImage->GetSurfaceDescriptor());
return result;
} else {
NS_RUNTIMEABORT("TODO: Only YUVImage is supported here right now.");
}
return nsnull;
}
static void
GonkFrameBuilder(Image* aImage, void* aBuffer, uint32_t aWidth, uint32_t aHeight)
{
/**
* Cast the generic Image back to our platform-specific type and
* populate it.
*/
GonkIOSurfaceImage* videoImage = static_cast<GonkIOSurfaceImage*>(aImage);
GonkIOSurfaceImage::Data data;
data.mGraphicBuffer = static_cast<layers::GraphicBufferLocked*>(aBuffer);
data.mPicSize = gfxIntSize(aWidth, aHeight);
videoImage->SetData(data);
}
SharedImage* ImageContainerChild::AsSharedImage(Image* aImage)
{
#ifdef MOZ_WIDGET_GONK
if (aImage->GetFormat() == GONK_IO_SURFACE) {
GonkIOSurfaceImage* gonkImage = static_cast<GonkIOSurfaceImage*>(aImage);
SharedImage* result = new SharedImage(gonkImage->GetSurfaceDescriptor());
return result;
} else if (aImage->GetFormat() == GRALLOC_PLANAR_YCBCR) {
GrallocPlanarYCbCrImage* GrallocImage = static_cast<GrallocPlanarYCbCrImage*>(aImage);
SharedImage* result = new SharedImage(GrallocImage->GetSurfaceDescriptor());
return result;
}
#endif
return nullptr; // XXX: bug 773440
}
VideoData* VideoData::Create(VideoInfo& aInfo,
ImageContainer* aContainer,
int64_t aOffset,
int64_t aTime,
int64_t aEndTime,
mozilla::layers::GraphicBufferLocked *aBuffer,
bool aKeyframe,
int64_t aTimecode,
nsIntRect aPicture)
{
if (!aContainer) {
// Create a dummy VideoData with no image. This gives us something to
// send to media streams if necessary.
nsAutoPtr<VideoData> v(new VideoData(aOffset,
aTime,
aEndTime,
aKeyframe,
aTimecode,
aInfo.mDisplay));
return v.forget();
}
// The following situations could be triggered by invalid input
if (aPicture.width <= 0 || aPicture.height <= 0) {
NS_WARNING("Empty picture rect");
return nullptr;
}
// Ensure the picture size specified in the headers can be extracted out of
// the frame we've been supplied without indexing out of bounds.
CheckedUint32 xLimit = aPicture.x + CheckedUint32(aPicture.width);
CheckedUint32 yLimit = aPicture.y + CheckedUint32(aPicture.height);
if (!xLimit.isValid() || !yLimit.isValid())
{
// The specified picture dimensions can't be contained inside the video
// frame, we'll stomp memory if we try to copy it. Fail.
NS_WARNING("Overflowing picture rect");
return nullptr;
}
nsAutoPtr<VideoData> v(new VideoData(aOffset,
aTime,
aEndTime,
aKeyframe,
aTimecode,
aInfo.mDisplay));
ImageFormat format = GONK_IO_SURFACE;
v->mImage = aContainer->CreateImage(&format, 1);
if (!v->mImage) {
return nullptr;
}
NS_ASSERTION(v->mImage->GetFormat() == GONK_IO_SURFACE,
"Wrong format?");
typedef mozilla::layers::GonkIOSurfaceImage GonkIOSurfaceImage;
GonkIOSurfaceImage* videoImage = static_cast<GonkIOSurfaceImage*>(v->mImage.get());
GonkIOSurfaceImage::Data data;
data.mPicSize = gfxIntSize(aPicture.width, aPicture.height);
data.mGraphicBuffer = aBuffer;
videoImage->SetData(data);
return v.forget();
}
void
ImageLayerOGL::RenderLayer(int,
const nsIntPoint& aOffset)
{
nsRefPtr<ImageContainer> container = GetContainer();
if (!container || mOGLManager->CompositingDisabled())
return;
mOGLManager->MakeCurrent();
AutoLockImage autoLock(container);
Image *image = autoLock.GetImage();
if (!image) {
return;
}
NS_ASSERTION(image->GetFormat() != REMOTE_IMAGE_BITMAP,
"Remote images aren't handled yet in OGL layers!");
if (image->GetFormat() == PLANAR_YCBCR) {
PlanarYCbCrImage *yuvImage =
static_cast<PlanarYCbCrImage*>(image);
if (!yuvImage->IsValid()) {
return;
}
PlanarYCbCrOGLBackendData *data =
static_cast<PlanarYCbCrOGLBackendData*>(yuvImage->GetBackendData(LAYERS_OPENGL));
if (data && data->mTextures->GetGLContext() != gl()) {
// If these textures were allocated by another layer manager,
// clear them out and re-allocate below.
data = nullptr;
yuvImage->SetBackendData(LAYERS_OPENGL, nullptr);
}
if (!data) {
AllocateTexturesYCbCr(yuvImage);
data = static_cast<PlanarYCbCrOGLBackendData*>(yuvImage->GetBackendData(LAYERS_OPENGL));
}
if (!data || data->mTextures->GetGLContext() != gl()) {
// XXX - Can this ever happen? If so I need to fix this!
return;
}
gl()->MakeCurrent();
gl()->fActiveTexture(LOCAL_GL_TEXTURE2);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[2].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
gl()->fActiveTexture(LOCAL_GL_TEXTURE1);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[1].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[0].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
ShaderProgramOGL *program = mOGLManager->GetProgram(YCbCrLayerProgramType,
GetMaskLayer());
program->Activate();
program->SetLayerQuadRect(nsIntRect(0, 0,
yuvImage->GetSize().width,
yuvImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetYCbCrTextureUnits(0, 1, 2);
program->LoadMask(GetMaskLayer());
mOGLManager->BindAndDrawQuadWithTextureRect(program,
yuvImage->GetData()->GetPictureRect(),
nsIntSize(yuvImage->GetData()->mYSize.width,
yuvImage->GetData()->mYSize.height));
// We shouldn't need to do this, but do it anyway just in case
// someone else forgets.
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
} else if (image->GetFormat() == CAIRO_SURFACE) {
CairoImage *cairoImage =
static_cast<CairoImage*>(image);
if (!cairoImage->mSurface) {
return;
}
NS_ASSERTION(cairoImage->mSurface->GetContentType() != gfxASurface::CONTENT_ALPHA,
"Image layer has alpha image");
CairoOGLBackendData *data =
static_cast<CairoOGLBackendData*>(cairoImage->GetBackendData(LAYERS_OPENGL));
if (data && data->mTexture.GetGLContext() != gl()) {
// If this texture was allocated by another layer manager, clear
// it out and re-allocate below.
data = nullptr;
cairoImage->SetBackendData(LAYERS_OPENGL, nullptr);
}
if (!data) {
AllocateTexturesCairo(cairoImage);
data = static_cast<CairoOGLBackendData*>(cairoImage->GetBackendData(LAYERS_OPENGL));
}
if (!data || data->mTexture.GetGLContext() != gl()) {
// XXX - Can this ever happen? If so I need to fix this!
return;
}
gl()->MakeCurrent();
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTexture.GetTextureID());
ShaderProgramOGL *program =
mOGLManager->GetProgram(data->mLayerProgram, GetMaskLayer());
gl()->ApplyFilterToBoundTexture(mFilter);
program->Activate();
program->SetLayerQuadRect(nsIntRect(0, 0,
cairoImage->GetSize().width,
cairoImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
program->LoadMask(GetMaskLayer());
mOGLManager->BindAndDrawQuad(program);
#ifdef XP_MACOSX
} else if (image->GetFormat() == MAC_IO_SURFACE) {
MacIOSurfaceImage *ioImage =
static_cast<MacIOSurfaceImage*>(image);
if (!mOGLManager->GetThebesLayerCallback()) {
// If its an empty transaction we still need to update
// the plugin IO Surface and make sure we grab the
// new image
ioImage->Update(GetContainer());
image = nullptr;
autoLock.Refresh();
image = autoLock.GetImage();
gl()->MakeCurrent();
ioImage = static_cast<MacIOSurfaceImage*>(image);
}
if (!ioImage) {
return;
}
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
if (!ioImage->GetBackendData(LAYERS_OPENGL)) {
AllocateTextureIOSurface(ioImage, gl());
}
MacIOSurfaceImageOGLBackendData *data =
static_cast<MacIOSurfaceImageOGLBackendData*>(ioImage->GetBackendData(LAYERS_OPENGL));
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_RECTANGLE_ARB, data->mTexture.GetTextureID());
ShaderProgramOGL *program =
mOGLManager->GetProgram(gl::RGBARectLayerProgramType, GetMaskLayer());
program->Activate();
if (program->GetTexCoordMultiplierUniformLocation() != -1) {
// 2DRect case, get the multiplier right for a sampler2DRect
program->SetTexCoordMultiplier(ioImage->GetSize().width, ioImage->GetSize().height);
} else {
NS_ASSERTION(0, "no rects?");
}
program->SetLayerQuadRect(nsIntRect(0, 0,
ioImage->GetSize().width,
ioImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
program->LoadMask(GetMaskLayer());
mOGLManager->BindAndDrawQuad(program);
gl()->fBindTexture(LOCAL_GL_TEXTURE_RECTANGLE_ARB, 0);
#endif
#ifdef MOZ_WIDGET_GONK
} else if (image->GetFormat() == GONK_IO_SURFACE) {
GonkIOSurfaceImage *ioImage = static_cast<GonkIOSurfaceImage*>(image);
if (!ioImage) {
return;
}
gl()->MakeCurrent();
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
if (!ioImage->GetBackendData(LAYERS_OPENGL)) {
AllocateTextureIOSurface(ioImage, gl());
}
GonkIOSurfaceImageOGLBackendData *data =
static_cast<GonkIOSurfaceImageOGLBackendData*>(ioImage->GetBackendData(LAYERS_OPENGL));
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->BindExternalBuffer(data->mTexture.GetTextureID(), ioImage->GetNativeBuffer());
ShaderProgramOGL *program = mOGLManager->GetProgram(RGBAExternalLayerProgramType, GetMaskLayer());
gl()->ApplyFilterToBoundTexture(mFilter);
program->Activate();
program->SetLayerQuadRect(nsIntRect(0, 0,
ioImage->GetSize().width,
ioImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
program->LoadMask(GetMaskLayer());
mOGLManager->BindAndDrawQuadWithTextureRect(program,
GetVisibleRegion().GetBounds(),
nsIntSize(ioImage->GetSize().width,
ioImage->GetSize().height));
#endif
}
GetContainer()->NotifyPaintedImage(image);
}
void
ImageLayerOGL::RenderLayer(int,
const nsIntPoint& aOffset)
{
nsRefPtr<ImageContainer> container = GetContainer();
if (!container || mOGLManager->CompositingDisabled())
return;
mOGLManager->MakeCurrent();
AutoLockImage autoLock(container);
Image *image = autoLock.GetImage();
if (!image) {
return;
}
NS_ASSERTION(image->GetFormat() != REMOTE_IMAGE_BITMAP,
"Remote images aren't handled yet in OGL layers!");
if (image->GetFormat() == PLANAR_YCBCR) {
PlanarYCbCrImage *yuvImage =
static_cast<PlanarYCbCrImage*>(image);
if (!yuvImage->IsValid()) {
return;
}
PlanarYCbCrOGLBackendData *data =
static_cast<PlanarYCbCrOGLBackendData*>(yuvImage->GetBackendData(LAYERS_OPENGL));
if (data && data->mTextures->GetGLContext() != gl()) {
// If these textures were allocated by another layer manager,
// clear them out and re-allocate below.
data = nullptr;
yuvImage->SetBackendData(LAYERS_OPENGL, nullptr);
}
if (!data) {
AllocateTexturesYCbCr(yuvImage);
data = static_cast<PlanarYCbCrOGLBackendData*>(yuvImage->GetBackendData(LAYERS_OPENGL));
}
if (!data || data->mTextures->GetGLContext() != gl()) {
// XXX - Can this ever happen? If so I need to fix this!
return;
}
gl()->MakeCurrent();
gl()->fActiveTexture(LOCAL_GL_TEXTURE2);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[2].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
gl()->fActiveTexture(LOCAL_GL_TEXTURE1);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[1].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTextures[0].GetTextureID());
gl()->ApplyFilterToBoundTexture(mFilter);
ShaderProgramOGL *program = mOGLManager->GetProgram(YCbCrLayerProgramType,
GetMaskLayer());
program->Activate();
program->SetLayerQuadRect(nsIntRect(0, 0,
yuvImage->GetSize().width,
yuvImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetYCbCrTextureUnits(0, 1, 2);
program->LoadMask(GetMaskLayer());
mOGLManager->BindAndDrawQuadWithTextureRect(program,
yuvImage->GetData()->GetPictureRect(),
nsIntSize(yuvImage->GetData()->mYSize.width,
yuvImage->GetData()->mYSize.height));
// We shouldn't need to do this, but do it anyway just in case
// someone else forgets.
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
} else if (image->GetFormat() == CAIRO_SURFACE) {
CairoImage *cairoImage =
static_cast<CairoImage*>(image);
if (!cairoImage->mSurface) {
return;
}
NS_ASSERTION(cairoImage->mSurface->GetContentType() != gfxASurface::CONTENT_ALPHA,
"Image layer has alpha image");
CairoOGLBackendData *data =
static_cast<CairoOGLBackendData*>(cairoImage->GetBackendData(LAYERS_OPENGL));
if (data && data->mTexture.GetGLContext() != gl()) {
// If this texture was allocated by another layer manager, clear
// it out and re-allocate below.
data = nullptr;
cairoImage->SetBackendData(LAYERS_OPENGL, nullptr);
}
if (!data) {
AllocateTexturesCairo(cairoImage);
data = static_cast<CairoOGLBackendData*>(cairoImage->GetBackendData(LAYERS_OPENGL));
}
if (!data || data->mTexture.GetGLContext() != gl()) {
// XXX - Can this ever happen? If so I need to fix this!
return;
}
gl()->MakeCurrent();
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(LOCAL_GL_TEXTURE_2D, data->mTexture.GetTextureID());
ShaderProgramOGL *program =
mOGLManager->GetProgram(data->mLayerProgram, GetMaskLayer());
gl()->ApplyFilterToBoundTexture(mFilter);
program->Activate();
program->SetLayerQuadRect(nsIntRect(0, 0,
cairoImage->GetSize().width,
cairoImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
program->LoadMask(GetMaskLayer());
mOGLManager->BindAndDrawQuad(program);
} else if (image->GetFormat() == SHARED_TEXTURE) {
SharedTextureImage* texImage =
static_cast<SharedTextureImage*>(image);
const SharedTextureImage::Data* data = texImage->GetData();
GLContext::SharedHandleDetails handleDetails;
if (!gl()->GetSharedHandleDetails(data->mShareType, data->mHandle, handleDetails)) {
NS_ERROR("Failed to get shared handle details");
return;
}
ShaderProgramOGL* program = mOGLManager->GetProgram(handleDetails.mProgramType, GetMaskLayer());
program->Activate();
if (handleDetails.mProgramType == gl::RGBARectLayerProgramType) {
// 2DRect case, get the multiplier right for a sampler2DRect
program->SetTexCoordMultiplier(data->mSize.width, data->mSize.height);
}
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
program->SetTextureTransform(handleDetails.mTextureTransform);
program->LoadMask(GetMaskLayer());
if (!texImage->GetBackendData(LAYERS_OPENGL)) {
AllocateTextureSharedTexture(texImage, gl(), handleDetails.mTarget);
}
ImageOGLBackendData *backendData =
static_cast<ImageOGLBackendData*>(texImage->GetBackendData(LAYERS_OPENGL));
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->fBindTexture(handleDetails.mTarget, backendData->mTexture.GetTextureID());
if (!gl()->AttachSharedHandle(data->mShareType, data->mHandle)) {
NS_ERROR("Failed to bind shared texture handle");
return;
}
gl()->ApplyFilterToBoundTexture(handleDetails.mTarget, mFilter);
program->SetLayerQuadRect(nsIntRect(nsIntPoint(0, 0), data->mSize));
mOGLManager->BindAndDrawQuad(program, data->mInverted);
gl()->fBindTexture(handleDetails.mTarget, 0);
gl()->DetachSharedHandle(data->mShareType, data->mHandle);
#ifdef MOZ_WIDGET_GONK
} else if (image->GetFormat() == GONK_IO_SURFACE) {
GonkIOSurfaceImage *ioImage = static_cast<GonkIOSurfaceImage*>(image);
if (!ioImage) {
return;
}
gl()->MakeCurrent();
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
if (!ioImage->GetBackendData(LAYERS_OPENGL)) {
AllocateTextureIOSurface(ioImage, gl());
}
GonkIOSurfaceImageOGLBackendData *data =
static_cast<GonkIOSurfaceImageOGLBackendData*>(ioImage->GetBackendData(LAYERS_OPENGL));
gl()->fActiveTexture(LOCAL_GL_TEXTURE0);
gl()->BindExternalBuffer(data->mTexture.GetTextureID(), ioImage->GetNativeBuffer());
ShaderProgramOGL *program = mOGLManager->GetProgram(RGBAExternalLayerProgramType, GetMaskLayer());
gl()->ApplyFilterToBoundTexture(mFilter);
program->Activate();
program->SetLayerQuadRect(nsIntRect(0, 0,
ioImage->GetSize().width,
ioImage->GetSize().height));
program->SetLayerTransform(GetEffectiveTransform());
program->SetLayerOpacity(GetEffectiveOpacity());
program->SetRenderOffset(aOffset);
program->SetTextureUnit(0);
program->LoadMask(GetMaskLayer());
mOGLManager->BindAndDrawQuadWithTextureRect(program,
GetVisibleRegion().GetBounds(),
nsIntSize(ioImage->GetSize().width,
ioImage->GetSize().height));
#endif
}
GetContainer()->NotifyPaintedImage(image);
}
SharedImage* ImageContainerChild::CreateSharedImageFromData(Image* image)
{
NS_ABORT_IF_FALSE(InImageBridgeChildThread(),
"Should be in ImageBridgeChild thread.");
if (!image) {
return nullptr;
}
if (image->GetFormat() == PLANAR_YCBCR ) {
PlanarYCbCrImage *planarYCbCrImage = static_cast<PlanarYCbCrImage*>(image);
const PlanarYCbCrImage::Data *data = planarYCbCrImage->GetData();
NS_ASSERTION(data, "Must be able to retrieve yuv data from image!");
if (!data) {
return nullptr;
}
SharedMemory::SharedMemoryType shmType = OptimalShmemType();
size_t size = ShmemYCbCrImage::ComputeMinBufferSize(data->mYSize,
data->mCbCrSize);
Shmem shmem;
if (!AllocUnsafeShmem(size, shmType, &shmem)) {
return nullptr;
}
ShmemYCbCrImage::InitializeBufferInfo(shmem.get<uint8_t>(),
data->mYSize,
data->mCbCrSize);
ShmemYCbCrImage shmemImage(shmem);
if (!shmemImage.IsValid() || shmem.Size<uint8_t>() < size) {
DeallocShmem(shmem);
return nullptr;
}
for (int i = 0; i < data->mYSize.height; i++) {
memcpy(shmemImage.GetYData() + i * shmemImage.GetYStride(),
data->mYChannel + i * data->mYStride,
data->mYSize.width);
}
for (int i = 0; i < data->mCbCrSize.height; i++) {
memcpy(shmemImage.GetCbData() + i * shmemImage.GetCbCrStride(),
data->mCbChannel + i * data->mCbCrStride,
data->mCbCrSize.width);
memcpy(shmemImage.GetCrData() + i * shmemImage.GetCbCrStride(),
data->mCrChannel + i * data->mCbCrStride,
data->mCbCrSize.width);
}
++mActiveImageCount;
SharedImage* result = new SharedImage(YCbCrImage(shmem, 0, data->GetPictureRect()));
return result;
#ifdef MOZ_WIDGET_GONK
} else if (image->GetFormat() == GONK_IO_SURFACE) {
GonkIOSurfaceImage* gonkImage = static_cast<GonkIOSurfaceImage*>(image);
SharedImage* result = new SharedImage(gonkImage->GetSurfaceDescriptor());
return result;
} else if (image->GetFormat() == GRALLOC_PLANAR_YCBCR) {
GrallocPlanarYCbCrImage* GrallocImage = static_cast<GrallocPlanarYCbCrImage*>(image);
SharedImage* result = new SharedImage(GrallocImage->GetSurfaceDescriptor());
return result;
#endif
} else {
NS_RUNTIMEABORT("TODO: Only YCbCrImage is supported here right now.");
}
return nullptr;
}