bool DeprecatedImageClientSingle::UpdateImage(ImageContainer* aContainer, uint32_t aContentFlags) { AutoLockImage autoLock(aContainer); Image *image = autoLock.GetImage(); if (!image) { return false; } if (mLastPaintedImageSerial == image->GetSerial()) { return true; } if (image->GetFormat() == PLANAR_YCBCR && EnsureDeprecatedTextureClient(TEXTURE_YCBCR)) { PlanarYCbCrImage* ycbcr = static_cast<PlanarYCbCrImage*>(image); if (ycbcr->AsDeprecatedSharedPlanarYCbCrImage()) { AutoLockDeprecatedTextureClient lock(mDeprecatedTextureClient); SurfaceDescriptor sd; if (!ycbcr->AsDeprecatedSharedPlanarYCbCrImage()->ToSurfaceDescriptor(sd)) { return false; } if (IsSurfaceDescriptorValid(*lock.GetSurfaceDescriptor())) { GetForwarder()->DestroySharedSurface(lock.GetSurfaceDescriptor()); } *lock.GetSurfaceDescriptor() = sd; } else { AutoLockYCbCrClient clientLock(mDeprecatedTextureClient); if (!clientLock.Update(ycbcr)) { NS_WARNING("failed to update DeprecatedTextureClient (YCbCr)"); return false; } } } else if (image->GetFormat() == SHARED_TEXTURE && EnsureDeprecatedTextureClient(TEXTURE_SHARED_GL_EXTERNAL)) { SharedTextureImage* sharedImage = static_cast<SharedTextureImage*>(image); const SharedTextureImage::Data *data = sharedImage->GetData(); SharedTextureDescriptor texture(data->mShareType, data->mHandle, data->mSize, data->mInverted); mDeprecatedTextureClient->SetDescriptor(SurfaceDescriptor(texture)); } else if (image->GetFormat() == SHARED_RGB && EnsureDeprecatedTextureClient(TEXTURE_SHMEM)) { nsIntRect rect(0, 0, image->GetSize().width, image->GetSize().height); UpdatePictureRect(rect); AutoLockDeprecatedTextureClient lock(mDeprecatedTextureClient); SurfaceDescriptor desc; if (!static_cast<DeprecatedSharedRGBImage*>(image)->ToSurfaceDescriptor(desc)) { return false; } mDeprecatedTextureClient->SetDescriptor(desc); #ifdef MOZ_WIDGET_GONK } else if (image->GetFormat() == GONK_IO_SURFACE && EnsureDeprecatedTextureClient(TEXTURE_SHARED_GL_EXTERNAL)) { nsIntRect rect(0, 0, image->GetSize().width, image->GetSize().height); UpdatePictureRect(rect); AutoLockDeprecatedTextureClient lock(mDeprecatedTextureClient); SurfaceDescriptor desc = static_cast<GonkIOSurfaceImage*>(image)->GetSurfaceDescriptor(); if (!IsSurfaceDescriptorValid(desc)) { return false; } mDeprecatedTextureClient->SetDescriptor(desc); } else if (image->GetFormat() == GRALLOC_PLANAR_YCBCR) { EnsureDeprecatedTextureClient(TEXTURE_SHARED_GL_EXTERNAL); nsIntRect rect(0, 0, image->GetSize().width, image->GetSize().height); UpdatePictureRect(rect); AutoLockDeprecatedTextureClient lock(mDeprecatedTextureClient); SurfaceDescriptor desc = static_cast<GrallocPlanarYCbCrImage*>(image)->GetSurfaceDescriptor(); if (!IsSurfaceDescriptorValid(desc)) { return false; } mDeprecatedTextureClient->SetDescriptor(desc); #endif } else { nsRefPtr<gfxASurface> surface = image->GetAsSurface(); MOZ_ASSERT(surface); EnsureDeprecatedTextureClient(TEXTURE_SHMEM); MOZ_ASSERT(mDeprecatedTextureClient, "Failed to create texture client"); AutoLockShmemClient clientLock(mDeprecatedTextureClient); if (!clientLock.Update(image, aContentFlags, surface)) { NS_WARNING("failed to update DeprecatedTextureClient"); return false; } } Updated(); if (image->GetFormat() == PLANAR_YCBCR) { PlanarYCbCrImage* ycbcr = static_cast<PlanarYCbCrImage*>(image); UpdatePictureRect(ycbcr->GetData()->GetPictureRect()); } mLastPaintedImageSerial = image->GetSerial(); aContainer->NotifyPaintedImage(image); return true; }
bool ImageClientSingle::UpdateImageInternal(ImageContainer* aContainer, uint32_t aContentFlags, bool* aIsSwapped) { AutoLockImage autoLock(aContainer); *aIsSwapped = false; Image *image = autoLock.GetImage(); if (!image) { return false; } if (mLastPaintedImageSerial == image->GetSerial()) { return true; } if (image->AsSharedImage() && image->AsSharedImage()->GetTextureClient(this)) { // fast path: no need to allocate and/or copy image data RefPtr<TextureClient> texture = image->AsSharedImage()->GetTextureClient(this); if (mFrontBuffer) { GetForwarder()->RemoveTextureFromCompositable(this, mFrontBuffer); } mFrontBuffer = texture; if (!AddTextureClient(texture)) { mFrontBuffer = nullptr; return false; } GetForwarder()->UpdatedTexture(this, texture, nullptr); GetForwarder()->UseTexture(this, texture); } else if (image->GetFormat() == ImageFormat::PLANAR_YCBCR) { PlanarYCbCrImage* ycbcr = static_cast<PlanarYCbCrImage*>(image); const PlanarYCbCrData* data = ycbcr->GetData(); if (!data) { return false; } if (mFrontBuffer && mFrontBuffer->IsImmutable()) { GetForwarder()->RemoveTextureFromCompositable(this, mFrontBuffer); mFrontBuffer = nullptr; } bool bufferCreated = false; if (!mFrontBuffer) { mFrontBuffer = CreateBufferTextureClient(gfx::SurfaceFormat::YUV, TEXTURE_FLAGS_DEFAULT); gfx::IntSize ySize(data->mYSize.width, data->mYSize.height); gfx::IntSize cbCrSize(data->mCbCrSize.width, data->mCbCrSize.height); if (!mFrontBuffer->AsTextureClientYCbCr()->AllocateForYCbCr(ySize, cbCrSize, data->mStereoMode)) { mFrontBuffer = nullptr; return false; } bufferCreated = true; } if (!mFrontBuffer->Lock(OPEN_WRITE_ONLY)) { return false; } bool status = mFrontBuffer->AsTextureClientYCbCr()->UpdateYCbCr(*data); mFrontBuffer->Unlock(); if (bufferCreated) { if (!AddTextureClient(mFrontBuffer)) { mFrontBuffer = nullptr; return false; } } if (status) { GetForwarder()->UpdatedTexture(this, mFrontBuffer, nullptr); GetForwarder()->UseTexture(this, mFrontBuffer); } else { MOZ_ASSERT(false); return false; } } else if (image->GetFormat() == ImageFormat::SHARED_TEXTURE) { SharedTextureImage* sharedImage = static_cast<SharedTextureImage*>(image); const SharedTextureImage::Data *data = sharedImage->GetData(); gfx::IntSize size = gfx::IntSize(image->GetSize().width, image->GetSize().height); if (mFrontBuffer) { GetForwarder()->RemoveTextureFromCompositable(this, mFrontBuffer); mFrontBuffer = nullptr; } RefPtr<SharedTextureClientOGL> buffer = new SharedTextureClientOGL(mTextureFlags); buffer->InitWith(data->mHandle, size, data->mShareType, data->mInverted); mFrontBuffer = buffer; if (!AddTextureClient(mFrontBuffer)) { mFrontBuffer = nullptr; return false; } GetForwarder()->UseTexture(this, mFrontBuffer); } else { RefPtr<gfx::SourceSurface> surface = image->GetAsSourceSurface(); MOZ_ASSERT(surface); gfx::IntSize size = image->GetSize(); if (mFrontBuffer && (mFrontBuffer->IsImmutable() || mFrontBuffer->GetSize() != size)) { GetForwarder()->RemoveTextureFromCompositable(this, mFrontBuffer); mFrontBuffer = nullptr; } bool bufferCreated = false; if (!mFrontBuffer) { gfxImageFormat format = gfxPlatform::GetPlatform()->OptimalFormatForContent(gfx::ContentForFormat(surface->GetFormat())); mFrontBuffer = CreateTextureClientForDrawing(gfx::ImageFormatToSurfaceFormat(format), mTextureFlags, gfx::BackendType::NONE, size); MOZ_ASSERT(mFrontBuffer->AsTextureClientDrawTarget()); if (!mFrontBuffer->AsTextureClientDrawTarget()->AllocateForSurface(size)) { mFrontBuffer = nullptr; return false; } bufferCreated = true; } if (!mFrontBuffer->Lock(OPEN_WRITE_ONLY)) { return false; } { // We must not keep a reference to the DrawTarget after it has been unlocked. RefPtr<DrawTarget> dt = mFrontBuffer->AsTextureClientDrawTarget()->GetAsDrawTarget(); MOZ_ASSERT(surface.get()); dt->CopySurface(surface, IntRect(IntPoint(), surface->GetSize()), IntPoint()); } mFrontBuffer->Unlock(); if (bufferCreated) { if (!AddTextureClient(mFrontBuffer)) { mFrontBuffer = nullptr; return false; } } GetForwarder()->UpdatedTexture(this, mFrontBuffer, nullptr); GetForwarder()->UseTexture(this, mFrontBuffer); } UpdatePictureRect(image->GetPictureRect()); mLastPaintedImageSerial = image->GetSerial(); aContainer->NotifyPaintedImage(image); *aIsSwapped = true; return true; }
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); }
bool ImageClientSingle::UpdateImage(ImageContainer* aContainer, uint32_t aContentFlags) { AutoLockImage autoLock(aContainer); Image *image = autoLock.GetImage(); if (!image) { return false; } if (mLastPaintedImageSerial == image->GetSerial()) { return true; } if (image->GetFormat() == PLANAR_YCBCR) { EnsureTextureClient(TEXTURE_YCBCR); PlanarYCbCrImage* ycbcr = static_cast<PlanarYCbCrImage*>(image); if (ycbcr->AsSharedPlanarYCbCrImage()) { AutoLockTextureClient lock(mTextureClient); SurfaceDescriptor sd; if (!ycbcr->AsSharedPlanarYCbCrImage()->ToSurfaceDescriptor(sd)) { return false; } if (IsSurfaceDescriptorValid(*lock.GetSurfaceDescriptor())) { GetForwarder()->DestroySharedSurface(lock.GetSurfaceDescriptor()); } *lock.GetSurfaceDescriptor() = sd; } else { AutoLockYCbCrClient clientLock(mTextureClient); if (!clientLock.Update(ycbcr)) { NS_WARNING("failed to update TextureClient (YCbCr)"); return false; } } } else if (image->GetFormat() == SHARED_TEXTURE) { EnsureTextureClient(TEXTURE_SHARED_GL_EXTERNAL); SharedTextureImage* sharedImage = static_cast<SharedTextureImage*>(image); const SharedTextureImage::Data *data = sharedImage->GetData(); SharedTextureDescriptor texture(data->mShareType, data->mHandle, data->mSize, data->mInverted); mTextureClient->SetDescriptor(SurfaceDescriptor(texture)); } else if (image->GetFormat() == SHARED_RGB) { EnsureTextureClient(TEXTURE_SHMEM); nsIntRect rect(0, 0, image->GetSize().width, image->GetSize().height); UpdatePictureRect(rect); AutoLockTextureClient lock(mTextureClient); SurfaceDescriptor desc; if (!static_cast<SharedRGBImage*>(image)->ToSurfaceDescriptor(desc)) { return false; } mTextureClient->SetDescriptor(desc); } else { nsRefPtr<gfxASurface> surface = image->GetAsSurface(); MOZ_ASSERT(surface); EnsureTextureClient(TEXTURE_SHMEM); nsRefPtr<gfxPattern> pattern = new gfxPattern(surface); pattern->SetFilter(mFilter); AutoLockShmemClient clientLock(mTextureClient); if (!clientLock.Update(image, aContentFlags, pattern)) { NS_WARNING("failed to update TextureClient"); return false; } } Updated(); if (image->GetFormat() == PLANAR_YCBCR) { PlanarYCbCrImage* ycbcr = static_cast<PlanarYCbCrImage*>(image); UpdatePictureRect(ycbcr->GetData()->GetPictureRect()); } mLastPaintedImageSerial = image->GetSerial(); aContainer->NotifyPaintedImage(image); return true; }
bool ImageClientSingle::UpdateImage(ImageContainer* aContainer, uint32_t aContentFlags) { AutoLockImage autoLock(aContainer); Image *image = autoLock.GetImage(); if (!image) { return false; } if (mLastPaintedImageSerial == image->GetSerial()) { return true; } if (image->AsSharedImage() && image->AsSharedImage()->GetTextureClient()) { // fast path: no need to allocate and/or copy image data RefPtr<TextureClient> texture = image->AsSharedImage()->GetTextureClient(); if (texture->IsSharedWithCompositor()) { // XXX - temporary fix for bug 911941 // This will be changed with bug 912907 return false; } if (mFrontBuffer) { RemoveTextureClient(mFrontBuffer); } mFrontBuffer = texture; AddTextureClient(texture); GetForwarder()->UpdatedTexture(this, texture, nullptr); GetForwarder()->UseTexture(this, texture); } else if (image->GetFormat() == PLANAR_YCBCR) { PlanarYCbCrImage* ycbcr = static_cast<PlanarYCbCrImage*>(image); const PlanarYCbCrData* data = ycbcr->GetData(); if (!data) { return false; } if (mFrontBuffer && mFrontBuffer->IsImmutable()) { RemoveTextureClient(mFrontBuffer); mFrontBuffer = nullptr; } bool bufferCreated = false; if (!mFrontBuffer) { mFrontBuffer = CreateBufferTextureClient(gfx::FORMAT_YUV, TEXTURE_FLAGS_DEFAULT); gfx::IntSize ySize(data->mYSize.width, data->mYSize.height); gfx::IntSize cbCrSize(data->mCbCrSize.width, data->mCbCrSize.height); if (!mFrontBuffer->AsTextureClientYCbCr()->AllocateForYCbCr(ySize, cbCrSize, data->mStereoMode)) { mFrontBuffer = nullptr; return false; } bufferCreated = true; } if (!mFrontBuffer->Lock(OPEN_READ_WRITE)) { return false; } bool status = mFrontBuffer->AsTextureClientYCbCr()->UpdateYCbCr(*data); mFrontBuffer->Unlock(); if (bufferCreated) { AddTextureClient(mFrontBuffer); } if (status) { GetForwarder()->UpdatedTexture(this, mFrontBuffer, nullptr); GetForwarder()->UseTexture(this, mFrontBuffer); } else { MOZ_ASSERT(false); return false; } } else if (image->GetFormat() == SHARED_TEXTURE) { SharedTextureImage* sharedImage = static_cast<SharedTextureImage*>(image); const SharedTextureImage::Data *data = sharedImage->GetData(); gfx::IntSize size = gfx::IntSize(image->GetSize().width, image->GetSize().height); if (mFrontBuffer) { RemoveTextureClient(mFrontBuffer); mFrontBuffer = nullptr; } RefPtr<SharedTextureClientOGL> buffer = new SharedTextureClientOGL(mTextureFlags); buffer->InitWith(data->mHandle, size, data->mShareType, data->mInverted); mFrontBuffer = buffer; AddTextureClient(mFrontBuffer); GetForwarder()->UseTexture(this, mFrontBuffer); } else { nsRefPtr<gfxASurface> surface = image->GetAsSurface(); MOZ_ASSERT(surface); gfx::IntSize size = gfx::IntSize(image->GetSize().width, image->GetSize().height); if (mFrontBuffer && (mFrontBuffer->IsImmutable() || mFrontBuffer->GetSize() != size)) { RemoveTextureClient(mFrontBuffer); mFrontBuffer = nullptr; } bool bufferCreated = false; if (!mFrontBuffer) { gfxImageFormat format = gfxPlatform::GetPlatform()->OptimalFormatForContent(surface->GetContentType()); mFrontBuffer = CreateBufferTextureClient(gfx::ImageFormatToSurfaceFormat(format), TEXTURE_FLAGS_DEFAULT); MOZ_ASSERT(mFrontBuffer->AsTextureClientSurface()); mFrontBuffer->AsTextureClientSurface()->AllocateForSurface(size); bufferCreated = true; } if (!mFrontBuffer->Lock(OPEN_READ_WRITE)) { return false; } bool status = mFrontBuffer->AsTextureClientSurface()->UpdateSurface(surface); mFrontBuffer->Unlock(); if (bufferCreated) { AddTextureClient(mFrontBuffer); } if (status) { GetForwarder()->UpdatedTexture(this, mFrontBuffer, nullptr); GetForwarder()->UseTexture(this, mFrontBuffer); } else { return false; } } UpdatePictureRect(image->GetPictureRect()); mLastPaintedImageSerial = image->GetSerial(); aContainer->NotifyPaintedImage(image); return true; }