bool ImageClientSingle::UpdateImage(ImageContainer* aContainer, uint32_t aContentFlags) { AutoLockImage autoLock(aContainer); Image *image = autoLock.GetImage(); if (!image) { return false; } // Don't try to update to an invalid image. We return true because the caller // would attempt to recreate the ImageClient otherwise, and that isn't going // to help. if (!image->IsValid()) { return true; } if (mLastPaintedImageSerial == image->GetSerial()) { return true; } RefPtr<TextureClient> texture = image->GetTextureClient(this); AutoRemoveTexture autoRemoveTexture(this); if (texture != mFrontBuffer) { autoRemoveTexture.mTexture = mFrontBuffer; mFrontBuffer = nullptr; } if (!texture) { // Slow path, we should not be hitting it very often and if we do it means // we are using an Image class that is not backed by textureClient and we // should fix it. if (image->GetFormat() == ImageFormat::PLANAR_YCBCR) { PlanarYCbCrImage* ycbcr = static_cast<PlanarYCbCrImage*>(image); const PlanarYCbCrData* data = ycbcr->GetData(); if (!data) { return false; } texture = TextureClient::CreateForYCbCr(GetForwarder(), data->mYSize, data->mCbCrSize, data->mStereoMode, TextureFlags::DEFAULT | mTextureFlags ); if (!texture || !texture->Lock(OpenMode::OPEN_WRITE_ONLY)) { return false; } bool status = texture->AsTextureClientYCbCr()->UpdateYCbCr(*data); MOZ_ASSERT(status); texture->Unlock(); if (!status) { return false; } } else if (image->GetFormat() == ImageFormat::SURFACE_TEXTURE || image->GetFormat() == ImageFormat::EGLIMAGE) { gfx::IntSize size = image->GetSize(); if (image->GetFormat() == ImageFormat::EGLIMAGE) { EGLImageImage* typedImage = static_cast<EGLImageImage*>(image); texture = new EGLImageTextureClient(GetForwarder(), mTextureFlags, typedImage, size); #ifdef MOZ_WIDGET_ANDROID } else if (image->GetFormat() == ImageFormat::SURFACE_TEXTURE) { SurfaceTextureImage* typedImage = static_cast<SurfaceTextureImage*>(image); const SurfaceTextureImage::Data* data = typedImage->GetData(); texture = new SurfaceTextureClient(GetForwarder(), mTextureFlags, data->mSurfTex, size, data->mOriginPos); #endif } else { MOZ_ASSERT(false, "Bad ImageFormat."); } } else { RefPtr<gfx::SourceSurface> surface = image->GetAsSourceSurface(); MOZ_ASSERT(surface); texture = CreateTextureClientForDrawing(surface->GetFormat(), image->GetSize(), gfx::BackendType::NONE, mTextureFlags); if (!texture) { return false; } MOZ_ASSERT(texture->CanExposeDrawTarget()); if (!texture->Lock(OpenMode::OPEN_WRITE_ONLY)) { return false; } { // We must not keep a reference to the DrawTarget after it has been unlocked. DrawTarget* dt = texture->BorrowDrawTarget(); if (!dt) { gfxWarning() << "ImageClientSingle::UpdateImage failed in BorrowDrawTarget"; return false; } MOZ_ASSERT(surface.get()); dt->CopySurface(surface, IntRect(IntPoint(), surface->GetSize()), IntPoint()); } texture->Unlock(); } } if (!texture || !AddTextureClient(texture)) { return false; } mFrontBuffer = texture; GetForwarder()->UseTexture(this, texture); UpdatePictureRect(image->GetPictureRect()); mLastPaintedImageSerial = image->GetSerial(); aContainer->NotifyPaintedImage(image); texture->SyncWithObject(GetForwarder()->GetSyncObject()); return true; }
bool ImageClientSingle::UpdateImage(ImageContainer* aContainer, uint32_t aContentFlags) { nsAutoTArray<ImageContainer::OwningImage,4> images; uint32_t generationCounter; aContainer->GetCurrentImages(&images, &generationCounter); if (mLastUpdateGenerationCounter == generationCounter) { return true; } mLastUpdateGenerationCounter = generationCounter; for (int32_t i = images.Length() - 1; i >= 0; --i) { if (!images[i].mImage->IsValid()) { // Don't try to update to an invalid image. images.RemoveElementAt(i); } } if (images.IsEmpty()) { // This can happen if a ClearAllImages raced with SetCurrentImages from // another thread and ClearImagesFromImageBridge ran after the // SetCurrentImages call but before UpdateImageClientNow. // This can also happen if all images in the list are invalid. // We return true because the caller would attempt to recreate the // ImageClient otherwise, and that isn't going to help. return true; } nsTArray<Buffer> newBuffers; nsAutoTArray<CompositableForwarder::TimedTextureClient,4> textures; for (auto& img : images) { Image* image = img.mImage; RefPtr<TextureClient> texture = image->GetTextureClient(this); for (int32_t i = mBuffers.Length() - 1; i >= 0; --i) { if (mBuffers[i].mImageSerial == image->GetSerial()) { if (texture) { MOZ_ASSERT(texture == mBuffers[i].mTextureClient); } else { texture = mBuffers[i].mTextureClient; } // Remove this element from mBuffers so mBuffers only contains // images that aren't present in 'images' mBuffers.RemoveElementAt(i); } } if (!texture) { // Slow path, we should not be hitting it very often and if we do it means // we are using an Image class that is not backed by textureClient and we // should fix it. if (image->GetFormat() == ImageFormat::PLANAR_YCBCR) { PlanarYCbCrImage* ycbcr = static_cast<PlanarYCbCrImage*>(image); const PlanarYCbCrData* data = ycbcr->GetData(); if (!data) { return false; } texture = TextureClient::CreateForYCbCr(GetForwarder(), data->mYSize, data->mCbCrSize, data->mStereoMode, TextureFlags::DEFAULT | mTextureFlags ); if (!texture) { return false; } TextureClientAutoLock autoLock(texture, OpenMode::OPEN_WRITE_ONLY); if (!autoLock.Succeeded()) { return false; } bool status = texture->AsTextureClientYCbCr()->UpdateYCbCr(*data); MOZ_ASSERT(status); if (!status) { return false; } } else if (image->GetFormat() == ImageFormat::SURFACE_TEXTURE || image->GetFormat() == ImageFormat::EGLIMAGE) { gfx::IntSize size = image->GetSize(); if (image->GetFormat() == ImageFormat::EGLIMAGE) { EGLImageImage* typedImage = image->AsEGLImageImage(); texture = new EGLImageTextureClient(GetForwarder(), mTextureFlags, typedImage, size); #ifdef MOZ_WIDGET_ANDROID } else if (image->GetFormat() == ImageFormat::SURFACE_TEXTURE) { SurfaceTextureImage* typedImage = image->AsSurfaceTextureImage(); texture = new SurfaceTextureClient(GetForwarder(), mTextureFlags, typedImage->GetSurfaceTexture(), size, typedImage->GetOriginPos()); #endif } else { MOZ_ASSERT(false, "Bad ImageFormat."); } } else { RefPtr<gfx::SourceSurface> surface = image->GetAsSourceSurface(); MOZ_ASSERT(surface); texture = CreateTextureClientForDrawing(surface->GetFormat(), image->GetSize(), BackendSelector::Content, mTextureFlags); if (!texture) { return false; } MOZ_ASSERT(texture->CanExposeDrawTarget()); if (!texture->Lock(OpenMode::OPEN_WRITE_ONLY)) { return false; } { // We must not keep a reference to the DrawTarget after it has been unlocked. DrawTarget* dt = texture->BorrowDrawTarget(); if (!dt) { gfxWarning() << "ImageClientSingle::UpdateImage failed in BorrowDrawTarget"; return false; } MOZ_ASSERT(surface.get()); dt->CopySurface(surface, IntRect(IntPoint(), surface->GetSize()), IntPoint()); } texture->Unlock(); } } if (!texture || !AddTextureClient(texture)) { return false; } CompositableForwarder::TimedTextureClient* t = textures.AppendElement(); t->mTextureClient = texture; t->mTimeStamp = img.mTimeStamp; t->mPictureRect = image->GetPictureRect(); t->mFrameID = img.mFrameID; t->mProducerID = img.mProducerID; Buffer* newBuf = newBuffers.AppendElement(); newBuf->mImageSerial = image->GetSerial(); newBuf->mTextureClient = texture; texture->SyncWithObject(GetForwarder()->GetSyncObject()); } GetForwarder()->UseTextures(this, textures); for (auto& b : mBuffers) { RemoveTexture(b.mTextureClient); } mBuffers.SwapElements(newBuffers); return true; }