author Hiroyuki Ikezoe <>
Fri, 10 Mar 2017 11:53:19 +0900
changeset 395015 ce96353dd04058f362e5f5f652ab1606225788da
parent 363834 7817ed7afb84876da0325c571d4c889672b63050
child 427877 61c7478af98c04eb81486f605cc053521353925f
permissions -rw-r--r--
Bug 1341985 - Trigger the second traversal for updating CSS animations in the case of Servo_ResolveStyleLazily. r=heycam MozReview-Commit-ID: 7E4unP9M7FQ

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 * 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 */


#include "mozilla/RefPtr.h"
#include "ImageContainer.h"
#include "mozilla/layers/GPUVideoTextureClient.h"
#include "mozilla/layers/CompositableClient.h"
#include "mozilla/layers/ImageBridgeChild.h"

namespace mozilla {
namespace dom {
class VideoDecoderManagerChild;
namespace layers {

// Image class that refers to a decoded video frame within
// the GPU process.
class GPUVideoImage final : public Image {
  GPUVideoImage(dom::VideoDecoderManagerChild* aManager,
                const SurfaceDescriptorGPUVideo& aSD,
                const gfx::IntSize& aSize)
    : Image(nullptr, ImageFormat::GPU_VIDEO)
    , mSize(aSize)
    // Create the TextureClient immediately since the GPUVideoTextureData
    // is responsible for deallocating the SurfaceDescriptor.
    // Use the RECYCLE texture flag, since it's likely that our 'real'
    // TextureData (in the decoder thread of the GPU process) is using
    // it too, and we want to make sure we don't send the delete message
    // until we've stopped being used on the compositor.
    mTextureClient =
      TextureClient::CreateWithData(new GPUVideoTextureData(aManager, aSD, aSize),

  ~GPUVideoImage() override {}

  gfx::IntSize GetSize() override { return mSize; }

  virtual already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override
    if (!mTextureClient) {
      return nullptr;
    GPUVideoTextureData* data = mTextureClient->GetInternalData()->AsGPUVideoTextureData();
    return data->GetAsSourceSurface();

  virtual TextureClient* GetTextureClient(KnowsCompositor* aForwarder) override
    MOZ_ASSERT(aForwarder == ImageBridgeChild::GetSingleton(), "Must only use GPUVideo on ImageBridge");
    return mTextureClient;

  gfx::IntSize mSize;
  RefPtr<TextureClient> mTextureClient;

} // namepace layers
} // namespace mozilla