chromium/components/viz/service/frame_sinks/gmb_video_frame_pool_context_provider_impl.cc

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/viz/service/frame_sinks/gmb_video_frame_pool_context_provider_impl.h"

#include <memory>
#include <utility>

#include "base/functional/callback.h"
#include "base/synchronization/waitable_event.h"
#include "base/task/bind_post_task.h"
#include "base/task/sequenced_task_runner.h"
#include "components/viz/service/display_embedder/in_process_gpu_memory_buffer_manager.h"
#include "components/viz/service/gl/gpu_service_impl.h"
#include "gpu/command_buffer/client/client_shared_image.h"
#include "gpu/command_buffer/service/scheduler_sequence.h"
#include "gpu/command_buffer/service/shared_context_state.h"
#include "gpu/command_buffer/service/shared_image/shared_image_format_service_utils.h"
#include "gpu/command_buffer/service/shared_image_interface_in_process.h"
#include "gpu/ipc/common/gpu_client_ids.h"
#include "gpu/ipc/service/gpu_memory_buffer_factory.h"

namespace viz {

class GmbVideoFramePoolContext
    : public media::RenderableGpuMemoryBufferVideoFramePool::Context,
      public gpu::SharedContextState::ContextLostObserver { … };

GmbVideoFramePoolContextProviderImpl::GmbVideoFramePoolContextProviderImpl(
    GpuServiceImpl* gpu_service,
    InProcessGpuMemoryBufferManager* gpu_memory_buffer_manager,
    gpu::GpuMemoryBufferFactory* gpu_memory_buffer_factory)
    : … { … }

GmbVideoFramePoolContextProviderImpl::~GmbVideoFramePoolContextProviderImpl() =
    default;

std::unique_ptr<media::RenderableGpuMemoryBufferVideoFramePool::Context>
GmbVideoFramePoolContextProviderImpl::CreateContext(
    base::OnceClosure on_context_lost) { … }

}  // namespace viz