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media / gpu / chromeos / gpu_memory_buffer_video_frame_mapper.h [blame]
// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef MEDIA_GPU_CHROMEOS_GPU_MEMORY_BUFFER_VIDEO_FRAME_MAPPER_H_
#define MEDIA_GPU_CHROMEOS_GPU_MEMORY_BUFFER_VIDEO_FRAME_MAPPER_H_
#include "media/gpu/media_gpu_export.h"
#include "media/gpu/video_frame_mapper.h"
namespace media {
// The GpuMemoryBufferVideoFrameMapper implements functionality to map
// GpuMemoryBuffer-based video frames into memory.
class MEDIA_GPU_EXPORT GpuMemoryBufferVideoFrameMapper
: public VideoFrameMapper {
public:
static std::unique_ptr<GpuMemoryBufferVideoFrameMapper> Create(
VideoPixelFormat format);
GpuMemoryBufferVideoFrameMapper(const GpuMemoryBufferVideoFrameMapper&) =
delete;
GpuMemoryBufferVideoFrameMapper& operator=(
const GpuMemoryBufferVideoFrameMapper&) = delete;
~GpuMemoryBufferVideoFrameMapper() override = default;
// VideoFrameMapper implementation.
scoped_refptr<VideoFrame> MapFrame(
scoped_refptr<const FrameResource> video_frame,
int permissions) override;
private:
explicit GpuMemoryBufferVideoFrameMapper(VideoPixelFormat format);
};
} // namespace media
#endif // MEDIA_GPU_CHROMEOS_GPU_MEMORY_BUFFER_VIDEO_FRAME_MAPPER_H_