media/gpu/vaapi/vaapi_vp9_accelerator.h

// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef MEDIA_GPU_VAAPI_VAAPI_VP9_ACCELERATOR_H_
#define MEDIA_GPU_VAAPI_VAAPI_VP9_ACCELERATOR_H_

#include "base/sequence_checker.h"
#include "media/filters/vp9_parser.h"
#include "media/gpu/vp9_decoder.h"

namespace media {

template <class T> class DecodeSurfaceHandler;
class VASurface;
class VP9Picture;
class VaapiWrapper;

class VaapiVP9Accelerator : public VP9Decoder::VP9Accelerator {
 public:
  VaapiVP9Accelerator(DecodeSurfaceHandler<VASurface>* vaapi_dec,
                      scoped_refptr<VaapiWrapper> vaapi_wrapper);
  ~VaapiVP9Accelerator() override;

  // VP9Decoder::VP9Accelerator implementation.
  scoped_refptr<VP9Picture> CreateVP9Picture() override;
  bool SubmitDecode(scoped_refptr<VP9Picture> pic,
                    const Vp9SegmentationParams& seg,
                    const Vp9LoopFilterParams& lf,
                    const Vp9ReferenceFrameVector& reference_frames,
                    const base::Closure& done_cb) override;

  bool OutputPicture(scoped_refptr<VP9Picture> pic) override;
  bool IsFrameContextRequired() const override;
  bool GetFrameContext(scoped_refptr<VP9Picture> pic,
                       Vp9FrameContext* frame_ctx) override;

 private:
  const scoped_refptr<VaapiWrapper> vaapi_wrapper_;
  DecodeSurfaceHandler<VASurface>* vaapi_dec_;

  SEQUENCE_CHECKER(sequence_checker_);

  DISALLOW_COPY_AND_ASSIGN(VaapiVP9Accelerator);
};

}  // namespace media

#endif  // MEDIA_GPU_VAAPI_VAAPI_VP9_ACCELERATOR_H_