src/starboard/shared/starboard/player/filter/stub_video_decoder.h

// Copyright 2018 The Cobalt Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#ifndef STARBOARD_SHARED_STARBOARD_PLAYER_FILTER_STUB_VIDEO_DECODER_H_
#define STARBOARD_SHARED_STARBOARD_PLAYER_FILTER_STUB_VIDEO_DECODER_H_

#include <set>

#include "starboard/common/optional.h"
#include "starboard/shared/internal_only.h"
#include "starboard/shared/starboard/player/filter/video_decoder_internal.h"

namespace starboard {
namespace shared {
namespace starboard {
namespace player {
namespace filter {

class StubVideoDecoder : public VideoDecoder {
 public:
  StubVideoDecoder() {}

  void Initialize(const DecoderStatusCB& decoder_status_cb,
                  const ErrorCB& error_cb) override;

  size_t GetPrerollFrameCount() const override;

  SbTime GetPrerollTimeout() const override;

  size_t GetMaxNumberOfCachedFrames() const override;

  void WriteInputBuffer(
      const scoped_refptr<InputBuffer>& input_buffer) override;

  void WriteEndOfStream() override;

  void Reset() override;

  SbDecodeTarget GetCurrentDecodeTarget() override;

 private:
  DecoderStatusCB decoder_status_cb_;
  optional<SbMediaVideoSampleInfo> video_sample_info_;
#if SB_API_VERSION < 11
  SbMediaColorMetadata color_metadata_;
#endif  // SB_API_VERSION < 11

  // std::set<> keeps frame timestamps sorted in ascending order.
  std::set<SbTime> output_event_frame_times_;
};

}  // namespace filter
}  // namespace player
}  // namespace starboard
}  // namespace shared
}  // namespace starboard

#endif  // STARBOARD_SHARED_STARBOARD_PLAYER_FILTER_STUB_VIDEO_DECODER_H_