src/starboard/shared/ffmpeg/ffmpeg_video_decoder_internal.cc

// 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.

// This file contains the implementation of methods from
// starboard::player::filter::VideoDecoder for the VideoDecoder class that are
// the same for dynamically loaded and linked implementation for the ffmpeg
// library.

#include "starboard/shared/ffmpeg/ffmpeg_video_decoder.h"

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

// static
bool VideoDecoder::OutputModeSupported(SbPlayerOutputMode output_mode,
                                       SbMediaVideoCodec codec,
                                       SbDrmSystem drm_system) {
  SB_UNREFERENCED_PARAMETER(codec);
  SB_UNREFERENCED_PARAMETER(drm_system);
#if SB_HAS(BLITTER)
  return output_mode == kSbPlayerOutputModePunchOut;
#endif

#if defined(SB_FORCE_DECODE_TO_TEXTURE_ONLY)
  // Starboard lib targets may not draw directly to the window, so punch through
  // video is not made available.
  return output_mode == kSbPlayerOutputModeDecodeToTexture;
#endif  // defined(SB_FORCE_DECODE_TO_TEXTURE_ONLY)

  if (output_mode == kSbPlayerOutputModePunchOut ||
      output_mode == kSbPlayerOutputModeDecodeToTexture) {
    return true;
  }

  return false;
}

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