chromium/third_party/blink/renderer/modules/webcodecs/video_decoder_helper.h

// 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.

#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_WEBCODECS_VIDEO_DECODER_HELPER_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_WEBCODECS_VIDEO_DECODER_HELPER_H_

#include <memory>

#include "media/base/media_types.h"
#include "media/media_buildflags.h"
#include "third_party/blink/renderer/modules/modules_export.h"

namespace media {

#if BUILDFLAG(USE_PROPRIETARY_CODECS)
class H264ToAnnexBBitstreamConverter;
#if BUILDFLAG(ENABLE_PLATFORM_HEVC)
class H265ToAnnexBBitstreamConverter;
#endif  // BUILDFLAG(ENABLE_PLATFORM_HEVC)
namespace mp4 {
struct AVCDecoderConfigurationRecord;
#if BUILDFLAG(ENABLE_PLATFORM_HEVC)
struct HEVCDecoderConfigurationRecord;
#endif  // BUILDFLAG(ENABLE_PLATFORM_HEVC)
}  // namespace mp4
#endif  // BUILDFLAG(USE_PROPRIETARY_CODECS)

}  // namespace media

namespace blink {

// VideoDecoderHelper is a class to convert stream from MP4 format (as
// specified in ISO/IEC 14496-15) into Annex B bytestream (as specified
// in ISO/IEC 14496-10). It is a shim to the underlying
// H264ToAnnexBBitstreamConverter or H265ToAnnexBBitstreamConverter.
class MODULES_EXPORT VideoDecoderHelper { … };

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_MODULES_WEBCODECS_VIDEO_DECODER_HELPER_H_