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/*
* Copyright (c) 2021 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef MODULES_VIDEO_CODING_UTILITY_QP_PARSER_H_
#define MODULES_VIDEO_CODING_UTILITY_QP_PARSER_H_
#include <cstddef>
#include <cstdint>
#include <optional>
#include "api/video/video_codec_constants.h"
#include "api/video/video_codec_type.h"
#include "common_video/h264/h264_bitstream_parser.h"
#include "rtc_base/synchronization/mutex.h"
#include "rtc_base/thread_annotations.h"
#ifdef RTC_ENABLE_H265
#include "common_video/h265/h265_bitstream_parser.h"
#endif
namespace webrtc {
class QpParser {
public:
std::optional<uint32_t> Parse(VideoCodecType codec_type,
size_t spatial_idx,
const uint8_t* frame_data,
size_t frame_size);
private:
// A thread safe wrapper for H264 bitstream parser.
class H264QpParser {
public:
std::optional<uint32_t> Parse(const uint8_t* frame_data, size_t frame_size);
private:
Mutex mutex_;
H264BitstreamParser bitstream_parser_ RTC_GUARDED_BY(mutex_);
};
H264QpParser h264_parsers_[kMaxSimulcastStreams];
#ifdef RTC_ENABLE_H265
// A thread safe wrapper for H.265 bitstream parser.
class H265QpParser {
public:
std::optional<uint32_t> Parse(const uint8_t* frame_data, size_t frame_size);
private:
Mutex mutex_;
H265BitstreamParser bitstream_parser_ RTC_GUARDED_BY(mutex_);
};
H265QpParser h265_parsers_[kMaxSimulcastStreams];
#endif
};
} // namespace webrtc
#endif // MODULES_VIDEO_CODING_UTILITY_QP_PARSER_H_
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