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