webrtc/modules/video_coding/utility/qp_parser.h
Sergey Silkin 0e42cf703b Reland "Parse encoded frame QP if not provided by encoder"
This reverts commit 727d2afc43.

Reason for revert: Use thread-safe wrapper for H264 parser.

Original change's description:
> Revert "Parse encoded frame QP if not provided by encoder"
>
> This reverts commit 8639673f0c.
>
> Reason for revert: linux_tsan fails https://ci.chromium.org/ui/p/webrtc/builders/ci/Linux%20Tsan%20v2/25329/overview
>
> Original change's description:
> > Parse encoded frame QP if not provided by encoder
> >
> > Bug: webrtc:12542
> > Change-Id: Ic70b46e226f158db7a478a9f20e1f940804febba
> > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/210966
> > Commit-Queue: Sergey Silkin <ssilkin@webrtc.org>
> > Reviewed-by: Åsa Persson <asapersson@webrtc.org>
> > Cr-Commit-Position: refs/heads/master@{#33434}
>
> TBR=asapersson@webrtc.org,ssilkin@webrtc.org
>
> Change-Id: Ie251d8f70f8e87fd86b63730aefd2ef3f941e4bb
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Bug: webrtc:12542
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/211355
> Reviewed-by: Sergey Silkin <ssilkin@webrtc.org>
> Commit-Queue: Sergey Silkin <ssilkin@webrtc.org>
> Cr-Commit-Position: refs/heads/master@{#33441}

# Not skipping CQ checks because this is a reland.

Bug: webrtc:12542
Change-Id: Ib7601fd6f2f26bceddbea2b4ba54d67a281f3a59
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/211660
Reviewed-by: Sergey Silkin <ssilkin@webrtc.org>
Reviewed-by: Åsa Persson <asapersson@webrtc.org>
Commit-Queue: Sergey Silkin <ssilkin@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#33458}
2021-03-15 10:11:22 +00:00

45 lines
1.4 KiB
C++

/*
* 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 "absl/types/optional.h"
#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"
namespace webrtc {
class QpParser {
public:
absl::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:
absl::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];
};
} // namespace webrtc
#endif // MODULES_VIDEO_CODING_UTILITY_QP_PARSER_H_