From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- .../libwebrtc/video/frame_encode_metadata_writer.h | 82 ++++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 third_party/libwebrtc/video/frame_encode_metadata_writer.h (limited to 'third_party/libwebrtc/video/frame_encode_metadata_writer.h') diff --git a/third_party/libwebrtc/video/frame_encode_metadata_writer.h b/third_party/libwebrtc/video/frame_encode_metadata_writer.h new file mode 100644 index 0000000000..afebca816c --- /dev/null +++ b/third_party/libwebrtc/video/frame_encode_metadata_writer.h @@ -0,0 +1,82 @@ +/* + * Copyright (c) 2019 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 VIDEO_FRAME_ENCODE_METADATA_WRITER_H_ +#define VIDEO_FRAME_ENCODE_METADATA_WRITER_H_ + +#include +#include + +#include "absl/types/optional.h" +#include "api/video/encoded_image.h" +#include "api/video_codecs/video_codec.h" +#include "api/video_codecs/video_encoder.h" +#include "modules/video_coding/include/video_codec_interface.h" +#include "rtc_base/synchronization/mutex.h" + +namespace webrtc { + +class FrameEncodeMetadataWriter { + public: + explicit FrameEncodeMetadataWriter(EncodedImageCallback* frame_drop_callback); + ~FrameEncodeMetadataWriter(); + + void OnEncoderInit(const VideoCodec& codec); + void OnSetRates(const VideoBitrateAllocation& bitrate_allocation, + uint32_t framerate_fps); + + void OnEncodeStarted(const VideoFrame& frame); + + void FillTimingInfo(size_t simulcast_svc_idx, EncodedImage* encoded_image); + + void UpdateBitstream(const CodecSpecificInfo* codec_specific_info, + EncodedImage* encoded_image); + + void Reset(); + + private: + // For non-internal-source encoders, returns encode started time and fixes + // capture timestamp for the frame, if corrupted by the encoder. + absl::optional ExtractEncodeStartTimeAndFillMetadata( + size_t simulcast_svc_idx, + EncodedImage* encoded_image) RTC_EXCLUSIVE_LOCKS_REQUIRED(lock_); + + struct FrameMetadata { + uint32_t rtp_timestamp; + int64_t encode_start_time_ms; + int64_t ntp_time_ms = 0; + int64_t timestamp_us = 0; + VideoRotation rotation = kVideoRotation_0; + absl::optional color_space; + RtpPacketInfos packet_infos; + }; + struct TimingFramesLayerInfo { + TimingFramesLayerInfo(); + ~TimingFramesLayerInfo(); + size_t target_bitrate_bytes_per_sec = 0; + std::list frames; + }; + + Mutex lock_; + EncodedImageCallback* const frame_drop_callback_; + VideoCodec codec_settings_ RTC_GUARDED_BY(&lock_); + uint32_t framerate_fps_ RTC_GUARDED_BY(&lock_); + + size_t num_spatial_layers_ RTC_GUARDED_BY(&lock_); + // Separate instance for each simulcast stream or spatial layer. + std::vector timing_frames_info_ RTC_GUARDED_BY(&lock_); + int64_t last_timing_frame_time_ms_ RTC_GUARDED_BY(&lock_); + size_t reordered_frames_logged_messages_ RTC_GUARDED_BY(&lock_); + size_t stalled_encoder_logged_messages_ RTC_GUARDED_BY(&lock_); +}; + +} // namespace webrtc + +#endif // VIDEO_FRAME_ENCODE_METADATA_WRITER_H_ -- cgit v1.2.3