simulcast_stream.h (1873B)
1 /* 2 * Copyright (c) 2022 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef API_VIDEO_CODECS_SIMULCAST_STREAM_H_ 12 #define API_VIDEO_CODECS_SIMULCAST_STREAM_H_ 13 14 #include <optional> 15 16 #include "api/video_codecs/scalability_mode.h" 17 #include "api/video_codecs/sdp_video_format.h" 18 #include "rtc_base/system/rtc_export.h" 19 20 namespace webrtc { 21 22 // TODO(bugs.webrtc.org/6883): Unify with struct VideoStream, part of 23 // VideoEncoderConfig. 24 struct RTC_EXPORT SimulcastStream { 25 // Temporary utility methods for transition from numberOfTemporalLayers 26 // setting to ScalabilityMode. 27 unsigned char GetNumberOfTemporalLayers() const; 28 std::optional<ScalabilityMode> GetScalabilityMode() const; 29 void SetNumberOfTemporalLayers(unsigned char n); 30 31 bool operator==(const SimulcastStream& other) const; 32 bool operator!=(const SimulcastStream& other) const { 33 return !(*this == other); 34 } 35 36 int width = 0; 37 int height = 0; 38 float maxFramerate = 0; // fps. 39 unsigned char numberOfTemporalLayers = 1; 40 unsigned int maxBitrate = 0; // kilobits/sec. 41 unsigned int targetBitrate = 0; // kilobits/sec. 42 unsigned int minBitrate = 0; // kilobits/sec. 43 unsigned int qpMax = 0; // minimum quality 44 bool active = false; // encoded and sent. 45 // The video format for this stream. 46 // This should be set for mixed-codec simulcast, while for other cases, 47 // it is optional and can be unset. 48 std::optional<SdpVideoFormat> format; 49 }; 50 51 } // namespace webrtc 52 #endif // API_VIDEO_CODECS_SIMULCAST_STREAM_H_