1 /* 2 * Copyright 2019 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 RTC_BASE_EXPERIMENTS_MIN_VIDEO_BITRATE_EXPERIMENT_H_ 12 #define RTC_BASE_EXPERIMENTS_MIN_VIDEO_BITRATE_EXPERIMENT_H_ 13 14 #include "absl/types/optional.h" 15 #include "api/units/data_rate.h" 16 #include "api/video/video_codec_type.h" 17 18 namespace webrtc { 19 20 extern const int kDefaultMinVideoBitrateBps; 21 22 // Return the experiment-driven minimum video bitrate. 23 // If no experiment is effective, returns nullopt. 24 absl::optional<DataRate> GetExperimentalMinVideoBitrate(VideoCodecType type); 25 26 } // namespace webrtc 27 28 #endif // RTC_BASE_EXPERIMENTS_MIN_VIDEO_BITRATE_EXPERIMENT_H_ 29