1 /* 2 * Copyright (c) 2012 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 WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_INCLUDE_BWE_DEFINES_H_ 12 #define WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_INCLUDE_BWE_DEFINES_H_ 13 14 #include "webrtc/typedefs.h" 15 16 #define BWE_MAX(a, b) ((a) > (b) ? (a) : (b)) 17 #define BWE_MIN(a, b) ((a) < (b) ? (a) : (b)) 18 19 namespace webrtc { 20 21 static const int64_t kBitrateWindowMs = 1000; 22 23 enum BandwidthUsage { 24 kBwNormal = 0, 25 kBwUnderusing = 1, 26 kBwOverusing = 2, 27 }; 28 29 enum RateControlState { kRcHold, kRcIncrease, kRcDecrease }; 30 31 enum RateControlRegion { kRcNearMax, kRcAboveMax, kRcMaxUnknown }; 32 33 struct RateControlInput { RateControlInputRateControlInput34 RateControlInput(BandwidthUsage bw_state, 35 uint32_t incoming_bitrate, 36 double noise_var) 37 : bw_state(bw_state), 38 incoming_bitrate(incoming_bitrate), 39 noise_var(noise_var) {} 40 41 BandwidthUsage bw_state; 42 uint32_t incoming_bitrate; 43 double noise_var; 44 }; 45 } // namespace webrtc 46 47 #endif // WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_INCLUDE_BWE_DEFINES_H_ 48