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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 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 | 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 | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #ifndef WEBRTC_MODULES_VIDEO_CODING_MEDIA_OPT_UTIL_H_ | 11 #ifndef WEBRTC_MODULES_VIDEO_CODING_MEDIA_OPT_UTIL_H_ |
12 #define WEBRTC_MODULES_VIDEO_CODING_MEDIA_OPT_UTIL_H_ | 12 #define WEBRTC_MODULES_VIDEO_CODING_MEDIA_OPT_UTIL_H_ |
13 | 13 |
14 #include <math.h> | 14 #include <math.h> |
15 #include <stdlib.h> | 15 #include <stdlib.h> |
16 | 16 |
17 #include "webrtc/base/exp_filter.h" | 17 #include "webrtc/base/exp_filter.h" |
| 18 #include "webrtc/base/scoped_ptr.h" |
18 #include "webrtc/modules/video_coding/main/source/internal_defines.h" | 19 #include "webrtc/modules/video_coding/main/source/internal_defines.h" |
19 #include "webrtc/modules/video_coding/main/source/qm_select.h" | 20 #include "webrtc/modules/video_coding/main/source/qm_select.h" |
20 #include "webrtc/system_wrappers/interface/trace.h" | 21 #include "webrtc/system_wrappers/interface/trace.h" |
21 #include "webrtc/typedefs.h" | 22 #include "webrtc/typedefs.h" |
22 | 23 |
23 namespace webrtc { | 24 namespace webrtc { |
24 namespace media_optimization { | 25 namespace media_optimization { |
25 | 26 |
26 // Number of time periods used for (max) window filter for packet loss | 27 // Number of time periods used for (max) window filter for packet loss |
27 // TODO (marpan): set reasonable window size for filtered packet loss, | 28 // TODO (marpan): set reasonable window size for filtered packet loss, |
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328 uint8_t lossPr255); | 329 uint8_t lossPr255); |
329 | 330 |
330 void Reset(int64_t nowMs); | 331 void Reset(int64_t nowMs); |
331 | 332 |
332 void Release(); | 333 void Release(); |
333 | 334 |
334 private: | 335 private: |
335 // Sets the available loss protection methods. | 336 // Sets the available loss protection methods. |
336 void UpdateMaxLossHistory(uint8_t lossPr255, int64_t now); | 337 void UpdateMaxLossHistory(uint8_t lossPr255, int64_t now); |
337 uint8_t MaxFilteredLossPr(int64_t nowMs) const; | 338 uint8_t MaxFilteredLossPr(int64_t nowMs) const; |
338 VCMProtectionMethod* _selectedMethod; | 339 rtc::scoped_ptr<VCMProtectionMethod> _selectedMethod; |
339 VCMProtectionParameters _currentParameters; | 340 VCMProtectionParameters _currentParameters; |
340 int64_t _rtt; | 341 int64_t _rtt; |
341 float _lossPr; | 342 float _lossPr; |
342 float _bitRate; | 343 float _bitRate; |
343 float _frameRate; | 344 float _frameRate; |
344 float _keyFrameSize; | 345 float _keyFrameSize; |
345 uint8_t _fecRateKey; | 346 uint8_t _fecRateKey; |
346 uint8_t _fecRateDelta; | 347 uint8_t _fecRateDelta; |
347 int64_t _lastPrUpdateT; | 348 int64_t _lastPrUpdateT; |
348 int64_t _lastPacketPerFrameUpdateT; | 349 int64_t _lastPacketPerFrameUpdateT; |
349 int64_t _lastPacketPerFrameUpdateTKey; | 350 int64_t _lastPacketPerFrameUpdateTKey; |
350 rtc::ExpFilter _lossPr255; | 351 rtc::ExpFilter _lossPr255; |
351 VCMLossProbabilitySample _lossPrHistory[kLossPrHistorySize]; | 352 VCMLossProbabilitySample _lossPrHistory[kLossPrHistorySize]; |
352 uint8_t _shortMaxLossPr255; | 353 uint8_t _shortMaxLossPr255; |
353 rtc::ExpFilter _packetsPerFrame; | 354 rtc::ExpFilter _packetsPerFrame; |
354 rtc::ExpFilter _packetsPerFrameKey; | 355 rtc::ExpFilter _packetsPerFrameKey; |
355 uint16_t _codecWidth; | 356 uint16_t _codecWidth; |
356 uint16_t _codecHeight; | 357 uint16_t _codecHeight; |
357 int _numLayers; | 358 int _numLayers; |
358 }; | 359 }; |
359 | 360 |
360 } // namespace media_optimization | 361 } // namespace media_optimization |
361 } // namespace webrtc | 362 } // namespace webrtc |
362 | 363 |
363 #endif // WEBRTC_MODULES_VIDEO_CODING_MEDIA_OPT_UTIL_H_ | 364 #endif // WEBRTC_MODULES_VIDEO_CODING_MEDIA_OPT_UTIL_H_ |
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