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| 1 /* | 1 /* |
| 2 * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2011 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 #include "webrtc/modules/video_coding/utility/include/frame_dropper.h" | 11 #include "webrtc/modules/video_coding/utility/frame_dropper.h" |
| 12 | 12 |
| 13 #include "webrtc/system_wrappers/include/trace.h" | 13 #include "webrtc/system_wrappers/include/trace.h" |
| 14 | 14 |
| 15 namespace webrtc | 15 namespace webrtc |
| 16 { | 16 { |
| 17 | 17 |
| 18 const float kDefaultKeyFrameSizeAvgKBits = 0.9f; | 18 const float kDefaultKeyFrameSizeAvgKBits = 0.9f; |
| 19 const float kDefaultKeyFrameRatio = 0.99f; | 19 const float kDefaultKeyFrameRatio = 0.99f; |
| 20 const float kDefaultDropRatioAlpha = 0.9f; | 20 const float kDefaultDropRatioAlpha = 0.9f; |
| 21 const float kDefaultDropRatioMax = 0.96f; | 21 const float kDefaultDropRatioMax = 0.96f; |
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| 361 // This is a temporary fix for screencasting where very large frames from | 361 // This is a temporary fix for screencasting where very large frames from |
| 362 // encoder will cause very slow response (too many frame drops). | 362 // encoder will cause very slow response (too many frame drops). |
| 363 void FrameDropper::CapAccumulator() { | 363 void FrameDropper::CapAccumulator() { |
| 364 float max_accumulator = _targetBitRate * _cap_buffer_size; | 364 float max_accumulator = _targetBitRate * _cap_buffer_size; |
| 365 if (_accumulator > max_accumulator) { | 365 if (_accumulator > max_accumulator) { |
| 366 _accumulator = max_accumulator; | 366 _accumulator = max_accumulator; |
| 367 } | 367 } |
| 368 } | 368 } |
| 369 | 369 |
| 370 } | 370 } |
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