| OLD | NEW |
| 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_CONTENT_METRICS_PROCESSING_H_ | 11 #ifndef WEBRTC_MODULES_VIDEO_CODING_CONTENT_METRICS_PROCESSING_H_ |
| 12 #define WEBRTC_MODULES_VIDEO_CODING_CONTENT_METRICS_PROCESSING_H_ | 12 #define WEBRTC_MODULES_VIDEO_CODING_CONTENT_METRICS_PROCESSING_H_ |
| 13 | 13 |
| 14 #include "webrtc/typedefs.h" | 14 #include "webrtc/typedefs.h" |
| 15 | 15 |
| 16 namespace webrtc { | 16 namespace webrtc { |
| 17 | 17 |
| 18 struct VideoContentMetrics; | 18 struct VideoContentMetrics; |
| 19 | 19 |
| 20 // QM interval time (in ms) | 20 // QM interval time (in ms) |
| 21 enum { | 21 enum { kQmMinIntervalMs = 10000 }; |
| 22 kQmMinIntervalMs = 10000 | |
| 23 }; | |
| 24 | 22 |
| 25 // Flag for NFD metric vs motion metric | 23 // Flag for NFD metric vs motion metric |
| 26 enum { | 24 enum { kNfdMetric = 1 }; |
| 27 kNfdMetric = 1 | |
| 28 }; | |
| 29 | 25 |
| 30 /**********************************/ | 26 /**********************************/ |
| 31 /* Content Metrics Processing */ | 27 /* Content Metrics Processing */ |
| 32 /**********************************/ | 28 /**********************************/ |
| 33 class VCMContentMetricsProcessing { | 29 class VCMContentMetricsProcessing { |
| 34 public: | 30 public: |
| 35 VCMContentMetricsProcessing(); | 31 VCMContentMetricsProcessing(); |
| 36 ~VCMContentMetricsProcessing(); | 32 ~VCMContentMetricsProcessing(); |
| 37 | 33 |
| 38 // Update class with latest metrics. | 34 // Update class with latest metrics. |
| 39 int UpdateContentData(const VideoContentMetrics *contentMetrics); | 35 int UpdateContentData(const VideoContentMetrics* contentMetrics); |
| 40 | 36 |
| 41 // Reset the short-term averaged content data. | 37 // Reset the short-term averaged content data. |
| 42 void ResetShortTermAvgData(); | 38 void ResetShortTermAvgData(); |
| 43 | 39 |
| 44 // Initialize. | 40 // Initialize. |
| 45 int Reset(); | 41 int Reset(); |
| 46 | 42 |
| 47 // Inform class of current frame rate. | 43 // Inform class of current frame rate. |
| 48 void UpdateFrameRate(uint32_t frameRate); | 44 void UpdateFrameRate(uint32_t frameRate); |
| 49 | 45 |
| 50 // Returns the long-term averaged content data: recursive average over longer | 46 // Returns the long-term averaged content data: recursive average over longer |
| 51 // time scale. | 47 // time scale. |
| 52 VideoContentMetrics* LongTermAvgData(); | 48 VideoContentMetrics* LongTermAvgData(); |
| 53 | 49 |
| 54 // Returns the short-term averaged content data: uniform average over | 50 // Returns the short-term averaged content data: uniform average over |
| 55 // shorter time scalE. | 51 // shorter time scalE. |
| 56 VideoContentMetrics* ShortTermAvgData(); | 52 VideoContentMetrics* ShortTermAvgData(); |
| 57 | 53 |
| 58 private: | 54 private: |
| 59 // Compute working average. | 55 // Compute working average. |
| 60 int ProcessContent(const VideoContentMetrics *contentMetrics); | 56 int ProcessContent(const VideoContentMetrics* contentMetrics); |
| 61 | 57 |
| 62 // Update the recursive averaged metrics: longer time average (~5/10 secs). | 58 // Update the recursive averaged metrics: longer time average (~5/10 secs). |
| 63 void UpdateRecursiveAvg(const VideoContentMetrics *contentMetrics); | 59 void UpdateRecursiveAvg(const VideoContentMetrics* contentMetrics); |
| 64 | 60 |
| 65 // Update the uniform averaged metrics: shorter time average (~RTCP report). | 61 // Update the uniform averaged metrics: shorter time average (~RTCP report). |
| 66 void UpdateUniformAvg(const VideoContentMetrics *contentMetrics); | 62 void UpdateUniformAvg(const VideoContentMetrics* contentMetrics); |
| 67 | 63 |
| 68 VideoContentMetrics* recursive_avg_; | 64 VideoContentMetrics* recursive_avg_; |
| 69 VideoContentMetrics* uniform_avg_; | 65 VideoContentMetrics* uniform_avg_; |
| 70 float recursive_avg_factor_; | 66 float recursive_avg_factor_; |
| 71 uint32_t frame_cnt_uniform_avg_; | 67 uint32_t frame_cnt_uniform_avg_; |
| 72 float avg_motion_level_; | 68 float avg_motion_level_; |
| 73 float avg_spatial_level_; | 69 float avg_spatial_level_; |
| 74 }; | 70 }; |
| 75 } // namespace webrtc | 71 } // namespace webrtc |
| 76 #endif // WEBRTC_MODULES_VIDEO_CODING_CONTENT_METRICS_PROCESSING_H_ | 72 #endif // WEBRTC_MODULES_VIDEO_CODING_CONTENT_METRICS_PROCESSING_H_ |
| OLD | NEW |