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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 |
| (...skipping 29 matching lines...) Expand all Loading... |
| 40 class VideoEncoder; | 40 class VideoEncoder; |
| 41 | 41 |
| 42 // VieEncoder represent a video encoder that accepts raw video frames as input | 42 // VieEncoder represent a video encoder that accepts raw video frames as input |
| 43 // and produces an encoded bit stream. | 43 // and produces an encoded bit stream. |
| 44 // Usage: | 44 // Usage: |
| 45 // 1. Instantiate | 45 // 1. Instantiate |
| 46 // 2. Call Init | 46 // 2. Call Init |
| 47 // 3. Call RegisterExternalEncoder if available. | 47 // 3. Call RegisterExternalEncoder if available. |
| 48 // 4. Call SetEncoder with the codec settings and the object that shall receive | 48 // 4. Call SetEncoder with the codec settings and the object that shall receive |
| 49 // the encoded bit stream. | 49 // the encoded bit stream. |
| 50 // 5. Call Start. | 50 // 5. For each available raw video frame call EncodeVideoFrame. |
| 51 // 6. For each available raw video frame call EncodeVideoFrame. | |
| 52 class ViEEncoder : public VideoEncoderRateObserver, | 51 class ViEEncoder : public VideoEncoderRateObserver, |
| 53 public EncodedImageCallback, | 52 public EncodedImageCallback, |
| 54 public VCMSendStatisticsCallback { | 53 public VCMSendStatisticsCallback { |
| 55 public: | 54 public: |
| 56 friend class ViEBitrateObserver; | 55 friend class ViEBitrateObserver; |
| 57 | 56 |
| 58 ViEEncoder(uint32_t number_of_cores, | 57 ViEEncoder(uint32_t number_of_cores, |
| 59 ProcessThread* module_process_thread, | 58 ProcessThread* module_process_thread, |
| 60 SendStatisticsProxy* stats_proxy, | 59 SendStatisticsProxy* stats_proxy, |
| 61 OveruseFrameDetector* overuse_detector, | 60 OveruseFrameDetector* overuse_detector, |
| 62 EncodedImageCallback* sink); | 61 EncodedImageCallback* sink); |
| 63 ~ViEEncoder(); | 62 ~ViEEncoder(); |
| 64 | 63 |
| 65 vcm::VideoSender* video_sender(); | 64 vcm::VideoSender* video_sender(); |
| 66 | 65 |
| 67 // Returns the id of the owning channel. | 66 // Returns the id of the owning channel. |
| 68 int Owner() const; | 67 int Owner() const; |
| 69 | 68 |
| 70 void Start(); | |
| 71 // Drops incoming packets before they get to the encoder. | |
| 72 void Pause(); | |
| 73 | |
| 74 // Codec settings. | 69 // Codec settings. |
| 75 int32_t RegisterExternalEncoder(VideoEncoder* encoder, | 70 int32_t RegisterExternalEncoder(VideoEncoder* encoder, |
| 76 uint8_t pl_type, | 71 uint8_t pl_type, |
| 77 bool internal_source); | 72 bool internal_source); |
| 78 int32_t DeRegisterExternalEncoder(uint8_t pl_type); | 73 int32_t DeRegisterExternalEncoder(uint8_t pl_type); |
| 79 void SetEncoder(const VideoCodec& video_codec, | 74 void SetEncoder(const VideoCodec& video_codec, |
| 80 size_t max_data_payload_length); | 75 size_t max_data_payload_length); |
| 81 | 76 |
| 82 void EncodeVideoFrame(const VideoFrame& video_frame); | 77 void EncodeVideoFrame(const VideoFrame& video_frame); |
| 83 void SendKeyFrame(); | 78 void SendKeyFrame(); |
| (...skipping 43 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 127 | 122 |
| 128 SendStatisticsProxy* const stats_proxy_; | 123 SendStatisticsProxy* const stats_proxy_; |
| 129 OveruseFrameDetector* const overuse_detector_; | 124 OveruseFrameDetector* const overuse_detector_; |
| 130 | 125 |
| 131 // The time we last received an input frame or encoded frame. This is used to | 126 // The time we last received an input frame or encoded frame. This is used to |
| 132 // track when video is stopped long enough that we also want to stop sending | 127 // track when video is stopped long enough that we also want to stop sending |
| 133 // padding. | 128 // padding. |
| 134 int64_t time_of_last_frame_activity_ms_ GUARDED_BY(data_cs_); | 129 int64_t time_of_last_frame_activity_ms_ GUARDED_BY(data_cs_); |
| 135 VideoCodec encoder_config_ GUARDED_BY(data_cs_); | 130 VideoCodec encoder_config_ GUARDED_BY(data_cs_); |
| 136 uint32_t last_observed_bitrate_bps_ GUARDED_BY(data_cs_); | 131 uint32_t last_observed_bitrate_bps_ GUARDED_BY(data_cs_); |
| 137 bool encoder_paused_ GUARDED_BY(data_cs_); | |
| 138 bool encoder_paused_and_dropped_frame_ GUARDED_BY(data_cs_); | 132 bool encoder_paused_and_dropped_frame_ GUARDED_BY(data_cs_); |
| 139 | 133 |
| 140 ProcessThread* module_process_thread_; | 134 ProcessThread* module_process_thread_; |
| 141 | 135 |
| 142 bool has_received_sli_ GUARDED_BY(data_cs_); | 136 bool has_received_sli_ GUARDED_BY(data_cs_); |
| 143 uint8_t picture_id_sli_ GUARDED_BY(data_cs_); | 137 uint8_t picture_id_sli_ GUARDED_BY(data_cs_); |
| 144 bool has_received_rpsi_ GUARDED_BY(data_cs_); | 138 bool has_received_rpsi_ GUARDED_BY(data_cs_); |
| 145 uint64_t picture_id_rpsi_ GUARDED_BY(data_cs_); | 139 uint64_t picture_id_rpsi_ GUARDED_BY(data_cs_); |
| 146 | 140 |
| 147 bool video_suspended_ GUARDED_BY(data_cs_); | 141 bool video_suspended_ GUARDED_BY(data_cs_); |
| 148 }; | 142 }; |
| 149 | 143 |
| 150 } // namespace webrtc | 144 } // namespace webrtc |
| 151 | 145 |
| 152 #endif // WEBRTC_VIDEO_VIE_ENCODER_H_ | 146 #endif // WEBRTC_VIDEO_VIE_ENCODER_H_ |
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