Removed SSRC knowledge from ViEEncoder.

webrtc/video/vie_encoder.h

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #ifndef WEBRTC_VIDEO_VIE_ENCODER_H_
 #define WEBRTC_VIDEO_VIE_ENCODER_H_
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "webrtc/base/criticalsection.h"
 #include "webrtc/base/scoped_ref_ptr.h"
 #include "webrtc/base/thread_annotations.h"
 #include "webrtc/common_types.h"
 #include "webrtc/video_encoder.h"
 #include "webrtc/media/base/videosinkinterface.h"
 #include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h"
 #include "webrtc/modules/video_coding/include/video_coding_defines.h"
-#include "webrtc/modules/video_coding/utility/ivf_file_writer.h"
 #include "webrtc/modules/video_coding/video_coding_impl.h"
 #include "webrtc/modules/video_processing/include/video_processing.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
 
 class Config;
 class EncodedImageCallback;
 class OveruseFrameDetector;
 class PacedSender;
@@ skipping 14 matching lines @@
 //    the encoded bit stream.
 // 5. Call Start.
 // 6. For each available raw video frame call EncodeVideoFrame.
 class ViEEncoder : public VideoEncoderRateObserver,
                    public EncodedImageCallback,
                    public VCMSendStatisticsCallback {
  public:
   friend class ViEBitrateObserver;
 
   ViEEncoder(uint32_t number_of_cores,
-             const std::vector<uint32_t>& ssrcs,
              ProcessThread* module_process_thread,
              SendStatisticsProxy* stats_proxy,
              OveruseFrameDetector* overuse_detector);
   ~ViEEncoder();
 
   vcm::VideoSender* video_sender();
 
   void SetNetworkTransmissionState(bool is_transmitting);
 
   // Returns the id of the owning channel.
@@ skipping 29 matching lines @@
   int32_t Encoded(const EncodedImage& encoded_image,
                   const CodecSpecificInfo* codec_specific_info,
                   const RTPFragmentationHeader* fragmentation) override;
 
   // Implements VideoSendStatisticsCallback.
   void SendStatistics(uint32_t bit_rate,
                       uint32_t frame_rate,
                       const std::string& encoder_name) override;
 
   // virtual to test EncoderStateFeedback with mocks.
-  virtual void OnReceivedIntraFrameRequest(uint32_t ssrc);
-  virtual void OnReceivedSLI(uint32_t ssrc, uint8_t picture_id);
-  virtual void OnReceivedRPSI(uint32_t ssrc, uint64_t picture_id);
+  virtual void OnReceivedIntraFrameRequest(size_t stream_index);
+  virtual void OnReceivedSLI(uint8_t picture_id);
+  virtual void OnReceivedRPSI(uint64_t picture_id);
 
   int GetPaddingNeededBps() const;
 
   void OnBitrateUpdated(uint32_t bitrate_bps,
                         uint8_t fraction_lost,
                         int64_t round_trip_time_ms);
 
  private:
-  static const bool kEnableFrameRecording = false;
-  static const int kMaxLayers = 3;
-
   bool EncoderPaused() const EXCLUSIVE_LOCKS_REQUIRED(data_cs_);
   void TraceFrameDropStart() EXCLUSIVE_LOCKS_REQUIRED(data_cs_);
   void TraceFrameDropEnd() EXCLUSIVE_LOCKS_REQUIRED(data_cs_);
 
   const uint32_t number_of_cores_;
-  const std::vector<uint32_t> ssrcs_;
 
   const std::unique_ptr<VideoProcessing> vp_;
   const std::unique_ptr<QMVideoSettingsCallback> qm_callback_;
   vcm::VideoSender video_sender_;
 
   rtc::CriticalSection data_cs_;
 
   SendStatisticsProxy* const stats_proxy_;
   OveruseFrameDetector* const overuse_detector_;
 
   // The time we last received an input frame or encoded frame. This is used to
   // track when video is stopped long enough that we also want to stop sending
   // padding.
   int64_t time_of_last_frame_activity_ms_ GUARDED_BY(data_cs_);
   VideoCodec encoder_config_ GUARDED_BY(data_cs_);
   int min_transmit_bitrate_bps_ GUARDED_BY(data_cs_);
   uint32_t last_observed_bitrate_bps_ GUARDED_BY(data_cs_);
   bool network_is_transmitting_ GUARDED_BY(data_cs_);
   bool encoder_paused_ GUARDED_BY(data_cs_);
   bool encoder_paused_and_dropped_frame_ GUARDED_BY(data_cs_);
-  std::vector<int64_t> time_last_intra_request_ms_ GUARDED_BY(data_cs_);
 
   rtc::CriticalSection sink_cs_;
   EncodedImageCallback* sink_ GUARDED_BY(sink_cs_);
 
   ProcessThread* module_process_thread_;
 
   bool has_received_sli_ GUARDED_BY(data_cs_);
   uint8_t picture_id_sli_ GUARDED_BY(data_cs_);
   bool has_received_rpsi_ GUARDED_BY(data_cs_);
   uint64_t picture_id_rpsi_ GUARDED_BY(data_cs_);
 
   bool video_suspended_ GUARDED_BY(data_cs_);
-
-  std::unique_ptr<IvfFileWriter> file_writers_[kMaxLayers] GUARDED_BY(data_cs_);
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_VIDEO_VIE_ENCODER_H_