Collecting encode_time_ms for each frame

webrtc/video_send_stream.h

 /*
  *  Copyright (c) 2013 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_SEND_STREAM_H_
 #define WEBRTC_VIDEO_SEND_STREAM_H_
 
 #include <map>
 #include <string>
 
 #include "webrtc/common_types.h"
 #include "webrtc/config.h"
 #include "webrtc/frame_callback.h"
 #include "webrtc/stream.h"
 #include "webrtc/transport.h"
 #include "webrtc/video_renderer.h"
 
 namespace webrtc {
 
+class FrameEncodeTimeCallback;
 class LoadObserver;
 class VideoEncoder;
 
+class EncodingTimeObserver {
+ public:
+  virtual ~EncodingTimeObserver() {}
+
+  virtual void OnEncodedFrame(const VideoFrame& frame, int encode_time_ms) = 0;
+};
+
 // Class to deliver captured frame to the video send stream.
 class VideoCaptureInput {
  public:
   // These methods do not lock internally and must be called sequentially.
   // If your application switches input sources synchronization must be done
   // externally to make sure that any old frames are not delivered concurrently.
   virtual void IncomingCapturedFrame(const VideoFrame& video_frame) = 0;
 
  protected:
   virtual ~VideoCaptureInput() {}
@@ skipping 106 matching lines @@
     int render_delay_ms = 0;
 
     // Target delay in milliseconds. A positive value indicates this stream is
     // used for streaming instead of a real-time call.
     int target_delay_ms = 0;
 
     // True if the stream should be suspended when the available bitrate fall
     // below the minimum configured bitrate. If this variable is false, the
     // stream may send at a rate higher than the estimated available bitrate.
     bool suspend_below_min_bitrate = false;
+
+    // Called for each encoded frame. Passes the total time spent on encoding.

[pbos-webrtc, 2015/09/30 12:48:31]

// TODO(ivica): Consolidate with post_encode_callback. Link to bug.

[ivica, 2015/09/30 13:18:04]

Done.

+    EncodingTimeObserver* encoding_time_observer = nullptr;
   };
 
   // Gets interface used to insert captured frames. Valid as long as the
   // VideoSendStream is valid.
   virtual VideoCaptureInput* Input() = 0;
 
   // Set which streams to send. Must have at least as many SSRCs as configured
   // in the config. Encoder settings are passed on to the encoder instance along
   // with the VideoStream settings.
   virtual bool ReconfigureVideoEncoder(const VideoEncoderConfig& config) = 0;
 
   virtual Stats GetStats() = 0;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_VIDEO_SEND_STREAM_H_