Implement framesEncoded stat in video send ssrc stats.

webrtc/video/send_statistics_proxy.cc

 /*
  *  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.
  */
 
@@ skipping 425 matching lines @@
   rtc::CritScope lock(&crit_);
   stats_.target_media_bitrate_bps = bitrate_bps;
 }
 
 void SendStatisticsProxy::OnSendEncodedImage(
     const EncodedImage& encoded_image,
     const CodecSpecificInfo* codec_info) {
   size_t simulcast_idx = 0;
 
   rtc::CritScope lock(&crit_);
+  ++stats_.frames_encoded;
   if (codec_info) {
     if (codec_info->codecType == kVideoCodecVP8) {
       simulcast_idx = codec_info->codecSpecific.VP8.simulcastIdx;
     } else if (codec_info->codecType == kVideoCodecGeneric) {
       simulcast_idx = codec_info->codecSpecific.generic.simulcast_idx;
     }
     if (codec_info->codec_name) {
       stats_.encoder_implementation_name = codec_info->codec_name;
     }
   }
@@ skipping 188 matching lines @@
   return Fraction(min_required_samples, 1000.0f);
 }
 
 int SendStatisticsProxy::BoolSampleCounter::Fraction(
     int min_required_samples, float multiplier) const {
   if (num_samples < min_required_samples || num_samples == 0)
     return -1;
   return static_cast<int>((sum * multiplier / num_samples) + 0.5f);
 }
 }  // namespace webrtc