Update encoder settings periodically, not only on new bandwidth estimate

webrtc/modules/video_coding/main/source/media_optimization.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.
  */
 
@@ skipping 61 matching lines @@
   void SuspendBelowMinBitrate(int threshold_bps, int window_bps);
   bool IsVideoSuspended() const;
 
   bool DropFrame();
 
   void UpdateContentData(const VideoContentMetrics* content_metrics);
 
   // Informs Media Optimization of encoded output.
   int32_t UpdateWithEncodedData(const EncodedImage& encoded_image);
 
+  // InputFrameRate 0 = no frame rate estimate available.
   uint32_t InputFrameRate();
   uint32_t SentFrameRate();
   uint32_t SentBitRate();
   VCMFrameCount SentFrameCount();
 
  private:
   enum {
     kFrameCountHistorySize = 90
   };
   enum {
@@ skipping 79 matching lines @@
   int num_layers_ GUARDED_BY(crit_sect_);
   bool suspension_enabled_ GUARDED_BY(crit_sect_);
   bool video_suspended_ GUARDED_BY(crit_sect_);
   int suspension_threshold_bps_ GUARDED_BY(crit_sect_);
   int suspension_window_bps_ GUARDED_BY(crit_sect_);
 };
 }  // namespace media_optimization
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_VIDEO_CODING_MAIN_SOURCE_MEDIA_OPTIMIZATION_H_