Extract bitrate allocation of spatial/temporal layers out of codec impl.

webrtc/modules/video_coding/include/video_coding.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 17 matching lines @@
 #include "webrtc/video_frame.h"
 
 namespace webrtc {
 
 class Clock;
 class EncodedImageCallback;
 // TODO(pbos): Remove VCMQMSettingsCallback completely. This might be done by
 // removing the VCM and use VideoSender/VideoReceiver as a public interface
 // directly.
 class VCMQMSettingsCallback;
+class VideoBitrateAllocator;
 class VideoEncoder;
 class VideoDecoder;
 struct CodecSpecificInfo;
 
 class EventFactory {
  public:
   virtual ~EventFactory() {}
 
   virtual EventWrapper* CreateEvent() = 0;
 };
@@ skipping 111 matching lines @@
   //      - target_bitrate        : The target bitrate for VCM in bits/s.
   //      - lossRate              : Fractions of lost packets the past second.
   //                                (loss rate in percent = 100 * packetLoss /
   //                                255)
   //      - rtt                   : Current round-trip time in ms.
   //
   // Return value      : VCM_OK, on success.
   //                     < 0,         on error.
   virtual int32_t SetChannelParameters(uint32_t target_bitrate,
                                        uint8_t lossRate,
-                                       int64_t rtt) = 0;
+                                       int64_t rtt,

[perkj_webrtc, 2016/10/21 08:24:29]

We no longer use the module. Instead we use the sender directly.

[sprang_webrtc, 2016/10/25 10:44:25]

Acknowledged.

+                                       VideoBitrateAllocator* allocator) = 0;
 
   // Sets the parameters describing the receive channel. These parameters are
   // inputs to the
   // Media Optimization inside the VCM.
   //
   // Input:
   //      - rtt                   : Current round-trip time in ms.
   //                                with the most amount available bandwidth in
   //                                a conference
   //                                scenario
@@ skipping 288 matching lines @@
 
   virtual void RegisterPostEncodeImageCallback(
       EncodedImageCallback* post_encode_callback) = 0;
   // Releases pending decode calls, permitting faster thread shutdown.
   virtual void TriggerDecoderShutdown() = 0;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_VIDEO_CODING_INCLUDE_VIDEO_CODING_H_