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

webrtc/modules/video_coding/codecs/i420/include/i420.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_MODULES_VIDEO_CODING_CODECS_I420_INCLUDE_I420_H_
 #define WEBRTC_MODULES_VIDEO_CODING_CODECS_I420_INCLUDE_I420_H_
 
 #include <vector>
 
+#include "webrtc/base/checks.h"

[perkj_webrtc, 2016/10/27 12:57:31]

seems to be included in the wrong file.

[sprang_webrtc, 2016/11/01 18:03:16]

Done.

 #include "webrtc/modules/video_coding/include/video_codec_interface.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
 
 class I420Encoder : public VideoEncoder {
  public:
   I420Encoder();
 
   virtual ~I420Encoder();
@@ skipping 32 matching lines @@
   //          - callback         : Callback object which handles encoded images.
   //
   // Return value                : WEBRTC_VIDEO_CODEC_OK if OK, < 0 otherwise.
   int RegisterEncodeCompleteCallback(EncodedImageCallback* callback) override;
 
   // Free encoder memory.
   //
   // Return value                : WEBRTC_VIDEO_CODEC_OK if OK, < 0 otherwise.
   int Release() override;
 
-  int SetRates(uint32_t /*newBitRate*/, uint32_t /*frameRate*/) override {
-    return WEBRTC_VIDEO_CODEC_OK;
-  }
-
   int SetChannelParameters(uint32_t /*packetLoss*/, int64_t /*rtt*/) override {
     return WEBRTC_VIDEO_CODEC_OK;
   }
 
   void OnDroppedFrame() override {}
 
  private:
   static uint8_t* InsertHeader(uint8_t* buffer,
                                uint16_t width,
                                uint16_t height);
@@ skipping 57 matching lines @@
   VideoFrame _decodedImage;
   int _width;
   int _height;
   bool _inited;
   DecodedImageCallback* _decodeCompleteCallback;
 };  // class I420Decoder
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_VIDEO_CODING_CODECS_I420_INCLUDE_I420_H_