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

webrtc/modules/video_coding/codecs/h264/h264_encoder_impl.cc

 /*
  *  Copyright (c) 2015 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 234 matching lines @@
   encoded_image_buffer_.reset();
   return WEBRTC_VIDEO_CODEC_OK;
 }
 
 int32_t H264EncoderImpl::RegisterEncodeCompleteCallback(
     EncodedImageCallback* callback) {
   encoded_image_callback_ = callback;
   return WEBRTC_VIDEO_CODEC_OK;
 }
 
-int32_t H264EncoderImpl::SetRates(uint32_t bitrate, uint32_t framerate) {
-  if (bitrate <= 0 || framerate <= 0) {
+int32_t H264EncoderImpl::SetRateAllocation(
+    const BitrateAllocation& bitrate_allocation,
+    uint32_t framerate) {
+  if (bitrate_allocation.get_sum_kbps() <= 0 || framerate <= 0) {
     return WEBRTC_VIDEO_CODEC_ERR_PARAMETER;
   }
-  codec_settings_.targetBitrate = bitrate;
+  codec_settings_.targetBitrate = bitrate_allocation.get_sum_kbps();
   codec_settings_.maxFramerate = framerate;
   quality_scaler_.ReportFramerate(framerate);
 
   SBitrateInfo target_bitrate;
   memset(&target_bitrate, 0, sizeof(SBitrateInfo));
   target_bitrate.iLayer = SPATIAL_LAYER_ALL,
   target_bitrate.iBitrate = codec_settings_.targetBitrate * 1000;
   openh264_encoder_->SetOption(ENCODER_OPTION_BITRATE,
                                &target_bitrate);
   float max_framerate = static_cast<float>(codec_settings_.maxFramerate);
@@ skipping 212 matching lines @@
 
 int32_t H264EncoderImpl::SetPeriodicKeyFrames(bool enable) {
   return WEBRTC_VIDEO_CODEC_OK;
 }
 
 void H264EncoderImpl::OnDroppedFrame() {
   quality_scaler_.ReportDroppedFrame();
 }
 
 }  // namespace webrtc