Respect VP8.automaticResizeOn for MediaCodec.

webrtc/api/java/jni/androidmediaencoder_jni.cc

 /*
  *  Copyright 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 364 matching lines @@
     return WEBRTC_VIDEO_CODEC_ERR_PARAMETER;
   }
   // Factory should guard against other codecs being used with us.
   RTC_CHECK(codec_settings->codecType == codecType_)
       << "Unsupported codec " << codec_settings->codecType << " for "
       << codecType_;
 
   codec_mode_ = codec_settings->mode;
   int init_width = codec_settings->width;
   int init_height = codec_settings->height;
-  scale_ = codecType_ != kVideoCodecVP9;
+  // Scaling is disabled for VP9, but optionally enabled for VP8.
+  // TODO(pbos): Extract automaticResizeOn out of VP8 settings.
+  scale_ = codecType_ == kVideoCodecVP8 ? codec_settings->VP8.automaticResizeOn

[AlexG, 2016/06/30 12:53:43]

nit: easier to read:
if (codecType_ == kVideoCodecVP8) {
  scale_ = ...
} else if (codecType_ == kVideoCodecH264) {
  scale_ = ...
}  else ...

+                                        : codecType_ != kVideoCodecVP9;
 
   ALOGD << "InitEncode request: " << init_width << " x " << init_height;
   ALOGD << "Encoder automatic resize " << (scale_ ? "enabled" : "disabled");
 
   if (scale_) {
     if (codecType_ == kVideoCodecVP8) {
       quality_scaler_.Init(
           QualityScaler::kLowVp8QpThreshold, QualityScaler::kBadVp8QpThreshold,
           codec_settings->startBitrate, codec_settings->width,
           codec_settings->height, codec_settings->maxFramerate);
@@ skipping 894 matching lines @@
   return supported_codecs_;
 }
 
 void MediaCodecVideoEncoderFactory::DestroyVideoEncoder(
     webrtc::VideoEncoder* encoder) {
   ALOGD << "Destroy video encoder.";
   delete encoder;
 }
 
 }  // namespace webrtc_jni