Implement a high-QP threshold for Android H.264.

webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc

Index: webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc
diff --git a/webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc b/webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc
index 48ed02ae351443313369e2c4d038e38131a9386b..43e135a2aed7ece510711bbf18c0a9e2f0500a81 100644
--- a/webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc
+++ b/webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc
@@ -579,8 +579,13 @@ int VP8EncoderImpl::InitEncode(const VideoCodec* inst,
   }
 
   rps_.Init();
+  // TODO(pbos): Investigate whether a bad-QP threshold makes sense for software
+  // VP8.
+  // TODO(pbos): Investigate turning on input-framerate reduction for software
+  // VP8.

[stefan-webrtc, 2015/09/25 14:18:02]

Don't need these comemnts. libvpx handles this

[pbos-webrtc, 2015/09/25 14:24:08]

Done.

+  const int kDisabledBadQpThreshold = 64;
   quality_scaler_.Init(codec_.qpMax / QualityScaler::kDefaultLowQpDenominator,
-                       false);
+                       kDisabledBadQpThreshold, false);
   quality_scaler_.ReportFramerate(codec_.maxFramerate);
 
   return InitAndSetControlSettings();
@@ -891,11 +896,6 @@ int VP8EncoderImpl::Encode(const VideoFrame& frame,
 int VP8EncoderImpl::UpdateCodecFrameSize(const VideoFrame& input_image) {
   codec_.width = input_image.width();
   codec_.height = input_image.height();
-  if (codec_.numberOfSimulcastStreams <= 1) {
-    // For now scaling is only used for single-layer streams.
-    codec_.simulcastStream[0].width = input_image.width();
-    codec_.simulcastStream[0].height = input_image.height();

[stefan-webrtc, 2015/09/25 14:18:02]

w00t?

[pbos-webrtc, 2015/09/25 14:24:08]

Oops, I think I tested some locally. Don't remember, put it back.

-  }
   // Update the cpu_speed setting for resolution change.
   vpx_codec_control(&(encoders_[0]),
                     VP8E_SET_CPUUSED,