Use initial bitrates for software VP8.

webrtc/media/engine/webrtcvideoengine2_unittest.cc

Index: webrtc/media/engine/webrtcvideoengine2_unittest.cc
diff --git a/webrtc/media/engine/webrtcvideoengine2_unittest.cc b/webrtc/media/engine/webrtcvideoengine2_unittest.cc
index d765f8232e0a942bce540d1ed896cc2d8e8dc418..cc0f4ad758590ee73027f917b392898299722eb5 100644
--- a/webrtc/media/engine/webrtcvideoengine2_unittest.cc
+++ b/webrtc/media/engine/webrtcvideoengine2_unittest.cc
@@ -864,7 +864,12 @@ TEST_F(WebRtcVideoChannel2BaseTest, SendAndReceiveVp8SvcQqvga) {
 }
 
 TEST_F(WebRtcVideoChannel2BaseTest, TwoStreamsSendAndReceive) {
-  Base::TwoStreamsSendAndReceive(kVp8Codec);
+  // Set a high bitrate to not be downscaled by VP8 due to low initial start
+  // bitrates. This currently happens at <250k, and two streams sharing 300k
+  // initially will use QVGA instead of VGA initially.
+  cricket::VideoCodec codec = kVp8Codec;
+  codec.params[kCodecParamStartBitrate] = "1000000";
+  Base::TwoStreamsSendAndReceive(codec);

[stefan-webrtc, 2016/04/19 06:46:37]

Shouldn't we instead change TwoStreamsSendAndReceive to verify QVGA?

 }
 
 class WebRtcVideoChannel2Test : public WebRtcVideoEngine2Test {