Generate FMTP parameters for the H.264 codec.

webrtc/media/engine/webrtcvideoengine2.cc

Index: webrtc/media/engine/webrtcvideoengine2.cc
diff --git a/webrtc/media/engine/webrtcvideoengine2.cc b/webrtc/media/engine/webrtcvideoengine2.cc
index ec6b033d2f7a3862be69a9c25390d646968cfd2c..b9dbd666848a8703e76dc4be1c5623c50ed91bd6 100644
--- a/webrtc/media/engine/webrtcvideoengine2.cc
+++ b/webrtc/media/engine/webrtcvideoengine2.cc
@@ -386,8 +386,18 @@ std::vector<VideoCodec> DefaultVideoCodecList() {
         VideoCodec::CreateRtxCodec(kDefaultRtxVp9PlType, kDefaultVp9PlType));
   }
   if (CodecIsInternallySupported(kH264CodecName)) {
-    codecs.push_back(MakeVideoCodecWithDefaultFeedbackParams(kDefaultH264PlType,
-                                                             kH264CodecName));
+    VideoCodec codec = MakeVideoCodecWithDefaultFeedbackParams(
+        kDefaultH264PlType, kH264CodecName);
+    // TODO(hta): Move all parameter generation for SDP into the codec
+    // implementation, for all codecs and parameters.
+    // TODO(hta): Move selection of profile-level-id to H.264 codec
+    // implementation.
+    // TODO(hta): Set FMTP parameters for all codecs of type H264.
+    codec.SetParam(kH264FmtpProfileLevelId,
+                   kH264ProfileLevelConstrainedBaseline);
+    codec.SetParam(kH264FmtpLevelAsymmetryAllowed, "1");

[juberti2, 2016/04/13 20:20:58]

You can use the int version here, e.g. 1 instead of "1".

[hta-webrtc, 2016/04/13 20:43:58]

Acknowledged.

+    codec.SetParam(kH264FmtpPacketizationMode, "1");
+    codecs.push_back(codec);
     codecs.push_back(
         VideoCodec::CreateRtxCodec(kDefaultRtxH264PlType, kDefaultH264PlType));
   }