Add more tracing for key frames.

R=mallinath@webrtc.org, stefan@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/1428004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@4015 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/webrtc/modules/rtp_rtcp/source/rtcp_receiver.cc b/webrtc/modules/rtp_rtcp/source/rtcp_receiver.cc
index 3b9659a..bfb5f50 100644
--- a/webrtc/modules/rtp_rtcp/source/rtcp_receiver.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtcp_receiver.cc
@@ -918,6 +918,8 @@
                              RTCPPacketInformation& rtcpPacketInformation) {
   const RTCPUtility::RTCPPacket& rtcpPacket = rtcpParser.Packet();
   if (_SSRC == rtcpPacket.PLI.MediaSSRC) {
+    TRACE_EVENT_INSTANT0("webrtc_rtp", "PLI");
+
     // Received a signal that we need to send a new key frame.
     rtcpPacketInformation.rtcpPacketTypeFlags |= kRtcpPli;
   }
diff --git a/webrtc/modules/rtp_rtcp/source/rtp_sender.cc b/webrtc/modules/rtp_rtcp/source/rtp_sender.cc
index b4cdf69..cfc7c66 100644
--- a/webrtc/modules/rtp_rtcp/source/rtp_sender.cc
+++ b/webrtc/modules/rtp_rtcp/source/rtp_sender.cc
@@ -330,9 +330,6 @@
     const uint8_t *payload_data, const uint32_t payload_size,
     const RTPFragmentationHeader *fragmentation,
     VideoCodecInformation *codec_info, const RTPVideoTypeHeader *rtp_type_hdr) {
-  TRACE_EVENT2("webrtc_rtp", "RTPSender::SendOutgoingData",
-               "timestsamp", capture_timestamp,
-               "frame_type", FrameTypeToString(frame_type));
   {
     // Drop this packet if we're not sending media packets.
     CriticalSectionScoped cs(send_critsect_);
@@ -348,6 +345,15 @@
     return -1;
   }
 
+  if (frame_type == kVideoFrameKey) {
+    TRACE_EVENT_INSTANT1("webrtc_rtp", "SendKeyFrame",
+                         "timestamp", capture_timestamp);
+  } else {
+    TRACE_EVENT_INSTANT2("webrtc_rtp", "SendFrame",
+                         "timestsamp", capture_timestamp,
+                         "frame_type", FrameTypeToString(frame_type));
+  }
+
   if (audio_configured_) {
     assert(frame_type == kAudioFrameSpeech || frame_type == kAudioFrameCN ||
            frame_type == kFrameEmpty);