X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=src%2Fthird_party%2Fwebrtc%2Fmodules%2Frtp_rtcp%2Fsource%2Frtcp_utility.cc;h=04233896329bff8945ed5c2082495486d959e21c;hb=1afa4dd80ef85af7c90efaea6959db1d92330844;hp=9acab735e500a07f28f6b6feaea22df46d994c0a;hpb=90762837333c13ccf56f2ad88e4481fc71e8d281;p=platform%2Fframework%2Fweb%2Fcrosswalk.git

diff --git a/src/third_party/webrtc/modules/rtp_rtcp/source/rtcp_utility.cc b/src/third_party/webrtc/modules/rtp_rtcp/source/rtcp_utility.cc
index 9acab73..0423389 100644
--- a/src/third_party/webrtc/modules/rtp_rtcp/source/rtcp_utility.cc
+++ b/src/third_party/webrtc/modules/rtp_rtcp/source/rtcp_utility.cc
@@ -17,6 +17,23 @@
 namespace webrtc {
 
 namespace RTCPUtility {
+
+NackStats::NackStats()
+    : max_sequence_number_(0),
+      requests_(0),
+      unique_requests_(0) {}
+
+NackStats::~NackStats() {}
+
+void NackStats::ReportRequest(uint16_t sequence_number) {
+  if (requests_ == 0 ||
+      webrtc::IsNewerSequenceNumber(sequence_number, max_sequence_number_)) {
+    max_sequence_number_ =  sequence_number;
+    ++unique_requests_;
+  }
+  ++requests_;
+}
+
 uint32_t MidNtp(uint32_t ntp_sec, uint32_t ntp_frac) {
   return (ntp_sec << 16) + (ntp_frac >> 16);
 }  // end RTCPUtility