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Negotiate use of RTCP loss notification feedback (LNTF)

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When the LossNotifications field trial is in effect, LNTF should
be offered/accepted in the SDP message, not assumed to be configured
on both sides equally.

Bug: webrtc:10662
Change-Id: Ibd827779bd301821cbb4196857f6baebfc9e7dc2
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/138079
Commit-Queue: Elad Alon <eladalon@webrtc.org>
Reviewed-by: Rasmus Brandt <brandtr@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Reviewed-by: Niels Moller <nisse@webrtc.org>
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Reviewed-by: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#28056}
This commit is contained in:
Elad Alon
2019-05-24 13:40:02 +02:00
committed by Commit Bot
parent 815b1a6f53
commit fadb1811a8
29 changed files with 297 additions and 82 deletions
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3
pc/webrtc_sdp_unittest.cc
View File

@ -1993,6 +1993,7 @@ class WebRtcSdpTest : public ::testing::Test {
std::string sdp_video =
"m=video 3457 RTP/SAVPF 101\r\n"
"a=rtpmap:101 VP8/90000\r\n"
"a=rtcp-fb:101 goog-lntf\r\n"
"a=rtcp-fb:101 nack\r\n"
"a=rtcp-fb:101 nack pli\r\n"
"a=rtcp-fb:101 goog-remb\r\n";
@ -2022,6 +2023,8 @@ class WebRtcSdpTest : public ::testing::Test {
EXPECT_STREQ(webrtc::JsepSessionDescription::kDefaultVideoCodecName,
vp8.name.c_str());
EXPECT_EQ(101, vp8.id);
EXPECT_TRUE(vp8.HasFeedbackParam(cricket::FeedbackParam(
cricket::kRtcpFbParamLntf, cricket::kParamValueEmpty)));
EXPECT_TRUE(vp8.HasFeedbackParam(cricket::FeedbackParam(
cricket::kRtcpFbParamNack, cricket::kParamValueEmpty)));
EXPECT_TRUE(vp8.HasFeedbackParam(cricket::FeedbackParam(