admin/webrtc_m130
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

guard flexfec usage with fieldtrial

Browse Source 
otherwise if the client receives a flexfec-enabled offer
and receiving flexfec is enabled by default, an answer
or subsequent offer will enable sending flexfec.

BUG=webrtc:8151

Change-Id: I632094f69ffa68518b6b8f31175eb093efaf51c6
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/193862
Reviewed-by: Rasmus Brandt <brandtr@webrtc.org>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Philipp Hancke <philipp.hancke@googlemail.com>
Cr-Commit-Position: refs/heads/master@{#32628}
This commit is contained in:
Philipp Hancke 2020-11-17 21:59:12 +01:00 committed by Commit Bot
parent a4fd641f51
commit fedc7ab1f2
3 changed files with 14 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
pc/BUILD.gn
View File

@ -803,6 +803,7 @@ if (rtc_include_tests) {
"../rtc_base:rtc_base_tests_utils",
"../rtc_base/third_party/sigslot",
"../system_wrappers:metrics",
"../test:field_trial",
"../test:test_main",
"../test:test_support",
"//third_party/abseil-cpp/absl/algorithm:container",

7
pc/media_session.cc
View File

@ -36,6 +36,7 @@
#include "rtc_base/logging.h"
#include "rtc_base/third_party/base64/base64.h"
#include "rtc_base/unique_id_generator.h"
#include "system_wrappers/include/field_trial.h"
namespace {
@ -336,6 +337,12 @@ static StreamParams CreateStreamParamsForNewSenderWithSsrcs(
"a single media streams. This session has multiple "
"media streams however, so no FlexFEC SSRC will be generated.";
}
if (include_flexfec_stream &&
!webrtc::field_trial::IsEnabled("WebRTC-FlexFEC-03")) {
include_flexfec_stream = false;
RTC_LOG(LS_WARNING)
<< "WebRTC-FlexFEC trial is not enabled, not sending FlexFEC";
}
result.GenerateSsrcs(sender.num_sim_layers, include_rtx_streams,
include_flexfec_stream, ssrc_generator);

7
pc/media_session_unittest.cc
View File

@ -34,6 +34,7 @@
#include "rtc_base/ssl_adapter.h"
#include "rtc_base/strings/string_builder.h"
#include "rtc_base/unique_id_generator.h"
#include "test/field_trial.h"
#include "test/gmock.h"
#define ASSERT_CRYPTO(cd, s, cs) \
@ -3456,8 +3457,10 @@ TEST_F(MediaSessionDescriptionFactoryTest, SimSsrcsGenerateMultipleRtxSsrcs) {
}
// Test that, when the FlexFEC codec is added, a FlexFEC ssrc is created
// together with a FEC-FR grouping.
// together with a FEC-FR grouping. Guarded by WebRTC-FlexFEC-03 trial.
TEST_F(MediaSessionDescriptionFactoryTest, GenerateFlexfecSsrc) {
webrtc::test::ScopedFieldTrials override_field_trials(
"WebRTC-FlexFEC-03/Enabled/");
MediaSessionOptions opts;
AddMediaDescriptionOptions(MEDIA_TYPE_VIDEO, "video",
RtpTransceiverDirection::kSendRecv, kActive,
@ -3499,6 +3502,8 @@ TEST_F(MediaSessionDescriptionFactoryTest, GenerateFlexfecSsrc) {
// TODO(brandtr): Remove this test when we support simulcast, either through
// multiple FlexfecSenders, or through multistream protection.
TEST_F(MediaSessionDescriptionFactoryTest, SimSsrcsGenerateNoFlexfecSsrcs) {
webrtc::test::ScopedFieldTrials override_field_trials(
"WebRTC-FlexFEC-03/Enabled/");
MediaSessionOptions opts;
AddMediaDescriptionOptions(MEDIA_TYPE_VIDEO, "video",
RtpTransceiverDirection::kSendRecv, kActive,