zqz/platform-external-webrtc
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Reland of Turn off error resilience for VP9 if no spatial or temporal layers are configured and NACK is enabl… (patchset #1 id:1 of https://codereview.webrtc.org/2995173002/ )

Browse Source 
Reason for revert:
Speculative revert didn't help, see for the actual reason https://bugs.chromium.org/p/chromium/issues/detail?id=756741.

Original issue's description:
> Revert of Turn off error resilience for VP9 if no spatial or temporal layers are configured and NACK is enabl… (patchset #2 id:20001 of https://codereview.webrtc.org/2925253002/ )
>
> Reason for revert:
> Failing WebRtcVideoQualityBrowserTest.MANUAL_TestVideoQualityVp* tests.
>
> Mac #19383-19392
> https://build.chromium.org/p/chromium.webrtc.fyi/builders/Mac%20Tester/builds/42197
> Win8 #19383-19385
> https://build.chromium.org/p/chromium.webrtc.fyi/builders/Win8%20Tester/builds/1496
> Win7 #19383-19385
> https://build.chromium.org/p/chromium.webrtc.fyi/builders/Win7%20Tester/builds/9807
> Win10 #19383-19385
> https://build.chromium.org/p/chromium.webrtc.fyi/builders/Win10%20Tester/builds/8452
>
> Original issue's description:
> > Turn off error resilience for VP9 if no spatial or temporal layers are configured and NACK is enabled.
> >
> > Error resilience is currently always enabled for VP9 which reduces quality.
> >
> > Reland of https://codereview.webrtc.org/2532053002
> >
> > BUG=webrtc:6783
> >
> > Review-Url: https://codereview.webrtc.org/2925253002
> > Cr-Commit-Position: refs/heads/master@{#19385}
> > Committed: 6b463faccb
>
> TBR=brandtr@webrtc.org,asapersson@webrtc.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=webrtc:6783
>
> Review-Url: https://codereview.webrtc.org/2995173002
> Cr-Commit-Position: refs/heads/master@{#19399}
> Committed: 7b532db9ad

TBR=brandtr@webrtc.org,asapersson@webrtc.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=webrtc:6783

Review-Url: https://codereview.webrtc.org/3002933002
Cr-Commit-Position: refs/heads/master@{#19402}
This commit is contained in:
emircan
2017-08-18 00:28:40 -07:00
committed by Commit Bot
parent 1ea631f4a7
commit bbcc356084
2 changed files with 121 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
webrtc/modules/video_coding/video_codec_initializer.cc
View File

@ -22,6 +22,15 @@
#include "webrtc/system_wrappers/include/clock.h"
namespace webrtc {
namespace {
bool TemporalLayersConfigured(const std::vector<VideoStream>& streams) {
for (const VideoStream& stream : streams) {
if (stream.temporal_layer_thresholds_bps.size() > 0)
return true;
}
return false;
}
} // namespace
bool VideoCodecInitializer::SetupCodec(
const VideoEncoderConfig& config,
@ -121,12 +130,8 @@ VideoCodec VideoCodecInitializer::VideoEncoderConfigToVideoCodec(
*video_codec.VP8() = VideoEncoder::GetDefaultVp8Settings();
video_codec.VP8()->numberOfTemporalLayers = static_cast<unsigned char>(
streams.back().temporal_layer_thresholds_bps.size() + 1);
bool temporal_layers_configured = false;
for (const VideoStream& stream : streams) {
if (stream.temporal_layer_thresholds_bps.size() > 0)
temporal_layers_configured = true;
}
if (nack_enabled && !temporal_layers_configured) {
if (nack_enabled && !TemporalLayersConfigured(streams)) {
LOG(LS_INFO) << "No temporal layers and nack enabled -> resilience off";
video_codec.VP8()->resilience = kResilienceOff;
}
@ -144,6 +149,13 @@ VideoCodec VideoCodecInitializer::VideoEncoderConfigToVideoCodec(
}
video_codec.VP9()->numberOfTemporalLayers = static_cast<unsigned char>(
streams.back().temporal_layer_thresholds_bps.size() + 1);
if (nack_enabled && !TemporalLayersConfigured(streams) &&
video_codec.VP9()->numberOfSpatialLayers == 1) {
LOG(LS_INFO) << "No temporal or spatial layers and nack enabled -> "
<< "resilience off";
video_codec.VP9()->resilienceOn = false;
}
break;
}
case kVideoCodecH264: {