Bug 282322

Summary: [MediaRecorder] intermittent failure with http/wpt/mediarecorder/MediaRecorder-audio-bitrate.html
Product: WebKit Reporter: Jean-Yves Avenard [:jya] <jean-yves.avenard>
Component: WebRTCAssignee: Nobody <webkit-unassigned>
Status: NEW    
Severity: Normal CC: webkit-bug-importer, youennf
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

Jean-Yves Avenard [:jya]
Reported 2024-10-30 00:05:32 PDT
Running the test with: `run-webkit-tests --no-build --debug --repeat=100 -f --child-process=10 --exit-after-n-crashes-or-timeouts=1 --no-retry --exit-after-n-failures=1 LayoutTests/http/wpt/mediarecorder/MediaRecorder-audio-bitrate.html` Will that intermittently a test will fail with the MediaRecorder never receiving any data on the audio thread.
Attachments
Radar WebKit Bug Importer
Comment 1 2024-10-30 00:05:53 PDT
Jean-Yves Avenard [:jya]
Comment 2 2024-10-30 00:11:35 PDT
The error ``` --- /Volumes/Data/worker/macOS-Ventura-Release-WK2-Tests-EWS/build/layout-test-results/http/wpt/mediarecorder/MediaRecorder-audio-bitrate-expected.txt +++ /Volumes/Data/worker/macOS-Ventura-Release-WK2-Tests-EWS/build/layout-test-results/http/wpt/mediarecorder/MediaRecorder-audio-bitrate-actual.txt @@ -1,5 +1,5 @@ PASS Various audio bitrates -PASS Various audio bitrates with MP4 Opus +FAIL Various audio bitrates with MP4 Opus assert_not_equals: bitrate 128000 got disallowed value 0 PASS Various audio bitrates with WebM ``` error can be on either of those tests in any combinations. Logging shows that `MediaRecorderPrivateAVFImpl::audioSamplesAvailable` is never called even after 2.5s
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