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"Couldn't determine next keyframe time" on firefox #5
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http://searchfox.org/mozilla-central/source/dom/media/webm/WebMDemuxer.cpp#1210 if (frameTime.IsValid()) {
mNextKeyframeTime.emplace(frameTime);
WEBM_DEBUG("Next Keyframe %f (%u queued %.02fs)",
mNextKeyframeTime.value().ToSeconds(),
uint32_t(mSamples.GetSize()),
(mSamples.Last()->mTimecode - mSamples.First()->mTimecode).ToSeconds());
} else {
WEBM_DEBUG("Couldn't determine next keyframe time (%u queued)",
uint32_t(mSamples.GetSize()));
} why not valid? |
$ mkvalidator ./test/firefox55nightly.webm
ERR200: Missing element 'Seek' in SeekHead at 55
WRN00C: Unknown element in TrackEntry [56][AA] at 239 (size 4 total 7)
WRN00C: Unknown element in TrackEntry [56][BB] at 246 (size 4 total 7)
WRN861: The SegmentInfo is not referenced in the main SeekHead
WRN861: The TrackInfo is not referenced in the main SeekHead
ERR0B1: SimpleBlock at 57842 track #2 is not a keyframe
ERR0B1: SimpleBlock at 58033 track #2 is not a keyframe
ERR0B1: SimpleBlock at 58145 track #2 is not a keyframe
...
ERR0B1: SimpleBlock at 2750677 track #2 is not a keyframe
ERR0B1: SimpleBlock at 2762102 track #2 is not a keyframe
ERR0B1: SimpleBlock at 2762239 track #2 is not a keyframe Is this related? |
Couldn't determine next keyframe time
Webm video recorded with MediaRecorder cannot be played more than once - |
|
timesliceありなしでバイナリの比較が必要 |
related: #3 (comment)
として起動した Firefox 53.0.2 (64 bit) で seekable にした動画を最後まで再生すると
が発生し、以後再生しようとしても
が繰り返されて再生できない。
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