Closed Bug 1191612 Opened 9 years ago Closed 9 years ago

Youtube video stalls

Categories

(Core :: Audio/Video: Playback, defect)

Product:
Core
Component:
Audio/Video: Playback
Version:
42 Branch
Type:
defect
Priority:
Not set
Severity:
normal

Tracking

()

Status:
RESOLVED DUPLICATE of bug 1191142
Tracking Flags:
Tracking Status
firefox42 --- affected

People

(Reporter: alice0775, Unassigned)

References

Details

(Whiteboard: [Dupe me]) 

Build Identifier:
https://hg.mozilla.org/mozilla-central/rev/f3b757156f69
Mozilla/5.0 (Windows NT 6.1; WOW64; rv:42.0) Gecko/20100101 Firefox/42.0 ID:20150805030208

Steps to reproduce:
1. Open https://www.youtube.com/watch?v=npY31aCEH9k with 360p
2. Skip Ad, if any

Actual Results:

The video stalls at 1:23:39

It does not happen with a probability of 100%

*When the stall occurred, play button unresponsive.
*After seek seekbar a little to the end, then the video resumes automatically.



HTMLMediaElement debug data

https://www.youtube.com/watch?v=npY31aCEH9k
	mediasource:https://www.youtube.com/d2c1f0c0-2845-4883-a86d-d916eecdb273
	currentTime: 5019.982244
		SourceBuffer 0
			start=228.786213 end=5020.014875
			start=5030.022675 end=5280.148027
		SourceBuffer 1
			start=3698.695 end=5280.275
	Internal Data:
	Dumping data for demuxer 1110dc00:
		Dumping Audio Track Buffer(audio/mp4a-latm): - mLastAudioTime: 5020.014875
			NumSamples:217113 Size:105195496 NextGetSampleIndex:206341 NextInsertionIndex:217113
			Buffered: ranges=[(228.786213, 5020.014875), (5030.022675, 5280.148027)]
		Dumping Video Track Buffer(video/avc) - mLastVideoTime: 5020.982633
			NumSamples:47400 Size:105164329 NextGetSampleIndex:39629 NextInsertionIndex:47400
			Buffered: ranges=[(3698.695000, 5280.275000)]
Another video https://www.youtube.com/watch?v=eyU3bRy2x44 also stall at 1:23:40.

HTMLMediaElement debug data

https://www.youtube.com/watch?v=eyU3bRy2x44
	mediasource:https://www.youtube.com/776858fa-6936-45ee-8537-8ca090645d4f
	currentTime: 5020.012743
		SourceBuffer 0
			start=258.809614 end=5020.014897
			start=5030.022675 end=5295.217777
		SourceBuffer 1
			start=3753.75 end=5295.29
	Internal Data:
	Dumping data for demuxer bd86000:
		Dumping Audio Track Buffer(audio/mp4a-latm): - mLastAudioTime: 5020.014897
			NumSamples:216469 Size:104883246 NextGetSampleIndex:205048 NextInsertionIndex:216469
			Buffered: ranges=[(258.809614, 5020.014897), (5030.022675, 5295.217777)]
		Dumping Video Track Buffer(video/avc) - mLastVideoTime: 5020.882533
			NumSamples:46200 Size:105106379 NextGetSampleIndex:37977 NextInsertionIndex:46200
			Buffered: ranges=[(3753.750000, 5295.290000)]
setting user_pref("media.mediasource.format-reader", false); seems to fix the problem.
Blocks: 1171379
Status: NEW → RESOLVED
Closed: 9 years ago
Resolution: --- → DUPLICATE
You need to log in before you can comment on or make changes to this bug.