1157101 - Weird buffering mode when changing video resolutions

Status: RESOLVED WORKSFORME

(Core :: Audio/Video, defect)

Description

[Anthony Jones (:ajones, :kentuckyfriedtakahe, :k17e)]

Steps to reproduce:

* Navigate to URL
* Select video resolution a few times

Expected results:

Video evicts, rebuffers and resumes playing normally

Actual results:

Video continues to buffer and show buffered data but doesn't resume playback

HTMLMediaElement debug data

http://people.mozilla.org/~ajones/blank-video/
	http://people.mozilla.org/~ajones/blank-video/videotest.mp4
	currentTime: 0
https://www.youtube.com/watch?v=ScQuU8457Y8
	mediasource:https://www.youtube.com/c9d79103-83b1-4f9b-a0a2-e373115f02a3
	currentTime: 34.069839
		SourceBuffer 0
			start=30.000181 end=670.313628
		SourceBuffer 1
			start=29.779755 end=1761.968544
	Internal Data:
	Dumping data for reader 2623f000:
		Dumping Audio Track Decoders: - mLastAudioTime: 34.069839
			Reader 1: 23973800 ranges=[(30.000181, 670.313628)] active=false size=10282660
			Reader 0: 11b40c00 ranges=[] active=false size=0
		Dumping Video Track Decoders - mLastVideoTime: 34.069839
			Reader 1: 2128a000 ranges=[(29.779755, 1761.968544)] active=false size=14492431
			Reader 0: 10150400 ranges=[] active=false size=0