[pulseaudio-discuss] several seconds delay while playing video with timer-based audio scheduling enabled

Colin Guthrie gmane at colin.guthr.ie
Thu May 5 14:05:18 PDT 2011

'Twas brillig, and xing wang at 05/05/11 10:24 did gyre and gimble:
> Hi community,
> I met a weird issue when playing video on Meego Platform.
> if turn on timer-based audio scheduling, there's nearly seconds voice
> delay during playing video.
> The abnormal phenomenon disappeared after turn it off.
> I use 2.6.37 kernel and 0.9.22 pulseaudio version. As suggestions
> (http://0pointer.de/blog/projects/pulse-glitch-free.html)
> the pulseaudio's glitch-free works on newest Alsa/Kernel/Pulseaudio,
> newest everything.
> After some google search, there's no obvious finding about similar
> issues. Meanwhile i guess the official release of glitch-free
> must be verified about "tsched" feature, so it's not a bug but a usage
> mistake,such as some config file wrong for my platform.
> So if anyone had meet same issue or could you provide some
> suggestions, that would be appreciated much.

What video player is being used? It is perhaps making some really dumb
assumptions about things and thus breaking (and using too much power too!)



Colin Guthrie

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