[MPlayer-dev-eng] [PATCH] Add video acceleration infrastructure
compn
tempn at twmi.rr.com
Mon Sep 28 23:08:47 CEST 2009
On Mon, 28 Sep 2009 21:36:07 +0300, Uoti Urpala wrote:
>On Mon, 2009-09-28 at 20:00 +0200, Gwenole Beauchesne wrote:
>> Le 28 sept. 09 à 18:22, Uoti Urpala a écrit :
>> > At least on a desktop machine the disadvantages are likely to be much
>> > more significant.
>>
>> What disadvantages for instance?
>
>Reliability (decoding differences and different bugs compared to SW
>decoding,
this is true with any decoder (ffmpeg) and infinite samples. i think in
this case, we switch mis-aligned stack and gcc miscompilations for bugs
in the driver.
> things like VDPAU display preemption),
its still faster?
> reserved resources (video RAM limits,
all vo have this problem, xv has badalloc and max overlay size etc
> limits on simultaneously existing hardware decoder instances).
again, this is a limit with all vo.
mplayer is currently set by default to use mpegpes for mpeg1/2 because
it is faster. is there a difference between vdpau/vaapi and mpegpes ?
-compn
More information about the MPlayer-dev-eng
mailing list