[MPlayer-dev-eng] [PATCH] Add video acceleration infrastructure

[Gwenole Beauchesne]

Le 28 sept. 09 à 18:22, Uoti Urpala a écrit :

> On Mon, 2009-09-28 at 17:57 +0200, Gwenole Beauchesne wrote:
>> On Mon, 28 Sep 2009, Uoti Urpala wrote:
>>> And it's not clear whether hardware decoding should be the default  
>>> even
>>> if it is available. For codecs that require little CPU like MPEG2
>>> hardware decoding is likely to create extra problems but give  
>>> little if
>>> any benefit.
>>
>> Power saving? A video decoder is around 200 mW.
>
> At least on a desktop machine the disadvantages are likely to be much
> more significant.

What disadvantages for instance?

>>> Is there currently any case where using VAAPI decoding would be the
>>> preferred choice in practice?
>>
>> I would say the preferred choice is whatever is available and used by
>> FFmpeg.
>
> I meant my question in more practical terms. Is there currently any  
> case
> where users would get some real and significant practical benefit from
> using the functionality added by your patches as opposed to some
> previously existing decoding method?

Users? Probably not. Developers, yes. Hey, wasn't you that wanted to  
avoid code duplication in VOs?