[gst-devel] VDPAU Usage Instructions?

[Carl-Anton Ingmarsson]

2009/11/13 Jan Schmidt <thaytan at noraisin.net>

> On Fri, 2009-11-13 at 12:27 +0100, Marc Leeman wrote:
> > > Something like: "gst-launch filesrc location=/path/to/mpegfile !
> > > optional_demuxer ! mpegvideoparse ! vdpaumpegdec !
> > > vdpauvideopostprocess ! vdpausink"
> >
> >
> > I don't have nvidia hardware available at the moment so can't test it,
> > but can I feed back the decoded stream back into gstreamer? Would be
> > interesting to accelerate transcoding with this.
>
> Yes, there's the vdpauvideoyuv element to convert the VDPAU proxy
> buffers back into real YUV buffers. There's also a commensurate
> vdpauyuvvideo upload element.
>
> Note that these elements will probably go away and be replaced by caps
negotiation, eg. vdpaumpegdec
will be able to output video/x-vdpau-video and video/x-raw-yuv.

// Carl-Anton
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