optimization for OLPC
dcbw at redhat.com
Tue Mar 13 22:09:24 EDT 2007
On Tue, 2007-03-13 at 14:09 -0700, Ralph Giles wrote:
> On Tue, Mar 13, 2007 at 01:21:31PM -0600, Jordan Crouse wrote:
> > So color conversion is happening in software? The GX has built
> > in support for YUV->RGB conversion and scaling, so that will
> > help reduce the processor load considerably, and probably pump
> > up the decode rates.
> No, this is raw decode without yuv2rgb conversion or display "overhead",
> or audio. Still, looks like things are in the realm of possibility.
> Chih-Chung, I assume you're using libtheora 1.0a7. Could you re-run the
> decoding tests with dump_video from http://svn.xiph.org/trunk/theora-exp/ ?
> That should be instructive.
> Can the camera hardware generate YUV?
Camera hardware can generate YUV or RGB in a number of depths.
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