[FFmpeg-devel] 10-bit DNxHD support

[Joseph Artsimovich]

Never mind, I found the issue in my code.  I thought the 10-bit code path didn't use DSPContext, since I was calling faanidct directly.  Turned out the code was still using a permutation table derived from it.


> -----Original Message-----
> From: ffmpeg-devel-bounces at mplayerhq.hu [mailto:ffmpeg-devel-
> bounces at mplayerhq.hu] On Behalf Of Joseph Artsimovich
> Sent: Wednesday, March 09, 2011 9:13 AM
> To: FFmpeg development discussions and patches
> Subject: Re: [FFmpeg-devel] 10-bit DNxHD support
> 
> > > First of all, it doesn't work unless --disable-asm is used.  I did insert
> > emms_c() between the mmx and floating point code, but it didn't help.
> >
> > Doesn't work is too unspecific.
> 
> It produces artifacts like here:
> http://img848.imageshack.us/i/badk.jpg/
> 
> When --disable-asm is used, it produces the expected results:
> http://img854.imageshack.us/i/goodg.jpg/
> 
> I already banged my head against the wall for a few hours yesterday, to no
> avail.
> 
> 
> 
> Joseph Artsimovich
> Software Developer
> MirriAd Ltd
> 
> 
> 
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