[Ffmpeg-devel] [PATCH/RFC] 1-7 and 9-15 bits per pixel PGM files
Mon Apr 9 13:17:33 CEST 2007
On Mon, Apr 09, 2007 at 01:00:45PM +0200, Ivo wrote:
> On Monday 09 April 2007 12:19, Michael Niedermayer wrote:
> > after closer inspection this performs a senseless 2nd pass over the data,
> > this is completely unacceptable, doing convertion during an existing
> > copy of the data is ok if convertion cannot be avoided without bloating
> > the pix_fmts, adding an extra pass for convertion is NOT ok as this
> > convertion can be done equally fast outside the codec
> I don't see how because outside the codec maxval isn't known anymore. How
> can this be done without adding extra pix_fmt's?
its not hard to export a single integer but this was not what i suggested
what i suggested was to do the convertion instead of the memcpy()
not after the memcpy()!
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
Observe your enemies, for they first find out your faults. -- Antisthenes
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