[Ffmpeg-devel] [PATCH] MJPEG wrongly displayed withverticalYUV422

Luca Abeni lucabe72
Mon Oct 30 23:57:15 CET 2006

Hi Guillaume,

On Mon, 2006-10-30 at 22:31 +0100, Guillaume POIRIER wrote:
> > Regression tests do not work when swscaler is enabled. This is a known
> > issue (not easily fixable, since fixing it would require having 2
> > different copies of the .ref files)
> if we want to track down regression test some day or the other, we
> need to have a reference hash.
> IMHO, we need to commit one and let the person who runs the regression
> tests use the relevant version. Maybe we can refine later on, but
> surely having no way to check regression isn't a good idea!
> Now, maybe there are other problems such as: mmx, altivec, etc...
> implementations have different rounding and therefore different hash,
> which also isn't gonna make things easy.... well...
I agree. I tried to find a way to have regression tests working both
with and without swscaler, but I could only come up with this patch:
which is not acceptable (I agree with Diego and Michael). If anyone has
better ideas...


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