[FFmpeg-devel] [PATCH] Fix swapped colours for RGB555 and RGB565 in swscale

Michael Niedermayer michaelni
Sun Nov 4 02:58:37 CET 2007


Hi

On Sun, Nov 04, 2007 at 02:48:37AM +0100, Diego Biurrun wrote:
> On Sun, Oct 28, 2007 at 12:12:08AM +0200, Michael Niedermayer wrote:
> > 
> > On Wed, Oct 24, 2007 at 03:48:00PM +0300, Kostya wrote:
> > > Looks like rgb1[56]toUV have color values swapped.
> > > Fixes roundup issue 162 and reported problem with 15-bit TSCC files.
> > 
> > this patch is TOTALLY wrong
> > it changes rgb1[56]toUV so they become identical to bgr1[56]toUV and at the
> > same time results in the corresponding luma functions to mismatch
> > which means that after this the output is _really_ wrong while before it
> > was merely switching red and blue
> > 
> > the actual bug seems to be that the function names of [rgb|bgr]1[56]to[UV|Y]
> > should be rgb<->bgr flipped
> 
> So OK to apply the attached patch which renames the functions?  I tested
> it, the colors are correct with the patch applied.

yes

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

it is not once nor twice but times without number that the same ideas make
their appearance in the world. -- Aristotle
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