[FFmpeg-devel] [PATCH] Add a gamma flag to exr loader to avoid banding
michaelni at gmx.at
Mon May 5 03:53:02 CEST 2014
On Sun, May 04, 2014 at 09:16:50PM -0300, Gonzalo Garramuno wrote:
> On 03/05/14 23:45, Michael Niedermayer wrote:
> >On Sat, May 03, 2014 at 05:22:15PM -0300, Gonzalo Garramuno wrote:
> >>On 02/05/14 19:54, Michael Niedermayer wrote:
> >>>still fails
> >>>both on x86_64 as well as arm32, it also fails differently on both
> >>>gamma_table differs between the 2
> >>>first difference is at index 256, where one is 0 and the other 1
> >>>last difference is at index 1023
> >>I reverted to the previous patch that kept the negative values and I
> >>am attaching it again without any changes.
> >>However, I am puzzled it fails on x86_64 as that's exactly the
> >>architecture I am developing on. Are you trying it on Windows or
> >>FreeBSD? I am running it on Ubuntu without problems on gcc4.7.
> >ubuntu gcc 4.6.3
> Is there an easy way to set the compiler for ffmpeg? I tried export
> CC=gcc-4.6 before configure and that did not work.
> I found out I have almost the same offending compiler (4.6.4) and
> wanted to see if I could reproduce fate failing.
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
Republics decline into democracies and democracies degenerate into
despotisms. -- Aristotle
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