[FFmpeg-devel] [PATCH] Add a gamma flag to exr loader to avoid banding
ggarra13 at gmail.com
Fri May 2 16:22:49 CEST 2014
On 01/05/14 23:06, Michael Niedermayer wrote:
> float computations can differ in result between platforms, rounding
> can differ, compiler optimizations can differ
> i dont know if its either of these though thats causing the issue
Find attached a patch that isolates the powf function to only work when
gamma is different than 1. And all negative values are clamped to 0.
The checksums don't need to be changed from 0x1f656d7a.
If it still does not work for you Michael, can you upload a png to with
the image you get at http://www.datafilehost.com/ ?
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