[FFmpeg-devel] OpenEXR Encoder Intentions

Vincent Olivier vincent at up4.com
Sun Apr 28 23:51:21 CEST 2013

On 2013-04-28, at 5:43 PM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:

> Vincent Olivier <vincent <at> up4.com> writes:
>> I need to study the libswscale upscaling algorithms 
>> to for the chroma channels of a YUV image.
> Looking at exr.c, I suspect you should start 
> with RGB48 and RGBA64.

I will. But my objective and the reason I do that is to do as much as possible in float space. And my questions in the user mailing lists are also to see what FFMPEG's discreet YUV to RGB48 conversion looks like (if it looks pristine to me, I will leave the YUV to RGB conversion to FFMPEG and concentrate on the rest).


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