[FFmpeg-user] 422 to 444 Upsampling Testbed
Paul B Mahol
onemda at gmail.com
Thu May 2 18:35:01 CEST 2013
On 5/1/13, Vincent Olivier <vincent at up4.com> wrote:
> Hi Paul,
> I see you are submitting patches for that now. Please let me know when I can
> pull the repository version to test that.
> In the meantime, and this all goes for the OpenEXR encoder, I've setup a
> standalone program to do some analysis on the YUV resampled data before I
> can check the channel-splitter filter.
> And I have a problem that I've been blocked on for a while.
> You can see the code on Github here:
> The faulty code compiles fine, but gives a "Segmentation fault (core
> dumped)" on execution. When I remove the resampling context allocation line
> ("swsCtx = sws_getContext...") the segmentation fault is gone too. The
> resampling I'm looking for is 422 10-bit to 444 16-bit for exact picture
> size. Is it possible? Is there something wrong with my "sws_getContext"
Have you checked what actual values you pass to it? Because it looks
like its segv inside swscaler.
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