[FFmpeg-devel] [PATCH 1/9] dnxhdenc: fix scan used for bitstream generation

Christophe Gisquet christophe.gisquet at gmail.com
Mon Oct 12 18:49:16 CEST 2015


2015-10-12 0:09 GMT+02:00 Michael Niedermayer <michael at niedermayer.cc>:
> this seems to cause artifacts on the red/cyan edge in
> ./ffmpeg -f lavfi -i testsrc=s=1920x1080 -vframes 1 -pix_fmt yuv422p -vcodec dnxhd -flags +ildct -vb 185M test.mov

ok, ff_convert_matrix permutes the table, so the 8 bit case should use
permutation o zigzag.

What's weird is that fate didn't detect that...

Anyway, I have noticed overflows in x86's simple_idct10, I'll send an
updated patchset.


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