[FFmpeg-devel] avfilter/x86/vf_interlace : fix crash if unaligned data (ticket 6491)

[Thomas Mundt]

Hi,

2017-12-14 17:01 GMT+01:00 Martin Vignali <martin.vignali at gmail.com>:

> Hello,
>
>
> in attach patch to fix crash using this command line
> ./ffmpeg -f lavfi -i testsrc=s=hd1080,format=yuv420p -vf
> crop=1440:1080,interlace -f null -
> (ticket 6491)
>
> Use unaligned load, to avoid crash
>

this changes the color planes when zscale filter is in front.
Compare this command line output with and without your patch:
ffmpeg -f lavfi -i testsrc=s=hd1080,format=yuv420p -vf
zscale,interlace -c:v mpeg2video -t 5 test.mpg

Regards,
Thomas