avfilter/w3fdif: do not write to line before start line
authorMuhammad Faiz <mfcc64@gmail.com>
Sat, 22 Jul 2017 11:46:07 +0000 (18:46 +0700)
committerMuhammad Faiz <mfcc64@gmail.com>
Sun, 23 Jul 2017 13:32:42 +0000 (20:32 +0700)
commit7e9f5500039a31148dc971270ab569015e0ea247
treecc8720781deaf0f19ab6586143e144a7b5d32457
parent6a6eec485d23b0c47a7cfeb94995db1be91c0e1a
avfilter/w3fdif: do not write to line before start line

That line has been written by previous job.
Fix tsan warning.

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Muhammad Faiz <mfcc64@gmail.com>
libavfilter/vf_w3fdif.c