avfilter/vf_convolution: unbreak roberts filter
authorPaul B Mahol <onemda@gmail.com>
Thu, 3 May 2018 09:26:40 +0000 (11:26 +0200)
committerPaul B Mahol <onemda@gmail.com>
Thu, 3 May 2018 09:29:51 +0000 (11:29 +0200)
commitc8c2fb097777df4869b8840de6c8a443ffe08268
treea560fe41ae6de985ec8e71a1b5c051fb8df52ed3
parent3a96534ed9dd09c773894e6ed4bb882a765d83a9
avfilter/vf_convolution: unbreak roberts filter

Signed-off-by: Paul B Mahol <onemda@gmail.com>
libavfilter/vf_convolution.c