| Index: source/patched-ffmpeg-mt/libavfilter/vf_unsharp.c | 
| =================================================================== | 
| --- source/patched-ffmpeg-mt/libavfilter/vf_unsharp.c	(revision 65184) | 
| +++ source/patched-ffmpeg-mt/libavfilter/vf_unsharp.c	(working copy) | 
| @@ -133,7 +133,8 @@ | 
| sscanf(args, "%d:%d:%lf:%d:%d:%lf", &lmsize_x, &lmsize_y, &lamount, | 
| &cmsize_x, &cmsize_y, &camount); | 
|  | 
| -    if (lmsize_x < 2 || lmsize_y < 2 || cmsize_x < 2 || cmsize_y < 2) { | 
| +    if ((lamount && (lmsize_x < 2 || lmsize_y < 2)) || | 
| +        (camount && (cmsize_x < 2 || cmsize_y < 2))) { | 
| av_log(ctx, AV_LOG_ERROR, | 
| "Invalid value <2 for lmsize_x:%d or lmsize_y:%d or cmsize_x:%d or cmsize_y:%d\n", | 
| lmsize_x, lmsize_y, cmsize_x, cmsize_y); | 
|  |