- if (link->w < 3 || link->h < 3) {
- av_log(ctx, AV_LOG_ERROR, "Video of less than 3 columns or lines is not supported\n");
+ if (link->w < 3 || link->h < 4) {
+ av_log(ctx, AV_LOG_ERROR, "Video of less than 3 columns or 4 lines is not supported\n");