REGISTER_FILTER (DRAWTEXT, drawtext, vf);
REGISTER_FILTER (EDGEDETECT, edgedetect, vf);
REGISTER_FILTER (FADE, fade, vf);
+ REGISTER_FILTER (FIELD, field, vf);
REGISTER_FILTER (FIELDORDER, fieldorder, vf);
REGISTER_FILTER (FIFO, fifo, vf);
REGISTER_FILTER (FORMAT, format, vf);