extern const vf_info_t vf_info_lavcdeint;
extern const vf_info_t vf_info_eq;
extern const vf_info_t vf_info_eq2;
-extern const vf_info_t vf_info_gradfun;
extern const vf_info_t vf_info_halfpack;
extern const vf_info_t vf_info_dint;
extern const vf_info_t vf_info_1bpp;
&vf_info_framestep,
&vf_info_fspp,
&vf_info_geq,
- &vf_info_gradfun,
&vf_info_harddup,
&vf_info_hqdn3d,
&vf_info_hue,