[−][src]Function stainless_ffmpeg_sys::av_filter_iterate
pub unsafe extern "C" fn av_filter_iterate(
opaque: *mut *mut c_void
) -> *const AVFilter
Iterate over all registered filters.
@param opaque a pointer where libavfilter will store the iteration state. Must point to NULL to start the iteration.
@return the next registered filter or NULL when the iteration is finished