ffmpeg_dev::sys

Function av_opt_child_class_next

Source 
pub unsafe extern "C" fn av_opt_child_class_next(
    parent: *const AVClass,
    prev: *const AVClass,
) -> *const AVClass
Expand description

Iterate over potential AVOptions-enabled children of parent.

@param prev result of a previous call to this function or NULL @return AVClass corresponding to next potential child or NULL