Function rsmpeg::ffi::av_opt_next [−][src]
pub unsafe extern "C" fn av_opt_next(
obj: *const c_void,
prev: *const AVOption
) -> *const AVOption
Expand description
Iterate over all AVOptions belonging to obj.
@param obj an AVOptions-enabled struct or a double pointer to an AVClass describing it. @param prev result of the previous call to av_opt_next() on this object or NULL @return next AVOption or NULL