Function rsmpeg::ffi::av_opt_ptr [−][src]
pub unsafe extern "C" fn av_opt_ptr(
avclass: *const AVClass,
obj: *mut c_void,
name: *const i8
) -> *mut c_void
Expand description
@} Gets a pointer to the requested field in a struct. This function allows accessing a struct even when its fields are moved or renamed since the application making the access has been compiled,
@returns a pointer to the field, it can be cast to the correct type and read or written to.