pub unsafe extern "C" fn av_frame_side_data_free(
sd: *mut *mut *mut AVFrameSideData,
nb_sd: *mut c_int,
)展开描述
Free all side data entries and their contents, then zeroes out the values which the pointers are pointing to.
@param sd pointer to array of side data to free. Will be set to NULL upon return. @param nb_sd pointer to an integer containing the number of entries in the array. Will be set to 0 upon return.