pub unsafe extern "C" fn aom_img_add_metadata(
img: *mut aom_image_t,
type_: u32,
data: *const u8,
sz: usize,
insert_flag: aom_metadata_insert_flags_t,
) -> c_intpub unsafe extern "C" fn aom_img_add_metadata(
img: *mut aom_image_t,
type_: u32,
data: *const u8,
sz: usize,
insert_flag: aom_metadata_insert_flags_t,
) -> c_int