pub unsafe extern "C" fn halide_device_crop(
user_context: *mut c_void,
src: *const halide_buffer_t,
dst: *mut halide_buffer_t,
) -> c_intpub unsafe extern "C" fn halide_device_crop(
user_context: *mut c_void,
src: *const halide_buffer_t,
dst: *mut halide_buffer_t,
) -> c_int