pub unsafe extern "C" fn WebPDecodeYUVInto( data: *const u8, data_size: usize, luma: *mut u8, luma_size: usize, luma_stride: c_int, u: *mut u8, u_size: usize, u_stride: c_int, v: *mut u8, v_size: usize, v_stride: c_int) -> *mut u8