pub unsafe extern "C" fn rs_SplitRGBPlane(
src_rgb: *const u8,
src_stride_rgb: c_int,
dst_r: *mut u8,
dst_stride_r: c_int,
dst_g: *mut u8,
dst_stride_g: c_int,
dst_b: *mut u8,
dst_stride_b: c_int,
width: c_int,
height: c_int,
)