fn decode_frame(frm: &mut NASimpleVideoFrame<u8>, src: &[u8], width: usize, height: usize) -> DecoderResult<bool> {
validate!(src.len() > 8);
let num_vec = read_u16le(&src[0..])? as usize;
fn decode_frame(frm: &mut NASimpleVideoFrame<u8>, src: &[u8], width: usize, height: usize) -> DecoderResult<bool> {
validate!(src.len() > 8);
let num_vec = read_u16le(&src[0..])? as usize;