fn write_multiple_frame(dst: &mut Vec<u8>, frm: &VideoData) {
dst.push(0xC0); // 0x3 = multiple frame
write_16_or_32(dst, frm.data.len() as u32);
fn write_multiple_frame(dst: &mut Vec<u8>, frm: &VideoData) {
dst.push(0xC0); // 0x3 = multiple frame
write_16_or_32(dst, frm.data.len() as u32);