#[allow(unused_macros)]
+#[cfg(debug_assertions)]
macro_rules! validate {
($a:expr) => { if !$a { println!("check failed at {}:{}", file!(), line!()); return Err(DemuxerError::InvalidData); } };
}
+#[cfg(not(debug_assertions))]
+macro_rules! validate {
+ ($a:expr) => { if !$a { return Err(DemuxerError::InvalidData); } };
+}
#[cfg(feature="demuxer_avi")]
#[allow(clippy::cast_lossless)]