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skip invalid seek offset #224

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9 changes: 8 additions & 1 deletion symphonia-format-mkv/src/demuxer.rs
Original file line number Diff line number Diff line change
Expand Up @@ -345,7 +345,14 @@ impl FormatReader for MkvReader {
Some((_, etype)) => *etype,
None => continue,
};
seek_positions.push((etype, segment_pos + element.position));
let destination = match segment_pos.checked_add(element.position) {
Some(pos) => pos,
None => {
log::warn!("seek position overflow for {:?}", etype);
continue;
}
};
seek_positions.push((etype, destination));
}
}
ElementType::Tracks => {
Expand Down