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Fix all v4 audit findings (22 items)

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HIGH: ISO writer multi-extent for >4GB, end-to-end MKV mux test
MEDIUM: AACS cvalue bounds, UV offset, macOS discovery, VC-1 resolution
  from sequence header, HEVC profile flags from SPS, ISO CRC + reserve AVDP
LOW: PS AC3 sub-header, CSS crack first-match break, TrackUID unique,
  AC3 no-sync empty return, --all for iso://, --min warning, dead code removed

320 tests, all passing.
This commit is contained in:
MattJackson
2026-04-11 20:29:00 +00:00
parent f48b4925c1
commit 75dfd06a02
11 changed files with 799 additions and 45 deletions
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src/mux/codec/hevc.rs
+18 -4
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@@ -144,10 +144,24 @@ impl CodecParser for HevcParser {
} else {
record.push(0);
}
// general_profile_compatibility_flags (4 bytes)
record.extend_from_slice(&[0, 0, 0, 0]);
// general_constraint_indicator_flags (6 bytes)
record.extend_from_slice(&[0, 0, 0, 0, 0, 0]);
// general_profile_compatibility_flags (4 bytes) — from SPS bytes 2..6
if sps.len() > 5 {
record.extend_from_slice(&sps[2..6]);
} else {
record.extend_from_slice(&[0, 0, 0, 0]);
}
// general_constraint_indicator_flags (6 bytes) — from SPS bytes 6..12
if sps.len() > 11 {
record.extend_from_slice(&sps[6..12]);
} else {
let avail = sps.len().saturating_sub(6).min(6);
if avail > 0 {
record.extend_from_slice(&sps[6..6 + avail]);
record.extend_from_slice(&vec![0u8; 6 - avail]);
} else {
record.extend_from_slice(&[0, 0, 0, 0, 0, 0]);
}
}
// general_level_idc
record.push(if sps.len() > 12 { sps[12] } else { 0 });
// min_spatial_segmentation_idc (4 + 12 bits)