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TAV-DT: slight format change to allow detailed failure mode inspection

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minjaesong
2025-12-17 10:02:17 +09:00
parent e893ca2df5
commit c742bc354a
3 changed files with 369 additions and 244 deletions
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12
terranmon.txt
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@@ -1650,29 +1650,29 @@ start of the next packet
uint64 Timecode in nanoseconds
uint32 Offset to video packet
uint32 Reserved (zero-fill)
uint32 CRC-32 of [sync pattern + above]
<packet header end; encoded with rate 256/512 LDPC>
uint32 CRC-32 of above
<packet header end; encoded with rate 224/448 LDPC> // NOTE: sync pattern must not be LDPC-coded
bytes TAD with forward error correction
<TAD header start>
uint16 Sample Count
uint8 Quantiser Bits
uint16 Reserved (zero-fill)
uint32 Compressed Size
uint24 Reed-Solomon Block Count
uint32 CRC-32 of above
<TAD chunk header end; encoded with rate 128/256 LDPC>
<TAD chunk header end; encoded with rate 112/224 LDPC>
<Reed-Solomon (255,223) block start>
bytes TAD (EZBC, no Zstd)
bytes Parity for TAD
<Reed-Solomon (255,223) block end>
bytes TAV with forward error correction
uint32 TAV header sync pattern (0xA3F7C91E)
<TAV header start>
uint32 TAV header sync pattern (0xA3F7C91E)
uint8 GOP Size (number of frames in this GOP)
uint16 Reserved (zero-fill)
uint32 Compressed Size
uint24 Reed-Solomon Block Count
uint32 CRC-32 of above
<TAV header end; encoded with rate 128/256 LDPC>
<TAV header end; encoded with rate 112/224 LDPC> // NOTE: sync pattern must not be LDPC-coded
<Reed-Solomon (255,223) block start>
bytes TAV (EZBC, no Zstd)
bytes Parity for TAV