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Re: [Lzip-bug] response to decoder error by lzip-1.2-pre3
From: |
John Reiser |
Subject: |
Re: [Lzip-bug] response to decoder error by lzip-1.2-pre3 |
Date: |
Tue, 09 Dec 2008 10:04:08 -0800 |
User-agent: |
Thunderbird 2.0.0.18 (X11/20081119) |
Hi Antonio,
> For error recovery of concatenated compressed files I plan to write a
> "lzrecover" utility, more or less like the bzip2recover of bzip2. ...
> I also plan to write a library able of doing the equivalent of
> Z_FULL_FLUSH. ...
Please consider forward error detection and correction (especially: avoiding
catastrophic loss of synchronization by the decoder) in any new output format.
I am willing to pay 2 bytes in 1,000 (0.2%) for forward error detection.
I am willing to pay 8 bytes in 1,000 (0.8%) for forward error correction.
Sometimes I can pay 20 bytes in 1,000 (2.0%) for forward error correction
with good recovery (minimal bytes lost, etc.)
Perhaps I can be persuaded to pay more. (However, I'm not willing to pay the
100%, 200%, even 300% that Viterbi coding often pays for reliable communication
across a very noisy deep-space channel.)
--
John Reiser