LArc
From Just Solve the File Format Problem
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| − | '''LArc''' (not to be confused with [[LHA|LHarc]]) is a compressed archiver program for DOS. It was developed by Kazuhiko Miki, with Haruhiko Okumura and Ken Masuyama. Its native file format is sometimes called '''LZS'''. It uses generalized [[LHA]] format, and was possibly the originator of it. | + | '''LArc''' (not to be confused with [[LHA|LHarc]]) is a compressed archiver program for DOS. It was developed by Kazuhiko Miki, with Haruhiko Okumura and Ken Masuyama. Its native file format is sometimes called '''LZS'''. It uses generalized [[LHA]] format, and was possibly the originator of it. It was based in part on [[LZSS (Haruhiko Okumura)|Okumura's LZSS software]]. |
See [[LHA]] for more information relevant to LArc format. | See [[LHA]] for more information relevant to LArc format. | ||
Revision as of 14:04, 17 August 2021
LArc (not to be confused with LHarc) is a compressed archiver program for DOS. It was developed by Kazuhiko Miki, with Haruhiko Okumura and Ken Masuyama. Its native file format is sometimes called LZS. It uses generalized LHA format, and was possibly the originator of it. It was based in part on Okumura's LZSS software.
See LHA for more information relevant to LArc format.
Compression schemes
| ID | Description and remarks |
|---|---|
-lz2- |
|
-lz3- |
|
-lz4- |
Uncompressed |
-lz5- |
LZ77/LZSS, 4k window. Almost identical to "SZDD" used in MS-DOS installation compression. |
-lz7- |
|
-lz8- |
|
-lzs- |
LZ77/LZSS, 2k window |
Identification
One of the listed 5-character LArc compression scheme IDs appears at offset 2.
Software
- LArc v3.33 (1989-02-25)
- lhasa
- LHa for Unix
(Wanted: Other versions of LArc.)
