Commit Graph

81 Commits

Author SHA1 Message Date
Emmanuel Marty
ddd2ac4c56
Remove file after restructuring 2019-06-07 23:18:52 +02:00
Emmanuel Marty
8ef0396b50
Remove file after restructuring 2019-06-07 23:18:43 +02:00
Emmanuel Marty
ee6ab423fc
Remove file after restructuring 2019-06-07 23:18:14 +02:00
Emmanuel Marty
59d2383b03
Remove file after restructuring 2019-06-07 23:18:05 +02:00
Emmanuel Marty
74e8d82231
Remove file after restructuring 2019-06-07 23:17:56 +02:00
Emmanuel Marty
026537f7f2
Remove file after restructuring 2019-06-07 23:17:47 +02:00
Emmanuel Marty
998714d714
Remove file after restructuring 2019-06-07 23:17:37 +02:00
Emmanuel Marty
124adf8ade
Remove file after restructuring 2019-06-07 23:17:16 +02:00
Emmanuel Marty
59d7074da1
Remove file after restructuring 2019-06-07 23:17:07 +02:00
Emmanuel Marty
e924390c8e
Remove file after restructuring 2019-06-07 23:16:47 +02:00
Emmanuel Marty
47315447fd
Remove file after restructuring 2019-06-07 23:16:29 +02:00
Emmanuel Marty
b4e3c07d3a
Split code, add automated tests, update LZSA2 2019-06-07 23:15:40 +02:00
emmanuel-marty
45cb124c4d Simplify and speed up in-tool decompressors; add in-memory benchmark 2019-05-17 08:57:01 +02:00
Emmanuel Marty
055a80abfd
Fix another typo 2019-05-14 18:45:46 +02:00
Emmanuel Marty
d5d879adea
Fix typo 2019-05-14 18:44:29 +02:00
Emmanuel Marty
3ae13b5410
Fix links to new documents 2019-05-14 18:42:22 +02:00
emmanuel-marty
635e575992 Update format spec, stats 2019-05-14 18:38:40 +02:00
emmanuel-marty
a708a02048 Fix compilation warning 2019-05-14 12:18:35 +02:00
emmanuel-marty
277b5b1025 Move top-level streaming compression code to library 2019-05-13 22:22:53 +02:00
emmanuel-marty
0f4ffa7166 Clean up check for emitting a single raw block 2019-05-12 23:21:50 +02:00
emmanuel-marty
c96594680a Use full BLOCK_SIZE for dictionary, and use last BLOCK_SIZE bytes rather than first 2019-05-12 14:44:28 +02:00
emmanuel-marty
3caa72c722 Clarify optimizer 2019-05-11 11:42:18 +02:00
emmanuel-marty
d70830b525 Simplify nibble handling in LZSA2 8088 depacker 2019-05-11 11:42:00 +02:00
emmanuel-marty
8b7b4a2b4f Check in LZSA2 implementation (ratio competitive with ZX7, faster decompression) 2019-05-09 16:51:29 +02:00
emmanuel-marty
49b0739050 Isolate frame implementation details 2019-05-03 19:17:14 +02:00
emmanuel-marty
31ededcdf7 Rejoin large patterns 2019-05-03 13:45:37 +02:00
emmanuel-marty
4011d7d3c8 Check in VS 2017 project 2019-05-02 23:51:42 +02:00
emmanuel-marty
bab5225e4c Implement dictionary support 2019-05-02 18:38:57 +02:00
emmanuel-marty
ef6b43a296 When using -m, decompress ~7% faster by trading ~0.5% of compression ratio 2019-05-02 11:23:57 +02:00
emmanuel-marty
97dd3ffc1f Update fast Z80 decompressor 2019-04-25 17:19:58 +02:00
emmanuel-marty
bd6e31b03c Update stats 2019-04-25 13:03:38 +02:00
emmanuel-marty
9e75a55dd3 Reduce token count by 1% without changing the ratio 2019-04-25 13:01:56 +02:00
emmanuel-marty
b7967c3aa1 Update README 2019-04-24 10:02:35 +02:00
emmanuel-marty
2b9780bd65 Finalize lzsa1 compressed format, speed up and simplify decompression 2019-04-24 09:47:40 +02:00
emmanuel-marty
593110ae5d Fix parsing of -m option 2019-04-22 14:16:25 +02:00
emmanuel-marty
331d6f9911 Add --prefer-ratio, --prefer-speed, -m options 2019-04-21 09:41:12 +02:00
emmanuel-marty
f837ed096e Add size-optimized Z80 decompressor, contributed by spke 2019-04-21 08:15:43 +02:00
emmanuel-marty
6c4a86c9fe Make compression 5% faster 2019-04-20 16:24:54 +02:00
emmanuel-marty
fb79d319cb Speed up portable decompressor a bit 2019-04-20 10:27:24 +02:00
emmanuel-marty
3e5639afaf Reduce token count further 2019-04-20 10:26:45 +02:00
emmanuel-marty
88054841cf Add strict block checks when decompressing, comparing 2019-04-20 10:26:13 +02:00
Emmanuel Marty
b3268b74eb
Update stats 2019-04-13 12:38:18 +02:00
emmanuel-marty
aa5dbe283d Small optimization to the cost model 2019-04-13 12:33:39 +02:00
emmanuel-marty
4913fe5d48 Fix reporting of compressed size for raw mode 2019-04-13 12:33:25 +02:00
emmanuel-marty
cf51f1775a Fix small literals cost estimate issue in optimizer, gain a small amount of compression and reduction of token count 2019-04-11 23:47:57 +02:00
emmanuel-marty
4c5d44fff4 Improve hotpath of 6502 depacker further 2019-04-10 19:41:41 +02:00
emmanuel-marty
2451d5802e Fix typo in lzsa tool 2019-04-10 17:38:22 +02:00
emmanuel-marty
8c3fc6d652 Simplify short offset handling in 6502 depacker 2019-04-10 17:37:36 +02:00
emmanuel-marty
c220694531 Add 6502 decompressor 2019-04-10 17:30:24 +02:00
emmanuel-marty
02592cfe3b Fix typo in 8088 decompressor comments 2019-04-10 17:30:13 +02:00