 dranke
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cac3922b0a
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better parity contexts integration for literal length
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2022-10-15 17:43:18 +02:00 |
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dranke
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dd5b0043dd
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hacky implementation of literal_length
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2022-10-15 17:30:12 +02:00 |
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dranke
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39c95598f2
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more arm32 optimizations, now 228b
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2022-10-05 13:54:04 +02:00 |
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dranke
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3e31b37c1c
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first version of arm32 unpacker: 240 bytes
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2022-10-04 22:44:28 +02:00 |
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dranke
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83c023de45
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more rv optimizations, rv32imc now 204b
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2022-10-03 15:38:43 +02:00 |
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dranke
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a46eb0e7f5
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some more optimizations to the rv unpacker
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2022-10-03 08:47:12 +02:00 |
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dranke
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32cd8e5b6c
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add --x86b preset
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2022-09-30 04:23:53 +02:00 |
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dranke
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90fa31ce1a
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strip debuginfo in release build
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2022-09-28 09:19:55 +02:00 |
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dranke
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31fb91c629
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Merge branch 'ped7g-z80_ped7g'
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2022-09-27 22:34:19 +02:00 |
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dranke
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e429f252a5
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Merge branch 'z80'
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2022-09-27 22:28:12 +02:00 |
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dranke
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f6642f07c9
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more config options, unpack error handling, fuzzing
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2022-09-27 17:16:05 +02:00 |
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dranke
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8715dede0e
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add --eof-in-length option
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2022-09-26 23:41:17 +02:00 |
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dranke
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b12c8f8d93
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add parameter to print out margin for overlapped unpacking
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2022-09-25 23:44:03 +02:00 |
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dranke
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af5fe898bf
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add --no-repeated-offsets to help
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2022-09-25 16:24:24 +02:00 |
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dranke
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331857a711
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add option to disable repeated offsets
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2022-09-25 16:23:11 +02:00 |
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dranke
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12e6f95fe8
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add remaining encoding config options + presets for x86 and z80
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2022-09-24 22:00:50 +02:00 |
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dranke
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23872b3222
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implement encoding options
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2022-09-24 20:52:39 +02:00 |
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dranke
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ced6cc8c32
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some more risc-v optimizations
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2022-09-24 08:45:14 +02:00 |
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dranke
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8c9e4311b9
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first (poorly optimized) risc-v unpacker
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2022-09-23 22:40:47 +02:00 |
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dranke
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31c31bdcfb
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clean up command line interface
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2022-09-21 22:45:06 +02:00 |
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dranke
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8f33ae0b1e
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add reverse compression option
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2022-09-21 21:37:30 +02:00 |
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dranke
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f5fc9bd005
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implement optional parity contexts
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2022-09-20 23:24:19 +02:00 |
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dranke
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cc41feb5cd
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alternative way to write state/prob update
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2022-09-19 18:33:02 +02:00 |
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dranke
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c8924456aa
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-r reverses both input and output
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2022-09-18 23:38:41 +02:00 |
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dranke
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7b0e22f459
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Merge pull request #3 from ped7g/z80_ped7g
backward unpacker + example extended
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2022-09-18 23:24:28 +02:00 |
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dranke
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5c7aee046a
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optimize decode_bit some more -> 166b
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2022-09-18 23:11:26 +02:00 |
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dranke
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612084a5bf
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decode_length returns negative value -> 172b
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2022-09-18 22:36:31 +02:00 |
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dranke
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ad731c2e75
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Merge pull request #4 from Ferdi265/master
unpack_armv6m: update comment headers and remove unneeded pushed register
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2022-09-18 18:51:37 +02:00 |
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dranke
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49a611e8ba
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some more optimizations -> 176 bytes
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2022-09-18 17:17:37 +02:00 |
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dranke
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2f820316e3
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change prob_index update to save two instructions -> 184b
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2022-09-18 16:27:21 +02:00 |
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dranke
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5bc3f88564
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invert was_match -> 188 bytes
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2022-09-18 15:58:31 +02:00 |
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dranke
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434769b591
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simple dev setup for asm unpackers
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2022-09-18 15:40:23 +02:00 |
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dranke
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a5406deb30
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Merge pull request #2 from ped7g/z80_ped7g
Z80 ped7g - few more optimisations for current variant of packer
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2022-09-16 00:26:55 +02:00 |
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dranke
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540a91d1ba
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forgot to add back -l 9
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2022-09-15 00:18:30 +02:00 |
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dranke
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e7aaf1491a
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add old-prob-update to compare script, add reverse option
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2022-09-14 23:51:38 +02:00 |
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dranke
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a1dabaf7f9
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add simple script to compare compression of variants
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2022-09-14 23:41:14 +02:00 |
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dranke
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75e375fb1f
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Merge branch 'ped7g-z80_ped7g' into z80
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2022-09-14 09:03:28 +02:00 |
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dranke
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f1f1c64a76
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implement simplified prob update, update unpack.c
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2022-09-10 12:01:42 +02:00 |
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dranke
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36cb6d77b5
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BE bitstream, flip bit encoding
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2022-09-10 11:31:09 +02:00 |
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dranke
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629c5fce7d
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optimize c_unpacker state update a bit, add -b flag to --help
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2022-09-09 19:10:31 +02:00 |
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dranke
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a205473ad6
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slight optimization
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2022-09-09 08:32:03 +02:00 |
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dranke
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4903ac3786
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c unpacker now works
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2022-09-09 00:47:33 +02:00 |
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dranke
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f817dc9254
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first try of c decompressor, not working yet
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2022-09-08 23:42:03 +02:00 |
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dranke
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d93aec186c
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add compressed_size function
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2022-06-19 23:08:47 +02:00 |
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dranke
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3902425922
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add bitstream variant, could be useful on 8bit platforms
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2021-12-28 23:59:56 +01:00 |
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dranke
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2e7983fc65
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use u8 context entries
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2021-12-27 22:35:53 +01:00 |
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dranke
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f7f891e154
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fix creating broken files if they end with a match
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2021-12-27 22:34:14 +01:00 |
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dranke
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08c86af06f
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some slight tweaks to the compressed format
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2021-12-27 16:58:39 +01:00 |
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dranke
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7d280bd533
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unify interface, only one pack function now
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2021-11-26 21:58:28 +01:00 |
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dranke
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c0560f99a8
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add compression levels
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2021-11-26 00:01:33 +01:00 |
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dranke
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5fedc032a9
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speed optimizations + progress bar
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2021-11-25 22:43:39 +01:00 |
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dranke
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5e82c65c18
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a few speed and/or compression ratio improvements
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2021-11-24 22:35:24 +01:00 |
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dranke
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11b43f9bc4
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implement parsing packer + fix huge bug in match finder
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2021-11-24 09:28:18 +01:00 |
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dranke
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470b778340
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change entropy coder from Range to rANS
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2021-11-22 23:14:24 +01:00 |
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dranke
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479a2e2c89
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make packer usable as lib
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2021-11-20 16:27:35 +01:00 |
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dranke
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8f23ec711f
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first version, only very simple greedy packer
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2021-11-19 21:40:37 +01:00 |
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