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mirror of https://github.com/chylex/Brotli-Builder.git synced 2024-11-25 07:42:56 +01:00
Commit Graph

144 Commits

Author SHA1 Message Date
26e8f01155 Avoid creating HuffmanTree lookup structure when only deserializing 2019-11-01 17:47:50 +01:00
4c029e4676 Avoid creating unnecessary marker objects & tweak TitleMarker 2019-11-01 17:46:41 +01:00
4e7c08879c Fix broken multithreading in Brotli deserialization 2019-11-01 10:06:34 +01:00
04a23663b0 Reorganize HuffmanTree & BlockSwitchTracker 2019-10-31 19:13:08 +01:00
974541b937 Minor BrotliLib refactoring (ranges, exceptions, formatting) 2019-10-31 19:13:08 +01:00
2f22139125 Fix window size crash & inefficiency when generating copy markers 2019-10-30 19:42:56 +01:00
f9838bca04 Improve efficiency of encoding Huffman tree repetition codes 2019-10-21 00:16:20 +02:00
94f3288bb7 Reimplement complex distance code construction & update documentation 2019-10-20 22:07:23 +02:00
87011bc853 Rewrite AlphabetSize.BitsPerSymbol to use Log2 utility class 2019-10-20 06:40:37 +02:00
79a96735a5 Move various log2(int) implementations into a utility class 2019-10-20 06:29:43 +02:00
cd2c37764e Make MetaBlock classes (mostly) immutable 2019-10-19 15:27:39 +02:00
611fac1525 Properly implement and cleanup GetHashCode & Equals in BrotliLib 2019-10-19 15:27:39 +02:00
e84dcd4ac9 Address IDE suggestions (C# 8.0) & minor refactoring 2019-10-19 01:43:54 +02:00
b07c707759 Upgrade libraries to .NET Standard 2.1 and UI/test projects to .NET Core 3.0 2019-10-18 20:11:44 +02:00
3294ac800e Improve how CR/LF characters are displayed in markers 2019-10-04 16:47:55 +02:00
5b44cefe68 Update markers to include backreference & dictionary output 2019-10-04 16:18:05 +02:00
d8a6713392 Fix broken generation of explicit distance codes 0 2019-10-04 15:15:27 +02:00
806c97748a Fix Brotli insert&copy command serialization not picking distance codes efficiently 2019-07-09 15:55:27 +02:00
0b7aaec69d Optimize complex distance codes (with no postfix) w/ unit tests 2019-07-09 15:00:21 +02:00
50035519f8 Make most marker values lazy 2019-07-08 23:46:26 +02:00
c3b66b50e9 Tweaks for minor performance improvements 2019-07-08 23:36:10 +02:00
05690a1bea Improve marker memory usage by interning strings 2019-07-08 18:13:11 +02:00
da910cc147 Refactor BitWriter, BitReader, and MarkedBitReader into interfaces 2019-06-18 15:06:39 +02:00
8c5ae6a960 Separate IBitSerializer into serializer & deserializer delegates 2019-06-18 05:00:33 +02:00
52d435dece Fix invalid complex Huffman tree length codes generated for incomplete trees 2019-05-24 14:11:52 +02:00
6baa782fb9 Make DistanceParameters a readonly struct 2019-05-23 16:24:40 +02:00
82f212a4b8 Add marker for Brotli block-switch type value 2019-05-23 15:30:12 +02:00
1370231216 Add utility Set methods to ContextMap builder 2019-05-23 15:29:43 +02:00
74969f8c92 Implement Brotli block-switch command builder 2019-05-23 15:28:30 +02:00
b90240c180 Update HuffmanTree.FromSymbols to use FrequencyList 2019-05-23 14:15:21 +02:00
62b5236455 Remove category parameter from CategoryMap.Select 2019-05-23 13:11:52 +02:00
9ab0520997 Determine BlockSwitchCommand type codes during serialization instead of storing them 2019-05-23 11:10:59 +02:00
e39ddf5e27 Make ContextMap builder clone the final array 2019-05-20 09:48:05 +02:00
7e7b58e533 Fix broken implicit distance code 0 and dictionary distances in CompressedMetaBlockBuilder 2019-05-19 23:18:04 +02:00
e349cf112b Move byte array slicing/cloning into a utility CollectionHelper class 2019-05-18 00:38:48 +02:00
34d801a70b Slightly improve strategy for picking Brotli distance codes 2019-05-17 06:35:26 +02:00
78052590df Split Brotli distance codes into multiple files 2019-05-16 21:01:18 +02:00
768f2e9ac0 Work on Brotli component validation, constants, and minor refactoring 2019-05-16 19:09:58 +02:00
632f94eef9 Refactor Brotli element construction to guard mutability 2019-05-16 18:25:30 +02:00
0d9e7f91f2 Add block-switch command support in CompressedMetaBlockBuilder 2019-04-22 16:45:30 +02:00
d78202b3a5 Fix broken encoding of direct distances 2019-03-28 20:10:59 +01:00
e7b8d4ce20 Move BrotliGlobalState into a different namespace 2019-03-28 04:01:25 +01:00
9b59e6a988 Move output handling from BrotliGlobalState into a new interface 2019-03-28 03:58:31 +01:00
63fceb9e6e Move distance context ID calculation & tweak parts of InsertCopyCommand 2019-03-14 16:38:10 +01:00
10366592fc Work on Brotli context map construction and utilities 2019-03-14 08:37:30 +01:00
b88fe3f6bd Implement a ghetto way to construct Brotli distance codes 2019-03-14 03:49:31 +01:00
c9b28433d3 Move writing copies and dictionary words to BrotliGlobalState 2019-03-13 12:05:17 +01:00
1226b78736 Fix DistanceCode.Complex.ToString 2019-03-13 08:22:39 +01:00
6db6dc2bc0 Explain complex distance codes & guard constructors 2019-03-13 08:22:02 +01:00
a9131a3efb Add utilities to help constructing Brotli components & general cleanup 2019-03-13 01:17:09 +01:00
1a18808976 Fix typo in InsertCopyLengthCode constructor 2019-03-12 23:51:38 +01:00
4ce74b4c68 Simplify HuffmanTree construction 2019-03-12 22:20:06 +01:00
835cfdcdaf Refactor distance code zero handling to fix distance buffer push logic 2019-03-12 00:17:40 +01:00
4c0083579a Fix distance encoding using wrong trees w/ postfix bits 2019-03-11 23:26:38 +01:00
b760d566bd Minor refactoring 2019-03-11 10:29:11 +01:00
7d34bc8e98 Optimize memory usage of insert&copy commands 2019-03-11 09:27:53 +01:00
360ed52eba Fix literal context modes breaking across meta-block boundaries 2019-03-11 06:19:53 +01:00
d8746572d4 Add a way to construct insert&copy length codes from length values w/ unit tests 2019-03-09 03:36:41 +01:00
a46cb9457f Remove unused methods from Category and HuffmanNode 2019-03-09 03:16:14 +01:00
607cfeba64 Include category in BlockTypeInfo to refactor serialization contexts 2019-03-09 03:07:37 +01:00
b08283a8db Improve markers for complex Huffman trees 2019-03-09 01:22:58 +01:00
285612a1bd Cleanup unused methods and imports 2019-03-07 02:55:48 +01:00
95acb299e1 Implement repeat/skip codes in complex Huffman trees 2019-03-04 17:34:41 +01:00
5a6f4b2ede Implement encoding of RLE and IMTF in Brotli context maps 2019-03-04 11:57:30 +01:00
3d511172a7 Implement markers for all Brotli deserializers 2019-03-03 19:53:42 +01:00
46eb57428c Update ToString (DistanceCode, ComplexLengthCode, HuffmanGenerator.Entry) 2019-03-03 19:53:42 +01:00
07d96290b7 Add Literal to represent literal bytes 2019-03-03 17:27:27 +01:00
03c5f040f6 Redo all Equals/GetHashCode/ToString & add a few missing ones 2019-03-02 11:02:36 +01:00
86e25692b8 Implement Brotli compressed meta-block contents and insert&copy command serialization 2019-02-08 10:52:07 +01:00
cf11a7c0f1 Implement Brotli block-switch command serialization & block tracking 2019-02-08 10:52:07 +01:00
5ffb4bf0be Implement Brotli compressed meta-block header serialization 2019-02-08 10:52:07 +01:00
a7b6d7047d Implement Brotli block type and block length code serialization 2019-02-08 09:24:51 +01:00
f3295167b8 Implement basic serialization for Brotli context maps 2018-12-29 02:53:45 +01:00
f81568d95a Make AlphabetSize.BitsPerSymbol return a byte & add default max tree depth constant 2018-12-29 02:48:38 +01:00
5d1823acb0 Implement Brotli distance code and distance value serialization 2018-12-28 22:49:01 +01:00
f23359ccd5 Implement Brotli insert&copy length code alphabet and length serialization 2018-12-15 02:20:46 +01:00
791f31e2d9 Implement basic serialization for Brotli Huffman trees w/ unit tests 2018-12-15 02:01:23 +01:00
a8dcf45861 Add utilities for Brotli insert&copy command code categories 2018-12-14 18:36:58 +01:00
24efbdfe74 Fix extra bit when writing padded empty meta-block header 2018-12-14 06:04:16 +01:00
4ce1554e4b Fix missing bit when writing compressed meta-block header 2018-12-13 14:39:09 +01:00
a3e4983bc5 Implement Move-to-front & inverse transformation w/ unit tests 2018-12-12 23:05:23 +01:00
286f476cfb Add AlphabetSize utility w/ unit tests 2018-11-23 07:45:01 +01:00
3fe5a82239 Implement Brotli literal context mode serialization 2018-11-21 17:01:08 +01:00
1696b86ba5 Add a utility for BitSerializer to specify no serialization context without nulls 2018-11-21 16:25:28 +01:00
422def48fa Implement Brotli distance parameter serialization 2018-11-18 18:55:24 +01:00
78d93ba9fd Implement Brotli variable length 1-11 bit code serialization 2018-11-18 01:32:11 +01:00
54c68402bb Implement a Brotli encoder that only generates uncompressed meta-blocks 2018-11-17 16:36:04 +01:00
95fd6d3f9a Implement empty meta-block w/ skipped bytes serialization 2018-11-17 13:13:23 +01:00
675008182f Implement uncompressed meta-block serialization 2018-11-17 13:13:23 +01:00
bf78ed23d3 Add a way to handle Brotli state and generate output during serialization 2018-11-16 19:37:57 +01:00
a3f666b479 Begin implementing meta-block serialization 2018-11-16 16:31:35 +01:00
be29857899 Add base classes for different types of meta-blocks 2018-11-16 15:22:48 +01:00
abff015bcf Implement Brotli meta-block data length serialization 2018-11-16 14:47:14 +01:00
dd4d34ef0c Implement Brotli window size serialization 2018-11-16 14:11:29 +01:00