1 | /* Copyright 2017 Google Inc. All Rights Reserved. |
---|---|
2 | |
3 | Distributed under MIT license. |
4 | See file LICENSE for detail or copy at https://opensource.org/licenses/MIT |
5 | */ |
6 | |
7 | /* Parameters for the Brotli encoder with chosen quality levels. */ |
8 | |
9 | #ifndef BROTLI_ENC_PARAMS_H_ |
10 | #define BROTLI_ENC_PARAMS_H_ |
11 | |
12 | #include <brotli/encode.h> |
13 | #include "./encoder_dict.h" |
14 | |
15 | typedef struct BrotliHasherParams { |
16 | int type; |
17 | int bucket_bits; |
18 | int block_bits; |
19 | int hash_len; |
20 | int num_last_distances_to_check; |
21 | } BrotliHasherParams; |
22 | |
23 | typedef struct BrotliDistanceParams { |
24 | uint32_t distance_postfix_bits; |
25 | uint32_t num_direct_distance_codes; |
26 | uint32_t alphabet_size; |
27 | size_t max_distance; |
28 | } BrotliDistanceParams; |
29 | |
30 | /* Encoding parameters */ |
31 | typedef struct BrotliEncoderParams { |
32 | BrotliEncoderMode mode; |
33 | int quality; |
34 | int lgwin; |
35 | int lgblock; |
36 | size_t size_hint; |
37 | BROTLI_BOOL disable_literal_context_modeling; |
38 | BROTLI_BOOL large_window; |
39 | BrotliHasherParams hasher; |
40 | BrotliDistanceParams dist; |
41 | BrotliEncoderDictionary dictionary; |
42 | } BrotliEncoderParams; |
43 | |
44 | #endif /* BROTLI_ENC_PARAMS_H_ */ |
45 |