| … | |
… | |
| 47 | * Size of hashtable is (1 << HLOG) * sizeof (char *) |
47 | * Size of hashtable is (1 << HLOG) * sizeof (char *) |
| 48 | * decompression is independent of the hash table size |
48 | * decompression is independent of the hash table size |
| 49 | * the difference between 15 and 14 is very small |
49 | * the difference between 15 and 14 is very small |
| 50 | * for small blocks (and 14 is usually a bit faster). |
50 | * for small blocks (and 14 is usually a bit faster). |
| 51 | * For a low-memory/faster configuration, use HLOG == 13; |
51 | * For a low-memory/faster configuration, use HLOG == 13; |
| 52 | * For best compression, use 15 or 16 (or more). |
52 | * For best compression, use 15 or 16 (or more, up to 23). |
| 53 | */ |
53 | */ |
| 54 | #ifndef HLOG |
54 | #ifndef HLOG |
| 55 | # define HLOG 15 |
55 | # define HLOG 16 |
| 56 | #endif |
56 | #endif |
| 57 | |
57 | |
| 58 | /* |
58 | /* |
| 59 | * Sacrifice very little compression quality in favour of compression speed. |
59 | * Sacrifice very little compression quality in favour of compression speed. |
| 60 | * This gives almost the same compression as the default code, and is |
60 | * This gives almost the same compression as the default code, and is |
| 61 | * (very roughly) 15% faster. This is the preferable mode of operation. |
61 | * (very roughly) 15% faster. This is the preferred mode of operation. |
| 62 | */ |
62 | */ |
| 63 | |
|
|
| 64 | #ifndef VERY_FAST |
63 | #ifndef VERY_FAST |
| 65 | # define VERY_FAST 1 |
64 | # define VERY_FAST 1 |
| 66 | #endif |
65 | #endif |
| 67 | |
66 | |
| 68 | /* |
67 | /* |
