| … | |
… | |
| 21 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- |
21 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- |
| 22 | * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
22 | * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| 23 | * OF THE POSSIBILITY OF SUCH DAMAGE. |
23 | * OF THE POSSIBILITY OF SUCH DAMAGE. |
| 24 | * |
24 | * |
| 25 | * Alternatively, the contents of this file may be used under the terms of |
25 | * Alternatively, the contents of this file may be used under the terms of |
| 26 | * the GNU General Public License version 2 (the "GPL"), in which case the |
26 | * the GNU General Public License ("GPL") version 2 or any later version, |
| 27 | * provisions of the GPL are applicable instead of the above. If you wish to |
27 | * in which case the provisions of the GPL are applicable instead of |
| 28 | * allow the use of your version of this file only under the terms of the |
28 | * the above. If you wish to allow the use of your version of this file |
| 29 | * GPL and not to allow others to use your version of this file under the |
29 | * only under the terms of the GPL and not to allow others to use your |
| 30 | * BSD license, indicate your decision by deleting the provisions above and |
30 | * version of this file under the BSD license, indicate your decision |
| 31 | * replace them with the notice and other provisions required by the GPL. If |
31 | * by deleting the provisions above and replace them with the notice |
| 32 | * you do not delete the provisions above, a recipient may use your version |
32 | * and other provisions required by the GPL. If you do not delete the |
|
|
33 | * provisions above, a recipient may use your version of this file under |
| 33 | * of this file under either the BSD or the GPL. |
34 | * either the BSD or the GPL. |
| 34 | */ |
35 | */ |
| 35 | |
36 | |
| 36 | #ifndef LZFP_h |
37 | #ifndef LZFP_h |
| 37 | #define LZFP_h |
38 | #define LZFP_h |
| 38 | |
39 | |
| … | |
… | |
| 46 | * Size of hashtable is (1 << HLOG) * sizeof (char *) |
47 | * Size of hashtable is (1 << HLOG) * sizeof (char *) |
| 47 | * decompression is independent of the hash table size |
48 | * decompression is independent of the hash table size |
| 48 | * the difference between 15 and 14 is very small |
49 | * the difference between 15 and 14 is very small |
| 49 | * for small blocks (and 14 is usually a bit faster). |
50 | * for small blocks (and 14 is usually a bit faster). |
| 50 | * For a low-memory/faster configuration, use HLOG == 13; |
51 | * For a low-memory/faster configuration, use HLOG == 13; |
| 51 | * For best compression, use 15 or 16 (or more). |
52 | * For best compression, use 15 or 16 (or more, up to 23). |
| 52 | */ |
53 | */ |
| 53 | #ifndef HLOG |
54 | #ifndef HLOG |
| 54 | # define HLOG 15 |
55 | # define HLOG 16 |
| 55 | #endif |
56 | #endif |
| 56 | |
57 | |
| 57 | /* |
58 | /* |
| 58 | * Sacrifice very little compression quality in favour of compression speed. |
59 | * Sacrifice very little compression quality in favour of compression speed. |
| 59 | * 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 |
| 60 | * (very roughly) 15% faster. This is the preferable mode of operation. |
61 | * (very roughly) 15% faster. This is the preferred mode of operation. |
| 61 | */ |
62 | */ |
| 62 | |
|
|
| 63 | #ifndef VERY_FAST |
63 | #ifndef VERY_FAST |
| 64 | # define VERY_FAST 1 |
64 | # define VERY_FAST 1 |
| 65 | #endif |
65 | #endif |
| 66 | |
66 | |
| 67 | /* |
67 | /* |
