PBRT
/home/felix/UBC/projects/AdaptiveLightfieldSampling/pbrt_v2/src/3rdparty/tiff-3.9.4/t4.h
00001 /* $Id: t4.h,v 1.1.1.1.2.1 2010-06-08 18:50:41 bfriesen Exp $ */
00002 
00003 /*
00004  * Copyright (c) 1988-1997 Sam Leffler
00005  * Copyright (c) 1991-1997 Silicon Graphics, Inc.
00006  *
00007  * Permission to use, copy, modify, distribute, and sell this software and 
00008  * its documentation for any purpose is hereby granted without fee, provided
00009  * that (i) the above copyright notices and this permission notice appear in
00010  * all copies of the software and related documentation, and (ii) the names of
00011  * Sam Leffler and Silicon Graphics may not be used in any advertising or
00012  * publicity relating to the software without the specific, prior written
00013  * permission of Sam Leffler and Silicon Graphics.
00014  * 
00015  * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, 
00016  * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY 
00017  * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  
00018  * 
00019  * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
00020  * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
00021  * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
00022  * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF 
00023  * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 
00024  * OF THIS SOFTWARE.
00025  */
00026 
00027 #ifndef _T4_
00028 #define _T4_
00029 /*
00030  * CCITT T.4 1D Huffman runlength codes and
00031  * related definitions.  Given the small sizes
00032  * of these tables it does not seem
00033  * worthwhile to make code & length 8 bits.
00034  */
00035 typedef struct tableentry {
00036     unsigned short length;      /* bit length of g3 code */
00037     unsigned short code;        /* g3 code */
00038     short       runlen;         /* run length in bits */
00039 } tableentry;
00040 
00041 #define EOL     0x001   /* EOL code value - 0000 0000 0000 1 */
00042 
00043 /* status values returned instead of a run length */
00044 #define G3CODE_EOL      -1      /* NB: ACT_EOL - ACT_WRUNT */
00045 #define G3CODE_INVALID  -2      /* NB: ACT_INVALID - ACT_WRUNT */
00046 #define G3CODE_EOF      -3      /* end of input data */
00047 #define G3CODE_INCOMP   -4      /* incomplete run code */
00048 
00049 /*
00050  * Note that these tables are ordered such that the
00051  * index into the table is known to be either the
00052  * run length, or (run length / 64) + a fixed offset.
00053  *
00054  * NB: The G3CODE_INVALID entries are only used
00055  *     during state generation (see mkg3states.c).
00056  */
00057 #ifdef G3CODES
00058 const tableentry TIFFFaxWhiteCodes[] = {
00059     { 8, 0x35, 0 },     /* 0011 0101 */
00060     { 6, 0x7, 1 },      /* 0001 11 */
00061     { 4, 0x7, 2 },      /* 0111 */
00062     { 4, 0x8, 3 },      /* 1000 */
00063     { 4, 0xB, 4 },      /* 1011 */
00064     { 4, 0xC, 5 },      /* 1100 */
00065     { 4, 0xE, 6 },      /* 1110 */
00066     { 4, 0xF, 7 },      /* 1111 */
00067     { 5, 0x13, 8 },     /* 1001 1 */
00068     { 5, 0x14, 9 },     /* 1010 0 */
00069     { 5, 0x7, 10 },     /* 0011 1 */
00070     { 5, 0x8, 11 },     /* 0100 0 */
00071     { 6, 0x8, 12 },     /* 0010 00 */
00072     { 6, 0x3, 13 },     /* 0000 11 */
00073     { 6, 0x34, 14 },    /* 1101 00 */
00074     { 6, 0x35, 15 },    /* 1101 01 */
00075     { 6, 0x2A, 16 },    /* 1010 10 */
00076     { 6, 0x2B, 17 },    /* 1010 11 */
00077     { 7, 0x27, 18 },    /* 0100 111 */
00078     { 7, 0xC, 19 },     /* 0001 100 */
00079     { 7, 0x8, 20 },     /* 0001 000 */
00080     { 7, 0x17, 21 },    /* 0010 111 */
00081     { 7, 0x3, 22 },     /* 0000 011 */
00082     { 7, 0x4, 23 },     /* 0000 100 */
00083     { 7, 0x28, 24 },    /* 0101 000 */
00084     { 7, 0x2B, 25 },    /* 0101 011 */
00085     { 7, 0x13, 26 },    /* 0010 011 */
00086     { 7, 0x24, 27 },    /* 0100 100 */
00087     { 7, 0x18, 28 },    /* 0011 000 */
00088     { 8, 0x2, 29 },     /* 0000 0010 */
00089     { 8, 0x3, 30 },     /* 0000 0011 */
00090     { 8, 0x1A, 31 },    /* 0001 1010 */
00091     { 8, 0x1B, 32 },    /* 0001 1011 */
00092     { 8, 0x12, 33 },    /* 0001 0010 */
00093     { 8, 0x13, 34 },    /* 0001 0011 */
00094     { 8, 0x14, 35 },    /* 0001 0100 */
00095     { 8, 0x15, 36 },    /* 0001 0101 */
00096     { 8, 0x16, 37 },    /* 0001 0110 */
00097     { 8, 0x17, 38 },    /* 0001 0111 */
00098     { 8, 0x28, 39 },    /* 0010 1000 */
00099     { 8, 0x29, 40 },    /* 0010 1001 */
00100     { 8, 0x2A, 41 },    /* 0010 1010 */
00101     { 8, 0x2B, 42 },    /* 0010 1011 */
00102     { 8, 0x2C, 43 },    /* 0010 1100 */
00103     { 8, 0x2D, 44 },    /* 0010 1101 */
00104     { 8, 0x4, 45 },     /* 0000 0100 */
00105     { 8, 0x5, 46 },     /* 0000 0101 */
00106     { 8, 0xA, 47 },     /* 0000 1010 */
00107     { 8, 0xB, 48 },     /* 0000 1011 */
00108     { 8, 0x52, 49 },    /* 0101 0010 */
00109     { 8, 0x53, 50 },    /* 0101 0011 */
00110     { 8, 0x54, 51 },    /* 0101 0100 */
00111     { 8, 0x55, 52 },    /* 0101 0101 */
00112     { 8, 0x24, 53 },    /* 0010 0100 */
00113     { 8, 0x25, 54 },    /* 0010 0101 */
00114     { 8, 0x58, 55 },    /* 0101 1000 */
00115     { 8, 0x59, 56 },    /* 0101 1001 */
00116     { 8, 0x5A, 57 },    /* 0101 1010 */
00117     { 8, 0x5B, 58 },    /* 0101 1011 */
00118     { 8, 0x4A, 59 },    /* 0100 1010 */
00119     { 8, 0x4B, 60 },    /* 0100 1011 */
00120     { 8, 0x32, 61 },    /* 0011 0010 */
00121     { 8, 0x33, 62 },    /* 0011 0011 */
00122     { 8, 0x34, 63 },    /* 0011 0100 */
00123     { 5, 0x1B, 64 },    /* 1101 1 */
00124     { 5, 0x12, 128 },   /* 1001 0 */
00125     { 6, 0x17, 192 },   /* 0101 11 */
00126     { 7, 0x37, 256 },   /* 0110 111 */
00127     { 8, 0x36, 320 },   /* 0011 0110 */
00128     { 8, 0x37, 384 },   /* 0011 0111 */
00129     { 8, 0x64, 448 },   /* 0110 0100 */
00130     { 8, 0x65, 512 },   /* 0110 0101 */
00131     { 8, 0x68, 576 },   /* 0110 1000 */
00132     { 8, 0x67, 640 },   /* 0110 0111 */
00133     { 9, 0xCC, 704 },   /* 0110 0110 0 */
00134     { 9, 0xCD, 768 },   /* 0110 0110 1 */
00135     { 9, 0xD2, 832 },   /* 0110 1001 0 */
00136     { 9, 0xD3, 896 },   /* 0110 1001 1 */
00137     { 9, 0xD4, 960 },   /* 0110 1010 0 */
00138     { 9, 0xD5, 1024 },  /* 0110 1010 1 */
00139     { 9, 0xD6, 1088 },  /* 0110 1011 0 */
00140     { 9, 0xD7, 1152 },  /* 0110 1011 1 */
00141     { 9, 0xD8, 1216 },  /* 0110 1100 0 */
00142     { 9, 0xD9, 1280 },  /* 0110 1100 1 */
00143     { 9, 0xDA, 1344 },  /* 0110 1101 0 */
00144     { 9, 0xDB, 1408 },  /* 0110 1101 1 */
00145     { 9, 0x98, 1472 },  /* 0100 1100 0 */
00146     { 9, 0x99, 1536 },  /* 0100 1100 1 */
00147     { 9, 0x9A, 1600 },  /* 0100 1101 0 */
00148     { 6, 0x18, 1664 },  /* 0110 00 */
00149     { 9, 0x9B, 1728 },  /* 0100 1101 1 */
00150     { 11, 0x8, 1792 },  /* 0000 0001 000 */
00151     { 11, 0xC, 1856 },  /* 0000 0001 100 */
00152     { 11, 0xD, 1920 },  /* 0000 0001 101 */
00153     { 12, 0x12, 1984 }, /* 0000 0001 0010 */
00154     { 12, 0x13, 2048 }, /* 0000 0001 0011 */
00155     { 12, 0x14, 2112 }, /* 0000 0001 0100 */
00156     { 12, 0x15, 2176 }, /* 0000 0001 0101 */
00157     { 12, 0x16, 2240 }, /* 0000 0001 0110 */
00158     { 12, 0x17, 2304 }, /* 0000 0001 0111 */
00159     { 12, 0x1C, 2368 }, /* 0000 0001 1100 */
00160     { 12, 0x1D, 2432 }, /* 0000 0001 1101 */
00161     { 12, 0x1E, 2496 }, /* 0000 0001 1110 */
00162     { 12, 0x1F, 2560 }, /* 0000 0001 1111 */
00163     { 12, 0x1, G3CODE_EOL },    /* 0000 0000 0001 */
00164     { 9, 0x1, G3CODE_INVALID }, /* 0000 0000 1 */
00165     { 10, 0x1, G3CODE_INVALID },        /* 0000 0000 01 */
00166     { 11, 0x1, G3CODE_INVALID },        /* 0000 0000 001 */
00167     { 12, 0x0, G3CODE_INVALID },        /* 0000 0000 0000 */
00168 };
00169 
00170 const tableentry TIFFFaxBlackCodes[] = {
00171     { 10, 0x37, 0 },    /* 0000 1101 11 */
00172     { 3, 0x2, 1 },      /* 010 */
00173     { 2, 0x3, 2 },      /* 11 */
00174     { 2, 0x2, 3 },      /* 10 */
00175     { 3, 0x3, 4 },      /* 011 */
00176     { 4, 0x3, 5 },      /* 0011 */
00177     { 4, 0x2, 6 },      /* 0010 */
00178     { 5, 0x3, 7 },      /* 0001 1 */
00179     { 6, 0x5, 8 },      /* 0001 01 */
00180     { 6, 0x4, 9 },      /* 0001 00 */
00181     { 7, 0x4, 10 },     /* 0000 100 */
00182     { 7, 0x5, 11 },     /* 0000 101 */
00183     { 7, 0x7, 12 },     /* 0000 111 */
00184     { 8, 0x4, 13 },     /* 0000 0100 */
00185     { 8, 0x7, 14 },     /* 0000 0111 */
00186     { 9, 0x18, 15 },    /* 0000 1100 0 */
00187     { 10, 0x17, 16 },   /* 0000 0101 11 */
00188     { 10, 0x18, 17 },   /* 0000 0110 00 */
00189     { 10, 0x8, 18 },    /* 0000 0010 00 */
00190     { 11, 0x67, 19 },   /* 0000 1100 111 */
00191     { 11, 0x68, 20 },   /* 0000 1101 000 */
00192     { 11, 0x6C, 21 },   /* 0000 1101 100 */
00193     { 11, 0x37, 22 },   /* 0000 0110 111 */
00194     { 11, 0x28, 23 },   /* 0000 0101 000 */
00195     { 11, 0x17, 24 },   /* 0000 0010 111 */
00196     { 11, 0x18, 25 },   /* 0000 0011 000 */
00197     { 12, 0xCA, 26 },   /* 0000 1100 1010 */
00198     { 12, 0xCB, 27 },   /* 0000 1100 1011 */
00199     { 12, 0xCC, 28 },   /* 0000 1100 1100 */
00200     { 12, 0xCD, 29 },   /* 0000 1100 1101 */
00201     { 12, 0x68, 30 },   /* 0000 0110 1000 */
00202     { 12, 0x69, 31 },   /* 0000 0110 1001 */
00203     { 12, 0x6A, 32 },   /* 0000 0110 1010 */
00204     { 12, 0x6B, 33 },   /* 0000 0110 1011 */
00205     { 12, 0xD2, 34 },   /* 0000 1101 0010 */
00206     { 12, 0xD3, 35 },   /* 0000 1101 0011 */
00207     { 12, 0xD4, 36 },   /* 0000 1101 0100 */
00208     { 12, 0xD5, 37 },   /* 0000 1101 0101 */
00209     { 12, 0xD6, 38 },   /* 0000 1101 0110 */
00210     { 12, 0xD7, 39 },   /* 0000 1101 0111 */
00211     { 12, 0x6C, 40 },   /* 0000 0110 1100 */
00212     { 12, 0x6D, 41 },   /* 0000 0110 1101 */
00213     { 12, 0xDA, 42 },   /* 0000 1101 1010 */
00214     { 12, 0xDB, 43 },   /* 0000 1101 1011 */
00215     { 12, 0x54, 44 },   /* 0000 0101 0100 */
00216     { 12, 0x55, 45 },   /* 0000 0101 0101 */
00217     { 12, 0x56, 46 },   /* 0000 0101 0110 */
00218     { 12, 0x57, 47 },   /* 0000 0101 0111 */
00219     { 12, 0x64, 48 },   /* 0000 0110 0100 */
00220     { 12, 0x65, 49 },   /* 0000 0110 0101 */
00221     { 12, 0x52, 50 },   /* 0000 0101 0010 */
00222     { 12, 0x53, 51 },   /* 0000 0101 0011 */
00223     { 12, 0x24, 52 },   /* 0000 0010 0100 */
00224     { 12, 0x37, 53 },   /* 0000 0011 0111 */
00225     { 12, 0x38, 54 },   /* 0000 0011 1000 */
00226     { 12, 0x27, 55 },   /* 0000 0010 0111 */
00227     { 12, 0x28, 56 },   /* 0000 0010 1000 */
00228     { 12, 0x58, 57 },   /* 0000 0101 1000 */
00229     { 12, 0x59, 58 },   /* 0000 0101 1001 */
00230     { 12, 0x2B, 59 },   /* 0000 0010 1011 */
00231     { 12, 0x2C, 60 },   /* 0000 0010 1100 */
00232     { 12, 0x5A, 61 },   /* 0000 0101 1010 */
00233     { 12, 0x66, 62 },   /* 0000 0110 0110 */
00234     { 12, 0x67, 63 },   /* 0000 0110 0111 */
00235     { 10, 0xF, 64 },    /* 0000 0011 11 */
00236     { 12, 0xC8, 128 },  /* 0000 1100 1000 */
00237     { 12, 0xC9, 192 },  /* 0000 1100 1001 */
00238     { 12, 0x5B, 256 },  /* 0000 0101 1011 */
00239     { 12, 0x33, 320 },  /* 0000 0011 0011 */
00240     { 12, 0x34, 384 },  /* 0000 0011 0100 */
00241     { 12, 0x35, 448 },  /* 0000 0011 0101 */
00242     { 13, 0x6C, 512 },  /* 0000 0011 0110 0 */
00243     { 13, 0x6D, 576 },  /* 0000 0011 0110 1 */
00244     { 13, 0x4A, 640 },  /* 0000 0010 0101 0 */
00245     { 13, 0x4B, 704 },  /* 0000 0010 0101 1 */
00246     { 13, 0x4C, 768 },  /* 0000 0010 0110 0 */
00247     { 13, 0x4D, 832 },  /* 0000 0010 0110 1 */
00248     { 13, 0x72, 896 },  /* 0000 0011 1001 0 */
00249     { 13, 0x73, 960 },  /* 0000 0011 1001 1 */
00250     { 13, 0x74, 1024 }, /* 0000 0011 1010 0 */
00251     { 13, 0x75, 1088 }, /* 0000 0011 1010 1 */
00252     { 13, 0x76, 1152 }, /* 0000 0011 1011 0 */
00253     { 13, 0x77, 1216 }, /* 0000 0011 1011 1 */
00254     { 13, 0x52, 1280 }, /* 0000 0010 1001 0 */
00255     { 13, 0x53, 1344 }, /* 0000 0010 1001 1 */
00256     { 13, 0x54, 1408 }, /* 0000 0010 1010 0 */
00257     { 13, 0x55, 1472 }, /* 0000 0010 1010 1 */
00258     { 13, 0x5A, 1536 }, /* 0000 0010 1101 0 */
00259     { 13, 0x5B, 1600 }, /* 0000 0010 1101 1 */
00260     { 13, 0x64, 1664 }, /* 0000 0011 0010 0 */
00261     { 13, 0x65, 1728 }, /* 0000 0011 0010 1 */
00262     { 11, 0x8, 1792 },  /* 0000 0001 000 */
00263     { 11, 0xC, 1856 },  /* 0000 0001 100 */
00264     { 11, 0xD, 1920 },  /* 0000 0001 101 */
00265     { 12, 0x12, 1984 }, /* 0000 0001 0010 */
00266     { 12, 0x13, 2048 }, /* 0000 0001 0011 */
00267     { 12, 0x14, 2112 }, /* 0000 0001 0100 */
00268     { 12, 0x15, 2176 }, /* 0000 0001 0101 */
00269     { 12, 0x16, 2240 }, /* 0000 0001 0110 */
00270     { 12, 0x17, 2304 }, /* 0000 0001 0111 */
00271     { 12, 0x1C, 2368 }, /* 0000 0001 1100 */
00272     { 12, 0x1D, 2432 }, /* 0000 0001 1101 */
00273     { 12, 0x1E, 2496 }, /* 0000 0001 1110 */
00274     { 12, 0x1F, 2560 }, /* 0000 0001 1111 */
00275     { 12, 0x1, G3CODE_EOL },    /* 0000 0000 0001 */
00276     { 9, 0x1, G3CODE_INVALID }, /* 0000 0000 1 */
00277     { 10, 0x1, G3CODE_INVALID },        /* 0000 0000 01 */
00278     { 11, 0x1, G3CODE_INVALID },        /* 0000 0000 001 */
00279     { 12, 0x0, G3CODE_INVALID },        /* 0000 0000 0000 */
00280 };
00281 #else
00282 extern  const tableentry TIFFFaxWhiteCodes[];
00283 extern  const tableentry TIFFFaxBlackCodes[];
00284 #endif
00285 #endif /* _T4_ */
00286 /*
00287  * Local Variables:
00288  * mode: c
00289  * c-basic-offset: 8
00290  * fill-column: 78
00291  * End:
00292  */