| 1 | /* $Id$ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 1992-1997 Sam Leffler |
| 5 | * Copyright (c) 1992-1997 Silicon Graphics, Inc. |
| 6 | * |
| 7 | * Permission to use, copy, modify, distribute, and sell this software and |
| 8 | * its documentation for any purpose is hereby granted without fee, provided |
| 9 | * that (i) the above copyright notices and this permission notice appear in |
| 10 | * all copies of the software and related documentation, and (ii) the names of |
| 11 | * Sam Leffler and Silicon Graphics may not be used in any advertising or |
| 12 | * publicity relating to the software without the specific, prior written |
| 13 | * permission of Sam Leffler and Silicon Graphics. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, |
| 16 | * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY |
| 17 | * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. |
| 18 | * |
| 19 | * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR |
| 20 | * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, |
| 21 | * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, |
| 22 | * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF |
| 23 | * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
| 24 | * OF THIS SOFTWARE. |
| 25 | */ |
| 26 | |
| 27 | #include "tif_config.h" |
| 28 | |
| 29 | #include <stdio.h> |
| 30 | #include <stdlib.h> |
| 31 | #include <string.h> |
| 32 | |
| 33 | #include "tiffio.h" |
| 34 | |
| 35 | #ifndef HAVE_GETOPT |
| 36 | extern int getopt(int, char**, char*); |
| 37 | #endif |
| 38 | |
| 39 | #define CopyField(tag, v) \ |
| 40 | if (TIFFGetField(in, tag, &v)) TIFFSetField(out, tag, v) |
| 41 | #define CopyField2(tag, v1, v2) \ |
| 42 | if (TIFFGetField(in, tag, &v1, &v2)) TIFFSetField(out, tag, v1, v2) |
| 43 | #define CopyField3(tag, v1, v2, v3) \ |
| 44 | if (TIFFGetField(in, tag, &v1, &v2, &v3)) TIFFSetField(out, tag, v1, v2, v3) |
| 45 | |
| 46 | static char fname[1024+1]; |
| 47 | |
| 48 | static int tiffcp(TIFF*, TIFF*); |
| 49 | static void newfilename(void); |
| 50 | static int cpStrips(TIFF*, TIFF*); |
| 51 | static int cpTiles(TIFF*, TIFF*); |
| 52 | |
| 53 | int |
| 54 | main(int argc, char* argv[]) |
| 55 | { |
| 56 | TIFF *in, *out; |
| 57 | |
| 58 | if (argc < 2) { |
| 59 | fprintf(stderr, "%s\n\n", TIFFGetVersion()); |
| 60 | fprintf(stderr, "usage: tiffsplit input.tif [prefix]\n"); |
| 61 | return (-3); |
| 62 | } |
| 63 | if (argc > 2) |
| 64 | strcpy(fname, argv[2]); |
| 65 | in = TIFFOpen(argv[1], "r"); |
| 66 | if (in != NULL) { |
| 67 | do { |
| 68 | char path[1024+1]; |
| 69 | newfilename(); |
| 70 | strcpy(path, fname); |
| 71 | strcat(path, ".tif"); |
| 72 | out = TIFFOpen(path, TIFFIsBigEndian(in)?"wb":"wl"); |
| 73 | if (out == NULL) |
| 74 | return (-2); |
| 75 | if (!tiffcp(in, out)) |
| 76 | return (-1); |
| 77 | TIFFClose(out); |
| 78 | } while (TIFFReadDirectory(in)); |
| 79 | (void) TIFFClose(in); |
| 80 | } |
| 81 | return (0); |
| 82 | } |
| 83 | |
| 84 | static void |
| 85 | newfilename(void) |
| 86 | { |
| 87 | static int first = 1; |
| 88 | static long lastTurn; |
| 89 | static long fnum; |
| 90 | static short defname; |
| 91 | static char *fpnt; |
| 92 | |
| 93 | if (first) { |
| 94 | if (fname[0]) { |
| 95 | fpnt = fname + strlen(fname); |
| 96 | defname = 0; |
| 97 | } else { |
| 98 | fname[0] = 'x'; |
| 99 | fpnt = fname + 1; |
| 100 | defname = 1; |
| 101 | } |
| 102 | first = 0; |
| 103 | } |
| 104 | #define MAXFILES 17576 |
| 105 | if (fnum == MAXFILES) { |
| 106 | if (!defname || fname[0] == 'z') { |
| 107 | fprintf(stderr, "tiffsplit: too many files.\n"); |
| 108 | exit(1); |
| 109 | } |
| 110 | fname[0]++; |
| 111 | fnum = 0; |
| 112 | } |
| 113 | if (fnum % 676 == 0) { |
| 114 | if (fnum != 0) { |
| 115 | /* |
| 116 | * advance to next letter every 676 pages |
| 117 | * condition for 'z'++ will be covered above |
| 118 | */ |
| 119 | fpnt[0]++; |
| 120 | } else { |
| 121 | /* |
| 122 | * set to 'a' if we are on the very first file |
| 123 | */ |
| 124 | fpnt[0] = 'a'; |
| 125 | } |
| 126 | /* |
| 127 | * set the value of the last turning point |
| 128 | */ |
| 129 | lastTurn = fnum; |
| 130 | } |
| 131 | /* |
| 132 | * start from 0 every 676 times (provided by lastTurn) |
| 133 | * this keeps us within a-z boundaries |
| 134 | */ |
| 135 | fpnt[1] = (char)((fnum - lastTurn) / 26) + 'a'; |
| 136 | /* |
| 137 | * cycle last letter every file, from a-z, then repeat |
| 138 | */ |
| 139 | fpnt[2] = (char)(fnum % 26) + 'a'; |
| 140 | fnum++; |
| 141 | } |
| 142 | |
| 143 | static int |
| 144 | tiffcp(TIFF* in, TIFF* out) |
| 145 | { |
| 146 | uint16 bitspersample, samplesperpixel, compression, shortv, *shortav; |
| 147 | uint32 w, l; |
| 148 | float floatv; |
| 149 | char *stringv; |
| 150 | uint32 longv; |
| 151 | |
| 152 | CopyField(TIFFTAG_SUBFILETYPE, longv); |
| 153 | CopyField(TIFFTAG_TILEWIDTH, w); |
| 154 | CopyField(TIFFTAG_TILELENGTH, l); |
| 155 | CopyField(TIFFTAG_IMAGEWIDTH, w); |
| 156 | CopyField(TIFFTAG_IMAGELENGTH, l); |
| 157 | CopyField(TIFFTAG_BITSPERSAMPLE, bitspersample); |
| 158 | CopyField(TIFFTAG_SAMPLESPERPIXEL, samplesperpixel); |
| 159 | CopyField(TIFFTAG_COMPRESSION, compression); |
| 160 | if (compression == COMPRESSION_JPEG) { |
| 161 | uint16 count = 0; |
| 162 | void *table = NULL; |
| 163 | if (TIFFGetField(in, TIFFTAG_JPEGTABLES, &count, &table) |
| 164 | && count > 0 && table) { |
| 165 | TIFFSetField(out, TIFFTAG_JPEGTABLES, count, table); |
| 166 | } |
| 167 | } |
| 168 | CopyField(TIFFTAG_PHOTOMETRIC, shortv); |
| 169 | CopyField(TIFFTAG_PREDICTOR, shortv); |
| 170 | CopyField(TIFFTAG_THRESHHOLDING, shortv); |
| 171 | CopyField(TIFFTAG_FILLORDER, shortv); |
| 172 | CopyField(TIFFTAG_ORIENTATION, shortv); |
| 173 | CopyField(TIFFTAG_MINSAMPLEVALUE, shortv); |
| 174 | CopyField(TIFFTAG_MAXSAMPLEVALUE, shortv); |
| 175 | CopyField(TIFFTAG_XRESOLUTION, floatv); |
| 176 | CopyField(TIFFTAG_YRESOLUTION, floatv); |
| 177 | CopyField(TIFFTAG_GROUP3OPTIONS, longv); |
| 178 | CopyField(TIFFTAG_GROUP4OPTIONS, longv); |
| 179 | CopyField(TIFFTAG_RESOLUTIONUNIT, shortv); |
| 180 | CopyField(TIFFTAG_PLANARCONFIG, shortv); |
| 181 | CopyField(TIFFTAG_ROWSPERSTRIP, longv); |
| 182 | CopyField(TIFFTAG_XPOSITION, floatv); |
| 183 | CopyField(TIFFTAG_YPOSITION, floatv); |
| 184 | CopyField(TIFFTAG_IMAGEDEPTH, longv); |
| 185 | CopyField(TIFFTAG_TILEDEPTH, longv); |
| 186 | CopyField(TIFFTAG_SAMPLEFORMAT, longv); |
| 187 | CopyField2(TIFFTAG_EXTRASAMPLES, shortv, shortav); |
| 188 | { uint16 *red, *green, *blue; |
| 189 | CopyField3(TIFFTAG_COLORMAP, red, green, blue); |
| 190 | } |
| 191 | { uint16 shortv2; |
| 192 | CopyField2(TIFFTAG_PAGENUMBER, shortv, shortv2); |
| 193 | } |
| 194 | CopyField(TIFFTAG_ARTIST, stringv); |
| 195 | CopyField(TIFFTAG_IMAGEDESCRIPTION, stringv); |
| 196 | CopyField(TIFFTAG_MAKE, stringv); |
| 197 | CopyField(TIFFTAG_MODEL, stringv); |
| 198 | CopyField(TIFFTAG_SOFTWARE, stringv); |
| 199 | CopyField(TIFFTAG_DATETIME, stringv); |
| 200 | CopyField(TIFFTAG_HOSTCOMPUTER, stringv); |
| 201 | CopyField(TIFFTAG_PAGENAME, stringv); |
| 202 | CopyField(TIFFTAG_DOCUMENTNAME, stringv); |
| 203 | CopyField(TIFFTAG_BADFAXLINES, longv); |
| 204 | CopyField(TIFFTAG_CLEANFAXDATA, longv); |
| 205 | CopyField(TIFFTAG_CONSECUTIVEBADFAXLINES, longv); |
| 206 | CopyField(TIFFTAG_FAXRECVPARAMS, longv); |
| 207 | CopyField(TIFFTAG_FAXRECVTIME, longv); |
| 208 | CopyField(TIFFTAG_FAXSUBADDRESS, stringv); |
| 209 | CopyField(TIFFTAG_FAXDCS, stringv); |
| 210 | if (TIFFIsTiled(in)) |
| 211 | return (cpTiles(in, out)); |
| 212 | else |
| 213 | return (cpStrips(in, out)); |
| 214 | } |
| 215 | |
| 216 | static int |
| 217 | cpStrips(TIFF* in, TIFF* out) |
| 218 | { |
| 219 | tsize_t bufsize = TIFFStripSize(in); |
| 220 | unsigned char *buf = (unsigned char *)_TIFFmalloc(bufsize); |
| 221 | |
| 222 | if (buf) { |
| 223 | tstrip_t s, ns = TIFFNumberOfStrips(in); |
| 224 | uint32 *bytecounts; |
| 225 | |
| 226 | TIFFGetField(in, TIFFTAG_STRIPBYTECOUNTS, &bytecounts); |
| 227 | for (s = 0; s < ns; s++) { |
| 228 | if (bytecounts[s] > (uint32)bufsize) { |
| 229 | buf = (unsigned char *)_TIFFrealloc(buf, bytecounts[s]); |
| 230 | if (!buf) |
| 231 | return (0); |
| 232 | bufsize = bytecounts[s]; |
| 233 | } |
| 234 | if (TIFFReadRawStrip(in, s, buf, bytecounts[s]) < 0 || |
| 235 | TIFFWriteRawStrip(out, s, buf, bytecounts[s]) < 0) { |
| 236 | _TIFFfree(buf); |
| 237 | return (0); |
| 238 | } |
| 239 | } |
| 240 | _TIFFfree(buf); |
| 241 | return (1); |
| 242 | } |
| 243 | return (0); |
| 244 | } |
| 245 | |
| 246 | static int |
| 247 | cpTiles(TIFF* in, TIFF* out) |
| 248 | { |
| 249 | tsize_t bufsize = TIFFTileSize(in); |
| 250 | unsigned char *buf = (unsigned char *)_TIFFmalloc(bufsize); |
| 251 | |
| 252 | if (buf) { |
| 253 | ttile_t t, nt = TIFFNumberOfTiles(in); |
| 254 | uint32 *bytecounts; |
| 255 | |
| 256 | TIFFGetField(in, TIFFTAG_TILEBYTECOUNTS, &bytecounts); |
| 257 | for (t = 0; t < nt; t++) { |
| 258 | if (bytecounts[t] > (uint32) bufsize) { |
| 259 | buf = (unsigned char *)_TIFFrealloc(buf, bytecounts[t]); |
| 260 | if (!buf) |
| 261 | return (0); |
| 262 | bufsize = bytecounts[t]; |
| 263 | } |
| 264 | if (TIFFReadRawTile(in, t, buf, bytecounts[t]) < 0 || |
| 265 | TIFFWriteRawTile(out, t, buf, bytecounts[t]) < 0) { |
| 266 | _TIFFfree(buf); |
| 267 | return (0); |
| 268 | } |
| 269 | } |
| 270 | _TIFFfree(buf); |
| 271 | return (1); |
| 272 | } |
| 273 | return (0); |
| 274 | } |
| 275 | |
| 276 | /* vim: set ts=8 sts=8 sw=8 noet: */ |