diff options
Diffstat (limited to 'pdf/xpdf/pdftoppm.cc')
| -rw-r--r-- | pdf/xpdf/pdftoppm.cc | 189 |
1 files changed, 189 insertions, 0 deletions
diff --git a/pdf/xpdf/pdftoppm.cc b/pdf/xpdf/pdftoppm.cc new file mode 100644 index 0000000..9be5c64 --- /dev/null +++ b/pdf/xpdf/pdftoppm.cc @@ -0,0 +1,189 @@ +//======================================================================== +// +// pdftoppm.cc +// +// Copyright 2003 Glyph & Cog, LLC +// +//======================================================================== + +#include <aconf.h> +#include <stdio.h> +#include "parseargs.h" +#include "gmem.h" +#include "GString.h" +#include "GlobalParams.h" +#include "Object.h" +#include "PDFDoc.h" +#include "SplashBitmap.h" +#include "Splash.h" +#include "SplashOutputDev.h" +#include "config.h" + +static int firstPage = 1; +static int lastPage = 0; +static int resolution = 150; +static GBool mono = gFalse; +static GBool gray = gFalse; +static char enableT1libStr[16] = ""; +static char enableFreeTypeStr[16] = ""; +static char antialiasStr[16] = ""; +static char ownerPassword[33] = ""; +static char userPassword[33] = ""; +static GBool quiet = gFalse; +static char cfgFileName[256] = ""; +static GBool printVersion = gFalse; +static GBool printHelp = gFalse; + +static ArgDesc argDesc[] = { + {"-f", argInt, &firstPage, 0, + "first page to print"}, + {"-l", argInt, &lastPage, 0, + "last page to print"}, + {"-r", argInt, &resolution, 0, + "resolution, in DPI (default is 150)"}, + {"-mono", argFlag, &mono, 0, + "generate a monochrome PBM file"}, + {"-gray", argFlag, &gray, 0, + "generate a grayscale PGM file"}, +#if HAVE_T1LIB_H + {"-t1lib", argString, enableT1libStr, sizeof(enableT1libStr), + "enable t1lib font rasterizer: yes, no"}, +#endif +#if HAVE_FREETYPE_FREETYPE_H | HAVE_FREETYPE_H + {"-freetype", argString, enableFreeTypeStr, sizeof(enableFreeTypeStr), + "enable FreeType font rasterizer: yes, no"}, +#endif + {"-aa", argString, antialiasStr, sizeof(antialiasStr), + "enable font anti-aliasing: yes, no"}, + {"-opw", argString, ownerPassword, sizeof(ownerPassword), + "owner password (for encrypted files)"}, + {"-upw", argString, userPassword, sizeof(userPassword), + "user password (for encrypted files)"}, + {"-q", argFlag, &quiet, 0, + "don't print any messages or errors"}, + {"-cfg", argString, cfgFileName, sizeof(cfgFileName), + "configuration file to use in place of .xpdfrc"}, + {"-v", argFlag, &printVersion, 0, + "print copyright and version info"}, + {"-h", argFlag, &printHelp, 0, + "print usage information"}, + {"-help", argFlag, &printHelp, 0, + "print usage information"}, + {"--help", argFlag, &printHelp, 0, + "print usage information"}, + {"-?", argFlag, &printHelp, 0, + "print usage information"}, + {NULL} +}; + +int main(int argc, char *argv[]) { + PDFDoc *doc; + GString *fileName; + char *ppmRoot; + char ppmFile[512]; + GString *ownerPW, *userPW; + SplashColor paperColor; + SplashOutputDev *splashOut; + GBool ok; + int exitCode; + int pg; + + exitCode = 99; + + // parse args + ok = parseArgs(argDesc, &argc, argv); + if (mono && gray) { + ok = gFalse; + } + if (!ok || argc != 3 || printVersion || printHelp) { + fprintf(stderr, "pdftoppm version %s\n", xpdfVersion); + fprintf(stderr, "%s\n", xpdfCopyright); + if (!printVersion) { + printUsage("pdftoppm", "<PDF-file> <PPM-root>", argDesc); + } + goto err0; + } + fileName = new GString(argv[1]); + ppmRoot = argv[2]; + + // read config file + globalParams = new GlobalParams(cfgFileName); + globalParams->setupBaseFonts(NULL); + if (enableT1libStr[0]) { + if (!globalParams->setEnableT1lib(enableT1libStr)) { + fprintf(stderr, "Bad '-t1lib' value on command line\n"); + } + } + if (enableFreeTypeStr[0]) { + if (!globalParams->setEnableFreeType(enableFreeTypeStr)) { + fprintf(stderr, "Bad '-freetype' value on command line\n"); + } + } + if (antialiasStr[0]) { + if (!globalParams->setAntialias(antialiasStr)) { + fprintf(stderr, "Bad '-aa' value on command line\n"); + } + } + if (quiet) { + globalParams->setErrQuiet(quiet); + } + + // open PDF file + if (ownerPassword[0]) { + ownerPW = new GString(ownerPassword); + } else { + ownerPW = NULL; + } + if (userPassword[0]) { + userPW = new GString(userPassword); + } else { + userPW = NULL; + } + doc = new PDFDoc(fileName, ownerPW, userPW); + if (userPW) { + delete userPW; + } + if (ownerPW) { + delete ownerPW; + } + if (!doc->isOk()) { + exitCode = 1; + goto err1; + } + + // get page range + if (firstPage < 1) + firstPage = 1; + if (lastPage < 1 || lastPage > doc->getNumPages()) + lastPage = doc->getNumPages(); + + // write PPM files + paperColor.rgb8 = splashMakeRGB8(255, 255, 255); + splashOut = new SplashOutputDev(mono ? splashModeMono1 : + gray ? splashModeMono8 : + splashModeRGB8, + gFalse, paperColor); + splashOut->startDoc(doc->getXRef()); + for (pg = firstPage; pg <= lastPage; ++pg) { + doc->displayPage(splashOut, pg, resolution, resolution, 0, gTrue, gFalse); + sprintf(ppmFile, "%.*s-%06d.%s", + (int)sizeof(ppmFile) - 32, ppmRoot, pg, + mono ? "pbm" : gray ? "pgm" : "ppm"); + splashOut->getBitmap()->writePNMFile(ppmFile); + } + delete splashOut; + + exitCode = 0; + + // clean up + err1: + delete doc; + delete globalParams; + err0: + + // check for memory leaks + Object::memCheck(stderr); + gMemReport(stderr); + + return exitCode; +} |