//======================================================================== // // pdftoppm.cc // // Copyright 2003 Glyph & Cog, LLC // //======================================================================== #include #include #ifdef _WIN32 # include # include #endif #ifdef DEBUG_FP_LINUX # include # include #endif #include "gmem.h" #include "gmempp.h" #include "parseargs.h" #include "GString.h" #include "GlobalParams.h" #include "Object.h" #include "PDFDoc.h" #include "SplashBitmap.h" #include "Splash.h" #include "SplashOutputDev.h" #include "Error.h" #include "config.h" static int firstPage = 1; static int lastPage = 0; static double resolution = 150; static GBool mono = gFalse; static GBool gray = gFalse; #if SPLASH_CMYK static GBool cmyk = gFalse; #endif static int rotate = 0; static char enableFreeTypeStr[16] = ""; static char antialiasStr[16] = ""; static char vectorAntialiasStr[16] = ""; static char ownerPassword[33] = ""; static char userPassword[33] = ""; static GBool verbose = gFalse; 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", argFP, &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 SPLASH_CMYK {"-cmyk", argFlag, &cmyk, 0, "generate a CMYK PAM file"}, #endif {"-rot", argInt, &rotate, 0, "set page rotation: 0, 90, 180, or 270"}, #if 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"}, {"-aaVector", argString, vectorAntialiasStr, sizeof(vectorAntialiasStr), "enable vector anti-aliasing: yes, no"}, {"-opw", argString, ownerPassword, sizeof(ownerPassword), "owner password (for encrypted files)"}, {"-upw", argString, userPassword, sizeof(userPassword), "user password (for encrypted files)"}, {"-verbose", argFlag, &verbose, 0, "print per-page status information"}, {"-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; char *fileName; char *ppmRoot; GString *ppmFile; GString *ownerPW, *userPW; SplashColor paperColor; SplashOutputDev *splashOut; GBool ok, toStdout, printStatusInfo; int exitCode; int pg, n; const char *ext; #ifdef DEBUG_FP_LINUX // enable exceptions on floating point div-by-zero feenableexcept(FE_DIVBYZERO); // force 64-bit rounding: this avoids changes in output when minor // code changes result in spills of x87 registers; it also avoids // differences in output with valgrind's 64-bit floating point // emulation (yes, this is a kludge; but it's pretty much // unavoidable given the x87 instruction set; see gcc bug 323 for // more info) fpu_control_t cw; _FPU_GETCW(cw); cw = (fpu_control_t)((cw & ~_FPU_EXTENDED) | _FPU_DOUBLE); _FPU_SETCW(cw); #endif exitCode = 99; // parse args fixCommandLine(&argc, &argv); ok = parseArgs(argDesc, &argc, argv); n = 0; n += mono ? 1 : 0; n += gray ? 1 : 0; #if SPLASH_CMYK n += cmyk ? 1 : 0; #endif if (n > 1) { ok = gFalse; } if (!ok || argc != 3 || printVersion || printHelp) { fprintf(stderr, "pdftoppm version %s [www.xpdfreader.com]\n", xpdfVersion); fprintf(stderr, "%s\n", xpdfCopyright); if (!printVersion) { printUsage("pdftoppm", " ", argDesc); } goto err0; } fileName = argv[1]; ppmRoot = argv[2]; // read config file if (cfgFileName[0] && !pathIsFile(cfgFileName)) { error(errConfig, -1, "Config file '{0:s}' doesn't exist or isn't a file", cfgFileName); } globalParams = new GlobalParams(cfgFileName); globalParams->setupBaseFonts(NULL); 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 (vectorAntialiasStr[0]) { if (!globalParams->setVectorAntialias(vectorAntialiasStr)) { fprintf(stderr, "Bad '-aaVector' value on command line\n"); } } if (verbose) { globalParams->setPrintStatusInfo(verbose); } 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(); // file name extension if (mono) { ext = "pbm"; } else if (gray) { ext = "pgm"; #if SPLASH_CMYK } else if (cmyk) { ext = "pam"; #endif } else { ext = "ppm"; } // check for stdout; set up to print per-page status info toStdout = !strcmp(ppmRoot, "-"); printStatusInfo = !toStdout && globalParams->getPrintStatusInfo(); // write PPM files if (mono) { paperColor[0] = 0xff; splashOut = new SplashOutputDev(splashModeMono1, 1, gFalse, paperColor); } else if (gray) { paperColor[0] = 0xff; splashOut = new SplashOutputDev(splashModeMono8, 1, gFalse, paperColor); #if SPLASH_CMYK } else if (cmyk) { paperColor[0] = paperColor[1] = paperColor[2] = paperColor[3] = 0; splashOut = new SplashOutputDev(splashModeCMYK8, 1, gFalse, paperColor); #endif // SPLASH_CMYK } else { paperColor[0] = paperColor[1] = paperColor[2] = 0xff; splashOut = new SplashOutputDev(splashModeRGB8, 1, gFalse, paperColor); } splashOut->startDoc(doc->getXRef()); for (pg = firstPage; pg <= lastPage; ++pg) { if (printStatusInfo) { fflush(stderr); printf("[processing page %d]\n", pg); fflush(stdout); } doc->displayPage(splashOut, pg, resolution, resolution, rotate, gFalse, gTrue, gFalse); if (toStdout) { #ifdef _WIN32 _setmode(_fileno(stdout), _O_BINARY); #endif splashOut->getBitmap()->writePNMFile(stdout); } else { ppmFile = GString::format("{0:s}-{1:06d}.{2:s}", ppmRoot, pg, ext); splashOut->getBitmap()->writePNMFile(ppmFile->getCString()); delete ppmFile; } } delete splashOut; exitCode = 0; // clean up err1: delete doc; delete globalParams; err0: // check for memory leaks Object::memCheck(stderr); gMemReport(stderr); return exitCode; }