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Diffstat (limited to 'Build/source/libs/poppler/poppler-0.12.4/utils/pdftoppm.cc')
-rw-r--r-- | Build/source/libs/poppler/poppler-0.12.4/utils/pdftoppm.cc | 325 |
1 files changed, 325 insertions, 0 deletions
diff --git a/Build/source/libs/poppler/poppler-0.12.4/utils/pdftoppm.cc b/Build/source/libs/poppler/poppler-0.12.4/utils/pdftoppm.cc new file mode 100644 index 00000000000..38c26fd776a --- /dev/null +++ b/Build/source/libs/poppler/poppler-0.12.4/utils/pdftoppm.cc @@ -0,0 +1,325 @@ +//======================================================================== +// +// pdftoppm.cc +// +// Copyright 2003 Glyph & Cog, LLC +// +//======================================================================== + +//======================================================================== +// +// Modified under the Poppler project - http://poppler.freedesktop.org +// +// All changes made under the Poppler project to this file are licensed +// under GPL version 2 or later +// +// Copyright (C) 2007 Ilmari Heikkinen <ilmari.heikkinen@gmail.com> +// Copyright (C) 2008 Richard Airlie <richard.airlie@maglabs.net> +// Copyright (C) 2009 Michael K. Johnson <a1237@danlj.org> +// Copyright (C) 2009 Shen Liang <shenzhuxi@gmail.com> +// +// To see a description of the changes please see the Changelog file that +// came with your tarball or type make ChangeLog if you are building from git +// +//======================================================================== + +#include "config.h" +#include <poppler-config.h> +#include <stdio.h> +#include <math.h> +#include "parseargs.h" +#include "goo/gmem.h" +#include "goo/GooString.h" +#include "GlobalParams.h" +#include "Object.h" +#include "PDFDoc.h" +#include "splash/SplashBitmap.h" +#include "splash/Splash.h" +#include "SplashOutputDev.h" + +#define PPM_FILE_SZ 512 + +static int firstPage = 1; +static int lastPage = 0; +static double resolution = 0.0; +static double x_resolution = 150.0; +static double y_resolution = 150.0; +static int scaleTo = 0; +static int x_scaleTo = 0; +static int y_scaleTo = 0; +static int x = 0; +static int y = 0; +static int w = 0; +static int h = 0; +static int sz = 0; +static GBool useCropBox = gFalse; +static GBool mono = gFalse; +static GBool gray = gFalse; +static GBool png = gFalse; +static char enableFreeTypeStr[16] = ""; +static char antialiasStr[16] = ""; +static char vectorAntialiasStr[16] = ""; +static char ownerPassword[33] = ""; +static char userPassword[33] = ""; +static GBool quiet = gFalse; +static GBool printVersion = gFalse; +static GBool printHelp = gFalse; + +static const 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)"}, + {"-rx", argFP, &x_resolution, 0, + "X resolution, in DPI (default is 150)"}, + {"-ry", argFP, &y_resolution, 0, + "Y resolution, in DPI (default is 150)"}, + {"-scale-to", argInt, &scaleTo, 0, + "scales each page to fit within scale-to*scale-to pixel box"}, + {"-scale-to-x", argInt, &x_scaleTo, 0, + "scales each page horizontally to fit in scale-to-x pixels"}, + {"-scale-to-y", argInt, &y_scaleTo, 0, + "scales each page vertically to fit in scale-to-y pixels"}, + + {"-x", argInt, &x, 0, + "x-coordinate of the crop area top left corner"}, + {"-y", argInt, &y, 0, + "y-coordinate of the crop area top left corner"}, + {"-W", argInt, &w, 0, + "width of crop area in pixels (default is 0)"}, + {"-H", argInt, &h, 0, + "height of crop area in pixels (default is 0)"}, + {"-sz", argInt, &sz, 0, + "size of crop square in pixels (sets W and H)"}, + {"-cropbox",argFlag, &useCropBox, 0, + "use the crop box rather than media box"}, + + {"-mono", argFlag, &mono, 0, + "generate a monochrome PBM file"}, + {"-gray", argFlag, &gray, 0, + "generate a grayscale PGM file"}, +#if ENABLE_LIBPNG + {"-png", argFlag, &png, 0, + "generate a PNG file"}, +#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"}, + {"-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)"}, + + {"-q", argFlag, &quiet, 0, + "don't print any messages or errors"}, + {"-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} +}; + +static void savePageSlice(PDFDoc *doc, + SplashOutputDev *splashOut, + int pg, int x, int y, int w, int h, + double pg_w, double pg_h, + char *ppmFile) { + if (w == 0) w = (int)ceil(pg_w); + if (h == 0) h = (int)ceil(pg_h); + w = (x+w > pg_w ? (int)ceil(pg_w-x) : w); + h = (y+h > pg_h ? (int)ceil(pg_h-y) : h); + doc->displayPageSlice(splashOut, + pg, x_resolution, y_resolution, + 0, + !useCropBox, gFalse, gFalse, + x, y, w, h + ); + if (ppmFile != NULL) { + if (png) { + splashOut->getBitmap()->writePNGFile(ppmFile); + } else { + splashOut->getBitmap()->writePNMFile(ppmFile); + } + } else { + if (png) { + splashOut->getBitmap()->writePNGFile(stdout); + } else { + splashOut->getBitmap()->writePNMFile(stdout); + } + } +} + +int main(int argc, char *argv[]) { + PDFDoc *doc; + GooString *fileName = NULL; + char *ppmRoot = NULL; + char ppmFile[PPM_FILE_SZ]; + GooString *ownerPW, *userPW; + SplashColor paperColor; + SplashOutputDev *splashOut; + GBool ok; + int exitCode; + int pg, pg_num_len; + double pg_w, pg_h, tmp; + + exitCode = 99; + + // parse args + ok = parseArgs(argDesc, &argc, argv); + if (mono && gray) { + ok = gFalse; + } + if ( resolution != 0.0 && + (x_resolution == 150.0 || + y_resolution == 150.0)) { + x_resolution = resolution; + y_resolution = resolution; + } + if (!ok || argc > 3 || printVersion || printHelp) { + fprintf(stderr, "pdftoppm version %s\n", PACKAGE_VERSION); + fprintf(stderr, "%s\n", popplerCopyright); + fprintf(stderr, "%s\n", xpdfCopyright); + if (!printVersion) { + printUsage("pdftoppm", "[PDF-file [PPM-file-prefix]]", argDesc); + } + goto err0; + } + if (argc > 1) fileName = new GooString(argv[1]); + if (argc == 3) ppmRoot = argv[2]; + + // read config file + globalParams = new GlobalParams(); + 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 (quiet) { + globalParams->setErrQuiet(quiet); + } + + // open PDF file + if (ownerPassword[0]) { + ownerPW = new GooString(ownerPassword); + } else { + ownerPW = NULL; + } + if (userPassword[0]) { + userPW = new GooString(userPassword); + } else { + userPW = NULL; + } + if(fileName != NULL && fileName->cmp("-") != 0) { + doc = new PDFDoc(fileName, ownerPW, userPW); + } else { + Object obj; + + obj.initNull(); + doc = new PDFDoc(new FileStream(stdin, 0, gFalse, 0, &obj), 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[0] = 255; + paperColor[1] = 255; + paperColor[2] = 255; + splashOut = new SplashOutputDev(mono ? splashModeMono1 : + gray ? splashModeMono8 : + splashModeRGB8, 4, + gFalse, paperColor); + splashOut->startDoc(doc->getXRef()); + if (sz != 0) w = h = sz; + pg_num_len = (int)ceil(log((double)doc->getNumPages()) / log((double)10)); + for (pg = firstPage; pg <= lastPage; ++pg) { + if (useCropBox) { + pg_w = doc->getPageCropWidth(pg); + pg_h = doc->getPageCropHeight(pg); + } else { + pg_w = doc->getPageMediaWidth(pg); + pg_h = doc->getPageMediaHeight(pg); + } + + if (scaleTo != 0) { + resolution = (72.0 * scaleTo) / (pg_w > pg_h ? pg_w : pg_h); + x_resolution = y_resolution = resolution; + } else { + if (x_scaleTo != 0) { + x_resolution = (72.0 * x_scaleTo) / pg_w; + } + if (y_scaleTo != 0) { + y_resolution = (72.0 * y_scaleTo) / pg_h; + } + } + pg_w = pg_w * (x_resolution / 72.0); + pg_h = pg_h * (y_resolution / 72.0); + if (doc->getPageRotate(pg)) { + tmp = pg_w; + pg_w = pg_h; + pg_h = tmp; + } + if (ppmRoot != NULL) { + snprintf(ppmFile, PPM_FILE_SZ, "%.*s-%0*d.%s", + PPM_FILE_SZ - 32, ppmRoot, pg_num_len, pg, + png ? "png" : mono ? "pbm" : gray ? "pgm" : "ppm"); + savePageSlice(doc, splashOut, pg, x, y, w, h, pg_w, pg_h, ppmFile); + } else { + savePageSlice(doc, splashOut, pg, x, y, w, h, pg_w, pg_h, NULL); + } + } + delete splashOut; + + exitCode = 0; + + // clean up + err1: + delete doc; + delete globalParams; + err0: + + // check for memory leaks + Object::memCheck(stderr); + gMemReport(stderr); + + return exitCode; +} |