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Current File : //usr/share/emscripten/tests/poppler/utils/pdftops.cc
//========================================================================
//
// pdftops.cc
//
// Copyright 1996-2003 Glyph & Cog, LLC
//
// Modified for Debian by Hamish Moffatt, 22 May 2002.
//
//========================================================================
//========================================================================
//
// 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) 2006 Kristian Høgsberg <krh@redhat.com>
// Copyright (C) 2007-2008, 2010 Albert Astals Cid <aacid@kde.org>
// Copyright (C) 2009 Till Kamppeter <till.kamppeter@gmail.com>
// Copyright (C) 2009 Sanjoy Mahajan <sanjoy@mit.edu>
// Copyright (C) 2009 William Bader <williambader@hotmail.com>
// Copyright (C) 2010 Hib Eris <hib@hiberis.nl>
//
// 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 <stdlib.h>
#include <stddef.h>
#include <string.h>
#include "parseargs.h"
#include "goo/GooString.h"
#include "goo/gmem.h"
#include "GlobalParams.h"
#include "Object.h"
#include "Stream.h"
#include "Array.h"
#include "Dict.h"
#include "XRef.h"
#include "Catalog.h"
#include "Page.h"
#include "PDFDoc.h"
#include "PDFDocFactory.h"
#include "PSOutputDev.h"
#include "Error.h"
static GBool setPSPaperSize(char *size, int &psPaperWidth, int &psPaperHeight) {
if (!strcmp(size, "match")) {
psPaperWidth = psPaperHeight = -1;
} else if (!strcmp(size, "letter")) {
psPaperWidth = 612;
psPaperHeight = 792;
} else if (!strcmp(size, "legal")) {
psPaperWidth = 612;
psPaperHeight = 1008;
} else if (!strcmp(size, "A4")) {
psPaperWidth = 595;
psPaperHeight = 842;
} else if (!strcmp(size, "A3")) {
psPaperWidth = 842;
psPaperHeight = 1190;
} else {
return gFalse;
}
return gTrue;
}
static int firstPage = 1;
static int lastPage = 0;
static GBool level1 = gFalse;
static GBool level1Sep = gFalse;
static GBool level2 = gFalse;
static GBool level2Sep = gFalse;
static GBool level3 = gFalse;
static GBool level3Sep = gFalse;
static GBool doOrigPageSizes = gFalse;
static GBool doEPS = gFalse;
static GBool doForm = gFalse;
#if OPI_SUPPORT
static GBool doOPI = gFalse;
#endif
static GBool noEmbedT1Fonts = gFalse;
static GBool noEmbedTTFonts = gFalse;
static GBool noEmbedCIDPSFonts = gFalse;
static GBool noEmbedCIDTTFonts = gFalse;
static GBool noSubstFonts = gFalse;
static GBool preload = gFalse;
static char paperSize[15] = "";
static int paperWidth = -1;
static int paperHeight = -1;
static GBool noCrop = gFalse;
static GBool expand = gFalse;
static GBool noShrink = gFalse;
static GBool noCenter = gFalse;
static GBool duplex = gFalse;
static char ownerPassword[33] = "\001";
static char userPassword[33] = "\001";
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"},
{"-level1", argFlag, &level1, 0,
"generate Level 1 PostScript"},
{"-level1sep", argFlag, &level1Sep, 0,
"generate Level 1 separable PostScript"},
{"-level2", argFlag, &level2, 0,
"generate Level 2 PostScript"},
{"-level2sep", argFlag, &level2Sep, 0,
"generate Level 2 separable PostScript"},
{"-level3", argFlag, &level3, 0,
"generate Level 3 PostScript"},
{"-level3sep", argFlag, &level3Sep, 0,
"generate Level 3 separable PostScript"},
{"-origpagesizes",argFlag, &doOrigPageSizes,0,
"conserve original page sizes"},
{"-eps", argFlag, &doEPS, 0,
"generate Encapsulated PostScript (EPS)"},
{"-form", argFlag, &doForm, 0,
"generate a PostScript form"},
#if OPI_SUPPORT
{"-opi", argFlag, &doOPI, 0,
"generate OPI comments"},
#endif
{"-noembt1", argFlag, &noEmbedT1Fonts, 0,
"don't embed Type 1 fonts"},
{"-noembtt", argFlag, &noEmbedTTFonts, 0,
"don't embed TrueType fonts"},
{"-noembcidps", argFlag, &noEmbedCIDPSFonts, 0,
"don't embed CID PostScript fonts"},
{"-noembcidtt", argFlag, &noEmbedCIDTTFonts, 0,
"don't embed CID TrueType fonts"},
{"-passfonts", argFlag, &noSubstFonts,0,
"don't substitute missing fonts"},
{"-preload", argFlag, &preload, 0,
"preload images and forms"},
{"-paper", argString, paperSize, sizeof(paperSize),
"paper size (letter, legal, A4, A3, match)"},
{"-paperw", argInt, &paperWidth, 0,
"paper width, in points"},
{"-paperh", argInt, &paperHeight, 0,
"paper height, in points"},
{"-nocrop", argFlag, &noCrop, 0,
"don't crop pages to CropBox"},
{"-expand", argFlag, &expand, 0,
"expand pages smaller than the paper size"},
{"-noshrink", argFlag, &noShrink, 0,
"don't shrink pages larger than the paper size"},
{"-nocenter", argFlag, &noCenter, 0,
"don't center pages smaller than the paper size"},
{"-duplex", argFlag, &duplex, 0,
"enable duplex printing"},
{"-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}
};
int main(int argc, char *argv[]) {
PDFDoc *doc;
GooString *fileName;
GooString *psFileName;
PSLevel level;
PSOutMode mode;
GooString *ownerPW, *userPW;
PSOutputDev *psOut;
GBool ok;
char *p;
int exitCode;
exitCode = 99;
// parse args
ok = parseArgs(argDesc, &argc, argv);
if (!ok || argc < 2 || argc > 3 || printVersion || printHelp) {
fprintf(stderr, "pdftops version %s\n", PACKAGE_VERSION);
fprintf(stderr, "%s\n", popplerCopyright);
fprintf(stderr, "%s\n", xpdfCopyright);
if (!printVersion) {
printUsage("pdftops", "<PDF-file> [<PS-file>]", argDesc);
}
if (printVersion || printHelp)
exit(0);
else
exit(1);
}
if ((level1 ? 1 : 0) +
(level1Sep ? 1 : 0) +
(level2 ? 1 : 0) +
(level2Sep ? 1 : 0) +
(level3 ? 1 : 0) +
(level3Sep ? 1 : 0) > 1) {
fprintf(stderr, "Error: use only one of the 'level' options.\n");
exit(1);
}
if ((doOrigPageSizes ? 1 : 0) +
(doEPS ? 1 : 0) +
(doForm ? 1 : 0) > 1) {
fprintf(stderr, "Error: use only one of -origpagesizes, -eps, and -form\n");
exit(1);
}
if (level1) {
level = psLevel1;
} else if (level1Sep) {
level = psLevel1Sep;
} else if (level2Sep) {
level = psLevel2Sep;
} else if (level3) {
level = psLevel3;
} else if (level3Sep) {
level = psLevel3Sep;
} else {
level = psLevel2;
}
if (doForm && level < psLevel2) {
fprintf(stderr, "Error: forms are only available with Level 2 output.\n");
exit(1);
}
mode = doOrigPageSizes ? psModePSOrigPageSizes
: doEPS ? psModeEPS
: doForm ? psModeForm
: psModePS;
fileName = new GooString(argv[1]);
// read config file
globalParams = new GlobalParams();
if (paperSize[0]) {
if (!setPSPaperSize(paperSize, paperWidth, paperHeight)) {
fprintf(stderr, "Invalid paper size\n");
delete fileName;
goto err0;
}
}
if (expand) {
globalParams->setPSExpandSmaller(gTrue);
}
if (noShrink) {
globalParams->setPSShrinkLarger(gFalse);
}
if (noCenter) {
globalParams->setPSCenter(gFalse);
}
if (level1 || level1Sep || level2 || level2Sep || level3 || level3Sep) {
globalParams->setPSLevel(level);
}
if (noEmbedT1Fonts) {
globalParams->setPSEmbedType1(!noEmbedT1Fonts);
}
if (noEmbedTTFonts) {
globalParams->setPSEmbedTrueType(!noEmbedTTFonts);
}
if (noEmbedCIDPSFonts) {
globalParams->setPSEmbedCIDPostScript(!noEmbedCIDPSFonts);
}
if (noEmbedCIDTTFonts) {
globalParams->setPSEmbedCIDTrueType(!noEmbedCIDTTFonts);
}
if (noSubstFonts) {
globalParams->setPSSubstFonts(!noSubstFonts);
}
if (preload) {
globalParams->setPSPreload(preload);
}
#if OPI_SUPPORT
if (doOPI) {
globalParams->setPSOPI(doOPI);
}
#endif
if (quiet) {
globalParams->setErrQuiet(quiet);
}
// open PDF file
if (ownerPassword[0] != '\001') {
ownerPW = new GooString(ownerPassword);
} else {
ownerPW = NULL;
}
if (userPassword[0] != '\001') {
userPW = new GooString(userPassword);
} else {
userPW = NULL;
}
if (fileName->cmp("-") == 0) {
delete fileName;
fileName = new GooString("fd://0");
}
doc = PDFDocFactory().createPDFDoc(*fileName, ownerPW, userPW);
if (userPW) {
delete userPW;
}
if (ownerPW) {
delete ownerPW;
}
if (!doc->isOk()) {
exitCode = 1;
goto err1;
}
#ifdef ENFORCE_PERMISSIONS
// check for print permission
if (!doc->okToPrint()) {
error(-1, "Printing this document is not allowed.");
exitCode = 3;
goto err1;
}
#endif
// construct PostScript file name
if (argc == 3) {
psFileName = new GooString(argv[2]);
} else if (fileName->cmp("fd://0") == 0) {
error(-1, "You have to provide an output filename when reading form stdin.");
goto err1;
} else {
p = fileName->getCString() + fileName->getLength() - 4;
if (!strcmp(p, ".pdf") || !strcmp(p, ".PDF")) {
psFileName = new GooString(fileName->getCString(),
fileName->getLength() - 4);
} else {
psFileName = fileName->copy();
}
psFileName->append(doEPS ? ".eps" : ".ps");
}
// get page range
if (firstPage < 1) {
firstPage = 1;
}
if (lastPage < 1 || lastPage > doc->getNumPages()) {
lastPage = doc->getNumPages();
}
// check for multi-page EPS or form
if ((doEPS || doForm) && firstPage != lastPage) {
error(-1, "EPS and form files can only contain one page.");
goto err2;
}
// write PostScript file
psOut = new PSOutputDev(psFileName->getCString(), doc, doc->getXRef(),
doc->getCatalog(), NULL, firstPage, lastPage, mode,
paperWidth,
paperHeight,
duplex);
if (psOut->isOk()) {
doc->displayPages(psOut, firstPage, lastPage, 72, 72,
0, noCrop, !noCrop, gTrue);
} else {
delete psOut;
exitCode = 2;
goto err2;
}
delete psOut;
exitCode = 0;
// clean up
err2:
delete psFileName;
err1:
delete doc;
delete fileName;
err0:
delete globalParams;
// check for memory leaks
Object::memCheck(stderr);
gMemReport(stderr);
return exitCode;
}
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