| //======================================================================== |
| // |
| // pdfimages.cc |
| // |
| // Copyright 1998-2003 Glyph & Cog, LLC |
| // |
| // Modified for Debian by Hamish Moffatt, 22 May 2002. |
| // |
| //======================================================================== |
| |
| #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 "ImageOutputDev.h" |
| #include "Error.h" |
| |
| static int firstPage = 1; |
| static int lastPage = 0; |
| static GBool dumpJPEG = gFalse; |
| static char ownerPassword[33] = "\001"; |
| static char userPassword[33] = "\001"; |
| static GBool quiet = gFalse; |
| static GBool printVersion = gFalse; |
| static GBool printHelp = gFalse; |
| |
| static ArgDesc argDesc[] = { |
| {"-f", argInt, &firstPage, 0, |
| "first page to convert"}, |
| {"-l", argInt, &lastPage, 0, |
| "last page to convert"}, |
| {"-j", argFlag, &dumpJPEG, 0, |
| "write JPEG images as JPEG files"}, |
| {"-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; |
| char *imgRoot; |
| GooString *ownerPW, *userPW; |
| ImageOutputDev *imgOut; |
| GBool ok; |
| int exitCode; |
| |
| exitCode = 99; |
| |
| // parse args |
| ok = parseArgs(argDesc, &argc, argv); |
| if (!ok || argc != 3 || printVersion || printHelp) { |
| fprintf(stderr, "pdfimages version %s\n", xpdfVersion); |
| fprintf(stderr, "%s\n", xpdfCopyright); |
| if (!printVersion) { |
| printUsage("pdfimages", "<PDF-file> <image-root>", argDesc); |
| } |
| goto err0; |
| } |
| fileName = new GooString(argv[1]); |
| imgRoot = argv[2]; |
| |
| // read config file |
| globalParams = new GlobalParams(); |
| 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; |
| } |
| doc = new PDFDoc(fileName, ownerPW, userPW); |
| if (userPW) { |
| delete userPW; |
| } |
| if (ownerPW) { |
| delete ownerPW; |
| } |
| if (!doc->isOk()) { |
| exitCode = 1; |
| goto err1; |
| } |
| |
| // check for copy permission |
| #ifdef ENFORCE_PERMISSIONS |
| if (!doc->okToCopy()) { |
| error(-1, "Copying of images from this document is not allowed."); |
| exitCode = 3; |
| goto err1; |
| } |
| #endif |
| |
| // get page range |
| if (firstPage < 1) |
| firstPage = 1; |
| if (lastPage < 1 || lastPage > doc->getNumPages()) |
| lastPage = doc->getNumPages(); |
| |
| // write image files |
| imgOut = new ImageOutputDev(imgRoot, dumpJPEG); |
| if (imgOut->isOk()) { |
| doc->displayPages(imgOut, firstPage, lastPage, 72, 72, 0, |
| gTrue, gFalse, gFalse); |
| } |
| delete imgOut; |
| |
| exitCode = 0; |
| |
| // clean up |
| err1: |
| delete doc; |
| delete globalParams; |
| err0: |
| |
| // check for memory leaks |
| Object::memCheck(stderr); |
| gMemReport(stderr); |
| |
| return exitCode; |
| } |