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#include "../gfxdevice.h"
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#include "../gfxsource.h"
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#include "../devices/rescale.h"
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#include "GlobalParams.h"
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#include "InfoOutputDev.h"
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#include "GFXOutputDev.h"
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#include "FullBitmapOutputDev.h"
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#include "BitmapOutputDev.h"
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#define NO_ARGPARSER
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#include "../args.h"
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static parameter_t* device_config = 0;
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static parameter_t* device_config_next = 0;
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static double zoom = 72; /* xpdf: 86 */
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static int jpeg_dpi = 0;
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static int ppm_dpi = 0;
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static int multiply = 1;
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static char* global_page_range = 0;
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static int globalparams_count=0;
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typedef struct _parameter
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struct _parameter *next;
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typedef struct _parameterlist
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parameter_t* device_config;
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parameter_t* device_config_next;
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typedef struct _pdf_page_info
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int xMin, yMin, xMax, yMax;
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free(pdf_page);pdf_page=0;
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void render2(gfxpage_t*page, gfxdevice_t*output)
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static void render2(gfxpage_t*page, gfxdevice_t*dev, int x,int y, int x1,int y1,int x2,int y2)
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pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
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gfxsource_internal_t*i = (gfxsource_internal_t*)pi->parent->internal;
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if(!pi->config_print && pi->nocopy) {msg("<fatal> PDF disallows copying");exit(0);}
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if(pi->config_print && pi->noprint) {msg("<fatal> PDF disallows printing");exit(0);}
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CommonOutputDev*outputDev = 0;
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if(pi->config_full_bitmap_optimizing) {
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FullBitmapOutputDev*d = new FullBitmapOutputDev(pi->info, pi->doc);
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outputDev = (CommonOutputDev*)d;
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} else if(pi->config_bitmap_optimizing) {
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BitmapOutputDev*d = new BitmapOutputDev(pi->info, pi->doc);
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outputDev = (CommonOutputDev*)d;
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GFXOutputDev*d = new GFXOutputDev(pi->info, pi->doc);
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outputDev = (CommonOutputDev*)d;
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/* pass global parameters to PDF driver*/
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parameter_t*p = i->parameters.device_config;
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outputDev->setParameter(p->name, p->value);
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p = pi->parameters.device_config;
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outputDev->setParameter(p->name, p->value);
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outputDev->setPageMap(pi->pagemap, pi->pagemap_pos);
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outputDev->setMove(x,y);
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outputDev->setClip(x1,y1,x2,y2);
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gfxdevice_t* middev=0;
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middev = (gfxdevice_t*)malloc(sizeof(gfxdevice_t));
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gfxdevice_rescale_init(middev, 0x00000000, 0, 0, 1.0 / multiply);
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gfxdevice_rescale_setdevice(middev, dev);
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middev->setparameter(middev, "protect", "1");
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msg("<fatal> pdf_page_render: Parent PDF this page belongs to doesn't exist yet/anymore");
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gfxdevice_t*dev = pi->outputDev->device;
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dev->setparameter(dev, "protect", "1");
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pi->outputDev->setInfo(pi->info);
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pi->outputDev->setXRef(pi->doc, pi->doc->getXRef());
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pi->doc->displayPage((OutputDev*)pi->outputDev, page->nr, zoom, zoom, /*rotate*/0, true, true, /*doLinks*/(int)1);
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pi->doc->processLinks((OutputDev*)pi->outputDev, page->nr);
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outputDev->setDevice(dev);
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pi->doc->displayPage((OutputDev*)outputDev, page->nr, zoom*multiply, zoom*multiply, /*rotate*/0, true, true, pi->config_print);
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pi->doc->processLinks((OutputDev*)outputDev, page->nr);
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outputDev->finishPage();
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outputDev->setDevice(0);
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gfxdevice_rescale_setdevice(middev, 0x00000000);
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middev->finish(middev);
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void pdfpage_render(gfxpage_t*page, gfxdevice_t*output)
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pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
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pi->outputDev->setDevice(output);
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pi->outputDev->setMove(0,0);
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pi->outputDev->setClip(0,0,0,0);
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render2(page, output);
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pi->outputDev->setDevice(0);
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render2(page, output, 0,0, 0,0,0,0);
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void pdfpage_rendersection(gfxpage_t*page, gfxdevice_t*output, gfxcoord_t x, gfxcoord_t y, gfxcoord_t _x1, gfxcoord_t _y1, gfxcoord_t _x2, gfxcoord_t _y2)
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pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
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int x1=(int)_x1,y1=(int)_y1,x2=(int)_x2,y2=(int)_y2;
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pdf_doc_internal_t*pi = (pdf_doc_internal_t*)page->parent->internal;
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pi->outputDev->setDevice(output);
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pi->outputDev->setMove((int)x,(int)y);
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if((x1|y1|x2|y2)==0) x2++;
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pi->outputDev->setClip((int)x1,(int)y1,(int)x2,(int)y2);
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render2(page, output);
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pi->outputDev->setDevice(0);
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render2(page, output, (int)x*multiply,(int)y*multiply,
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(int)x1*multiply,(int)y1*multiply,(int)x2*multiply,(int)y2*multiply);
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void pdf_doc_destroy(gfxdocument_t*gfx)
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free(global_page_range);
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global_page_range = 0;
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void pdf_doc_set_parameter(gfxdocument_t*gfx, char*name, char*value)
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/*globalparams_count--;
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if(!globalparams_count) {
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globalparams_count = 0;
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static void add_page_to_map(gfxdocument_t*gfx, int pdfpage, int outputpage)
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pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
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if(pdfpage >= i->pagemap_size) {
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int oldlen = i->pagemap_size;
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i->pagemap_size = oldlen + 1024;
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if(pdfpage > i->pagemap_size)
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i->pagemap_size = pdfpage+1;
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i->pagemap = (int*)malloc(i->pagemap_size*sizeof(int));
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i->pagemap = (int*)realloc(i->pages, i->pagemap_size*sizeof(int));
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memset(&i->pagemap[oldlen], -1, (i->pagemap_size-oldlen)*sizeof(int));
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i->pagemap[pdfpage] = outputpage;
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if(pdfpage > i->pagemap_pos)
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i->pagemap_pos = pdfpage;
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void pdf_doc_set_parameter(gfxdocument_t*gfx, const char*name, const char*value)
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pdf_doc_internal_t*i= (pdf_doc_internal_t*)gfx->internal;
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if(!strcmp(name, "pagemap")) {
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GFXOutputDev*o = i->outputDev;
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int pdfpage=0, outputpage=0;
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sscanf(value,"%d:%d", &pdfpage, &outputpage);
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o->preparePage(pdfpage, outputpage);
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add_page_to_map(gfx, pdfpage, outputpage);
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} else if(!strcmp(name, "poly2bitmap")) {
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i->config_bitmap_optimizing = atoi(value);
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} else if(!strcmp(name, "bitmapfonts") || !strcmp(name, "bitmap")) {
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i->config_full_bitmap_optimizing = atoi(value);
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} else if(!strcmp(name, "asprint")) {
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msg("<warning> Ignored parameter: %s=%s", name, value);
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storeDeviceParameter(&i->parameters, name, value);
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void storeDeviceParameter(char*name, char*value)
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parameter_t*p = new parameter_t();
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p->name = strdup(name);
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p->value = strdup(value);
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if(device_config_next) {
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device_config_next->next = p;
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device_config_next = p;
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device_config_next = p;
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void pdf_set_parameter(char*name, char*value)
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static char*getInfoString(Dict *infoDict, const char *key)
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if (infoDict && infoDict->lookup((char*)key, &obj)->isString()) {
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s1 = obj.getString();
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if ((s1->getChar(0) & 0xff) == 0xfe &&
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(s1->getChar(1) & 0xff) == 0xff) {
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for (i = 2; i < obj.getString()->getLength(); i += 2) {
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if (s1->getChar(i) == '\0') {
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s2->append(s1->getChar(i+1));
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s2 = new GString("<unicode>");
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char*ret = strdup(s2->getCString());
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char*ret = strdup(s1->getCString());
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static char*getInfoDate(Dict *infoDict, const char *key)
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if (infoDict && infoDict->lookup((char*)key, &obj)->isString()) {
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s = obj.getString()->getCString();
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if (s[0] == 'D' && s[1] == ':') {
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char*ret = strdup(s);
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char* pdf_doc_getinfo(gfxdocument_t*doc, const char*name)
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pdf_doc_internal_t*i= (pdf_doc_internal_t*)doc->internal;
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if(!strcmp(name, "title")) return getInfoString(i->docinfo.getDict(), "Title");
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else if(!strcmp(name, "subject")) return getInfoString(i->docinfo.getDict(), "Subject");
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else if(!strcmp(name, "keywords")) return getInfoString(i->docinfo.getDict(), "Keywords");
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else if(!strcmp(name, "author")) return getInfoString(i->docinfo.getDict(), "Author");
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else if(!strcmp(name, "creator")) return getInfoString(i->docinfo.getDict(), "Creator");
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else if(!strcmp(name, "producer")) return getInfoString(i->docinfo.getDict(), "Producer");
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else if(!strcmp(name, "creationdate")) return getInfoDate(i->docinfo.getDict(), "CreationDate");
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else if(!strcmp(name, "moddate")) return getInfoDate(i->docinfo.getDict(), "ModDate");
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else if(!strcmp(name, "linearized")) return strdup(i->doc->isLinearized() ? "yes" : "no");
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else if(!strcmp(name, "tagged")) return strdup(i->doc->getStructTreeRoot()->isDict() ? "yes" : "no");
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else if(!strcmp(name, "encrypted")) return strdup(i->doc->isEncrypted() ? "yes" : "no");
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else if(!strcmp(name, "oktoprint")) return strdup(i->doc->okToPrint() ? "yes" : "no");
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else if(!strcmp(name, "oktocopy")) return strdup(i->doc->okToCopy() ? "yes" : "no");
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else if(!strcmp(name, "oktochange")) return strdup(i->doc->okToChange() ? "yes" : "no");
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else if(!strcmp(name, "oktoaddnotes")) return strdup(i->doc->okToAddNotes() ? "yes" : "no");
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else if(!strcmp(name, "version")) {
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sprintf(buf, "%.1f", i->doc->getPDFVersion());
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static void pdf_set_parameter(gfxsource_t*src, const char*name, const char*value)
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gfxsource_internal_t*i = (gfxsource_internal_t*)src->internal;
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parameterlist_t*p = &i->parameters;
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msg("<verbose> setting parameter %s to \"%s\"", name, value);
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if(!strncmp(name, "fontdir", strlen("fontdir"))) {
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addGlobalFontDir(value);
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} else if(!strcmp(name, "pages")) {
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global_page_range = strdup(value);
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} else if(!strncmp(name, "font", strlen("font"))) {
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} else if(!strncmp(name, "font", strlen("font")) && name[4]!='q') {
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addGlobalFont(value);
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} else if(!strncmp(name, "languagedir", strlen("languagedir"))) {
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addGlobalLanguageDir(value);
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zoom = atof(value);
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sprintf(buf, "%f", (double)jpeg_dpi/(double)zoom);
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storeDeviceParameter("jpegsubpixels", buf);
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storeDeviceParameter(p, "jpegsubpixels", buf);
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sprintf(buf, "%f", (double)ppm_dpi/(double)zoom);
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storeDeviceParameter("ppmsubpixels", buf);
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storeDeviceParameter(p, "ppmsubpixels", buf);
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} else if(!strcmp(name, "jpegdpi")) {
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jpeg_dpi = atoi(value);
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sprintf(buf, "%f", (double)jpeg_dpi/(double)zoom);
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storeDeviceParameter("jpegsubpixels", buf);
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storeDeviceParameter(p, "jpegsubpixels", buf);
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} else if(!strcmp(name, "ppmdpi")) {
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ppm_dpi = atoi(value);
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sprintf(buf, "%f", (double)ppm_dpi/(double)zoom);
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storeDeviceParameter("ppmsubpixels", buf);
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storeDeviceParameter(name,value);
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static void printInfoString(Dict *infoDict, char *key, char *fmt) {
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if (infoDict->lookup(key, &obj)->isString()) {
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s1 = obj.getString();
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if ((s1->getChar(0) & 0xff) == 0xfe &&
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(s1->getChar(1) & 0xff) == 0xff) {
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for (i = 2; i < obj.getString()->getLength(); i += 2) {
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if (s1->getChar(i) == '\0') {
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s2->append(s1->getChar(i+1));
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s2 = new GString("<unicode>");
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printf(fmt, s2->getCString());
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printf(fmt, s1->getCString());
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static void printInfoDate(Dict *infoDict, char *key, char *fmt) {
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if (infoDict->lookup(key, &obj)->isString()) {
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s = obj.getString()->getCString();
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if (s[0] == 'D' && s[1] == ':') {
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gfxdocument_t*pdf_open(char*filename)
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storeDeviceParameter(p, "ppmsubpixels", buf);
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} else if(!strcmp(name, "multiply")) {
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multiply = atoi(value);
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} else if(!strcmp(name, "help")) {
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printf("\nPDF device global parameters:\n");
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printf("fontdir=<dir> a directory with additional fonts\n");
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printf("font=<filename> an additional font filename\n");
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printf("pages=<range> the range of pages to convert (example: pages=1-100,210-)\n");
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printf("zoom=<dpi> the resultion (default: 72)\n");
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printf("languagedir=<dir> Add an xpdf language directory\n");
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printf("multiply=<times> Render everything at <times> the resolution\n");
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printf("poly2bitmap Convert graphics to bitmaps\n");
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printf("bitmap Convert everything to bitmaps\n");
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void pdf_doc_prepare(gfxdocument_t*doc, gfxdevice_t*dev)
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pdf_doc_internal_t*i= (pdf_doc_internal_t*)doc->internal;
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i->info->dumpfonts(dev);
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static gfxdocument_t*pdf_open(gfxsource_t*src, const char*filename)
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gfxsource_internal_t*isrc = (gfxsource_internal_t*)src->internal;
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gfxdocument_t*pdf_doc = (gfxdocument_t*)malloc(sizeof(gfxdocument_t));
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memset(pdf_doc, 0, sizeof(gfxdocument_t));
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pdf_doc_internal_t*i= (pdf_doc_internal_t*)malloc(sizeof(pdf_doc_internal_t));
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memset(i, 0, sizeof(pdf_doc_internal_t));
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pdf_doc->internal = i;
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char*userPassword=0;
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filename = strdup(filename);
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i->filename = strdup(filename);
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if((x = strchr(filename, '|'))) {
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i->doc->getDocInfo(&info);
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(getScreenLogLevel()>=LOGLEVEL_NOTICE)) {
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printInfoString(info.getDict(), "Title", "Title: %s\n");
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printInfoString(info.getDict(), "Subject", "Subject: %s\n");
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printInfoString(info.getDict(), "Keywords", "Keywords: %s\n");
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printInfoString(info.getDict(), "Author", "Author: %s\n");
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printInfoString(info.getDict(), "Creator", "Creator: %s\n");
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printInfoString(info.getDict(), "Producer", "Producer: %s\n");
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printInfoDate(info.getDict(), "CreationDate", "CreationDate: %s\n");
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printInfoDate(info.getDict(), "ModDate", "ModDate: %s\n");
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printf("Pages: %d\n", i->doc->getNumPages());
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printf("Linearized: %s\n", i->doc->isLinearized() ? "yes" : "no");
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printf("Encrypted: ");
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if (i->doc->isEncrypted()) {
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printf("yes (print:%s copy:%s change:%s addNotes:%s)\n",
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i->doc->okToPrint() ? "yes" : "no",
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i->doc->okToCopy() ? "yes" : "no",
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i->doc->okToChange() ? "yes" : "no",
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i->doc->okToAddNotes() ? "yes" : "no");
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i->doc->getDocInfo(&i->docinfo);
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pdf_doc->num_pages = i->doc->getNumPages();
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if (i->doc->isEncrypted()) {
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if(!i->doc->okToCopy()) {
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printf("PDF disallows copying.\n");
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if(!i->doc->okToPrint()) {
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if(!i->doc->okToChange() || !i->doc->okToAddNotes())
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InfoOutputDev*io = new InfoOutputDev();
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i->info = new InfoOutputDev(i->doc->getXRef());
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i->pages = (pdf_page_info_t*)malloc(sizeof(pdf_page_info_t)*pdf_doc->num_pages);
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memset(i->pages,0,sizeof(pdf_page_info_t)*pdf_doc->num_pages);
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for(t=1;t<=pdf_doc->num_pages;t++) {
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if(!global_page_range || is_in_range(t, global_page_range)) {
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i->doc->displayPage((OutputDev*)io, t, zoom, zoom, /*rotate*/0, /*usemediabox*/true, /*crop*/true, /*doLinks*/(int)1);
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#if xpdfUpdateVersion >= 16
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i->doc->processLinks((OutputDev*)io, t);
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i->pages[t-1].xMin = io->x1;
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i->pages[t-1].yMin = io->y1;
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i->pages[t-1].xMax = io->x2;
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i->pages[t-1].yMax = io->y2;
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i->pages[t-1].width = io->x2 - io->x1;
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i->pages[t-1].height = io->y2 - io->y1;
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i->pages[t-1].number_of_images = io->num_images;
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i->pages[t-1].number_of_links = io->num_links;
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i->pages[t-1].number_of_fonts = io->num_fonts;
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i->doc->displayPage((OutputDev*)i->info, t, zoom, zoom, /*rotate*/0, /*usemediabox*/true, /*crop*/true, i->config_print);
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i->doc->processLinks((OutputDev*)i->info, t);
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i->pages[t-1].xMin = i->info->x1;
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i->pages[t-1].yMin = i->info->y1;
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i->pages[t-1].xMax = i->info->x2;
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i->pages[t-1].yMax = i->info->y2;
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i->pages[t-1].width = i->info->x2 - i->info->x1;
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i->pages[t-1].height = i->info->y2 - i->info->y1;
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i->pages[t-1].number_of_images = i->info->num_ppm_images + i->info->num_jpeg_images;
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i->pages[t-1].number_of_links = i->info->num_links;
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i->pages[t-1].number_of_fonts = i->info->num_fonts;
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i->pages[t-1].has_info = 1;
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i->outputDev = new GFXOutputDev(device_config);
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pdf_doc->get = 0;
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pdf_doc->destroy = pdf_doc_destroy;
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pdf_doc->set_parameter = pdf_doc_set_parameter;
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pdf_doc->getinfo = pdf_doc_getinfo;
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pdf_doc->getpage = pdf_doc_getpage;
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pdf_doc->prepare = pdf_doc_prepare;
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void pdf_destroy(gfxsource_t*src)
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gfxsource_internal_t*i = (gfxsource_internal_t*)src->internal;
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parameter_t*p = i->parameters.device_config;
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parameter_t*next = p->next;
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if(p->name) free((void*)p->name);p->name = 0;
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if(p->value) free((void*)p->value);p->value =0;
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p->next = 0;delete p;
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i->parameters.device_config=i->parameters.device_config_next=0;
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free(src->internal);src->internal=0;
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delete globalParams;globalParams = 0;
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gfxsource_t*gfxsource_pdf_create()