generic document converter

diff --git a/src/gfx2gfx.c b/src/gfx2gfx.c
new file mode 100644 (file)
index 0000000..492434d
--- /dev/null
+++ b/src/gfx2gfx.c
@@ -0,0 +1,236 @@
+/* pdf2swf.c
+   main routine for pdf2swf(1)
+
+   Part of the swftools package.
+   
+   Copyright (c) 2001,2002,2003 Matthias Kramm <kramm@quiss.org> 
+ 
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include <string.h>
+#include <unistd.h>
+#include "../../swftools/config.h"
+#include "../../swftools/lib/args.h"
+#include "../../swftools/lib/os.h"
+#include "../../swftools/lib/gfxsource.h"
+#include "../../swftools/lib/gfxdevice.h"
+#include "../../swftools/lib/gfxpoly.h"
+#include "../../swftools/lib/devices/bbox.h"
+#include "../../swftools/lib/devices/lrf.h"
+#include "../../swftools/lib/devices/ocr.h"
+#include "../../swftools/lib/devices/rescale.h"
+#include "../../swftools/lib/devices/record.h"
+#include "../../swftools/lib/readers/image.h"
+#include "../../swftools/lib/readers/swf.h"
+#include "../../swftools/lib/pdf/pdf.h"
+#include "../../swftools/lib/log.h"
+
+gfxsource_t*driver;
+
+static char * outputname = 0;
+static int loglevel = 3;
+static char * pagerange = 0;
+static char * filename = 0;
+
+int args_callback_option(char*name,char*val) {
+    if (!strcmp(name, "o"))
+    {
+       outputname = val;
+       return 1;
+    }
+    else if (!strcmp(name, "v"))
+    {
+       loglevel ++;
+        setConsoleLogging(loglevel);
+       return 0;
+    }
+    else if (!strcmp(name, "q"))
+    {
+       loglevel --;
+        setConsoleLogging(loglevel);
+       return 0;
+    }
+    else if (name[0]=='p')
+    {
+       do {
+           name++;
+       } while(*name == 32 || *name == 13 || *name == 10 || *name == '\t');
+
+       if(*name) {
+           pagerange = name;
+           return 0;
+       } 
+       pagerange = val;        
+       return 1;
+    }
+    else if (!strcmp(name, "s"))
+    {
+       const char*s = strdup(val);
+       char*c = strchr(s, '=');
+       if(c && *c && c[1])  {
+           *c = 0;
+           c++;
+           driver->set_parameter(driver, s,c);
+       }
+       else
+           driver->set_parameter(driver, s,"1");
+       return 1;
+    }
+    else if (!strcmp(name, "V"))
+    {  
+       printf("pdf2swf - part of %s %s\n", PACKAGE, VERSION);
+       exit(0);
+    }
+    else 
+    {
+       fprintf(stderr, "Unknown option: -%s\n", name);
+       exit(1);
+    }
+    return 0;
+}
+
+struct options_t options[] =
+{{"o","output"},
+ {"q","quiet"},
+ {"V","version"},
+ {"s","set"},
+ {"p","pages"},
+ {0,0}
+};
+
+int args_callback_longoption(char*name,char*val) {
+    return args_long2shortoption(options, name, val);
+}
+
+int args_callback_command(char*name, char*val) {
+    if (!filename) 
+        filename = name;
+    else {
+       if(outputname)
+       {
+            fprintf(stderr, "Error: Do you want the output to go to %s or to %s?", 
+                    outputname, name);
+            exit(1);
+       }
+       outputname = name;
+    }
+    return 0;
+}
+
+void args_callback_usage(char*name)
+{
+}
+
+int main(int argn, char *argv[])
+{
+    processargs(argn, argv);
+    initLog(0,-1,0,0,-1,loglevel);
+    
+    gfxsource_t*source = 0;
+    
+    if(!filename) {
+       fprintf(stderr, "Please specify an input file\n");
+       exit(1);
+    }
+    
+    if(strstr(filename, ".pdf") || strstr(filename, ".PDF")) {
+        msg("<notice> Treating file as PDF");
+        source = gfxsource_pdf_create();
+    } else if(strstr(filename, ".swf") || strstr(filename, ".SWF")) {
+        msg("<notice> Treating file as SWF");
+        source = gfxsource_swf_create();
+    } else if(strstr(filename, ".jpg") || strstr(filename, ".JPG") ||
+              strstr(filename, ".png") || strstr(filename, ".PNG")) {
+        msg("<notice> Treating file as Image");
+        source = gfxsource_image_create();
+    }
+
+    if(!outputname)
+    {
+       if(filename) {
+           outputname = stripFilename(filename, ".out");
+           msg("<notice> Output filename not given. Writing to %s", outputname);
+       } 
+    }
+    if(!outputname)
+    {
+       fprintf(stderr, "Please use -o to specify an output file\n");
+       exit(1);
+    }
+    printf("%s\n", filename);
+    is_in_range(0x7fffffff, pagerange);
+    if(pagerange)
+       source->set_parameter(source, "pages", pagerange);
+
+    if(!filename) {
+       args_callback_usage(argv[0]);
+       exit(0);
+    }
+
+    gfxdocument_t* doc = source->open(source, filename);
+    if(!doc) {
+        msg("<error> Couldn't open %s", filename);
+        exit(1);
+    }
+
+    gfxdevice_t lrf;
+    gfxdevice_lrf_init(&lrf);
+
+    gfxdevice_t rescale;
+    gfxdevice_rescale_init(&rescale, &lrf, 592, 732, 0);
+
+    gfxdevice_t*out = &rescale;
+    out->setparameter(out, "keepratio", "1");
+    out->setparameter(out, "pagepattern", outputname);
+
+    gfxdevice_t bbox2,*bbox=&bbox2;
+    gfxdevice_bbox_init(bbox);
+    bbox->setparameter(bbox, "graphics", "0");
+
+    int pagenr;
+
+    for(pagenr = 1; pagenr <= doc->num_pages; pagenr++) 
+    {
+       if(is_in_range(pagenr, pagerange)) {
+           gfxpage_t* page = doc->getpage(doc, pagenr);
+           bbox->startpage(bbox,-1,-1);
+           page->render(page, bbox);
+           gfxbbox_t b = gfxdevice_bbox_getbbox(bbox);
+
+           out->startpage(out, b.xmax-b.xmin, b.ymax-b.ymin);
+           page->rendersection(page, out, -b.xmin, -b.ymin, 0,0,b.xmax-b.xmin,b.ymax-b.ymin);
+           out->endpage(out);
+
+           page->destroy(page);
+       }
+    }
+
+    gfxresult_t*result = out->finish(out);
+
+    if(result) {
+       if(result->save(result, outputname) < 0) {
+           exit(1);
+       }
+       result->destroy(result);
+    }
+
+    doc->destroy(doc);
+
+    return 0;
+}
+