filter/testimage.c

   1 /*
   2  * "$Id: testimage.c 4485 2005-01-03 19:30:00Z mike $"
   3  *
   4  *   Image library test program for the Common UNIX Printing System (CUPS).
   5  *
   6  *   Copyright 1993-2006 by Easy Software Products.
   7  *
   8  *   These coded instructions, statements, and computer programs are the
   9  *   property of Easy Software Products and are protected by Federal
  10  *   copyright law.  Distribution and use rights are outlined in the file
  11  *   "LICENSE.txt" which should have been included with this file.  If this
  12  *   file is missing or damaged please contact Easy Software Products
  13  *   at:
  14  *
  15  *       Attn: CUPS Licensing Information
  16  *       Easy Software Products
  17  *       44141 Airport View Drive, Suite 204
  18  *       Hollywood, Maryland 20636 USA
  19  *
  20  *       Voice: (301) 373-9600
  21  *       EMail: cups-info@cups.org
  22  *         WWW: http://www.cups.org
  23  *
  24  *   This file is subject to the Apple OS-Developed Software exception.
  25  *
  26  * Contents:
  27  *
  28  *   main() - Main entry...
  29  */
  30
  31 /*
  32  * Include necessary headers...
  33  */
  34
  35 #include "image.h"
  36
  37
  38 /*
  39  * 'main()' - Main entry...
  40  */
  41
  42 int                                     /* O - Exit status */
  43 main(int  argc,                         /* I - Number of command-line arguments */
  44      char *argv[])                      /* I - Command-line arguments */
  45 {
  46   cups_image_t          *img;           /* Image to print */
  47   cups_icspace_t        primary;        /* Primary image colorspace */
  48   FILE                  *out;           /* Output PPM/PGM file */
  49   cups_ib_t             *line;          /* Line from file */
  50   int                   y,              /* Current line */
  51                         width,          /* Width of image */
  52                         height,         /* Height of image */
  53                         depth;          /* Depth of image */
  54
  55
  56   if (argc != 3)
  57   {
  58     puts("Usage: testimage filename.ext filename.[ppm|pgm]");
  59     return (1);
  60   }
  61
  62   if (strstr(argv[2], ".ppm") != NULL)
  63     primary = CUPS_IMAGE_RGB;
  64   else
  65     primary = CUPS_IMAGE_WHITE;
  66
  67   img = cupsImageOpen(argv[1], primary, CUPS_IMAGE_WHITE, 100, 0, NULL);
  68
  69   if (!img)
  70   {
  71     perror(argv[1]);
  72     return (1);
  73   }
  74
  75   out = fopen(argv[2], "wb");
  76
  77   if (!out)
  78   {
  79     perror(argv[2]);
  80     cupsImageClose(img);
  81     return (1);
  82   }
  83
  84   width  = cupsImageGetWidth(img);
  85   height = cupsImageGetHeight(img);
  86   depth  = cupsImageGetDepth(img);
  87   line   = calloc(width, depth);
  88
  89   fprintf(out, "P%d\n%d\n%d\n255\n",
  90           cupsImageGetColorSpace(img) == CUPS_IMAGE_WHITE ? 5 : 6,
  91           width, height);
  92
  93   for (y = 0; y < height; y ++)
  94   {
  95     cupsImageGetRow(img, 0, y, width, line);
  96     fwrite(line, width, depth, out);
  97   }
  98
  99   cupsImageClose(img);
 100   fclose(out);
 101
 102   return (0);
 103 }
 104
 105
 106 /*
 107  * End of "$Id: testimage.c 4485 2005-01-03 19:30:00Z mike $".
 108  */