1 #include <stdio.h>
2 #include <MagickWand/MagickWand.h>
3
4 /* Simplify the exception handling
5 * technically we should abort the program if
6 * severity >= ErrorException
7 */
ThrowWandException(MagickWand * wand)8 void ThrowWandException(MagickWand *wand)
9 { char
10 *description;
11
12 ExceptionType
13 severity;
14
15 description=MagickGetException(wand,&severity);
16 (void) fprintf(stderr,"%s %s %lu %s\n",GetMagickModule(),description);
17 description=(char *) MagickRelinquishMemory(description);
18 }
19
20 /* useful function especially after appending two wands together */
21 #define SwapWands(a,b) { MagickWand *tmp=a; a=b; b=tmp; }
22
main(int argc,char * argv[])23 int main(int argc, char *argv[])
24 {
25 MagickWand
26 *wand,
27 *input,
28 *output;
29
30 MagickBooleanType
31 status;
32
33 printf("Just read images in three groups, no settings used\n");
34 printf("Result shoud be: 012 345 678\n");
35
36 MagickWandGenesis();
37
38 wand = NewMagickWand();
39 input = NewMagickWand();
40
41 status = MagickReadImage(input, "font_0.gif" )
42 && MagickReadImage(input, "font_1.gif" )
43 && MagickReadImage(input, "font_2.gif" );
44 if (status == MagickFalse)
45 ThrowWandException(input);
46
47 status = MagickAddImage(wand, input);
48 if (status == MagickFalse)
49 ThrowWandException(wand);
50
51 ClearMagickWand(input);
52 status = MagickReadImage(input, "font_3.gif" )
53 && MagickReadImage(input, "font_4.gif" )
54 && MagickReadImage(input, "font_5.gif" );
55 if (status == MagickFalse)
56 ThrowWandException(input);
57
58 status = MagickAddImage(wand, input);
59 if (status == MagickFalse)
60 ThrowWandException(wand);
61 ClearMagickWand(input);
62
63 ClearMagickWand(input);
64 status = MagickReadImage(input, "font_6.gif" )
65 && MagickReadImage(input, "font_7.gif" )
66 && MagickReadImage(input, "font_8.gif" );
67 if (status == MagickFalse)
68 ThrowWandException(input);
69
70 status = MagickAddImage(wand, input);
71 if (status == MagickFalse)
72 ThrowWandException(wand);
73 input=DestroyMagickWand(input);
74
75 /* append all images together to create the output wand */
76 MagickResetIterator(wand); /* append all images */
77 output = MagickAppendImages(wand,MagickFalse);
78 wand = DestroyMagickWand(wand); /* finished - could swap here */
79
80 /* Final output */
81 status = MagickWriteImage(output,"show:");
82 if (status == MagickFalse)
83 ThrowWandException(output);
84
85 output = DestroyMagickWand(output);
86
87 MagickWandTerminus();
88 }
89
90