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 */ 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 23 int main(int argc, char *argv[]) 24 { 25 MagickWand 26 *wand, /* red image wand */ 27 *output; 28 29 MagickBooleanType 30 status; 31 32 printf("Read 3 sets of 3 Images, each set with settings: none, first, last\n"); 33 printf("Result shoud be: 543 012 678\n"); 34 35 MagickWandGenesis(); 36 37 /* read in the red image */ 38 wand = NewMagickWand(); 39 40 /* add test from empty wand */ 41 status = MagickReadImage(wand, "font_0.gif" ); 42 if (status == MagickFalse) 43 ThrowWandException(wand); 44 45 status = MagickReadImage(wand, "font_1.gif" ); 46 if (status == MagickFalse) 47 ThrowWandException(wand); 48 49 status = MagickReadImage(wand, "font_2.gif" ); 50 if (status == MagickFalse) 51 ThrowWandException(wand); 52 53 /* add test to start */ 54 MagickSetFirstIterator(wand); 55 status = MagickReadImage(wand, "font_3.gif" ); 56 if (status == MagickFalse) 57 ThrowWandException(wand); 58 59 status = MagickReadImage(wand, "font_4.gif" ); 60 if (status == MagickFalse) 61 ThrowWandException(wand); 62 63 status = MagickReadImage(wand, "font_5.gif" ); 64 if (status == MagickFalse) 65 ThrowWandException(wand); 66 67 /* add test to end */ 68 MagickSetLastIterator(wand); 69 status = MagickReadImage(wand, "font_6.gif" ); 70 if (status == MagickFalse) 71 ThrowWandException(wand); 72 73 status = MagickReadImage(wand, "font_7.gif" ); 74 if (status == MagickFalse) 75 ThrowWandException(wand); 76 77 status = MagickReadImage(wand, "font_8.gif" ); 78 if (status == MagickFalse) 79 ThrowWandException(wand); 80 81 /* append all images together to create the output wand */ 82 MagickResetIterator(wand); /* append all images */ 83 output = MagickAppendImages(wand,MagickFalse); 84 wand = DestroyMagickWand(wand); /* finished - could swap here */ 85 86 /* Final output */ 87 status = MagickWriteImage(output,"show:"); 88 if (status == MagickFalse) 89 ThrowWandException(output); 90 91 output = DestroyMagickWand(output); 92 93 MagickWandTerminus(); 94 } 95 96
