add files

share/doc/ImageMagick-7/www/source/wand.c

@@ -0,0 +1,55 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <wand/MagickWand.h>
+
+int main(int argc,char **argv)
+{
+#define ThrowWandException(wand) \
+{ \
+  char \
+    *description; \
+ \
+  ExceptionType \
+    severity; \
+ \
+  description=MagickGetException(wand,&severity); \
+  (void) fprintf(stderr,"%s %s %lu %s\n",GetMagickModule(),description); \
+  description=(char *) MagickRelinquishMemory(description); \
+  exit(-1); \
+}
+
+  MagickBooleanType
+    status;
+
+  MagickWand
+    *magick_wand;
+
+  if (argc != 3)
+    {
+      (void) fprintf(stdout,"Usage: %s image thumbnail\n",argv[0]);
+      exit(0);
+    }
+  /*
+    Read an image.
+  */
+  MagickWandGenesis();
+  magick_wand=NewMagickWand();  
+  status=MagickReadImage(magick_wand,argv[1]);
+  if (status == MagickFalse)
+    ThrowWandException(magick_wand);
+  /*
+    Turn the images into a thumbnail sequence.
+  */
+  MagickResetIterator(magick_wand);
+  while (MagickNextImage(magick_wand) != MagickFalse)
+    MagickResizeImage(magick_wand,106,80,LanczosFilter,1.0);
+  /*
+    Write the image then destroy it.
+  */
+  status=MagickWriteImages(magick_wand,argv[2],MagickTrue);
+  if (status == MagickFalse)
+    ThrowWandException(magick_wand);
+  magick_wand=DestroyMagickWand(magick_wand);
+  MagickWandTerminus();
+  return(0);
+}