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#include <stdarg.h>
#include <stdio.h>
#include <MagickWand/MagickWand.h>
#include <MagickWand/magick-image.h>
#include <MagickCore/resample.h>
#include <MagickCore/composite.h>
#include <MagickWand/pixel-wand.h>
#include <MagickCore/layer.h>
#include "config.h"
#define FRAMES 10
static char *gifs[FRAMES] = {
SHAREDIR "/pet0.gif",
SHAREDIR "/pet1.gif",
SHAREDIR "/pet2.gif",
SHAREDIR "/pet3.gif",
SHAREDIR "/pet4.gif",
SHAREDIR "/pet5.gif",
SHAREDIR "/pet6.gif",
SHAREDIR "/pet7.gif",
SHAREDIR "/pet8.gif",
SHAREDIR "/pet9.gif",
};
void CPetPet(const char *in, const char *out, const size_t delay)
{
MagickWand *result, *concat, *hand, *avatar, *edited;
PixelWand *empty;
double squeeze;
double width, height;
double offset_x, offset_y;
MagickWandGenesis();
empty = NewPixelWand();
result = NewMagickWand();
concat = NewMagickWand();
avatar = NewMagickWand();
concat = NewMagickWand();
hand = NewMagickWand();
PixelSetColor(empty, "none");
MagickSetImageDispose(result, BackgroundDispose);
MagickReadImage(avatar, in);
MagickResizeImage(avatar, 128, 128, Lanczos2Filter);
MagickReadImage(hand, SHAREDIR "/pet.gif");
MagickSetFirstIterator(hand);
for (int i = 0; i < FRAMES; ++i)
{
squeeze = (i < FRAMES/2) ? i : FRAMES - i;
width = 0.8 + squeeze * 0.02;
height = 0.8 - squeeze * 0.05;
offset_x = (1 - width) * 0.5 + 0.1;
offset_y = (1 - height) - 0.08;
edited = CloneMagickWand(avatar);
MagickNewImage(concat, MagickGetImageWidth(avatar), MagickGetImageHeight(avatar), empty);
MagickSetImageDispose(concat, BackgroundDispose);
MagickSetImageDelay(concat, delay);
MagickResizeImage(edited, (double)MagickGetImageWidth(avatar)*width, (double)MagickGetImageHeight(avatar)*height, Lanczos2Filter);
MagickNextImage(hand);
MagickCompositeImage(concat, edited, OverCompositeOp, MagickTrue, MagickGetImageWidth(concat)*offset_x, MagickGetImageHeight(concat)*offset_y);
MagickCompositeImage(concat, hand, OverCompositeOp, MagickTrue, 0, 0);
MagickAddImage(result, concat);
ClearMagickWand(concat);
}
MagickWriteImages(result, out, MagickTrue);
DestroyMagickWand(result);
DestroyMagickWand(concat);
DestroyMagickWand(avatar);
DestroyMagickWand(edited);
DestroyMagickWand(hand);
DestroyPixelWand(empty);
MagickWandTerminus();
}
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