/**
* Helper function to provide a visual interpretation of the accumulator.
*/
void print_accumulator(char* name) {
MagickWand *mw = NULL;
PixelWand **pmw = NULL;
PixelIterator *imw = NULL;
MagickWandGenesis();
unsigned long width, height;
width = _circumference;
height = _dimensions.semi_diagonal;
mw = NewMagickWand();
MagickSetSize(mw, width, height);
MagickReadImage(mw, "xc:black");
imw = NewPixelIterator(mw);
int y, x;
for (y=0; y<height; y++) {
pmw = PixelGetNextIteratorRow(imw, &width);
for (x=0; x< (long) width; x++) {
_CELL_TYPE* cell = &_accumulator[x][height-y-1];
PixelSetRed(pmw[x], 1.0/20.0 * cell->count);
}
PixelSyncIterator(imw);
}
MagickWriteImage(mw, name);
if(mw)
mw = DestroyMagickWand(mw);
MagickWandTerminus();
}
/* {{{ proto bool ImagickPixelIterator::syncIterator()
Syncs the pixel iterator.
*/
PHP_METHOD(imagickpixeliterator, synciterator)
{
php_imagickpixeliterator_object *internpix;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "") == FAILURE) {
return;
}
internpix = (php_imagickpixeliterator_object *)zend_object_store_get_object(getThis() TSRMLS_CC);
if ( internpix->instanciated_correctly < 1 ) {
IMAGICK_THROW_EXCEPTION_WITH_MESSAGE( IMAGICKPIXELITERATOR_CLASS, "ImagickPixelIterator is not initialized correctly", 3 );
}
if ( internpix->pixel_iterator == (PixelIterator *)NULL || !IsPixelIterator( internpix->pixel_iterator ) ) {
IMAGICK_THROW_EXCEPTION_WITH_MESSAGE( IMAGICKPIXELITERATOR_CLASS, "ImagickPixelIterator is not initialized correctly", 3 );
}
PixelSyncIterator( internpix->pixel_iterator );
RETURN_TRUE;
}
int main(int argc,char **argv)
{
#define ThrowAPIException(wand) \
{ \
description=MagickGetException(wand,&severity); \
(void) FormatLocaleFile(stderr,"%s %s %lu %s\n",GetMagickModule(), \
description); \
description=(char *) MagickRelinquishMemory(description); \
exit(-1); \
}
static char
CustomOption[] = "custom option",
CustomProperty[] = "custom profile";
static unsigned char
sRGBProfile[] =
{
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0x45, 0x01, 0x4c, 0x01, 0x52, 0x01, 0x59, 0x01, 0x60, 0x01, 0x67,
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0x92, 0x01, 0x9a, 0x01, 0xa1, 0x01, 0xa9, 0x01, 0xb1, 0x01, 0xb9,
0x01, 0xc1, 0x01, 0xc9, 0x01, 0xd1, 0x01, 0xd9, 0x01, 0xe1, 0x01,
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0x02, 0x1d, 0x02, 0x26, 0x02, 0x2f, 0x02, 0x38, 0x02, 0x41, 0x02,
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0x02, 0x84, 0x02, 0x8e, 0x02, 0x98, 0x02, 0xa2, 0x02, 0xac, 0x02,
0xb6, 0x02, 0xc1, 0x02, 0xcb, 0x02, 0xd5, 0x02, 0xe0, 0x02, 0xeb,
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0x04, 0x8c, 0x04, 0x9a, 0x04, 0xa8, 0x04, 0xb6, 0x04, 0xc4, 0x04,
0xd3, 0x04, 0xe1, 0x04, 0xf0, 0x04, 0xfe, 0x05, 0x0d, 0x05, 0x1c,
0x05, 0x2b, 0x05, 0x3a, 0x05, 0x49, 0x05, 0x58, 0x05, 0x67, 0x05,
0x77, 0x05, 0x86, 0x05, 0x96, 0x05, 0xa6, 0x05, 0xb5, 0x05, 0xc5,
0x05, 0xd5, 0x05, 0xe5, 0x05, 0xf6, 0x06, 0x06, 0x06, 0x16, 0x06,
0x27, 0x06, 0x37, 0x06, 0x48, 0x06, 0x59, 0x06, 0x6a, 0x06, 0x7b,
0x06, 0x8c, 0x06, 0x9d, 0x06, 0xaf, 0x06, 0xc0, 0x06, 0xd1, 0x06,
0xe3, 0x06, 0xf5, 0x07, 0x07, 0x07, 0x19, 0x07, 0x2b, 0x07, 0x3d,
0x07, 0x4f, 0x07, 0x61, 0x07, 0x74, 0x07, 0x86, 0x07, 0x99, 0x07,
0xac, 0x07, 0xbf, 0x07, 0xd2, 0x07, 0xe5, 0x07, 0xf8, 0x08, 0x0b,
0x08, 0x1f, 0x08, 0x32, 0x08, 0x46, 0x08, 0x5a, 0x08, 0x6e, 0x08,
0x82, 0x08, 0x96, 0x08, 0xaa, 0x08, 0xbe, 0x08, 0xd2, 0x08, 0xe7,
0x08, 0xfb, 0x09, 0x10, 0x09, 0x25, 0x09, 0x3a, 0x09, 0x4f, 0x09,
0x64, 0x09, 0x79, 0x09, 0x8f, 0x09, 0xa4, 0x09, 0xba, 0x09, 0xcf,
0x09, 0xe5, 0x09, 0xfb, 0x0a, 0x11, 0x0a, 0x27, 0x0a, 0x3d, 0x0a,
0x54, 0x0a, 0x6a, 0x0a, 0x81, 0x0a, 0x98, 0x0a, 0xae, 0x0a, 0xc5,
0x0a, 0xdc, 0x0a, 0xf3, 0x0b, 0x0b, 0x0b, 0x22, 0x0b, 0x39, 0x0b,
0x51, 0x0b, 0x69, 0x0b, 0x80, 0x0b, 0x98, 0x0b, 0xb0, 0x0b, 0xc8,
0x0b, 0xe1, 0x0b, 0xf9, 0x0c, 0x12, 0x0c, 0x2a, 0x0c, 0x43, 0x0c,
0x5c, 0x0c, 0x75, 0x0c, 0x8e, 0x0c, 0xa7, 0x0c, 0xc0, 0x0c, 0xd9,
0x0c, 0xf3, 0x0d, 0x0d, 0x0d, 0x26, 0x0d, 0x40, 0x0d, 0x5a, 0x0d,
0x74, 0x0d, 0x8e, 0x0d, 0xa9, 0x0d, 0xc3, 0x0d, 0xde, 0x0d, 0xf8,
0x0e, 0x13, 0x0e, 0x2e, 0x0e, 0x49, 0x0e, 0x64, 0x0e, 0x7f, 0x0e,
0x9b, 0x0e, 0xb6, 0x0e, 0xd2, 0x0e, 0xee, 0x0f, 0x09, 0x0f, 0x25,
0x0f, 0x41, 0x0f, 0x5e, 0x0f, 0x7a, 0x0f, 0x96, 0x0f, 0xb3, 0x0f,
0xcf, 0x0f, 0xec, 0x10, 0x09, 0x10, 0x26, 0x10, 0x43, 0x10, 0x61,
0x10, 0x7e, 0x10, 0x9b, 0x10, 0xb9, 0x10, 0xd7, 0x10, 0xf5, 0x11,
0x13, 0x11, 0x31, 0x11, 0x4f, 0x11, 0x6d, 0x11, 0x8c, 0x11, 0xaa,
0x11, 0xc9, 0x11, 0xe8, 0x12, 0x07, 0x12, 0x26, 0x12, 0x45, 0x12,
0x64, 0x12, 0x84, 0x12, 0xa3, 0x12, 0xc3, 0x12, 0xe3, 0x13, 0x03,
0x13, 0x23, 0x13, 0x43, 0x13, 0x63, 0x13, 0x83, 0x13, 0xa4, 0x13,
0xc5, 0x13, 0xe5, 0x14, 0x06, 0x14, 0x27, 0x14, 0x49, 0x14, 0x6a,
0x14, 0x8b, 0x14, 0xad, 0x14, 0xce, 0x14, 0xf0, 0x15, 0x12, 0x15,
0x34, 0x15, 0x56, 0x15, 0x78, 0x15, 0x9b, 0x15, 0xbd, 0x15, 0xe0,
0x16, 0x03, 0x16, 0x26, 0x16, 0x49, 0x16, 0x6c, 0x16, 0x8f, 0x16,
0xb2, 0x16, 0xd6, 0x16, 0xfa, 0x17, 0x1d, 0x17, 0x41, 0x17, 0x65,
0x17, 0x89, 0x17, 0xae, 0x17, 0xd2, 0x17, 0xf7, 0x18, 0x1b, 0x18,
0x40, 0x18, 0x65, 0x18, 0x8a, 0x18, 0xaf, 0x18, 0xd5, 0x18, 0xfa,
0x19, 0x20, 0x19, 0x45, 0x19, 0x6b, 0x19, 0x91, 0x19, 0xb7, 0x19,
0xdd, 0x1a, 0x04, 0x1a, 0x2a, 0x1a, 0x51, 0x1a, 0x77, 0x1a, 0x9e,
0x1a, 0xc5, 0x1a, 0xec, 0x1b, 0x14, 0x1b, 0x3b, 0x1b, 0x63, 0x1b,
0x8a, 0x1b, 0xb2, 0x1b, 0xda, 0x1c, 0x02, 0x1c, 0x2a, 0x1c, 0x52,
0x1c, 0x7b, 0x1c, 0xa3, 0x1c, 0xcc, 0x1c, 0xf5, 0x1d, 0x1e, 0x1d,
0x47, 0x1d, 0x70, 0x1d, 0x99, 0x1d, 0xc3, 0x1d, 0xec, 0x1e, 0x16,
0x1e, 0x40, 0x1e, 0x6a, 0x1e, 0x94, 0x1e, 0xbe, 0x1e, 0xe9, 0x1f,
0x13, 0x1f, 0x3e, 0x1f, 0x69, 0x1f, 0x94, 0x1f, 0xbf, 0x1f, 0xea,
0x20, 0x15, 0x20, 0x41, 0x20, 0x6c, 0x20, 0x98, 0x20, 0xc4, 0x20,
0xf0, 0x21, 0x1c, 0x21, 0x48, 0x21, 0x75, 0x21, 0xa1, 0x21, 0xce,
0x21, 0xfb, 0x22, 0x27, 0x22, 0x55, 0x22, 0x82, 0x22, 0xaf, 0x22,
0xdd, 0x23, 0x0a, 0x23, 0x38, 0x23, 0x66, 0x23, 0x94, 0x23, 0xc2,
0x23, 0xf0, 0x24, 0x1f, 0x24, 0x4d, 0x24, 0x7c, 0x24, 0xab, 0x24,
0xda, 0x25, 0x09, 0x25, 0x38, 0x25, 0x68, 0x25, 0x97, 0x25, 0xc7,
0x25, 0xf7, 0x26, 0x27, 0x26, 0x57, 0x26, 0x87, 0x26, 0xb7, 0x26,
0xe8, 0x27, 0x18, 0x27, 0x49, 0x27, 0x7a, 0x27, 0xab, 0x27, 0xdc,
0x28, 0x0d, 0x28, 0x3f, 0x28, 0x71, 0x28, 0xa2, 0x28, 0xd4, 0x29,
0x06, 0x29, 0x38, 0x29, 0x6b, 0x29, 0x9d, 0x29, 0xd0, 0x2a, 0x02,
0x2a, 0x35, 0x2a, 0x68, 0x2a, 0x9b, 0x2a, 0xcf, 0x2b, 0x02, 0x2b,
0x36, 0x2b, 0x69, 0x2b, 0x9d, 0x2b, 0xd1, 0x2c, 0x05, 0x2c, 0x39,
0x2c, 0x6e, 0x2c, 0xa2, 0x2c, 0xd7, 0x2d, 0x0c, 0x2d, 0x41, 0x2d,
0x76, 0x2d, 0xab, 0x2d, 0xe1, 0x2e, 0x16, 0x2e, 0x4c, 0x2e, 0x82,
0x2e, 0xb7, 0x2e, 0xee, 0x2f, 0x24, 0x2f, 0x5a, 0x2f, 0x91, 0x2f,
0xc7, 0x2f, 0xfe, 0x30, 0x35, 0x30, 0x6c, 0x30, 0xa4, 0x30, 0xdb,
0x31, 0x12, 0x31, 0x4a, 0x31, 0x82, 0x31, 0xba, 0x31, 0xf2, 0x32,
0x2a, 0x32, 0x63, 0x32, 0x9b, 0x32, 0xd4, 0x33, 0x0d, 0x33, 0x46,
0x33, 0x7f, 0x33, 0xb8, 0x33, 0xf1, 0x34, 0x2b, 0x34, 0x65, 0x34,
0x9e, 0x34, 0xd8, 0x35, 0x13, 0x35, 0x4d, 0x35, 0x87, 0x35, 0xc2,
0x35, 0xfd, 0x36, 0x37, 0x36, 0x72, 0x36, 0xae, 0x36, 0xe9, 0x37,
0x24, 0x37, 0x60, 0x37, 0x9c, 0x37, 0xd7, 0x38, 0x14, 0x38, 0x50,
0x38, 0x8c, 0x38, 0xc8, 0x39, 0x05, 0x39, 0x42, 0x39, 0x7f, 0x39,
0xbc, 0x39, 0xf9, 0x3a, 0x36, 0x3a, 0x74, 0x3a, 0xb2, 0x3a, 0xef,
0x3b, 0x2d, 0x3b, 0x6b, 0x3b, 0xaa, 0x3b, 0xe8, 0x3c, 0x27, 0x3c,
0x65, 0x3c, 0xa4, 0x3c, 0xe3, 0x3d, 0x22, 0x3d, 0x61, 0x3d, 0xa1,
0x3d, 0xe0, 0x3e, 0x20, 0x3e, 0x60, 0x3e, 0xa0, 0x3e, 0xe0, 0x3f,
0x21, 0x3f, 0x61, 0x3f, 0xa2, 0x3f, 0xe2, 0x40, 0x23, 0x40, 0x64,
0x40, 0xa6, 0x40, 0xe7, 0x41, 0x29, 0x41, 0x6a, 0x41, 0xac, 0x41,
0xee, 0x42, 0x30, 0x42, 0x72, 0x42, 0xb5, 0x42, 0xf7, 0x43, 0x3a,
0x43, 0x7d, 0x43, 0xc0, 0x44, 0x03, 0x44, 0x47, 0x44, 0x8a, 0x44,
0xce, 0x45, 0x12, 0x45, 0x55, 0x45, 0x9a, 0x45, 0xde, 0x46, 0x22,
0x46, 0x67, 0x46, 0xab, 0x46, 0xf0, 0x47, 0x35, 0x47, 0x7b, 0x47,
0xc0, 0x48, 0x05, 0x48, 0x4b, 0x48, 0x91, 0x48, 0xd7, 0x49, 0x1d,
0x49, 0x63, 0x49, 0xa9, 0x49, 0xf0, 0x4a, 0x37, 0x4a, 0x7d, 0x4a,
0xc4, 0x4b, 0x0c, 0x4b, 0x53, 0x4b, 0x9a, 0x4b, 0xe2, 0x4c, 0x2a,
0x4c, 0x72, 0x4c, 0xba, 0x4d, 0x02, 0x4d, 0x4a, 0x4d, 0x93, 0x4d,
0xdc, 0x4e, 0x25, 0x4e, 0x6e, 0x4e, 0xb7, 0x4f, 0x00, 0x4f, 0x49,
0x4f, 0x93, 0x4f, 0xdd, 0x50, 0x27, 0x50, 0x71, 0x50, 0xbb, 0x51,
0x06, 0x51, 0x50, 0x51, 0x9b, 0x51, 0xe6, 0x52, 0x31, 0x52, 0x7c,
0x52, 0xc7, 0x53, 0x13, 0x53, 0x5f, 0x53, 0xaa, 0x53, 0xf6, 0x54,
0x42, 0x54, 0x8f, 0x54, 0xdb, 0x55, 0x28, 0x55, 0x75, 0x55, 0xc2,
0x56, 0x0f, 0x56, 0x5c, 0x56, 0xa9, 0x56, 0xf7, 0x57, 0x44, 0x57,
0x92, 0x57, 0xe0, 0x58, 0x2f, 0x58, 0x7d, 0x58, 0xcb, 0x59, 0x1a,
0x59, 0x69, 0x59, 0xb8, 0x5a, 0x07, 0x5a, 0x56, 0x5a, 0xa6, 0x5a,
0xf5, 0x5b, 0x45, 0x5b, 0x95, 0x5b, 0xe5, 0x5c, 0x35, 0x5c, 0x86,
0x5c, 0xd6, 0x5d, 0x27, 0x5d, 0x78, 0x5d, 0xc9, 0x5e, 0x1a, 0x5e,
0x6c, 0x5e, 0xbd, 0x5f, 0x0f, 0x5f, 0x61, 0x5f, 0xb3, 0x60, 0x05,
0x60, 0x57, 0x60, 0xaa, 0x60, 0xfc, 0x61, 0x4f, 0x61, 0xa2, 0x61,
0xf5, 0x62, 0x49, 0x62, 0x9c, 0x62, 0xf0, 0x63, 0x43, 0x63, 0x97,
0x63, 0xeb, 0x64, 0x40, 0x64, 0x94, 0x64, 0xe9, 0x65, 0x3d, 0x65,
0x92, 0x65, 0xe7, 0x66, 0x3d, 0x66, 0x92, 0x66, 0xe8, 0x67, 0x3d,
0x67, 0x93, 0x67, 0xe9, 0x68, 0x3f, 0x68, 0x96, 0x68, 0xec, 0x69,
0x43, 0x69, 0x9a, 0x69, 0xf1, 0x6a, 0x48, 0x6a, 0x9f, 0x6a, 0xf7,
0x6b, 0x4f, 0x6b, 0xa7, 0x6b, 0xff, 0x6c, 0x57, 0x6c, 0xaf, 0x6d,
0x08, 0x6d, 0x60, 0x6d, 0xb9, 0x6e, 0x12, 0x6e, 0x6b, 0x6e, 0xc4,
0x6f, 0x1e, 0x6f, 0x78, 0x6f, 0xd1, 0x70, 0x2b, 0x70, 0x86, 0x70,
0xe0, 0x71, 0x3a, 0x71, 0x95, 0x71, 0xf0, 0x72, 0x4b, 0x72, 0xa6,
0x73, 0x01, 0x73, 0x5d, 0x73, 0xb8, 0x74, 0x14, 0x74, 0x70, 0x74,
0xcc, 0x75, 0x28, 0x75, 0x85, 0x75, 0xe1, 0x76, 0x3e, 0x76, 0x9b,
0x76, 0xf8, 0x77, 0x56, 0x77, 0xb3, 0x78, 0x11, 0x78, 0x6e, 0x78,
0xcc, 0x79, 0x2a, 0x79, 0x89, 0x79, 0xe7, 0x7a, 0x46, 0x7a, 0xa5,
0x7b, 0x04, 0x7b, 0x63, 0x7b, 0xc2, 0x7c, 0x21, 0x7c, 0x81, 0x7c,
0xe1, 0x7d, 0x41, 0x7d, 0xa1, 0x7e, 0x01, 0x7e, 0x62, 0x7e, 0xc2,
0x7f, 0x23, 0x7f, 0x84, 0x7f, 0xe5, 0x80, 0x47, 0x80, 0xa8, 0x81,
0x0a, 0x81, 0x6b, 0x81, 0xcd, 0x82, 0x30, 0x82, 0x92, 0x82, 0xf4,
0x83, 0x57, 0x83, 0xba, 0x84, 0x1d, 0x84, 0x80, 0x84, 0xe3, 0x85,
0x47, 0x85, 0xab, 0x86, 0x0e, 0x86, 0x72, 0x86, 0xd7, 0x87, 0x3b,
0x87, 0x9f, 0x88, 0x04, 0x88, 0x69, 0x88, 0xce, 0x89, 0x33, 0x89,
0x99, 0x89, 0xfe, 0x8a, 0x64, 0x8a, 0xca, 0x8b, 0x30, 0x8b, 0x96,
0x8b, 0xfc, 0x8c, 0x63, 0x8c, 0xca, 0x8d, 0x31, 0x8d, 0x98, 0x8d,
0xff, 0x8e, 0x66, 0x8e, 0xce, 0x8f, 0x36, 0x8f, 0x9e, 0x90, 0x06,
0x90, 0x6e, 0x90, 0xd6, 0x91, 0x3f, 0x91, 0xa8, 0x92, 0x11, 0x92,
0x7a, 0x92, 0xe3, 0x93, 0x4d, 0x93, 0xb6, 0x94, 0x20, 0x94, 0x8a,
0x94, 0xf4, 0x95, 0x5f, 0x95, 0xc9, 0x96, 0x34, 0x96, 0x9f, 0x97,
0x0a, 0x97, 0x75, 0x97, 0xe0, 0x98, 0x4c, 0x98, 0xb8, 0x99, 0x24,
0x99, 0x90, 0x99, 0xfc, 0x9a, 0x68, 0x9a, 0xd5, 0x9b, 0x42, 0x9b,
0xaf, 0x9c, 0x1c, 0x9c, 0x89, 0x9c, 0xf7, 0x9d, 0x64, 0x9d, 0xd2,
0x9e, 0x40, 0x9e, 0xae, 0x9f, 0x1d, 0x9f, 0x8b, 0x9f, 0xfa, 0xa0,
0x69, 0xa0, 0xd8, 0xa1, 0x47, 0xa1, 0xb6, 0xa2, 0x26, 0xa2, 0x96,
0xa3, 0x06, 0xa3, 0x76, 0xa3, 0xe6, 0xa4, 0x56, 0xa4, 0xc7, 0xa5,
0x38, 0xa5, 0xa9, 0xa6, 0x1a, 0xa6, 0x8b, 0xa6, 0xfd, 0xa7, 0x6e,
0xa7, 0xe0, 0xa8, 0x52, 0xa8, 0xc4, 0xa9, 0x37, 0xa9, 0xa9, 0xaa,
0x1c, 0xaa, 0x8f, 0xab, 0x02, 0xab, 0x75, 0xab, 0xe9, 0xac, 0x5c,
0xac, 0xd0, 0xad, 0x44, 0xad, 0xb8, 0xae, 0x2d, 0xae, 0xa1, 0xaf,
0x16, 0xaf, 0x8b, 0xb0, 0x00, 0xb0, 0x75, 0xb0, 0xea, 0xb1, 0x60,
0xb1, 0xd6, 0xb2, 0x4b, 0xb2, 0xc2, 0xb3, 0x38, 0xb3, 0xae, 0xb4,
0x25, 0xb4, 0x9c, 0xb5, 0x13, 0xb5, 0x8a, 0xb6, 0x01, 0xb6, 0x79,
0xb6, 0xf0, 0xb7, 0x68, 0xb7, 0xe0, 0xb8, 0x59, 0xb8, 0xd1, 0xb9,
0x4a, 0xb9, 0xc2, 0xba, 0x3b, 0xba, 0xb5, 0xbb, 0x2e, 0xbb, 0xa7,
0xbc, 0x21, 0xbc, 0x9b, 0xbd, 0x15, 0xbd, 0x8f, 0xbe, 0x0a, 0xbe,
0x84, 0xbe, 0xff, 0xbf, 0x7a, 0xbf, 0xf5, 0xc0, 0x70, 0xc0, 0xec,
0xc1, 0x67, 0xc1, 0xe3, 0xc2, 0x5f, 0xc2, 0xdb, 0xc3, 0x58, 0xc3,
0xd4, 0xc4, 0x51, 0xc4, 0xce, 0xc5, 0x4b, 0xc5, 0xc8, 0xc6, 0x46,
0xc6, 0xc3, 0xc7, 0x41, 0xc7, 0xbf, 0xc8, 0x3d, 0xc8, 0xbc, 0xc9,
0x3a, 0xc9, 0xb9, 0xca, 0x38, 0xca, 0xb7, 0xcb, 0x36, 0xcb, 0xb6,
0xcc, 0x35, 0xcc, 0xb5, 0xcd, 0x35, 0xcd, 0xb5, 0xce, 0x36, 0xce,
0xb6, 0xcf, 0x37, 0xcf, 0xb8, 0xd0, 0x39, 0xd0, 0xba, 0xd1, 0x3c,
0xd1, 0xbe, 0xd2, 0x3f, 0xd2, 0xc1, 0xd3, 0x44, 0xd3, 0xc6, 0xd4,
0x49, 0xd4, 0xcb, 0xd5, 0x4e, 0xd5, 0xd1, 0xd6, 0x55, 0xd6, 0xd8,
0xd7, 0x5c, 0xd7, 0xe0, 0xd8, 0x64, 0xd8, 0xe8, 0xd9, 0x6c, 0xd9,
0xf1, 0xda, 0x76, 0xda, 0xfb, 0xdb, 0x80, 0xdc, 0x05, 0xdc, 0x8a,
0xdd, 0x10, 0xdd, 0x96, 0xde, 0x1c, 0xde, 0xa2, 0xdf, 0x29, 0xdf,
0xaf, 0xe0, 0x36, 0xe0, 0xbd, 0xe1, 0x44, 0xe1, 0xcc, 0xe2, 0x53,
0xe2, 0xdb, 0xe3, 0x63, 0xe3, 0xeb, 0xe4, 0x73, 0xe4, 0xfc, 0xe5,
0x84, 0xe6, 0x0d, 0xe6, 0x96, 0xe7, 0x1f, 0xe7, 0xa9, 0xe8, 0x32,
0xe8, 0xbc, 0xe9, 0x46, 0xe9, 0xd0, 0xea, 0x5b, 0xea, 0xe5, 0xeb,
0x70, 0xeb, 0xfb, 0xec, 0x86, 0xed, 0x11, 0xed, 0x9c, 0xee, 0x28,
0xee, 0xb4, 0xef, 0x40, 0xef, 0xcc, 0xf0, 0x58, 0xf0, 0xe5, 0xf1,
0x72, 0xf1, 0xff, 0xf2, 0x8c, 0xf3, 0x19, 0xf3, 0xa7, 0xf4, 0x34,
0xf4, 0xc2, 0xf5, 0x50, 0xf5, 0xde, 0xf6, 0x6d, 0xf6, 0xfb, 0xf7,
0x8a, 0xf8, 0x19, 0xf8, 0xa8, 0xf9, 0x38, 0xf9, 0xc7, 0xfa, 0x57,
0xfa, 0xe7, 0xfb, 0x77, 0xfc, 0x07, 0xfc, 0x98, 0xfd, 0x29, 0xfd,
0xba, 0xfe, 0x4b, 0xfe, 0xdc, 0xff, 0x6d, 0xff, 0xff
};
char
*description,
**options,
**profiles,
**properties;
const char
*option,
*property;
DrawingWand
*drawing_wand;
ExceptionType
severity;
MagickWand
*clone_wand,
*magick_wand;
PixelIterator
*iterator;
PixelWand
*background,
*border,
*fill,
**pixels;
register ssize_t
i;
unsigned char
*profile;
unsigned int
status;
size_t
columns,
delay,
length,
number_options,
number_profiles,
number_properties,
number_wands,
rows;
(void) argc;
(void) argv;
MagickWandGenesis();
magick_wand=NewMagickWand();
(void) MagickSetSize(magick_wand,640,480);
(void) MagickGetSize(magick_wand,&columns,&rows);
if ((columns != 640) || (rows != 480))
{
(void) FormatLocaleFile(stderr,"Unexpected magick wand size\n");
exit(1);
}
(void) FormatLocaleFile(stdout,"Reading images...\n");
{
char
*p,
path[MaxTextExtent];
path[0]=0;
p=getenv("SRCDIR");
if (p != (char *) NULL)
{
(void) strcpy(path,p);
if (path[strlen(path)-1] != '/')
(void) strcat(path,"/");
}
(void) strcat(path,"sequence.miff");
status=MagickReadImage(magick_wand,path);
}
if (status == MagickFalse)
ThrowAPIException(magick_wand);
if (MagickGetNumberImages(magick_wand) != 5)
(void) FormatLocaleFile(stderr,"read %.20g images; expected 5\n",
(double) MagickGetNumberImages(magick_wand));
(void) FormatLocaleFile(stdout,"Iterate forward...\n");
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse)
(void) FormatLocaleFile(stdout,"index %.20g scene %.20g\n",(double)
MagickGetIteratorIndex(magick_wand),(double)
MagickGetImageScene(magick_wand));
(void) FormatLocaleFile(stdout,"Iterate reverse...\n");
while (MagickPreviousImage(magick_wand) != MagickFalse)
(void) FormatLocaleFile(stdout,"index %.20g scene %.20g\n",(double)
MagickGetIteratorIndex(magick_wand),(double)
MagickGetImageScene(magick_wand));
(void) FormatLocaleFile(stdout,"Remove scene 1...\n");
(void) MagickSetIteratorIndex(magick_wand,1);
clone_wand=MagickGetImage(magick_wand);
status=MagickRemoveImage(magick_wand);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse)
(void) FormatLocaleFile(stdout,"index %.20g scene %.20g\n",(double)
MagickGetIteratorIndex(magick_wand),(double)
MagickGetImageScene(magick_wand));
(void) FormatLocaleFile(stdout,"Insert scene 1 back in sequence...\n");
(void) MagickSetIteratorIndex(magick_wand,0);
status=MagickAddImage(magick_wand,clone_wand);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse)
(void) FormatLocaleFile(stdout,"index %.20g scene %.20g\n",(double)
MagickGetIteratorIndex(magick_wand),(double)
MagickGetImageScene(magick_wand));
(void) FormatLocaleFile(stdout,"Set scene 2 to scene 1...\n");
(void) MagickSetIteratorIndex(magick_wand,2);
status=MagickSetImage(magick_wand,clone_wand);
clone_wand=DestroyMagickWand(clone_wand);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse)
(void) FormatLocaleFile(stdout,"index %.20g scene %.20g\n",(double)
MagickGetIteratorIndex(magick_wand),(double)
MagickGetImageScene(magick_wand));
(void) FormatLocaleFile(stdout,"Apply image processing options...\n");
status=MagickCropImage(magick_wand,60,60,10,10);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
MagickResetIterator(magick_wand);
background=NewPixelWand();
status=PixelSetColor(background,"#000000");
if (status == MagickFalse)
ThrowAPIException(magick_wand);
status=MagickRotateImage(magick_wand,background,90.0);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
border=NewPixelWand();
(void) PixelSetColor(background,"green");
(void) PixelSetColor(border,"black");
status=MagickFloodfillPaintImage(magick_wand,CompositeChannels,background,
0.01*QuantumRange,border,0,0,MagickFalse);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
background=DestroyPixelWand(background);
border=DestroyPixelWand(border);
drawing_wand=NewDrawingWand();
(void) PushDrawingWand(drawing_wand);
(void) DrawRotate(drawing_wand,45);
(void) DrawSetFontSize(drawing_wand,18);
fill=NewPixelWand();
(void) PixelSetColor(fill,"green");
(void) DrawSetFillColor(drawing_wand,fill);
fill=DestroyPixelWand(fill);
(void) DrawAnnotation(drawing_wand,15,5,(const unsigned char *) "Magick");
(void) PopDrawingWand(drawing_wand);
(void) MagickSetIteratorIndex(magick_wand,1);
status=MagickDrawImage(magick_wand,drawing_wand);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
status=MagickAnnotateImage(magick_wand,drawing_wand,70,5,90,"Image");
if (status == MagickFalse)
ThrowAPIException(magick_wand);
drawing_wand=DestroyDrawingWand(drawing_wand);
{
unsigned char
pixels[27],
primary_colors[27] =
{
0, 0, 0,
0, 0, 255,
0, 255, 0,
0, 255, 255,
255, 255, 255,
255, 0, 0,
255, 0, 255,
255, 255, 0,
128, 128, 128,
};
(void) MagickSetIteratorIndex(magick_wand,2);
status=MagickImportImagePixels(magick_wand,10,10,3,3,"RGB",CharPixel,
primary_colors);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
status=MagickExportImagePixels(magick_wand,10,10,3,3,"RGB",CharPixel,
pixels);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
for (i=0; i < 9; i++)
if (pixels[i] != primary_colors[i])
{
(void) FormatLocaleFile(stderr,
"Get pixels does not match set pixels\n");
exit(1);
}
}
(void) MagickSetIteratorIndex(magick_wand,3);
status=MagickResizeImage(magick_wand,50,50,UndefinedFilter,1.0);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
MagickResetIterator(magick_wand);
while (MagickNextImage(magick_wand) != MagickFalse)
{
(void) MagickSetImageDepth(magick_wand,8);
(void) MagickSetImageCompression(magick_wand,RLECompression);
}
MagickResetIterator(magick_wand);
(void) MagickSetIteratorIndex(magick_wand,4);
(void) FormatLocaleFile(stdout,
"Utilitize pixel iterator to draw diagonal...\n");
iterator=NewPixelIterator(magick_wand);
if (iterator == (PixelIterator *) NULL)
ThrowAPIException(magick_wand);
pixels=PixelGetNextIteratorRow(iterator,&number_wands);
for (i=0; pixels != (PixelWand **) NULL; i++)
{
(void) PixelSetColor(pixels[i],"#224466");
(void) PixelSyncIterator(iterator);
pixels=PixelGetNextIteratorRow(iterator,&number_wands);
}
(void) PixelSyncIterator(iterator);
iterator=DestroyPixelIterator(iterator);
(void) FormatLocaleFile(stdout,"Write to wandtest_out.miff...\n");
status=MagickWriteImages(magick_wand,"wandtest_out.miff",MagickTrue);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
(void) FormatLocaleFile(stdout,
"Change image format from \"MIFF\" to \"GIF\"...\n");
status=MagickSetImageFormat(magick_wand,"GIF");
if (status == MagickFalse)
ThrowAPIException(magick_wand);
(void) FormatLocaleFile(stdout,"Set delay between frames to %d seconds...\n",
WandDelay);
status=MagickSetImageDelay(magick_wand,100*WandDelay);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
delay=MagickGetImageDelay(magick_wand);
if (delay != (100*WandDelay))
{
(void) FormatLocaleFile(stderr,"Get delay does not match set delay\n");
exit(1);
}
(void) FormatLocaleFile(stdout,"Write to wandtest_out_0.gif...\n");
status=MagickWriteImages(magick_wand,"wandtest_out.gif",MagickTrue);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
(void) FormatLocaleFile(stdout,"Set, list, get, and delete wand option...\n");
status=MagickSetOption(magick_wand,"wand:custom-option",CustomOption);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
option=MagickGetOption(magick_wand,"wand:custom-option");
if ((option == (const char *) NULL) ||
(strlen(option) != strlen(CustomOption)) ||
(memcmp(option,CustomOption,strlen(option)) != 0))
{
(void) FormatLocaleFile(stderr,"Option does not match\n");
exit(1);
}
options=MagickGetOptions(magick_wand,"*",&number_options);
if (options != (char **) NULL)
{
for (i=0; i < (ssize_t) number_options; i++)
{
(void) FormatLocaleFile(stdout," %s\n",options[i]);
options[i]=(char *) MagickRelinquishMemory(options[i]);
}
options=(char **) MagickRelinquishMemory(options);
}
status=MagickDeleteOption(magick_wand,"wand:custom-option");
if (status == MagickFalse)
ThrowAPIException(magick_wand);
(void) FormatLocaleFile(stdout,
"Set, list, get, and delete wand property...\n");
status=MagickSetImageProperty(magick_wand,"wand:custom-property",
CustomProperty);
if (status == MagickFalse)
ThrowAPIException(magick_wand);
property=MagickGetImageProperty(magick_wand,"wand:custom-property");
if ((property == (const char *) NULL) ||
(strlen(property) != strlen(CustomProperty)) ||
(memcmp(property,CustomProperty,strlen(property)) != 0))
{
(void) FormatLocaleFile(stderr,"Property does not match\n");
exit(1);
}
properties=MagickGetImageProperties(magick_wand,"*",&number_properties);
if (properties != (char **) NULL)
{
for (i=0; i < (ssize_t) number_properties; i++)
{
(void) FormatLocaleFile(stdout," %s\n",properties[i]);
properties[i]=(char *) MagickRelinquishMemory(properties[i]);
}
properties=(char **) MagickRelinquishMemory(properties);
}
status=MagickDeleteImageProperty(magick_wand,"wand:custom-property");
if (status == MagickFalse)
ThrowAPIException(magick_wand);
(void) FormatLocaleFile(stdout,
"Set, list, get, and remove sRGB color profile...\n");
status=MagickSetImageProfile(magick_wand,"sRGB",sRGBProfile,
sizeof(sRGBProfile));
if (status == MagickFalse)
ThrowAPIException(magick_wand);
profile=(unsigned char *) MagickGetImageProfile(magick_wand,"sRGB",&length);
if ((profile == (unsigned char *) NULL) || (length != sizeof(sRGBProfile)) ||
(memcmp(profile,sRGBProfile,length) != 0))
{
(void) FormatLocaleFile(stderr,"Profile does not match\n");
exit(1);
}
profile=(unsigned char *) MagickRelinquishMemory(profile);
profiles=MagickGetImageProfiles(magick_wand,"*",&number_profiles);
if (profiles != (char **) NULL)
{
for (i=0; i < (ssize_t) number_profiles; i++)
{
(void) FormatLocaleFile(stdout," %s\n",profiles[i]);
profiles[i]=(char *) MagickRelinquishMemory(profiles[i]);
}
profiles=(char **) MagickRelinquishMemory(profiles);
}
profile=(unsigned char *) MagickRemoveImageProfile(magick_wand,"sRGB",
&length);
if ((profile == (unsigned char *) NULL) || (length != sizeof(sRGBProfile)) ||
(memcmp(profile,sRGBProfile,length) != 0))
{
(void) FormatLocaleFile(stderr,"Profile does not match\n");
exit(1);
}
profile=(unsigned char *) MagickRelinquishMemory(profile);
magick_wand=DestroyMagickWand(magick_wand);
(void) FormatLocaleFile(stdout,"Wand tests pass.\n");
return(0);
}
int parseImage(void)
{
int x,y;
MagickBooleanType status;
MagickWand *magick_wand;
//PixelWand *color;
MagickPixelPacket pixel;
PixelWand **pixels;
MagickWandGenesis();
magick_wand=NewMagickWand();
status=MagickReadImage(magick_wand,"matti.png");
if (status == MagickFalse)
printf("ERROR\n");
size_t width=MagickGetImageWidth(magick_wand);
size_t height=MagickGetImageHeight(magick_wand);
printf("X:%d, Y:%d\n",width, height);
int image_width = MAX_WIDTH;
int image_height = MAX_HEIGHT;
if(width < MAX_WIDTH)
image_width=width;
if(height < MAX_HEIGHT)
image_height=height;
//
PixelIterator* iterator = NewPixelIterator(magick_wand);
//PixelWand **pixels = PixelGetNextIteratorRow(iterator,&number_wands);
for (y=0; y < image_height; y++)
// for (y=0; y < 1; y++)
{
pixels=PixelGetNextIteratorRow(iterator,&width);
for (x=0; x < image_width; x++)
{
PixelGetMagickColor(pixels[x],&pixel);
//printf("R/G/B %g/%g/%g\n",round(pixel.red),round(pixel.green),round(pixel.blue));
int real_y= image_height-y-1;
if (real_y < 0)
{
real_y = 0;
printf("ERRRORRR\n");
}
else
{
/*if (round(pixel.red)==0&&round(pixel.green)==0&&round(pixel.blue)==0)
image_in[x][real_y]=255;
if (round(pixel.red)<4095)
image_in[x][real_y]=255;*/
image_in[x][real_y] = 65535 - round(pixel.red);
}
}
PixelSyncIterator(iterator);
}
PixelSyncIterator(iterator);
iterator=DestroyPixelIterator(iterator);
ClearMagickWand(magick_wand);
printf("Parsed bitmap\n");
magick_wand=DestroyMagickWand(magick_wand);
MagickWandTerminus();
}
int main(int argc,char **argv) {
unsigned int width, height,seed;
double pos[2] = {0,0},target_pos[2], diff[3],min_col_diff;
struct kdres *neigh; void *kd; //kd-tree
int i,x,y,c,num_cells=500,random;
size_t row_size;//imagemagick wants this
char source_filename[50] = "lisa.png";
char dest_filename[59];//I set to 59 so user could have 49 chars + 10 in the default case of NNNNNN-sourcefilename
int oflag=0,sflag=0,vflag=0,cflag=0;
//imagemagick stuff
MagickWand *source,*dest;
PixelWand *neigh_color,*color,**pmw;
PixelIterator *imw;
while((c = getopt(argc,argv,"vc:n:s:r:d:")) != -1) {
switch (c) {
case 'v':
vflag=1;
break;
case 'n':
num_cells=atoi(optarg);
break;
case 's':
strcpy(source_filename,optarg);
break;
case 'd':
oflag=1;
strcpy(dest_filename,optarg);
break;
case 'r':
if((seed=atoi(optarg))!=0)
sflag=1;
break;
case 'c':
cflag=1;
min_col_diff = atof(optarg);
break;
default:
printf("Option %s not recognized and ignored.\n",c);
}
}
if(!oflag) sprintf(dest_filename,"%d-%s",num_cells,source_filename);
MagickWandGenesis();
source=NewMagickWand();
dest = NewMagickWand();
color = NewPixelWand();
neigh_color = NewPixelWand();
pmw = NewPixelWand();
MagickReadImage(source,source_filename);
if (source==MagickFalse) {
printf("Error reading file. Usage: vor filename\n");
return 1;
}
width = MagickGetImageWidth(source);
height = MagickGetImageHeight(source);
printf("File has width %d and height %d\n", width, height);
if(!sflag) { //seed the algorithm with /dev/random if a seed wasn't specified
random = open("/dev/random", 'r');
read(random, &seed, sizeof (seed));
close(random);
}
if(vflag) printf("seed : %d\n",seed);
srand(seed);
kd = kd_create(2);
if(cflag)
{
for(i = 0; i < num_cells; i++) {
pos[0]= (double)random_in_range(0,width);
pos[1]= (double)random_in_range(0,height);
if(pixel_compare_NN(min_col_diff,source,kd,pos,color,neigh_color))
kd_insert(kd,pos,0);
}
}
else {
for(i = 0; i < num_cells; i++) {
pos[0]= (double)random_in_range(0,width);
pos[1]= (double)random_in_range(0,height);
kd_insert(kd,pos,0);
}
}
MagickSetSize(dest,width,height);
MagickReadImage(dest,"xc:none");
imw = NewPixelIterator(dest);
for (y=0; y < height; y++) {
pos[1] = y;
pmw = PixelGetNextIteratorRow(imw, &row_size); //we iterate through the rows, grabbing one at a time
for (x=0; x < (long) width; x++) {
pos[0] =x;
neigh = kd_nearest(kd,pos);//this is the query
kd_res_item(neigh, target_pos);//then we pull out the result into target_pos
kd_res_free(neigh);//need to free the memory used for the query
MagickGetImagePixelColor(source,target_pos[0],target_pos[1],color);
PixelSetColorFromWand(pmw[x],color);
}
PixelSyncIterator(imw);//this will write to the image (MagickWand)
}
if(vflag)printf("Writing to file %s.\n",dest_filename);
if(MagickWriteImage(dest,dest_filename)==MagickFalse)
{
printf("Error writing to file %s.\n",dest_filename);
}
source=DestroyMagickWand(source);
dest=DestroyMagickWand(dest);
MagickWandTerminus();
kd_free(kd);
return 0;
}
void Resize(MagickWand *imagen, MagickWand *imagen2, int proporcion)
{
int ancho, largo, factor_conversion;
register ssize_t x;
size_t width, width2;
ssize_t y;
int ity, itx, index = 0;
MagickPixelPacket pixel, pixel2;
PixelIterator *iterator, *iterator2;
PixelWand **pixels, **pixels2;
PixelWand *bgw1 = NewPixelWand();
factor_conversion = abs(proporcion);
if(proporcion >= 0){
ancho = MagickGetImageWidth(imagen)*factor_conversion;
largo = MagickGetImageHeight(imagen)*factor_conversion;
}else{
ancho = (MagickGetImageWidth(imagen)/factor_conversion)+1;
largo = (MagickGetImageHeight(imagen)/factor_conversion)+1;
}
MagickNewImage(imagen2,ancho,largo,bgw1);
iterator = NewPixelIterator(imagen);
iterator2 = NewPixelIterator(imagen2);
if(proporcion >= 0){
//****************** ITERACION PIXEL POR PIXEL ***********************
for (y=0; y < (ssize_t) MagickGetImageHeight(imagen); y++)
{
pixels = PixelGetNextIteratorRow(iterator,&width);
if (pixels == (PixelWand **) NULL) break;
for(ity=0; ity < factor_conversion; ity++){
pixels2 = PixelGetNextIteratorRow(iterator2,&width2);
for (x=0; x < (ssize_t) width; x++)
{
PixelGetMagickColor(pixels[x],&pixel);
for(itx=0;itx<factor_conversion;itx++){
PixelGetMagickColor(pixels2[factor_conversion*x+itx],&pixel2);
pixel2.red = pixel.red;
pixel2.green = pixel.green;
pixel2.blue = pixel.blue;
PixelSetMagickColor(pixels2[factor_conversion*x+itx],&pixel2);
}
}
(void) PixelSyncIterator(iterator2);
}
(void) PixelSyncIterator(iterator);
}
//******************************************************************
}else{
//****************** ITERACION PIXEL POR PIXEL ***********************
for (y=0; y < (ssize_t) MagickGetImageHeight(imagen); y++)
{
pixels = PixelGetNextIteratorRow(iterator,&width);
if (pixels == (PixelWand **) NULL) break;
pixels2 = PixelGetNextIteratorRow(iterator2,&width2);
for (x=0; x < (ssize_t) width; x++)
{
if(x%factor_conversion == 0){
PixelGetMagickColor(pixels[x],&pixel);
PixelGetMagickColor(pixels2[index],&pixel2);
pixel2.red = pixel.red;
pixel2.green = pixel.green;
pixel2.blue = pixel.blue;
PixelSetMagickColor(pixels2[index],&pixel2);
index++;
}
}
index = 0;
for(ity=1;ity<factor_conversion;ity++){
pixels = PixelGetNextIteratorRow(iterator,&width);
}
(void) PixelSyncIterator(iterator2);
(void) PixelSyncIterator(iterator);
}
//******************************************************************
}
iterator = DestroyPixelIterator(iterator);
iterator = DestroyPixelIterator(iterator2);
}
int main(int argc, char **argv)
{
printf("Hello World\n");
#define QuantumScale ((MagickRealType) 1.0/(MagickRealType) QuantumRange)
#define SigmoidalContrast(x) (QuantumRange*(1.0/(1+exp(10.0*(0.5-QuantumScale*x)))-0.0066928509)*1.0092503)
#define ThrowWandException(wand)\
{\
char *description;\
ExceptionType\
severity;\
\
description=MagickGetException(wand,&severity);\
(void)fprintf(stderr,"%s %s %lu %s\n",GetMagickModule(),description);\
exit(-1);\
}
long y;
MagickBooleanType status;
MagickPixelPacket pixel;
MagickWand *contrast_wand, *image_wand;
PixelIterator *contrast_iterator,*iterator;
PixelWand **contrast_pixels, **pixels;
register long x;
unsigned long width;
if (argc != 3)
{
(void)fprintf(stdout,"Usage: %s image sigmoidal-image\n",argv[0]);
exit(0);
}
/*
Read an Image
*/
MagickWandGenesis();
image_wand = NewMagickWand();
status = MagickReadImage(image_wand,argv[1]);
if(status == MagickFalse)
ThrowWandException(image_wand);
contrast_wand = CloneMagickWand(image_wand);
/*
Sigmoidal non-linearity contrast control.
*/
iterator = NewPixelIterator(image_wand);
contrast_iterator=NewPixelIterator(contrast_wand);
if((iterator == (PixelIterator*)NULL) || (contrast_iterator == (PixelIterator*)NULL))
ThrowWandException(image_wand);
for(y=0; y<(long)MagickGetImageHeight(image_wand); y++)
{
pixels = PixelGetNextIteratorRow(iterator,&width);
contrast_pixels = PixelGetNextIteratorRow(contrast_iterator,&width);
if((pixels==(PixelWand**)NULL) || (contrast_pixels == (PixelWand**)NULL))
break;
for(x = 0; x<(long)width; x++)
{
PixelGetMagickColor(pixels[x],&pixel);
pixel.red = SigmoidalContrast(pixel.red);
pixel.green = SigmoidalContrast(pixel.green);
pixel.blue = SigmoidalContrast(pixel.blue);
pixel.index = SigmoidalContrast(pixel.index);
PixelSetMagickColor(contrast_pixels[x],&pixel);
}
(void)PixelSyncIterator(contrast_iterator);
}
if(y < (long)MagickGetImageHeight(image_wand))
ThrowWandException(image_wand);
contrast_iterator = DestroyPixelIterator(contrast_iterator);
iterator = DestroyPixelIterator(iterator);
image_wand=DestroyMagickWand(image_wand);
status = MagickWriteImages(contrast_wand,argv[2],MagickTrue);
if(status == MagickFalse)
ThrowWandException(image_wand);
contrast_wand = DestroyMagickWand(contrast_wand);
MagickWandTerminus();
return 0;
}
