ImagickPixelIterator::resetIterator
Reinicia el iterador de píxel
&reftitle.description;
boolImagickPixelIterator::resetIterator
&warn.undocumented.func;
Reinicia el iterador de píxel. Usar junto con
ImagickPixelIterator::getNextIteratorRow() para iterar todos los píxeles
en un contenedor de píxeles.
&reftitle.returnvalues;
&imagick.return.success;
&reftitle.examples;
<function>ImagickPixelIterator::resetIterator</function>
getPixelIterator();
/* Loop trough pixel rows */
foreach ($imageIterator as $pixels) {
/* Loop through the pixels in the row (columns) */
foreach ($pixels as $column => $pixel) {
/** @var $pixel \ImagickPixel */
if ($column % 2) {
/* Make every second pixel 25% red*/
$pixel->setColorValue(\Imagick::COLOR_RED, 64);
}
}
/* Sync the iterator, this is important to do on each iteration */
$imageIterator->syncIterator();
}
$imageIterator->resetiterator();
/* Loop trough pixel rows */
foreach ($imageIterator as $pixels) {
/* Loop through the pixels in the row (columns) */
foreach ($pixels as $column => $pixel) {
/** @var $pixel \ImagickPixel */
if ($column % 3) {
$pixel->setColorValue(\Imagick::COLOR_BLUE, 64); /* Make every second pixel a little blue*/
//$pixel->setColor("rgba(0, 0, 128, 0)"); /* Paint every second pixel black*/
}
}
$imageIterator->syncIterator(); /* Sync the iterator, this is important to do on each iteration */
}
$imageIterator->clear();
header("Content-Type: image/jpg");
echo $imagick;
}
?>
]]>