ImagickPixelIterator::getNextIteratorRow

    (PECL imagick 2, PECL imagick 3)

    ImagickPixelIterator::getNextIteratorRow — Returns the next row of the pixel iterator

    Descrição

    publicImagickPixelIterator::getNextIteratorRow(): array
    Aviso

    Esta função não está documentada; apenas a lista de argumentos está disponível.

    Returns the next row as an array of pixel wands from the pixel iterator.

    Valor Retornado

    Returns the next row as an array of ImagickPixel objects, throwing ImagickPixelIteratorException on error.

    Exemplos

    Exemplo #1 ImagickPixelIterator::getNextIteratorRow()

    <?php
    function getNextIteratorRow($imagePath) {
    $imagick = new \Imagick(realpath($imagePath));
    $imageIterator = $imagick->getPixelIterator();

    $count = 0;
    while (    $pixels = $imageIterator->getNextIteratorRow()) {
    if ((    $count % 3) == 0) {

    foreach ($pixels as $column => $pixel) {

    if ($column % 2) {

    $pixel->setColor("rgba(0, 0, 0, 0)");
    }
    }

    $imageIterator->syncIterator();
    }

    $count += 1;
    }

    header("Content-Type: image/jpg");
    echo     $imagick;
    }

    ?>
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