<?php
$filename = $argv[1];
echo get_average_colour($filename);
/**
* Get the average pixel colour from the given file using Image Magick
*
* @param string $filename
* @param bool $as_hex Set to true, the function will return the 6 character HEX value of the colour.
* If false, an array will be returned with r, g, b components.
*/
function get_average_colour($filename, $as_hex_string = true)
{
try {
// Read image file with Image Magick
$image = new Imagick($filename);
// Scale down to 1x1 pixel to make Imagick do the average
$image->scaleimage(1, 1);
/** @var ImagickPixel $pixel */
if (!($pixels = $image->getimagehistogram())) {
return null;
}
} catch (ImagickException $e) {
// Image Magick Error!
return null;
} catch (Exception $e) {
// Unknown Error!
return null;
}
$pixel = reset($pixels);
$rgb = $pixel->getcolor();
<?php
$filename = $argv[1];
print_r(get_average_colour($filename, false));
/**
* Get the average pixel colour from the given file using Image Magick
*
* @param string $filename
* @param bool $as_hex Set to true, the function will return the 6 character HEX value of the colour.
* If false, an array will be returned with r, g, b components.
*/
function get_average_colour($filename, $as_hex_string = true)
{
try {
// Read image file with Image Magick
$image = new Imagick($filename);
$image->setImageColorspace(2);
// Scale down to 1x1 pixel to make Imagick do the average
$image->scaleimage(1, 1);
/** @var ImagickPixel $pixel */
if (!($pixels = $image->getimagehistogram())) {
return null;
}
} catch (ImagickException $e) {
// Image Magick Error!
return null;
} catch (Exception $e) {
// Unknown Error!
return null;
}
$pixel = reset($pixels);