public static function imageRotate($filename, $degrees)
{
$sizeinfo = self::getImageInfo($filename);
if (!is_array($sizeinfo)) {
return $sizeinfo;
}
$original = self::openImageFile($filename, $sizeinfo);
if (!is_resource($original)) {
return $original;
}
$color = imagecolorclosesthwb($original, 255, 255, 255);
return imagerotate($original, $degrees, $color);
}
function pathos_image_rotate($filename, $degrees)
{
$sizeinfo = pathos_image_sizeinfo($filename);
if (!is_array($sizeinfo)) {
return $sizeinfo;
}
$original = pathos_image_createFromFile($filename, $sizeinfo);
if (!is_resource($original)) {
return $original;
}
$color = imagecolorclosesthwb($original, 255, 255, 255);
return imagerotate($original, $degrees, $color);
}
public function closestHwb(string $rgb) : int
{
$rgb = explode('|', $rgb);
$red = isset($rgb[0]) ? $rgb[0] : 0;
$green = isset($rgb[1]) ? $rgb[1] : 0;
$blue = isset($rgb[2]) ? $rgb[2] : 0;
return imagecolorclosesthwb($this->canvas, $red, $green, $blue);
}
<?php $im = imagecreatefrompng(dirname(__FILE__) . '/test.png'); var_dump(imagecolorclosesthwb($im, 255, 50, 0)); var_dump(imagecolorclosesthwb(NULL)); var_dump(imagecolorclosesthwb(NULL, NULL, NULL, NULL)); var_dump(imagecolorclosesthwb($im, "hello", "from", "gd")); imagedestroy($im);
public function closestHwb($rgb = '')
{
if (!is_string($rgb)) {
Error::set(lang('Error', 'stringParameter', '1.(rgb)'));
return false;
}
$rgb = explode('|', $rgb);
$red = isset($rgb[0]) ? $rgb[0] : 0;
$green = isset($rgb[1]) ? $rgb[1] : 0;
$blue = isset($rgb[2]) ? $rgb[2] : 0;
return imagecolorclosesthwb($this->canvas, $red, $green, $blue);
}