php - snippets
php - snippets
 | |
| prev | next |
| random | list |
| join the Ring! | |
<?
function rotatePix($sourcefile, $targetfile, $degrees)
{
$img_size = getImageSize($sourcefile);
$x = $img_size[0];
$y = $img_size[1];
if ($x > $y)
{
$dst_x = 0;
$dst_y = $x - $y;
$newd = $x;
}
else
{
$dst_x = $y - $x;
$dst_y = 0;
$newd = $y;
}
$src_img = ImageCreateFromJPEG($sourcefile);
$dst_img = ImageCreateTrueColor($newd,$newd);
if ((($x > y) && ($degrees < 180)) || (($y > $x) && ($degrees > 180)))
ImageCopyResampled($dst_img,$src_img,0,0,0,0,$x,$y,$x,$y);
else
ImageCopyResampled($dst_img,$src_img,$dst_x,$dst_y,0,0,$x,$y,$x,$y);
$rotated_img = ImageRotate($dst_img, $degrees,0);
if ($degrees != 180)
{
//90 CounterClockWise or Clockwise
$final_img = ImageCreateTrueColor($y,$x);
ImageCopyResampled($final_img,$rotated_img,0,0,0,0,$y,$x,$y,$x);
}
else
{
//180 Degrees
$final_img = ImageCreateTrueColor($x,$y);
ImageCopyResampled($final_img,$rotated_img,0,0,0,0,$x,$y,$x,$y);
}
ImageJPEG($final_img, $targetfile);
}
?>
learn more about some of the PHP functions used in this snippet: else, file, function, rotate
view the GNU general license - view the GNU library license - search on PHPsnippets - see your code like this
a lixlpixel.com site
PHParadise.com - PHP-classes.org - your site on safari