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image_compressed: Retain image aspect ratio, use resampling

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joshua stein
2021-04-10 12:33:38 -05:00
parent d453be56d0
commit 3403c95cb7
1 changed files with 13 additions and 4 deletions
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17
image_compressed.php
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@@ -27,11 +27,20 @@ if (strpos($url, ".jpg") || strpos($url, ".jpeg") === true) {
exit();
}
$dest_imagex = 300;
$dest_imagey = 200;
$raw_imagex = imagesx($raw_image);
$raw_imagey = imagesy($raw_image);
if ($raw_imagex >= $raw_imagey) {
$dest_imagex = 300;
$dest_imagey = ($raw_imagey / $raw_imagex) * $dest_imagex;
} else {
$dest_imagey = 200;
$dest_imagex = ($raw_imagex / $raw_imagey) * $dest_imagey;
}
$dest_image = imagecreatetruecolor($dest_imagex, $dest_imagey);
imagecopyresized($dest_image, $raw_image, 0, 0, 0, 0, $dest_imagex, $dest_imagey, imagesx($raw_image), imagesy($raw_image));
imagecopyresampled($dest_image, $raw_image, 0, 0, 0, 0, $dest_imagex, $dest_imagey, $raw_imagex, $raw_imagey);
header('Content-type: image/' . $filetype);
if ($filetype = "jpg") {
@@ -40,4 +49,4 @@ if ($filetype = "jpg") {
imagepng($dest_image,NULL,8); //80% compression
}
?>
?>