/*ex og 라이브러리
orig_img = 원본 데이터 copy_img = 변경 데이터
$orig_img='user/product/1229_1.png';
$copy_img='user/product/1229_3.jpg';
호출 예시
MakepngToJpgImg('user/product/'.$val['code'].'_1.png','user/product/'.$val['code'].'_3.jpg');
*/
function MakepngToJpgImg($orig_img,$copy_img) {
$image = imagecreatefrompng($orig_img);
$bg = imagecreatetruecolor(imagesx($image), imagesy($image));
imagefill($bg, 0, 0, imagecolorallocate($bg, 255, 255, 255));
imagealphablending($bg, TRUE);
imagecopy($bg, $image, 0, 0, 0, 0, imagesx($image), imagesy($image));
imagedestroy($image);
$quality = 100; // 0 = worst / smaller file, 100 = better / bigger file
imagejpeg($bg, $copy_img , $quality);
// $test_name = rename($copy_img,$copy_img);
imagedestroy($bg);
}
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