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투명 gif 썸네일 생성 추가

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chicpro
2014-09-25 17:00:32 +09:00
parent 05b40efddf
commit 51c3f8a378
1 changed files with 16 additions and 1 deletions
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17
lib/thumbnail.lib.php
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@ -235,6 +235,7 @@ function thumbnail($filename, $source_path, $target_path, $thumb_width, $thumb_h
if ($size[2] == 1) {
$src = imagecreatefromgif($source_file);
$src_transparency = imagecolortransparent($src);
} else if ($size[2] == 2) {
$src = imagecreatefromjpeg($source_file);
@ -332,9 +333,15 @@ function thumbnail($filename, $source_path, $target_path, $thumb_width, $thumb_h
if($size[2] == 3) {
imagealphablending($dst, false);
imagesavealpha($dst, true);
} else if($size[2] == 1 && $src_transparency != -1) {
$transparent_color = imagecolorsforindex($src, $src_transparency);
$current_transparent = imagecolorallocate($dst, $transparent_color['red'], $transparent_color['green'], $transparent_color['blue']);
imagefill($dst, 0, 0, $current_transparent);
imagecolortransparent($dst, $current_transparent);
}
} else {
$dst = imagecreatetruecolor($dst_w, $dst_h);
$bgcolor = imagecolorallocate($dst, 255, 255, 255); // 배경색
if($src_w < $dst_w) {
if($src_h >= $dst_h) {
@ -359,8 +366,16 @@ function thumbnail($filename, $source_path, $target_path, $thumb_width, $thumb_h
imagefill($dst, 0, 0, $bgcolor);
imagealphablending($dst, false);
imagesavealpha($dst, true);
} else if($size[2] == 1) {
if($src_transparency != -1) {
$transparent_color = imagecolorsforindex($src, $src_transparency);
$current_transparent = imagecolorallocate($dst, $transparent_color['red'], $transparent_color['green'], $transparent_color['blue']);
imagefill($dst, 0, 0, $current_transparent);
imagecolortransparent($dst, $current_transparent);
} else {
imagefill($dst, 0, 0, $bgcolor);
}
} else {
$bgcolor = imagecolorallocate($dst, 255, 255, 255); // 배경색
imagefill($dst, 0, 0, $bgcolor);
}
}