kashire/lainchan
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experimental animated GIF thumbnails

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This commit is contained in:
Michael Save 2012-03-10 22:56:28 +11:00
parent 5c5cfa28e0
commit 3c4d8843ba
1 changed files with 34 additions and 3 deletions
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33
inc/image.php
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@ -155,6 +155,9 @@
} }
} }
public function to($src) { public function to($src) {
if(preg_match('/\.gif$/', $src))
$this->image->writeImages($src, true);
else
$this->image->writeImage($src); $this->image->writeImage($src);
} }
public function width() { public function width() {
@ -167,11 +170,39 @@
return $this->image->destroy(); return $this->image->destroy();
} }
public function resize() { public function resize() {
$this->image = clone $this->original; global $config;
if($config['thumb_ext'] == 'gif') {
$this->image = new Imagick();
$this->image->setFormat('gif');
$keep_frames = Array();
for($i = 1; $i < $this->original->getNumberImages(); $i += floor($this->original->getNumberImages() / $config['thumb_keep_animation_frames']))
$keep_frames[] = $i;
$i = 0;
$delay = 0;
foreach($this->original as $frame) {
$delay += $frame->getImageDelay();
//if($i < $config['thumb_keep_animation_frames']) {
if(in_array($i, $keep_frames)) {
$frame->scaleImage($this->width, $this->height, false);
$frame->setImagePage($this->width, $this->height, 0, 0);
$frame->setImageDelay($delay);
$delay = 0;
$this->image->addImage(clone $frame->getImage());
}
$i++;
}
} else {
$this->image = clone $this->original;
// only resize one frame
$this->image->scaleImage($this->width, $this->height, false); $this->image->scaleImage($this->width, $this->height, false);
} }
} }
}
class ImagePNG extends ImageBase { class ImagePNG extends ImageBase {