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Uses EXIF-thumbs to generate thumbs if possible.

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This commit is contained in:
Lars Jung 2013-07-19 02:38:24 +02:00
parent ec5220a5f9
commit 8209793b96
1 changed files with 35 additions and 1 deletions
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36
src/_h5ai/server/php/inc/Thumb.php
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@ -52,8 +52,32 @@ class Thumb {
$thumb_abs_href = $this->app->get_cache_abs_href() . $name; $thumb_abs_href = $this->app->get_cache_abs_href() . $name;
if (!file_exists($thumb_abs_path) || filemtime($source_abs_path) >= filemtime($thumb_abs_path)) { if (!file_exists($thumb_abs_path) || filemtime($source_abs_path) >= filemtime($thumb_abs_path)) {
$image = new Image(); $image = new Image();
$image->set_source($source_abs_path);
$et = false;
if (function_exists('exif_thumbnail')) {
$et = exif_thumbnail($source_abs_path);
}
if($et !== false) {
file_put_contents($thumb_abs_path, $et);
$image->set_source($thumb_abs_path);
$exif = exif_read_data($source_abs_path);
switch(@$exif['Orientation']) {
case 3:
$image->rotate(180);
break;
case 6:
$image->rotate(270);
break;
case 8:
$image->rotate(90);
break;
}
} else {
$image->set_source($source_abs_path);
}
$image->thumb($mode, $width, $height); $image->thumb($mode, $width, $height);
$image->save_dest_jpeg($thumb_abs_path, 80); $image->save_dest_jpeg($thumb_abs_path, 80);
} }
@ -371,6 +395,16 @@ class Image {
$this->magic(0, 0, 0, 0, $w, $h, $this->width, $this->height); $this->magic(0, 0, 0, 0, $w, $h, $this->width, $this->height);
} }
public function rotate($angle) {
if (is_null($this->source)) {
return;
}
$this->source = imagerotate($this->source, $angle, 0);
}
} }
?> ?>