Thumbnailing alternative: convert (command line ImageMagick instead of PHP bindings)

This commit is contained in:
Michael Save 2012-03-17 10:32:50 +11:00
parent d531487bad
commit 4c3486bec9
2 changed files with 47 additions and 4 deletions

View File

@ -102,7 +102,7 @@
// Use a persistent connection (experimental)
$config['db']['persistent'] = false;
// Anything more to add to the DSN string (eg. port=xxx;foo=bar)
$config['db']['dsn'] = '';
$config['db']['dsn'] = 'charset=UTF-8';
// Timeout duration in seconds (not all drivers support this)
$config['db']['timeout'] = 5;
@ -363,6 +363,9 @@
// Use Imagick instead of GD (some further config options below are ignored if set)
$config['imagick'] = false;
// Use the command line version of ImagickMagick rather than the PHP bindings.
$config['imagick_convert'] = false;
// Regular expression to check for IE MIME type detection XSS exploit. To disable, comment the line out
// https://github.com/savetheinternet/Tinyboard/issues/20
$config['ie_mime_type_detection'] = '/<(?:body|head|html|img|plaintext|pre|script|table|title|a href|channel|scriptlet)/i';

View File

@ -14,7 +14,7 @@
$this->format = $format;
if($config['imagick']) {
$classname = 'ImageImagick';
$classname = $config['imagick_convert'] ? 'ImageConvert' : 'ImageImagick';
} else {
$classname = 'Image' . strtoupper($this->format);
if(!class_exists($classname)) {
@ -39,7 +39,7 @@
global $config;
if($config['imagick']) {
$classname = 'ImageImagick';
$classname = $config['imagick_convert'] ? 'ImageConvert' : 'ImageImagick';
} else {
$classname = 'Image' . strtoupper($extension);
if(!class_exists($classname)) {
@ -200,13 +200,53 @@
}
} else {
$this->image = clone $this->original;
// only resize one frame
$this->image->scaleImage($this->width, $this->height, false);
}
}
}
class ImageConvert extends ImageBase {
public $width, $height, $temp;
public function init() {
global $config;
$this->temp = tempnam($config['tmp'], 'imagick');
}
public function from() {
if(!$size = @getimagesize($this->src))
return $this->image = false;
$this->width = $size[0];
$this->height = $size[1];
// mark as valid
$this->image = true;
}
public function to($src) {
rename($this->temp, $src);
}
public function width() {
return $this->width;
}
public function height() {
return $this->height;
}
public function destroy() {
unlink($this->temp);
}
public function resize() {
global $config;
$quality = $config['thumb_quality'] * 10;
if(shell_exec("convert -flatten -filter Point -resize {$this->width}x{$this->height} -quality {$quality} " . escapeshellarg($this->src) . " " . escapeshellarg($this->temp)))
error('Failed to resize image!');
}
}
class ImagePNG extends ImageBase {
public function from() {
$this->image = @imagecreatefrompng($this->src);