ProcessImage.class.php
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<?php
/**
* 处理图片
*/
class Lib_Utils_ProcessImage
{
/**
* 创建文件夹
*
* @param string $path
* @return void
*/
public static function createFolder($path)
{
if (! file_exists($path))
{
$path = dirname($path);
self::createFolder($path);
@mkdir($path, 0755);
}
}
/**
* 方法: 处理图片
*
* @param integer $mode (第几种模式)
* @param integer $size (剪切的尺寸)
* @param string $source (源文件路径)
* @param string $target (目标文件路径)
* @return void
*/
public static function process($mode, $size, $source, $target)
{
self::createFolder($target);
list($w, $h) = explode('x', $size);
$w = intval($w, 10);
$h = intval($h, 10);
$method = array_search($mode, Config_Static::$cropTypes);
$image = new Util_Image_Gmagick($source);
if($method == 'autoCrop')
{
// 缩略剪切
$image->flatten()->crop($w, $h, -1, -1)->compress()->save($target);
}
else
{
$image->flatten()->$method($w, $h)->compress()->save($target);
}
}
/**
* 处理缩略图
*
* @param array $thumbsFormat(缩略图规则)
* @param string $thumbPathKey(缩略图存在方式: img01|img02)
* @param string $projectPath(项目路径)
* @param string $sourceFile (原图文件路径)
* @param int $wait_microtime (等待时间，单位：微秒)
* @return boolean
*/
public static function processThumb($thumbsFormat, $thumbPathKey, $projectPath, $sourceFile, $wait_microtime = 1000)
{
if(empty($thumbsFormat))
{
return false;
}
foreach($thumbsFormat as $thumb)
{
$pos = strrpos($sourceFile, '.');
$mode = Config_Static::$cropTypes[$thumb['mode']];
$parts['left'] = substr($sourceFile, 0, $pos);
$parts['right'] = substr($sourceFile, $pos);
$path = Config_File_Image::$imageServer[$thumbPathKey].$projectPath;
$dest = Config_File_Image::$thumbPath[$thumbPathKey].$projectPath;
$dest .= $parts['left'] . '-' . str_pad($thumb['w'], 4, '0', STR_PAD_LEFT)
. 'x' . str_pad($thumb['h'], 4, '0', STR_PAD_LEFT)
. '-' . $mode . $parts['right'];
self::process($mode, $thumb['w'].'x'.$thumb['h'], $path.$sourceFile, $dest);
usleep($wait_microtime);
}
return true;
}
}