function thumbnail($upfiledir, $src, $tName, $tw = '', $th = '', $scale = true, $tDir = "thumb")
{
global $iCMS;
$R = array();
$tw = empty($tw) ? $iCMS->config['thumbwidth'] : (int) $tw;
$th = empty($th) ? $iCMS->config['thumbhight'] : (int) $th;
if ($tw && $th) {
list($width, $height, $type) = @getimagesize($src);
if ($width < 1 && $height < 1) {
$R['width'] = $tw;
$R['height'] = $th;
$R['src'] = $src;
return $R;
}
if ($width > $tw || $height > $th) {
$R['src'] = $upfiledir . $tDir . "/" . $tName . '_' . $tw . 'x' . $th . '.' . substr(strrchr($src, "."), 1);
if (in_array('Gmagick', get_declared_classes())) {
$image = new Gmagick();
$image->readImage($src);
$im = self::scale(array("tw" => $tw, "th" => $th, "w" => $image->getImageWidth(), "h" => $image->getImageHeight()));
$image->resizeImage($im['w'], $im['h'], null, 1);
$image->cropImage($tw, $th, 0, 0);
//$image->thumbnailImage($gm_w,$gm_h);
FS::mkdir($upfiledir . $tDir);
$image->writeImage($R['src']);
$image->destroy();
} else {
$im = self::scale(array("tw" => $tw, "th" => $th, "w" => $width, "h" => $height), $scale);
$R['width'] = $im['w'];
$R['height'] = $im['h'];
$res = self::imagecreate($type, $src);
if ($res) {
$thumb = imagecreatetruecolor($im['w'], $im['h']);
imagecopyresampled($thumb, $res, 0, 0, 0, 0, $im['w'], $im['h'], $width, $height);
//PHP_VERSION != '4.3.2' && self::UnsharpMask($thumb);
FS::mkdir($upfiledir . $tDir);
self::image($thumb, $type, $R['src']);
} else {
$R['src'] = $src;
}
}
} else {
$R['width'] = $width;
$R['height'] = $height;
$R['src'] = $src;
}
return $R;
}
}
/**
* Apply transformations on image
*
* @param string $source Source image
* @param array $params Transformations and parameters
* @param string $store Temporary store on disk
*
* @return string
*/
public function transform($source, $params, $store = null)
{
try {
$image = new \Gmagick();
$image->readImage($source);
if (isset($params['negate'])) {
$this->canNegate();
}
if (isset($params['rotate'])) {
$image->rotateImage('#000', $params['rotate']['angle']);
}
if (isset($params['crop'])) {
$image->cropImage($params['crop']['width'], $params['crop']['height'], $params['crop']['x'], $params['crop']['y']);
}
if (isset($params['contrast'])) {
$this->canContrast();
}
if (isset($params['brightness'])) {
$value = (int) $params['brightness'];
$brightness = null;
if ($value <= 0) {
$brightness = $value + 100;
} else {
$brightness = $value * 3 + 100;
}
$image->modulateImage($brightness, 100, 100);
}
$ret = null;
if ($store !== null) {
$ret = $image->writeImage($store);
} else {
$ret = $image->getImageBlob();
}
$image->destroy();
return $ret;
} catch (\GmagickException $e) {
$image->destroy();
throw new \RuntimeException($e->getMessage());
}
}
/**
* 生成缩略图
* @param [type] $path [原图路径]
* @param integer $tw [缩略图宽度]
* @param integer $th [缩略图高度]
* @return [image] [缩略图资源]
*/
public static function make($path, $tw = 1, $th = 1)
{
strpos($path, '..') === false or exit('What are you doing?');
$srcPath = iPHP_RES_PAHT . $path;
$thumbPath = $srcPath . '_' . $tw . 'x' . $th . '.jpg';
if (empty($path) || !self::exists($srcPath)) {
return self::blank();
}
iPHP_RES_CACHE && (self::$srcData = self::cache($thumbPath, 'get'));
if (empty(self::$srcData)) {
$gmagick = new Gmagick();
$gmagick->readImage($srcPath);
$scale = array("tw" => $tw, "th" => $th, "w" => $gmagick->getImageWidth(), "h" => $gmagick->getImageHeight());
if ($tw > 0 && $th > 0) {
$im = self::scale($scale);
$gmagick->resizeImage($im['w'], $im['h'], null, 1);
$x = $y = 0;
$im['w'] > $im['tw'] && ($x = ceil(($im['w'] - $im['tw']) / 3));
$im['h'] > $im['th'] && ($y = ceil(($im['h'] - $im['th']) / 3));
$gmagick->cropImage($tw, $th, $x, $y);
} else {
empty($scale['th']) && ($scale['th'] = 9999999);
$im = self::bitScale($scale);
$gmagick->resizeImage($im['w'], $im['h'], null, 1);
}
header('X-Thumb-Cache: MAKE-' . $_SERVER['REQUEST_TIME']);
self::$srcData = $gmagick->current();
iPHP_RES_CACHE && self::cache($thumbPath, self::$srcData);
}
}
}
return $res;
}
}
}
if (fsexists($src)) {
$image = new Gmagick();
$image->readImage($src);
$scale = array("tw" => $tw, "th" => $th, "w" => $image->getImageWidth(), "h" => $image->getImageHeight());
if ($tw > 0 && $th > 0) {
$im = scale($scale);
$image->resizeImage($im['w'], $im['h'], null, 1);
$x = $y = 0;
$im['w'] > $im['tw'] && ($x = ceil(($im['w'] - $im['tw']) / 3));
$im['h'] > $im['th'] && ($y = ceil(($im['h'] - $im['th']) / 3));
$image->cropImage($tw, $th, $x, $y);
} else {
empty($scale['th']) && ($scale['th'] = 9999999);
$im = bitscale($scale);
$image->resizeImage($im['w'], $im['h'], null, 1);
}
$expires = 31536000;
header("Cache-Control: maxage=" . $expires);
header('Last-Modified: ' . gmdate('D, d M Y H:i:s', $_SERVER['REQUEST_TIME']) . ' GMT');
header('Expires: ' . gmdate('D, d M Y H:i:s', $_SERVER['REQUEST_TIME'] + $expires) . ' GMT');
$srcData = $image->current();
} else {
//1x1.gif
$srcData = 'R0lGODlhAQABAIAAAAAAAP///yH5BAEHAAEALAAAAAABAAEAAAICTAEAOw==';
//nopic.gif
$srcData = 'R0lGODlhyADIAKIAAMzMzP///+bm5vb29tXV1d3d3e7u7gAAACH5BAAHAP8ALAAAAADIAMgAAAP/
public static function thumbnail($src, $tw = "0", $th = "0", $scale = true)
{
if (!self::$config['thumb']['enable']) {
return;
}
$rs = array();
$tw = empty($tw) ? self::$config['thumb']['width'] : (int) $tw;
$th = empty($th) ? self::$config['thumb']['height'] : (int) $th;
if ($tw && $th) {
list($width, $height, $type) = getimagesize($src);
if ($width < 1 && $height < 1) {
$rs['width'] = $tw;
$rs['height'] = $th;
$rs['src'] = $src;
return $rs;
}
if ($width > $tw || $height > $th) {
$rs['src'] = $src . '_' . $tw . 'x' . $th . '.jpg';
if (in_array('Gmagick', get_declared_classes())) {
$image = new Gmagick();
$image->readImage($src);
$im = self::scale(array("tw" => $tw, "th" => $th, "w" => $image->getImageWidth(), "h" => $image->getImageHeight()));
$image->resizeImage($im['w'], $im['h'], null, 1);
$image->cropImage($tw, $th, 0, 0);
//$image->thumbnailImage($gm_w,$gm_h);
$image->writeImage($rs['src']);
$image->destroy();
} else {
$im = self::scale(array("tw" => $tw, "th" => $th, "w" => $width, "h" => $height), $scale);
$ret = self::imagecreate($type, $src);
$rs['width'] = $im['w'];
$rs['height'] = $im['h'];
if ($ret) {
$thumb = imagecreatetruecolor($im['w'], $im['h']);
imagecopyresampled($thumb, $ret, 0, 0, 0, 0, $im['w'], $im['h'], $width, $height);
self::image($thumb, $type, $rs['src']);
} else {
$rs['src'] = $src;
}
}
} else {
$rs['src'] = $src;
$rs['width'] = $width;
$rs['height'] = $height;
}
return $rs;
}
}