/**
* 设置要处理的图片二进制数据或数组，格式同构造函数的img_data参数
*
* @param string $img_data
* @return bool
* @author Lijun
*/
public function setData($img_data)
{
if (is_array($img_data)) {
$_size = 0;
foreach ($img_data as $i) {
if (count($i) != 5) {
self::$_errno = SAE_ErrParameter;
self::$_errmsg = "image data array you supported invalid";
return false;
}
$_size += strlen($i[0]);
}
if ($_size > self::image_limitsize) {
self::$_errno = SAE_ErrParameter;
self::$_errmsg = "image datas length more than 2M";
return false;
}
} else {
if (strlen($img_data) > self::image_limitsize) {
self::$_errno = SAE_ErrParameter;
self::$_errmsg = "image data length more than 2M";
return false;
}
}
self::$_img_data = $img_data;
return true;
}
