관리-도구
편집 파일: bmz_gif_info.class.php
<?php /** * gif_info.php * gif-info class for transparency stuff * * @author Tim Kroeger (original author) * @copyright Copyright 2005-2006 * @license http://www.gnu.org/licenses/gpl.txt GNU General Public License V2.0 * @version $Id: ibmz_gif_info.class.php,v 2.0 Rev 8 2010-05-31 23:46:5 DerManoMann Exp $ * Last modified by DerManoMann 2010-05-31 23:46:50 */ class gifinfo { var $m_transparentRed; var $m_transparentGreen; var $m_transparentBlue; var $m_signature; var $m_version; var $m_width; var $m_height; var $m_colorFlag; var $m_backgroundIndex; function gifinfo($filename) { $fp = fopen($filename,"rb"); $result = fread($fp,13); $this->m_signature = substr($result,0,3); $this->m_version = substr($result,3,3); $this->m_width = ord(substr($result,6,1)) + ord(substr($result,7,1)) * 256; $this->m_height = ord(substr($result,8,1)) + ord(substr($result,9,1)) * 256; $this->m_colorFlag = ord(substr($result,10,1)) >> 7; $this->m_background = ord(substr($result,11)); if($this->m_colorFlag) { $tableSizeNeeded = ($this->m_background + 1) * 3; $result = fread($fp,$tableSizeNeeded); $this->m_transparentRed = ord(substr($result,$this->m_background * 3,1)); $this->m_transparentGreen = ord(substr($result,$this->m_background * 3 + 1,1)); $this->m_transparentBlue = ord(substr($result,$this->m_background * 3 + 2,1)); } fclose($fp); } }