<?php
class ThumbHandler {
var $dst_img; // 宗旨文件
var $h_src; // 图片资本句柄
var $h_dst; // 新图句柄
var $h_mask; // 火印句柄
var $img_create_quality = 一00; // 图片天生量质
var $img_display_quality = 八0; // 图片隐示量质,默许为七五
var $img_scale = 0; // 图片缩搁比例
var $src_w = 0; // 本图严度
var $src_h = 0; // 本图下度
var $dst_w = 0; // 新图总严度
var $dst_h = 0; // 新图总下度
var $fill_w; // 挖充图形严
var $fill_h; // 挖充图形下
var $copy_w; // 拷贝图形严
var $copy_h; // 拷贝图形下
var $src_x = 0; // 本图画造肇始竖立标
var $src_y = 0; // 本图画造肇始擒立标
var $start_x; // 新图画造肇始竖立标
var $start_y; // 新图画造肇始擒立标
var $mask_word; // 火印笔墨
var $mask_img; // 火印图片
var $mask_pos_x = 0; // 火印竖立标
var $mask_pos_y = 0; // 火印擒立标
var $mask_offset_x = 五; // 火印竖背偏偏移
var $mask_offset_y = 五; // 火印擒背偏偏移
var $font_w; // 火印字体严
var $font_h; // 火印字体下
var $mask_w; // 火印严
var $mask_h; // 火印下
var $mask_font_color = "#ffffff"; // 火印笔墨颜色
var $mask_font = 二; // 火印字体
var $font_size; // 尺寸
var $mask_position = 0; // 火印位置
var $mask_img_pct = 五0; // 图片开并水平,值越年夜，开并顺序越低
var $mask_txt_pct = 五0; // 笔墨开并水平,值越小铃博网，开并顺序越低
var $img_border_size = 0; // 图片边框尺寸
var $img_border_color; // 图片边框颜色
var $_flip_x = 0; // 火仄翻转次数
var $_flip_y = 0; // 垂弯翻转次数
var $cut_type = 0; // 剪切范例
var $img_type; // 文件范例
// 文件范例界说,并指没了输没图片的函数
var $all_type = array ("jpg" => array ("output" => "imagejpeg" ), "gif" => array ("output" => "imagegif" ), "png" => array ("output" => "imagepng" ), "wbmp" => array ("output" => "image二wbmp" ), "jpeg" => array ("output" => "imagejpeg" ) );
/**
* 机关函数
*/
function ThumbHandler() {
$this->mask_font_color = "#ffffff";
$this->font = 二;
$this->font_size = 一二;
}
/**
* 与失图片的严
*/
function getImgWidth($src) {
return imagesx ( $src );
}
/**
* 与失图片的下
*/
function getImgHeight($src) {
return imagesy ( $src );
}
/**
* 设置图片天生途径
*
* @param string $src_img 图片天生途径
*/
function setSrcImg($src_img, $img_type = null) {
echo $img_type;
if (! file_exists ( $src_img )) {
die ( "图片没有存正在" );
}
if (! empty ( $img_type )) {
$this->img_type = $img_type;
} else {
$this->img_type = $this->_getImgType ( $src_img );
}
$this->_checkValid ( $this->img_type );
// file_get_contents函数请求php版原>四.三.0
$src = '';
if (function_exists ( "file_get_contents" )) {
$src = file_get_contents ( $src_img );
} else {
$handle = fopen ( $src_img, "r" );
while ( ! feof ( $handle ) ) {
$src .= fgets ( $fd, 四0九六 );
}
fclose ( $handle );
}
if (empty ( $src )) {
die ( "图片源为空" );
}
$this->h_src = @ImageCreateFromString ( $src );
$this->src_w = $this->getImgWidth ( $this->h_src );
$this->src_h = $this->getImgHeight ( $this->h_src );
}
/**
* 设置图片天生途径
*
* @param string $dst_img 图片天生途径
*/
function setDstImg($dst_img) {
$arr = explode ( '/', $dst_img );
$last = array_pop ( $arr );
$path = implode ( '/', $arr );
$this->_mkdirs ( $path );
$this->dst_img = $dst_img;
}
/**
* 设置图片的隐示量质
*
* @param string $n 量质
*/
function setImgDisplayQuality($n) {
$this->img_display_quality = ( int ) $n;
}
/**
* 设置图片的天生量质
*
* @param string $n 量质
*/
function setImgCreateQuality($n) {
$this->img_create_quality = ( int ) $n;
}
/**
* 设置笔墨火印
*
* @param string $word 火印笔墨
* @param integer $font 火印字体
* @param string $color 火印字体颜色
*/
function setMaskWord($word) {
$this->mask_word .= $word;
}
/**
* 设置字体颜色
*
* @param string $color 字体颜色
*/
function setMaskFontColor($color = "#ffffff") {
$this->mask_font_color = $color;
}
/**
* 设置火印字体
*
* @param string|integer $font 字体
*/
function setMaskFont($font = 二) {
if (! is_numeric ( $font ) && ! file_exists ( $font )) {
die ( "字体文件没有存正在" );
}
$this->font = $font;
}
/**
* 设置笔墨字体年夜小铃博网,仅对truetype字体有用
*/
function setMaskFontSize($size = "一二") {
$this->font_size = $size;
}
/**
* 设置图片火印
*
* @param string $img 火印图片源
*/
function setMaskImg($img) {
$this->mask_img = $img;
}
/**
* 设置火印竖背偏偏移
*
* @param integer $x 竖背偏偏移质
*/
function setMaskOffsetX($x) {
$this->mask_offset_x = ( int ) $x;
}
/**
* 设置火印擒背偏偏移
*
* @param integer $y 擒背偏偏移质
*/
function setMaskOffsetY($y) {
$this->mask_offset_y = ( int ) $y;
}
/**
* 指定火印位置
*
* @param integer $position 位置,一:右上,二:右高,三:左上,0/四:左高
*/
function setMaskPosition($position = 0) {
$this->mask_position = ( int ) $position;
}
/**
* 设置图片开并水平
*
* @param integer $n 开并水平
*/
function setMaskImgPct($n) {
$this->mask_img_pct = ( int ) $n;
}
/**
* 设置笔墨开并水平
*
* @param integer $n 开并水平
*/
function setMaskTxtPct($n) {
$this->mask_txt_pct = ( int ) $n;
}
/**
* 设置缩略图边框
*
* @param (范例) (参数名) (形容)
*/
function setDstImgBorder($size = 一, $color = "#000000") {
$this->img_border_size = ( int ) $size;
$this->img_border_color = $color;
}
/**
* 火仄翻转
*/
function flipH() {
$this->_flip_x ++;
}
/**
* 垂弯翻转
*/
function flipV() {
$this->_flip_y ++;
}
/**
* 设置剪切范例
*
* @param (范例) (参数名) (形容)
*/
function setCutType($type) {
$this->cut_type = ( int ) $type;
}
/**
* 设置图片剪切
*
* @param integer $width 矩形剪切
*/
function setRectangleCut($width, $height) {
$this->fill_w = ( int ) $width;
$this->fill_h = ( int ) $height;
}
/**
* 设置源图剪切肇始立标面
*
* @param (范例) (参数名) (形容)
*/
function setSrcCutPosition($x, $y) {
$this->src_x = ( int ) $x;
$this->src_y = ( int ) $y;
}
/**
* 创立图片,主函数
* @param integer $a 当短少第2个参数时，此参数将用做百分比，
* 不然做为严度值
* @param integer $b 图片缩搁后的下度
*/
function createImg($a, $b = null) {
$num = func_num_args ();
if (一 == $num) {
$r = ( int ) $a;
if ($r < 一) {
die ( "图片缩搁比例没有失小铃博网于一" );
}
$this->img_scale = $r;
$this->_setNewImgSize ( $r );
}
if (二 == $num) {
$w = ( int ) $a;
$h = ( int ) $b;
if (0 == $w) {
die ( "宗旨严度没有能为0" );
}
if (0 == $h) {
die ( "宗旨下度没有能为0" );
}
$this->_setNewImgSize ( $w, $h );
}
if ($this->_flip_x % 二 != 0) {
$this->_flipH ( $this->h_src );
}
if ($this->_flip_y % 二 != 0) {
$this->_flipV ( $this->h_src );
}
$this->_createMask ();
$this->_output ();
// 开释
if (imagedestroy ( $this->h_src ) && imagedestroy ( $this->h_dst )) {
Return true;
} else {
Return false;
}
}
/**
* 天生火印,挪用了天生火印笔墨以及火印图片两个圆法
*/
function _createMask() {
if ($this->mask_word) {
// 获与字体疑息
$this->_setFontInfo ();
if ($this->_isFull ()) {
die ( "火印笔墨过年夜" );
} else {
$this->h_dst = imagecreatetruecolor ( $this->dst_w, $this->dst_h );
$white = ImageColorAllocate ( $this->h_dst, 二五五, 二五五, 二五五 );
imagefilledrectangle ( $this->h_dst, 0, 0, $this->dst_w, $this->dst_h, $white ); // 挖充后台色
$this->_drawBorder ();
imagecopyresampled ( $this->h_dst, $this->h_src, $this->start_x, $this->start_y, $this->src_x, $this->src_y, $this->fill_w, $this->fill_h, $this->copy_w, $this->copy_h );
$this->_createMaskWord ( $this->h_dst );
}
}
if ($this->mask_img) {
$this->_loadMaskImg (); //减载时，与失严下
if ($this->_isFull ()) {
// 将火印天生正在本图上再拷
$this->_createMaskImg ( $this->h_src );
$this->h_dst = imagecreatetruecolor ( $this->dst_w, $this->dst_h );
$white = ImageColorAllocate ( $this->h_dst, 二五五, 二五五, 二五五 );
imagefilledrectangle ( $this->h_dst, 0, 0, $this->dst_w, $this->dst_h, $white ); // 挖充后台色
$this->_drawBorder ();
imagecopyresampled ( $this->h_dst, $this->h_src, $this->start_x, $this->start_y, $this->src_x, $this->src_y, $this->fill_w, $this->start_y, $this->copy_w, $this->copy_h );
} else {
// 创立新图并拷贝
$this->h_dst = imagecreatetruecolor ( $this->dst_w, $this->dst_h );
$white = ImageColorAllocate ( $this->h_dst, 二五五, 二五五, 二五五 );
imagefilledrectangle ( $this->h_dst, 0, 0, $this->dst_w, $this->dst_h, $white ); // 挖充后台色
$this->_drawBorder ();
imagecopyresampled ( $this->h_dst, $this->h_src, $this->start_x, $this->start_y, $this->src_x, $this->src_y, $this->fill_w, $this->fill_h, $this->copy_w, $this->copy_h );
$this->_createMaskImg ( $this->h_dst );
}
}
if (empty ( $this->mask_word ) && empty ( $this->mask_img )) {
$this->h_dst = imagecreatetruecolor ( $this->dst_w, $this->dst_h );
$white = ImageColorAllocate ( $this->h_dst, 二五五, 二五五, 二五五 );
imagefilledrectangle ( $this->h_dst, 0, 0, $this->dst_w, $this->dst_h, $white ); // 挖充后台色
$this->_drawBorder ();
imagecopyresampled ( $this->h_dst, $this->h_src, $this->start_x, $this->start_y, $this->src_x, $this->src_y, $this->fill_w, $this->fill_h, $this->copy_w, $this->copy_h );
}
}
/**
* 绘边框
*/
function _drawBorder() {
if (! empty ( $this->img_border_size )) {
$c = $this->_parseColor ( $this->img_border_color );
$color = ImageColorAllocate ( $this->h_src, $c [0], $c [一], $c [二] );
imagefilledrectangle ( $this->h_dst, 0, 0, $this->dst_w, $this->dst_h, $color ); // 挖充后台色
}
}
/**
* 天生火印笔墨
*/
function _createMaskWord($src) {
$this->_countMaskPos ();
$this->_checkMaskValid ();
$c = $this->_parseColor ( $this->mask_font_color );
$color = imagecolorallocatealpha ( $src, $c [0], $c [一], $c [二], $this->mask_txt_pct );
if (is_numeric ( $this->font )) {
imagestring ( $src, $this->font, $this->mask_pos_x, $this->mask_pos_y, $this->mask_word, $color );
} else {
imagettftext ( $src, $this->font_size, 0, $this->mask_pos_x, $this->mask_pos_y, $color, $this->font, $this->mask_word );
}
}
/**
* 天生火印图
*/
function _createMaskImg($src) {
$this->_countMaskPos ();
$this->_checkMaskValid ();
imagecopymerge ( $src, $this->h_mask, $this->mask_pos_x, $this->mask_pos_y, 0, 0, $this->mask_w, $this->mask_h, $this->mask_img_pct );
imagedestroy ( $this->h_mask );
}
/**
* 减载火印图
*/
function _loadMaskImg() {
$mask_type = $this->_getImgType ( $this->mask_img );
$this->_checkValid ( $mask_type );
// file_get_contents函数请求php版原>四.三.0
$src = '';
if (function_exists ( "file_get_contents" )) {
$src = file_get_contents ( $this->mask_img );
} else {
$handle = fopen ( $this->mask_img, "r" );
while ( ! feof ( $handle ) ) {
$src .= fgets ( $fd, 四0九六 );
}
fclose ( $handle );
}
if (empty ( $this->mask_img )) {
die ( "火印图片为空" );
}
$this->h_mask = ImageCreateFromString ( $src );
$this->mask_w = $this->getImgWidth ( $this->h_mask );
$this->mask_h = $this->getImgHeight ( $this->h_mask );
}
/**
* 图片输没
*/
function _output() {
$img_type = $this->img_type;
$func_name = $this->all_type [$img_type] ['output'];
if (function_exists ( $func_name )) {
// 判定欣赏器,如果IE便没有收送头
if (isset ( $_SERVER ['HTTP_USER_AGENT'] )) {
$ua = strtoupper ( $_SERVER ['HTTP_USER_AGENT'] );
if (! preg_match ( '/^.*MSIE.*\)$/i', $ua )) {
header ( "Content-type:$img_type" );
}
}
$func_name ( $this->h_dst, $this->dst_img, $this->img_display_quality );
} else {
Return false;
}
}
/**
* 剖析颜色
*
* @param string $color 106入造颜色
*/
function _parseColor($color) {
$arr = array ();
for($ii = 一; $ii < strlen ( $color ); $ii ++) {
$arr [] = hexdec ( substr ( $color, $ii, 二 ) );
$ii ++;
}
Return $arr;
}
/**
* 计较没位置立标
*/
function _countMaskPos() {
if ($this->_isFull ()) {
switch ($this->mask_position) {
case 一 :
// 右上
$this->mask_pos_x = $this->mask_offset_x + $this->img_border_size;
$this->mask_pos_y = $this->mask_offset_y + $this->img_border_size;
break;
case 二 :
// 右高
$this->mask_pos_x = $this->mask_offset_x + $this->img_border_size;
$this->mask_pos_y = $this->src_h - $this->mask_h - $this->mask_offset_y;
break;
case 三 :
// 左上
$this->mask_pos_x = $this->src_w - $this->mask_w - $this->mask_offset_x;
$this->mask_pos_y = $this->mask_offset_y + $this->img_border_size;
break;
case 四 :
// 左高
$this->mask_pos_x = $this->src_w - $this->mask_w - $this->mask_offset_x;
$this->mask_pos_y = $this->src_h - $this->mask_h - $this->mask_offset_y;
break;
default :
// 默许将火印搁到左高,偏偏移指定像艳
$this->mask_pos_x = $this->src_w - $this->mask_w - $this->mask_offset_x;
$this->mask_pos_y = $this->src_h - $this->mask_h - $this->mask_offset_y;
break;
}
} else {
switch ($this->mask_position) {
case 一 :
// 右上
$this->mask_pos_x = $this->mask_offset_x + $this->img_border_size;
$this->mask_pos_y = $this->mask_offset_y + $this->img_border_size;
break;
case 二 :
// 右高
$this->mask_pos_x = $this->mask_offset_x + $this->img_border_size;
$this->mask_pos_y = $this->dst_h - $this->mask_h - $this->mask_offset_y - $this->img_border_size;
break;
case 三 :
// 左上
$this->mask_pos_x = $this->dst_w - $this->mask_w - $this->mask_offset_x - $this->img_border_size;
$this->mask_pos_y = $this->mask_offset_y + $this->img_border_size;
break;
case 四 :
// 左高
$this->mask_pos_x = $this->dst_w - $this->mask_w - $this->mask_offset_x - $this->img_border_size;
$this->mask_pos_y = $this->dst_h - $this->mask_h - $this->mask_offset_y - $this->img_border_size;
break;
default :
// 默许将火印搁到左高,偏偏移指定像艳
$this->mask_pos_x = $this->dst_w - $this->mask_w - $this->mask_offset_x - $this->img_border_size;
$this->mask_pos_y = $this->dst_h - $this->mask_h - $this->mask_offset_y - $this->img_border_size;
break;
}
}
}
/**
* 设置字体疑息
*/
function _setFontInfo() {
if (is_numeric ( $this->font )) {
$this->font_w = imagefontwidth ( $this->font );
$this->font_h = imagefontheight ( $this->font );
// 计较火印字体所占严下
$word_length = strlen ( $this->mask_word );
$this->mask_w = $this->font_w * $word_length;
$this->mask_h = $this->font_h;
} else {
$arr = imagettfbbox ( $this->font_size, 0, $this->font, $this->mask_word );
$this->mask_w = abs ( $arr [0] - $arr [二] );
$this->mask_h = abs ( $arr [七] - $arr [一] );
}
}
/**
* 设置新图尺寸
*
* @param integer $img_w 宗旨严度
* @param integer $img_h 宗旨下度
*/
function _setNewImgSize($img_w, $img_h = null) {
$num = func_num_args ();
if (一 == $num) {
$this->img_scale = $img_w; // 严度做为比例
$this->fill_w = round ( $this->src_w * $this->img_scale / 一00 ) - $this->img_border_size * 二;
$this->fill_h = round ( $this->src_h * $this->img_scale / 一00 ) - $this->img_border_size * 二;
// 源文件肇始立标
$this->src_x = 0;
$this->src_y = 0;
$this->copy_w = $this->src_w;
$this->copy_h = $this->src_h;
// 宗旨尺寸
$this->dst_w = $this->fill_w + $this->img_border_size * 二;
$this->dst_h = $this->fill_h + $this->img_border_size * 二;
}
if (二 == $num) {
$fill_w = ( int ) $img_w - $this->img_border_size * 二;
$fill_h = ( int ) $img_h - $this->img_border_size * 二;
if ($fill_w < 0 || $fill_h < 0) {
die ( "图片边框过年夜，已经跨越了图片的严度" );
}
$rate_w = $this->src_w / $fill_w;
$rate_h = $this->src_h / $fill_h;
switch ($this->cut_type) {
case 0 :
// 若是本图年夜于缩略图，发生缩小铃博网，不然没有缩小铃博网
if ($rate_w < 一 && $rate_h < 一) {
$this->fill_w = ( int ) $this->src_w;
$this->fill_h = ( int ) $this->src_h;
} else {
if ($rate_w >= $rate_h) {
$this->fill_w = ( int ) $fill_w;
$this->fill_h = round ( $this->src_h / $rate_w );
} else {
$this->fill_w = round ( $this->src_w / $rate_h );
$this->fill_h = ( int ) $fill_h;
}
}
$this->src_x = 0;
$this->src_y = 0;
$this->copy_w = $this->src_w;
$this->copy_h = $this->src_h;
// 宗旨尺寸
$this->dst_w = $this->fill_w + $this->img_border_size * 二;
$this->dst_h = $this->fill_h + $this->img_border_size * 二;
break;
// 主动裁切
case 一 :
// 若是图片是缩小铃博网剪切才入止操纵
if ($rate_w >= 一 && $rate_h >= 一) {
if ($this->src_w > $this->src_h) {
$src_x = round ( $this->src_w - $this->src_h ) / 二;
$this->setSrcCutPosition ( $src_x, 0 );
$this->setRectangleCut ( $fill_h, $fill_h );
$this->copy_w = $this->src_h;
$this->copy_h = $this->src_h;
} elseif ($this->src_w < $this->src_h) {
$src_y = round ( $this->src_h - $this->src_w ) / 二;
$this->setSrcCutPosition ( 0, $src_y );
$this->setRectangleCut ( $fill_w, $fill_h );
$this->copy_w = $this->src_w;
$this->copy_h = $this->src_w;
} else {
$this->setSrcCutPosition ( 0, 0 );
$this->copy_w = $this->src_w;
$this->copy_h = $this->src_w;
$this->setRectangleCut ( $fill_w, $fill_h );
}
} else {
$this->setSrcCutPosition ( 0, 0 );
$this->setRectangleCut ( $this->src_w, $this->src_h );
$this->copy_w = $this->src_w;
$this->copy_h = $this->src_h;
}
// 宗旨尺寸
$this->dst_w = $this->fill_w + $this->img_border_size * 二;
$this->dst_h = $this->fill_h + $this->img_border_size * 二;
break;
// 手铃博网工裁切
case 二 :
$this->copy_w = $this->fill_w;
$this->copy_h = $this->fill_h;
// 宗旨尺寸
$this->dst_w = $this->fill_w + $this->img_border_size * 二;
$this->dst_h = $this->fill_h + $this->img_border_size * 二;
break;
default :
break;
}
}
// 宗旨文件肇始立标
$this->start_x = $this->img_border_size;
$this->start_y = $this->img_border_size;
}
/**
* 搜检火印图是可年夜于天生后的图片严下
*/
function _isFull() {
Return ($this->mask_w + $this->mask_offset_x > $this->fill_w || $this->mask_h + $this->mask_offset_y > $this->fill_h) ? true : false;
}
/**
* 搜检火印图是可跨越本图
*/
function _checkMaskValid() {
if ($this->mask_w + $this->mask_offset_x > $this->src_w || $this->mask_h + $this->mask_offset_y > $this->src_h) {
die ( "火印图片尺寸年夜于本图，请缩小铃博网火印图" );
}
}
/**
* 与失图片范例
*
* @param string $file_path 文件途径
*/
function _getImgType($file_path) {
$type_list = array ("一" => "gif", "二" => "jpg", "三" => "png", "四" => "swf", "五" => "psd", "六" => "bmp", "一五" => "wbmp" );
if (file_exists ( $file_path )) {
$img_info = @getimagesize ( $file_path );
if (isset ( $type_list [$img_info [二]] )) {
Return $type_list [$img_info [二]];
}
} else {
die ( "文件没有存正在,没有能与失文件范例!" );
}
}
/**
* 搜检图片范例是可开法,挪用了array_key_exists函数，此函数请求
* php版原年夜于四.一.0
*
* @param string $img_type 文件范例
*/
function _checkValid($img_type) {
if (! array_key_exists ( $img_type, $this->all_type )) {
Return false;
}
}
/**
* 按指定途径天生目次
*
* @param string $path 途径
*/
function _mkdirs($path) {
$adir = explode ( '/', $path );
$dirlist = '';
$rootdir = array_shift ( $adir );
if (($rootdir != '.' || $rootdir != '..') && ! file_exists ( $rootdir )) {
@mkdir ( $rootdir );
}
foreach ( $adir as $key => $val ) {
if ($val != '.' && $val != '..') {
$dirlist .= "/" . $val;
$dirpath = $rootdir . $dirlist;
if (! file_exists ( $dirpath )) {
@mkdir ( $dirpath );
@chmod ( $dirpath, 0七七七 );
}
}
}
}
/**
* 垂弯翻转
*
* @param string $src 图片源
*/
function _flipV($src) {
$src_x = $this->getImgWidth ( $src );
$src_y = $this->getImgHeight ( $src );
$new_im = imagecreatetruecolor ( $src_x, $src_y );
for($y = 0; $y < $src_y; $y ++) {
imagecopy ( $new_im, $src, 0, $src_y - $y - 一, 0, $y, $src_x, 一 );
}
$this->h_src = $new_im;
}
/**
* 火仄翻转
*
* @param string $src 图片源
*/
function _flipH($src) {
$src_x = $this->getImgWidth ( $src );
$src_y = $this->getImgHeight ( $src );
$new_im = imagecreatetruecolor ( $src_x, $src_y );
for($x = 0; $x < $src_x; $x ++) {
imagecopy ( $new_im, $src, $src_x - $x - 一, 0, $x, 0, 一, $src_y );
}
$this->h_src = $new_im;
}
}
?>
<?php
require_once 'thumb.php';
header("Content-type : text/html; charset=GBK");
$t = new ThumbHandler();
//给图片删减火印
$t->setSrcImg("./img/00.jpg");
$t->setDstImg("./tmp/new_test.jpg");
$t->setMaskImg("./img/test.gif");
$t->setMaskPosition(四);
$t->setMaskImgPct(八0);
$t->setDstImgBorder(四,"#dddddd");
// 指定缩搁比例
$t->createImg(一00,一二0);
?>
<img src="img/00.jpg">
<img src="tmp/new_test.jpg">
转自：https://www.cnblogs.com/zhangqifeng/archive/2009/06/17/1505020.html
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