复制代码 代码如下:
<?PHP
$output = “”;
if(isset($_GET[‘action’])&&$_GET[‘action’] == ‘make’){
if(isset($_FILES[‘upimage’][‘tmp_name’]) && $_FILES[‘upimage’][‘tmp_name’] && is_uploaded_file($_FILES[‘upimage’][‘tmp_name’])){
if($_FILES[‘upimage’][‘type’]>210000){
echo “你上传的文件体积超过了限制 最大不能超过200K”;
exit();
}
$fileext = array(“image/pjpeg”,”image/gif”,”image/x-png”);
if(!in_array($_FILES[‘upimage’][‘type’],$fileext)){
echo “你上传的文件格式不正确 仅支持 jpg，gif，png”;
exit();
}
if($im = @imagecreatefrompng($_FILES[‘upimage’][‘tmp_name’]) or $im = @imagecreatefromgif($_FILES[‘upimage’][‘tmp_name’]) or $im = @imagecreatefromjpeg($_FILES[‘upimage’][‘tmp_name’])){
$imginfo = @getimagesize($_FILES[‘upimage’][‘tmp_name’]);
if(!is_array($imginfo)){
echo “图形格式错误！”;
}
switch($_POST[‘size’]){
case 1;
$resize_im = @imagecreatetruecolor(16,16);
$size = 16;
break;
case 2;
$resize_im = @imagecreatetruecolor(32,32);
$size = 32;
break;
case 3;
$resize_im = @imagecreatetruecolor(48,48);
$size = 48;
break;
default;
$resize_im = @imagecreatetruecolor(32,32);
$size = 32;
break;
}
imagecopyresampled($resize_im,$im,0,0,0,0,$size,$size,$imginfo[0],$imginfo[1]);
include “phpthumb.ico.php”;
$icon = new phpthumb_ico();
$gd_image_array = array($resize_im);
$icon_data = $icon->GD2ICOstring($gd_image_array);
$filename = “temp/“.date(“Ymdhis”).rand(1,1000).”.ico”;
if(file_put_contents($filename, $icon_data)){
$output = “生成成功！请点右键->另存为 保存到本地<br><a href=\"".$filename."\" target=\"_blank\">点击下载</a>“;
}

  1. }else{
  2.             echo "生成错误请重试！";
  3.         }
  5. }
  7. }
  8. ?>
  9. <html>
  10. <head>
  11. <title>ICO图标在线转换</title>
  12. <style>
  13. body{background-color:#fff;color:#000000;font-family:arial;margin:30px;font-size:12px;}
  14. table{border:0}
  15. td{line-height:16px;}
  16. label{cursor:hand;}
  17. </style>
  18. </head>
  19. <body>
  20. <h1>ICO图标在线转换</h1>
  21. <form action="?action=make" method="post" enctype='multipart/form-data'>
  22. <table>
  23.     <tr>
  24.         <td><b>请上传你要转换的图片</b><br>支持格式 png，jpg，gif</td>
  25.     </tr>
  26.     <tr>
  27.         <td><input type="file" name="upimage" size="30"></td>
  28.     </tr>
  29.     <tr>
  30.         <td>目标尺寸：
  31.         <input type="radio" name="size" value="1" id="s1"><label for="s1">16*16</label>
  32.         <input type="radio" name="size" value="2" id="s2" checked><label for="s2">32*32</label>
  33.         <input type="radio" name="size" value="3" id="s3"><label for="s3">48*48</label>
  34.         </td>
  35.     </tr>
  36.     <tr>
  37.         <td align="right"><input type="submit" value="生　成"></td>
  38.     </tr>
  39.     <?PHP
  40.     if($output){
  41.         echo "<tr><td><div style=\"border:1px solid #D8D8B2;background-color:#FFFFDD;padding:10px\">".$output."</div></td></tr>";
  42.     }
  43.     ?>
  44.     <tr>
  45.         <td><div style="color:#cccccc;font-size:11px;">Powered by <a href="http://veryim.com" style="color:#cccccc">非常爱漫</a> </div></td>
  46.     </tr>
  47. </table>
  48. </form>
  49. </body>
  50. </html>
  52. phpthumb.ico.php
  55. 复制代码 代码如下:
  57. <?php
  58. //////////////////////////////////////////////////////////////
  59. ///  phpThumb() by James Heinrich <info@silisoftware.com>   //
  60. //        available at http://phpthumb.sourceforge.net     ///
  61. //////////////////////////////////////////////////////////////
  62. ///                                                         //
  63. // phpthumb.ico.php - .ICO output format functions          //
  64. //                                                         ///
  65. //////////////////////////////////////////////////////////////
  67. class phpthumb_ico {
  69. function phpthumb_ico() {
  70.         return true;
  71.     }
  73. function GD2ICOstring(&$gd_image_array) {
  74.         foreach ($gd_image_array as $key => $gd_image) {
  76. $ImageWidths[$key]  = ImageSX($gd_image);
  77.             $ImageHeights[$key] = ImageSY($gd_image);
  78.             $bpp[$key]          = ImageIsTrueColor($gd_image) ? 32 : 24;
  79.             $totalcolors[$key]  = ImageColorsTotal($gd_image);
  81. $icXOR[$key] = '';
  82.             for ($y = $ImageHeights[$key] - 1; $y >= 0; $y--) {
  83.                 for ($x = 0; $x < $ImageWidths[$key]; $x++) {
  84.                     $argb = $this->GetPixelColor($gd_image, $x, $y);
  85.                     $a = round(255 * ((127 - $argb['alpha']) / 127));
  86.                     $r = $argb['red'];
  87.                     $g = $argb['green'];
  88.                     $b = $argb['blue'];
  90. if ($bpp[$key] == 32) {
  91.                         $icXOR[$key] .= chr($b).chr($g).chr($r).chr($a);
  92.                     } elseif ($bpp[$key] == 24) {
  93.                         $icXOR[$key] .= chr($b).chr($g).chr($r);
  94.                     }
  96. if ($a < 128) {
  97.                         @$icANDmask[$key][$y] .= '1';
  98.                     } else {
  99.                         @$icANDmask[$key][$y] .= '0';
  100.                     }
  101.                 }
  102.                 // mask bits are 32-bit aligned per scanline
  103.                 while (strlen($icANDmask[$key][$y]) % 32) {
  104.                     $icANDmask[$key][$y] .= '0';
  105.                 }
  106.             }
  107.             $icAND[$key] = '';
  108.             foreach ($icANDmask[$key] as $y => $scanlinemaskbits) {
  109.                 for ($i = 0; $i < strlen($scanlinemaskbits); $i += 8) {
  110.                     $icAND[$key] .= chr(bindec(str_pad(substr($scanlinemaskbits, $i, 8), 8, '0', STR_PAD_LEFT)));
  111.                 }
  112.             }
  114. }
  116. foreach ($gd_image_array as $key => $gd_image) {
  117.             $biSizeImage = $ImageWidths[$key] * $ImageHeights[$key] * ($bpp[$key] / 8);
  119. // BITMAPINFOHEADER - 40 bytes
  120.             $BitmapInfoHeader[$key]  = '';
  121.             $BitmapInfoHeader[$key] .= "\x28\x00\x00\x00";                              // DWORD  biSize;
  122.             $BitmapInfoHeader[$key] .= $this->LittleEndian2String($ImageWidths[$key], 4);      // LONG   biWidth;
  123.             // The biHeight member specifies the combined
  124.             // height of the XOR and AND masks.
  125.             $BitmapInfoHeader[$key] .= $this->LittleEndian2String($ImageHeights[$key] * 2, 4); // LONG   biHeight;
  126.             $BitmapInfoHeader[$key] .= "\x01\x00";                                      // WORD   biPlanes;
  127.                $BitmapInfoHeader[$key] .= chr($bpp[$key])."\x00";                          // wBitCount;
  128.             $BitmapInfoHeader[$key] .= "\x00\x00\x00\x00";                              // DWORD  biCompression;
  129.             $BitmapInfoHeader[$key] .= $this->LittleEndian2String($biSizeImage, 4);            // DWORD  biSizeImage;
  130.             $BitmapInfoHeader[$key] .= "\x00\x00\x00\x00";                              // LONG   biXPelsPerMeter;
  131.             $BitmapInfoHeader[$key] .= "\x00\x00\x00\x00";                              // LONG   biYPelsPerMeter;
  132.             $BitmapInfoHeader[$key] .= "\x00\x00\x00\x00";                              // DWORD  biClrUsed;
  133.             $BitmapInfoHeader[$key] .= "\x00\x00\x00\x00";                              // DWORD  biClrImportant;
  134.         }
  136. $icondata  = "\x00\x00";                                      // idReserved;   // Reserved (must be 0)
  137.         $icondata .= "\x01\x00";                                      // idType;       // Resource Type (1 for icons)
  138.         $icondata .= $this->LittleEndian2String(count($gd_image_array), 2);  // idCount;      // How many images?
  140. $dwImageOffset = 6 + (count($gd_image_array) * 16);
  141.         foreach ($gd_image_array as $key => $gd_image) {
  142.             // ICONDIRENTRY   idEntries[1]; // An entry for each image (idCount of 'em)
  144. $icondata .= chr($ImageWidths[$key]);                     // bWidth;          // Width, in pixels, of the image
  145.             $icondata .= chr($ImageHeights[$key]);                    // bHeight;         // Height, in pixels, of the image
  146.             $icondata .= chr($totalcolors[$key]);                     // bColorCount;     // Number of colors in image (0 if >=8bpp)
  147.             $icondata .= "\x00";                                      // bReserved;       // Reserved ( must be 0)
  149. $icondata .= "\x01\x00";                                  // wPlanes;         // Color Planes
  150.             $icondata .= chr($bpp[$key])."\x00";                      // wBitCount;       // Bits per pixel
  152. $dwBytesInRes = 40 + strlen($icXOR[$key]) + strlen($icAND[$key]);
  153.             $icondata .= $this->LittleEndian2String($dwBytesInRes, 4);       // dwBytesInRes;    // How many bytes in this resource?
  155. $icondata .= $this->LittleEndian2String($dwImageOffset, 4);      // dwImageOffset;   // Where in the file is this image?
  156.             $dwImageOffset += strlen($BitmapInfoHeader[$key]);
  157.             $dwImageOffset += strlen($icXOR[$key]);
  158.             $dwImageOffset += strlen($icAND[$key]);
  159.         }
  161. foreach ($gd_image_array as $key => $gd_image) {
  162.             $icondata .= $BitmapInfoHeader[$key];
  163.             $icondata .= $icXOR[$key];
  164.             $icondata .= $icAND[$key];
  165.         }
  167. return $icondata;
  168.     }
  170. function LittleEndian2String($number, $minbytes=1) {
  171.         $intstring = '';
  172.         while ($number > 0) {
  173.             $intstring = $intstring.chr($number & 255);
  174.             $number >>= 8;
  175.         }
  176.         return str_pad($intstring, $minbytes, "\x00", STR_PAD_RIGHT);
  177.     }
  179. function GetPixelColor(&$img, $x, $y) {
  180.         if (!is_resource($img)) {
  181.             return false;
  182.         }
  183.         return @ImageColorsForIndex($img, @ImageColorAt($img, $x, $y));
  184.     }
  186. }
  188. ?>

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