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在线生成favicon.ico或ico图标源码

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2016-06-21 09:05:002116browse

在线|favicon

php在线生成ico文件源代码.

favicon图标介绍

favicon.ico一般用于作为缩略的网站标志,它显示位于浏览器的地址栏或者在标签上,用于显示网站的logo,如图红圈的位置, 目前主要的浏览器都支持favicon.ico图标.


以下是index.php源代码
$output = ""; 
if(isset($_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
点击下载"; 
            } 
        }else{ 
            echo "生成错误请重试!"; 
        } 
    }     

?> 
 
 
ICO图标在线转换 
 
 
 

ICO图标在线转换

 
 
 
     
         
     
     
         
     
     
         
     
     
         
     
        if($output){ 
        echo ""; 
    } 
    ?> 
     
         
     
请上传你要转换的图片
支持格式 png,jpg,gif
目标尺寸: 
         
         
         
        
".$output."
Powered by 非常爱漫 
 
 
 

 

以下是phpthumb.ico.php源代码:
//////////////////////////////////////////////////////////////
///  phpThumb() by James Heinrich    //
//        available at http://phpthumb.sourceforge.net     ///
//////////////////////////////////////////////////////////////
///                                                         //
// phpthumb.ico.php - .ICO output format functions          //
//                                                         ///
//////////////////////////////////////////////////////////////
class phpthumb_ico {
    function phpthumb_ico() {
        return true;
    }
    function GD2ICOstring(&$gd_image_array) {
        foreach ($gd_image_array as $key => $gd_image) {
            $ImageWidths[$key]  = ImageSX($gd_image);
            $ImageHeights[$key] = ImageSY($gd_image);
            $bpp[$key]          = ImageIsTrueColor($gd_image) ? 32 : 24;
            $totalcolors[$key]  = ImageColorsTotal($gd_image);
            $icXOR[$key] = ’’;
            for ($y = $ImageHeights[$key] - 1; $y >= 0; $y--) {
                for ($x = 0; $x                     $argb = $this->GetPixelColor($gd_image, $x, $y);
                    $a = round(255 * ((127 - $argb[’alpha’]) / 127));
                    $r = $argb[’red’];
                    $g = $argb[’green’];
                    $b = $argb[’blue’];
                    if ($bpp[$key] == 32) {
                        $icXOR[$key] .= chr($b).chr($g).chr($r).chr($a);
                    } elseif ($bpp[$key] == 24) {
                        $icXOR[$key] .= chr($b).chr($g).chr($r);
                    }
                    if ($a                         @$icANDmask[$key][$y] .= ’1’;
                    } else {
                        @$icANDmask[$key][$y] .= ’0’;
                    }
                }
                // mask bits are 32-bit aligned per scanline
                while (strlen($icANDmask[$key][$y]) % 32) {
                    $icANDmask[$key][$y] .= ’0’;
                }
            }
            $icAND[$key] = ’’;
            foreach ($icANDmask[$key] as $y => $scanlinemaskbits) {
                for ($i = 0; $i                     $icAND[$key] .= chr(bindec(str_pad(substr($scanlinemaskbits, $i, 8), 8, ’0’, STR_PAD_LEFT)));
                }
            }
        }
        foreach ($gd_image_array as $key => $gd_image) {
            $biSizeImage = $ImageWidths[$key] * $ImageHeights[$key] * ($bpp[$key] / 8);
            // BITMAPINFOHEADER - 40 bytes
            $BitmapInfoHeader[$key]  = ’’;
            $BitmapInfoHeader[$key] .= "\x28\x00\x00\x00";                              // DWORD  biSize;
            $BitmapInfoHeader[$key] .= $this->LittleEndian2String($ImageWidths[$key], 4);      // LONG   biWidth;
            // The biHeight member specifies the combined
            // height of the XOR and AND masks.
            $BitmapInfoHeader[$key] .= $this->LittleEndian2String($ImageHeights[$key] * 2, 4); // LONG   biHeight;
            $BitmapInfoHeader[$key] .= "\x01\x00";                                      // WORD   biPlanes;
               $BitmapInfoHeader[$key] .= chr($bpp[$key])."\x00";                          // wBitCount;
            $BitmapInfoHeader[$key] .= "\x00\x00\x00\x00";                              // DWORD  biCompression;
            $BitmapInfoHeader[$key] .= $this->LittleEndian2String($biSizeImage, 4);            // DWORD  biSizeImage;
            $BitmapInfoHeader[$key] .= "\x00\x00\x00\x00";                              // LONG   biXPelsPerMeter;
            $BitmapInfoHeader[$key] .= "\x00\x00\x00\x00";                              // LONG   biYPelsPerMeter;
            $BitmapInfoHeader[$key] .= "\x00\x00\x00\x00";                              // DWORD  biClrUsed;
            $BitmapInfoHeader[$key] .= "\x00\x00\x00\x00";                              // DWORD  biClrImportant;
        }
        $icondata  = "\x00\x00";                                      // idReserved;   // Reserved (must be 0)
        $icondata .= "\x01\x00";                                      // idType;       // Resource Type (1 for icons)
        $icondata .= $this->LittleEndian2String(count($gd_image_array), 2);  // idCount;      // How many images?
        $dwImageOffset = 6 + (count($gd_image_array) * 16);
        foreach ($gd_image_array as $key => $gd_image) {
            // ICONDIRENTRY   idEntries[1]; // An entry for each image (idCount of ’em)
            $icondata .= chr($ImageWidths[$key]);                     // bWidth;          // Width, in pixels, of the image
            $icondata .= chr($ImageHeights[$key]);                    // bHeight;         // Height, in pixels, of the image
            $icondata .= chr($totalcolors[$key]);                     // bColorCount;     // Number of colors in image (0 if >=8bpp)
            $icondata .= "\x00";                                      // bReserved;       // Reserved ( must be 0)
            $icondata .= "\x01\x00";                                  // wPlanes;         // Color Planes
            $icondata .= chr($bpp[$key])."\x00";                      // wBitCount;       // Bits per pixel
            $dwBytesInRes = 40 + strlen($icXOR[$key]) + strlen($icAND[$key]);
            $icondata .= $this->LittleEndian2String($dwBytesInRes, 4);       // dwBytesInRes;    // How many bytes in this resource?
            $icondata .= $this->LittleEndian2String($dwImageOffset, 4);      // dwImageOffset;   // Where in the file is this image?
            $dwImageOffset += strlen($BitmapInfoHeader[$key]);
            $dwImageOffset += strlen($icXOR[$key]);
            $dwImageOffset += strlen($icAND[$key]);
        }
        foreach ($gd_image_array as $key => $gd_image) {
            $icondata .= $BitmapInfoHeader[$key];
            $icondata .= $icXOR[$key];
            $icondata .= $icAND[$key];
        }
        return $icondata;
    }
    function LittleEndian2String($number, $minbytes=1) {
        $intstring = ’’;
        while ($number > 0) {
            $intstring = $intstring.chr($number & 255);
            $number >>= 8;
        }
        return str_pad($intstring, $minbytes, "\x00", STR_PAD_RIGHT);
    }
    function GetPixelColor(&$img, $x, $y) {
        if (!is_resource($img)) {
            return false;
        }
        return @ImageColorsForIndex($img, @ImageColorAt($img, $x, $y));
    }
}
?>



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