//////////////////////////////////// ///////////////////////
///  phpThumb() 작성자: James Heinrich    //
//        http://phpthumb.sourceforge.net에서 사용 가능     ///
///////////////////////// ////////////////////////////////
///                                              //
// phpthumb .ico.php - .ICO 출력 형식 기능          //
//                                             ///
////////////////// ////////// ////////////////////////////////
클래스 phpthumb_ico {
    함수 phpthumb_ico() {
        true를 반환합니다.
    }
    함수 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 < $ImageWidths[$key]; $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 < 128) {
                     @$icANDmask[$key][$y] .= '1';
                   } else {
                       @$icANDmask[$key][$ y] .='0';
                   }
               }
              // 마스크 비트는 스캔라인별로 32비트로 정렬됩니다
                동안 (strlen($icANDmask[$key][$y]) % 32 ) {
                   $icANDmask[$key][$y] .= '0';
               }
            }
            $icAND[$key] = ' ';
            foreach($icANDmask[ $key] $y =>  $scanlinemaskbits) {
              for ($i = 0; $i < strlen($scanlinemaskbits); $i  = 8) {
                  $icAND[$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 - 40바이트
            $BitmapInfoHeader[$key]  = '';
           $BitmapInfoHeader[$key] .= "x28x00x00x00";                              // DWORD  biSize;
            $BitmapInfoHeader[$key] .= $this->LittleEndian2String($ImageWidths[$key], 4);      // LONG   biWidth;
            // biHeight 멤버는 결합된
           // XOR 및 AND 마스크의 높이를 지정합니다.
           $BitmapInfoHeader[$key] .= $this ->LittleEndian2String($ImageHeights[ $key] * 2, 4); // LONG   biHeight;
            $BitmapInfoHeader[$key] .= "x01x00";                                      // 워드   biPlanes;
               $BitmapInfoHeader[$key] .= chr($bpp[$key])."x00";                          // wBitCount;
            $BitmapInfoHeader[$key] .= "x00x00x00x00";                              // DWORD  biCompression;
            $BitmapInfoHeader[$key] .= $this->LittleEndian2String($biSizeImage, 4);            // DWORD  biSizeImage;
            $BitmapInfoHeader[$key] .= "x00x00x00x00";                              // 길게   biXPelsPerMeter;
            $BitmapInfoHeader[$key] .= "x00x00x00x00";                              // LONG   biYPelsPerMeter;
            $BitmapInfoHeader[$key] .= "x00x00x00x00";                              // DWORD  biClrUsed;
            $BitmapInfoHeader[$key] .= "x00x00x00x00";                              // 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 = & gt; $ gd_image) {
$ icondata. = $ bitmapinfoheader [$ key];
            $icondata .= $icXOR[$key];
            $icondata .= $icAND[$key];
        }
        return $icondata;
    }
    기능 Li ttleEndian2String($번호, $minbytes=1) {
        $intstring = '';
        while ($number > 0) {
           $intstring = $intstring.chr($number & 255);
           $number > ;>= 8;
        }
        return str_pad($intstring, $minbytes, "x00", STR_PAD_RIGHT);
    }
    함수 GetPixelColor(&$img, $x, $y) {
        if (!is_resource($img)) {
            false 반환;
        }
        @ImageColorsForIndex($img, @ImageColorAt($img, $x, $y));
}
}
?>

以上就介绍了logo는 php에서 php에서 ico文件的代码, 包括了logo에서 线生成方face 内容, 希望对PHP教程有兴趣的朋友有所帮助.