当前位置: 首页>>代码示例>>PHP>>正文


PHP Reader::readInt64BE方法代码示例

本文整理汇总了PHP中Reader::readInt64BE方法的典型用法代码示例。如果您正苦于以下问题:PHP Reader::readInt64BE方法的具体用法?PHP Reader::readInt64BE怎么用?PHP Reader::readInt64BE使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Reader的用法示例。


在下文中一共展示了Reader::readInt64BE方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的PHP代码示例。

示例1: constructBoxes

 /**
  * Reads and constructs the boxes found within this box.
  *
  * @todo Does not parse iTunes internal ---- boxes.
  */
 protected function constructBoxes($defaultclassname = "ISO14496_Box")
 {
   $base = $this->getOption("base", "");
   if ($this->getType() != "file")
     self::$_path[] = $this->getType();
   $path = implode(self::$_path, ".");
   
   while (true) {
     $offset = $this->_reader->getOffset();
     if ($offset >= $this->_offset + $this->_size)
       break;
     $size = $this->_reader->readUInt32BE();
     $type = rtrim($this->_reader->read(4), " ");
     if ($size == 1)
       $size = $this->_reader->readInt64BE();
     if ($size == 0)
       $size = $this->_reader->getSize() - $offset;
     
     if (preg_match("/^\xa9?[a-z0-9]{3,4}$/i", $type) &&
         substr($base, 0, min(strlen($base), strlen
                              ($tmp = $path . ($path ? "." : "") . $type))) ==
         substr($tmp,  0, min(strlen($base), strlen($tmp))))
     {
       $this->_reader->setOffset($offset);
       if (@fopen($filename = "ISO14496/Box/" . strtoupper($type) . ".php",
                  "r", true) !== false)
         require_once($filename);
       if (class_exists($classname = "ISO14496_Box_" . strtoupper($type)))
         $box = new $classname($this->_reader, $this->_options);
       else
         $box = new $defaultclassname($this->_reader, $this->_options);
       $box->setParent($this);
       if (!isset($this->_boxes[$box->getType()]))
         $this->_boxes[$box->getType()] = array();
       $this->_boxes[$box->getType()][] = $box;
     }
     $this->_reader->setOffset($offset + $size);
   }
   
   array_pop(self::$_path);
 }
开发者ID:rtdean93,项目名称:therock,代码行数:46,代码来源:Box.php

示例2: constructBoxes

 /**
  * Reads and constructs the boxes found within this box.
  *
  * @todo Does not parse iTunes internal ---- boxes.
  */
 protected final function constructBoxes($defaultclassname = 'Zend_Media_Iso14496_Box')
 {
     $base = $this->getOption('base', '');
     if ($this->getType() != 'file') {
         self::$_path[] = $this->getType();
     }
     $path = implode(self::$_path, '.');
     while (true) {
         $offset = $this->_reader->getOffset();
         if ($offset >= $this->_offset + $this->_size) {
             break;
         }
         $size = $this->_reader->readUInt32BE();
         $type = rtrim($this->_reader->read(4), ' ');
         if ($size == 1) {
             $size = $this->_reader->readInt64BE();
         }
         if ($size == 0) {
             $size = $this->_reader->getSize() - $offset;
         }
         if (preg_match("/^©?[a-z0-9]{3,4}\$/i", $type) && substr($base, 0, min(strlen($base), strlen($tmp = $path . ($path ? '.' : '') . $type))) == substr($tmp, 0, min(strlen($base), strlen($tmp)))) {
             $this->_reader->setOffset($offset);
             if (@fopen($filename = 'Zend/Media/Iso14496/Box/' . ucfirst($type) . '.php', 'r', true) !== false) {
                 require_once $filename;
             }
             if (class_exists($classname = 'Zend_Media_Iso14496_Box_' . ucfirst($type))) {
                 $box = new $classname($this->_reader, $this->_options);
             } else {
                 $box = new $defaultclassname($this->_reader, $this->_options);
             }
             $box->setParent($this);
             if (!isset($this->_boxes[$box->getType()])) {
                 $this->_boxes[$box->getType()] = array();
             }
             $this->_boxes[$box->getType()][] = $box;
         }
         $this->_reader->setOffset($offset + $size);
     }
     array_pop(self::$_path);
 }
开发者ID:andreiamfg,项目名称:MobileWebHybrid,代码行数:45,代码来源:Box.php

示例3: getType

  /**
   * Returns the recognized MIME type/description of the given file. The type
   * is determined by the content using magic bytes characteristic for the
   * particular file type.
   *
   * If the type could not be found, the function returns the default value, or
   * <var>false</var>.
   *
   * @param string $filename The file path whose type to determine.
   * @param string $default  The default value.
   * @return string|false
   */
  public function getType($filename, $default = false)
  {
    $reader = new Reader($filename);

    $parentOffset = 0;
    foreach (preg_split("/^/m", $this->_magic) as $line) {
      $chunks = array();
      if (!preg_match("/^(?P<Dependant>>?)(?P<Byte>\d+)\s+(?P<MatchType>\S+)" .
                      "\s+(?P<MatchData>\S+)(?:\s+(?P<MIMEType>[a-z]+\/[a-z-" .
                      "0-9]+)?(?:\s+(?P<Description>.+))?)?$/", $line, $chunks))
        continue;
      
      if ($chunks["Dependant"]) {
        $reader->setOffset($parentOffset);
        $reader->skip($chunks["Byte"]);
      } else
        $reader->setOffset($parentOffset = $chunks["Byte"]);

      $matchType = strtolower($chunks["MatchType"]);
      $matchData = preg_replace
        (array("/\\\\ /", "/\\\\\\\\/", "/\\\\([0-7]{1,3})/e",
               "/\\\\x([0-9A-Fa-f]{1,2})/e", "/0x([0-9A-Fa-f]+)/e"),
         array(" ", "\\\\", "pack(\"H*\", base_convert(\"$1\", 8, 16));",
               "pack(\"H*\", \"$1\");", "hexdec(\"$1\");"),
         $chunks["MatchData"]);

      switch ($matchType) {
      case "byte":    // single character
        $data = $reader->readInt8();
        break;
      case "short":   // machine-order 16-bit integer
        $data = $reader->readInt16();
        break;
      case "long":    // machine-order 32-bit integer
        $data = $reader->readInt32();
        break;
      case "string":  // arbitrary-length string
        $data = $reader->readString8(strlen($matchData));
        break;
      case "date":    // long integer date (seconds since Unix epoch/1970)
        $data = $reader->readInt64BE();
        break;
      case "beshort": // big-endian 16-bit integer
        $data = $reader->readUInt16BE();
        break;
      case "belong":  // big-endian 32-bit integer
      case "bedate":  // big-endian 32-bit integer date
        $data = $reader->readUInt32BE();
        break;
      case "leshort": // little-endian 16-bit integer
        $data = $reader->readUInt16LE();
        break;
      case "lelong":  // little-endian 32-bit integer
      case "ledate":  // little-endian 32-bit integer date
        $data = $reader->readUInt32LE();
        break;
      default:
        $data = null;
        break;
      }

      if (strcmp($data, $matchData) == 0) {
        if (!empty($chunks["MIMEType"]))
          return $chunks["MIMEType"];
        if (!empty($chunks["Description"]))
          return $chunks["Description"];
      }
    }
    return $default;
  }
开发者ID:rtdean93,项目名称:therock,代码行数:82,代码来源:Magic.php


注:本文中的Reader::readInt64BE方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。