PHP Zend_Io_Writer::writeUInt32BE方法代碼示例

 /**
  * Writes a data-record to the file.
  * @param mixed[] $msg_def
  * @param mixed[] $message_data
  * @return \Fit\Writer
  */
 protected function writeMessageData($msg_def, $message_data)
 {
     $local_msg_type = $this->getLocalMsgType($msg_def['global_msg_number']);
     $this->writeRecordHeaderByte($local_msg_type, false);
     //en nu de velddata wegschrijven
     foreach ($msg_def['fields'] as $field_def) {
         if (isset($message_data[$field_def[\Fit\Field::NAME]])) {
             $val = $message_data[$field_def[\Fit\Field::NAME]];
         } else {
             $val = null;
         }
         if (is_numeric($val) && $field_def[\Fit\Field::FACTOR] > 0) {
             $val /= $field_def[\Fit\Field::FACTOR];
         }
         $big_endian = $msg_def['architecture'] === 1;
         switch ($field_def[\Fit\Field::TYPE_NUMBER]) {
             case \Fit\Core::STRING:
                 $this->writer->writeString8((string) $val, $field_def[\Fit\Field::SIZE]);
                 break;
             case \Fit\Core::SINT8:
                 $this->writer->writeInt8($val);
                 break;
             case \Fit\Core::ENUM:
             case \Fit\Core::UINT8Z:
             case \Fit\Core::UINT8:
                 $this->writer->writeUInt8($val);
                 break;
             case \Fit\Core::SINT16:
                 $big_endian ? $this->writer->writeInt16BE($val) : $this->writer->writeInt16LE($val);
                 break;
             case \Fit\Core::UINT16Z:
             case \Fit\Core::UINT16:
                 $big_endian ? $this->writer->writeUInt16BE($val) : $this->writer->writeUInt16LE($val);
                 break;
             case \Fit\Core::SINT32:
                 $big_endian ? $this->writer->writeInt32BE($val) : $this->writer->writeInt32LE($val);
                 break;
             case \Fit\Core::UINT32Z:
             case \Fit\Core::UINT32:
                 $big_endian ? $this->writer->writeUInt32BE($val) : $this->writer->writeUInt32LE($val);
                 break;
             case \Fit\Core::FLOAT32:
                 $big_endian ? $this->writer->writeFloatBE($val) : $this->writer->writeFloatLE($val);
                 break;
             case \Fit\Core::FLOAT64:
                 $big_endian ? $this->writer->writeInt64BE($val) : $this->writer->writeInt64LE($val);
                 break;
             case \Fit\Core::BYTE:
             default:
                 $this->writer->write($val, $field_def[\Fit\Field::SIZE]);
         }
     }
     return $this;
 }

 /**
  * Writes the frame raw data without the header.
  *
  * @param Zend_Io_Writer $writer The writer object.
  * @return void
  */
 protected function _writeData($writer)
 {
     $writer->writeString8($this->_owner, 1)->writeInt8($this->_rating);
     if ($this->_counter > 0xffffffff) {
         $writer->writeInt64BE($this->_counter);
     } else {
         if ($this->_counter > 0) {
             $writer->writeUInt32BE($this->_counter);
         }
     }
 }

 /**
  * Writes the header data.
  *
  * @param Zend_Io_Writer $writer The writer object.
  * @return void
  */
 public function write($writer)
 {
     /* ID3v2.3.0 ExtendedHeader */
     if ($this->getOption('version', 4) < 4) {
         $writer->writeUInt32BE($this->_size)->writeUInt16BE($this->hasFlag(self::CRC32) ? 0x8000 : 0)->writeUInt32BE($this->_padding);
         if ($this->hasFlag(self::CRC32)) {
             $writer->writeUInt32BE($this->_crc);
         }
     } else {
         $writer->writeUInt32BE($this->_encodeSynchsafe32($this->_size))->writeInt8(1)->writeInt8($this->_flags);
         if ($this->hasFlag(self::UPDATE)) {
             $writer->write("");
         }
         if ($this->hasFlag(self::CRC32)) {
             $writer->writeInt8(5)->writeInt8($this->_crc & 4026531840.0 >> 28 & 0xf)->writeUInt32BE($this->_encodeSynchsafe32($this->_crc));
         }
         if ($this->hasFlag(self::RESTRICTED)) {
             $writer->writeInt8(1)->writeInt8($this->_restrictions);
         }
     }
 }

 /**
  * Writes the frame raw data without the header.
  *
  * @param Zend_Io_Writer $writer The writer object.
  * @return void
  */
 protected function _writeData($writer)
 {
     if ($this->_counter > 4294967295) {
         $writer->writeInt64BE($this->_counter);
         // UInt64
     } else {
         $writer->writeUInt32BE($this->_counter);
     }
 }

 /**
  * Writes the frame raw data without the header.
  *
  * @param Zend_Io_Writer $writer The writer object.
  * @return void
  */
 protected function _writeData($writer)
 {
     $writer->writeUInt8($this->_format);
     foreach ($this->_events as $timestamp => $tempo) {
         if ($tempo >= 0xff) {
             $writer->writeUInt8(0xff)->writeUInt8($tempo - 0xff);
         } else {
             $writer->writeUInt8($tempo);
         }
         $writer->writeUInt32BE($timestamp);
     }
 }

 /**
  * Writes the frame raw data without the header.
  *
  * @param Zend_Io_Writer $writer The writer object.
  * @return void
  */
 protected function _writeData($writer)
 {
     $writer->writeUInt8($this->_encoding)->write($this->_language)->writeUInt8($this->_format)->writeUInt8($this->_type);
     switch ($this->_encoding) {
         case self::UTF16LE:
             $writer->writeString16($this->_description, Zend_Io_Writer::LITTLE_ENDIAN_ORDER, 1);
             break;
         case self::UTF16:
             // break intentionally omitted
         // break intentionally omitted
         case self::UTF16BE:
             $writer->writeString16($this->_description, null, 1);
             break;
         default:
             $writer->writeString8($this->_description, 1);
             break;
     }
     foreach ($this->_events as $timestamp => $syllable) {
         switch ($this->_encoding) {
             case self::UTF16LE:
                 $writer->writeString16($syllable, Zend_Io_Writer::LITTLE_ENDIAN_ORDER, 1);
                 break;
             case self::UTF16:
                 // break intentionally omitted
             // break intentionally omitted
             case self::UTF16BE:
                 $writer->writeString16($syllable, null, 1);
                 break;
             default:
                 $writer->writeString8($syllable, 1);
                 break;
         }
         $writer->writeUInt32BE($timestamp);
     }
 }

 /**
  * Writes the box data.
  *
  * @param Zend_Io_Writer $writer The writer object.
  * @return void
  */
 protected function _writeData($writer)
 {
     $writer->writeUInt32BE($entryCount = count($this->_chunkOffsetTable));
     for ($i = 1; $i <= $entryCount; $i++) {
         $writer->writeInt64BE($this->_chunkOffsetTable[$i]);
     }
 }

 /**
  * Writes the frame data with the header.
  *
  * @param Zend_Io_Writer $writer The writer object.
  * @return void
  */
 public function write($writer)
 {
     /* ID3v2.3.0 Flags; convert from 2.4.0 format */
     if ($this->getOption('version', 4) < 4) {
         $flags = 0;
         if ($this->hasFlag(self::DISCARD_ON_TAGCHANGE)) {
             $flags = $flags | 0x8000;
         }
         if ($this->hasFlag(self::DISCARD_ON_FILECHANGE)) {
             $flags = $flags | 0x4000;
         }
         if ($this->hasFlag(self::READ_ONLY)) {
             $flags = $flags | 0x2000;
         }
         if ($this->hasFlag(self::COMPRESSION)) {
             $flags = $flags | 0x80;
         }
         if ($this->hasFlag(self::ENCRYPTION)) {
             $flags = $flags | 0x40;
         }
         if ($this->hasFlag(self::GROUPING_IDENTITY)) {
             $flags = $flags | 0x20;
         }
     } else {
         $flags = $this->_flags;
     }
     $this->_writeData($buffer = new Zend_Io_StringWriter());
     $data = $buffer->toString();
     $size = $this->_size = strlen($data);
     // ID3v2.4.0 supports frame level unsynchronisation. The corresponding
     // option is set to true when any of the frames use the
     // unsynchronisation scheme. The usage is denoted by
     // Zend_Media_Id3_Header flag that is set accordingly upon file write.
     if ($this->getOption('version', 4) >= 4) {
         $data = $this->_encodeUnsynchronisation($data);
         if (($dataLength = strlen($data)) != $size) {
             $size = 4 + $dataLength;
             $flags |= self::DATA_LENGTH_INDICATOR | self::UNSYNCHRONISATION;
             $this->setOption('unsynchronisation', true);
         } else {
             $flags &= ~(self::DATA_LENGTH_INDICATOR | self::UNSYNCHRONISATION);
         }
     }
     $writer->writeString8(substr($this->_identifier, 0, 4), 4, " ")->writeUInt32BE($this->getOption('version', 4) < 4 ? $size : $this->_encodeSynchsafe32($size))->writeUInt16BE($flags);
     if (($flags & self::DATA_LENGTH_INDICATOR) == self::DATA_LENGTH_INDICATOR) {
         $writer->writeUInt32BE($this->getOption('version', 4) < 4 ? $this->_size : $this->_encodeSynchsafe32($this->_size));
     }
     $writer->write($data);
 }

 /**
  * Writes the box header. Subclasses should overwrite this method and call
  * the parent method first and then write the box related data.
  *
  * @param Zend_Io_Writer $writer The writer object.
  * @return void
  */
 protected function _writeData($writer)
 {
     if (get_class($this) == "Zend_Media_Iso14496_Box") {
         require_once 'Zend/Media/Iso14496/Exception.php';
         throw new Zend_Media_Iso14496_Exception('Unknown box \'' . $this->getType() . '\' cannot be written.');
     }
     $this->_size = $this->getHeapSize();
     if ($this->_size > 4294967295.0) {
         $writer->writeUInt32BE(1);
     } else {
         $writer->writeUInt32BE($this->_size);
     }
     if (strlen($this->_type) > 4) {
         $writer->write('uuid');
     } else {
         $writer->write($this->_type);
     }
     if ($this->_size > 4294967295.0) {
         $writer->writeInt64BE($this->_size);
     }
     if (strlen($this->_type) > 4) {
         $writer->writeGuid($this->_type);
     }
 }