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Add write support for ASF header objects

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git-svn-id: http://php-reader.googlecode.com/svn/trunk@139 51a70ab9-7547-0410-9469-37e369ee0574
This commit is contained in:
svollbehr
2009-02-19 14:10:37 +00:00
parent 1b8eed275f
commit c6c10d7ce8
32 changed files with 2981 additions and 281 deletions
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68
src/ASF/Object/Header.php
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@@ -2,7 +2,7 @@
/**
* PHP Reader Library
*
* Copyright (c) 2006-2008 The PHP Reader Project Workgroup. All rights
* Copyright (c) 2006-2009 The PHP Reader Project Workgroup. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -31,7 +31,7 @@
*
* @package php-reader
* @subpackage ASF
* @copyright Copyright (c) 2006-2008 The PHP Reader Project Workgroup
* @copyright Copyright (c) 2006-2009 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id$
*/
@@ -69,28 +69,17 @@ require_once("ASF/Object/Container.php");
* @package php-reader
* @subpackage ASF
* @author Sven Vollbehr <svollbehr@gmail.com>
* @copyright Copyright (c) 2006-2008 The PHP Reader Project Workgroup
* @copyright Copyright (c) 2006-2009 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev$
*/
final class ASF_Object_Header extends ASF_Object_Container
{
const FILE_PROPERTIES = "8cabdca1-a947-11cf-8ee4-00c00c205365";
const STREAM_PROPERTIES = "b7dc0791-a9b7-11cf-8ee6-00c00c205365";
const HEADER_EXTENSION = "5fbf03b5-a92e-11cf-8ee3-00c00c205365";
const CODEC_LIST = "86d15240-311d-11d0-a3a4-00a0c90348f6";
const SCRIPT_COMMAND = "1efb1a30-0b62-11d0-a39b-00a0c90348f6";
const MARKER = "f487cd01-a951-11cf-8ee6-00c00c205365";
const BITRATE_MUTUAL_EXCLUSION = "d6e229dc-35da-11d1-9034-00a0c90349be";
const ERROR_CORRECTION = "75b22635-668e-11cf-a6d9-00aa0062ce6c";
const CONTENT_DESCRIPTION = "75b22633-668e-11cf-a6d9-00aa0062ce6c";
const EXTENDED_CONTENT_DESCRIPTION = "d2d0a440-e307-11d2-97f0-00a0c95ea850";
const CONTENT_BRANDING = "2211b3fa-bd23-11d2-b4b7-00a0c955fc6e";
const STREAM_BITRATE_PROPERTIES = "7bf875ce-468d-11d1-8d82-006097c9a2b2";
const CONTENT_ENCRYPTION = "2211b3fb-bd23-11d2-b4b7-00a0c955fc6e";
const EXTENDED_CONTENT_ENCRYPTION = "298ae614-2622-4c17-b935-dae07ee9289c";
const DIGITAL_SIGNATURE = "2211b3fc-bd23-11d2-b4b7-00a0c955fc6e";
const PADDING = "1806d474-cadf-4509-a4ba-9aabcb96aae8";
/** @var integer */
private $_reserved1;
/** @var integer */
private $_reserved2;
/**
* Constructs the class with given parameters and options.
@@ -102,7 +91,9 @@ final class ASF_Object_Header extends ASF_Object_Container
{
parent::__construct($reader, $options);
$this->_reader->skip(6);
$this->_reader->skip(4);
$this->_reserved1 = $this->_reader->readInt8();
$this->_reserved2 = $this->_reader->readInt8();
$this->constructObjects
(array
(self::FILE_PROPERTIES => "FileProperties",
@@ -122,4 +113,41 @@ final class ASF_Object_Header extends ASF_Object_Container
self::DIGITAL_SIGNATURE => "DigitalSignature",
self::PADDING => "Padding"));
}
/**
* Returns the whether the object is required to be present, or whether
* minimum cardinality is 1.
*
* @return boolean
*/
public function isMandatory() { return true; }
/**
* Returns whether multiple instances of this object can be present, or
* whether maximum cardinality is greater than 1.
*
* @return boolean
*/
public function isMultiple() { return false; }
/**
* Returns the object data with headers.
*
* @return string
*/
public function __toString()
{
$data = "";
foreach ($this->getObjects() as $objects)
foreach ($objects as $object)
$data .= $object->__toString();
$this->setSize
(24 /* for header */ + 6 + strlen($data) /* for object data */);
return
Transform::toGUID($this->getIdentifier()) .
Transform::toInt64LE($this->getSize()) .
Transform::toUInt32LE(count($this->getObjects())) .
Transform::toInt8($this->_reserved1) .
Transform::toInt8($this->_reserved2) . $data;
}
}