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Minor improvements

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git-svn-id: http://php-reader.googlecode.com/svn/trunk@138 51a70ab9-7547-0410-9469-37e369ee0574
This commit is contained in:
svollbehr
2009-02-15 11:14:37 +00:00
parent ae15e87ccc
commit 1b8eed275f
13 changed files with 530 additions and 526 deletions
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19
src/ID3/Frame.php
View File

@@ -2,7 +2,8 @@
/** /**
* PHP Reader Library * PHP Reader Library
* *
* Copyright (c) 2008 The PHP Reader Project Workgroup. All rights reserved. * Copyright (c) 2008-2009 The PHP Reader Project Workgroup. All rights
* reserved.
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met: * modification, are permitted provided that the following conditions are met:
@@ -30,7 +31,7 @@
* *
* @package php-reader * @package php-reader
* @subpackage ID3 * @subpackage ID3
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008-2009 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id$ * @version $Id$
*/ */
@@ -47,7 +48,7 @@ require_once("ID3/Object.php");
* @package php-reader * @package php-reader
* @subpackage ID3 * @subpackage ID3
* @author Sven Vollbehr <svollbehr@gmail.com> * @author Sven Vollbehr <svollbehr@gmail.com>
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008-2009 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev$ * @version $Rev$
*/ */
@@ -193,14 +194,14 @@ class ID3_Frame extends ID3_Object
* *
* @return string * @return string
*/ */
public function getIdentifier() { return $this->_identifier; } public final function getIdentifier() { return $this->_identifier; }
/** /**
* Sets the frame identifier. * Sets the frame identifier.
* *
* @param string $identifier The identifier. * @param string $identifier The identifier.
*/ */
public function setIdentifier($identifier) public final function setIdentifier($identifier)
{ {
$this->_identifier = $identifier; $this->_identifier = $identifier;
} }
@@ -211,7 +212,7 @@ class ID3_Frame extends ID3_Object
* *
* @return integer * @return integer
*/ */
public function getSize() { return $this->_size; } public final function getSize() { return $this->_size; }
/** /**
* Checks whether or not the flag is set. Returns <var>true</var> if the flag * Checks whether or not the flag is set. Returns <var>true</var> if the flag
@@ -220,21 +221,21 @@ class ID3_Frame extends ID3_Object
* @param integer $flag The flag to query. * @param integer $flag The flag to query.
* @return boolean * @return boolean
*/ */
public function hasFlag($flag) { return ($this->_flags & $flag) == $flag; } public final function hasFlag($flag) { return ($this->_flags & $flag) == $flag; }
/** /**
* Returns the frame flags byte. * Returns the frame flags byte.
* *
* @return integer * @return integer
*/ */
public function getFlags($flags) { return $this->_flags; } public final function getFlags($flags) { return $this->_flags; }
/** /**
* Sets the frame flags byte. * Sets the frame flags byte.
* *
* @param string $flags The flags byte. * @param string $flags The flags byte.
*/ */
public function setFlags($flags) { $this->_flags = $flags; } public final function setFlags($flags) { $this->_flags = $flags; }
/** /**
* Sets the frame raw data. * Sets the frame raw data.

28
src/ID3/Object.php
View File

@@ -2,7 +2,7 @@
/** /**
* PHP Reader Library * PHP Reader Library
* *
* Copyright (c) 2008 The PHP Reader Project Workgroup. All rights reserved. * Copyright (c) 2008-2009 The PHP Reader Project Workgroup. All rights reserved.
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met: * modification, are permitted provided that the following conditions are met:
@@ -30,7 +30,7 @@
* *
* @package php-reader * @package php-reader
* @subpackage ID3 * @subpackage ID3
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008-2009 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id$ * @version $Id$
*/ */
@@ -42,7 +42,7 @@
* @subpackage ID3 * @subpackage ID3
* @author Sven Vollbehr <svollbehr@gmail.com> * @author Sven Vollbehr <svollbehr@gmail.com>
* @author Ryan Butterfield <buttza@gmail.com> * @author Ryan Butterfield <buttza@gmail.com>
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008-2009 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev$ * @version $Rev$
*/ */
@@ -79,7 +79,7 @@ abstract class ID3_Object
* *
* @return Array * @return Array
*/ */
public function getOptions() { return $this->_options; } public final function getOptions() { return $this->_options; }
/** /**
* Returns the given option value, or the default value if the option is not * Returns the given option value, or the default value if the option is not
@@ -88,7 +88,7 @@ abstract class ID3_Object
* @param string $option The name of the option. * @param string $option The name of the option.
* @param mixed $defaultValue The default value to be returned. * @param mixed $defaultValue The default value to be returned.
*/ */
public function getOption($option, $defaultValue = false) public final function getOption($option, $defaultValue = false)
{ {
if (isset($this->_options[$option])) if (isset($this->_options[$option]))
return $this->_options[$option]; return $this->_options[$option];
@@ -100,7 +100,7 @@ abstract class ID3_Object
* *
* @param Array $options The options array. * @param Array $options The options array.
*/ */
public function setOptions(&$options) { $this->_options = &$options; } public final function setOptions(&$options) { $this->_options = &$options; }
/** /**
* Sets the given option the given value. * Sets the given option the given value.
@@ -108,7 +108,7 @@ abstract class ID3_Object
* @param string $option The name of the option. * @param string $option The name of the option.
* @param mixed $value The value to set for the option. * @param mixed $value The value to set for the option.
*/ */
public function setOption($option, $value) public final function setOption($option, $value)
{ {
$this->_options[$option] = $value; $this->_options[$option] = $value;
} }
@@ -149,7 +149,7 @@ abstract class ID3_Object
* @param integer $val The integer to encode. * @param integer $val The integer to encode.
* @return integer * @return integer
*/ */
protected function encodeSynchsafe32($val) protected final function encodeSynchsafe32($val)
{ {
return ($val & 0x7f) | ($val & 0x3f80) << 1 | return ($val & 0x7f) | ($val & 0x3f80) << 1 |
($val & 0x1fc000) << 2 | ($val & 0xfe00000) << 3; ($val & 0x1fc000) << 2 | ($val & 0xfe00000) << 3;
@@ -161,7 +161,7 @@ abstract class ID3_Object
* @param integer $val The integer to decode * @param integer $val The integer to decode
* @return integer * @return integer
*/ */
protected function decodeSynchsafe32($val) protected final function decodeSynchsafe32($val)
{ {
return ($val & 0x7f) | ($val & 0x7f00) >> 1 | return ($val & 0x7f) | ($val & 0x7f00) >> 1 |
($val & 0x7f0000) >> 2 | ($val & 0x7f000000) >> 3; ($val & 0x7f0000) >> 2 | ($val & 0x7f000000) >> 3;
@@ -180,7 +180,7 @@ abstract class ID3_Object
* @param string $data The input data. * @param string $data The input data.
* @return string * @return string
*/ */
protected function encodeUnsynchronisation(&$data) protected final function encodeUnsynchronisation(&$data)
{ {
$result = ""; $result = "";
for ($i = 0, $j = 0; $i < strlen($data) - 1; $i++) for ($i = 0, $j = 0; $i < strlen($data) - 1; $i++)
@@ -199,7 +199,7 @@ abstract class ID3_Object
* @param string $data The input data. * @param string $data The input data.
* @return string * @return string
*/ */
protected function decodeUnsynchronisation(&$data) protected final function decodeUnsynchronisation(&$data)
{ {
$result = ""; $result = "";
for ($i = 0, $j = 0; $i < strlen($data) - 1; $i++) for ($i = 0, $j = 0; $i < strlen($data) - 1; $i++)
@@ -217,7 +217,7 @@ abstract class ID3_Object
* @param string $value The input string. * @param string $value The input string.
* @return Array * @return Array
*/ */
protected function explodeString16($value, $limit = null) protected final function explodeString16($value, $limit = null)
{ {
$i = 0; $i = 0;
$array = array(); $array = array();
@@ -244,7 +244,7 @@ abstract class ID3_Object
* @param string $value The input string. * @param string $value The input string.
* @return Array * @return Array
*/ */
protected function explodeString8($value, $limit = null) protected final function explodeString8($value, $limit = null)
{ {
return preg_split("/\\x00/", $value, $limit); return preg_split("/\\x00/", $value, $limit);
} }
@@ -256,7 +256,7 @@ abstract class ID3_Object
* @param string|Array $string * @param string|Array $string
* @param string $encoding * @param string $encoding
*/ */
protected function convertString($string, $encoding) protected final function convertString($string, $encoding)
{ {
$target = $this->getOption("encoding", ID3_Encoding::UTF8); $target = $this->getOption("encoding", ID3_Encoding::UTF8);
switch ($target) { switch ($target) {

2
src/ISO14496.php
View File

@@ -245,7 +245,7 @@ require_once("ISO14496/Box.php");
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev$ * @version $Rev$
*/ */
class ISO14496 extends ISO14496_Box final class ISO14496 extends ISO14496_Box
{ {
/** @var string */ /** @var string */
private $_filename; private $_filename;

47
src/ISO14496/Box.php
View File

@@ -2,7 +2,8 @@
/** /**
* PHP Reader Library * PHP Reader Library
* *
* Copyright (c) 2008 The PHP Reader Project Workgroup. All rights reserved. * Copyright (c) 2008-2009 The PHP Reader Project Workgroup. All rights
* reserved.
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met: * modification, are permitted provided that the following conditions are met:
@@ -30,7 +31,7 @@
* *
* @package php-reader * @package php-reader
* @subpackage ISO 14496 * @subpackage ISO 14496
* @copyright Copyright (c) 2008 PHP Reader Project Workgroup * @copyright Copyright (c) 2008-2009 PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id$ * @version $Id$
*/ */
@@ -45,7 +46,7 @@ require_once("ISO14496/Exception.php");
* @package php-reader * @package php-reader
* @subpackage ISO 14496 * @subpackage ISO 14496
* @author Sven Vollbehr <svollbehr@gmail.com> * @author Sven Vollbehr <svollbehr@gmail.com>
* @copyright Copyright (c) 2008 PHP Reader Project Workgroup * @copyright Copyright (c) 2008-2009 PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev$ * @version $Rev$
*/ */
@@ -107,7 +108,7 @@ class ISO14496_Box
if ($this->_type == "uuid") if ($this->_type == "uuid")
$this->_type = $this->_reader->readGUID(); $this->_type = $this->_reader->readGUID();
} }
$this->_options = $options; $this->_options = &$options;
} }
/** /**
@@ -115,7 +116,7 @@ class ISO14496_Box
* *
* @return Array * @return Array
*/ */
public function getOptions() { return $this->_options; } public final function getOptions() { return $this->_options; }
/** /**
* Returns the given option value, or the default value if the option is not * Returns the given option value, or the default value if the option is not
@@ -124,7 +125,7 @@ class ISO14496_Box
* @param string $option The name of the option. * @param string $option The name of the option.
* @param mixed $defaultValue The default value to be returned. * @param mixed $defaultValue The default value to be returned.
*/ */
public function getOption($option, $defaultValue = false) public final function getOption($option, $defaultValue = false)
{ {
if (isset($this->_options[$option])) if (isset($this->_options[$option]))
return $this->_options[$option]; return $this->_options[$option];
@@ -136,7 +137,7 @@ class ISO14496_Box
* *
* @param Array $options The options array. * @param Array $options The options array.
*/ */
public function setOptions(&$options) { $this->_options = $options; } public final function setOptions(&$options) { $this->_options = &$options; }
/** /**
* Sets the given option the given value. * Sets the given option the given value.
@@ -144,7 +145,7 @@ class ISO14496_Box
* @param string $option The name of the option. * @param string $option The name of the option.
* @param mixed $value The value to set for the option. * @param mixed $value The value to set for the option.
*/ */
public function setOption($option, $value) public final function setOption($option, $value)
{ {
$this->_options[$option] = $value; $this->_options[$option] = $value;
} }
@@ -154,14 +155,14 @@ class ISO14496_Box
* *
* @return integer * @return integer
*/ */
public function getOffset() { return $this->_offset; } public final function getOffset() { return $this->_offset; }
/** /**
* Sets the file offset where the box starts. * Sets the file offset where the box starts.
* *
* @param integer $offset The file offset to box start. * @param integer $offset The file offset to box start.
*/ */
public function setOffset($offset) { $this->_offset = $offset; } public final function setOffset($offset) { $this->_offset = $offset; }
/** /**
* Returns the box size in bytes, including the size and type header, * Returns the box size in bytes, including the size and type header,
@@ -169,7 +170,7 @@ class ISO14496_Box
* *
* @return integer * @return integer
*/ */
public function getSize() { return $this->_size; } public final function getSize() { return $this->_size; }
/** /**
* Sets the box size. The size must include the size and type header, * Sets the box size. The size must include the size and type header,
@@ -179,7 +180,7 @@ class ISO14496_Box
* *
* @param integer $size The box size. * @param integer $size The box size.
*/ */
public function setSize($size) public final function setSize($size)
{ {
if ($this->_parent !== null) if ($this->_parent !== null)
$this->_parent->setSize $this->_parent->setSize
@@ -193,21 +194,21 @@ class ISO14496_Box
* *
* @return string * @return string
*/ */
public function getType() { return $this->_type; } public final function getType() { return $this->_type; }
/** /**
* Sets the box type. * Sets the box type.
* *
* @param string $type The box type. * @param string $type The box type.
*/ */
public function setType($type) { $this->_type = $type; } public final function setType($type) { $this->_type = $type; }
/** /**
* Returns the parent box containing this box. * Returns the parent box containing this box.
* *
* @return ISO14496_Box * @return ISO14496_Box
*/ */
public function getParent() { return $this->_parent; } public final function getParent() { return $this->_parent; }
/** /**
* Sets the parent containing box. * Sets the parent containing box.
@@ -221,21 +222,21 @@ class ISO14496_Box
* *
* @return boolean * @return boolean
*/ */
public function isContainer() { return $this->_container; } public final function isContainer() { return $this->_container; }
/** /**
* Returns a boolean value corresponding to whether the box is a container. * Returns a boolean value corresponding to whether the box is a container.
* *
* @return boolean * @return boolean
*/ */
public function getContainer() { return $this->_container; } public final function getContainer() { return $this->_container; }
/** /**
* Sets whether the box is a container. * Sets whether the box is a container.
* *
* @param boolean $container Whether the box is a container. * @param boolean $container Whether the box is a container.
*/ */
protected function setContainer($container) protected final function setContainer($container)
{ {
$this->_container = $container; $this->_container = $container;
} }
@@ -245,7 +246,7 @@ class ISO14496_Box
* *
* @todo Does not parse iTunes internal ---- boxes. * @todo Does not parse iTunes internal ---- boxes.
*/ */
protected function constructBoxes($defaultclassname = "ISO14496_Box") protected final function constructBoxes($defaultclassname = "ISO14496_Box")
{ {
$base = $this->getOption("base", ""); $base = $this->getOption("base", "");
if ($this->getType() != "file") if ($this->getType() != "file")
@@ -295,7 +296,7 @@ class ISO14496_Box
* @return boolean * @return boolean
* @throws ISO14496_Exception if called on a non-container box * @throws ISO14496_Exception if called on a non-container box
*/ */
public function hasBox($identifier) public final function hasBox($identifier)
{ {
if (!$this->isContainer()) if (!$this->isContainer())
throw new ISO14496_Exception("Box not a container"); throw new ISO14496_Exception("Box not a container");
@@ -309,7 +310,7 @@ class ISO14496_Box
* @return Array * @return Array
* @throws ISO14496_Exception if called on a non-container box * @throws ISO14496_Exception if called on a non-container box
*/ */
public function getBoxes() public final function getBoxes()
{ {
if (!$this->isContainer()) if (!$this->isContainer())
throw new ISO14496_Exception("Box not a container"); throw new ISO14496_Exception("Box not a container");
@@ -331,7 +332,7 @@ class ISO14496_Box
* @return Array * @return Array
* @throws ISO14496_Exception if called on a non-container box * @throws ISO14496_Exception if called on a non-container box
*/ */
public function getBoxesByIdentifier($identifier) public final function getBoxesByIdentifier($identifier)
{ {
if (!$this->isContainer()) if (!$this->isContainer())
throw new ISO14496_Exception("Box not a container"); throw new ISO14496_Exception("Box not a container");
@@ -351,7 +352,7 @@ class ISO14496_Box
* @param ISO14496_Box The box to add * @param ISO14496_Box The box to add
* @return ISO14496_Box * @return ISO14496_Box
*/ */
public function addBox($box) public final function addBox($box)
{ {
$box->setParent($this); $box->setParent($this);
$box->setOptions($this->_options); $box->setOptions($this->_options);

4
src/MPEG/ABS.php
View File

@@ -32,7 +32,7 @@
* @subpackage MPEG * @subpackage MPEG
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id: MPEG.php 1 2008-07-06 10:43:41Z rbutterfield $ * @version $Id$
*/ */
/**#@+ @ignore */ /**#@+ @ignore */
@@ -58,7 +58,7 @@ require_once("MPEG/ABS/Frame.php");
* @author Sven Vollbehr <svollbehr@gmail.com> * @author Sven Vollbehr <svollbehr@gmail.com>
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev: 1 $ * @version $Rev$
* @todo Implement validation routines * @todo Implement validation routines
*/ */
final class MPEG_ABS extends MPEG_ABS_Object final class MPEG_ABS extends MPEG_ABS_Object

13
src/MPEG/ABS/Frame.php
View File

@@ -2,7 +2,8 @@
/** /**
* PHP Reader Library * PHP Reader Library
* *
* Copyright (c) 2008 The PHP Reader Project Workgroup. All rights reserved. * Copyright (c) 2008-2009 The PHP Reader Project Workgroup. All rights
* reserved.
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met: * modification, are permitted provided that the following conditions are met:
@@ -30,9 +31,9 @@
* *
* @package php-reader * @package php-reader
* @subpackage MPEG * @subpackage MPEG
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008-2009 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id: Frame.php 1 2008-07-06 10:43:41Z rbutterfield $ * @version $Id$
*/ */
/**#@+ @ignore */ /**#@+ @ignore */
@@ -53,11 +54,11 @@ require_once("MPEG/ABS/Object.php");
* @subpackage MPEG * @subpackage MPEG
* @author Ryan Butterfield <buttza@gmail.com> * @author Ryan Butterfield <buttza@gmail.com>
* @author Sven Vollbehr <svollbehr@gmail.com> * @author Sven Vollbehr <svollbehr@gmail.com>
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008-2009 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev: 1 $ * @version $Rev$
*/ */
class MPEG_ABS_Frame extends MPEG_ABS_Object final class MPEG_ABS_Frame extends MPEG_ABS_Object
{ {
/** /**
* The bitrate lookup table. The table has the following format. * The bitrate lookup table. The table has the following format.

2
src/MPEG/ABS/LAMEHeader.php
View File

@@ -58,7 +58,7 @@ require_once("MPEG/ABS/Object.php");
* @author Sven Vollbehr <svollbehr@gmail.com> * @author Sven Vollbehr <svollbehr@gmail.com>
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev: 1 $ * @version $Rev$
*/ */
class MPEG_ABS_LAMEHeader extends MPEG_ABS_Object class MPEG_ABS_LAMEHeader extends MPEG_ABS_Object
{ {

334
src/MPEG/ABS/Object.php
View File

@@ -1,167 +1,167 @@
<?php <?php
/** /**
* PHP Reader Library * PHP Reader Library
* *
* Copyright (c) 2008 The PHP Reader Project Workgroup. All rights reserved. * Copyright (c) 2008 The PHP Reader Project Workgroup. All rights reserved.
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met: * modification, are permitted provided that the following conditions are met:
* *
* - Redistributions of source code must retain the above copyright notice, * - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer. * this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice, * - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation * this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution. * and/or other materials provided with the distribution.
* - Neither the name of the project workgroup nor the names of its * - Neither the name of the project workgroup nor the names of its
* contributors may be used to endorse or promote products derived from this * contributors may be used to endorse or promote products derived from this
* software without specific prior written permission. * software without specific prior written permission.
* *
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE. * POSSIBILITY OF SUCH DAMAGE.
* *
* @package php-reader * @package php-reader
* @subpackage MPEG * @subpackage MPEG
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id: Object.php 107 2008-08-03 19:09:16Z svollbehr $ * @version $Id$
*/ */
/**#@+ @ignore */ /**#@+ @ignore */
require_once("MPEG/Object.php"); require_once("MPEG/Object.php");
/**#@-*/ /**#@-*/
/** /**
* The base class for all MPEG Audio Bit Stream objects. * The base class for all MPEG Audio Bit Stream objects.
* *
* @package php-reader * @package php-reader
* @subpackage MPEG * @subpackage MPEG
* @author Ryan Butterfield <buttza@gmail.com> * @author Ryan Butterfield <buttza@gmail.com>
* @author Sven Vollbehr <svollbehr@gmail.com> * @author Sven Vollbehr <svollbehr@gmail.com>
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev: 107 $ * @version $Rev$
*/ */
abstract class MPEG_ABS_Object extends MPEG_Object abstract class MPEG_ABS_Object extends MPEG_Object
{ {
/** @var integer */ /** @var integer */
const VERSION_ONE = 3; const VERSION_ONE = 3;
/** @var integer */ /** @var integer */
const VERSION_TWO = 2; const VERSION_TWO = 2;
/** @var integer */ /** @var integer */
const VERSION_TWO_FIVE = 0; const VERSION_TWO_FIVE = 0;
/** @var integer */ /** @var integer */
const SAMPLING_FREQUENCY_LOW = 0; const SAMPLING_FREQUENCY_LOW = 0;
/** @var integer */ /** @var integer */
const SAMPLING_FREQUENCY_HIGH = 1; const SAMPLING_FREQUENCY_HIGH = 1;
/** @var integer */ /** @var integer */
const LAYER_ONE = 3; const LAYER_ONE = 3;
/** @var integer */ /** @var integer */
const LAYER_TWO = 2; const LAYER_TWO = 2;
/** @var integer */ /** @var integer */
const LAYER_THREE = 1; const LAYER_THREE = 1;
/** @var integer */ /** @var integer */
const CHANNEL_STEREO = 0; const CHANNEL_STEREO = 0;
/** @var integer */ /** @var integer */
const CHANNEL_JOINT_STEREO = 1; const CHANNEL_JOINT_STEREO = 1;
/** @var integer */ /** @var integer */
const CHANNEL_DUAL_CHANNEL = 2; const CHANNEL_DUAL_CHANNEL = 2;
/** @var integer */ /** @var integer */
const CHANNEL_SINGLE_CHANNEL = 3; const CHANNEL_SINGLE_CHANNEL = 3;
/** @var integer */ /** @var integer */
const MODE_SUBBAND_4_TO_31 = 0; const MODE_SUBBAND_4_TO_31 = 0;
/** @var integer */ /** @var integer */
const MODE_SUBBAND_8_TO_31 = 1; const MODE_SUBBAND_8_TO_31 = 1;
/** @var integer */ /** @var integer */
const MODE_SUBBAND_12_TO_31 = 2; const MODE_SUBBAND_12_TO_31 = 2;
/** @var integer */ /** @var integer */
const MODE_SUBBAND_16_TO_31 = 3; const MODE_SUBBAND_16_TO_31 = 3;
/** @var integer */ /** @var integer */
const MODE_ISOFF_MSSOFF = 0; const MODE_ISOFF_MSSOFF = 0;
/** @var integer */ /** @var integer */
const MODE_ISON_MSSOFF = 1; const MODE_ISON_MSSOFF = 1;
/** @var integer */ /** @var integer */
const MODE_ISOFF_MSSON = 2; const MODE_ISOFF_MSSON = 2;
/** @var integer */ /** @var integer */
const MODE_ISON_MSSON = 3; const MODE_ISON_MSSON = 3;
/** @var integer */ /** @var integer */
const EMPHASIS_NONE = 0; const EMPHASIS_NONE = 0;
/** @var integer */ /** @var integer */
const EMPHASIS_50_15 = 1; const EMPHASIS_50_15 = 1;
/** @var integer */ /** @var integer */
const EMPHASIS_CCIT_J17 = 3; const EMPHASIS_CCIT_J17 = 3;
/** /**
* Layer III side information size lookup table. The table has the following * Layer III side information size lookup table. The table has the following
* format. * format.
* *
* <code> * <code>
* array ( * array (
* SAMPLING_FREQUENCY_HIGH | SAMPLING_FREQUENCY_LOW => array ( * SAMPLING_FREQUENCY_HIGH | SAMPLING_FREQUENCY_LOW => array (
* CHANNEL_STEREO | CHANNEL_JOINT_STEREO | CHANNEL_DUAL_CHANNEL | * CHANNEL_STEREO | CHANNEL_JOINT_STEREO | CHANNEL_DUAL_CHANNEL |
* CHANNEL_SINGLE_CHANNEL => <size> * CHANNEL_SINGLE_CHANNEL => <size>
* ) * )
* ) * )
* </code> * </code>
* *
* *
* @var Array * @var Array
*/ */
protected static $sidesizes = array( protected static $sidesizes = array(
self::SAMPLING_FREQUENCY_HIGH => array( self::SAMPLING_FREQUENCY_HIGH => array(
self::CHANNEL_STEREO => 32, self::CHANNEL_STEREO => 32,
self::CHANNEL_JOINT_STEREO => 32, self::CHANNEL_JOINT_STEREO => 32,
self::CHANNEL_DUAL_CHANNEL => 32, self::CHANNEL_DUAL_CHANNEL => 32,
self::CHANNEL_SINGLE_CHANNEL => 17 self::CHANNEL_SINGLE_CHANNEL => 17
), ),
self::SAMPLING_FREQUENCY_LOW => array( self::SAMPLING_FREQUENCY_LOW => array(
self::CHANNEL_STEREO => 17, self::CHANNEL_STEREO => 17,
self::CHANNEL_JOINT_STEREO => 17, self::CHANNEL_JOINT_STEREO => 17,
self::CHANNEL_DUAL_CHANNEL => 17, self::CHANNEL_DUAL_CHANNEL => 17,
self::CHANNEL_SINGLE_CHANNEL => 9 self::CHANNEL_SINGLE_CHANNEL => 9
) )
); );
/** /**
* Constructs the class with given parameters. * Constructs the class with given parameters.
* *
* @param Reader $reader The reader object. * @param Reader $reader The reader object.
* @param Array $options The options array. * @param Array $options The options array.
*/ */
public function __construct($reader, &$options = array()) public function __construct($reader, &$options = array())
{ {
parent::__construct($reader, $options); parent::__construct($reader, $options);
} }
} }

4
src/MPEG/ABS/VBRIHeader.php
View File

@@ -32,7 +32,7 @@
* @subpackage MPEG * @subpackage MPEG
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id: VBRIHeader.php 1 2008-07-19 10:43:41Z rbutterfield $ * @version $Id$
*/ */
/**#@+ @ignore */ /**#@+ @ignore */
@@ -51,7 +51,7 @@ require_once("MPEG/ABS/Object.php");
* @author Sven Vollbehr <svollbehr@gmail.com> * @author Sven Vollbehr <svollbehr@gmail.com>
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev: 1 $ * @version $Rev$
*/ */
class MPEG_ABS_VBRIHeader extends MPEG_ABS_Object class MPEG_ABS_VBRIHeader extends MPEG_ABS_Object
{ {

4
src/MPEG/ABS/XINGHeader.php
View File

@@ -32,7 +32,7 @@
* @subpackage MPEG * @subpackage MPEG
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id: XINGHeader.php 1 2008-07-06 10:43:41Z rbutterfield $ * @version $Id$
*/ */
/**#@+ @ignore */ /**#@+ @ignore */
@@ -51,7 +51,7 @@ require_once("MPEG/ABS/Object.php");
* @author Sven Vollbehr <svollbehr@gmail.com> * @author Sven Vollbehr <svollbehr@gmail.com>
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev: 1 $ * @version $Rev$
*/ */
class MPEG_ABS_XINGHeader extends MPEG_ABS_Object class MPEG_ABS_XINGHeader extends MPEG_ABS_Object
{ {

102
src/MPEG/Exception.php
View File

@@ -1,51 +1,51 @@
<?php <?php
/** /**
* PHP Reader Library * PHP Reader Library
* *
* Copyright (c) 2008 The PHP Reader Project Workgroup. All rights reserved. * Copyright (c) 2008 The PHP Reader Project Workgroup. All rights reserved.
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met: * modification, are permitted provided that the following conditions are met:
* *
* - Redistributions of source code must retain the above copyright notice, * - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer. * this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice, * - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation * this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution. * and/or other materials provided with the distribution.
* - Neither the name of the project workgroup nor the names of its * - Neither the name of the project workgroup nor the names of its
* contributors may be used to endorse or promote products derived from this * contributors may be used to endorse or promote products derived from this
* software without specific prior written permission. * software without specific prior written permission.
* *
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE. * POSSIBILITY OF SUCH DAMAGE.
* *
* @package php-reader * @package php-reader
* @subpackage MPEG * @subpackage MPEG
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id: Exception.php 85 2008-04-23 20:21:36Z svollbehr $ * @version $Id$
*/ */
/** /**
* The MPEG_Exception is thrown whenever an error occurs within the MPEG family * The MPEG_Exception is thrown whenever an error occurs within the MPEG family
* of classes. * of classes.
* *
* @package php-reader * @package php-reader
* @subpackage MPEG * @subpackage MPEG
* @author Sven Vollbehr <svollbehr@gmail.com> * @author Sven Vollbehr <svollbehr@gmail.com>
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev: 85 $ * @version $Rev$
*/ */
class MPEG_Exception extends Exception class MPEG_Exception extends Exception
{ {
} }

493
src/MPEG/Object.php
View File

@@ -1,246 +1,247 @@
<?php <?php
/** /**
* PHP Reader Library * PHP Reader Library
* *
* Copyright (c) 2008 The PHP Reader Project Workgroup. All rights reserved. * Copyright (c) 2008-2009 The PHP Reader Project Workgroup. All rights
* * reserved.
* Redistribution and use in source and binary forms, with or without *
* modification, are permitted provided that the following conditions are met: * Redistribution and use in source and binary forms, with or without
* * modification, are permitted provided that the following conditions are met:
* - Redistributions of source code must retain the above copyright notice, *
* this list of conditions and the following disclaimer. * - Redistributions of source code must retain the above copyright notice,
* - Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer.
* this list of conditions and the following disclaimer in the documentation * - Redistributions in binary form must reproduce the above copyright notice,
* and/or other materials provided with the distribution. * this list of conditions and the following disclaimer in the documentation
* - Neither the name of the project workgroup nor the names of its * and/or other materials provided with the distribution.
* contributors may be used to endorse or promote products derived from this * - Neither the name of the project workgroup nor the names of its
* software without specific prior written permission. * contributors may be used to endorse or promote products derived from this
* * software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" *
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* POSSIBILITY OF SUCH DAMAGE. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* * POSSIBILITY OF SUCH DAMAGE.
* @package php-reader *
* @subpackage MPEG * @package php-reader
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @subpackage MPEG
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @copyright Copyright (c) 2008-2009 The PHP Reader Project Workgroup
* @version $Id: Object.php 107 2008-08-03 19:09:16Z svollbehr $ * @license http://code.google.com/p/php-reader/wiki/License New BSD License
*/ * @version $Id$
*/
/**#@+ @ignore */
require_once("Reader.php"); /**#@+ @ignore */
require_once("MPEG/Exception.php"); require_once("Reader.php");
/**#@-*/ require_once("MPEG/Exception.php");
/**#@-*/
/**
* The base class for all MPEG objects. /**
* * The base class for all MPEG objects.
* @package php-reader *
* @subpackage MPEG * @package php-reader
* @author Sven Vollbehr <svollbehr@gmail.com> * @subpackage MPEG
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @author Sven Vollbehr <svollbehr@gmail.com>
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @copyright Copyright (c) 2008-2009 The PHP Reader Project Workgroup
* @version $Rev: 107 $ * @license http://code.google.com/p/php-reader/wiki/License New BSD License
*/ * @version $Rev$
abstract class MPEG_Object */
{ abstract class MPEG_Object
/** {
* The reader object. /**
* * The reader object.
* @var Reader *
*/ * @var Reader
protected $_reader; */
protected $_reader;
/**
* The options array. /**
* * The options array.
* @var Array *
*/ * @var Array
private $_options; */
private $_options;
/**
* Constructs the class with given parameters. /**
* * Constructs the class with given parameters.
* @param Reader $reader The reader object. *
* @param Array $options The options array. * @param Reader $reader The reader object.
*/ * @param Array $options The options array.
public function __construct($reader, &$options = array()) */
{ public function __construct($reader, &$options = array())
$this->_reader = $reader; {
$this->_options = &$options; $this->_reader = $reader;
} $this->_options = &$options;
}
/**
* Returns the options array. /**
* * Returns the options array.
* @return Array *
*/ * @return Array
public function getOptions() { return $this->_options; } */
public final function getOptions() { return $this->_options; }
/**
* Returns the given option value, or the default value if the option is not /**
* defined. * Returns the given option value, or the default value if the option is not
* * defined.
* @param string $option The name of the option. *
* @param mixed $defaultValue The default value to be returned. * @param string $option The name of the option.
*/ * @param mixed $defaultValue The default value to be returned.
public function getOption($option, $defaultValue = false) */
{ public final function getOption($option, $defaultValue = false)
if (isset($this->_options[$option])) {
return $this->_options[$option]; if (isset($this->_options[$option]))
return $defaultValue; return $this->_options[$option];
} return $defaultValue;
}
/**
* Sets the options array. See {@link MPEG} class for available options. /**
* * Sets the options array. See {@link MPEG} class for available options.
* @param Array $options The options array. *
*/ * @param Array $options The options array.
public function setOptions(&$options) { $this->_options = &$options; } */
public final function setOptions(&$options) { $this->_options = &$options; }
/**
* Sets the given option the given value. /**
* * Sets the given option the given value.
* @param string $option The name of the option. *
* @param mixed $value The value to set for the option. * @param string $option The name of the option.
*/ * @param mixed $value The value to set for the option.
public function setOption($option, $value) */
{ public final function setOption($option, $value)
$this->_options[$option] = $value; {
} $this->_options[$option] = $value;
}
/**
* Finds and returns the next start code. Start codes are reserved bit /**
* patterns in the video file that do not otherwise occur in the video stream. * Finds and returns the next start code. Start codes are reserved bit
* * patterns in the video file that do not otherwise occur in the video stream.
* All start codes are byte aligned and start with the following byte *
* sequence: 0x00 0x00 0x01. * All start codes are byte aligned and start with the following byte
* * sequence: 0x00 0x00 0x01.
* @return integer *
*/ * @return integer
protected function nextStartCode() */
{ protected final function nextStartCode()
$buffer = " "; {
for ($i = 0; $i < 4; $i++) { $buffer = " ";
$start = $this->_reader->getOffset(); for ($i = 0; $i < 4; $i++) {
if (($buffer = substr($buffer, -4) . $this->_reader->read(512)) === false) $start = $this->_reader->getOffset();
throw new MPEG_Exception("Invalid data"); if (($buffer = substr($buffer, -4) . $this->_reader->read(512)) === false)
$limit = strlen($buffer); throw new MPEG_Exception("Invalid data");
$pos = 0; $limit = strlen($buffer);
while ($pos < $limit - 3) { $pos = 0;
if (Transform::fromUInt8($buffer{$pos++}) == 0 && while ($pos < $limit - 3) {
Transform::fromUInt16BE(substr($buffer, $pos, 2)) == 1) { if (Transform::fromUInt8($buffer{$pos++}) == 0 &&
if (($pos += 2) < $limit - 2) Transform::fromUInt16BE(substr($buffer, $pos, 2)) == 1) {
if (Transform::fromUInt16BE(substr($buffer, $pos, 2)) == 0 && if (($pos += 2) < $limit - 2)
Transform::fromUInt8($buffer{$pos + 2}) == 1) if (Transform::fromUInt16BE(substr($buffer, $pos, 2)) == 0 &&
continue; Transform::fromUInt8($buffer{$pos + 2}) == 1)
$this->_reader->setOffset($start + $pos - 3); continue;
return Transform::fromUInt8($buffer{$pos++}) & 0xff | 0x100; $this->_reader->setOffset($start + $pos - 3);
} return Transform::fromUInt8($buffer{$pos++}) & 0xff | 0x100;
} }
$this->_reader->setOffset($start + $limit); }
} $this->_reader->setOffset($start + $limit);
}
/* No start code found within 2048 bytes, the maximum size of a pack */
throw new MPEG_Exception("Invalid data"); /* No start code found within 2048 bytes, the maximum size of a pack */
} throw new MPEG_Exception("Invalid data");
}
/**
* Finds and returns the previous start code. Start codes are reserved bit /**
* patterns in the video file that do not otherwise occur in the video stream. * Finds and returns the previous start code. Start codes are reserved bit
* * patterns in the video file that do not otherwise occur in the video stream.
* All start codes are byte aligned and start with the following byte *
* sequence: 0x00 0x00 0x01. * All start codes are byte aligned and start with the following byte
* * sequence: 0x00 0x00 0x01.
* @return integer *
*/ * @return integer
protected function prevStartCode() */
{ protected final function prevStartCode()
$buffer = " "; {
$start; $buffer = " ";
$position = $this->_reader->getOffset(); $start;
while ($position > 0) { $position = $this->_reader->getOffset();
$start = 0; while ($position > 0) {
$position = $position - 512; $start = 0;
if ($position < 0) $position = $position - 512;
throw new MPEG_Exception("Invalid data"); if ($position < 0)
$this->_reader->setOffset($position); throw new MPEG_Exception("Invalid data");
$buffer = $this->_reader->read(512) . substr($buffer, 0, 4); $this->_reader->setOffset($position);
$pos = 512 - 8; $buffer = $this->_reader->read(512) . substr($buffer, 0, 4);
while ($pos > 3) { $pos = 512 - 8;
if (Transform::fromUInt8($buffer{$pos}) == 0 && while ($pos > 3) {
Transform::fromUInt16BE(substr($buffer, $pos + 1, 2)) == 1) { if (Transform::fromUInt8($buffer{$pos}) == 0 &&
Transform::fromUInt16BE(substr($buffer, $pos + 1, 2)) == 1) {
if ($pos + 2 < 512 &&
Transform::fromUInt16BE(substr($buffer, $pos + 3, 2)) == 0 && if ($pos + 2 < 512 &&
Transform::fromUInt8($buffer{$pos + 5}) == 1) { Transform::fromUInt16BE(substr($buffer, $pos + 3, 2)) == 0 &&
$pos --; Transform::fromUInt8($buffer{$pos + 5}) == 1) {
continue; $pos --;
} continue;
$this->_reader->setOffset($position + $pos); }
return Transform::fromUInt8($buffer{$pos + 3}) & 0xff | 0x100; $this->_reader->setOffset($position + $pos);
} return Transform::fromUInt8($buffer{$pos + 3}) & 0xff | 0x100;
$pos--; }
} $pos--;
$this->_reader->setOffset($position = $position + 3); }
} $this->_reader->setOffset($position = $position + 3);
return 0; }
} return 0;
}
/**
* Formats given time in seconds into the form of /**
* [hours:]minutes:seconds.milliseconds. * Formats given time in seconds into the form of
* * [hours:]minutes:seconds.milliseconds.
* @param integer $seconds The time to format, in seconds *
* @return string * @param integer $seconds The time to format, in seconds
*/ * @return string
protected function formatTime($seconds) */
{ protected final function formatTime($seconds)
$milliseconds = round(($seconds - floor($seconds)) * 1000); {
$seconds = floor($seconds); $milliseconds = round(($seconds - floor($seconds)) * 1000);
$minutes = floor($seconds / 60); $seconds = floor($seconds);
$hours = floor($minutes / 60); $minutes = floor($seconds / 60);
return $hours = floor($minutes / 60);
($minutes > 0 ? return
($hours > 0 ? $hours . ":" . ($minutes > 0 ?
str_pad($minutes % 60, 2, "0", STR_PAD_LEFT) : $minutes % 60) . ":" . ($hours > 0 ? $hours . ":" .
str_pad($seconds % 60, 2, "0", STR_PAD_LEFT) : $seconds % 60) . "." . str_pad($minutes % 60, 2, "0", STR_PAD_LEFT) : $minutes % 60) . ":" .
str_pad($milliseconds, 3, "0", STR_PAD_LEFT); str_pad($seconds % 60, 2, "0", STR_PAD_LEFT) : $seconds % 60) . "." .
} str_pad($milliseconds, 3, "0", STR_PAD_LEFT);
}
/**
* Magic function so that $obj->value will work. /**
* * Magic function so that $obj->value will work.
* @param string $name The field name. *
* @return mixed * @param string $name The field name.
*/ * @return mixed
public function __get($name) */
{ public function __get($name)
if (method_exists($this, "get" . ucfirst($name))) {
return call_user_func(array($this, "get" . ucfirst($name))); if (method_exists($this, "get" . ucfirst($name)))
else throw new MPEG_Exception("Unknown field: " . $name); return call_user_func(array($this, "get" . ucfirst($name)));
} else throw new MPEG_Exception("Unknown field: " . $name);
}
/**
* Magic function so that assignments with $obj->value will work. /**
* * Magic function so that assignments with $obj->value will work.
* @param string $name The field name. *
* @param string $value The field value. * @param string $name The field name.
* @return mixed * @param string $value The field value.
*/ * @return mixed
public function __set($name, $value) */
{ public function __set($name, $value)
if (method_exists($this, "set" . ucfirst($name))) {
call_user_func if (method_exists($this, "set" . ucfirst($name)))
(array($this, "set" . ucfirst($name)), $value); call_user_func
else throw new MPEG_Exception("Unknown field: " . $name); (array($this, "set" . ucfirst($name)), $value);
} else throw new MPEG_Exception("Unknown field: " . $name);
} }
}

4
src/MPEG/PS.php
View File

@@ -32,7 +32,7 @@
* @subpackage MPEG * @subpackage MPEG
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Id: MPEG.php 1 2008-07-06 10:43:41Z rbutterfield $ * @version $Id$
*/ */
/**#@+ @ignore */ /**#@+ @ignore */
@@ -57,7 +57,7 @@ require_once("MPEG/Object.php");
* @author Sven Vollbehr <svollbehr@gmail.com> * @author Sven Vollbehr <svollbehr@gmail.com>
* @copyright Copyright (c) 2008 The PHP Reader Project Workgroup * @copyright Copyright (c) 2008 The PHP Reader Project Workgroup
* @license http://code.google.com/p/php-reader/wiki/License New BSD License * @license http://code.google.com/p/php-reader/wiki/License New BSD License
* @version $Rev: 1 $ * @version $Rev$
* @todo Full implementation * @todo Full implementation
*/ */
final class MPEG_PS extends MPEG_Object final class MPEG_PS extends MPEG_Object