ILIAS  release_5-2 Revision v5.2.25-18-g3f80b828510
Public Member Functions | Data Fields
GetId3\Module\AudioVideo\AMFStream Class Reference

GetId3() by James Heinrich info@.nosp@m.geti.nosp@m.d3.or.nosp@m.g //. More...

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Public Member Functions

 __construct (&$bytes)
 
 readByte ()
 
 readInt ()
 
 readLong ()
 
 readDouble ()
 
 readUTF ()
 
 readLongUTF ()
 
 read ($length)
 
 peekByte ()
 
 peekInt ()
 
 peekLong ()
 
 peekDouble ()
 
 peekUTF ()
 
 peekLongUTF ()
 

Data Fields

 $bytes
 
 $pos
 

Detailed Description

GetId3() by James Heinrich info@.nosp@m.geti.nosp@m.d3.or.nosp@m.g //.

AMFStream

Author
James Heinrich info@.nosp@m.geti.nosp@m.d3.or.nosp@m.g
Seth Kaufman seth@.nosp@m.whir.nosp@m.l-i-g.nosp@m.ig.c.nosp@m.om http://www.getid3.org

Definition at line 29 of file AMFStream.php.

Constructor & Destructor Documentation

◆ __construct()

GetId3\Module\AudioVideo\AMFStream::__construct ( &  $bytes)
Parameters
type$bytes

Definition at line 38 of file AMFStream.php.

39 {
40 $this->bytes = & $bytes;
41 $this->pos = 0;
42 }

References GetId3\Module\AudioVideo\AMFStream\$bytes.

Member Function Documentation

◆ peekByte()

GetId3\Module\AudioVideo\AMFStream::peekByte ( )
Returns
type

Definition at line 120 of file AMFStream.php.

121 {
122 $pos = $this->pos;
123 $val = $this->readByte();
124 $this->pos = $pos;
125
126 return $val;
127 }

References GetId3\Module\AudioVideo\AMFStream\$pos, and GetId3\Module\AudioVideo\AMFStream\readByte().

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◆ peekDouble()

GetId3\Module\AudioVideo\AMFStream::peekDouble ( )
Returns
type

Definition at line 159 of file AMFStream.php.

160 {
161 $pos = $this->pos;
162 $val = $this->readDouble();
163 $this->pos = $pos;
164
165 return $val;
166 }

References GetId3\Module\AudioVideo\AMFStream\$pos, and GetId3\Module\AudioVideo\AMFStream\readDouble().

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◆ peekInt()

GetId3\Module\AudioVideo\AMFStream::peekInt ( )
Returns
type

Definition at line 133 of file AMFStream.php.

134 {
135 $pos = $this->pos;
136 $val = $this->readInt();
137 $this->pos = $pos;
138
139 return $val;
140 }

References GetId3\Module\AudioVideo\AMFStream\$pos, and GetId3\Module\AudioVideo\AMFStream\readInt().

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◆ peekLong()

GetId3\Module\AudioVideo\AMFStream::peekLong ( )
Returns
type

Definition at line 146 of file AMFStream.php.

147 {
148 $pos = $this->pos;
149 $val = $this->readLong();
150 $this->pos = $pos;
151
152 return $val;
153 }

References GetId3\Module\AudioVideo\AMFStream\$pos, and GetId3\Module\AudioVideo\AMFStream\readLong().

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◆ peekLongUTF()

GetId3\Module\AudioVideo\AMFStream::peekLongUTF ( )
Returns
type

Definition at line 185 of file AMFStream.php.

186 {
187 $pos = $this->pos;
188 $val = $this->readLongUTF();
189 $this->pos = $pos;
190
191 return $val;
192 }

References GetId3\Module\AudioVideo\AMFStream\$pos, and GetId3\Module\AudioVideo\AMFStream\readLongUTF().

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◆ peekUTF()

GetId3\Module\AudioVideo\AMFStream::peekUTF ( )
Returns
type

Definition at line 172 of file AMFStream.php.

173 {
174 $pos = $this->pos;
175 $val = $this->readUTF();
176 $this->pos = $pos;
177
178 return $val;
179 }

References GetId3\Module\AudioVideo\AMFStream\$pos, and GetId3\Module\AudioVideo\AMFStream\readUTF().

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◆ read()

GetId3\Module\AudioVideo\AMFStream::read (   $length)
Parameters
type$length
Returns
type

Definition at line 108 of file AMFStream.php.

109 {
110 $val = substr($this->bytes, $this->pos, $length);
111 $this->pos += $length;
112
113 return $val;
114 }

Referenced by GetId3\Module\AudioVideo\AMFStream\readDouble(), GetId3\Module\AudioVideo\AMFStream\readLongUTF(), and GetId3\Module\AudioVideo\AMFStream\readUTF().

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◆ readByte()

GetId3\Module\AudioVideo\AMFStream::readByte ( )
Returns
type

Definition at line 48 of file AMFStream.php.

49 {
50 return Helper::BigEndian2Int(substr($this->bytes,
51 $this->pos++, 1));
52 }
GetId3\Lib\Helper\BigEndian2Int
static BigEndian2Int($byteword, $synchsafe=false, $signed=false)
Definition: Helper.php:374

References GetId3\Lib\Helper\BigEndian2Int().

Referenced by GetId3\Module\AudioVideo\AMFStream\peekByte(), GetId3\Module\AudioVideo\AMFStream\readInt(), and GetId3\Module\AudioVideo\AMFStream\readLong().

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◆ readDouble()

GetId3\Module\AudioVideo\AMFStream::readDouble ( )
Returns
type

Definition at line 76 of file AMFStream.php.

77 {
78 return Helper::BigEndian2Float($this->read(8));
79 }
GetId3\Lib\Helper\BigEndian2Float
static BigEndian2Float($byteword)
ANSI/IEEE Standard 754-1985, Standard for Binary Floating Point Arithmetic.
Definition: Helper.php:290

References GetId3\Lib\Helper\BigEndian2Float(), and GetId3\Module\AudioVideo\AMFStream\read().

Referenced by GetId3\Module\AudioVideo\AMFStream\peekDouble().

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◆ readInt()

GetId3\Module\AudioVideo\AMFStream::readInt ( )
Returns
type

Definition at line 58 of file AMFStream.php.

59 {
60 return ($this->readByte() << 8) + $this->readByte();
61 }

References GetId3\Module\AudioVideo\AMFStream\readByte().

Referenced by GetId3\Module\AudioVideo\AMFStream\peekInt(), and GetId3\Module\AudioVideo\AMFStream\readUTF().

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◆ readLong()

GetId3\Module\AudioVideo\AMFStream::readLong ( )
Returns
type

Definition at line 67 of file AMFStream.php.

68 {
69 return ($this->readByte() << 24) + ($this->readByte() << 16) + ($this->readByte() << 8) + $this->readByte();
70 }

References GetId3\Module\AudioVideo\AMFStream\readByte().

Referenced by GetId3\Module\AudioVideo\AMFStream\peekLong(), and GetId3\Module\AudioVideo\AMFStream\readLongUTF().

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◆ readLongUTF()

GetId3\Module\AudioVideo\AMFStream::readLongUTF ( )
Returns
type

Definition at line 96 of file AMFStream.php.

97 {
98 $length = $this->readLong();
99
100 return $this->read($length);
101 }

References GetId3\Module\AudioVideo\AMFStream\read(), and GetId3\Module\AudioVideo\AMFStream\readLong().

Referenced by GetId3\Module\AudioVideo\AMFStream\peekLongUTF().

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◆ readUTF()

GetId3\Module\AudioVideo\AMFStream::readUTF ( )
Returns
type

Definition at line 85 of file AMFStream.php.

86 {
87 $length = $this->readInt();
88
89 return $this->read($length);
90 }

References GetId3\Module\AudioVideo\AMFStream\read(), and GetId3\Module\AudioVideo\AMFStream\readInt().

Referenced by GetId3\Module\AudioVideo\AMFStream\peekUTF().

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Field Documentation

◆ $bytes

GetId3\Module\AudioVideo\AMFStream::$bytes

Definition at line 31 of file AMFStream.php.

Referenced by GetId3\Module\AudioVideo\AMFStream\__construct().

◆ $pos

GetId3\Module\AudioVideo\AMFStream::$pos

Definition at line 32 of file AMFStream.php.

Referenced by GetId3\Module\AudioVideo\AMFStream\peekByte(), GetId3\Module\AudioVideo\AMFStream\peekDouble(), GetId3\Module\AudioVideo\AMFStream\peekInt(), GetId3\Module\AudioVideo\AMFStream\peekLong(), GetId3\Module\AudioVideo\AMFStream\peekLongUTF(), and GetId3\Module\AudioVideo\AMFStream\peekUTF().

The documentation for this class was generated from the following file: