net.sourceforge.jaad.mp4.boxes.impl.sampleentries.codec

Class AC3SpecificBox

java.lang.Object

net.sourceforge.jaad.mp4.boxes.BoxImpl

net.sourceforge.jaad.mp4.boxes.impl.sampleentries.codec.CodecSpecificBox

net.sourceforge.jaad.mp4.boxes.impl.sampleentries.codec.AC3SpecificBox

All Implemented Interfaces:

Box

public class AC3SpecificBox
extends CodecSpecificBox

This box contains parameters for AC-3 decoders. For more information see the AC-3 specification "ETSI TS 102 366 V1.2.1 (2008-08)" at

Field Summary

Fields inherited from class net.sourceforge.jaad.mp4.boxes.BoxImpl

children, offset, parent, size, type

Constructor Summary

Constructors

Constructor and Description
AC3SpecificBox()

Method Summary

Methods

Modifier and Type	Method and Description
void	decode(MP4InputStream in) Decodes the given input stream by reading this box and all of its children (if any).
int	getAcmod() This field has the same meaning and is set to the same value as the acmod field in the AC-3 bitstream.
int	getBitRateCode() This field indicates the data rate of the AC-3 bitstream in kbit/s, as shown in the following table: bit rate codebit rate (kbit/s) 032 140 248 356 464 580 696 7112 8128 9160 10192 11224 12256 13320 14384 15448 16512 17576 18640
int	getBsid() This field has the same meaning and is set to the same value as the bsid field in the AC-3 bitstream.
int	getBsmod() This field has the same meaning and is set to the same value as the bsmod field in the AC-3 bitstream.
int	getFscod() This field has the same meaning and is set to the same value as the fscod field in the AC-3 bitstream.
boolean	isLfeon() This field has the same meaning and is set to the same value as the lfeon field in the AC-3 bitstream.

Methods inherited from class net.sourceforge.jaad.mp4.boxes.impl.sampleentries.codec.CodecSpecificBox

decodeCommon, getDecoderVersion, getVendor

Methods inherited from class net.sourceforge.jaad.mp4.boxes.BoxImpl

getChild, getChildren, getChildren, getLeft, getName, getOffset, getParent, getSize, getType, hasChild, hasChildren, readChildren, readChildren, setParams, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

AC3SpecificBox

public AC3SpecificBox()

Method Detail

decode

public void decode(MP4InputStream in)
            throws java.io.IOException

Description copied from class: BoxImpl

Decodes the given input stream by reading this box and all of its children (if any).

Overrides:

decode in class BoxImpl

Parameters:

in - an input stream

Throws:

java.io.IOException - if an error occurs while reading

getFscod

public int getFscod()

This field has the same meaning and is set to the same value as the fscod field in the AC-3 bitstream.

Returns:

the value of the 'fscod' field

getBsid

public int getBsid()

This field has the same meaning and is set to the same value as the bsid field in the AC-3 bitstream.

Returns:

the value of the 'bsid' field

getBsmod

public int getBsmod()

This field has the same meaning and is set to the same value as the bsmod field in the AC-3 bitstream.

Returns:

the value of the 'acmod' field

getAcmod

public int getAcmod()

This field has the same meaning and is set to the same value as the acmod field in the AC-3 bitstream.

Returns:

the value of the 'acmod' field

isLfeon

public boolean isLfeon()

This field has the same meaning and is set to the same value as the lfeon field in the AC-3 bitstream.

Returns:

the value of the 'lfeon' field

getBitRateCode

public int getBitRateCode()

This field indicates the data rate of the AC-3 bitstream in kbit/s, as shown in the following table:

bit rate code	bit rate (kbit/s)
0	32
1	40
2	48
3	56
4	64
5	80
6	96
7	112
8	128
9	160
10	192
11	224
12	256
13	320
14	384
15	448
16	512
17	576
18	640

Returns:

the bit rate code

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