MP3Header (Red5 :: IO 1.2.2 API)

java.lang.Object
- org.red5.io.mp3.impl.MP3Header

```
public class MP3Header
extends Object
```
Header of a MP3 frame.

Author:

The Red5 Project, Joachim Bauch (jojo@struktur.de)

See Also:

File format

Constructor Summary

Constructors
Constructor Description

MP3Header(int data)
Creates MP3 header from frame sync value

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`double`	`frameDuration()`	Return the duration of the frame for this header.
`int`	`frameSize()`	Calculate the size of a MP3 frame for this header.
`int`	`getBitRate()`	Getter for bitrate
`int`	`getData()`	Getter for frame sync word data
`int`	`getSampleRate()`	Getter for sample rate
`boolean`	`isProtected()`	Whether MP3 has protection bit
`boolean`	`isStereo()`	Whether stereo playback mode is used

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - MP3Header
```
public MP3Header(int data)
          throws Exception
```
    Creates MP3 header from frame sync value
    
    Parameters:
    
    data - Frame sync data
    
    Throws:
    
    Exception - On invalid frame synchronization
- Method Detail
  - getData
```
public int getData()
```
    Getter for frame sync word data
    
    Returns:
    
    Frame sync word data
  - isStereo
```
public boolean isStereo()
```
    Whether stereo playback mode is used
    
    Returns:
    
    true if stereo mode is used, false otherwise
  - isProtected
```
public boolean isProtected()
```
    Whether MP3 has protection bit
    
    Returns:
    
    true if MP3 has protection bit, false otherwise
  - getBitRate
```
public int getBitRate()
```
    Getter for bitrate
    
    Returns:
    
    File bitrate
  - getSampleRate
```
public int getSampleRate()
```
    Getter for sample rate
    
    Returns:
    
    Sampling rate
  - frameSize
```
public int frameSize()
```
    Calculate the size of a MP3 frame for this header.
    
    Returns:
    
    size of the frame including the header
  - frameDuration
```
public double frameDuration()
```
    Return the duration of the frame for this header.
    
    Returns:
    
    The duration in milliseconds