org.jflac.frame

Class Header

java.lang.Object

org.jflac.frame.Header

public class Header
extends Object

Frame header class.

Author:

kc7bfi

Field Summary

Fields

Modifier and Type	Field and Description
int	bitsPerSample The sample resolution.
int	blockSize The number of samples per subframe.
int	channelAssignment The channel assignment for the frame.
int	channels The number of channels (== number of subframes).
protected byte	crc CRC-8 (polynomial = x^8 + x^2 + x^1 + x^0, initialized with 0).
int	frameNumber The frame number or sample number of first sample in frame.
long	sampleNumber The sample number for the first sample in the frame.
int	sampleRate The sample rate in Hz.

Constructor Summary

Constructors

Constructor and Description
Header(BitInputStream is, byte[] headerWarmup, StreamInfo streamInfo) The constructor.

Method Summary

Modifier and Type	Method and Description
String	toString() Return a descriptive string for this object.

Methods inherited from class java.lang.Object

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

Field Detail

blockSize

public int blockSize

The number of samples per subframe.

sampleRate

public int sampleRate

The sample rate in Hz.

channels

public int channels

The number of channels (== number of subframes).

channelAssignment

public int channelAssignment

The channel assignment for the frame.

bitsPerSample

public int bitsPerSample

The sample resolution.

frameNumber

public int frameNumber

The frame number or sample number of first sample in frame. use the number_type value to determine which to use.

sampleNumber

public long sampleNumber

The sample number for the first sample in the frame.

crc

protected byte crc

CRC-8 (polynomial = x^8 + x^2 + x^1 + x^0, initialized with 0). of the raw frame header bytes, meaning everything before the CRC byte including the sync code.

Constructor Detail

Header

public Header(BitInputStream is,
              byte[] headerWarmup,
              StreamInfo streamInfo)
       throws IOException,
              BadHeaderException

The constructor.

Parameters:

is - The InputBitStream

headerWarmup - The header warm-up bytes

streamInfo - The FLAC Stream Info

Throws:

IOException - Thrown on error reading InputBitStream

BadHeaderException - Thrown if header is bad

Method Detail

toString

public String toString()

Return a descriptive string for this object.

Overrides:

toString in class Object

Returns:

the string description

See Also:

Object.toString()