org.red5.io.flv.impl

Class FLVWriter

java.lang.Object

org.red5.io.flv.impl.FLVWriter

All Implemented Interfaces:

ITagWriter

public class FLVWriter
extends Object
implements ITagWriter

A Writer is used to write the contents of a FLV file

Author:

The Red5 Project (red5@osflash.org), Dominick Accattato (daccattato@gmail.com), Luke Hubbard, Codegent Ltd (luke@codegent.com), Tiago Jacobs (tiago@imdt.com.br), Paul Gregoire (mondain@gmail.com)

Constructor Summary

Constructors

Constructor and Description
FLVWriter(File file, boolean append) Creates writer implementation with given file and last tag FLV.java uses this constructor so we have access to the file object

Method Summary

Methods

Modifier and Type	Method and Description
void	close() Ends the writing process, then merges the data file with the flv file header and metadata.
long	getBytesWritten() Return the bytes written
IStreamableFile	getFile() Return the file that is written.
int	getOffset() Return the offset
void	setFLV(IFLV flv) Setter for FLV object
void	setOffset(int offset) Setter for offset
void	writeHeader() Writes the header bytes
boolean	writeStream(byte[] b) Write a Stream to disk using bytes
boolean	writeTag(byte type, IoBuffer data) Write a Tag using bytes
boolean	writeTag(ITag tag) Writes a Tag object

Methods inherited from class java.lang.Object

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

Constructor Detail

FLVWriter

public FLVWriter(File file,
         boolean append)

Creates writer implementation with given file and last tag FLV.java uses this constructor so we have access to the file object

Parameters:

file - File output stream

append - true if append to existing file

Method Detail

writeHeader

public void writeHeader()
                 throws IOException

Writes the header bytes

Specified by:

writeHeader in interface ITagWriter

Throws:

IOException - Any I/O exception

writeTag

public boolean writeTag(ITag tag)
                 throws IOException

Writes a Tag object

Specified by:

writeTag in interface ITagWriter

Parameters:

tag - Tag to write

Returns:

true on success, false otherwise

Throws:

IOException - I/O exception

writeTag

public boolean writeTag(byte type,
               IoBuffer data)
                 throws IOException

Write a Tag using bytes

Specified by:

writeTag in interface ITagWriter

Parameters:

type - Tag type

data - Byte data

Returns:

true on success, false otherwise

Throws:

IOException - I/O exception

writeStream

public boolean writeStream(byte[] b)

Write a Stream to disk using bytes

Specified by:

writeStream in interface ITagWriter

Parameters:

b - Array of bytes to write

Returns:

true on success, false otherwise

close

public void close()

Ends the writing process, then merges the data file with the flv file header and metadata.

Specified by:

close in interface ITagWriter

getFile

public IStreamableFile getFile()

Return the file that is written.

Specified by:

getFile in interface ITagWriter

Returns:

the File to be written

setFLV

public void setFLV(IFLV flv)

Setter for FLV object

Parameters:

flv - FLV source

getOffset

public int getOffset()

Return the offset

Specified by:

getOffset in interface ITagWriter

Returns:

Offset value

setOffset

public void setOffset(int offset)

Setter for offset

Parameters:

offset - Value to set for offset

getBytesWritten

public long getBytesWritten()

Return the bytes written

Specified by:

getBytesWritten in interface ITagWriter

Returns:

Number of bytes written