com.t4l.jmf
Class JPEGEncoder

java.lang.Object
  com.t4l.jmf.JPEGEncoder

All Implemented Interfaces:

Codec, Controls, PlugIn

public class JPEGEncoder
extends java.lang.Object
implements Codec

This type of MOV file just stores frames as a series of JPEG images. This codec uses ImageIO classes to convert from the jpeg VideoFormat to RGBFormats.

Author:

Jeremy Wood

Field Summary

Fields inherited from interface javax.media.PlugIn

BUFFER_PROCESSED_FAILED, BUFFER_PROCESSED_OK, INPUT_BUFFER_NOT_CONSUMED, OUTPUT_BUFFER_NOT_FILLED, PLUGIN_TERMINATED

Constructor Summary

JPEGEncoder()

Method Summary

void	close()
java.lang.Object	getControl(java.lang.String controlType)
java.lang.Object[]	getControls()
java.lang.String	getName()
Format[]	getSupportedInputFormats()
Format[]	getSupportedOutputFormats(Format input)
void	open()
int	process(Buffer input, Buffer output)
protected int	processRGBtoJPEG(Buffer input, Buffer output)
void	reset()
Format	setInputFormat(Format f)
Format	setOutputFormat(Format f)
protected static int	writeJPEG(java.awt.image.BufferedImage image, byte[] data)

Methods inherited from class java.lang.Object

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

Constructor Detail

JPEGEncoder

public JPEGEncoder()

Method Detail

getSupportedInputFormats

public Format[] getSupportedInputFormats()

Specified by:

getSupportedInputFormats in interface Codec

getSupportedOutputFormats

public Format[] getSupportedOutputFormats(Format input)

Specified by:

getSupportedOutputFormats in interface Codec

process

public int process(Buffer input,
                   Buffer output)

Specified by:

process in interface Codec

processRGBtoJPEG

protected int processRGBtoJPEG(Buffer input,
                               Buffer output)

writeJPEG

protected static int writeJPEG(java.awt.image.BufferedImage image,
                               byte[] data)
                        throws java.io.IOException

Parameters:

image -

data -

Returns:

the number if bytes written in the array

Throws:

java.io.IOException

setInputFormat

public Format setInputFormat(Format f)

Specified by:

setInputFormat in interface Codec

setOutputFormat

public Format setOutputFormat(Format f)

Specified by:

setOutputFormat in interface Codec

close

public void close()

Specified by:

close in interface PlugIn

getName

public java.lang.String getName()

Specified by:

getName in interface PlugIn

open

public void open()
          throws ResourceUnavailableException

Specified by:

open in interface PlugIn

Throws:

ResourceUnavailableException

reset

public void reset()

Specified by:

reset in interface PlugIn

getControl

public java.lang.Object getControl(java.lang.String controlType)

Specified by:

getControl in interface Controls

getControls

public java.lang.Object[] getControls()

Specified by:

getControls in interface Controls