icommand.vision
Class VisionEffect

java.lang.Object
  icommand.vision.VisionEffect

All Implemented Interfaces:

javax.media.Codec, javax.media.Controls, javax.media.Effect, javax.media.PlugIn

Direct Known Subclasses:

ColorEffect, FlipEffect, MotionDetectionEffect, RegionEffect

public abstract class VisionEffect
extends java.lang.Object
implements javax.media.Effect

Abstract Effect that specific Vision Effects inherit from

Author:

Lawrie Griffiths

Field Summary

protected javax.media.Format	inputFormat
protected javax.media.Format[]	inputFormats
protected javax.media.Format	outputFormat
protected javax.media.Format[]	outputFormats

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

VisionEffect()
Create the Effect.

Method Summary

void	close() Does nothing
java.lang.Object	getControl(java.lang.String controlType) Returns null
java.lang.Object[]	getControls() Returns null
javax.media.Format[]	getSupportedInputFormats() Get the supported input formats
javax.media.Format[]	getSupportedOutputFormats(javax.media.Format input) Get the supported output formats that matches the input format
protected javax.media.Format	matches(javax.media.Format in, javax.media.Format[] outs) Select the first output format that matches the input format.
void	open() Does nothing
void	reset() Does nothing
javax.media.Format	setInputFormat(javax.media.Format input) Set the input format.
javax.media.Format	setOutputFormat(javax.media.Format output) Set the output format.
protected byte[]	validateByteArraySize(javax.media.Buffer buffer, int newSize) Validate that the Buffer conforms to the expected format, and create a new byte array if not.

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.media.Codec

process

Methods inherited from interface javax.media.PlugIn

getName

Field Detail

inputFormat

protected javax.media.Format inputFormat

outputFormat

protected javax.media.Format outputFormat

inputFormats

protected javax.media.Format[] inputFormats

outputFormats

protected javax.media.Format[] outputFormats

Constructor Detail

VisionEffect

public VisionEffect()

Create the Effect. Only 24-bit color is supported.

Method Detail

getSupportedInputFormats

public javax.media.Format[] getSupportedInputFormats()

Get the supported input formats

Specified by:

getSupportedInputFormats in interface javax.media.Codec

Returns:

the supported input formats

getSupportedOutputFormats

public javax.media.Format[] getSupportedOutputFormats(javax.media.Format input)

Get the supported output formats that matches the input format

Specified by:

getSupportedOutputFormats in interface javax.media.Codec

Returns:

the supported output formats

setInputFormat

public javax.media.Format setInputFormat(javax.media.Format input)

Set the input format.

Specified by:

setInputFormat in interface javax.media.Codec

Parameters:

input - the required input format

Returns:

the input format

setOutputFormat

public javax.media.Format setOutputFormat(javax.media.Format output)

Set the output format. Ensures size and line stride are in the expected 24-bit 3-byte stride format.

Specified by:

setOutputFormat in interface javax.media.Codec

Parameters:

output - the output format

Returns:

the output format

open

public void open()

Does nothing

Specified by:

open in interface javax.media.PlugIn

close

public void close()

Does nothing

Specified by:

close in interface javax.media.PlugIn

reset

public void reset()

Does nothing

Specified by:

reset in interface javax.media.PlugIn

getControl

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

Returns null

Specified by:

getControl in interface javax.media.Controls

Returns:

null

getControls

public java.lang.Object[] getControls()

Returns null

Specified by:

getControls in interface javax.media.Controls

Returns:

null

matches

protected javax.media.Format matches(javax.media.Format in,
                                     javax.media.Format[] outs)

Select the first output format that matches the input format.

Returns:

first matching output format ot null if none match

validateByteArraySize

protected byte[] validateByteArraySize(javax.media.Buffer buffer,
                                       int newSize)

Validate that the Buffer conforms to the expected format, and create a new byte array if not.