org.datavec.image.transform

Class ShowImageTransform

java.lang.Object

org.datavec.image.transform.BaseImageTransform

org.datavec.image.transform.ShowImageTransform

All Implemented Interfaces:

ImageTransform

public class ShowImageTransform
extends BaseImageTransform

Shows images on the screen, does not actually transform them. To continue to the next image, press any key in the window of the CanvasFrame.

Author:

saudet

Field Summary

Fields inherited from class org.datavec.image.transform.BaseImageTransform

converter, currentImage, random

Constructor Summary

Constructors

Constructor and Description
ShowImageTransform(org.bytedeco.javacv.CanvasFrame canvas) Calls this(canvas, -1).
ShowImageTransform(org.bytedeco.javacv.CanvasFrame canvas, int delay) Constructs an instance of the ImageTransform from a CanvasFrame.
ShowImageTransform(String title) Calls this(title, -1).
ShowImageTransform(String title, int delay) Constructs an instance of the ImageTransform with a new CanvasFrame.

Method Summary

Modifier and Type	Method and Description
protected ImageWritable	doTransform(ImageWritable image, Random random)
float[]	query(float... coordinates) Transforms the given coordinates using the parameters that were used to transform the last image.

Methods inherited from class org.datavec.image.transform.BaseImageTransform

getCurrentImage, transform, transform

Methods inherited from class java.lang.Object

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

Constructor Detail

ShowImageTransform

public ShowImageTransform(org.bytedeco.javacv.CanvasFrame canvas)

Calls this(canvas, -1).

ShowImageTransform

public ShowImageTransform(org.bytedeco.javacv.CanvasFrame canvas,
                          int delay)

Constructs an instance of the ImageTransform from a CanvasFrame.

Parameters:

canvas - to display images in

delay - max time to wait in milliseconds (0 == infinity, negative == no wait)

ShowImageTransform

public ShowImageTransform(String title)

Calls this(title, -1).

ShowImageTransform

public ShowImageTransform(String title,
                          int delay)

Constructs an instance of the ImageTransform with a new CanvasFrame.

Parameters:

title - of the new CanvasFrame to display images in

delay - max time to wait in milliseconds (0 == infinity, negative == no wait)

Method Detail

doTransform

protected ImageWritable doTransform(ImageWritable image,
                                    Random random)

Specified by:

doTransform in class BaseImageTransform

query

public float[] query(float... coordinates)

Description copied from interface: ImageTransform

Transforms the given coordinates using the parameters that were used to transform the last image.

Specified by:

query in interface ImageTransform

Overrides:

query in class BaseImageTransform

Parameters:

coordinates - to transforms (x1, y1, x2, y2, ...)

Returns:

transformed coordinates