Package com.github.ngoanh2n

Class ImageUtils

java.lang.Object

com.github.ngoanh2n.ImageUtils

public class ImageUtils
extends Object

Utils for image process.

• GitHub: ngoanh2n/commons
• Maven: com.github.ngoanh2n:commons

Since:

2021

Constructor Summary

Constructors

Constructor	Description
ImageUtils()

Method Summary

Modifier and Type	Method	Description
static BufferedImage	create(Dimension size)	Create a new BufferedImage.
static BufferedImage	create(BufferedImage image)	Create a new BufferedImage.
static BufferedImage	create(BufferedImage image, Dimension size)	Create a new BufferedImage.
static BufferedImage	crop(BufferedImage image, Rectangle rect)	Crop a new sub image from source image by a rectangle.
static void	drawArea(BufferedImage image, BufferedImage area, Point location)	Draw a sub image over source image at specific location.
static void	fill(BufferedImage image, Color color)	Fill color over image.
static File	save(BufferedImage image, File output)	Save image to output.

Methods inherited from class java.lang.Object

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

Constructor Details

ImageUtils

public ImageUtils()

Method Details

create

public static BufferedImage create(Dimension size)

Create a new BufferedImage.

Parameters:

size - The dimension for new BufferedImage.

Returns:

The BufferedImage.

create

public static BufferedImage create(BufferedImage image)

Create a new BufferedImage.

Parameters:

image - The original image to fill over new BufferedImage.

Returns:

The BufferedImage.

create

public static BufferedImage create(BufferedImage image,
 Dimension size)

Create a new BufferedImage.

Parameters:

image - The source image to fill over new BufferedImage.

size - The dimension for new BufferedImage.

Returns:

The BufferedImage.

fill

public static void fill(BufferedImage image,
 Color color)

Fill color over image.

Parameters:

image - The image to be colored.

color - The color to fill over image.

crop

public static BufferedImage crop(BufferedImage image,
 Rectangle rect)

Crop a new sub image from source image by a rectangle.

Parameters:

image - The image to be cropped.

rect - The bounding rectangle against source image.

Returns:

The new BufferedImage after cropped.

drawArea

public static void drawArea(BufferedImage image,
 BufferedImage area,
 Point location)

Draw a sub image over source image at specific location.

Parameters:

image - The source image to be drawed.

area - The sub image to draw over source image.

location - The specific location as starting point.

save

public static File save(BufferedImage image,
 File output)

Save image to output.

Parameters:

image - The image to be saved.

output - The location to store.

Returns:

The saved location as File.