RMJAIImageReader

java.lang.Object

com.reportmill.graphics.RMJAIImageReader

All Implemented Interfaces:: RMImageData.ImageReader

public class RMJAIImageReader extends Object implements RMImageData.ImageReader

Constructor Summary

Constructors

Constructor

Description

RMJAIImageReader(RMImageData anImageData)

Creates a new image reader for given image data.
Method Summary

Modifier and Type

Method

Description

static boolean

canRead(byte[] bytes)

Returns whether JAI image reader can read the file provided in the byte array.

static boolean

canRead(String anExt)

Returns whether JAI image reader can read files with given extension.

Image

getImage()

static String

getType(byte[] bytes)

Returns the type of the image bytes provided.

static BufferedImage

newBufferedImage(int width, int height, boolean hasAlpha)

void

readBasicInfo()

Reads basic image info.

void

readBasicInfoJPG()

Reads basic image info specifically optimized for JPEG images (without having to create Java RenderedImage).

void

readBytesDecoded()

Loads and sets the decoded bytes for the image data.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- RMJAIImageReader
  
  public RMJAIImageReader(RMImageData anImageData)
  
  Creates a new image reader for given image data.
Method Details
- canRead
  
  public static boolean canRead(String anExt)
  
  Returns whether JAI image reader can read files with given extension.
- canRead
  
  public static boolean canRead(byte[] bytes)
  
  Returns whether JAI image reader can read the file provided in the byte array.
- getType
  
  public static String getType(byte[] bytes)
  
  Returns the type of the image bytes provided.
- readBasicInfo
  
  public void readBasicInfo()
  
  Reads basic image info.
  
  Specified by:
  
  readBasicInfo in interface RMImageData.ImageReader
- readBasicInfoJPG
  
  public void readBasicInfoJPG()
  
  Reads basic image info specifically optimized for JPEG images (without having to create Java RenderedImage).
- readBytesDecoded
  
  public void readBytesDecoded()
  
  Loads and sets the decoded bytes for the image data.
  
  Specified by:
  
  readBytesDecoded in interface RMImageData.ImageReader
- getImage
  
  public Image getImage()
- newBufferedImage
  
  public static BufferedImage newBufferedImage(int width, int height, boolean hasAlpha)