Package de.frankmuenster.jameica.qrscanner.utils

Class BufferedImageLuminanceSource

  • public final class BufferedImageLuminanceSource
extends com.google.zxing.LuminanceSource
    This LuminanceSource implementation is meant for J2SE clients and our blackbox unit tests.
    Author:
    dswitkin@google.com (Daniel Switkin), Sean Owen, code@elektrowolle.de (Wolfgang Jung)

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      com.google.zxing.LuminanceSource crop​(int left, int top, int width, int height)  
      byte[] getMatrix()  
      byte[] getRow​(int y, byte[] row)  
      boolean isCropSupported()  
      boolean isRotateSupported()
      This is always true, since the image is a gray-scale image.
      com.google.zxing.LuminanceSource rotateCounterClockwise()  
      com.google.zxing.LuminanceSource rotateCounterClockwise45()  

      • Methods inherited from class com.google.zxing.LuminanceSource

        getHeight, getWidth, invert, toString

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • BufferedImageLuminanceSource

        public BufferedImageLuminanceSource​(java.awt.image.BufferedImage image)

      • BufferedImageLuminanceSource

        public BufferedImageLuminanceSource​(java.awt.image.BufferedImage image,
                                    int left,
                                    int top,
                                    int width,
                                    int height)

    • Method Detail

      • getRow

        public byte[] getRow​(int y,
                     byte[] row)
        Specified by:
        getRow in class com.google.zxing.LuminanceSource

      • getMatrix

        public byte[] getMatrix()
        Specified by:
        getMatrix in class com.google.zxing.LuminanceSource

      • isCropSupported

        public boolean isCropSupported()
        Overrides:
        isCropSupported in class com.google.zxing.LuminanceSource

      • crop

        public com.google.zxing.LuminanceSource crop​(int left,
                                             int top,
                                             int width,
                                             int height)
        Overrides:
        crop in class com.google.zxing.LuminanceSource

      • isRotateSupported

        public boolean isRotateSupported()
        This is always true, since the image is a gray-scale image.
        Overrides:
        isRotateSupported in class com.google.zxing.LuminanceSource
        Returns:
        true

      • rotateCounterClockwise

        public com.google.zxing.LuminanceSource rotateCounterClockwise()
        Overrides:
        rotateCounterClockwise in class com.google.zxing.LuminanceSource

      • rotateCounterClockwise45

        public com.google.zxing.LuminanceSource rotateCounterClockwise45()
        Overrides:
        rotateCounterClockwise45 in class com.google.zxing.LuminanceSource