Package com.journeyapps.barcodescanner

Class RawImageData

java.lang.Object

com.journeyapps.barcodescanner.RawImageData

public class RawImageData
extends Object

Constructor Summary

Constructors

Constructor	Description
RawImageData(byte[] data, int width, int height)

Method Summary

Modifier and Type	Method	Description
RawImageData	cropAndScale(Rect cropRect, int scale)
byte[]	getData()
int	getHeight()
int	getWidth()
static byte[]	rotate180(byte[] data, int imageWidth, int imageHeight)	Rotate an image by 180 degrees.
RawImageData	rotateCameraPreview(int cameraRotation)
static byte[]	rotateCCW(byte[] data, int imageWidth, int imageHeight)	Rotate an image by 90 degrees CCW.
static byte[]	rotateCW(byte[] data, int imageWidth, int imageHeight)	Rotate an image by 90 degrees CW.

Methods inherited from class java.lang.Object

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

Constructor Detail

RawImageData

public RawImageData(byte[] data,
                    int width,
                    int height)

Method Detail

getData

public byte[] getData()

getWidth

public int getWidth()

getHeight

public int getHeight()

cropAndScale

public RawImageData cropAndScale(Rect cropRect,
                                 int scale)

rotateCameraPreview

public RawImageData rotateCameraPreview(int cameraRotation)

rotateCW

public static byte[] rotateCW(byte[] data,
                              int imageWidth,
                              int imageHeight)

Rotate an image by 90 degrees CW.

Parameters:

data - the image data, in with the first width * height bytes being the luminance data.

imageWidth - the width of the image

imageHeight - the height of the image

Returns:

the rotated bytes

rotate180

public static byte[] rotate180(byte[] data,
                               int imageWidth,
                               int imageHeight)

Rotate an image by 180 degrees.

Parameters:

data - the image data, in with the first width * height bytes being the luminance data.

imageWidth - the width of the image

imageHeight - the height of the image

Returns:

the rotated bytes

rotateCCW

public static byte[] rotateCCW(byte[] data,
                               int imageWidth,
                               int imageHeight)

Rotate an image by 90 degrees CCW.

Parameters:

data - the image data, in with the first width * height bytes being the luminance data.

imageWidth - the width of the image

imageHeight - the height of the image

Returns:

the rotated bytes