ly.img.android.sdk.utils

Class TransparentJpeg

java.lang.Object

ly.img.android.sdk.utils.TransparentJpeg

public class TransparentJpeg
extends java.lang.Object

A lib that saves an ARGB Bitmap separated as RGB an Alpha Chanel in separate jpeg files.

Method Summary

Modifier and Type	Method and Description
static boolean	combinationExists(java.io.File dir, java.lang.String filename, boolean cleanupIfNot) Check if the RGB and ALPHA channel's exists
static void	deleteTransparentJpeg(java.io.File dir, java.lang.String filename) Delete the RGB and ALPHA Jpeg.
static android.graphics.Bitmap	loadTransparentJpeg(java.io.File dir, java.lang.String filename) Load the RGB and ALPHA channel and combine them into one Bitmap.
static boolean	saveTransparentJpeg(java.io.File dir, java.lang.String filename, android.graphics.Bitmap bitmap) Save ARGB Bitmap in two JPEG files

Methods inherited from class java.lang.Object

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

Method Detail

saveTransparentJpeg

public static boolean saveTransparentJpeg(java.io.File dir,
                                          java.lang.String filename,
                                          android.graphics.Bitmap bitmap)

Save ARGB Bitmap in two JPEG files

Parameters:

dir - save directory

filename - the filename prefix

bitmap - the bitmap that should be saved

Returns:

true if saving is successful, false if the files can not be written

deleteTransparentJpeg

public static void deleteTransparentJpeg(java.io.File dir,
                                         java.lang.String filename)

Delete the RGB and ALPHA Jpeg.

Parameters:

dir - save directory

filename - the filename prefix

combinationExists

public static boolean combinationExists(java.io.File dir,
                                        java.lang.String filename,
                                        boolean cleanupIfNot)

Check if the RGB and ALPHA channel's exists

Parameters:

dir - save directory

filename - the filename prefix

cleanupIfNot - delete the second channel if the other not present

Returns:

true, if the RGB and ALPHA channel is present.

loadTransparentJpeg

public static android.graphics.Bitmap loadTransparentJpeg(java.io.File dir,
                                                          java.lang.String filename)

Load the RGB and ALPHA channel and combine them into one Bitmap.

Parameters:

dir - save directory

filename - the filename prefix

Returns:

the resulting bitmap in ARGB_8888