File list (Check if you may need any files):
cvtest
......\.classpath
......\.project
......\AndroidManifest.xml
......\assets
......\bin
......\...\classes.dex
......\...\com
......\...\...\CWY
......\...\...\...\cvtest
......\...\...\...\......\LibFuns.class
......\...\...\...\......\main$ClickEvent.class
......\...\...\...\......\main.class
......\...\...\...\......\R$attr.class
......\...\...\...\......\R$drawable.class
......\...\...\...\......\R$id.class
......\...\...\...\......\R$layout.class
......\...\...\...\......\R$string.class
......\...\...\...\......\R.class
......\...\cvtest.apk
......\...\resources.ap_
......\default.properties
......\gen
......\...\com
......\...\...\CWY
......\...\...\...\cvtest
......\...\...\...\......\R.java
......\jni
......\...\Android.mk
......\...\ImgToGray.cpp
......\libs
......\....\armeabi
......\....\.......\libImgToGray.so
......\obj
......\...\local
......\...\.....\armeabi
......\...\.....\.......\libImgToGray.so
......\...\.....\.......\objs
......\...\.....\.......\....\ImgToGray
......\...\.....\.......\....\.........\ImgToGray.o
......\...\.....\.......\....\.........\ImgToGray.o.d
......\proguard.cfg
......\res
......\...\drawable-hdpi
......\...\.............\icon.png
......\...\drawable-ldpi
......\...\.............\icon.png
......\...\drawable-mdpi
......\...\.............\icon.png
......\...\layout
......\...\......\main.xml
......\...\values
......\...\......\strings.xml
......\src
......\...\com
......\...\...\CWY
......\...\...\...\cvtest
......\...\...\...\......\LibFuns.java
......\...\...\...\......\main.java