1) Install Android SDK and NDK
------------------------------
- download Android SDK base package:
http://developer.android.com/sdk/index.html
- untar SDK in $HOME/android
- export PATH=${PATH}:$HOME/android/android-sdk-linux_86/tools
- apt-get install ant
- run 'android'
  * download SDK 2.1 & 1.6
  * create AVD "myphone" for SDK 1.6
- download Android NDK 1.6 package, unzip in $HOME/android
- from NDK directory, run 'build/host-setup.sh --no-awk-check'

2) Build application
--------------------
- Move to 'ARDroneLib/Soft/Build directory'
- From Edit 'custom.makefile' and set USE_ANDROID=yes
- Edit 'config.makefile' and check line :     
     * SDK_FLAGS+="TOOLCHAIN_VERSION=arm-eabi-4.4.0"
     * SDK_FLAGS+="NDK_PLATFORM_VERSION=android-5"
- export NDK_PATH=$(HOME)/android-ndk-r3
- Run 'make'
- Copy libpc_ardrone.a, libsdk.a and libvlib.a located in targets_versions directory to <NDK>/out/apps/ardrone/armeabi/.
- Copy 'ardrone' directory to <NDK>/apps directory
- export SDK_PATH
- from NDK directory, run 'make APP=ardrone' to build native lib
- from <NDK>/apps/ardrone/project, run 'ant debug' or 'ant release' if needed set sdk path run 'ant debug|release -Dsdk.dir=$(ANDROID_SDK_PATH)'
- application package is now in <NDK>/apps/ardrone/project/bin directory

3) Install application on Android phone
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  * connect phone via USB
  * adb -d install -r <NDK>/apps/ardrone/project/bin/DemoActivity-debug.apk
