first look at you folder: /opencv/OpenCV-2.4.7-android-sdk/apk
there are the apks, I used OpenCV_2.4.7_Manager_2.14_armv7a-neon.apk
where is Opencv Manager source code,you can found with path:
/opencv/opencv-2.4.7/modules/java/
/opencv/opencv-2.4.7/modules/androidcamera/
/opencv/opencv-2.4.7/platforms/android/
