hi my friends,i use opencv library for android,i run other sample opencv successfully but for Sample - face-detection this have a message "Could not find OpenCV Sample - face-detection.apk! "; i seted opencv in eclipse according below: 1)i downloaded OpenCV-2.4.9-android-sdk; 2)c/c++ build i setted ${NDKROOT}/ndk-build 3)i set NDKROOT system varrible; 4)c/c++ build >ToolChain Editor i seted current builder =android builder
please help me