eclipse - Beginning OpenCV in Android -


i have knowledge in android , learn opencv,for have followed several tutorials , ended doing following steps.

  1. download eclipse c/c++ developers   2. added android plugin   3. set path ndk   4. downloaded opencv library , samples   5. imported library , samples in eclipse   6. installed opencv manager in device

but, dismay,a cross appears in library folder , other sample folders shows foot-mark or build error, step missing out. please help. thx in advance.

right click on project -> properties->android. add android library android project

add opencv library project. right click on project -> properties->android add library

to convert project c/c++ project

right click on project -> new -> other -> c/c++ -> convert c/c++ project

if have converted project c/c++ project ensure follows

right click on

project -> properties->c/c++ general -> paths , symbols -> includes -> gnu c , gnu c++ add path e:/android-ndk-r8d/platforms/android-14/arch-arm/usr/include

similar this

also add path c:\opencv-2.4.5-android-sdk\sdk\native\jni\include above


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