bsty2015 / ndkdemos

android studio NDK开发dmeo

#ndk on andorid studio for mac ##1.Configure JDK, NDK path environments ####I'm using jdk 1.8.0_45 and official ndk. ##2. Add javah, ndk-build as External Tools (Menu Location is 'Settings > Tools > External Tools') ###2-1. Configure javah ###2-2. Configure ndk-build ###2-3. Configure ndk-build clean ##3. Create a new Android Studio Project ##4. Add a java class for JNI ##5. Create a folder for JNI ##6. Configure build.gradle

android {  
 ...   
 defaultConfig {   
   ...     
   ndk {     
     moduleName "your dllname"    
      }     
   sourceSets.main { 
     jni.srcDirs = []       
     jniLibs.srcDir "src/main/libs"     
        }     
 	...   
 	}  
 ...
}
          

##7. First Build ####We will encounter an error like 'Error: NDK integration is deprecated in the current plugin. blah blah'. ####Because we are not using the experimental class for NDK.

####Let's add one line in 'gradle.properties'.

android.useDeprecatedNdk=true

####And build again, it must be succeeded.

##8. Create a JNI header file ####Use 'NDK external tools - javah' ####Then we will have a JNI header file. ##9. Create a C++ source file

####We don't need to check "Create associated header".

##10. Create some MakeFiles

####Android.mk

####Application.mk

##11. Build Our NDK Library

##12. Let's Use Our NDK Library Function ##13. Final Build and Create APK