no respone

I am getting an error in android studio compilation
Please have a look at it and let me know what's wrong
C:\Users\Horopter\Documents\GitHub\Android-Apps\AVC\app\src\main\jni\armArch.c
Error:(15) undefined reference to android_getCpuFamily' Error:(19) undefined reference toandroid_getCpuFeatures'
Error:error: ld returned 1 exit status
make.exe: *** [C:\Users\Horopter\Documents\GitHub\Android-Apps\AVC\app\build\intermediates\ndk\debug\obj/local/arm64-v8a/libARM_ARCH.so] Error 1
Error:Execution failed for task ':app:compileDebugNdk'.

com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process 'command 'C:\Users\Horopter\AppData\Local\Android\sdk\ndk-bundle\ndk-build.cmd'' finished with non-zero exit value 2

-y -i "videoPath" -strict experimental -vcodec libx264 -s 640x360 -aspect 16:9 -r 30 -b 1000k
This is my code,and I run project is much slow.A Video that is 50M,and it spend 30min compressing .

when i use this lib run on nexus 6p ,there is a error :

===================================

om.github.hiteshsondhi88.libffmpeg.exceptions.FFmpegNotSupportedException: Device not supported
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at com.github.hiteshsondhi88.libffmpeg.FFmpeg.loadBinary(FFmpeg.java:52)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at com.yink.sardar.Compressor.loadBinary(Compressor.java:27)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at com.cretve.screamingreel.BaseScreamingReelActivity.compressVideo(BaseScreamingReelActivity.java:894)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at com.cretve.screamingreel.activity.AddCatchOrEditActivity.compressVideo(AddCatchOrEditActivity.java:234)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at com.cretve.screamingreel.activity.AddCatchOrEditActivity.onCreate(AddCatchOrEditActivity.java:206)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at android.app.Activity.performCreate(Activity.java:6251)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1107)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2369)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2476)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at android.app.ActivityThread.-wrap11(ActivityThread.java)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1344)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at android.os.Handler.dispatchMessage(Handler.java:102)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at android.os.Looper.loop(Looper.java:148)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at android.app.ActivityThread.main(ActivityThread.java:5422)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at java.lang.reflect.Method.invoke(Native Method)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
07-04 14:15:51.236 4214-4214/com.thescreamingreel.androidapp W/System.err: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)

I think this error cause by a cpu arch,but how to solve？