import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.widget.Toast;
import com.musicg.fingerprint.FingerprintSimilarity;
import com.musicg.wave.Wave;
import java.io.FileNotFoundException;
public class MainActivity extends AppCompatActivity {
FingerprintSimilarity fingerprintsimilarity;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Wave wave =new Wave("raw/test.wav");
Wave wave1=new Wave("raw/test.wav");
fingerprintsimilarity = wave.getFingerprintSimilarity(wave1);
float score = fingerprintsimilarity.getScore();
float similarity = fingerprintsimilarity.getSimilarity();
Log.d("HI", "Score : " + score + "\n Similarity : " + similarity);
}
}
Implementing musicg for fingerprint matching following error occurs :
06-12 12:06:41.921 20132-20132/? I/art: Late-enabling -Xcheck:jni 06-12 12:06:42.023 20132-20132/? W/System: ClassLoader referenced unknown path: /data/app/com.example.dhrum.fingerprintmatching-2/lib/arm64 06-12 12:06:42.037 20132-20132/? I/InstantRun: starting instant run server: is main process 06-12 12:06:42.098 20132-20132/? W/art: Before Android 4.1, method android.graphics.PorterDuffColorFilter android.support.graphics.drawable.VectorDrawableCompat.updateTintFilter(android.graphics.PorterDuffColorFilter, android.content.res.ColorStateList, android.graphics.PorterDuff$Mode) would have incorrectly overridden the package-private method in android.graphics.drawable.Drawable 06-12 12:06:42.191 20132-20132/? W/System.err: java.io.FileNotFoundException: raw/test.wav (No such file or directory) 06-12 12:06:42.192 20132-20132/? W/System.err: at java.io.FileInputStream.open(Native Method) 06-12 12:06:42.192 20132-20132/? W/System.err: at java.io.FileInputStream.(FileInputStream.java:146) 06-12 12:06:42.192 20132-20132/? W/System.err: at java.io.FileInputStream.(FileInputStream.java:99) 06-12 12:06:42.192 20132-20132/? W/System.err: at com.musicg.wave.Wave.(Wave.java:60) 06-12 12:06:42.192 20132-20132/? W/System.err: at com.example.dhrum.fingerprintmatching.MainActivity.onCreate(MainActivity.java:20) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.Activity.performCreate(Activity.java:6760) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1134) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2681) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2814) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.ActivityThread.-wrap12(ActivityThread.java) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1527) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.os.Handler.dispatchMessage(Handler.java:102) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.os.Looper.loop(Looper.java:154) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.ActivityThread.main(ActivityThread.java:6290) 06-12 12:06:42.192 20132-20132/? W/System.err: at java.lang.reflect.Method.invoke(Native Method) 06-12 12:06:42.192 20132-20132/? W/System.err: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886) 06-12 12:06:42.192 20132-20132/? W/System.err: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776) 06-12 12:06:42.192 20132-20132/? W/System.err: java.io.FileNotFoundException: raw/test.wav (No such file or directory) 06-12 12:06:42.192 20132-20132/? W/System.err: at java.io.FileInputStream.open(Native Method) 06-12 12:06:42.192 20132-20132/? W/System.err: at java.io.FileInputStream.(FileInputStream.java:146) 06-12 12:06:42.192 20132-20132/? W/System.err: at java.io.FileInputStream.(FileInputStream.java:99) 06-12 12:06:42.192 20132-20132/? W/System.err: at com.musicg.wave.Wave.(Wave.java:60) 06-12 12:06:42.192 20132-20132/? W/System.err: at com.example.dhrum.fingerprintmatching.MainActivity.onCreate(MainActivity.java:21) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.Activity.performCreate(Activity.java:6760) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1134) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2681) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2814) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.ActivityThread.-wrap12(ActivityThread.java) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1527) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.os.Handler.dispatchMessage(Handler.java:102) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.os.Looper.loop(Looper.java:154) 06-12 12:06:42.192 20132-20132/? W/System.err: at android.app.ActivityThread.main(ActivityThread.java:6290) 06-12 12:06:42.192 20132-20132/? W/System.err: at java.lang.reflect.Method.invoke(Native Method) 06-12 12:06:42.193 20132-20132/? W/System.err: at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886) 06-12 12:06:42.193 20132-20132/? W/System.err: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776) 06-12 12:06:42.195 20132-20132/? D/AndroidRuntime: Shutting down VM 06-12 12:06:42.195 20132-20132/? E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.dhrum.fingerprintmatching, PID: 20132 java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.dhrum.fingerprintmatching/com.example.dhrum.fingerprintmatching.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'int com.musicg.wave.WaveHeader.getSampleRate()' on a null object reference at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2728) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2814) at android.app.ActivityThread.-wrap12(ActivityThread.java) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1527) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:154) at android.app.ActivityThread.main(ActivityThread.java:6290) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776) Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'int com.musicg.wave.WaveHeader.getSampleRate()' on a null object reference at com.musicg.fingerprint.FingerprintManager.extractFingerprint(FingerprintManager.java:69) at com.musicg.wave.Wave.getFingerprint(Wave.java:329) at com.musicg.wave.Wave.getFingerprintSimilarity(Wave.java:335) at com.example.dhrum.fingerprintmatching.MainActivity.onCreate(MainActivity.java:22) at android.app.Activity.performCreate(Activity.java:6760) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1134) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2681) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2814) at android.app.ActivityThread.-wrap12(ActivityThread.java) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1527) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:154) at android.app.ActivityThread.main(ActivityThread.java:6290) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776) 06-12 12:06:42.196 20132-20132/? D/AppTracker: App Event: crash 06-12 12:06:42.216 20132-20132/? I/Process: Sending signal. PID: 20132 SIG: 9
I am using mono wav files and files are in a folder named raw inside the app folder.
