React Native (Android) detect sound exists on remote video url












1















I want to create a native android module to detect whether audio tracks exist on a video. Right now I'm using MediaPlayer, but onPrepared isn't being called. Am I missing something? The native module bundles correctly as well. My log says MediaPlayer: Couldn't open file on client side; trying server side: java.io.FileNotFoundException: No content provider: https://storage.googleapis.com/SPECIAL_FILE.mp4



public class RNSoundDetectionModule extends ReactContextBaseJavaModule {

private final ReactApplicationContext reactContext;

public RNSoundDetectionModule(ReactApplicationContext reactContext) {
super(reactContext);
this.reactContext = reactContext;
}
@ReactMethod
public void doesLocalVideoHaveAudioTrack(String path, Callback cb) {
boolean audioTrack =false;

MediaMetadataRetriever retriever = new MediaMetadataRetriever();
retriever.setDataSource(path);
String hasAudioStr = retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_HAS_AUDIO);
if(hasAudioStr!=null && hasAudioStr.equals("yes")){
audioTrack=true; }
else{
audioTrack=false; }
try {
cb.invoke(audioTrack, null);
} catch (Exception e) {
cb.invoke(e.toString(), null);
}
}

@ReactMethod
public void getRemoteAudioTracks(String path, final Callback cb) {
try {
MediaPlayer mediaPlayer = new MediaPlayer();
mediaPlayer.setDataSource(path);
mediaPlayer.setOnPreparedListener(new MediaPlayer.OnPreparedListener(){

@Override
public void onPrepared(MediaPlayer mp) {
cb.invoke(mp.getTrackInfo(), null);
}
});
mediaPlayer.prepareAsync();
} catch (IOException e) {
cb.invoke(e.toString(), null);
}
}
@Override
public String getName() {
return "RNSoundDetection";
}
}









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    1















    I want to create a native android module to detect whether audio tracks exist on a video. Right now I'm using MediaPlayer, but onPrepared isn't being called. Am I missing something? The native module bundles correctly as well. My log says MediaPlayer: Couldn't open file on client side; trying server side: java.io.FileNotFoundException: No content provider: https://storage.googleapis.com/SPECIAL_FILE.mp4



    public class RNSoundDetectionModule extends ReactContextBaseJavaModule {

    private final ReactApplicationContext reactContext;

    public RNSoundDetectionModule(ReactApplicationContext reactContext) {
    super(reactContext);
    this.reactContext = reactContext;
    }
    @ReactMethod
    public void doesLocalVideoHaveAudioTrack(String path, Callback cb) {
    boolean audioTrack =false;

    MediaMetadataRetriever retriever = new MediaMetadataRetriever();
    retriever.setDataSource(path);
    String hasAudioStr = retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_HAS_AUDIO);
    if(hasAudioStr!=null && hasAudioStr.equals("yes")){
    audioTrack=true; }
    else{
    audioTrack=false; }
    try {
    cb.invoke(audioTrack, null);
    } catch (Exception e) {
    cb.invoke(e.toString(), null);
    }
    }

    @ReactMethod
    public void getRemoteAudioTracks(String path, final Callback cb) {
    try {
    MediaPlayer mediaPlayer = new MediaPlayer();
    mediaPlayer.setDataSource(path);
    mediaPlayer.setOnPreparedListener(new MediaPlayer.OnPreparedListener(){

    @Override
    public void onPrepared(MediaPlayer mp) {
    cb.invoke(mp.getTrackInfo(), null);
    }
    });
    mediaPlayer.prepareAsync();
    } catch (IOException e) {
    cb.invoke(e.toString(), null);
    }
    }
    @Override
    public String getName() {
    return "RNSoundDetection";
    }
    }









    share|improve this question



























      1












      1








      1








      I want to create a native android module to detect whether audio tracks exist on a video. Right now I'm using MediaPlayer, but onPrepared isn't being called. Am I missing something? The native module bundles correctly as well. My log says MediaPlayer: Couldn't open file on client side; trying server side: java.io.FileNotFoundException: No content provider: https://storage.googleapis.com/SPECIAL_FILE.mp4



      public class RNSoundDetectionModule extends ReactContextBaseJavaModule {

      private final ReactApplicationContext reactContext;

      public RNSoundDetectionModule(ReactApplicationContext reactContext) {
      super(reactContext);
      this.reactContext = reactContext;
      }
      @ReactMethod
      public void doesLocalVideoHaveAudioTrack(String path, Callback cb) {
      boolean audioTrack =false;

      MediaMetadataRetriever retriever = new MediaMetadataRetriever();
      retriever.setDataSource(path);
      String hasAudioStr = retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_HAS_AUDIO);
      if(hasAudioStr!=null && hasAudioStr.equals("yes")){
      audioTrack=true; }
      else{
      audioTrack=false; }
      try {
      cb.invoke(audioTrack, null);
      } catch (Exception e) {
      cb.invoke(e.toString(), null);
      }
      }

      @ReactMethod
      public void getRemoteAudioTracks(String path, final Callback cb) {
      try {
      MediaPlayer mediaPlayer = new MediaPlayer();
      mediaPlayer.setDataSource(path);
      mediaPlayer.setOnPreparedListener(new MediaPlayer.OnPreparedListener(){

      @Override
      public void onPrepared(MediaPlayer mp) {
      cb.invoke(mp.getTrackInfo(), null);
      }
      });
      mediaPlayer.prepareAsync();
      } catch (IOException e) {
      cb.invoke(e.toString(), null);
      }
      }
      @Override
      public String getName() {
      return "RNSoundDetection";
      }
      }









      share|improve this question
















      I want to create a native android module to detect whether audio tracks exist on a video. Right now I'm using MediaPlayer, but onPrepared isn't being called. Am I missing something? The native module bundles correctly as well. My log says MediaPlayer: Couldn't open file on client side; trying server side: java.io.FileNotFoundException: No content provider: https://storage.googleapis.com/SPECIAL_FILE.mp4



      public class RNSoundDetectionModule extends ReactContextBaseJavaModule {

      private final ReactApplicationContext reactContext;

      public RNSoundDetectionModule(ReactApplicationContext reactContext) {
      super(reactContext);
      this.reactContext = reactContext;
      }
      @ReactMethod
      public void doesLocalVideoHaveAudioTrack(String path, Callback cb) {
      boolean audioTrack =false;

      MediaMetadataRetriever retriever = new MediaMetadataRetriever();
      retriever.setDataSource(path);
      String hasAudioStr = retriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_HAS_AUDIO);
      if(hasAudioStr!=null && hasAudioStr.equals("yes")){
      audioTrack=true; }
      else{
      audioTrack=false; }
      try {
      cb.invoke(audioTrack, null);
      } catch (Exception e) {
      cb.invoke(e.toString(), null);
      }
      }

      @ReactMethod
      public void getRemoteAudioTracks(String path, final Callback cb) {
      try {
      MediaPlayer mediaPlayer = new MediaPlayer();
      mediaPlayer.setDataSource(path);
      mediaPlayer.setOnPreparedListener(new MediaPlayer.OnPreparedListener(){

      @Override
      public void onPrepared(MediaPlayer mp) {
      cb.invoke(mp.getTrackInfo(), null);
      }
      });
      mediaPlayer.prepareAsync();
      } catch (IOException e) {
      cb.invoke(e.toString(), null);
      }
      }
      @Override
      public String getName() {
      return "RNSoundDetection";
      }
      }






      android react-native android-mediaplayer






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      edited Nov 27 '18 at 16:29







      evanjmg

















      asked Nov 27 '18 at 15:59









      evanjmgevanjmg

      1,09898




      1,09898
























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          Fixed it - see my library here: https://github.com/evanjmg/react-native-sound-detection






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            1 Answer
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            Fixed it - see my library here: https://github.com/evanjmg/react-native-sound-detection






            share|improve this answer




























              0














              Fixed it - see my library here: https://github.com/evanjmg/react-native-sound-detection






              share|improve this answer


























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                Fixed it - see my library here: https://github.com/evanjmg/react-native-sound-detection






                share|improve this answer













                Fixed it - see my library here: https://github.com/evanjmg/react-native-sound-detection







                share|improve this answer












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                share|improve this answer










                answered Nov 27 '18 at 18:24









                evanjmgevanjmg

                1,09898




                1,09898
































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