fix metadata issue

app/src/main/java/phone/vishnu/dialogmusicplayer/Audio.java

@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2021 - 2022 Vishnu Sanal. T
+ *
+ * This file is part of DialogMusicPlayer.
+ *
+ * DialogMusicPlayer is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package phone.vishnu.dialogmusicplayer;
+
+import android.net.Uri;
+
+public class Audio {
+
+    private String name, artist;
+    private long duration;
+    private Uri uri;
+
+    public Audio() {}
+
+    public Audio(String name, String artist, long duration, Uri uri) {
+        this.name = name;
+        this.artist = artist;
+        this.duration = duration;
+        this.uri = uri;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getArtist() {
+        return artist;
+    }
+
+    public void setArtist(String artist) {
+        this.artist = artist;
+    }
+
+    public long getDuration() {
+        return duration;
+    }
+
+    public void setDuration(long duration) {
+        this.duration = duration;
+    }
+
+    public Uri getUri() {
+        return uri;
+    }
+
+    public void setUri(Uri uri) {
+        this.uri = uri;
+    }
+
+    @Override
+    public String toString() {
+        return "Audio{"
+                + "name='"
+                + name
+                + '\''
+                + ", artist='"
+                + artist
+                + '\''
+                + ", duration="
+                + duration
+                + ", uri="
+                + uri
+                + '}';
+    }
+}

app/src/main/java/phone/vishnu/dialogmusicplayer/AudioUtils.java

@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2021 - 2022 Vishnu Sanal. T
+ *
+ * This file is part of DialogMusicPlayer.
+ *
+ * DialogMusicPlayer is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package phone.vishnu.dialogmusicplayer;
+
+import android.content.ContentUris;
+import android.content.Context;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Build;
+import android.provider.MediaStore;
+
+public class AudioUtils {
+
+    public static Audio getMetaData(Context context, String duration, Uri uri) {
+
+        try (Cursor cursor =
+                context.getApplicationContext()
+                        .getContentResolver()
+                        .query(
+                                Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q
+                                        ? MediaStore.Audio.Media.getContentUri(
+                                                MediaStore.VOLUME_EXTERNAL)
+                                        : MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,
+                                new String[] {
+                                    MediaStore.Video.Media._ID,
+                                    MediaStore.Video.Media.DISPLAY_NAME,
+                                    MediaStore.Video.Media.ARTIST,
+                                    MediaStore.Video.Media.DURATION,
+                                },
+                                MediaStore.Video.Media.DURATION + " = ?",
+                                new String[] {duration},
+                                null)) {
+
+            int idColumn = cursor.getColumnIndexOrThrow(MediaStore.Video.Media._ID);
+
+            int nameColumn = cursor.getColumnIndexOrThrow(MediaStore.Video.Media.DISPLAY_NAME);
+
+            int durationColumn = cursor.getColumnIndexOrThrow(MediaStore.Video.Media.DURATION);
+
+            int artistColumn = cursor.getColumnIndexOrThrow(MediaStore.Video.Media.ARTIST);
+
+            //noinspection LoopStatementThatDoesntLoop
+            while (cursor.moveToNext()) {
+
+                long id = cursor.getLong(idColumn);
+
+                Uri contentUri =
+                        ContentUris.withAppendedId(MediaStore.Video.Media.EXTERNAL_CONTENT_URI, id);
+
+                int d = cursor.getInt(durationColumn);
+
+                String name = cursor.getString(nameColumn);
+
+                if (name == null || name.equals("<unknown>")) name = extractName(uri);
+
+                String artist = cursor.getString(artistColumn);
+
+                if (artist == null || artist.equals("<unknown>")) artist = "<Unknown Artist>";
+
+                return new Audio(name, artist, d, contentUri);
+            }
+        }
+
+        return new Audio(extractName(uri), "<Unknown Artist>", Long.parseLong(duration), uri);
+    }
+
+    private static String extractName(Uri uri) {
+
+        String[] split = uri.getLastPathSegment().split("/");
+
+        if (split.length == 0) split = new String[] {"<Unknown Title>"};
+
+        return split[split.length - 1];
+    }
+}

app/src/main/java/phone/vishnu/dialogmusicplayer/MainActivity.java

@@ -24,7 +24,6 @@
 import android.content.pm.ActivityInfo;
 import android.content.pm.PackageManager;
 import android.content.res.Configuration;
-import android.media.MediaMetadataRetriever;
 import android.media.MediaPlayer;
 import android.net.Uri;
 import android.os.Build;
@@ -199,7 +198,7 @@ private void initTasks(Intent intent) {
 
             imageView.setImageResource(R.drawable.ic_pause);
 
-            populateMetaDataTextViews(uri);
+            populateMetaDataTextViews(uri, mediaPlayer.getDuration());
             setTextViewScrollingBehaviour();
         }
     }
@@ -261,37 +260,25 @@ private String getFormattedTime(long millis) {
         return minutes + ":" + secs;
     }
 
-    private void populateMetaDataTextViews(Uri uri) {
-
-        String title = null, artist = null;
+    private void populateMetaDataTextViews(Uri uri, long millis) {
 
         try {
 
-            MediaMetadataRetriever mediaMetadataRetriever = new MediaMetadataRetriever();
+            Audio audio = AudioUtils.getMetaData(this, String.valueOf(millis), uri);
 
-            String s = uri.getPath().replace(uri.getPath().split("/")[1], "");
+            Log.e("vishnu", "populateMetaDataTextViews: " + audio);
 
-            Log.e("vishnu", "populateMetaDataTextViews: " + s);
+            fileNameTV.setText(audio.getName());
+            artistNameTV.setText(audio.getArtist());
 
-            mediaMetadataRetriever.setDataSource(s);
+        } catch (Exception e) {
+            Log.e("vishnu", "populateMetaDataTextViews: " + e);
 
-            title =
-                    mediaMetadataRetriever.extractMetadata(
-                            MediaMetadataRetriever.METADATA_KEY_TITLE);
-            artist =
-                    mediaMetadataRetriever.extractMetadata(
-                            MediaMetadataRetriever.METADATA_KEY_ARTIST);
+            fileNameTV.setText("<Unknown Title>");
+            fileNameTV.setText("<Unknown Artist>");
 
-        } catch (Exception e) {
             e.printStackTrace();
         }
-
-        String[] split = uri.getLastPathSegment().split("/");
-
-        if (split.length == 0) split = new String[] {"<Unknown Title>"};
-
-        fileNameTV.setText(title == null ? split[split.length - 1] : title);
-        artistNameTV.setText(artist == null ? "<Unknown Artist>" : artist);
     }
 
     public void enableScreenRotation() {