Mute videos by default is now available.

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewVideoActivity.java

@@ -7,6 +7,7 @@ import android.animation.ValueAnimator;
 import android.app.DownloadManager;
 import android.content.Context;
 import android.content.Intent;
+import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
 import android.content.res.Configuration;
 import android.graphics.PorterDuff;
@@ -22,6 +23,7 @@ import android.view.MenuItem;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ImageButton;
 import android.widget.LinearLayout;
 import android.widget.RelativeLayout;
 import android.widget.Toast;
@@ -37,10 +39,12 @@ import com.github.pwittchen.swipe.library.rx2.Swipe;
 import com.google.android.exoplayer2.ExoPlayerFactory;
 import com.google.android.exoplayer2.Player;
 import com.google.android.exoplayer2.SimpleExoPlayer;
+import com.google.android.exoplayer2.source.TrackGroupArray;
 import com.google.android.exoplayer2.source.hls.HlsMediaSource;
 import com.google.android.exoplayer2.trackselection.AdaptiveTrackSelection;
 import com.google.android.exoplayer2.trackselection.DefaultTrackSelector;
 import com.google.android.exoplayer2.trackselection.TrackSelection;
+import com.google.android.exoplayer2.trackselection.TrackSelectionArray;
 import com.google.android.exoplayer2.trackselection.TrackSelector;
 import com.google.android.exoplayer2.ui.PlayerView;
 import com.google.android.exoplayer2.upstream.DataSource;
@@ -49,9 +53,13 @@ import com.google.android.exoplayer2.util.Util;
 
 import java.io.File;
 
+import javax.inject.Inject;
+
 import butterknife.BindView;
 import butterknife.ButterKnife;
+import ml.docilealligator.infinityforreddit.Infinity;
 import ml.docilealligator.infinityforreddit.R;
+import ml.docilealligator.infinityforreddit.Utils.SharedPreferencesUtils;
 
 public class ViewVideoActivity extends AppCompatActivity {
 
@@ -59,10 +67,13 @@ public class ViewVideoActivity extends AppCompatActivity {
     public static final String EXTRA_SUBREDDIT = "ES";
     public static final String EXTRA_ID = "EI";
     private static final int PERMISSION_REQUEST_WRITE_EXTERNAL_STORAGE = 0;
+    private static final String IS_MUTE_STATE = "IMS";
     @BindView(R.id.relative_layout_view_video_activity)
     RelativeLayout relativeLayout;
     @BindView(R.id.player_view_view_video_activity)
     PlayerView videoPlayerView;
+    @BindView(R.id.mute_exo_playback_control_view)
+    ImageButton muteButton;
 
     private Uri mVideoUri;
     private SimpleExoPlayer player;
@@ -75,15 +86,22 @@ public class ViewVideoActivity extends AppCompatActivity {
     private String videoFileName;
     private boolean wasPlaying;
     private boolean isDownloading = false;
+    private boolean isMute = false;
     private float totalLengthY = 0.0f;
     private float touchY = -1.0f;
 
+    @Inject
+    SharedPreferences mSharedPreferences;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         getTheme().applyStyle(R.style.Theme_Default, true);
 
         setContentView(R.layout.activity_view_video);
+
+        ((Infinity) getApplication()).getAppComponent().inject(this);
+
         ButterKnife.bind(this);
         setVolumeControlStream(AudioManager.STREAM_MUSIC);
 
@@ -293,6 +311,53 @@ public class ViewVideoActivity extends AppCompatActivity {
         player.setRepeatMode(Player.REPEAT_MODE_ALL);
         player.setPlayWhenReady(true);
         wasPlaying = true;
+
+        boolean muteVideo = mSharedPreferences.getBoolean(SharedPreferencesUtils.MUTE_VIDEO, false);
+
+        if (savedInstanceState != null) {
+            isMute = savedInstanceState.getBoolean(IS_MUTE_STATE);
+            if (isMute) {
+                player.setVolume(0f);
+                muteButton.setImageResource(R.drawable.ic_unmute_24dp);
+            } else {
+                player.setVolume(1f);
+                muteButton.setImageResource(R.drawable.ic_mute_24dp);
+            }
+        } else if (muteVideo) {
+            isMute = true;
+            player.setVolume(0f);
+            muteButton.setImageResource(R.drawable.ic_unmute_24dp);
+        } else {
+            muteButton.setImageResource(R.drawable.ic_mute_24dp);
+        }
+
+        player.addListener(new Player.EventListener() {
+            @Override
+            public void onTracksChanged(TrackGroupArray trackGroups, TrackSelectionArray trackSelections) {
+                if (!trackGroups.isEmpty()) {
+                    for (int i = 0; i < trackGroups.length; i++) {
+                        String mimeType = trackGroups.get(i).getFormat(0).sampleMimeType;
+                        if (mimeType != null && mimeType.contains("audio")) {
+                            muteButton.setVisibility(View.VISIBLE);
+                            muteButton.setOnClickListener(view -> {
+                                if (isMute) {
+                                    isMute = false;
+                                    player.setVolume(1f);
+                                    muteButton.setImageResource(R.drawable.ic_mute_24dp);
+                                } else {
+                                    isMute = true;
+                                    player.setVolume(0f);
+                                    muteButton.setImageResource(R.drawable.ic_unmute_24dp);
+                                }
+                            });
+                            break;
+                        }
+                    }
+                } else {
+                    muteButton.setVisibility(View.GONE);
+                }
+            }
+        });
     }
 
     @Override
@@ -423,4 +488,10 @@ public class ViewVideoActivity extends AppCompatActivity {
         super.onPause();
         overridePendingTransition(0, 0);
     }
+
+    @Override
+    protected void onSaveInstanceState(@NonNull Bundle outState) {
+        super.onSaveInstanceState(outState);
+        outState.putBoolean(IS_MUTE_STATE, isMute);
+    }
 }

app/src/main/java/ml/docilealligator/infinityforreddit/AppComponent.java

@@ -32,6 +32,7 @@ import ml.docilealligator.infinityforreddit.Activity.ViewPostDetailActivity;
 import ml.docilealligator.infinityforreddit.Activity.ViewSidebarActivity;
 import ml.docilealligator.infinityforreddit.Activity.ViewSubredditDetailActivity;
 import ml.docilealligator.infinityforreddit.Activity.ViewUserDetailActivity;
+import ml.docilealligator.infinityforreddit.Activity.ViewVideoActivity;
 import ml.docilealligator.infinityforreddit.Fragment.CommentsListingFragment;
 import ml.docilealligator.infinityforreddit.Fragment.FlairBottomSheetFragment;
 import ml.docilealligator.infinityforreddit.Fragment.FollowedUsersListingFragment;
@@ -125,4 +126,6 @@ public interface AppComponent {
     void inject(ViewMultiRedditDetailActivity viewMultiRedditDetailActivity);
 
     void inject(ViewSidebarActivity viewSidebarActivity);
+
+    void inject(ViewVideoActivity viewVideoActivity);
 }

app/src/main/java/ml/docilealligator/infinityforreddit/Utils/SharedPreferencesUtils.java

@@ -65,4 +65,5 @@ public class SharedPreferencesUtils {
     public static final String SWIPE_RIGHT_TO_GO_BACK_FROM_POST_DETAIL = "swipe_to_go_back_from_post_detail";
     public static final String VOLUME_KEYS_NAVIGATE_COMMENTS = "volume_keys_navigate_comments";
     public static final String VOLUME_KEYS_NAVIGATE_POSTS = "volume_keys_navigate_posts";
+    public static final String MUTE_VIDEO = "mute_video";
 }

app/src/main/res/drawable-night/ic_mute_preferences_24dp.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:fillColor="#FFFFFFFF"
+      android:pathData="M4.34,2.93L2.93,4.34 7.29,8.7 7,9L3,9v6h4l5,5v-6.59l4.18,4.18c-0.65,0.49 -1.38,0.88 -2.18,1.11v2.06c1.34,-0.3 2.57,-0.92 3.61,-1.75l2.05,2.05 1.41,-1.41L4.34,2.93zM10,15.17L7.83,13L5,13v-2h2.83l0.88,-0.88L10,11.41v3.76zM19,12c0,0.82 -0.15,1.61 -0.41,2.34l1.53,1.53c0.56,-1.17 0.88,-2.48 0.88,-3.87 0,-4.28 -2.99,-7.86 -7,-8.77v2.06c2.89,0.86 5,3.54 5,6.71zM12,4l-1.88,1.88L12,7.76zM16.5,12c0,-1.77 -1.02,-3.29 -2.5,-4.03v1.79l2.48,2.48c0.01,-0.08 0.02,-0.16 0.02,-0.24z"/>
+</vector>

app/src/main/res/drawable/ic_mute_24dp.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:fillColor="#FFFFFFFF"
+      android:pathData="M4.34,2.93L2.93,4.34 7.29,8.7 7,9L3,9v6h4l5,5v-6.59l4.18,4.18c-0.65,0.49 -1.38,0.88 -2.18,1.11v2.06c1.34,-0.3 2.57,-0.92 3.61,-1.75l2.05,2.05 1.41,-1.41L4.34,2.93zM10,15.17L7.83,13L5,13v-2h2.83l0.88,-0.88L10,11.41v3.76zM19,12c0,0.82 -0.15,1.61 -0.41,2.34l1.53,1.53c0.56,-1.17 0.88,-2.48 0.88,-3.87 0,-4.28 -2.99,-7.86 -7,-8.77v2.06c2.89,0.86 5,3.54 5,6.71zM12,4l-1.88,1.88L12,7.76zM16.5,12c0,-1.77 -1.02,-3.29 -2.5,-4.03v1.79l2.48,2.48c0.01,-0.08 0.02,-0.16 0.02,-0.24z"/>
+</vector>

app/src/main/res/drawable/ic_mute_preferences_24dp.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:fillColor="#FF000000"
+      android:pathData="M4.34,2.93L2.93,4.34 7.29,8.7 7,9L3,9v6h4l5,5v-6.59l4.18,4.18c-0.65,0.49 -1.38,0.88 -2.18,1.11v2.06c1.34,-0.3 2.57,-0.92 3.61,-1.75l2.05,2.05 1.41,-1.41L4.34,2.93zM10,15.17L7.83,13L5,13v-2h2.83l0.88,-0.88L10,11.41v3.76zM19,12c0,0.82 -0.15,1.61 -0.41,2.34l1.53,1.53c0.56,-1.17 0.88,-2.48 0.88,-3.87 0,-4.28 -2.99,-7.86 -7,-8.77v2.06c2.89,0.86 5,3.54 5,6.71zM12,4l-1.88,1.88L12,7.76zM16.5,12c0,-1.77 -1.02,-3.29 -2.5,-4.03v1.79l2.48,2.48c0.01,-0.08 0.02,-0.16 0.02,-0.24z"/>
+</vector>

app/src/main/res/drawable/ic_unmute_24dp.xml

@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:fillColor="#FFFFFFFF"
+      android:pathData="M3,9v6h4l5,5L12,4L7,9L3,9zM10,8.83v6.34L7.83,13L5,13v-2h2.83L10,8.83zM16.5,12c0,-1.77 -1.02,-3.29 -2.5,-4.03v8.05c1.48,-0.73 2.5,-2.25 2.5,-4.02zM14,3.23v2.06c2.89,0.86 5,3.54 5,6.71s-2.11,5.85 -5,6.71v2.06c4.01,-0.91 7,-4.49 7,-8.77 0,-4.28 -2.99,-7.86 -7,-8.77z"/>
+</vector>

app/src/main/res/layout/exo_playback_control_view.xml

@@ -29,6 +29,11 @@
         <ImageButton android:id="@id/exo_ffwd"
             style="@style/ExoMediaButton.FastForward" />
 
+        <ImageButton
+            android:id="@+id/mute_exo_playback_control_view"
+            style="@style/ExoMediaButton"
+            android:visibility="gone" />
+
     </LinearLayout>
 
     <LinearLayout

app/src/main/res/values/strings.xml

@@ -298,6 +298,7 @@
     <string name="settings_vote_buttons_on_the_right_title">Vote Buttons on the Right</string>
     <string name="settings_volume_keys_navigate_comments_title">Use Volume Keys to Navigate Comments in Posts</string>
     <string name="settings_volume_keys_navigate_posts_title">Use Volume Keys to Navigate Posts</string>
+    <string name="settings_mute_video_title">Mute Video</string>
     <string name="settings_show_elapsed_time">Show Elapsed Time in Posts and Comments</string>
     <string name="swipe_to_go_back_from_post_detail">Swipe Right to Go Back From Comments</string>
     <string name="settings_lazy_mode_interval_title">Lazy Mode Interval</string>

app/src/main/res/xml/main_preferences.xml

@@ -56,6 +56,12 @@
         app:key="volume_keys_navigate_posts"
         app:title="@string/settings_volume_keys_navigate_posts_title" />
 
+    <SwitchPreference
+        app:defaultValue="false"
+        app:key="mute_video"
+        android:icon="@drawable/ic_mute_preferences_24dp"
+        app:title="@string/settings_mute_video_title" />
+
     <Preference
         app:title="@string/settings_font_size_title"
         app:icon="@drawable/ic_font_size_24dp"