Update for Android 11

.travis.yml

@@ -8,8 +8,8 @@ android:
   components:
     - tools
     - platform-tools
-    - build-tools-29.0.3
+    - build-tools-30.0.0
-    - android-29
+    - android-30
 
 before_install:
   - sdkmanager --list

app/build.gradle

@@ -1,11 +1,11 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 29
+    compileSdkVersion 30
 
     defaultConfig {
         minSdkVersion 16
-        targetSdkVersion 29
+        targetSdkVersion 30
 
         versionName "9.5.1"
         versionCode = 225

app/src/main/AndroidManifest.xml

@@ -120,7 +120,8 @@
             android:resizeableActivity="true"
             android:launchMode="singleTask"
             android:excludeFromRecents="true"
-            android:theme="@style/StreamTheme">
+            android:theme="@style/StreamTheme"
+            android:preferMinimalPostProcessing="true">
             <meta-data
                 android:name="android.support.PARENT_ACTIVITY"
                 android:value="com.limelight.AppView" />

app/src/main/java/com/limelight/Game.java

@@ -63,6 +63,7 @@ import android.view.Display;
 import android.view.InputDevice;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
+import android.view.Surface;
 import android.view.SurfaceHolder;
 import android.view.View;
 import android.view.View.OnGenericMotionListener;
@@ -212,12 +213,18 @@ public class Game extends Activity implements SurfaceHolder.Callback,
         prefConfig = PreferenceConfiguration.readPreferences(this);
         tombstonePrefs = Game.this.getSharedPreferences("DecoderTombstone", 0);
 
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P && prefConfig.stretchVideo) {
+        if (prefConfig.stretchVideo) {
             // Allow the activity to layout under notches if the fill-screen option
             // was turned on by the user
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+                getWindow().getAttributes().layoutInDisplayCutoutMode =
+                        WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_ALWAYS;
+            }
+            else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
                 getWindow().getAttributes().layoutInDisplayCutoutMode =
                         WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
             }
+        }
 
         // Listen for events on the game surface
         streamView = findViewById(R.id.surfaceView);
@@ -609,29 +616,6 @@ public class Game extends Activity implements SurfaceHolder.Callback,
         }
     }
 
-    // FIXME: Remove when Android R SDK is finalized
-    private static void setPreferMinimalPostProcessingWithReflection(WindowManager.LayoutParams windowLayoutParams, boolean isPreferred) {
-        // Build.VERSION.PREVIEW_SDK_INT was added in M
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
-            if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.Q && Build.VERSION.PREVIEW_SDK_INT == 0) {
-                // Don't attempt this reflection unless on Android R Developer Preview
-                return;
-            }
-        }
-        else {
-            return;
-        }
-
-        try {
-            Field field = windowLayoutParams.getClass().getDeclaredField("preferMinimalPostProcessing");
-            field.set(windowLayoutParams, isPreferred);
-        } catch (NoSuchFieldException e) {
-            e.printStackTrace();
-        } catch (IllegalAccessException e) {
-            e.printStackTrace();
-        }
-    }
-
     private float prepareDisplayForRendering() {
         Display display = getWindowManager().getDefaultDisplay();
         WindowManager.LayoutParams windowLayoutParams = getWindow().getAttributes();
@@ -709,7 +693,9 @@ public class Game extends Activity implements SurfaceHolder.Callback,
         }
 
         // Enable HDMI ALLM (game mode) on Android R
-        setPreferMinimalPostProcessingWithReflection(windowLayoutParams, true);
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+            windowLayoutParams.preferMinimalPostProcessing = true;
+        }
 
         // Apply the display mode change
         getWindow().setAttributes(windowLayoutParams);
@@ -1693,6 +1679,11 @@ public class Game extends Activity implements SurfaceHolder.Callback,
     @Override
     public void surfaceCreated(SurfaceHolder holder) {
         surfaceCreated = true;
+
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+            // Tell the OS about our frame rate to allow it to adapt the display refresh rate appropriately
+            holder.getSurface().setFrameRate(prefConfig.fps, Surface.FRAME_RATE_COMPATIBILITY_FIXED_SOURCE);
+        }
     }
 
     @Override

app/src/main/java/com/limelight/binding/video/MediaCodecDecoderRenderer.java

@@ -318,8 +318,8 @@ public class MediaCodecDecoderRenderer extends VideoDecoderRenderer {
             videoFormat.setInteger(MediaFormat.KEY_MAX_HEIGHT, height);
         }
 
-        if (lowLatency) {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R && lowLatency) {
-            videoFormat.setInteger(MediaCodecHelper.KEY_LOW_LATENCY, 1);
+            videoFormat.setInteger(MediaFormat.KEY_LOW_LATENCY, 1);
         }
         else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
             // Set the Qualcomm vendor low latency extension if the Android R option is unavailable

app/src/main/java/com/limelight/binding/video/MediaCodecHelper.java

@@ -40,10 +40,6 @@ public class MediaCodecHelper {
     private static final List<String> blacklisted59FpsDecoderPrefixes;
     private static final List<String> qualcommDecoderPrefixes;
 
-    // FIXME: Remove when Android R SDK is finalized
-    public static final String FEATURE_LowLatency = "low-latency";
-    public static final String KEY_LOW_LATENCY = "low-latency";
-
     private static boolean isLowEndSnapdragon = false;
     private static boolean initialized = false;
 
@@ -343,10 +339,9 @@ public class MediaCodecHelper {
     }
 
     public static boolean decoderSupportsLowLatency(MediaCodecInfo decoderInfo, String mimeType) {
-        // KitKat added CodecCapabilities.isFeatureSupported()
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
             try {
-                if (decoderInfo.getCapabilitiesForType(mimeType).isFeatureSupported(FEATURE_LowLatency)) {
+                if (decoderInfo.getCapabilitiesForType(mimeType).isFeatureSupported(CodecCapabilities.FEATURE_LowLatency)) {
                     LimeLog.info("Low latency decoding mode supported (FEATURE_LowLatency)");
                     return true;
                 }

app/src/main/java/com/limelight/utils/HelpLauncher.java

@@ -3,41 +3,22 @@ package com.limelight.utils;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
 import android.net.Uri;
 
 import com.limelight.HelpActivity;
 
 public class HelpLauncher {
-
-    private static boolean isKnownBrowser(Context context, Intent i) {
-        ResolveInfo resolvedActivity = context.getPackageManager().resolveActivity(i, PackageManager.MATCH_DEFAULT_ONLY);
-        if (resolvedActivity == null) {
-            // No browser
-            return false;
-        }
-
-        String name = resolvedActivity.activityInfo.name;
-        if (name == null) {
-            return false;
-        }
-
-        name = name.toLowerCase();
-        return name.contains("chrome") || name.contains("firefox");
-    }
-
     private static void launchUrl(Context context, String url) {
         // Try to launch the default browser
         try {
             Intent i = new Intent(Intent.ACTION_VIEW);
             i.setData(Uri.parse(url));
 
-            // Several Android TV devices will lie and say they do have a browser
+            // Several Android TV devices will lie and say they do have a browser even though the OS
-            // even though the OS just shows an error dialog if we try to use it. We need to
+            // just shows an error dialog if we try to use it. We used to try to be clever and check
-            // be a bit more clever on these devices and detect if the browser is a legitimate
+            // the package name of the resolved intent, but it's not worth it anymore with Android 11's
-            // browser or just a fake error message activity.
+            // package visibility changes. We'll just always use the WebView on Android TV.
-            if (!context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_LEANBACK) ||
+            if (!context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_LEANBACK)) {
-                    isKnownBrowser(context, i)) {
                 context.startActivity(i);
                 return;
             }