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Fix surfacedemo nullness issues

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PiperOrigin-RevId: 273296545
This commit is contained in:
andrewlewis 2019-10-07 16:26:14 +01:00 committed by Oliver Woodman
parent fed89d76ca
commit 48bfb37e93
1 changed files with 29 additions and 20 deletions
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49
demos/surface/src/main/java/com/google/android/exoplayer2/surfacedemo/MainActivity.java
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@ -50,7 +50,6 @@ import java.util.UUID;
/** Activity that demonstrates use of {@link SurfaceControl} with ExoPlayer. */ /** Activity that demonstrates use of {@link SurfaceControl} with ExoPlayer. */
public final class MainActivity extends Activity { public final class MainActivity extends Activity {
private static final String TAG = "MainActivity";
private static final String DEFAULT_MEDIA_URI = private static final String DEFAULT_MEDIA_URI =
"https://storage.googleapis.com/exoplayer-test-media-1/mkv/android-screens-lavf-56.36.100-aac-avc-main-1280x720.mkv"; "https://storage.googleapis.com/exoplayer-test-media-1/mkv/android-screens-lavf-56.36.100-aac-avc-main-1280x720.mkv";
private static final String SURFACE_CONTROL_NAME = "surfacedemo"; private static final String SURFACE_CONTROL_NAME = "surfacedemo";
@ -62,17 +61,17 @@ public final class MainActivity extends Activity {
private static final String OWNER_EXTRA = "owner"; private static final String OWNER_EXTRA = "owner";
private boolean isOwner; private boolean isOwner;
private PlayerControlView playerControlView; @Nullable private PlayerControlView playerControlView;
private SurfaceView fullScreenView; @Nullable private SurfaceView fullScreenView;
private SurfaceView nonFullScreenView; @Nullable private SurfaceView nonFullScreenView;
@Nullable private SurfaceView currentOutputView; @Nullable private SurfaceView currentOutputView;
private static SimpleExoPlayer player; @Nullable private static SimpleExoPlayer player;
private static SurfaceControl surfaceControl; @Nullable private static SurfaceControl surfaceControl;
private static Surface videoSurface; @Nullable private static Surface videoSurface;
@Override @Override
protected void onCreate(Bundle savedInstanceState) { protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState); super.onCreate(savedInstanceState);
setContentView(R.layout.main_activity); setContentView(R.layout.main_activity);
playerControlView = findViewById(R.id.player_control_view); playerControlView = findViewById(R.id.player_control_view);
@ -80,7 +79,7 @@ public final class MainActivity extends Activity {
fullScreenView.setOnClickListener( fullScreenView.setOnClickListener(
v -> { v -> {
setCurrentOutputView(nonFullScreenView); setCurrentOutputView(nonFullScreenView);
fullScreenView.setVisibility(View.GONE); Assertions.checkNotNull(fullScreenView).setVisibility(View.GONE);
}); });
attachSurfaceListener(fullScreenView); attachSurfaceListener(fullScreenView);
isOwner = getIntent().getBooleanExtra(OWNER_EXTRA, /* defaultValue= */ true); isOwner = getIntent().getBooleanExtra(OWNER_EXTRA, /* defaultValue= */ true);
@ -91,7 +90,7 @@ public final class MainActivity extends Activity {
Button button = new Button(/* context= */ this); Button button = new Button(/* context= */ this);
view = button; view = button;
button.setText(getString(R.string.no_output_label)); button.setText(getString(R.string.no_output_label));
button.setOnClickListener(v -> reparent(null)); button.setOnClickListener(v -> reparent(/* surfaceView= */ null));
} else if (i == 1) { } else if (i == 1) {
Button button = new Button(/* context= */ this); Button button = new Button(/* context= */ this);
view = button; view = button;
@ -99,18 +98,17 @@ public final class MainActivity extends Activity {
button.setOnClickListener( button.setOnClickListener(
v -> { v -> {
setCurrentOutputView(fullScreenView); setCurrentOutputView(fullScreenView);
fullScreenView.setVisibility(View.VISIBLE); Assertions.checkNotNull(fullScreenView).setVisibility(View.VISIBLE);
}); });
} else if (i == 2) { } else if (i == 2) {
Button button = new Button(/* context= */ this); Button button = new Button(/* context= */ this);
view = button; view = button;
button.setText(getString(R.string.new_activity_label)); button.setText(getString(R.string.new_activity_label));
button.setOnClickListener( button.setOnClickListener(
v -> { v ->
startActivity( startActivity(
new Intent(MainActivity.this, MainActivity.class) new Intent(MainActivity.this, MainActivity.class)
.putExtra(OWNER_EXTRA, /* value= */ false)); .putExtra(OWNER_EXTRA, /* value= */ false)));
});
} else { } else {
SurfaceView surfaceView = new SurfaceView(this); SurfaceView surfaceView = new SurfaceView(this);
view = surfaceView; view = surfaceView;
@ -147,6 +145,8 @@ public final class MainActivity extends Activity {
} }
setCurrentOutputView(nonFullScreenView); setCurrentOutputView(nonFullScreenView);
PlayerControlView playerControlView = Assertions.checkNotNull(this.playerControlView);
playerControlView.setPlayer(player); playerControlView.setPlayer(player);
playerControlView.show(); playerControlView.show();
} }
@ -154,7 +154,8 @@ public final class MainActivity extends Activity {
@Override @Override
public void onPause() { public void onPause() {
super.onPause(); super.onPause();
playerControlView.setPlayer(null);
Assertions.checkNotNull(playerControlView).setPlayer(null);
} }
@Override @Override
@ -164,7 +165,10 @@ public final class MainActivity extends Activity {
if (surfaceControl != null) { if (surfaceControl != null) {
surfaceControl.release(); surfaceControl.release();
surfaceControl = null; surfaceControl = null;
}
if (videoSurface != null) {
videoSurface.release(); videoSurface.release();
videoSurface = null;
} }
if (player != null) { if (player != null) {
player.release(); player.release();
@ -176,7 +180,10 @@ public final class MainActivity extends Activity {
private void initializePlayer() { private void initializePlayer() {
Intent intent = getIntent(); Intent intent = getIntent();
String action = intent.getAction(); String action = intent.getAction();
Uri uri = ACTION_VIEW.equals(action) ? intent.getData() : Uri.parse(DEFAULT_MEDIA_URI); Uri uri =
ACTION_VIEW.equals(action)
? Assertions.checkNotNull(intent.getData())
: Uri.parse(DEFAULT_MEDIA_URI);
String userAgent = Util.getUserAgent(this, getString(R.string.application_name)); String userAgent = Util.getUserAgent(this, getString(R.string.application_name));
DrmSessionManager<ExoMediaCrypto> drmSessionManager; DrmSessionManager<ExoMediaCrypto> drmSessionManager;
if (intent.hasExtra(DRM_SCHEME_EXTRA)) { if (intent.hasExtra(DRM_SCHEME_EXTRA)) {
@ -212,7 +219,7 @@ public final class MainActivity extends Activity {
} else { } else {
throw new IllegalStateException(); throw new IllegalStateException();
} }
player = new SimpleExoPlayer.Builder(getApplicationContext()).build(); SimpleExoPlayer player = new SimpleExoPlayer.Builder(getApplicationContext()).build();
player.prepare(mediaSource); player.prepare(mediaSource);
player.setPlayWhenReady(true); player.setPlayWhenReady(true);
player.setRepeatMode(Player.REPEAT_MODE_ALL); player.setRepeatMode(Player.REPEAT_MODE_ALL);
@ -224,6 +231,7 @@ public final class MainActivity extends Activity {
.build(); .build();
videoSurface = new Surface(surfaceControl); videoSurface = new Surface(surfaceControl);
player.setVideoSurface(videoSurface); player.setVideoSurface(videoSurface);
MainActivity.player = player;
} }
private void setCurrentOutputView(@Nullable SurfaceView surfaceView) { private void setCurrentOutputView(@Nullable SurfaceView surfaceView) {
@ -254,7 +262,8 @@ public final class MainActivity extends Activity {
}); });
} }
private void reparent(@Nullable SurfaceView surfaceView) { private static void reparent(@Nullable SurfaceView surfaceView) {
SurfaceControl surfaceControl = Assertions.checkNotNull(MainActivity.surfaceControl);
if (surfaceView == null) { if (surfaceView == null) {
new SurfaceControl.Transaction() new SurfaceControl.Transaction()
.reparent(surfaceControl, /* newParent= */ null) .reparent(surfaceControl, /* newParent= */ null)