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MainActivity.java
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MainActivity.java
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package de.inovex.chromecast.demostreaming;
import android.support.v4.app.FragmentActivity;
import android.os.Bundle;
import android.support.v7.app.MediaRouteButton;
import android.support.v7.media.MediaRouteSelector;
import android.support.v7.media.MediaRouter;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import com.google.android.gms.cast.Cast;
import com.google.android.gms.cast.CastDevice;
import com.google.android.gms.cast.CastMediaControlIntent;
import com.google.android.gms.cast.MediaInfo;
import com.google.android.gms.cast.MediaMetadata;
import com.google.android.gms.cast.MediaStatus;
import com.google.android.gms.cast.RemoteMediaPlayer;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.common.api.ResultCallback;
import com.google.android.gms.common.api.Status;
import java.io.IOException;
public class MainActivity extends FragmentActivity implements GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener {
private static final String TAG = MainActivity.class.getSimpleName();
private static final String APP_ID = "APP_ID";
private MediaRouter mMediaRouter;
private MediaRouteSelector mMediaRouteSelector;
private MenuItem mMediaRouteItem;
private MediaRouteButton mMediaRouteButton;
private MediaRouter.Callback mMediaRouterCallback;
private Cast.Listener mCastListener;
private CastDevice mDevice;
private GoogleApiClient mApiClient;
private RemoteMediaPlayer mRemoteMediaPlayer;
private MediaMetadata mMediaMetadata;
private Button mPauseButton;
private boolean isPlaying;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mMediaRouter = MediaRouter.getInstance(getApplicationContext());
mMediaRouteSelector = new MediaRouteSelector.Builder().addControlCategory(CastMediaControlIntent.categoryForCast(APP_ID)).build();
mMediaRouterCallback = new CustomMediaRouterCallback();
mRemoteMediaPlayer = new RemoteMediaPlayer();
mRemoteMediaPlayer.setOnStatusUpdatedListener(new RemoteMediaPlayer.OnStatusUpdatedListener() {
@Override
public void onStatusUpdated() {
MediaStatus mediaStatus = mRemoteMediaPlayer.getMediaStatus();
isPlaying = mediaStatus.getPlayerState() == MediaStatus.PLAYER_STATE_PLAYING;
}
});
mPauseButton = (Button)findViewById(R.id.control_pause);
mPauseButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if ((mApiClient != null) && (mApiClient.isConnected()) && (mRemoteMediaPlayer != null)) {
try {
if (isPlaying) {
mPauseButton.setText(getResources().getString(R.string.control_playvideo));
mRemoteMediaPlayer.pause(mApiClient);
} else {
mPauseButton.setText(getResources().getString(R.string.control_pausevideo));
mRemoteMediaPlayer.play(mApiClient);
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
});
}
@Override
protected void onResume() {
super.onResume();
mMediaRouter.addCallback(mMediaRouteSelector, mMediaRouterCallback, MediaRouter.CALLBACK_FLAG_PERFORM_ACTIVE_SCAN);
}
@Override
protected void onPause() {
if (isFinishing()) {
mMediaRouter.removeCallback(mMediaRouterCallback);
}
super.onPause();
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
super.onCreateOptionsMenu(menu);
getMenuInflater().inflate(R.menu.main, menu);
mMediaRouteItem = menu.findItem(R.id.action_mediaroute_cast);
mMediaRouteButton = (MediaRouteButton) mMediaRouteItem.getActionView();
mMediaRouteButton.setRouteSelector(mMediaRouteSelector);
return true;
}
@Override
public void onConnected(Bundle bundle) {
if (mApiClient != null) {
Cast.CastApi.launchApplication(mApiClient, APP_ID).setResultCallback(
new ResultCallback<Cast.ApplicationConnectionResult>() {
@Override
public void onResult(Cast.ApplicationConnectionResult applicationConnectionResult) {
Status status = applicationConnectionResult.getStatus();
if (status.isSuccess()) {
try {
Cast.CastApi.setMessageReceivedCallbacks(mApiClient, mRemoteMediaPlayer.getNamespace(), mRemoteMediaPlayer);
mMediaMetadata = new MediaMetadata(MediaMetadata.MEDIA_TYPE_MOVIE);
mMediaMetadata.putString(MediaMetadata.KEY_TITLE, "Demo Video");
MediaInfo mediaInfo = new MediaInfo.Builder(
"http://example.com/video.mp4")
.setContentType("video/mp4")
.setStreamType(MediaInfo.STREAM_TYPE_BUFFERED)
.setMetadata(mMediaMetadata)
.build();
try {
mRemoteMediaPlayer.load(mApiClient, mediaInfo, true)
.setResultCallback(new ResultCallback<RemoteMediaPlayer.MediaChannelResult>() {
@Override
public void onResult(RemoteMediaPlayer.MediaChannelResult mediaChannelResult) {
Status status = mediaChannelResult.getStatus();
if (status.isSuccess()) {
mPauseButton.setVisibility(View.VISIBLE);
}
}
});
} catch (Exception e) {
Log.e(TAG, "Problem while loading media", e);
}
} catch (IOException e) {
e.printStackTrace();
}
} else {
endSession();
}
}
}
);
}
}
@Override
public void onConnectionSuspended(int i) {
}
@Override
public void onConnectionFailed(ConnectionResult connectionResult) {
}
private void startSession() {
mCastListener = new Cast.Listener() {
@Override
public void onApplicationDisconnected(int errorCode) {
endSession();
}
};
Cast.CastOptions.Builder apiOptionsBuilder = Cast.CastOptions.builder(mDevice, mCastListener);
mApiClient = new GoogleApiClient.Builder(getApplicationContext())
.addApi(Cast.API, apiOptionsBuilder.build())
.addConnectionCallbacks(this)
.addOnConnectionFailedListener(this)
.build();
mApiClient.connect();
}
private void endSession() {
if (mApiClient != null) {
mPauseButton.setVisibility(View.GONE);
Cast.CastApi.stopApplication(mApiClient);
mApiClient.disconnect();
mApiClient = null;
mDevice = null;
}
}
private class CustomMediaRouterCallback extends MediaRouter.Callback {
@Override
public void onRouteAdded(MediaRouter router, MediaRouter.RouteInfo route) {
mMediaRouteItem.setVisible(true);
}
@Override
public void onRouteRemoved(MediaRouter router, MediaRouter.RouteInfo route) {
endSession();
}
@Override
public void onRouteSelected(MediaRouter router, MediaRouter.RouteInfo route) {
mDevice = CastDevice.getFromBundle(route.getExtras());
startSession();
}
@Override
public void onRouteUnselected(MediaRouter router, MediaRouter.RouteInfo route) {
mDevice = null;
endSession();
}
}
}