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Code Issues 1 Projects Releases Wiki Activity

Use WakeLock to prevent the screen from blanking during playback

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This commit is contained in:
Sebastian Dröge 2012-10-30 10:36:31 +01:00
parent cfcfb180e6
commit d357a0332a
2 changed files with 25 additions and 9 deletions
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1
gst-sdk/tutorials/android-tutorial-5/AndroidManifest.xml
View file

@ -5,6 +5,7 @@
android:versionName="1.0">
<uses-sdk android:minSdkVersion="9" android:targetSdkVersion="14"/>
<uses-permission android:name="android.permission.INTERNET"/>
<uses-permission android:name="android.permission.WAKE_LOCK"/>
<uses-feature android:glEsVersion="0x00020000"/>
<application android:label="@string/app_name"
android:icon="@drawable/gst_sdk_icon">

33
gst-sdk/tutorials/android-tutorial-5/src/com/gst_sdk_tutorials/tutorial_5/Tutorial5.java
View file

@ -9,10 +9,12 @@ import com.lamerman.FileDialog;
import com.lamerman.SelectionMode;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.util.Log;
import android.os.Bundle;
import android.os.Environment;
import android.os.PowerManager;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.View;
@ -42,6 +44,8 @@ public class Tutorial5 extends Activity implements SurfaceHolder.Callback, OnSee
private int desired_position;
private Bundle initialization_data;
private PowerManager.WakeLock wake_lock;
private String mediaUri = "http://docs.gstreamer.com/media/sintel_trailer-480p.ogv";
static private final int PICK_FILE_CODE = 1;
@ -62,10 +66,16 @@ public class Tutorial5 extends Activity implements SurfaceHolder.Callback, OnSee
setContentView(R.layout.main);
PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
wake_lock = pm.newWakeLock(PowerManager.FULL_WAKE_LOCK, "Android Aurena");
wake_lock.setReferenceCounted(false);
ImageButton play = (ImageButton) this.findViewById(R.id.button_play);
play.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
is_playing_desired = true;
wake_lock.acquire();
nativePlay();
}
});
@ -74,6 +84,7 @@ public class Tutorial5 extends Activity implements SurfaceHolder.Callback, OnSee
pause.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
is_playing_desired = false;
wake_lock.release();
nativePause();
}
});
@ -81,10 +92,10 @@ public class Tutorial5 extends Activity implements SurfaceHolder.Callback, OnSee
ImageButton select = (ImageButton) this.findViewById(R.id.button_select);
select.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
Intent i = new Intent(getBaseContext(), FileDialog.class);
i.putExtra(FileDialog.START_PATH, Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_MOVIES).getAbsolutePath());
i.putExtra(FileDialog.SELECTION_MODE, SelectionMode.MODE_OPEN);
startActivityForResult(i, PICK_FILE_CODE);
Intent i = new Intent(getBaseContext(), FileDialog.class);
i.putExtra(FileDialog.START_PATH, Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_MOVIES).getAbsolutePath());
i.putExtra(FileDialog.SELECTION_MODE, SelectionMode.MODE_OPEN);
startActivityForResult(i, PICK_FILE_CODE);
}
});
@ -113,6 +124,8 @@ public class Tutorial5 extends Activity implements SurfaceHolder.Callback, OnSee
protected void onDestroy() {
nativeFinalize();
if (wake_lock.isHeld())
wake_lock.release();
super.onDestroy();
}
@ -132,7 +145,7 @@ public class Tutorial5 extends Activity implements SurfaceHolder.Callback, OnSee
}
/* Called from native code */
private void onGStreamerInitialized () {
private void onGStreamerInitialized () {
if (initialization_data != null) {
is_playing_desired = initialization_data.getBoolean("playing");
int milliseconds = initialization_data.getInt("position");
@ -149,8 +162,10 @@ public class Tutorial5 extends Activity implements SurfaceHolder.Callback, OnSee
setMediaUri ();
if (is_playing_desired) {
nativePlay();
wake_lock.acquire();
} else {
nativePause();
wake_lock.release();
}
}
@ -252,9 +267,9 @@ public class Tutorial5 extends Activity implements SurfaceHolder.Callback, OnSee
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data)
{
if (resultCode == RESULT_OK && requestCode == PICK_FILE_CODE) {
mediaUri = "file://" + data.getStringExtra(FileDialog.RESULT_PATH);
setMediaUri();
}
if (resultCode == RESULT_OK && requestCode == PICK_FILE_CODE) {
mediaUri = "file://" + data.getStringExtra(FileDialog.RESULT_PATH);
setMediaUri();
}
}
}