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/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.gallery3d.filtershow.pipeline;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.content.ServiceConnection;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Binder;
import android.os.IBinder;
import android.util.Log;
import com.android.gallery3d.R;
import com.android.gallery3d.filtershow.FilterShowActivity;
import com.android.gallery3d.filtershow.filters.FiltersManager;
import com.android.gallery3d.filtershow.filters.ImageFilter;
import com.android.gallery3d.filtershow.tools.SaveImage;
import java.io.File;
public class ProcessingService extends Service {
private static final String LOGTAG = "ProcessingService";
private static final boolean SHOW_IMAGE = false;
private int mNotificationId;
private NotificationManager mNotifyMgr = null;
private Notification.Builder mBuilder = null;
private static final String PRESET = "preset";
private static final String SOURCE_URI = "sourceUri";
private static final String SELECTED_URI = "selectedUri";
private static final String DESTINATION_FILE = "destinationFile";
private static final String SAVING = "saving";
private ProcessingTaskController mProcessingTaskController;
private ImageSavingTask mImageSavingTask;
private final IBinder mBinder = new LocalBinder();
private FilterShowActivity mFiltershowActivity;
private boolean mSaving = false;
private boolean mNeedsAlive = false;
public void setFiltershowActivity(FilterShowActivity filtershowActivity) {
mFiltershowActivity = filtershowActivity;
}
public class LocalBinder extends Binder {
public ProcessingService getService() {
return ProcessingService.this;
}
}
public static Intent getSaveIntent(Context context, ImagePreset preset, File destination,
Uri selectedImageUri, Uri sourceImageUri) {
Intent processIntent = new Intent(context, ProcessingService.class);
processIntent.putExtra(ProcessingService.SOURCE_URI,
sourceImageUri.toString());
processIntent.putExtra(ProcessingService.SELECTED_URI,
selectedImageUri.toString());
if (destination != null) {
processIntent.putExtra(ProcessingService.DESTINATION_FILE, destination.toString());
}
processIntent.putExtra(ProcessingService.PRESET,
preset.getJsonString(context.getString(R.string.saved)));
processIntent.putExtra(ProcessingService.SAVING, true);
return processIntent;
}
@Override
public void onCreate() {
mProcessingTaskController = new ProcessingTaskController(this);
mImageSavingTask = new ImageSavingTask(this);
mProcessingTaskController.add(mImageSavingTask);
setupPipeline();
}
@Override
public void onDestroy() {
tearDownPipeline();
mProcessingTaskController.quit();
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
mNeedsAlive = true;
if (intent != null && intent.getBooleanExtra(SAVING, false)) {
// we save using an intent to keep the service around after the
// activity has been destroyed.
String presetJson = intent.getStringExtra(PRESET);
String source = intent.getStringExtra(SOURCE_URI);
String selected = intent.getStringExtra(SELECTED_URI);
String destination = intent.getStringExtra(DESTINATION_FILE);
Uri sourceUri = Uri.parse(source);
Uri selectedUri = null;
if (selected != null) {
selectedUri = Uri.parse(selected);
}
File destinationFile = null;
if (destination != null) {
destinationFile = new File(destination);
}
ImagePreset preset = new ImagePreset();
preset.readJsonFromString(presetJson);
mNeedsAlive = false;
mSaving = true;
handleSaveRequest(sourceUri, selectedUri, destinationFile, preset);
}
return START_REDELIVER_INTENT;
}
@Override
public IBinder onBind(Intent intent) {
return mBinder;
}
public void onStart() {
mNeedsAlive = true;
if (!mSaving && mFiltershowActivity != null) {
mFiltershowActivity.updateUIAfterServiceStarted();
}
}
public void handleSaveRequest(Uri sourceUri, Uri selectedUri,
File destinationFile, ImagePreset preset) {
mNotifyMgr = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
mNotificationId++;
mBuilder =
new Notification.Builder(this)
.setSmallIcon(R.drawable.filtershow_button_fx)
.setContentTitle(getString(R.string.filtershow_notification_label))
.setContentText(getString(R.string.filtershow_notification_message));
startForeground(mNotificationId, mBuilder.build());
updateProgress(SaveImage.MAX_PROCESSING_STEPS, 0);
// Process the image
mImageSavingTask.saveImage(sourceUri, selectedUri, destinationFile, preset);
}
public void updateNotificationWithBitmap(Bitmap bitmap) {
mBuilder.setLargeIcon(bitmap);
mNotifyMgr.notify(mNotificationId, mBuilder.build());
}
public void updateProgress(int max, int current) {
mBuilder.setProgress(max, current, false);
mNotifyMgr.notify(mNotificationId, mBuilder.build());
}
public void completeSaveImage(Uri result) {
if (SHOW_IMAGE) {
// TODO: we should update the existing image in Gallery instead
Intent viewImage = new Intent(Intent.ACTION_VIEW, result);
viewImage.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(viewImage);
}
stopForeground(true);
stopSelf();
if (mNeedsAlive) {
// If the app has been restarted while we were saving...
mFiltershowActivity.updateUIAfterServiceStarted();
} else if (mFiltershowActivity.isSimpleEditAction()) {
// terminate now
mFiltershowActivity.completeSaveImage(result);
}
}
private void setupPipeline() {
Resources res = getResources();
FiltersManager.setResources(res);
CachingPipeline.createRenderscriptContext(this);
FiltersManager filtersManager = FiltersManager.getManager();
filtersManager.addLooks(this);
filtersManager.addBorders(this);
filtersManager.addTools(this);
filtersManager.addEffects();
}
private void tearDownPipeline() {
FilteringPipeline.getPipeline().turnOnPipeline(false);
FilteringPipeline.reset();
ImageFilter.resetStatics();
FiltersManager.getPreviewManager().freeRSFilterScripts();
FiltersManager.getManager().freeRSFilterScripts();
FiltersManager.getHighresManager().freeRSFilterScripts();
FiltersManager.reset();
CachingPipeline.destroyRenderScriptContext();
}
static {
System.loadLibrary("jni_filtershow_filters");
}
}
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