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1 /*
2  * Copyright (C) 2012 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.gallery3d.app;
18 
19 import android.app.Activity;
20 import android.app.ProgressDialog;
21 import android.content.Intent;
22 import android.net.Uri;
23 import android.os.Handler;
24 import android.provider.MediaStore;
25 import android.widget.Toast;
26 
27 import com.android.gallery3d.R;
28 import com.android.gallery3d.data.MediaItem;
29 import com.android.gallery3d.util.SaveVideoFileInfo;
30 import com.android.gallery3d.util.SaveVideoFileUtils;
31 
32 import java.io.IOException;
33 
34 public class MuteVideo {
35 
36     private ProgressDialog mMuteProgress;
37 
38     private String mFilePath = null;
39     private Uri mUri = null;
40     private SaveVideoFileInfo mDstFileInfo = null;
41     private Activity mActivity = null;
42     private final Handler mHandler = new Handler();
43 
44     final String TIME_STAMP_NAME = "'MUTE'_yyyyMMdd_HHmmss";
45 
MuteVideo(String filePath, Uri uri, Activity activity)46     public MuteVideo(String filePath, Uri uri, Activity activity) {
47         mUri = uri;
48         mFilePath = filePath;
49         mActivity = activity;
50     }
51 
muteInBackground()52     public void muteInBackground() {
53         mDstFileInfo = SaveVideoFileUtils.getDstMp4FileInfo(TIME_STAMP_NAME,
54                 mActivity.getContentResolver(), mUri,
55                 mActivity.getString(R.string.folder_download));
56 
57         showProgressDialog();
58         new Thread(new Runnable() {
59                 @Override
60             public void run() {
61                 try {
62                     VideoUtils.startMute(mFilePath, mDstFileInfo);
63                     SaveVideoFileUtils.insertContent(
64                             mDstFileInfo, mActivity.getContentResolver(), mUri);
65                 } catch (IOException e) {
66                     Toast.makeText(mActivity, mActivity.getString(R.string.video_mute_err),
67                             Toast.LENGTH_SHORT).show();
68                 }
69                 // After muting is done, trigger the UI changed.
70                 mHandler.post(new Runnable() {
71                         @Override
72                     public void run() {
73                         Toast.makeText(mActivity.getApplicationContext(),
74                                 mActivity.getString(R.string.save_into,
75                                         mDstFileInfo.mFolderName),
76                                 Toast.LENGTH_SHORT)
77                                 .show();
78 
79                         if (mMuteProgress != null) {
80                             mMuteProgress.dismiss();
81                             mMuteProgress = null;
82 
83                             // Show the result only when the activity not
84                             // stopped.
85                             Intent intent = new Intent(android.content.Intent.ACTION_VIEW);
86                             intent.setDataAndType(Uri.fromFile(mDstFileInfo.mFile), "video/*");
87                             intent.putExtra(MediaStore.EXTRA_FINISH_ON_COMPLETION, false);
88                             mActivity.startActivity(intent);
89                         }
90                     }
91                 });
92             }
93         }).start();
94     }
95 
showProgressDialog()96     private void showProgressDialog() {
97         mMuteProgress = new ProgressDialog(mActivity);
98         mMuteProgress.setTitle(mActivity.getString(R.string.muting));
99         mMuteProgress.setMessage(mActivity.getString(R.string.please_wait));
100         mMuteProgress.setCancelable(false);
101         mMuteProgress.setCanceledOnTouchOutside(false);
102         mMuteProgress.show();
103     }
104 }
105