public void startScan() {
if (conn != null) {
conn.disconnect();
}
conn = new MediaScannerConnection(context, this);
conn.connect();
}
@Override
public void onMediaScannerConnected() {
for (String filename : toScan) {
conn.scanFile(filename, null);
}
toScan.clear();
}
private void saveImage(final String folderName, final String fileName, final Bitmap image) {
File path = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES);
File file = new File(path, folderName + "/" + fileName);
try {
file.getParentFile().mkdirs();
image.compress(CompressFormat.JPEG, 80, new FileOutputStream(file));
MediaScannerConnection.scanFile(
mContext,
new String[] {file.toString()},
null,
new MediaScannerConnection.OnScanCompletedListener() {
@Override
public void onScanCompleted(final String path, final Uri uri) {
if (mListener != null) {
mHandler.post(
new Runnable() {
@Override
public void run() {
mListener.onPictureSaved(uri);
}
});
}
}
});
} catch (FileNotFoundException e) {
e.printStackTrace();
}
}
public void onScanCompleted(String s, Uri uri)
{
if (mMediaScannerConnection != null)
{
mMediaScannerConnection.disconnect();
}
}
public void onMediaScannerConnected()
{
if (mMediaScannerConnection != null)
{
mMediaScannerConnection.scanFile(mFilename, mMimeType);
}
}
@Override
public void onScanCompleted(String path, Uri uri) {
if (toScan.size() == 0) {
conn.disconnect();
conn = null;
}
}
public void sendVideo(View view) {
if (TextUtils.isEmpty(localPath)) {
EMLog.e("Recorder", "recorder fail please try again!");
return;
}
if (msc == null)
msc =
new MediaScannerConnection(
this,
new MediaScannerConnectionClient() {
@Override
public void onScanCompleted(String path, Uri uri) {
EMLog.d(TAG, "scanner completed");
msc.disconnect();
progressDialog.dismiss();
setResult(RESULT_OK, getIntent().putExtra("uri", uri));
finish();
}
@Override
public void onMediaScannerConnected() {
msc.scanFile(localPath, "video/*");
}
});
if (progressDialog == null) {
progressDialog = new ProgressDialog(this);
progressDialog.setMessage("processing...");
progressDialog.setCancelable(false);
}
progressDialog.show();
msc.connect();
}
public static String savePhoto(byte[] data, Context context) {
File pictureFileDir = getDir();
if (!pictureFileDir.exists() && !pictureFileDir.mkdirs()) {
Log.d(TAG, "Can't create directory to save image.");
return null;
}
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyymmddhhmmss");
String date = dateFormat.format(new Date());
String photoFile = BitmapUtils.PICTURE_PREFIX + date + ".jpg";
String filename = pictureFileDir.getPath() + File.separator + photoFile;
File pictureFile = new File(filename);
try {
FileOutputStream fos = new FileOutputStream(pictureFile);
fos.write(data);
fos.close();
Log.d(TAG, "New Image saved:" + photoFile);
// Let media scanner scan the image so it will be immediately visible in the gallery
MediaScannerConnection.scanFile(context, new String[] {filename}, null, null);
return filename;
} catch (Exception error) {
Log.d(TAG, "File" + filename + "not saved: " + error.getMessage());
}
return null;
}
public static void informPathsDeleted(Context c, List<String> paths) {
MediaScannerConnection.scanFile(
c.getApplicationContext(),
paths.toArray(new String[paths.size()]),
null,
sLogScannerListener);
}
@SuppressLint("SimpleDateFormat")
private void storePictureInGallery(String url) {
// Setting up file to write the image to.
SimpleDateFormat gmtDateFormat = new SimpleDateFormat("yyyy-MM-dd-HHmmss");
String s = getAlbumDir() + "/img" + gmtDateFormat.format(new Date()) + ".png";
MRAIDLog.i(TAG, "Saving image into: " + s);
File f = new File(s);
// Open InputStream to download the image.
InputStream is;
try {
is = new URL(url).openStream();
// Set up OutputStream to write data into image file.
OutputStream os = new FileOutputStream(f);
copyStream(is, os);
MediaScannerConnection.scanFile(
context,
new String[] {f.getAbsolutePath()},
null,
new OnScanCompletedListener() {
@Override
public void onScanCompleted(String path, Uri uri) {
MRAIDLog.d("File saves successfully to " + path);
}
});
MRAIDLog.i(TAG, "Saved image successfully");
} catch (MalformedURLException e) {
MRAIDLog.e(TAG, "Not able to save image due to invalid URL: " + e.getLocalizedMessage());
} catch (IOException e) {
MRAIDLog.e(TAG, "Unable to save image: " + e.getLocalizedMessage());
}
}
private void saveWave(String fileName, File fileToSave) throws IOException {
int dataLength = (int) fileToSave.length();
byte[] rawData = new byte[dataLength];
DataInputStream input = null;
try {
input = new DataInputStream(new FileInputStream(fileToSave));
input.read(rawData);
} finally {
if (input != null) {
input.close();
}
}
DataOutputStream output = null;
try {
File file = new File(fileDir + fileName + ".wav");
output = new DataOutputStream(new FileOutputStream(file, false));
// WAVE header
// see http://ccrma.stanford.edu/courses/422/projects/WaveFormat/
writeString(output, "RIFF"); // chunk id
writeInt(output, 36 + dataLength); // chunk size
writeString(output, "WAVE"); // format
writeString(output, "fmt "); // subchunk 1 id
writeInt(output, 16); // subchunk 1 size
writeShort(output, (short) 1); // audio format (1 = PCM)
writeShort(output, (short) 1); // number of channels
writeInt(output, SAMPLE_RATE); // sample rate
writeInt(output, SAMPLE_RATE * 2); // byte rate
writeShort(output, (short) 2); // block align
writeShort(output, (short) 16); // bits per sample
writeString(output, "data"); // subchunk 2 id
writeInt(output, dataLength); // subchunk 2 size
// Audio data (conversion big endian -> little endian)
short[] shorts = new short[rawData.length / 2];
ByteBuffer.wrap(rawData).order(ByteOrder.LITTLE_ENDIAN).asShortBuffer().get(shorts);
ByteBuffer bytes = ByteBuffer.allocate(shorts.length * 2);
for (short s : shorts) {
bytes.putShort(s);
}
output.write(bytes.array());
MediaScannerConnection.scanFile(
ctx,
new String[] {file.toString()},
null,
new MediaScannerConnection.OnScanCompletedListener() {
public void onScanCompleted(String path, Uri uri) {
Log.i("ExternalStorage", "Scanned " + path + ":");
Log.i("ExternalStorage", "-> uri=" + uri);
}
});
} finally {
if (output != null) {
output.close();
}
}
}
private void scanForGallery(Uri newImage) {
this.scanMe = newImage;
if (this.conn != null) {
this.conn.disconnect();
}
this.conn =
new MediaScannerConnection(this.cordova.getActivity().getApplicationContext(), this);
conn.connect();
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
switch (requestCode) {
case TAKE_IMAGE:
try {
if (resultCode == RESULT_OK) {
// we need to update the gallery by starting MediaSanner service.
mScanner =
new MediaScannerConnection(
AndroidCustomGalleryActivity.this,
new MediaScannerConnection.MediaScannerConnectionClient() {
public void onMediaScannerConnected() {
mScanner.scanFile(imageUri.getPath(), null /* mimeType */);
}
public void onScanCompleted(String path, Uri uri) {
// we can use the uri, to get the newly added image, but it will return path
// to full sized image
// e.g. content://media/external/images/media/7
// we can also update this path by replacing media by thumbnail to get the
// thumbnail
// because thumbnail path would be like
// content://media/external/images/thumbnail/7
// But the thumbnail is created after some delay by Android OS
// So you may not get the thumbnail. This is why I started new UI thread
// and it'll only run after the current thread completed.
if (path.equals(imageUri.getPath())) {
mScanner.disconnect();
// we need to create new UI thread because, we can't update our mail
// thread from here
// Both the thread will run one by one, see documentation of android
AndroidCustomGalleryActivity.this.runOnUiThread(
new Runnable() {
public void run() {
updateUI();
}
});
}
}
});
mScanner.connect();
}
} catch (Exception e) {
e.printStackTrace();
}
break;
case UPLOAD_IMAGES:
if (resultCode == RESULT_OK) {
// do some code where you integrate this project
}
break;
}
}
public static void informFolderAdded(Context c, File parentFile) {
if (parentFile == null) return;
ArrayList<String> filePaths = new ArrayList<String>();
informFolderAddedCore(filePaths, parentFile);
MediaScannerConnection.scanFile(
c.getApplicationContext(),
filePaths.toArray(new String[filePaths.size()]),
null,
sLogScannerListener);
}
/**
* Adds file and returns content uri.
*
* @param file
* @return
*/
private Uri addToMediaDB(File file) {
ContentValues cv = new ContentValues();
long current = System.currentTimeMillis();
long modDate = file.lastModified();
Date date = new Date(current);
String sTime = DateFormat.getTimeFormat(mContext).format(date);
String sDate = DateFormat.getDateFormat(mContext).format(date);
String title = sDate + " " + sTime;
// Lets label the recorded audio file as NON-MUSIC so that the file
// won't be displayed automatically, except for in the playlist.
// Currently if scan media, all db information will be cleared
// so no need to put all information except MediaStore.Audio.Media.DATA
// cv.put(MediaStore.Audio.Media.IS_MUSIC, "0");
// cv.put(MediaStore.Audio.Media.TITLE, title);
cv.put(MediaStore.Audio.Media.DATA, file.getAbsolutePath());
// cv.put(MediaStore.Audio.Media.DATE_ADDED, (int) (current / 1000));
cv.put(MediaStore.Audio.Media.MIME_TYPE, mRequestedType);
// cv.put(MediaStore.Audio.Media.ARTIST,
// mContext.getString(R.string.your_recordings));
// cv.put(MediaStore.Audio.Media.ALBUM,
// mContext.getString(R.string.audio_recordings));
// cv.put(MediaStore.Audio.Media.DURATION, this.sampleLength());
// Log.d(TAG, "Inserting audio record: " + cv.toString());
ContentResolver resolver = mContext.getContentResolver();
Uri base = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI;
// Log.d(TAG, "ContentURI: " + base);
Uri result = resolver.insert(base, cv);
if (result == null) {
Log.e(TAG, "----- Unable to save recorded audio !!");
return null;
}
if (getPlaylistId() == -1) {
createPlaylist(resolver);
}
int audioId = Integer.valueOf(result.getLastPathSegment());
addToPlaylist(resolver, audioId, getPlaylistId());
// Notify those applications such as Music listening to the
// scanner events that a recorded audio file just created.
mContext.sendBroadcast(new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, result));
// scan file
MediaScannerConnection.scanFile(mContext, new String[] {file.getAbsolutePath()}, null, null);
return result;
}
/**
* 浏览某种类型的文件
*
* @param context
* @param files 待浏览的文件夹
* @param mimeTypes 文件类型
*/
public static void scanMediaFiles(final Context context, String[] files, String[] mimeTypes) {
MediaScannerConnection.scanFile(
context,
files,
mimeTypes,
new OnScanCompletedListener() {
@Override
public void onScanCompleted(String arg0, Uri arg1) {
Log.i("weitu", "arg0:" + arg0 + ";arg1:" + arg1);
}
});
}
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
switch (v.getId()) {
case R.id.buttonSaveFile:
String fileName = saveFile.getText().toString();
// constructor with two parameters
file = new File(path, fileName + ".png");
checkState();
if (writable == readable == true) {
path.mkdirs();
try {
InputStream inputstream = getResources().openRawResource(R.drawable.blacksmiley);
OutputStream outstream = new FileOutputStream(file);
byte[] data = new byte[inputstream.available()];
inputstream.read(data);
outstream.write(data);
inputstream.close();
outstream.close();
Toast t = Toast.makeText(ExternalData.this, "file has been saved", Toast.LENGTH_SHORT);
t.show();
// update files for the user to use
MediaScannerConnection.scanFile(
ExternalData.this,
new String[] {file.toString()},
null,
new MediaScannerConnection.OnScanCompletedListener() {
@Override
public void onScanCompleted(String path, Uri uri) {
// TODO Auto-generated method stub
Toast t =
Toast.makeText(ExternalData.this, "scan complete", Toast.LENGTH_SHORT);
t.show();
}
});
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
break;
case R.id.buttonConfirmSaveAs:
save.setVisibility(View.VISIBLE);
break;
}
}
/** Send broadcast to notify system to scan music file. */
private void scanSDCard() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
// whether SDK is over 4.4
String[] paths = new String[] {Environment.getExternalStorageDirectory().toString()};
MediaScannerConnection.scanFile(mActivity, paths, null, null);
} else {
Intent intent = new Intent(Intent.ACTION_MEDIA_MOUNTED);
intent.setClassName(
"com.android.providers.media", "com.android.providers.media.MediaScannerReceiver");
intent.setData(Uri.parse("file://" + MusicUtils.getMusicDir()));
mActivity.sendBroadcast(intent);
}
}
public void scanFileToPhotoAlbum(String path) {
MediaScannerConnection.scanFile(
getActivity(),
new String[] {path},
null,
new MediaScannerConnection.OnScanCompletedListener() {
public void onScanCompleted(String path, Uri uri) {
Log.i("TAG", "Finished scanning " + path);
}
});
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.bSaveFile:
String f = saveFile.getText().toString();
file = new File(path, f + ".png");
checkState();
if (canW == canR == true) {
path.mkdirs();
try {
InputStream is = getResources().openRawResource(R.drawable.plusselected);
OutputStream os = new FileOutputStream(file);
byte[] data = new byte[is.available()];
is.read(data);
os.write(data);
is.close();
os.close();
Toast t = Toast.makeText(ExternalData.this, "File has been saved", Toast.LENGTH_LONG);
t.show();
// Update files for the user to use
MediaScannerConnection.scanFile(
ExternalData.this,
new String[] {file.toString()},
null,
new MediaScannerConnection.OnScanCompletedListener() {
@Override
public void onScanCompleted(String path, Uri uri) {
Toast t =
Toast.makeText(ExternalData.this, "Scan Complete", Toast.LENGTH_SHORT);
t.show();
}
});
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
break;
case R.id.bConfirmSaveAs:
save.setVisibility(View.VISIBLE);
break;
}
}
void scanMedia(final String fp) {
mc =
new MediaScannerConnection(
this,
new MediaScannerConnection.MediaScannerConnectionClient() {
public void onScanCompleted(String path, Uri uri) {
disconnect();
}
public void onMediaScannerConnected() {
scanFile(fp);
}
});
mc.connect();
}
/** Method that access the internal storage on the tablet in order to access log files */
private void rescanSD(final File toScan) {
MediaScannerConnection.MediaScannerConnectionClient MSCC =
new MediaScannerConnection.MediaScannerConnectionClient() {
public void onScanCompleted(String path, Uri uri) {
Log.i(TAG, "Media Scan Completed.");
}
public void onMediaScannerConnected() {
MSC.scanFile(toScan.getAbsolutePath(), null);
Log.i(TAG, "Media Scanner Connected.");
}
};
MSC = new MediaScannerConnection(getApplicationContext(), MSCC);
MSC.connect();
}
public void scanPhoto(final String imageFileName) {
msConn =
new MediaScannerConnection(
CameraActivity.this,
new MediaScannerConnectionClient() {
public void onMediaScannerConnected() {
msConn.scanFile(imageFileName, null);
Log.i("msClient obj in Photo Utility", "connection established");
}
public void onScanCompleted(String path, Uri uri) {
msConn.disconnect();
Log.i("msClient obj in Photo Utility", "scan completed");
}
});
msConn.connect();
}
public static void saveObjectToExternalStorage(
Context context, Serializable obj, String filename) {
File root = android.os.Environment.getExternalStorageDirectory();
File myFolder = new File(root, "PicWorld");
myFolder.mkdir();
File file = new File(myFolder, filename);
try {
FileOutputStream f = new FileOutputStream(file);
ObjectOutputStream os = new ObjectOutputStream(f);
os.writeObject(obj);
os.close();
f.close();
} catch (Exception e) {
Log.e("F**K", "Exception while saving serialized object to file! " + e.getMessage());
}
MediaScannerConnection.scanFile(context, new String[] {file.getAbsolutePath()}, null, null);
}
protected void
scanlist() { // cap nhat file photo vua duoc restore (trong /mtn/sdcardDCIM/.thumbnails)
if (MyHiddenPhotoActivity.listToScan != null) {
String[] temp = (String[]) MyHiddenPhotoActivity.listToScan.toArray(new String[0]);
MediaScannerConnection.scanFile(
this,
temp,
null,
new OnScanCompletedListener() {
@Override
public void onScanCompleted(String path, Uri uri) {
Log.i("ExternalStorage", "Scanned " + path + ":");
Log.i("ExternalStorage", "-> uri=" + uri);
}
});
}
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
if (item.getItemId() == R.id.action_save_image) {
File file = getImageBitmap();
ProgressDialog dialog = new ProgressDialog(ImageActivity.this);
dialog.setMessage("Please Wait");
dialog.setIndeterminate(true);
dialog.show();
MediaScannerConnection.scanFile(
ImageActivity.this,
new String[] {file.getAbsolutePath()},
null,
new MediaScannerConnection.OnScanCompletedListener() {
public void onScanCompleted(String path, Uri uri) {
Log.i("TAG", "Finished scanning " + path);
}
});
if (f) {
Toast toast = Toast.makeText(getApplicationContext(), "Image Saved", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL, 0, 0);
toast.show();
putSharedPreference(getApplicationContext(), "COUNT", ++count);
} else {
Toast toast =
Toast.makeText(getApplicationContext(), "Couldn\'t Save Image ", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.BOTTOM | Gravity.CENTER_HORIZONTAL, 0, 0);
toast.show();
}
dialog.cancel();
} else if (item.getItemId() == R.id.action_image_share) {
File file = getImageBitmap();
Uri uri = Uri.fromFile(file);
Intent sendIntent = new Intent();
sendIntent.setAction(Intent.ACTION_SEND);
sendIntent.putExtra(Intent.EXTRA_STREAM, uri);
sendIntent.setType("image/*");
startActivity(Intent.createChooser(sendIntent, "Share Image"));
} else if (item.getItemId() == android.R.id.home) {
onBackPressed();
}
return super.onOptionsItemSelected(item);
}
@Override
public void confirmStorePhotoDialogPositiveClick(DialogFragment dialog) {
String state = Environment.getExternalStorageState();
if (Environment.MEDIA_MOUNTED.equals(state)) {
File path =
new File(
Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES)
+ "/"
+ getResources().getString(R.string.app_name));
File img = new File(path, room.getRoomNumber() + ".jpg");
if (path.mkdirs() || path.isDirectory()) {
try {
InputStream is = getResources().openRawResource(resource);
OutputStream os = new FileOutputStream(img);
byte[] data = new byte[is.available()];
is.read(data);
os.write(data);
is.close();
os.close();
final Toast success_toast =
Toast.makeText(
getApplicationContext(),
getResources().getString(R.string.msg_photo_stored_succesfull),
Toast.LENGTH_SHORT);
MediaScannerConnection.scanFile(
this,
new String[] {img.toString()},
null,
new MediaScannerConnection.OnScanCompletedListener() {
public void onScanCompleted(String path, Uri uri) {
success_toast.show();
}
});
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
public boolean scanNewMovie() {
connection =
new MediaScannerConnection(
getActivity(),
new MediaScannerConnection.MediaScannerConnectionClient() {
@Override
public void onMediaScannerConnected() {
connection.scanFile(
MediaStore.Video.Media.EXTERNAL_CONTENT_URI.getPath(), "video/*");
}
@Override
public void onScanCompleted(String path, Uri uri) {
connection.disconnect();
}
});
connection.connect();
return true;
}
private void scanFile(String path, final boolean edit) {
MediaScannerConnection.scanFile(
SlideImageActivity.this,
new String[] {path},
null,
new MediaScannerConnection.OnScanCompletedListener() {
public void onScanCompleted(String path, Uri uri) {
Log.i("TAG", "Finished scanning " + path);
if (edit) {
Intent editIntent = new Intent(Intent.ACTION_EDIT);
// editIntent.setType("image/*");
editIntent.setDataAndType(uri, "image/*");
startActivity(Intent.createChooser(editIntent, null));
}
}
});
}
/** 通知系统扫描SDCard，及时更新媒体库 */
public static void scanSdCard(Context mContext) {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
mContext.sendBroadcast(
new Intent(
Intent.ACTION_MEDIA_MOUNTED,
Uri.parse("file://" + Environment.getExternalStorageDirectory().getAbsolutePath())));
} else {
mContext.sendBroadcast(
new Intent(
Intent.ACTION_MEDIA_SCANNER_SCAN_FILE,
Uri.parse("file://" + Environment.getExternalStorageDirectory().getAbsolutePath())));
}
// 4.4之后的系统无法通过广播更新，所以使用下面这个方法扫描更新
MediaScannerConnection.scanFile(
mContext,
new String[] {Environment.getExternalStorageDirectory().getAbsolutePath()},
null,
null);
}
