use of com.google.zxing.Result in project QRCode by 5peak2me.
the class CaptureActivity method onActivityResult.
@Override
public void onActivityResult(int requestCode, int resultCode, Intent intent) {
if (resultCode == RESULT_OK) {
final ProgressDialog progressDialog;
switch(requestCode) {
case REQUEST_CODE:
// 获取选中图片的路径
Cursor cursor = getContentResolver().query(intent.getData(), null, null, null, null);
if (cursor.moveToFirst()) {
photoPath = cursor.getString(cursor.getColumnIndex(MediaStore.Images.Media.DATA));
}
cursor.close();
progressDialog = new ProgressDialog(this);
progressDialog.setMessage("正在扫描...");
progressDialog.setCancelable(false);
progressDialog.show();
new Thread(new Runnable() {
@Override
public void run() {
Bitmap img = BitmapUtils.getCompressedBitmap(photoPath);
BitmapDecoder decoder = new BitmapDecoder(CaptureActivity.this);
Result result = decoder.getRawResult(img);
if (result != null) {
Message m = mHandler.obtainMessage();
m.what = PARSE_BARCODE_SUC;
m.obj = ResultParser.parseResult(result).toString();
mHandler.sendMessage(m);
} else {
Message m = mHandler.obtainMessage();
m.what = PARSE_BARCODE_FAIL;
mHandler.sendMessage(m);
}
progressDialog.dismiss();
}
}).start();
break;
}
}
}
use of com.google.zxing.Result in project QRCode by 5peak2me.
the class DecodeHandler method decode.
/**
* Decode the data within the viewfinder rectangle, and time how long it
* took. For efficiency, reuse the same reader objects from one decode to
* the next.
*
* @param data
* The YUV preview frame.
* @param width
* The width of the preview frame.
* @param height
* The height of the preview frame.
*/
private void decode(byte[] data, int width, int height) {
Size size = activity.getCameraManager().getPreviewSize();
// 这里需要将获取的data翻转一下,因为相机默认拿的的横屏的数据
byte[] rotatedData = new byte[data.length];
for (int y = 0; y < size.height; y++) {
for (int x = 0; x < size.width; x++) rotatedData[x * size.height + size.height - y - 1] = data[x + y * size.width];
}
// 宽高也要调整
int tmp = size.width;
size.width = size.height;
size.height = tmp;
Result rawResult = null;
PlanarYUVLuminanceSource source = buildLuminanceSource(rotatedData, size.width, size.height);
if (source != null) {
BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
try {
rawResult = multiFormatReader.decodeWithState(bitmap);
} catch (ReaderException re) {
// continue
} finally {
multiFormatReader.reset();
}
}
Handler handler = activity.getHandler();
if (rawResult != null) {
// Don't log the barcode contents for security.
if (handler != null) {
Message message = Message.obtain(handler, R.id.decode_succeeded, rawResult);
Bundle bundle = new Bundle();
bundleThumbnail(source, bundle);
message.setData(bundle);
message.sendToTarget();
}
} else {
if (handler != null) {
Message message = Message.obtain(handler, R.id.decode_failed);
message.sendToTarget();
}
}
}
use of com.google.zxing.Result in project zxing by zxing.
the class DecodeHandler method decode.
/**
* Decode the data within the viewfinder rectangle, and time how long it took. For efficiency,
* reuse the same reader objects from one decode to the next.
*
* @param data The YUV preview frame.
* @param width The width of the preview frame.
* @param height The height of the preview frame.
*/
private void decode(byte[] data, int width, int height) {
long start = System.currentTimeMillis();
Result rawResult = null;
PlanarYUVLuminanceSource source = activity.getCameraManager().buildLuminanceSource(data, width, height);
if (source != null) {
BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
try {
rawResult = multiFormatReader.decodeWithState(bitmap);
} catch (ReaderException re) {
// continue
} finally {
multiFormatReader.reset();
}
}
Handler handler = activity.getHandler();
if (rawResult != null) {
// Don't log the barcode contents for security.
long end = System.currentTimeMillis();
Log.d(TAG, "Found barcode in " + (end - start) + " ms");
if (handler != null) {
Message message = Message.obtain(handler, R.id.decode_succeeded, rawResult);
Bundle bundle = new Bundle();
bundleThumbnail(source, bundle);
message.setData(bundle);
message.sendToTarget();
}
} else {
if (handler != null) {
Message message = Message.obtain(handler, R.id.decode_failed);
message.sendToTarget();
}
}
}
use of com.google.zxing.Result in project zxing by zxing.
the class HistoryManager method buildHistoryItem.
public HistoryItem buildHistoryItem(int number) {
SQLiteOpenHelper helper = new DBHelper(activity);
SQLiteDatabase db = null;
Cursor cursor = null;
try {
db = helper.getReadableDatabase();
cursor = db.query(DBHelper.TABLE_NAME, COLUMNS, null, null, null, null, DBHelper.TIMESTAMP_COL + " DESC");
cursor.move(number + 1);
String text = cursor.getString(0);
String display = cursor.getString(1);
String format = cursor.getString(2);
long timestamp = cursor.getLong(3);
String details = cursor.getString(4);
Result result = new Result(text, null, null, BarcodeFormat.valueOf(format), timestamp);
return new HistoryItem(result, display, details);
} finally {
close(cursor, db);
}
}
use of com.google.zxing.Result in project zxing by zxing.
the class QRCodeEncoder method encodeFromStreamExtra.
// Handles send intents from the Contacts app, retrieving a contact as a VCARD.
private void encodeFromStreamExtra(Intent intent) throws WriterException {
format = BarcodeFormat.QR_CODE;
Bundle bundle = intent.getExtras();
if (bundle == null) {
throw new WriterException("No extras");
}
Uri uri = bundle.getParcelable(Intent.EXTRA_STREAM);
if (uri == null) {
throw new WriterException("No EXTRA_STREAM");
}
byte[] vcard;
String vcardString;
InputStream stream = null;
try {
stream = activity.getContentResolver().openInputStream(uri);
if (stream == null) {
throw new WriterException("Can't open stream for " + uri);
}
ByteArrayOutputStream baos = new ByteArrayOutputStream();
byte[] buffer = new byte[2048];
int bytesRead;
while ((bytesRead = stream.read(buffer)) > 0) {
baos.write(buffer, 0, bytesRead);
}
vcard = baos.toByteArray();
vcardString = new String(vcard, 0, vcard.length, "UTF-8");
} catch (IOException ioe) {
throw new WriterException(ioe);
} finally {
if (stream != null) {
try {
stream.close();
} catch (IOException e) {
// continue
}
}
}
Log.d(TAG, "Encoding share intent content:");
Log.d(TAG, vcardString);
Result result = new Result(vcardString, vcard, null, BarcodeFormat.QR_CODE);
ParsedResult parsedResult = ResultParser.parseResult(result);
if (!(parsedResult instanceof AddressBookParsedResult)) {
throw new WriterException("Result was not an address");
}
encodeQRCodeContents((AddressBookParsedResult) parsedResult);
if (contents == null || contents.isEmpty()) {
throw new WriterException("No content to encode");
}
}
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