Java Code Examples for android.util.Base64OutputStream

The following are top voted examples for showing how to use android.util.Base64OutputStream. These examples are extracted from open source projects. You can vote up the examples you like and your votes will be used in our system to generate more good examples.
Example 1
Project: weex   File: ScreencastDispatcher.java   View source code 6 votes vote down vote up
@Override
public void run() {
  if (!mIsRunning || mBitmap == null) {
    return;
  }
  int width = mBitmap.getWidth();
  int height = mBitmap.getHeight();
  mStream.reset();
  Base64OutputStream base64Stream = new Base64OutputStream(mStream, Base64.DEFAULT);
  // request format is either "jpeg" or "png"
  Bitmap.CompressFormat format = Bitmap.CompressFormat.valueOf(mRequest.format.toUpperCase());
  mBitmap.compress(format, mRequest.quality, base64Stream);
  mEvent.data = mStream.toString();
  mMetadata.pageScaleFactor = 1;
  mMetadata.deviceWidth = width;
  mMetadata.deviceHeight = height;
  mEvent.metadata = mMetadata;
  mPeer.invokeMethod("Page.screencastFrame", mEvent, null);
  mMainHandler.postDelayed(mEndAction, FRAME_DELAY);
}
 
Example 2
Project: AmgiNori   File: Base64.java   View source code 6 votes vote down vote up
public static String encodeObject(Serializable serializable) {
    ByteArrayOutputStream arrayOutputStream = new ByteArrayOutputStream();
    ObjectOutputStream objectOutput;
    try {
        objectOutput = new ObjectOutputStream(arrayOutputStream);
        objectOutput.writeObject(serializable);
        byte[] data = arrayOutputStream.toByteArray();
        objectOutput.close();

        ByteArrayOutputStream out = new ByteArrayOutputStream();
        Base64OutputStream b64 = new Base64OutputStream(out, android.util.Base64.DEFAULT);
        b64.write(data);
        b64.close();
        return new String(out.toByteArray());
    } catch (IOException e) {
        e.printStackTrace();
    }
    return null;
}
 
Example 3
Project: android.java   File: FileUtils.java   View source code 6 votes vote down vote up
public static String getStringFile(File f) {
    InputStream inputStream = null;
    String encodedFile = "", lastVal;
    try {
        inputStream = new FileInputStream(f.getAbsolutePath());

        byte[] buffer = new byte[10240];//specify the size to allow
        int bytesRead;
        ByteArrayOutputStream output = new ByteArrayOutputStream();
        Base64OutputStream output64 = new Base64OutputStream(output, Base64.DEFAULT);

        while ((bytesRead = inputStream.read(buffer)) != -1) {
            output64.write(buffer, 0, bytesRead);
        }
        output64.close();
        encodedFile = output.toString();
    } catch (FileNotFoundException e1) {
        e1.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    lastVal = encodedFile;
    return lastVal;
}
 
Example 4
Project: stetho   File: ScreencastDispatcher.java   View source code 6 votes vote down vote up
@Override
public void run() {
  if (!mIsRunning || mBitmap == null) {
    return;
  }
  int width = mBitmap.getWidth();
  int height = mBitmap.getHeight();
  mStream.reset();
  Base64OutputStream base64Stream = new Base64OutputStream(mStream, Base64.DEFAULT);
  // request format is either "jpeg" or "png"
  Bitmap.CompressFormat format = Bitmap.CompressFormat.valueOf(mRequest.format.toUpperCase());
  mBitmap.compress(format, mRequest.quality, base64Stream);
  mEvent.data = mStream.toString();
  mMetadata.pageScaleFactor = 1;
  mMetadata.deviceWidth = width;
  mMetadata.deviceHeight = height;
  mEvent.metadata = mMetadata;
  mPeer.invokeMethod("Page.screencastFrame", mEvent, null);
  mMainHandler.postDelayed(mEndAction, FRAME_DELAY);
}
 
Example 5
Project: ID.me-WebVerify-SDK-Android   File: ObjectHelper.java   View source code 6 votes vote down vote up
/**
 * Converts an object to their string byte array representation.
 *
 * @param object an object
 * @return the {@code string} byte array representation of the object
 */
@Nullable
public static String toStringByteArray(Object object) {
  ObjectOutputStream objectOutput;
  ByteArrayOutputStream arrayOutputStream = new ByteArrayOutputStream();
  try {
    objectOutput = new ObjectOutputStream(arrayOutputStream);
    objectOutput.writeObject(object);
    byte[] data = arrayOutputStream.toByteArray();
    objectOutput.close();
    arrayOutputStream.close();

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    Base64OutputStream b64 = new Base64OutputStream(out, Base64.DEFAULT);
    b64.write(data);
    b64.close();
    out.close();
    return new String(out.toByteArray());
  } catch (IOException e) {
    e.printStackTrace();
  }
  return null;
}
 
Example 6
Project: androidclient   File: PersonalKey.java   View source code 6 votes vote down vote up
public String toBase64() {
    ObjectOutputStream os = null;
    try {
        ByteArrayOutputStream buf = new ByteArrayOutputStream();
        Base64OutputStream enc = new Base64OutputStream(buf, Base64.NO_WRAP);
        os = new ObjectOutputStream(enc);

        PGP.serialize(mPair, os);

        os.close();
        return buf.toString();
    }
    catch (Exception e) {
        // shouldn't happen - crash
        throw new RuntimeException(e);
    }
    finally {
        try {
            if (os != null)
                os.close();
        }
        catch (IOException ignored) {
        }
    }
}
 
Example 7
Project: Aglona-Reader-Android   File: MainActivity.java   View source code 6 votes vote down vote up
public static String objectToString(Serializable object) {
	ByteArrayOutputStream out = new ByteArrayOutputStream();
	try {
		new ObjectOutputStream(out).writeObject(object);
		byte[] data = out.toByteArray();
		out.close();

		out = new ByteArrayOutputStream();
		Base64OutputStream b64 = new Base64OutputStream(out, Base64.DEFAULT);
		b64.write(data);
		b64.close();
		out.close();

		return new String(out.toByteArray());
	} catch (IOException e) {
		e.printStackTrace();
	}
	return null;
}
 
Example 8
Project: Roid-Library   File: RLFileUtil.java   View source code 6 votes vote down vote up
/**
 * 
 * @param file
 * @return
 */
public static String fileToBase64(String file) {
    String result= null;
    try {
        FileInputStream fis = new FileInputStream(new File(file));
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        Base64OutputStream base64out = new Base64OutputStream(baos, Base64.NO_WRAP);
        byte[] buffer = new byte[1024];
        int len = 0;
        while ((len = fis.read(buffer)) >= 0) {
            base64out.write(buffer, 0, len);
        }
        base64out.flush();
        base64out.close();
        /*
         * Why should we close Base64OutputStream before processing the data:
         * http://stackoverflow.com/questions/24798745/android-file-to-base64-using-streaming-sometimes-missed-2-bytes
         */
        result = new String(baos.toByteArray(), "UTF-8");
        baos.close();
        fis.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}
 
Example 9
Project: RestVolley   File: JsonStreamerEntity.java   View source code 5 votes vote down vote up
private void writeToFromStream(OutputStream os, StreamWrapper entry)
        throws IOException {

    // Send the meta data.
    writeMetaData(os, entry.name, entry.contentType);

    int bytesRead;

    // Upload the file's contents in Base64.
    Base64OutputStream bos = new Base64OutputStream(os, Base64.NO_CLOSE | Base64.NO_WRAP);

    // Read from input stream until no more data's left to read.
    while ((bytesRead = entry.inputStream.read(buffer)) != -1) {
        bos.write(buffer, 0, bytesRead);
    }

    // Close the Base64 output stream.
    if (bos != null) {
        bos.close();
    }

    // End the meta data.
    endMetaData(os);

    // Close input stream.
    if (entry.autoClose) {
        // Safely close the input stream.
        if (entry.inputStream != null) {
            entry.inputStream.close();
        }
    }
}
 
Example 10
Project: RestVolley   File: JsonStreamerEntity.java   View source code 5 votes vote down vote up
private void writeToFromFile(OutputStream os, FileWrapper wrapper)
        throws IOException {

    // Send the meta data.
    writeMetaData(os, wrapper.file.getName(), wrapper.contentType);

    int bytesRead;

    // Open the file for reading.
    FileInputStream in = new FileInputStream(wrapper.file);

    // Upload the file's contents in Base64.
    Base64OutputStream bos = new Base64OutputStream(os, Base64.NO_CLOSE | Base64.NO_WRAP);

    // Read from file until no more data's left to read.
    while ((bytesRead = in.read(buffer)) != -1) {
        bos.write(buffer, 0, bytesRead);
    }

    // Close the Base64 output stream.
    if (bos != null) {
        bos.close();
    }

    // End the meta data.
    endMetaData(os);

    // Safely close the input stream.
    if (in != null) {
        in.close();
    }
}
 
Example 11
Project: Dream-Catcher   File: ResponseBodyFileManager.java   View source code 5 votes vote down vote up
public OutputStream openResponseBodyFile(String requestId, boolean base64Encode)
    throws IOException {
  OutputStream out = mContext.openFileOutput(getFilename(requestId), Context.MODE_PRIVATE);
  out.write(base64Encode ? 1 : 0);
  if (base64Encode) {
    return new Base64OutputStream(out, Base64.DEFAULT);
  } else {
    return out;
  }
}
 
Example 12
Project: weex   File: ResponseBodyFileManager.java   View source code 5 votes vote down vote up
public OutputStream openResponseBodyFile(String requestId, boolean base64Encode)
    throws IOException {
  OutputStream out = mContext.openFileOutput(getFilename(requestId), Context.MODE_PRIVATE);
  out.write(base64Encode ? 1 : 0);
  if (base64Encode) {
    return new Base64OutputStream(out, Base64.DEFAULT);
  } else {
    return out;
  }
}
 
Example 13
Project: stetho   File: ResponseBodyFileManager.java   View source code 5 votes vote down vote up
public OutputStream openResponseBodyFile(String requestId, boolean base64Encode)
    throws IOException {
  OutputStream out = mContext.openFileOutput(getFilename(requestId), Context.MODE_PRIVATE);
  out.write(base64Encode ? 1 : 0);
  if (base64Encode) {
    return new Base64OutputStream(out, Base64.DEFAULT);
  } else {
    return out;
  }
}
 
Example 14
Project: sa-sdk-android   File: ViewSnapshot.java   View source code 5 votes vote down vote up
public synchronized void writeBitmapJSON(Bitmap.CompressFormat format, int quality,
                                         OutputStream out)
        throws IOException {
    if (null == mCached || mCached.getWidth() == 0 || mCached.getHeight() == 0) {
        out.write("null".getBytes());
    } else {
        out.write('"');
        final Base64OutputStream imageOut = new Base64OutputStream(out, Base64.NO_WRAP);
        mCached.compress(Bitmap.CompressFormat.PNG, 100, imageOut);
        imageOut.flush();
        out.write('"');
    }
}
 
Example 15
Project: shr   File: NetUtil.java   View source code 5 votes vote down vote up
public static String getBase64Param(File f) throws Exception {
  FileInputStream in = new FileInputStream(f.getAbsoluteFile());
  ByteArrayOutputStream out = new ByteArrayOutputStream();
  Base64OutputStream output64 = new Base64OutputStream(out, Base64.DEFAULT);
  byte[] b = new byte[8192];
  int n;
  while ((n = in.read(b)) != -1) {
    output64.write(b, 0, n);
  }
  output64.close();
  in.close();
  return out.toString();
}
 
Example 16
Project: Pix-Art-Messenger   File: FileBackend.java   View source code 5 votes vote down vote up
private Avatar getPepAvatar(Bitmap bitmap, Bitmap.CompressFormat format, int quality) {
    try {
        ByteArrayOutputStream mByteArrayOutputStream = new ByteArrayOutputStream();
        Base64OutputStream mBase64OutputStream = new Base64OutputStream(mByteArrayOutputStream, Base64.DEFAULT);
        MessageDigest digest = MessageDigest.getInstance("SHA-1");
        DigestOutputStream mDigestOutputStream = new DigestOutputStream(mBase64OutputStream, digest);
        if (!bitmap.compress(format, quality, mDigestOutputStream)) {
            return null;
        }
        mDigestOutputStream.flush();
        mDigestOutputStream.close();
        long chars = mByteArrayOutputStream.size();
        if (format != Bitmap.CompressFormat.PNG && quality >= 50 && chars >= Config.AVATAR_CHAR_LIMIT) {
            int q = quality - 2;
            Log.d(Config.LOGTAG, "avatar char length was " + chars + " reducing quality to " + q);
            return getPepAvatar(bitmap, format, q);
        }
        Log.d(Config.LOGTAG, "settled on char length " + chars + " with quality=" + quality);
        final Avatar avatar = new Avatar();
        avatar.sha1sum = CryptoHelper.bytesToHex(digest.digest());
        avatar.image = new String(mByteArrayOutputStream.toByteArray());
        if (format.equals(Bitmap.CompressFormat.WEBP)) {
            avatar.type = "image/webp";
        } else if (format.equals(Bitmap.CompressFormat.JPEG)) {
            avatar.type = "image/jpeg";
        } else if (format.equals(Bitmap.CompressFormat.PNG)) {
            avatar.type = "image/png";
        }
        avatar.width = bitmap.getWidth();
        avatar.height = bitmap.getHeight();
        return avatar;
    } catch (Exception e) {
        return null;
    }
}
 
Example 17
Project: DPR-KITA   File: ViewSnapshot.java   View source code 5 votes vote down vote up
public synchronized void writeBitmapJSON(Bitmap.CompressFormat format, int quality, OutputStream out)
    throws IOException {
    if (null == mCached || mCached.getWidth() == 0 || mCached.getHeight() == 0) {
        out.write("null".getBytes());
    } else {
        out.write('"');
        final Base64OutputStream imageOut = new Base64OutputStream(out, Base64.NO_WRAP);
        mCached.compress(Bitmap.CompressFormat.PNG, 100, imageOut);
        imageOut.flush();
        out.write('"');
    }
}
 
Example 18
Project: Conversations   File: FileBackend.java   View source code 5 votes vote down vote up
private Avatar getPepAvatar(Bitmap bitmap, Bitmap.CompressFormat format, int quality) {
	try {
		ByteArrayOutputStream mByteArrayOutputStream = new ByteArrayOutputStream();
		Base64OutputStream mBase64OutputStream = new Base64OutputStream(mByteArrayOutputStream, Base64.DEFAULT);
		MessageDigest digest = MessageDigest.getInstance("SHA-1");
		DigestOutputStream mDigestOutputStream = new DigestOutputStream(mBase64OutputStream, digest);
		if (!bitmap.compress(format, quality, mDigestOutputStream)) {
			return null;
		}
		mDigestOutputStream.flush();
		mDigestOutputStream.close();
		long chars = mByteArrayOutputStream.size();
		if (format != Bitmap.CompressFormat.PNG && quality >= 50 && chars >= Config.AVATAR_CHAR_LIMIT) {
			int q = quality - 2;
			Log.d(Config.LOGTAG, "avatar char length was " + chars + " reducing quality to " + q);
			return getPepAvatar(bitmap, format, q);
		}
		Log.d(Config.LOGTAG, "settled on char length " + chars + " with quality=" + quality);
		final Avatar avatar = new Avatar();
		avatar.sha1sum = CryptoHelper.bytesToHex(digest.digest());
		avatar.image = new String(mByteArrayOutputStream.toByteArray());
		if (format.equals(Bitmap.CompressFormat.WEBP)) {
			avatar.type = "image/webp";
		} else if (format.equals(Bitmap.CompressFormat.JPEG)) {
			avatar.type = "image/jpeg";
		} else if (format.equals(Bitmap.CompressFormat.PNG)) {
			avatar.type = "image/png";
		}
		avatar.width = bitmap.getWidth();
		avatar.height = bitmap.getHeight();
		return avatar;
	} catch (Exception e) {
		return null;
	}
}
 
Example 19
Project: otrta   File: GsonData.java   View source code 5 votes vote down vote up
public static String ObjectToGSON(Object o){
	try{
		ByteArrayOutputStream baos = new ByteArrayOutputStream();
		Base64OutputStream baseos = new Base64OutputStream(baos, Base64.DEFAULT);
		DeflaterOutputStream dfos = new DeflaterOutputStream(baseos);
		dfos.write(gSON.toJson(o).getBytes());
		dfos.flush();
		dfos.close();
		String ret = new String(baos.toByteArray());
		return ret;
	}catch (Exception ex){
		ex.printStackTrace();
	}
	return null;
}
 
Example 20
Project: pixate-freestyle-android   File: UrlStreamOpenerTests.java   View source code 4 votes vote down vote up
@Override
protected void setUp() throws Exception {
    super.setUp();

    Context context = this.getContext();
    PixateFreestyle.init(context.getApplicationContext());

    // Grab the bitmap placed in the assets. We can use it to compare
    // results later.
    InputStream is = context.getAssets().open(IMAGE_ASSET);
    assetBitmap = BitmapFactory.decodeStream(is);
    is.close();

    Resources resources = context.getResources();

    int rawFileId = resources.getIdentifier(RAW_TEST_FILE, "raw", this.getContext().getPackageName());

    testFileContents = readStream(resources.openRawResource(rawFileId));

    // Create a document file.
    OutputStreamWriter writer =
            new OutputStreamWriter(getContext().openFileOutput(DOCUMENT_FILE, Context.MODE_PRIVATE));
    try {
        writer.write(testFileContents);
    } finally {
        writer.close();
    }

    // Learn the document file's file:// uri so we can test that scheme.
    documentFileUri = new File(context.getFilesDir(), DOCUMENT_FILE).toURI().toString();

    // Clean it up to make it look like someone would type it in css
    // (file:// instead of just file:/)
    if (documentFileUri.startsWith("file:/") && !documentFileUri.startsWith("file://")) {
        documentFileUri = documentFileUri.replace("file:", "file://");
    }

    // Create a temp file.
    tempFile = new File(context.getCacheDir(), TMP_FILE);
    writer = new OutputStreamWriter(new FileOutputStream(tempFile));
    try {
        writer.write(testFileContents);
    } finally {
        writer.close();
    }

    // Get a base64 of the test asset image bytes so we can do a data: call
    // and compare results.
    is = context.getAssets().open(IMAGE_ASSET);
    ByteArrayOutputStream output = new ByteArrayOutputStream();
    Base64OutputStream bos = new Base64OutputStream(output, Base64.DEFAULT);

    try {
        byte[] buffer = new byte[2048];
        int count = is.read(buffer);

        while (count > 0) {
            bos.write(buffer, 0, count);
            count = is.read(buffer);
        }

        assetBitmapBase64 = output.toString();

    } finally {
        is.close();
        bos.close();
    }

}