Example usage for java.io ByteArrayOutputStream toByteArray

Introduction

In this page you can find the example usage for java.io ByteArrayOutputStream toByteArray.

Prototype

public synchronized byte[] toByteArray()

Source Link

Document

Creates a newly allocated byte array.

Usage

From source file:Main.java

public static byte[] ImageToByte(ImageView image) {
    Bitmap bitmap = ((BitmapDrawable) image.getDrawable()).getBitmap();
    Bitmap resized = Bitmap.createScaledBitmap(bitmap, 150, 150, true);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    resized.compress(Bitmap.CompressFormat.PNG, 100, baos);

    return baos.toByteArray();
}

From source file:Main.java

public static String toBase64(Bitmap bitmap) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.PNG, 100, baos);
    byte[] bytes = baos.toByteArray();

    return Base64.encodeToString(bytes, Base64.NO_WRAP);
}

From source file:Main.java

private static byte[] getBytesFromDriveImageUri(Context context, Uri uri) {
    InputStream inputStream = null;
    try {/* w ww . ja v a2  s.  c  o m*/
        inputStream = context.getContentResolver().openInputStream(uri);
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    }

    Bitmap bmp = BitmapFactory.decodeStream(inputStream);
    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    bmp.compress(Bitmap.CompressFormat.PNG, 100, stream);

    return stream.toByteArray();
}

From source file:Main.java

public static byte[] convertToByteArray(Bitmap bmp) {
    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    bmp.compress(Bitmap.CompressFormat.JPEG, 80, stream);
    byte[] byteArray = stream.toByteArray();
    try {//w  ww  .j a  v  a2s  .  co m
        stream.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return byteArray;
}

From source file:Main.java

private static byte[] resizeImage(byte[] input, int length) {
    Bitmap original = BitmapFactory.decodeByteArray(input, 0, input.length);
    Bitmap resized = Bitmap.createScaledBitmap(original, length, length, true);

    ByteArrayOutputStream blob = new ByteArrayOutputStream();
    resized.compress(Bitmap.CompressFormat.JPEG, 100, blob);

    return blob.toByteArray();
}

From source file:Main.java

/**
 * convert Bitmap to byte array//from  ww w  .j a  v  a  2  s. c  o m
 *
 * @param b
 * @return
 */
public static byte[] bitmapToByte(Bitmap b) {
    if (b == null) {
        return null;
    }

    ByteArrayOutputStream o = new ByteArrayOutputStream();
    b.compress(CompressFormat.PNG, 100, o);
    return o.toByteArray();
}

From source file:Main.java

public static byte[] bmpToByteArray(Bitmap bmp) {
    if (bmp == null)
        return null;
    ByteArrayOutputStream output = new ByteArrayOutputStream();
    bmp.compress(Bitmap.CompressFormat.PNG, 80, output);

    byte[] result = output.toByteArray();
    try {/*from  www .  ja  v a 2  s.c  o  m*/
        output.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}

From source file:Main.java

public static void compressWithQuality(Bitmap image, String outPath, int maxSize) throws IOException {

    ByteArrayOutputStream os = new ByteArrayOutputStream();

    image.compress(Bitmap.CompressFormat.JPEG, 20, os);

    while (os.toByteArray().length / 1024 > 1024) {
        os.reset();/*from w  ww  .jav a  2 s.c  o  m*/
        image.compress(Bitmap.CompressFormat.JPEG, 20, os);
    }

    ByteArrayInputStream bi = new ByteArrayInputStream(os.toByteArray());
    BitmapFactory.decodeStream(bi);
    FileOutputStream fi = new FileOutputStream(outPath);
    fi.write(os.toByteArray());
    fi.flush();
    fi.close();

}

From source file:Main.java

public static String Base64Pic(String path) throws Exception {
    Bitmap bm = getSmallBitmap(path, 300, 300);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bm.compress(Bitmap.CompressFormat.JPEG, 100, baos);
    byte[] b = baos.toByteArray();
    return Base64.encodeToString(b, Base64.DEFAULT);
}

From source file:Main.java

public static byte[] toBytes(Node node, boolean formatted)
        throws ClassCastException, ClassNotFoundException, InstantiationException, IllegalAccessException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    writeNode(node, baos, formatted);// ww w. j av a 2s. c  o m
    return (baos.toByteArray());
}