how to convert an image into base64 string

Question

I want to convert image to base 64 encode to string. from that to send to server with oma_status-icon xml format.

but I am getting unsupported encodin

Answer 1

Method:

private String bitmapToBase64(Bitmap bitmap) {

    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.PNG, 100, byteArrayOutputStream);
    byte[] byteArray = byteArrayOutputStream .toByteArray();

    return Base64.encodeToString(byteArray, Base64.DEFAULT);
}

Imports:

import android.util.Base64;
import java.io.ByteArrayOutputStream;