Solution 1: From Android Lollipop, a MediaProjection API was introduced which in conjunction with MediaRecorder can be used to save a SurfaceView to a video file. This example shows how to output a SurfaceView to a video file. Solution 2: Alternatively, you can use one of the neat Encoder classes provided in the Grafika repository. … Read more
Not sure if it is a Nexus 5 specific issue but usually the class used to record calls is MediaRecorder. Have you tried to replace AudioRecorder by a MediaRecorder? Based on this stack-overflow question, I think you could try the following code based on Ben blog post: import android.media.MediaRecorder; import android.os.Environment; import java.io.File; import java.io.IOException; … Read more
I’m looking for the same, I got one awesome explination about Transfering data using audio signal in android by Sudar , go through once that may be helpful to you.
try { ByteArrayOutputStream baos = new ByteArrayOutputStream(); FileInputStream fis = new FileInputStream(new File( “ur file path”)); byte[] buf = new byte[1024]; int n; while (-1 != (n = fis.read(buf))) { baos.write(buf, 0, n); } byte[] videoBytes = baos.toByteArray(); // use this videoBytes which is low level of original video } catch (Exception e) { e.printStackTrace(); … Read more