code: private void seekToCurrentPlayback() {
          if (engine.isPullMode()) {
              try {
                  // TODO: figure out if this is the correct position to seek to
                  final long delta = System.currentTimeMillis() - engine.getPlaybackStart();
                  engine.seek((int) delta);
              } catch (OperationNotSupportedException err) {
                  // Ignore error, should not happen for pullMode engines
              }
          }
      }
docs: Seek to current position to restart playback with audio and/or video.