public float getPlaybackSpeed() {
        if(isInPlaybackState()) {
            return mPlayer.getPlaybackSpeed();
        } else {
            return mPlaybackSpeedWhenPrepared;
        }
    }
Gets the current playback speed. See {@link #setPlaybackSpeed(float)} for details.
@return the current playback speed
MediaPlayer/src/main/java/net/protyposis/android/mediaplayer/VideoView.java