public void renderFrame() {
        if(mCurrentFrameInfo != null) renderFrame(mCurrentFrameInfo, 0);
    }
Renders the current frame instantly.
This only works if the decoder holds a current frame, e.g. after a seek.
@see #renderFrame(FrameInfo, long)
MediaPlayer/src/main/java/net/protyposis/android/mediaplayer/MediaCodecDecoder.java