Android ffmpeg How to add watermark on video file

Question

I am trying to add watermark on video file using FFmpegFrameFilter but watermark is not adding on output video. also output video not correct getting only one second video where video length is 8 seconds. please help me. here my code

  class FinishWaterMarkTask extends ProgressDialogTask<Void, Integer, Void> {


    private FFmpegFrameGrabber VIDEO_GRABBER;
    private FFmpegFrameRecorder videoRecorder;
    private FFmpegFrameFilter filter;


    @Override
    protected Void doInBackground(Void... params) {


        Frame tempVideoFrame;
        try {
            VIDEO_GRABBER.start();
            String OutputPath = path + outputVideo;
            initVideoRecorder(OutputPath);
            filter.start();
            while (VIDEO_GRABBER.grab() != null) {
                tempVideoFrame = VIDEO_GRABBER.grabImage();
                if (tempVideoFrame != null) {
                    filter.push(tempVideoFrame);
                    tempVideoFrame = filter.pull();
                    videoRecorder.record(tempVideoFrame);
                }
            }
            videoRecorder.stop();
            filter.stop();
            videoRecorder.release();
            VIDEO_GRABBER.stop();
            VIDEO_GRABBER.release();
        } catch (FrameGrabber.Exception e) {
            e.printStackTrace();
        } catch (FrameRecorder.Exception e) {
            e.printStackTrace();
        } catch (FrameFilter.Exception e) {
            e.printStackTrace();
        }
        return null;
    }

    private void initVideoRecorder(String path) {
        try {
 VIDEO_GRABBER = new FFmpegFrameGrabber(mVideo.getAbsolutePath());
            String imgPath = audioPath + "jodelicon.png";
            filter = new FFmpegFrameFilter("movie=" + imgPath + " [logo];[in][logo]overlay=0:0:1:format=rgb [out]", VIDEO_GRABBER.getImageWidth(), VIDEO_GRABBER.getImageHeight());
            videoRecorder = FFmpegFrameRecorder.createDefault(path, VIDEO_GRABBER.getImageWidth(), VIDEO_GRABBER.getImageHeight());
            videoRecorder.setAudioChannels(VIDEO_GRABBER.getAudioChannels());
            videoRecorder.setFrameRate(VIDEO_GRABBER.getFrameRate());

            videoRecorder.start();
        } catch (FrameRecorder.Exception e) {
            e.printStackTrace();
        }
    }


}