How to get preview image from AnimatedDrawable about fresco-source-analysis HOT 4 OPEN

ControllerListener listener = new BaseControllerListener<ImageInfo>(){
    @Override
    public void onFinalImageSet(String id, ImageInfo imageInfo, Animatable
            animatable) {
        super.onFinalImageSet(id, imageInfo, animatable);

        if(imageInfo instanceof CloseableAnimatedImage){
            AnimatedImageResult result = ((CloseableAnimatedImage) imageInfo).getImageResult();
            if(result == null) return;

            AnimatedImage image = result.getImage();

            if(image != null){

                Bitmap.Config conf = Bitmap.Config.ARGB_8888;
                Bitmap bmp = Bitmap.createBitmap(100, 100, conf);

                image.getFrame(0).renderFrame(100, 100, bmp);  //这里获取到你需要的Bitmap，我设置的是第0帧。 尺寸需要和创建的Bitmap相同

                imageView.setImageBitmap(bmp);  
            }
        }
    }
};

DraweeController controller = Fresco.newDraweeControllerBuilder()
        .setUri("your uri")
        .setAutoPlayAnimations(true)
        .setControllerListener(listener)
        .build();

SimpleDraweeView view = (SimpleDraweeView) findViewById(R.id.drawee_view);
view.setController(controller);