final AnimationDrawable drawable = new AnimationDrawable();
drawable.addFrame(activity.getResources().getDrawable(R.drawable.kaiguan), 750);//添加图片帧到AnimationDrawable
drawable.addFrame(activity.getResources().getDrawable(R.drawable.kaiguan2), 1250);
drawable.setOneShot(false);//设置为循环播放
ImageView imageView = (ImageView)findViewById(R.id.imageView);
imageView.setImageDrawable(drawable);//AnimationDrawable对象给imageView
drawable.start();//动画播放
drawable.stop();//动画停止