1.点击助手->打开新的Image Acquisition
2.在资源选项卡上，选择图像获取借口，点自动检测接口，选择工具栏里面的连续采集按钮
3.切换到代码生成选项卡，点击插入代码即可
代码如下：
* Image Acquisition 01: Code generated by Image Acquisition 01
open_framegrabber ('DirectShow', 1, 1, 0, 0, 0, 0, 'default', 8, 'rgb', -1, 'false', 'default', '[0] Integrated Webcam', 0, -1, AcqHandle)
grab_image_start (AcqHandle, -1)
while (true)
grab_image_async (Image, AcqHandle, -1)
* Image Acquisition 01: Do something
endwhile
close_framegrabber (AcqHandle)