请问采用dvrrdk3.0,dm8168芯片,现在需要实现采集pal信号,然后显示的视频中叠加十字坐标系、一个移动的十字光标和文字。查看了相关资料和论坛记录,没有发现显示案例,请问
1:可否采用多个不同的OSD叠加的方式?
2:link api 中的GRPX模块能否用了进行图形处理,然后与采集视频进行叠加??
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