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TVP5146M2 怎么去掉UV信号 仅仅保留Y信号呢

Other Parts Discussed in Thread: TVP5146, DM3730

大家好!

        小弟最近在做DM3730驱动TVP5146的项目,使用Gstreamer可以很好的驱动起来,看到彩色图像,彩色图像的数据量比较大,我现在想仅仅得到黑白图像就可以,也就是说我仅仅想保留Y信号,

       请问要怎么做呢?是对TVP5146的寄存器设置就可以呢?还是要在DM3730的Linux中来过滤掉UV信号?

谢谢大家的解答!