在用Hi3516DV300调试双目，现在想两路sensor的图像分别编码保存在SD卡中，例程中只有一路编码的例子，现在修改了例程能够存储，但是只能存储第一帧的图像，图像一直不动。cat /dev/logmpp之后报如下错误： undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined