ValueError:尺寸必须相等，但对于输入形状为[1,400,400,1]，[1,3,1,1]的‘Conv2D’(op: 'Conv2D')则为1和3。

i am trying to create a simple one layer convolution for a 2D input the idea is just to have an input image , kernel and an output the code is :i am trying to create a simple one layer convol