如何将Mat数据（OpenCV，图像数据格式）转换为unity3d texutre

I know Mat data save each pixel data(RGB data in a column) as a unsigned char. And texture data in unity3d is byte[]. I try to do the following thing, but the result is not right, the image capture from the camera displayed in the hwind is not right.I know Mat data save each pixel data(RGB data i