halcon image channel separation, drawing colored lines, etc., channel merging
Image channel separation
* 输入的三通道图片，得到每个通道的图片
decompose3(Image, Image1, Image2, Image3)
draw colored lines
paint_region (RegionLines1, ImageR, ImageR, 0, 'fill')
paint_region (RegionLines1, ImageG, ImageG, 255, 'fill')
paint_region (RegionLines1, ImageB, ImageB, 255, 'fill')
channel merge
compose3(ImageR,ImageG,ImageB,out_image)