转换器类节点¶
就像其名字所体现的那样，此类节点将颜色或其他各种数据属性按照一定方式进行转换（比如透明度）。
They also split out or re-combine the different color channels that make up an image, allowing you to work on each channel independently. Various color channel arrangements are supported, including traditional RGB, HSV and HDMI formats.