Can a posthumous portrait be used as a color photo with a background

1, portrait can be used as black and white, color, or sketch. To these three mostly

2, black and white portrait of the background of the general selection of black background and white background,

3, color portrait of the general can be used in black, white, gradient blue, brown, etc., the effect is as follows

4, you can also use the sketch as a portrait of the photographs, and now there are still many people in the country to use, the effect is as follows

The domestic professional top of the portrait processing team