Original picture
final renderings
1. Open the original picture and use Ctrl+M to adjust the curve. The parameters are as shown in the figure below.
2. Open the channel panel, select the red channel, and press Ctrl+M. The parameters are as shown in the figure below.
3. Select the green channel and press Ctrl+M. The parameters are as shown in the figure below.
4. Then select the blue channel and press Ctrl+M. The parameters are as shown in the figure below.
5. Image-Adjustment-Selectable Color. The parameters are as shown in the figure below. (Before processing, use the Iopaz filter first.) The operation is completed. Iopaz filter download