NOTE: Instant Preview Mode is available in Pro Edition. 

CODIJY Pro enables you to preview colorization result in real time.  To enable Instant Preview Mode 

Step 1. Call Partial Processing Dialog  

Step 2. Select area to process with the help of the handles of the selection box. Smaller area will ensure faster output.

Step 3. 

1. Tick Instant Preview box in the bottom left corner of the dialog.
2. Click the Instant Preview button.  

When the Instant Preview mode is on,  CODIJY CODIJY switches to Split View and generates Preview in the real time.  The tiny progress bar will show up over the Partial Processing icon, while the processing is in progress. 

In case you work on the large-size image and want to speed up its processing, CODIJY lets you generate preview of the part that you are working upon. You can select the required part in the Partial Processing dialog. To open it:

Option 1. Press Alt + R  
Option 2. Go to Processing -> Partial Image Processing 
Option 3. Click the Partial Image Processing button.

Step 1. In the Partial Processing dialog, select the area you wat the program to process, using the handles on the sides or the Selection box. 

Step 2. Move the selection box to a different area by just clicking on it and dragging to the desired location.

Step 3.  Now, click Processing.

CODIJY will generate colorized Preview of the selected area.