CNN compute only first value and slide other

I run a CNN (with Tenserflow Lite)
Bue the input data are a sliding windows and when I send data to my CNN is send full windows
My query it is possible to send only news datas and procecing only the news datas because other datas are only sliding of 1 on the left

A exemple are more easy to understande then i do this exemple.

You can watch data in red and green have only move on the left it is uslesse to processing it.

If you have a idea that can help me to win many processing resource
Sorry for me english