how to use ov7670 camera to capture image and save to sd card

hello
i have an arduino uno + ov7670 camera(i2c) + sdcard (spi)
i want to capture just picture and store in to sd card ther is a page with appropriate commment about how some codes work and how i2c camera take pictures

https://hkalasua.wordpress.com/2017/09/11/ov7670-arduino-sd/

but i cant find whole .ino code to compile my arduino.
please help

You can start with this: Testing camera. Was the second Google entry found for me.

Paul