Articles for sounds and images to take us to digital spatial journey.
![](https://dan-chan.com/wp-content/uploads/2022/05/xczp_1280x720_p5120x2560-Dan-chan-Logo-c-640x360.jpg.pagespeed.ic.o54lEzZ8Ow.jpg)
CZP Image Creation by Simple C-Program
This article instructs how to create CZP (Circular Zone Plate) image file by simple C-Programing on Ubuntu step by step.
![](https://dan-chan.com/wp-content/uploads/2021/12/xbirds_in_a_cage_dan-chan-logo-01-c-640x360.jpg.pagespeed.ic.iTc5a2Io2e.jpg)
YouTube Audio Volume Maximization Methods for Creators
This article explains max audio volume target and normalization behavior on YouTube according to measurement data analysis.