An indie developer shares the technical journey of building ScreenSage Pro, a macOS screen recorder that captures metadata alongside pixels for automated editing. The article covers implementing ScreenCaptureKit for recording, synchronizing multiple audio/video streams with precise timestamps, optimizing video compression using
Table of contents
What’s so hard about screen recording?Recording extra information boosts efficiency by more than tenfoldThe Start of the Product - Pre-salesStarting Development: Recording and Video CompositionVideo Size and Bitrate: How to Make Video Files Smaller?Software Crashes During Recording, User Crashes Too. How to Save the Recorded File?Static Screen Recording Video Length Is Always Only 1 Second?SCK Window Recording Cannot Record Sub-windows on Secondary Screen?Why Does SCK Keep Throwing the 3821 Issue Interrupting User Recording?SwiftUI Timeline Is So Laggy, How to Optimize?ConclusionSort: