Between 2012 and 2015, manufacturers used proprietary codecs. You often needed ffmpeg portable to transcode .AVI or .MOV files before editing.

As we reflect on the evolution of hard hat electronics from 2012 to 2020, several key trends and insights emerge:

Hard hat electronics with LED lighting have become increasingly popular in various industries, including construction, mining, and emergency response. This review aims to summarize the developments in portable hard hat electronics with LED lighting from 2012 to 2020. We discuss the design considerations, technological advancements, and applications of these wearable devices. Our analysis reveals significant improvements in power efficiency, brightness, and durability, making them more suitable for various harsh environments.