Technically, if you match your video resolution to the viewer’s screen size, they wouldn’t see any reduction in quality. HD is often referred to as 1080p and equals 1920×1080). Resolution represents the number of pixels in every frame (e.g. Overall, there are three main aspects that help you reduce video file size: resolution, bitrate, and encoding. But since cameras are so outstanding nowadays, the reduction in quality might not even be noticed by our eyes. Since by compressing you’re deleting some data, your video will technically get worse. So to compress videos, you have to do something very similar to optimizing photos, but at a much larger scale, stripping some information from every frame.ĭoes compression affect video quality? It might. If you think about it, videos are just photos played in rapid sequence. You might wonder what it actually takes to reduce video file size. Here, we’ll discuss a few ways to compress video files and suggest the best one all things considered. There’s a certain art to making video files smaller in size without giving up quality. So how come you often see professional videos or movies that you download weigh just 1 or 2 GB for two hours of footage?

Mac file compression