How Video Works, 3rd Edition

16Audio for Video

Human perception and learning is 90% visual. And yet people are more critical of what they hear than what they see. Because audio comprises a much smaller percentage of human information gathering, even a small audio discrepancy will translate into a much greater perceptible difference. It has been found through experimentation and research that people will watch poor-quality film and video as long as the audio is good. On the other hand, an audience will not tolerate poor audio, no matter how good the video is, because it is more of a strain to make sense of the content. If audio is out of sync by one or two frames, it is obvious and annoying. Even so, audio is often thought of as less important than video. But this is simply ...