Ask questions to BD authoring and compression insider "2themax"

[2themax]

Originally Posted by PaulGo

When movies are made (without film) using digital equipment how is the product stored? Is it uncompressed, or do the use some compression. If they use compression what codec do they use and how much compression do they use.

Unfortunately, that's a bit outside of what I deal with. The little I do know about the area would involve using a Sony CineAlta camera system. It's recorded to HD-CAM SR tape with up to RGB 4:4:4 color. It is compressed using MPEG-4 Studio Profile, but I don't know the compression ratio.