- Extension
- .roq
- .m4b
- Format
- Binary
- Binary
- Category
- Video
- Audio
- Developer
- id Software
- Apple
- Description
- id RoQ is a proprietary video (and audio) container format developed for use in video games. It uses a custom codec combining vector quantization for video and a simple compression scheme for audio, designed for fast decoding on limited hardware. It was used in several id Software games such as Quake III Arena and Return to Castle Wolfenstein to play full-motion video cutscenes.
- It is an audiobook file compressed using .AAC algorithm based on MPEG-4 container format. It is similar to .M4A file but its denoted as an audiobook and supporting audio players can bookmark it.
- MIME Type
- video/x-roq
- audio/x-m4a
