3. Video4Linux devices

• 3.1. Introduction
• 3.2. Structure of a V4L driver
• 3.3. Structure of the V4L2 framework
• 3.4. Video device’ s internal representation
• 3.5. V4L2 device instance
• 3.6. V4L2 File handles
• 3.7. V4L2 sub-devices
• 3.8. V4L2 sub-device userspace API
• 3.9. Read-only sub-device userspace API
• 3.10. I2C sub-device drivers
• 3.11. Centrally managed subdev active state
• 3.12. Streams, multiplexed media pads and internal routing
• 3.13. V4L2 sub-device functions and data structures
• 3.14. V4L2 events
• 3.15. V4L2 Controls
• 3.16. V4L2 videobuf2 functions and data structures
• 3.17. V4L2 DV Timings functions
• 3.18. V4L2 flash functions and data structures
• 3.19. V4L2 Media Controller functions and data structures
• 3.20. V4L2 Media Bus functions and data structures
• 3.21. V4L2 Memory to Memory functions and data structures
• 3.22. V4L2 async kAPI
• 3.23. V4L2 fwnode kAPI
• 3.24. V4L2 CCI kAPI
• 3.25. V4L2 rect helper functions
• 3.26. Tuner functions and data structures
• 3.27. V4L2 common functions and data structures
• 3.28. Hauppauge TV EEPROM functions and data structures
• 3.29. V4L2 JPEG header related functions and data structures