The Linux Kernel
6.6.0-rc2
A guide to the Kernel Development Process
Submitting patches: the essential guide to getting your code into the kernel
Code of conduct
Kernel Maintainer Handbook
All development-process docs
Core API Documentation
Driver implementer's API guide
Kernel subsystem documentation
Locking in the kernel
Linux kernel licensing rules
How to write kernel documentation
Development tools for the kernel
Kernel Testing Guide
Kernel Hacking Guides
Linux Tracing Technologies
fault-injection
Kernel Livepatching
Rust
The Linux kernel user's and administrator's guide
The kernel build system
Reporting issues
User-space tools
The Linux kernel user-space API guide
No New Privileges Flag
Seccomp BPF (SECure COMPuting with filters)
Landlock: unprivileged access control
unshare system call
Speculation Control
OpenCAPI (Open Coherent Accelerator Processor Interface)
Exchanging pixel buffers
eBPF Userspace API
Linux-specific ELF idiosyncrasies
IOCTLs
IOMMU Userspace API
IOMMUFD
Linux Media Infrastructure userspace API
Introduction
Part I - Video for Linux API
1. Common API Elements
1.1. Opening and Closing Devices
1.2. Querying Capabilities
1.3. Application Priority
1.4. Video Inputs and Outputs
1.5. Audio Inputs and Outputs
1.6. Tuners and Modulators
1.7. Video Standards
1.8. Digital Video (DV) Timings
1.9. User Controls
1.10. Extended Controls API
1.11. Camera Control Reference
1.12. Flash Control Reference
1.13. Image Source Control Reference
1.14. Image Process Control Reference
1.15. Codec Control Reference
1.16. Stateless Codec Control Reference
1.17. JPEG Control Reference
1.18. Digital Video Control Reference
1.19. RF Tuner Control Reference
1.20. FM Transmitter Control Reference
1.21. FM Receiver Control Reference
1.22. Detect Control Reference
1.23. Colorimetry Control Reference
1.24. Guidelines for Video4Linux pixel format 4CCs
1.25. Data Formats
1.26. Single- and multi-planar APIs
1.27. Cropping, composing and scaling -- the SELECTION API
1.27.1. Introduction
1.27.2. Selection targets
1.27.3. Configuration
1.27.4. Comparison with old cropping API
1.27.5. Examples
1.28. Image Cropping, Insertion and Scaling -- the CROP API
1.29. Streaming Parameters
2. Image Formats
3. Input/Output
4. Interfaces
5. Libv4l Userspace Library
6. Changes
7. Function Reference
8. Common definitions for V4L2 and V4L2 subdev interfaces
9. Video For Linux Two Header File
10. Video Capture Example
11. Video Grabber example using libv4l
12. References
Revision and Copyright
Revision History
Part II - Digital TV API
Part III - Remote Controller API
Part IV - Media Controller API
Part V - Consumer Electronics Control API
Generic Error Codes
Glossary
GNU Free Documentation License
Video4Linux (V4L) driver-specific documentation
Netlink Handbook
Platform Profile Selection (e.g. /sys/firmware/acpi/platform_profile)
VDUSE - "vDPA Device in Userspace"
futex2
The Linux kernel firmware guide
Open Firmware and Devicetree
CPU Architectures
Unsorted Documentation
Translations
The Linux Kernel
The Linux kernel user-space API guide
Linux Media Infrastructure userspace API
Part I - Video for Linux API
1.
Common API Elements
1.27.
Cropping, composing and scaling -- the SELECTION API
View page source
1.27.
Cropping, composing and scaling -- the SELECTION API
ΒΆ
1.27.1. Introduction
1.27.2. Selection targets
1.27.3. Configuration
1.27.4. Comparison with old cropping API
1.27.5. Examples