VIDIOCQUERYCAP
VIDIOCQUERYCAP is a command used within the Video4Linux (V4L2) API, which is a Linux kernel interface supporting video capture and output devices. This command allows applications to query specific capabilities and properties of a device, such as a webcam, television tuner, or video capture card.
When invoked, VIDIOCQUERYCAP retrieves detailed information about the device, including the driver name, card description, bus
The command is implemented as an ioctl (input/output control) system call within the Linux kernel, requiring
Overall, VIDIOCQUERYCAP is a fundamental tool for device interrogation within the V4L2 framework, facilitating the development