Function v4l::v4l2::api::open

source · 
pub fn open<P: AsRef<Path>>(path: P, flags: i32) -> Result<c_int>
Expand description

A convenience wrapper around v4l2_open.

Returns the file descriptor on success. In case of errors, the last OS error will be reported, aka errno on Linux.

§Arguments

  • path - Path to the device node
  • flags - Open flags

§Example

extern crate v4l;

use v4l::v4l2;

let fd = v4l2::open("/dev/video0", libc::O_RDWR);