Hi Esa,
On Thu, 2002-02-14 at 15:39, Esa Ikonen wrote:
> The parameters of ioctl calls are unclear to me. For excample in
> ioctl ( xxx, VIDIOC_QUERYCAP, yyy);
> What is the meaning of parameters xxx and yyy? I guess that xxx is a
> pointer to struct v4l2_capability, but what is yyy?
xxx is an integer that you get returned when opening the device, y is
the struct v4l2_capability.
int fd;
struct v4l2_capability cap;
fd = open("/dev/video", O_RDONLY);
ioctl(fd, VIDIOC_QUERYCAP, &cap);
Ronald
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