private void fetchCapabilities()
{
APIv2.v4l2_capability tempCap =
new APIv2.v4l2_capability();
int res = ioctl(deviceHandle,
APIv2.v4l2_operation_id.QueryCapabilities,
ref tempCap);
if (res < 0)
throw new Exception("Could not query the device's capabilities.");
_capabilities = tempCap;
}
private void fetchCapabilites()
{
APIv2.v4l2_capability tmpCap = new APIv2.v4l2_capability();
if (ioControl.QueryDeviceCapabilities(ref tmpCap) < 0)
throw new Exception("VIDIOC_QUERYCAP");
_deviceCapabilities = tmpCap;
}
private static extern int ioctl(int device, v4l2_operation request, ref v4l2_capability argp);
/// <summary>
/// Queries the device for its capabilites.
/// </summary>
private void fetchDevice()
{
device = new v4l2_capability();
if (ioControl.QueryDeviceCapabilities(ref device) < 0)
throw new Exception("VIDIOC_QUERYCAP");
}
/// <summary>
/// Calls VIDIOC_QUERYCAP.
/// </summary>
public int QueryDeviceCapabilities(ref v4l2_capability cap)
{
return ioctl(deviceHandle, v4l2_operation.QueryCapabilities, ref cap);
}
