/// <summary>
/// Creates a tuner.
/// </summary>
/// <param name="device">The parental Video4Linux device.</param>
/// <param name="index">The index of the tuner.</param>
/// <param name="type">The type of the tuner.</param>
internal V4LTuner(V4LDevice device, uint index, V4LTunerType type)
{
this.device = device;
tuner = new v4l2_tuner();
tuner.index = index;
tuner.type = type;
getTuner();
}
private void fetchTuners()
{
tuners = new List<V4LTuner>();
APIv2.v4l2_tuner cur = new APIv2.v4l2_tuner();
cur.index = 0;
while (ioControl.GetTuner(ref cur) == 0)
{
tuners.Add(new V4LTuner(this, cur));
cur.index++;
}
}
/// <summary>
/// Collects all available tuners from the device.
/// </summary>
private void fetchTuners()
{
tuners = new ManagedList<V4LTuner>();
v4l2_tuner cur = new v4l2_tuner();
cur.index = 0;
while (ioControl.GetTuner(ref cur) == 0)
{
tuners.Add(new V4LTuner(this, cur.index, cur.type));
cur.index++;
}
}
/// <summary>
/// Creates a tuner.
/// </summary>
/// <param name="device">The parental Video4Linux device.</param>
/// <param name="tuner">The struct holding the tuner information.</param>
internal V4LTuner(V4LDevice device, v4l2_tuner tuner)
{
this.device = device;
this.tuner = tuner;
}
public V4LTuner(V4LDevice device, APIv2.v4l2_tuner tuner)
{
this.device = device;
this.tuner = tuner;
}
private static extern int ioctl(int device, v4l2_operation request, ref v4l2_tuner argp);
/// <summary>
/// Calls VIDIOC_S_TUNER.
/// </summary>
public int SetTuner(ref v4l2_tuner tuner)
{
return ioctl(deviceHandle, v4l2_operation.SetTuner, ref tuner);
}
