Bool_t MVideo::EnumerateControls ( UInt_t  id )

private

Definition at line 197 of file MVideo.cc.

References fControls, id, and Ioctl().

{
    struct v4l2_queryctrl qctrl;
    memset(&qctrl, 0, sizeof(qctrl));
    qctrl.id = id;

    while (1)
    {
        if (Ioctl(VIDIOC_QUERYCTRL, &qctrl, true, true)==-1)
            break;

        if (qctrl.maximum<=qctrl.minimum)
            continue;

        fControls.Add(new MVideoCtrl(qctrl));

        qctrl.id++;
    }

    return kTRUE;
}

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