Lines Matching refs:VIDIOC_QUERYCTRL
326 :ref:`VIDIOC_QUERYCTRL` and
327 :ref:`VIDIOC_QUERYMENU <VIDIOC_QUERYCTRL>` ioctls, get and set a
330 ``VIDIOC_QUERYCTRL``, ``VIDIOC_G_CTRL`` and ``VIDIOC_S_CTRL`` when the
364 while (0 == ioctl(fd, VIDIOC_QUERYCTRL, &queryctrl)) {
375 perror("VIDIOC_QUERYCTRL");
415 if (0 == ioctl(fd, VIDIOC_QUERYCTRL, &queryctrl)) {
427 perror("VIDIOC_QUERYCTRL");
434 if (0 == ioctl(fd, VIDIOC_QUERYCTRL, &queryctrl)) {
446 perror("VIDIOC_QUERYCTRL");
463 if (-1 == ioctl(fd, VIDIOC_QUERYCTRL, &queryctrl)) {
465 perror("VIDIOC_QUERYCTRL");
519 instead of using :ref:`VIDIOC_QUERYCTRL` with