Lines Matching refs:VIDIOC_QUERYCTRL
313 :ref:`VIDIOC_QUERYCTRL` and
314 :ref:`VIDIOC_QUERYMENU <VIDIOC_QUERYCTRL>` ioctls, get and set a
317 ``VIDIOC_QUERYCTRL``, ``VIDIOC_G_CTRL`` and ``VIDIOC_S_CTRL`` when the
351 while (0 == ioctl(fd, VIDIOC_QUERYCTRL, &queryctrl)) {
362 perror("VIDIOC_QUERYCTRL");
402 if (0 == ioctl(fd, VIDIOC_QUERYCTRL, &queryctrl)) {
414 perror("VIDIOC_QUERYCTRL");
421 if (0 == ioctl(fd, VIDIOC_QUERYCTRL, &queryctrl)) {
433 perror("VIDIOC_QUERYCTRL");
450 if (-1 == ioctl(fd, VIDIOC_QUERYCTRL, &queryctrl)) {
452 perror("VIDIOC_QUERYCTRL");
506 instead of using :ref:`VIDIOC_QUERYCTRL` with