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Lines Matching refs:control

270         CDBG_ERROR("%s: cannot open control fd of '%s' (%s)\n",
1717  *   @id      : control id
1727     struct v4l2_control control;
1729     memset(&control, 0, sizeof(control));
1730     control.id = id;
1732         control.value = *value;
1734     rc = ioctl(fd, VIDIOC_S_CTRL, &control);
1739         *value = control.value;
1751  *   @id      : control id
1761     struct v4l2_control control;
1763     memset(&control, 0, sizeof(control));
1764     control.id = id;
1766         control.value = *value;
1768     rc = ioctl(fd, VIDIOC_G_CTRL, &control);
1771         *value = control.value;