media/v4l/capture.c.rst

63     static int xioctl(int fh, int request, void *arg)
115 		    if (-1 == xioctl(fd, VIDIOC_DQBUF, &buf)) {
134 		    if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
144 		    if (-1 == xioctl(fd, VIDIOC_DQBUF, &buf)) {
168 		    if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
227 		    if (-1 == xioctl(fd, VIDIOC_STREAMOFF, &type))
252 			    if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
256 		    if (-1 == xioctl(fd, VIDIOC_STREAMON, &type))
271 			    if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
275 		    if (-1 == xioctl(fd, VIDIOC_STREAMON, &type))
333 	    if (-1 == xioctl(fd, VIDIOC_REQBUFS, &req)) {
365 		    if (-1 == xioctl(fd, VIDIOC_QUERYBUF, &buf))
391 	    if (-1 == xioctl(fd, VIDIOC_REQBUFS, &req)) {
427 	    if (-1 == xioctl(fd, VIDIOC_QUERYCAP, &cap)) {
470 	    if (0 == xioctl(fd, VIDIOC_CROPCAP, &cropcap)) {
474 		    if (-1 == xioctl(fd, VIDIOC_S_CROP, &crop)) {
498 		    if (-1 == xioctl(fd, VIDIOC_S_FMT, &fmt))
504 		    if (-1 == xioctl(fd, VIDIOC_G_FMT, &fmt))