Lines Matching refs:VIDIOC_QBUF
62 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` ioctl. In case of multiplanar
65 a different DMABUF descriptor at each :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` call.
82 if (ioctl(v4lfd, VIDIOC_QBUF, &buf) == -1) {
83 perror("VIDIOC_QBUF");
113 if (ioctl(v4lfd, VIDIOC_QBUF, &buf) == -1) {
114 perror("VIDIOC_QBUF");
122 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` ioctl. The driver can unlock the
137 <VIDIOC_QBUF>` blocks when no buffer is in the outgoing queue. When the
139 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` returns immediately with an ``EAGAIN``
158 :ref:`VIDIOC_REQBUFS <VIDIOC_REQBUFS>`, :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`,
159 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_STREAMON