| /dports/multimedia/libv4l/linux-5.13-rc2/Documentation/userspace-api/media/v4l/ |
| H A D | dmabuf.rst | 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>`,
[all …]
|
| H A D | userp.rst | 51 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` ioctl. Although buffers are commonly
53 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` call. If required by the hardware the
61 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` ioctl. The driver can unlock the
81 <VIDIOC_QBUF>` blocks when no buffer is in the outgoing queue. When the
83 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` returns immediately with an ``EAGAIN``
102 :ref:`VIDIOC_REQBUFS <VIDIOC_REQBUFS>`, :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`,
103 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>`
|
| H A D | vidioc-qbuf.rst | 7 ioctl VIDIOC_QBUF, VIDIOC_DQBUF
13 VIDIOC_QBUF - VIDIOC_DQBUF - Exchange a buffer with the driver
18 .. c:macro:: VIDIOC_QBUF
20 ``int ioctl(int fd, VIDIOC_QBUF, struct v4l2_buffer *argp)``
38 Applications call the ``VIDIOC_QBUF`` ioctl to enqueue an empty
64 ``memory`` field to ``V4L2_MEMORY_MMAP``. When ``VIDIOC_QBUF`` is called
75 instead. When ``VIDIOC_QBUF`` is called with a pointer to this structure
90 ``VIDIOC_QBUF`` is called with a pointer to this structure the driver
101 The ``request_fd`` field can be used with the ``VIDIOC_QBUF`` ioctl to specify
137 with a file descriptor numerically the same as the one given to ``VIDIOC_QBUF``
|
| H A D | func-poll.rst | 37 the :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` ioctl. For output devices this
39 queued up with the :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` ioctl for
56 hasn't yet called :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`, the
|
| H A D | capture.c.rst | 134 if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
135 errno_exit("VIDIOC_QBUF");
168 if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
169 errno_exit("VIDIOC_QBUF");
252 if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
253 errno_exit("VIDIOC_QBUF");
271 if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
272 errno_exit("VIDIOC_QBUF");
|
| H A D | buffer.rst | 17 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` and
95 #. VIDIOC_QBUF
114 :c:func:`VIDIOC_QBUF` ioctl to return a ``EINVAL`` error.
124 #. VIDIOC_QBUF
301 :ref:`ioctl VIDIOC_QBUF <VIDIOC_QBUF>` and ignored by other ioctls that
305 other than :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`.
474 :ref:`VIDIOC_QBUF` or
487 the ``VIDIOC_QBUF``\ ioctl it is always set and after
558 :ref:`VIDIOC_PREPARE_BUF <VIDIOC_QBUF>`,
559 :ref:`VIDIOC_QBUF` or
[all …]
|
| H A D | planar-apis.rst | 54 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_QUERYBUF <VIDIOC_…
|
| H A D | vidioc-prepare-buf.rst | 36 using the :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` ioctl, and to prepare it for future I/O. Such
|
| H A D | mmap.rst | 235 :ref:`VIVIOC_QBUF <VIDIOC_QBUF>` and :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>`
239 buffers can be dequeued. By default :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>`
242 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` returns immediately with an ``EAGAIN``
259 <VIDIOC_QUERYBUF>`, :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_DQBUF
260 <VIDIOC_QBUF>`, :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>`
269 accordingly when calling :ref:`VIDIOC_QBUF` etc.,
|
| /dports/multimedia/v4l-utils/linux-5.13-rc2/Documentation/userspace-api/media/v4l/ |
| H A D | dmabuf.rst | 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>`,
[all …]
|
| H A D | userp.rst | 51 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` ioctl. Although buffers are commonly
53 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` call. If required by the hardware the
61 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` ioctl. The driver can unlock the
81 <VIDIOC_QBUF>` blocks when no buffer is in the outgoing queue. When the
83 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` returns immediately with an ``EAGAIN``
102 :ref:`VIDIOC_REQBUFS <VIDIOC_REQBUFS>`, :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`,
103 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>`
|
| H A D | vidioc-qbuf.rst | 7 ioctl VIDIOC_QBUF, VIDIOC_DQBUF
13 VIDIOC_QBUF - VIDIOC_DQBUF - Exchange a buffer with the driver
18 .. c:macro:: VIDIOC_QBUF
20 ``int ioctl(int fd, VIDIOC_QBUF, struct v4l2_buffer *argp)``
38 Applications call the ``VIDIOC_QBUF`` ioctl to enqueue an empty
64 ``memory`` field to ``V4L2_MEMORY_MMAP``. When ``VIDIOC_QBUF`` is called
75 instead. When ``VIDIOC_QBUF`` is called with a pointer to this structure
90 ``VIDIOC_QBUF`` is called with a pointer to this structure the driver
101 The ``request_fd`` field can be used with the ``VIDIOC_QBUF`` ioctl to specify
137 with a file descriptor numerically the same as the one given to ``VIDIOC_QBUF``
|
| H A D | func-poll.rst | 37 the :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` ioctl. For output devices this
39 queued up with the :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` ioctl for
56 hasn't yet called :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`, the
|
| H A D | capture.c.rst | 134 if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
135 errno_exit("VIDIOC_QBUF");
168 if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
169 errno_exit("VIDIOC_QBUF");
252 if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
253 errno_exit("VIDIOC_QBUF");
271 if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
272 errno_exit("VIDIOC_QBUF");
|
| H A D | buffer.rst | 17 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` and
95 #. VIDIOC_QBUF
114 :c:func:`VIDIOC_QBUF` ioctl to return a ``EINVAL`` error.
124 #. VIDIOC_QBUF
301 :ref:`ioctl VIDIOC_QBUF <VIDIOC_QBUF>` and ignored by other ioctls that
305 other than :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`.
474 :ref:`VIDIOC_QBUF` or
487 the ``VIDIOC_QBUF``\ ioctl it is always set and after
558 :ref:`VIDIOC_PREPARE_BUF <VIDIOC_QBUF>`,
559 :ref:`VIDIOC_QBUF` or
[all …]
|
| H A D | planar-apis.rst | 54 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_QUERYBUF <VIDIOC_…
|
| H A D | vidioc-prepare-buf.rst | 36 using the :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` ioctl, and to prepare it for future I/O. Such
|
| /dports/multimedia/v4l_compat/linux-5.13-rc2/Documentation/userspace-api/media/v4l/ |
| H A D | dmabuf.rst | 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>`,
[all …]
|
| H A D | userp.rst | 51 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` ioctl. Although buffers are commonly
53 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` call. If required by the hardware the
61 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` ioctl. The driver can unlock the
81 <VIDIOC_QBUF>` blocks when no buffer is in the outgoing queue. When the
83 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` returns immediately with an ``EAGAIN``
102 :ref:`VIDIOC_REQBUFS <VIDIOC_REQBUFS>`, :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`,
103 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>`
|
| H A D | vidioc-qbuf.rst | 7 ioctl VIDIOC_QBUF, VIDIOC_DQBUF
13 VIDIOC_QBUF - VIDIOC_DQBUF - Exchange a buffer with the driver
18 .. c:macro:: VIDIOC_QBUF
20 ``int ioctl(int fd, VIDIOC_QBUF, struct v4l2_buffer *argp)``
38 Applications call the ``VIDIOC_QBUF`` ioctl to enqueue an empty
64 ``memory`` field to ``V4L2_MEMORY_MMAP``. When ``VIDIOC_QBUF`` is called
75 instead. When ``VIDIOC_QBUF`` is called with a pointer to this structure
90 ``VIDIOC_QBUF`` is called with a pointer to this structure the driver
101 The ``request_fd`` field can be used with the ``VIDIOC_QBUF`` ioctl to specify
137 with a file descriptor numerically the same as the one given to ``VIDIOC_QBUF``
|
| H A D | func-poll.rst | 37 the :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>` ioctl. For output devices this
39 queued up with the :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` ioctl for
56 hasn't yet called :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`, the
|
| H A D | capture.c.rst | 134 if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
135 errno_exit("VIDIOC_QBUF");
168 if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
169 errno_exit("VIDIOC_QBUF");
252 if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
253 errno_exit("VIDIOC_QBUF");
271 if (-1 == xioctl(fd, VIDIOC_QBUF, &buf))
272 errno_exit("VIDIOC_QBUF");
|
| H A D | buffer.rst | 17 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` and
95 #. VIDIOC_QBUF
114 :c:func:`VIDIOC_QBUF` ioctl to return a ``EINVAL`` error.
124 #. VIDIOC_QBUF
301 :ref:`ioctl VIDIOC_QBUF <VIDIOC_QBUF>` and ignored by other ioctls that
305 other than :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`.
474 :ref:`VIDIOC_QBUF` or
487 the ``VIDIOC_QBUF``\ ioctl it is always set and after
558 :ref:`VIDIOC_PREPARE_BUF <VIDIOC_QBUF>`,
559 :ref:`VIDIOC_QBUF` or
[all …]
|
| H A D | planar-apis.rst | 54 :ref:`VIDIOC_QBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_QUERYBUF <VIDIOC_…
|
| H A D | vidioc-prepare-buf.rst | 36 using the :ref:`VIDIOC_QBUF <VIDIOC_QBUF>` ioctl, and to prepare it for future I/O. Such
|