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Searched refs:VIDIOC_STREAMON (Results 1 – 25 of 40) sorted by relevance

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/OK3568_Linux_fs/kernel/Documentation/userspace-api/media/v4l/
H A Dvidioc-streamon.rst7 ioctl VIDIOC_STREAMON, VIDIOC_STREAMOFF
13 VIDIOC_STREAMON - VIDIOC_STREAMOFF - Start or stop streaming I/O
18 .. c:macro:: VIDIOC_STREAMON
20 ``int ioctl(int fd, VIDIOC_STREAMON, const int *argp)``
38 The ``VIDIOC_STREAMON`` and ``VIDIOC_STREAMOFF`` ioctl start and stop
44 are any empty buffers in the incoming queue) until ``VIDIOC_STREAMON``
46 produced until ``VIDIOC_STREAMON`` has been called. The ioctl will
49 Memory-to-memory devices will not start until ``VIDIOC_STREAMON`` has
52 If ``VIDIOC_STREAMON`` fails then any already queued buffers will remain
66 ``VIDIOC_STREAMON``, then those queued buffers will also be removed from
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H A Duserp.rst64 :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` is called,
89 :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>` and
90 :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` ioctl.
94 :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` removes all buffers from
103 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>`
104 and :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` ioctls, the
H A Ddmabuf.rst125 :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` is called,
145 :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>` and
146 :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` ioctls.
150 :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` removes all buffers from
159 :ref:`VIDIOC_DQBUF <VIDIOC_QBUF>`, :ref:`VIDIOC_STREAMON
160 <VIDIOC_STREAMON>` and :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` ioctls,
H A Dmmap.rst230 up the output is started with :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>`.
247 :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>` and :ref:`VIDIOC_STREAMOFF
248 <VIDIOC_STREAMON>` ioctl.
250 .. note:::ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>`
260 <VIDIOC_QBUF>`, :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>`
261 and :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` ioctls, the :ref:`mmap()
H A Dfunc-poll.rst52 :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>` the :c:func:`poll()`
55 :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>` for a capture device but
H A Dvidioc-overlay.rst39 Drivers do not support :ref:`VIDIOC_STREAMON` or
40 :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` with
H A Ddev-mem2mem.rst20 both sides and finally call :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>`
H A Dvidioc-encoder-cmd.rst56 A :c:func:`read()` or :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>`
60 A :c:func:`close()` or :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>`
H A Dcapture.c.rst256 if (-1 == xioctl(fd, VIDIOC_STREAMON, &type))
257 errno_exit("VIDIOC_STREAMON");
275 if (-1 == xioctl(fd, VIDIOC_STREAMON, &type))
276 errno_exit("VIDIOC_STREAMON");
H A Dvidioc-qbuf.rst81 :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` or
97 dequeued, until the :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` or
116 :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` or calling :ref:`VIDIOC_REQBUFS`
H A Dvidioc-dqevent.rst362 (:ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>`
363 followed by :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>`). The reason is
H A Dvidioc-decoder-cmd.rst49 A :c:func:`write()` or :ref:`VIDIOC_STREAMON`
53 A :c:func:`close()` or :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>`
H A Ddev-raw-vbi.rst92 :ref:`VIDIOC_STREAMON` ioctl and the first :c:func:`read()`
271 Remember the :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>` ioctl and the
H A Ddev-decoder.rst200 Seek -> Decoding [ label = "VIDIOC_STREAMON(OUTPUT)" ];
346 3. Start streaming on the ``OUTPUT`` queue via :c:func:`VIDIOC_STREAMON`.
577 * if the ``CAPTURE`` queue is not streaming, call :c:func:`VIDIOC_STREAMON`
690 11. Call :c:func:`VIDIOC_STREAMON` on the ``CAPTURE`` queue to start decoding
806 2. Restart the ``OUTPUT`` queue via :c:func:`VIDIOC_STREAMON`.
953 :c:func:`VIDIOC_STREAMOFF` and :c:func:`VIDIOC_STREAMON` on the
1046 * a pair of :c:func:`VIDIOC_STREAMOFF` and :c:func:`VIDIOC_STREAMON` on the
1051 * a pair of :c:func:`VIDIOC_STREAMOFF` and :c:func:`VIDIOC_STREAMON` on the
H A Dfunc-select.rst61 :ref:`VIDIOC_STREAMON` yet the :c:func:`select()`
H A Dv4l2grab.c.rst126 xioctl(fd, VIDIOC_STREAMON, &type);
H A Ddev-encoder.rst77 Reset -> Encoding [ label = "VIDIOC_STREAMON(CAPTURE)" ];
429 :c:func:`VIDIOC_STREAMON`. This may be performed in any order. The actual
626 * a pair of :c:func:`VIDIOC_STREAMOFF` and :c:func:`VIDIOC_STREAMON` on the
630 * a pair of :c:func:`VIDIOC_STREAMOFF` and :c:func:`VIDIOC_STREAMON` on the
690 3. Start streaming on the ``CAPTURE`` queue via :c:func:`VIDIOC_STREAMON` and
H A Ddev-sliced-vbi.rst96 :ref:`VIDIOC_STREAMON` ioctl and the first
281 :ref:`VIDIOC_STREAMON` and
282 :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>` call, and after the first
H A Dvidioc-reqbufs.rst70 :ref:`VIDIOC_STREAMOFF <VIDIOC_STREAMON>`.
H A Ddev-subdev.rst133 :ref:`VIDIOC_STREAMON <VIDIOC_STREAMON>` time, and an ``EPIPE`` error
/OK3568_Linux_fs/external/camera_engine_rkaiq/rk_stream/rkvi_demo/
H A Drkvi_demo_isp.c_part226 if (-1 == xioctl(g_ispfd, VIDIOC_STREAMON, &type))
227 errno_exit("VIDIOC_STREAMON");
/OK3568_Linux_fs/app/forlinx/flapp/src/plugins/imxx11/camera/
H A Dcamera.cpp290 if (-1 == xioctl(fd, VIDIOC_STREAMON, &type)) in captureStart()
/OK3568_Linux_fs/app/forlinx/flapp/src/plugins/imxx11/usbcamera/
H A Dcamera.cpp186 ret = ::ioctl(fd, VIDIOC_STREAMON, &type); in camera_init()
/OK3568_Linux_fs/external/mpp/utils/
H A Dcamera_source.c285 if (-1 == camera_source_ioctl(ctx->fd, VIDIOC_STREAMON, &type)) { in camera_source_init()
/OK3568_Linux_fs/app/forlinx/flapp/src/plugins/allwinner/camera/camera/
H A Dvideocapture.cpp241 if (-1 == ioctl(fd, VIDIOC_STREAMON, &type)) { in Init()

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