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/Linux-v5.4/Documentation/media/uapi/v4l/
Dvidioc-g-fmt.rst13 ioctl VIDIOC_G_FMT, VIDIOC_S_FMT, VIDIOC_TRY_FMT
19 VIDIOC_G_FMT - VIDIOC_S_FMT - VIDIOC_TRY_FMT - Get or set the data format, try a format
28 .. c:function:: int ioctl( int fd, VIDIOC_S_FMT, struct v4l2_format *argp )
29 :name: VIDIOC_S_FMT
68 application. When the application calls the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl with
75 prepare for data exchange. Finally the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl returns
79 application must implement the :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>` and :ref:`VIDIOC_S_FMT <VIDIOC_G_…
81 EINVAL error code on a :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` attempt. When I/O is already in
85 The :ref:`VIDIOC_TRY_FMT <VIDIOC_G_FMT>` ioctl is equivalent to :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` …
93 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` returns for the same input or output.
[all …]
Dformat.rst34 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctls. Additionally the
41 The :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl is a major turning-point in the
44 change controls or modify other properties. The first :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`
60 When applications omit the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl its locking side
71 *may* support a switch using :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`.
74 :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>` and :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl. Implementation of …
Ddev-output.rst84 of :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>`, and call the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`
89 Like :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` the :ref:`VIDIOC_TRY_FMT <VIDIOC_G_FMT>` ioctl
96 :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>`, :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` and :ref:`VIDIOC_TRY_FMT <VI…
98 and :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl, even if :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ignores all
Ddev-capture.rst87 of :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>`, and call the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`
92 Like :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` the :ref:`VIDIOC_TRY_FMT <VIDIOC_G_FMT>` ioctl
99 :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>`, :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` and :ref:`VIDIOC_TRY_FMT <VI…
101 and :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl, even if :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ignores all
Ddev-overlay.rst33 the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl.
114 (:ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`) or overlay
141 call the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl. The driver
143 parameters as :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>` does. Like :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`, the
146 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` this also works after the overlay has been enabled.
155 (:ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`) may fail with an ``EBUSY`` error
203 contents after calling :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`
210 after calling :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` are undefined. When clip lists are
231 its contents after calling :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` are
Ddev-osd.rst30 the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl.
137 substructure and call the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl.
139 the actual parameters as :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>` does. Like :ref:`VIDIOC_S_FMT <VIDIOC_G…
142 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` this also works after the overlay has been enabled.
Dio.rst31 initiating video overlay with the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`
41 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` and :ref:`VIDIOC_REQBUFS` would permit this to some
Dvidioc-g-fbuf.rst165 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl, using the ``field``
290 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`) will be used. Only one
295 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`. If this flag is set for a
304 and negotiated with the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`
308 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl, see :ref:`overlay`
323 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl, see :ref:`overlay`
337 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl, see :ref:`overlay`
Dpixfmt.rst21 the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl. (The explanations here
Ddev-sliced-vbi.rst31 calling the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl as defined
70 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl when the number of VBI
86 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl with a pointer to the
100 The :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl modifies the parameters
135 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` or
289 a side effect). The :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl may
362 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl. When the line numbers are
Ddev-raw-vbi.rst38 applications must call the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl.
90 of :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>`, and call the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`
105 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl, even if :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ignores all re…
Ddiff-v4l.rst130 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl, respectively. The
169 were removed. Calling the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` or
358 be selected with the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl.
444 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`. They take a pointer to a struct
498 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl.
520 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`. They take a pointer to a struct
547 with the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl. When no
Dcapture.c.rst505 if (-1 == xioctl(fd, VIDIOC_S_FMT, &fmt))
506 errno_exit("VIDIOC_S_FMT");
508 /* Note VIDIOC_S_FMT may change width and height. */
Dcrop.rst45 and :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctls.
49 :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>` and :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`
220 if (-1 == ioctl (fd, VIDIOC_S_FMT, &format)) {
Dselection-api-configuration.rst60 the image size set by :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`.
100 specified using :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl.
Dfield-order.rst63 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl. If this is not desired it
89 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` or
Dplanar-apis.rst54 :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>`, :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`, :ref:`VIDIOC_TRY_FMT <VIDIO…
Dv4l2grab.c.rst88 xioctl(fd, VIDIOC_S_FMT, &fmt);
Dvidioc-g-sliced-vbi-cap.rst108 :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl as described in
Dbuffer.rst78 :c:func:`VIDIOC_S_FMT` ioctl in all cases described in this section.
100 #. VIDIOC_S_FMT
130 #. VIDIOC_S_FMT
136 response to format change (:c:func:`VIDIOC_S_FMT`) or control changes
Ddev-decoder.rst250 1. Set the coded format on ``OUTPUT`` via :c:func:`VIDIOC_S_FMT`
280 :c:func:`VIDIOC_S_FMT`.
365 calling :c:func:`VIDIOC_G_FMT`, :c:func:`VIDIOC_S_FMT`,
487 given stream and select one of them via :c:func:`VIDIOC_S_FMT`.
510 4. **Optional.** Set the ``CAPTURE`` format via :c:func:`VIDIOC_S_FMT` on the
/Linux-v5.4/Documentation/media/v4l-drivers/
Dsoc-camera.rst116 VIDIOC_S_CROP and VIDIOC_S_FMT behaviour
125 VIDIOC_S_FMT: sets user window. Should preserve previously set sensor window as
169 using the VIDIOC_S_FMT ioctl(). Apart from those standard format conversions,
/Linux-v5.4/drivers/media/v4l2-core/
Dv4l2-dev.c614 set_bit(_IOC_NR(VIDIOC_S_FMT), valid_ioctls); in determine_valid_ioctls()
655 set_bit(_IOC_NR(VIDIOC_S_FMT), valid_ioctls); in determine_valid_ioctls()
669 set_bit(_IOC_NR(VIDIOC_S_FMT), valid_ioctls); in determine_valid_ioctls()
679 set_bit(_IOC_NR(VIDIOC_S_FMT), valid_ioctls); in determine_valid_ioctls()
Dv4l2-compat-ioctl32.c1192 case VIDIOC_S_FMT32: cmd = VIDIOC_S_FMT; break; in do_video_ioctl()
1251 case VIDIOC_S_FMT: in do_video_ioctl()
1414 case VIDIOC_S_FMT: in do_video_ioctl()
/Linux-v5.4/drivers/staging/most/video/
Dvideo.c292 return comp_set_format(mdev, VIDIOC_S_FMT, f); in vidioc_s_fmt_vid_cap()

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