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| author | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-07-01 14:33:56 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-07-01 14:54:30 -0300 |
| commit | 2212ff259f713ae5bfc6b95a99ebe9d43e9dc35c (patch) | |
| tree | b5b435e6ff6531fe95e4c9f6a80078a17ed0cdfd /Documentation/linux_tv/media/v4l/dev-capture.rst | |
| parent | 7347081e8a52d1aa0c04d2dfd6e1e0b0bd59758e (diff) | |
| download | lwn-2212ff259f713ae5bfc6b95a99ebe9d43e9dc35c.tar.gz lwn-2212ff259f713ae5bfc6b95a99ebe9d43e9dc35c.zip | |
doc-rst: linux_tv: convert lots of consts to references
There were lots of consts at the media docbook that should
be, instead, references. Convert the ones that can easily
be done by an automatic script.
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'Documentation/linux_tv/media/v4l/dev-capture.rst')
| -rw-r--r-- | Documentation/linux_tv/media/v4l/dev-capture.rst | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/Documentation/linux_tv/media/v4l/dev-capture.rst b/Documentation/linux_tv/media/v4l/dev-capture.rst index eb5c1522905d..c970a1fd1439 100644 --- a/Documentation/linux_tv/media/v4l/dev-capture.rst +++ b/Documentation/linux_tv/media/v4l/dev-capture.rst @@ -75,23 +75,23 @@ To request different parameters applications set the ``type`` field of a struct :ref:`v4l2_format <v4l2-format>` as above and initialize all fields of the struct :ref:`v4l2_pix_format <v4l2-pix-format>` ``vbi`` member of the ``fmt`` union, or better just modify the results -of ``VIDIOC_G_FMT``, and call the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` +of :ref:`VIDIOC_G_FMT`, and call the :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl with a pointer to this structure. Drivers may adjust the -parameters and finally return the actual parameters as ``VIDIOC_G_FMT`` +parameters and finally return the actual parameters as :ref:`VIDIOC_G_FMT` does. -Like ``VIDIOC_S_FMT`` the :ref:`VIDIOC_TRY_FMT <VIDIOC_G_FMT>` ioctl +Like :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` the :ref:`VIDIOC_TRY_FMT <VIDIOC_G_FMT>` ioctl can be used to learn about hardware limitations without disabling I/O or possibly time consuming hardware preparations. The contents of struct :ref:`v4l2_pix_format <v4l2-pix-format>` and struct :ref:`v4l2_pix_format_mplane <v4l2-pix-format-mplane>` are discussed in :ref:`pixfmt`. See also the specification of the -``VIDIOC_G_FMT``, ``VIDIOC_S_FMT`` and ``VIDIOC_TRY_FMT`` ioctls for -details. Video capture devices must implement both the ``VIDIOC_G_FMT`` -and ``VIDIOC_S_FMT`` ioctl, even if ``VIDIOC_S_FMT`` ignores all -requests and always returns default parameters as ``VIDIOC_G_FMT`` does. -``VIDIOC_TRY_FMT`` is optional. +:ref:`VIDIOC_G_FMT`, :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` and :ref:`VIDIOC_TRY_FMT <VIDIOC_G_FMT>` ioctls for +details. Video capture devices must implement both the :ref:`VIDIOC_G_FMT` +and :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ioctl, even if :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` ignores all +requests and always returns default parameters as :ref:`VIDIOC_G_FMT` does. +:ref:`VIDIOC_TRY_FMT <VIDIOC_G_FMT>` is optional. Reading Images |