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doc-rst: libv4l-introduction: improve format

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Fix some cross-references and improve the layout of this
page.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2016-07-04 19:03:49 -03:00
parent 0c15aefd9e
commit bb2ade02e8
1 changed files with 6 additions and 6 deletions
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12
Documentation/linux_tv/media/v4l/libv4l-introduction.rst
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@ -45,7 +45,7 @@ It currently accepts the following V4L2 driver formats:
:ref:`V4L2_PIX_FMT_SPCA508 <V4L2-PIX-FMT-SPCA508>`, :ref:`V4L2_PIX_FMT_SPCA508 <V4L2-PIX-FMT-SPCA508>`,
:ref:`V4L2_PIX_FMT_SPCA561 <V4L2-PIX-FMT-SPCA561>`, :ref:`V4L2_PIX_FMT_SPCA561 <V4L2-PIX-FMT-SPCA561>`,
:ref:`V4L2_PIX_FMT_SQ905C <V4L2-PIX-FMT-SQ905C>`, :ref:`V4L2_PIX_FMT_SQ905C <V4L2-PIX-FMT-SQ905C>`,
``V4L2_PIX_FMT_SRGGB8``, :ref:`V4L2_PIX_FMT_SRGGB8 <V4L2-PIX-FMT-SRGGB8>`,
:ref:`V4L2_PIX_FMT_UYVY <V4L2-PIX-FMT-UYVY>`, :ref:`V4L2_PIX_FMT_UYVY <V4L2-PIX-FMT-UYVY>`,
:ref:`V4L2_PIX_FMT_YUV420 <V4L2-PIX-FMT-YUV420>`, :ref:`V4L2_PIX_FMT_YUV420 <V4L2-PIX-FMT-YUV420>`,
:ref:`V4L2_PIX_FMT_YUYV <V4L2-PIX-FMT-YUYV>`, :ref:`V4L2_PIX_FMT_YUYV <V4L2-PIX-FMT-YUYV>`,
@ -92,16 +92,16 @@ and to enhance the image quality.
In most cases, libv4l2 just passes the calls directly through to the In most cases, libv4l2 just passes the calls directly through to the
v4l2 driver, intercepting the calls to v4l2 driver, intercepting the calls to
:ref:`VIDIOC_TRY_FMT <VIDIOC_G_FMT>`, :ref:`VIDIOC_TRY_FMT <VIDIOC_G_FMT>`,
:ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>` :ref:`VIDIOC_G_FMT <VIDIOC_G_FMT>`,
:ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>` :ref:`VIDIOC_S_FMT <VIDIOC_G_FMT>`,
:ref:`VIDIOC_ENUM_FRAMESIZES` and :ref:`VIDIOC_ENUM_FRAMESIZES <VIDIOC_ENUM_FRAMESIZES>` and
:ref:`VIDIOC_ENUM_FRAMEINTERVALS` in :ref:`VIDIOC_ENUM_FRAMEINTERVALS <VIDIOC_ENUM_FRAMEINTERVALS>` in
order to emulate the formats order to emulate the formats
:ref:`V4L2_PIX_FMT_BGR24 <V4L2-PIX-FMT-BGR24>`, :ref:`V4L2_PIX_FMT_BGR24 <V4L2-PIX-FMT-BGR24>`,
:ref:`V4L2_PIX_FMT_RGB24 <V4L2-PIX-FMT-RGB24>`, :ref:`V4L2_PIX_FMT_RGB24 <V4L2-PIX-FMT-RGB24>`,
:ref:`V4L2_PIX_FMT_YUV420 <V4L2-PIX-FMT-YUV420>`, and :ref:`V4L2_PIX_FMT_YUV420 <V4L2-PIX-FMT-YUV420>`, and
:ref:`V4L2_PIX_FMT_YVU420 <V4L2-PIX-FMT-YVU420>`, if they aren't :ref:`V4L2_PIX_FMT_YVU420 <V4L2-PIX-FMT-YVU420>`, if they aren't
available in the driver. :ref:`VIDIOC_ENUM_FMT` available in the driver. :ref:`VIDIOC_ENUM_FMT <VIDIOC_ENUM_FMT>`
keeps enumerating the hardware supported formats, plus the emulated keeps enumerating the hardware supported formats, plus the emulated
formats offered by libv4l at the end. formats offered by libv4l at the end.