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[media] docs-rst: Add compressed video formats used on MT8173 codec driver

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Add V4L2_PIX_FMT_MT21C documentation

Signed-off-by: Tiffany Lin <tiffany.lin@mediatek.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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Tiffany Lin 2016-09-09 12:48:05 -03:00 committed by Mauro Carvalho Chehab
parent d4de663458
commit a38b7ce98b
1 changed files with 8 additions and 0 deletions
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8
Documentation/media/uapi/v4l/pixfmt-reserved.rst
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@ -234,7 +234,15 @@ please make a proposal on the linux-media mailing list.
repeated for each line, i.e. the number of entries in the pointer repeated for each line, i.e. the number of entries in the pointer
array. Anything what's in between the UYVY lines is JPEG data and array. Anything what's in between the UYVY lines is JPEG data and
should be concatenated to form the JPEG stream. should be concatenated to form the JPEG stream.
* .. _V4L2-PIX-FMT-MT21C:
- ``V4L2_PIX_FMT_MT21C``
- 'MT21C'
- Compressed two-planar YVU420 format used by Mediatek MT8173.
The compression is lossless.
It is an opaque intermediate format, and MDP HW could convert
V4L2_PIX_FMT_MT21C to V4L2_PIX_FMT_NV12M,
V4L2_PIX_FMT_YUV420M and V4L2_PIX_FMT_YVU420.
.. tabularcolumns:: |p{6.6cm}|p{2.2cm}|p{8.7cm}| .. tabularcolumns:: |p{6.6cm}|p{2.2cm}|p{8.7cm}|