[PATCH v2 2/4] docs-rst: Add compressed video formats used on MT8173 codec driver
Tiffany Lin
tiffany.lin at mediatek.com
Sun Sep 18 19:06:33 PDT 2016
Hi Hans,
On Wed, 2016-09-14 at 13:51 +0200, Hans Verkuil wrote:
> Hi Tiffany,
>
> On 09/09/2016 05:48 PM, Tiffany Lin wrote:
> > Add V4L2_PIX_FMT_MT21C documentation
> >
> > Signed-off-by: Tiffany Lin <tiffany.lin at mediatek.com>
> > ---
> > Documentation/media/uapi/v4l/pixfmt-reserved.rst | 10 ++++++++++
> > 1 file changed, 10 insertions(+)
> >
> > diff --git a/Documentation/media/uapi/v4l/pixfmt-reserved.rst b/Documentation/media/uapi/v4l/pixfmt-reserved.rst
> > index 0dd2f7f..0989e99 100644
> > --- a/Documentation/media/uapi/v4l/pixfmt-reserved.rst
> > +++ b/Documentation/media/uapi/v4l/pixfmt-reserved.rst
> > @@ -339,7 +339,17 @@ please make a proposal on the linux-media mailing list.
> > array. Anything what's in between the UYVY lines is JPEG data and
> > 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
>
> Is it OK if I change this to:
>
> " and the MDP hardware must be used to convert"
>
Yes. It's better to make it more clear how to use MT21C.
Thanks for the help.
> > + V4L2_PIX_FMT_MT21C to V4L2_PIX_FMT_NV12M,
> > + V4L2_PIX_FMT_YUV420M and V4L2_PIX_FMT_YVU420.
>
> and here "and" should be replaced by "or".
>
Yes. it should be "or". Sorry about that.
best regards,
Tiffany
> Regards,
>
> Hans
>
> >
> > .. tabularcolumns:: |p{6.6cm}|p{2.2cm}|p{8.7cm}|
> >
> >
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