[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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