Re: [PATCH v2 1/7] v4l: Correct the ordering of LSBs of the 10-bit raw packed formats

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On 06/20/2016 06:20 PM, Sakari Ailus wrote:
> The 10-bit packed raw bayer format documented that the data of the first
> pixel of a four-pixel group was found in the first byte and the two
> highest bits of the fifth byte. This was not entirely correct. The two
> bits in the fifth byte are the two lowest bits. The second pixel occupies
> the second byte and third and fourth least significant bits and so on.
> 
> Signed-off-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>

As mentioned, this needs confirmation. I wonder, isn't this specified in the UVC
spec?

Regards,

	Hans

> ---
>  .../DocBook/media/v4l/pixfmt-srggb10p.xml          | 32 +++++++++++-----------
>  1 file changed, 16 insertions(+), 16 deletions(-)
> 
> diff --git a/Documentation/DocBook/media/v4l/pixfmt-srggb10p.xml b/Documentation/DocBook/media/v4l/pixfmt-srggb10p.xml
> index a8cc102..747822b 100644
> --- a/Documentation/DocBook/media/v4l/pixfmt-srggb10p.xml
> +++ b/Documentation/DocBook/media/v4l/pixfmt-srggb10p.xml
> @@ -47,10 +47,10 @@
>  		  <entry>G<subscript>01high</subscript></entry>
>  		  <entry>B<subscript>02high</subscript></entry>
>  		  <entry>G<subscript>03high</subscript></entry>
> -		  <entry>B<subscript>00low</subscript>(bits 7--6)
> -			 G<subscript>01low</subscript>(bits 5--4)
> -			 B<subscript>02low</subscript>(bits 3--2)
> -			 G<subscript>03low</subscript>(bits 1--0)
> +		  <entry>G<subscript>03low</subscript>(bits 7--6)
> +			 B<subscript>02low</subscript>(bits 5--4)
> +			 G<subscript>01low</subscript>(bits 3--2)
> +			 B<subscript>00low</subscript>(bits 1--0)
>  		  </entry>
>  		</row>
>  		<row>
> @@ -59,10 +59,10 @@
>  		  <entry>R<subscript>11high</subscript></entry>
>  		  <entry>G<subscript>12high</subscript></entry>
>  		  <entry>R<subscript>13high</subscript></entry>
> -		  <entry>G<subscript>10low</subscript>(bits 7--6)
> -			 R<subscript>11low</subscript>(bits 5--4)
> -			 G<subscript>12low</subscript>(bits 3--2)
> -			 R<subscript>13low</subscript>(bits 1--0)
> +		  <entry>R<subscript>13low</subscript>(bits 7--6)
> +			 G<subscript>12low</subscript>(bits 5--4)
> +			 R<subscript>11low</subscript>(bits 3--2)
> +			 G<subscript>10low</subscript>(bits 1--0)
>  		  </entry>
>  		</row>
>  		<row>
> @@ -71,10 +71,10 @@
>  		  <entry>G<subscript>21high</subscript></entry>
>  		  <entry>B<subscript>22high</subscript></entry>
>  		  <entry>G<subscript>23high</subscript></entry>
> -		  <entry>B<subscript>20low</subscript>(bits 7--6)
> -			 G<subscript>21low</subscript>(bits 5--4)
> -			 B<subscript>22low</subscript>(bits 3--2)
> -			 G<subscript>23low</subscript>(bits 1--0)
> +		  <entry>G<subscript>23low</subscript>(bits 7--6)
> +			 B<subscript>22low</subscript>(bits 5--4)
> +			 G<subscript>21low</subscript>(bits 3--2)
> +			 B<subscript>20low</subscript>(bits 1--0)
>  		  </entry>
>  		</row>
>  		<row>
> @@ -83,10 +83,10 @@
>  		  <entry>R<subscript>31high</subscript></entry>
>  		  <entry>G<subscript>32high</subscript></entry>
>  		  <entry>R<subscript>33high</subscript></entry>
> -		  <entry>G<subscript>30low</subscript>(bits 7--6)
> -			 R<subscript>31low</subscript>(bits 5--4)
> -			 G<subscript>32low</subscript>(bits 3--2)
> -			 R<subscript>33low</subscript>(bits 1--0)
> +		  <entry>R<subscript>33low</subscript>(bits 7--6)
> +			 G<subscript>32low</subscript>(bits 5--4)
> +			 R<subscript>31low</subscript>(bits 3--2)
> +			 G<subscript>30low</subscript>(bits 1--0)
>  		  </entry>
>  		</row>
>  	      </tbody>
> 
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