Re: [PATCH] cx18: Clean up mmap() support for raw YUV

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Hi Simon,

On Tuesday, May 03, 2011 13:57:40 Simon Farnsworth wrote:
> The initial version of this patch (commit
> d5976931639176bb6777755d96b9f8d959f79e9e) had some issues:
> 
>  * It didn't correctly calculate the size of the YUV buffer for 4:2:2,
>    resulting in capture sometimes being offset by 1/3rd of a picture.
> 
>  * There were a lot of variables duplicating information the driver
>    already knew, which have been removed.
> 
>  * There was an in-kernel format conversion - libv4l can do this one,
>    and is the right place to do format conversions anyway.
> 
>  * Some magic numbers weren't properly explained.
> 
> Fix all these issues, leaving just the move from videobuf to videobuf2
> to do.
> 
> Signed-off-by: Simon Farnsworth <simon.farnsworth@xxxxxxxxxxxx>

I just wanted to thank you for your work. I hope I never gave the impression
that the whole discussion had anything to do with you. You were just unlucky
enough to trigger a 'to merge or not to merge' and a 'to vb2 or not to vb2'
discussion through no fault of your own.

Just thought I should mention that. I would definitely like to see cx18
working with tvtime and it is valuable work you are doing.

Regards,

	Hans
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