Reviewed-by: Hans Verkuil <hans.verk...@cisco.com>
Regards,
Hans
On 01/23/14 10:40, Martin Bugge wrote:
> Round off image width to nearest 8 (GTF_CELL_GRAN)
>
> A source sending a GTF (Generalized Timing Formula) format have no means of
> signalling image width. The assumed aspect ratio may result in an odd image
> width but according to the standard image width should be in multiple of 8.
>
> Cc: Mats Randgaard <matra...@cisco.com>
> Cc: Hans Verkuil <hans.verk...@cisco.com>
> Signed-off-by: Martin Bugge <marbu...@cisco.com>
> ---
> drivers/media/v4l2-core/v4l2-dv-timings.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/media/v4l2-core/v4l2-dv-timings.c
> b/drivers/media/v4l2-core/v4l2-dv-timings.c
> index ee52b9f4..f7902fe 100644
> --- a/drivers/media/v4l2-core/v4l2-dv-timings.c
> +++ b/drivers/media/v4l2-core/v4l2-dv-timings.c
> @@ -515,6 +515,7 @@ bool v4l2_detect_gtf(unsigned frame_height,
> aspect.denominator = 9;
> }
> image_width = ((image_height * aspect.numerator) / aspect.denominator);
> + image_width = (image_width + GTF_CELL_GRAN/2) & ~(GTF_CELL_GRAN - 1);
>
> /* Horizontal */
> if (default_gtf)
>
--
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