Commit d3246337 authored by Benoit Parrot's avatar Benoit Parrot Committed by Mauro Carvalho Chehab
Browse files

media: v4l2-rect.h: add enclosed rectangle helper 



Add a helper function to check if one rectangle is enclosed inside
another.

Signed-off-by: default avatarBenoit Parrot <bparrot@ti.com>
Acked-by: default avatarAndrzej Pietrasiewicz <andrzejtp2010@gmail.com>
Reviewed-by: default avatarLad Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent 67561655

include/media/v4l2-rect.h

+20 −0
Original line number Diff line number Diff line
@@ -184,4 +184,24 @@ static inline bool v4l2_rect_overlap(const struct v4l2_rect *r1, 
	return true;

}



/**

 * v4l2_rect_enclosed() - is r1 enclosed in r2?

 * @r1: rectangle.

 * @r2: rectangle.

 *

 * Returns true if @r1 is enclosed in @r2.

 */

static inline bool v4l2_rect_enclosed(struct v4l2_rect *r1,

				      struct v4l2_rect *r2)

{

	if (r1->left < r2->left || r1->top < r2->top)

		return false;

	if (r1->left + r1->width > r2->left + r2->width)

		return false;

	if (r1->top + r1->height > r2->top + r2->height)

		return false;



	return true;

}



#endif