From e62fdbb24c342f78e431e05925097165cc0e05e9 Mon Sep 17 00:00:00 2001 From: Marco Felsch Date: Thu, 28 Jun 2018 12:20:37 -0400 Subject: media: v4l2-rect.h: add position and equal helpers Add two helper functions to check if two rectangles have the same position (top/left) and if two rectangles equals (same size and same position). Signed-off-by: Marco Felsch Acked-by: Sakari Ailus Signed-off-by: Mauro Carvalho Chehab --- include/media/v4l2-rect.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'include/media/v4l2-rect.h') diff --git a/include/media/v4l2-rect.h b/include/media/v4l2-rect.h index 595c3ba05f23..c86474dc7b55 100644 --- a/include/media/v4l2-rect.h +++ b/include/media/v4l2-rect.h @@ -82,6 +82,32 @@ static inline bool v4l2_rect_same_size(const struct v4l2_rect *r1, return r1->width == r2->width && r1->height == r2->height; } +/** + * v4l2_rect_same_position() - return true if r1 has the same position as r2 + * @r1: rectangle. + * @r2: rectangle. + * + * Return true if both rectangles have the same position + */ +static inline bool v4l2_rect_same_position(const struct v4l2_rect *r1, + const struct v4l2_rect *r2) +{ + return r1->top == r2->top && r1->left == r2->left; +} + +/** + * v4l2_rect_equal() - return true if r1 equals r2 + * @r1: rectangle. + * @r2: rectangle. + * + * Return true if both rectangles have the same size and position. + */ +static inline bool v4l2_rect_equal(const struct v4l2_rect *r1, + const struct v4l2_rect *r2) +{ + return v4l2_rect_same_size(r1, r2) && v4l2_rect_same_position(r1, r2); +} + /** * v4l2_rect_intersect() - calculate the intersection of two rects. * @r: intersection of @r1 and @r2. -- cgit v1.2.3