Function intersection_area

executor/operator/ref/kernel/dpp/ref_dpp_kernel.h:66–78

                                void* detect_class, void* detect_score, void* detect_boxes, dpp_param* param);

static inline float intersection_area(const struct Dpp_Box a, const struct Dpp_Box b)
{
    if(a.x0 > b.x1 || a.x1 < b.x0 || a.y0 > b.y1 || a.y1 < b.y0)
    {
        // no intersection
        return 0.f;
    }

    float inter_width = DPP_MIN(a.x1, b.x1) - DPP_MAX(a.x0, b.x0);
    float inter_height = DPP_MIN(a.y1, b.y1) - DPP_MAX(a.y0, b.y0);

    return inter_width * inter_height;
}

static inline void nms_sorted_bboxes(const struct Dpp_Box* boxes, int boxes_size, int* picked, int* picked_size,
                                     float nms_threshold)