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#!/usr/bin/env python | |
import numpy as np | |
import cv2 | |
from cv_bridge import CvBridge, CvBridgeError | |
""" | |
ROS ImageTools, a class that contains methods to transform | |
from & to ROS Image, ROS CompressedImage & numpy.ndarray (cv2 image). | |
Also deals with Depth images, with a tricky catch, as they are compressed in | |
PNG, and we are here hardcoding to compression level 3 and the default |
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def bb_intersection_over_union(boxA, boxB): | |
# determine the (x, y)-coordinates of the intersection rectangle | |
xA = max(boxA[0], boxB[0]) | |
yA = max(boxA[1], boxB[1]) | |
xB = min(boxA[2], boxB[2]) | |
yB = min(boxA[3], boxB[3]) | |
# compute the area of intersection rectangle | |
interArea = abs(max((xB - xA, 0)) * max((yB - yA), 0)) | |
if interArea == 0: |
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cmake_minimum_required(VERSION 3.5.1) | |
project(matrix_demo) | |
find_package(catkin REQUIRED | |
rospy | |
roscpp | |
std_msgs | |
) | |
include_directories( |