mirror of
https://github.com/opencv/opencv.git
synced 2024-12-11 14:39:11 +08:00
78 lines
2.6 KiB
Python
Executable File
78 lines
2.6 KiB
Python
Executable File
#! /usr/bin/env python
|
|
"""
|
|
This script will test highgui's mouse functionality
|
|
"""
|
|
|
|
# name of this test and it's requirements
|
|
TESTNAME = "cvSetMouseCallback"
|
|
REQUIRED = ["cvShowImage"]
|
|
|
|
|
|
# needed for sys.exit(int) and .works file handling
|
|
import os
|
|
import sys
|
|
import works
|
|
|
|
# check requirements and delete old flag file, if it exists
|
|
if not works.check_files(REQUIRED,TESTNAME):
|
|
sys.exit(77)
|
|
|
|
# import the necessary things for OpenCV
|
|
from highgui import *
|
|
from cv import *
|
|
|
|
# global variable which stores information about the pressed mousebuttons
|
|
mouse_events = [False,False,False,False,False,False,False,False,False,False]
|
|
event_detected = False
|
|
|
|
# some definitions
|
|
win_name = "testing..."
|
|
EVENTS = ['CV_EVENT_MOUSEMOVE', 'CV_EVENT_LBUTTONDOWN', 'CV_EVENT_RBUTTONDOWN', 'CV_EVENT_MBUTTONDOWN', 'CV_EVENT_LBUTTONUP',
|
|
'CV_EVENT_RBUTTONUP', 'CV_EVENT_MBUTTONUP' , 'CV_EVENT_LBUTTONDBLCLK','CV_EVENT_RBUTTONDBLCLK','CV_EVENT_MBUTTONDBLCLK']
|
|
|
|
|
|
# our callback function, 5th parameter not used here.
|
|
def callback_function(event,x,y,flag,param):
|
|
globals()["event_detected"] = True
|
|
# check if event already occured; if not, output info about new event.
|
|
if globals()["mouse_events"][event] == False:
|
|
print "Event "+globals()["EVENTS"][event]+" detected."
|
|
globals()["mouse_events"][event] = True
|
|
return
|
|
|
|
|
|
# create a window ('cvNamedWindow.works' exists, so it must work)
|
|
cvNamedWindow(win_name,CV_WINDOW_AUTOSIZE)
|
|
# show the baboon in the window
|
|
PREFIX = os.path.join(os.environ["srcdir"],"../../opencv_extra/testdata/python/images/")
|
|
cvShowImage(win_name, cvLoadImage(PREFIX+"cvSetMouseCallback.jpg"))
|
|
# assign callback function 'callback_function' to window, no parameters used here
|
|
cvSetMouseCallback( win_name, callback_function )
|
|
|
|
# give the user information about the test and wait for input
|
|
print "(INFO) Please hover the mouse over the baboon image and press"
|
|
print "(INFO) your available mousebuttons inside the window to 'PASS' this test."
|
|
print "(INFO) You may also perform double-clicks."
|
|
print "(INFO) Press a key on your keyboard ot wait 20 seconds to continue."
|
|
print "(HINT) If no mouseevent was detected this test will be remarked as 'FAIL'."
|
|
|
|
# now wait 20 seconds for user to press a key
|
|
cvWaitKey(20000)
|
|
|
|
# reset mouse callback
|
|
cvSetMouseCallback( win_name, 0 )
|
|
# destroy the window
|
|
cvDestroyWindow( win_name )
|
|
|
|
# check if a mouse event had beed detected
|
|
if not event_detected:
|
|
# user didn't interact properly or mouse functionality doesn't work correctly
|
|
print "(ERROR) No mouse event detected."
|
|
sys.exit(1)
|
|
|
|
# create flag file for following tests
|
|
works.set_file(TESTNAME)
|
|
|
|
# return 0 (success)
|
|
sys.exit(0)
|