def put_calibrate_images(self, screen_image, cam_img):
"""calibrate(self, screen_image, cam_img) -> None
Find the screen corners, transform matrix, and light state"""
# find screen corners by comparing the difference between previous taken images
if self._md is None:
self._md = MotionDetector(N=2, shape=cam_img.shape)
self._md.feed_image(cam_img.copy())
gray_diff = cvtColor(self._md.diff, COLOR_BGR2GRAY)
quadrangles = find_polygons(gray_diff, 4, 0.1, 1000, True, 10)
if quadrangles != []:
self.screens = quadrangles
if self.screens is not None:
self.compute_transform(screen_img)
def __init__(self,
test_res,
test_borders=None,
full_res=None,
localdir=None,
remotedir=None,
secs=5):
self.test_res = test_res
self.width = test_res[0]
self.height = test_res[1]
self.localdir = localdir
self.remotedir = remotedir
self.full_res = full_res
self.millisecs = secs * 1000
self.win = gtk.Window(gtk.WINDOW_TOPLEVEL)
self.win.set_border_width(10)
# Unfortunately delete and destroy events don't work on the RPi.
# Not sure why, but most of the time the event never gets passed.
# It works on other Linux platforms.
self.win.connect("delete_event", self.quit)
self.win.connect("destroy", self.quit)
self.drawing_area = gtk.DrawingArea()
self.drawing_area.set_size_request(self.width, self.height)
self.win.add(self.drawing_area)
self.drawing_area.set_events(
gtk.gdk.EXPOSURE_MASK |
# gtk.gdk.POINTER_MOTION_MASK |
# gtk.gdk.POINTER_MOTION_HINT_MASK |
gtk.gdk.BUTTON_PRESS_MASK | gtk.gdk.BUTTON_RELEASE_MASK)
self.drawing_area.connect("expose-event", self.expose_handler)
self.drawing_area.connect("button_press_event", self.button_press)
self.drawing_area.connect("button_release_event", self.button_release)
self.drawing_area.connect("motion_notify_event", self.drag_handler)
# Just for testing, temporarily
self.num = 0
gobject.timeout_add(self.millisecs, self.idle_handler,
self.drawing_area)
self.gc = None
self.pixbuf = None
self.imgwidth = None
self.imgheight = None
self.cur_img = None
self.drag_start_x = None
self.drag_start_y = None
self.win.show_all()
# And the motion detecting parts,
# which are infinitely simpler than the GTK garbage:
self.md = MotionDetector(test_res=test_res,
test_borders=test_borders,
full_res=self.full_res,
localdir=self.localdir,
remotedir=self.localdir,
verbose=2)
self.buf1 = None
self.buf2 = None
def __init__(self,
test_res,
test_borders=None,
full_res=None,
localdir=None,
remotedir=None,
secs=5,
rangefinder=None):
self.test_res = test_res
self.width = test_res[0]
self.height = test_res[1]
self.localdir = localdir
self.remotedir = remotedir
self.full_res = full_res
self.millisecs = secs * 1000
self.use_tmp_file = True
self.win = gtk.Window()
self.win.set_border_width(10)
# Unfortunately delete and destroy events don't work on the RPi.
# Not sure why, but most of the time the event never gets passed.
# It works on other Linux platforms.
self.win.connect("delete_event", self.quit)
self.win.connect("destroy", self.quit)
vbox = gtk.VBox(spacing=3)
self.win.add(vbox)
self.drawing_area = gtk.DrawingArea()
self.drawing_area.set_size_request(self.width, self.height)
#self.win.add(self.drawing_area)
vbox.pack_start(self.drawing_area)
self.drawing_area.set_events(
gtk.gdk.EXPOSURE_MASK |
# gtk.gdk.POINTER_MOTION_MASK |
# gtk.gdk.POINTER_MOTION_HINT_MASK |
gtk.gdk.BUTTON_PRESS_MASK | gtk.gdk.BUTTON_RELEASE_MASK)
try:
# GTK2:
self.drawing_area.connect("expose-event", self.expose_handler)
except TypeError:
# Python3/GI GTK3:
self.drawing_area.connect('size-allocate', self.on_size_allocate)
self.width = self.height = 0
self.drawing_area.connect('draw', self.expose3)
self.drawing_area.connect("button_press_event", self.button_press)
self.drawing_area.connect("button_release_event", self.button_release)
self.drawing_area.connect("motion_notify_event", self.drag_handler)
# Just for testing, temporarily
self.num = 0
glib.timeout_add(self.millisecs, self.idle_handler, self.drawing_area)
# GTK2: X GC
self.gc = None
self.redgc = None
self.pixbuf = None
self.imgwidth = None
self.imgheight = None
self.cur_img = None
self.drag_start_x = None
self.drag_start_y = None
try:
self.win.show_all()
except:
print("Couldn't show window: exiting")
sys.exit(1)
# And the motion detecting parts,
# which are infinitely simpler than the GTK garbage:
self.md = MotionDetector(test_res=test_res,
test_borders=test_borders,
full_res=self.full_res,
sensitivity=400,
threshold=30,
localdir=self.localdir,
remotedir=self.localdir,
rangefinder=rangefinder,
verbose=2)
self.buf1 = None
self.buf2 = None
