我们从Python开源项目中，提取了以下50个代码示例，用于说明如何使用cv2.EVENT_LBUTTONDOWN。
def get_points(event,x,y,flags,param): global lpnts,rpnts if event == cv2.EVENT_LBUTTONDOWN: lpnts = np.append(lpnts, np.array([[x, y]]), axis=0) cv2.polylines(img, [lpnts], False, (0, 0, 255)) if event == cv2.EVENT_RBUTTONDOWN: rpnts = np.append(rpnts, np.array([[x, y]]), axis=0) cv2.polylines(img, [rpnts], False, (255, 0, 0)) if rpnts.size>2: check(lpnts, rpnts[-1], rpnts[-2]) #check if the new point crosses a line
def get_points(event, x, y, flags, param): global lpnts, mode, counter, which_intersect if event == cv2.EVENT_LBUTTONDOWN: lpnts = np.append(lpnts, np.array([[x, y]]), axis=0) cv2.polylines(img, [lpnts], False, (0, 0, 255)) if lpnts.size > 2: if mode == 0: #check(l1, lpnts[-1], lpnts[-2]) if check(l1, lpnts[-1], lpnts[-2]): which_intersect = 0 mode = 1 #check(l2, lpnts[-1], lpnts[-2]) if check(l2, lpnts[-1], lpnts[-2]): which_intersect = 1 mode = 1 elif mode == 1: counter += 1 if check(lines[(which_intersect + 1) % 2], lpnts[-1], lpnts[-2]): mode = 3 print counter # check if the new point crosses a line
def run(im): im_disp = im.copy() window_name = "Draw line here." cv2.namedWindow(window_name,cv2.WINDOW_AUTOSIZE) cv2.moveWindow(window_name, 910, 0) print " Drag across the screen to set lines.\n Do it twice" print " After drawing the lines press 'r' to resume\n" l1 = np.empty((2, 2), np.uint32) l2 = np.empty((2, 2), np.uint32) list = [l1,l2] mouse_down = False def callback(event, x, y, flags, param): global trigger, mouse_down if trigger<2: if event == cv2.EVENT_LBUTTONDOWN: mouse_down = True list[trigger][0] = (x, y) if event == cv2.EVENT_LBUTTONUP and mouse_down: mouse_down = False list[trigger][1] = (x,y) cv2.line(im_disp, (list[trigger][0][0], list[trigger][0][1]), (list[trigger][1][0], list[trigger][1][1]), (255, 0, 0), 2) trigger += 1 else: pass cv2.setMouseCallback(window_name, callback) while True: cv2.imshow(window_name,im_disp) key = cv2.waitKey(10) & 0xFF if key == ord('r'): # Press key `q` to quit the program return list exit()
def mouseInteraction(self, event, x, y, flags, params): if self.userInteraction is True: if event == cv2.EVENT_LBUTTONDOWN: self.refPt = [(x, y)] self.workingFrame[y, x] = [0, 0, 255] self.showFrame(self.selectionWindow, self.workingFrame) elif event == cv2.EVENT_LBUTTONUP: self.undoFrames.append(self.workingFrame.copy()) self.refPt.append((x, y)) if self.refPt[0][0] != self.refPt[1][0] and self.refPt[0][1] != self.refPt[1][1]: area = trackedArea(self.refPt) area.setStackSize(30) area.setTemplate(self.processedFrame) # area.initKalman() corn = area.getCorners() self.trackedAreasList.append(area) cv2.rectangle(self.workingFrame, corn[0], corn[1], (0, 0, 255), 1) self.showFrame(self.selectionWindow, self.workingFrame)
def brush_circle(event, x, y, flags, param): global ix, iy, drawing, mode, r,g,b,radius if event == cv2.EVENT_LBUTTONDOWN: drawing = True # start to draw when L button down ix, iy = x, y elif event == cv2.EVENT_MOUSEMOVE: if drawing == True and mode == True: cv2.circle(img, (x,y), radius, (b, g, r), -1) elif event == cv2.EVENT_LBUTTONUP: drawing = False # end drawing when L button up if mode == True: cv2.circle(img, (x,y), radius, (b, g, r), -1) # Create a black image, a window
def on_mouse(event, x, y, flags, params): # global img t = time() if event == cv2.EVENT_LBUTTONDOWN: print 'Start Mouse Position: '+str(x)+', '+str(y) sbox = [x, y] boxes.append(sbox) # print count # print sbox elif event == cv2.EVENT_LBUTTONUP: print 'End Mouse Position: '+str(x)+', '+str(y) ebox = [x, y] boxes.append(ebox) print boxes crop = img[boxes[-2][1]:boxes[-1][1],boxes[-2][0]:boxes[-1][0]] cv2.imshow('crop',crop) k = cv2.waitKey(0) if ord('r')== k: cv2.imwrite('Crop'+str(t)+'.jpg',crop) print "Written to file"
def on_mouse(event, x, y, flags, params): global boxes; global selection_in_progress; current_mouse_position[0] = x; current_mouse_position[1] = y; if event == cv2.EVENT_LBUTTONDOWN: boxes = []; # print 'Start Mouse Position: '+str(x)+', '+str(y) sbox = [x, y]; selection_in_progress = True; boxes.append(sbox); elif event == cv2.EVENT_LBUTTONUP: # print 'End Mouse Position: '+str(x)+', '+str(y) ebox = [x, y]; selection_in_progress = False; boxes.append(ebox); ##################################################################### # controls
def on_mouse(event, x, y, flags, params): global boxes; global selection_in_progress; current_mouse_position[0] = x; current_mouse_position[1] = y; if event == cv2.EVENT_LBUTTONDOWN: boxes = []; # print 'Start Mouse Position: '+str(x)+', '+str(y) sbox = [x, y]; selection_in_progress = True; boxes.append(sbox); elif event == cv2.EVENT_LBUTTONUP: # print 'End Mouse Position: '+str(x)+', '+str(y) ebox = [x, y]; selection_in_progress = False; boxes.append(ebox); ##################################################################### # return centre of a set of points representing a rectangle
def draw_circle(event,x,y,flags,param): global ix,iy,drawing,mode if event == cv2.EVENT_LBUTTONDOWN: drawing = True ix,iy = x,y elif event == cv2.EVENT_MOUSEMOVE: if drawing == True: if mode == True: cv2.rectangle(img,(ix,iy),(x,y),(0,255,0),-1) else: cv2.circle(img,(x,y),5,(0,0,255),-1) elif event == cv2.EVENT_LBUTTONUP: drawing = False if mode == True: cv2.rectangle(img,(ix,iy),(x,y),(0,255,0),-1) else: cv2.circle(img,(x,y),5,(0,0,255),-1)
def draw_circle(event,x,y,flags,param): #if event == cv2.EVENT_LBUTTONDBLCLK: if event == cv2.EVENT_LBUTTONDOWN: print ('mouse x and y is ') print (x,y) px = im1[y,x] print ('RGB Value:') print px px_hsv = cv2.cvtColor(im1, cv2.COLOR_BGR2HSV) H=px_hsv.item(y,x,0) S=px_hsv.item(y,x,1) V=px_hsv.item(y,x,2) print ('HSV Value: H?S??V') print (H,S,V)
def draw_circle(event,x,y,flags,param): global drawing,drawing1 if event == cv2.EVENT_LBUTTONDOWN: drawing = True if event == cv2.EVENT_RBUTTONDOWN: drawing1 = True if event == cv2.EVENT_MOUSEMOVE: if drawing == True: cv2.circle(img,(x,y),5,(0,0,255),-1) if drawing1 == True: cv2.circle(img,(x,y),5,(0,255,0),-1) if event == cv2.EVENT_LBUTTONUP: drawing = False if event == cv2.EVENT_RBUTTONUP: drawing1 = False #print (drawing)
def onmouse(self, event, x, y, flags, param): x, y = np.int16([x, y]) # BUG if event == cv2.EVENT_LBUTTONDOWN: self.drag_start = (x, y) if self.drag_start: if flags & cv2.EVENT_FLAG_LBUTTON: xo, yo = self.drag_start x0, y0 = np.minimum([xo, yo], [x, y]) x1, y1 = np.maximum([xo, yo], [x, y]) self.drag_rect = None if x1-x0 > 0 and y1-y0 > 0: self.drag_rect = (x0, y0, x1, y1) else: rect = self.drag_rect self.drag_start = None self.drag_rect = None if rect: self.callback(rect)
def click_and_crop(event, x, y, flags, param): # grab references to the global variables global refPt, cropping # if the left mouse button was clicked, record the starting # (x, y) coordinates and indicate that cropping is being # performed if event == cv2.EVENT_LBUTTONDOWN: refPt = [(x, y)] cropping = True # check to see if the left mouse button was released elif event == cv2.EVENT_LBUTTONUP: # record the ending (x, y) coordinates and indicate that # the cropping operation is finished refPt.append((x, y)) cropping = False # draw a rectangle around the region of interest cv2.rectangle(img_copy, refPt[0], refPt[1], (0, 255, 0), 2) cv2.imshow("image", img_copy) cv2.waitKey(0)
def on_mouse(self, event, x, y, flags, param): pt = (x, y) if event == cv2.EVENT_LBUTTONDOWN: self.prev_pt = pt elif event == cv2.EVENT_LBUTTONUP: self.prev_pt = None if self.prev_pt and flags & cv2.EVENT_FLAG_LBUTTON: for dst, color in zip(self.dests, self.colors_func()): cv2.line(dst, self.prev_pt, pt, color, 5) self.dirty = True self.prev_pt = pt self.show() # palette data from matplotlib/_cm.py
def annotate_mouse_callback(event, x, y, flags, annotator): winName = annotator.winName # If adding a bounding box: if annotator.editing: # Set top left corner of rectangle: if event == cv2.EVENT_LBUTTONDOWN: annotator.rect_tl = (x, y) # Set bottom right corner of rectangle: elif event == cv2.EVENT_RBUTTONDOWN: annotator.rect_br = (x, y) # If deleting a bounding box: elif annotator.deleting: if event == cv2.EVENT_LBUTTONDOWN: print 'Delete at {}'.format((x, y)) annotator.delete_rectangles_at_point((x, y)) annotator.deleting = False annotator.update_display()
def draw_rect(self,event,x,y,flags,param): if event == cv2.EVENT_LBUTTONDOWN: self.drawing = True self.rect_done = False self.ix1 = x self.iy1 = y elif event == cv2.EVENT_MOUSEMOVE: if self.drawing == True: self.ix2 = x self.iy2 = y elif event == cv2.EVENT_LBUTTONUP: self.drawing = False self.ix2 = x self.iy2 = y cv2.rectangle(self.rgb_image,(self.ix1,self.iy1),(self.ix2,self.iy2),(0,255,0),2) center_point = self.get_center_point() cv2.circle(self.rgb_image, tuple(center_point.astype(int)), 3, (0,0,255),-1) cv2.imshow('RGB Image', self.rgb_image) cv2.waitKey(5) self.rect_done = True
def imageMouseCallback(self, event, x, y, flags, param): if event == cv2.EVENT_LBUTTONDOWN: x, y = self.calibrator.findImageStar(x, y) correspondence = self.findCorrespondence(x, y) if correspondence is None: if self.calibrator.setCorrespondencePos(self.selected_star, (x, y)): self.selected_star = self.calibrator.findEmptyPos() else: self.selected_star = self.calibrator.addCorrespondence((x, y), None) else: self.selected_star = correspondence self.render() elif event == cv2.EVENT_RBUTTONDOWN: self.deleteSelectedStar()
def skyMouseCallback(self, event, x, y, flags, param): if event == cv2.EVENT_LBUTTONDOWN: res = self.renderer.findStar(x, y, self.circle_radius) if res is None: return altaz = (res[0], res[1]) correspondence = self.calibrator.findAltAzCorrespondence(altaz) if correspondence is None: if self.calibrator.setCorrespondenceAltaz(self.selected_star, altaz): self.selected_star = self.calibrator.findEmptyAltAz() else: self.selected_star = self.calibrator.addCorrespondence(None, altaz) else: self.selected_star = correspondence self.render() elif event == cv2.EVENT_RBUTTONDOWN: self.deleteSelectedStar()
def _mouse_ops(self, event, x, y, flags, param): if event == cv2.EVENT_LBUTTONDOWN: self._drawing = True self._pt0 = (x, y) elif event == cv2.EVENT_LBUTTONUP: self._drawing = False self._pt1 = (x, y) self._bboxes.append((self._cur_label, (self._pt0, self._pt1))) elif event == cv2.EVENT_MOUSEMOVE: self._pt1 = (x, y) elif event == cv2.EVENT_RBUTTONUP: if self._bboxes: self._bboxes.pop()
def draw_rect(event,x,y,flags,param): global x1,y1,x2,y2,drawing,img,imgSmall,finishDraw # ?????????????? if event==cv2.EVENT_LBUTTONDOWN: drawing=True x1,y1=x,y # ???????????????? event ??????? flag ?????? elif event==cv2.EVENT_MOUSEMOVE and flags==cv2.EVENT_FLAG_LBUTTON: if drawing==True: img[:,:]=newGray[:,:] img[y1:y,x1:x]=imgSmall[y1:y,x1:x] cv2.rectangle(img,(x1,y1),(x,y),(0,0,255),1) # ?????????? elif event==cv2.EVENT_LBUTTONUP: drawing==False x2,y2=x,y finishDraw = True
def onmouse(self, event, x, y, flags, param): x, y = np.int16([x, y]) # BUG if event == cv2.EVENT_LBUTTONDOWN: self.drag_start = (x, y) return if self.drag_start: if flags & cv2.EVENT_FLAG_LBUTTON: xo, yo = self.drag_start x0, y0 = np.minimum([xo, yo], [x, y]) x1, y1 = np.maximum([xo, yo], [x, y]) self.drag_rect = None if x1-x0 > 0 and y1-y0 > 0: self.drag_rect = (x0, y0, x1, y1) else: rect = self.drag_rect self.drag_start = None self.drag_rect = None if rect: self.callback(rect)
def click_and_crop(event, x, y, flags, param): # grab references to the global variables global refPt, cropping # if the left mouse button was clicked, record the starting # (x, y) coordinates and indicate that cropping is being # performed if event == cv2.EVENT_LBUTTONDOWN: refPt = [(x, y)] cropping = True # check to see if the left mouse button was released elif event == cv2.EVENT_LBUTTONUP: # record the ending (x, y) coordinates and indicate that # the cropping operation is finished refPt.append((x, y)) cropping = False # draw a rectangle around the region of interest cv2.rectangle(image, refPt[0], refPt[1], (0, 255, 0), 2) cv2.imshow("image", image)
def annotate(event, x, y, flags, param): """Callback for function 'annotate_tracks'. Tracks cursor and detects if mouse position is to be saved as a trackpoint. Track points are saved once per frame if the left mouse button is held down. """ global is_read global px, py if event == cv2.EVENT_MOUSEMOVE: px, py = x, y if event == cv2.EVENT_LBUTTONDOWN: is_read = 1 if event == cv2.EVENT_LBUTTONUP: is_read = 0
def click_and_crop(event, x, y, flags, param): # grab references to the global variables global refPt # if the left mouse button was clicked, record the starting # (x, y) coordinates and indicate that cropping is being # performed if event == cv2.EVENT_LBUTTONDOWN: refPt = [(x, y)] print refPt
def draw_circle( event, x,y,flags, param): global ix, iy, drawing, mode if event == cv2.EVENT_LBUTTONDOWN: drawing = True ix, iy = x, y elif event == cv2.EVENT_MOUSEMOVE: if drawing == True: if mode == True: cv2.rectangle( img, (ix, iy), (x,y),(0,255,0), 1) # -1 for last argument like CV_FILLED else: cv2.circle( img, (x,y), 5, (0,0,255), -1) elif event == cv2.EVENT_LBUTTONUP: drawing = False if mode == True: cv2.rectangle( img, (ix, iy), (x,y), (0,255,0), 1) else: cv2.circle(img, (x,y), 5, (0,0,255),-1)
def draw(event, x, y, flags, param): global ix, iy, drawing if event == cv2.EVENT_LBUTTONDOWN: drawing = True ix, iy = x, y elif event == cv2.EVENT_MOUSEMOVE: if drawing: cv2.line(img, (ix, iy), (x, y), (0.9, 0.01, 0.9), pen_size) ix, iy = x, y elif event == cv2.EVENT_LBUTTONUP: drawing = False cv2.line(img, (ix, iy), (x, y), (0.9, 0.01, 0.9), pen_size)
def on_mouse(self, event, x, y, flags, param): if event == cv2.EVENT_LBUTTONDOWN and self.displaywidth < x: if self.c.goodenough: if 180 <= y < 280: self.c.do_calibration() if 280 <= y < 380: self.c.do_save() if self.c.calibrated: if 380 <= y < 480: # Only shut down if we set camera info correctly, #3993 if self.do_upload(): rospy.signal_shutdown('Quit')
def _callBack(self, event, x, y, flags, param): # ???????????????? if event == cv2.EVENT_LBUTTONDOWN: self._doEvent(self._press_func, x, y) self._is_drag = True # ???????????? elif event == cv2.EVENT_MOUSEMOVE: if self._is_drag: self._doEvent(self._drag_func, x, y) # ???????????????? elif event == cv2.EVENT_LBUTTONUP: self._doEvent(self._release_func, x, y) self._is_drag = False # ?????????
def video_click(self,e, x, y, flags, param): if e == cv2.EVENT_LBUTTONDOWN: self.video_stat.is_drug = 1 self.video_stat.p0 = (x, y) print("rect start", x, y) elif e == cv2.EVENT_LBUTTONUP: self.video_stat.is_drug = 0 self.video_stat.p1 = (x, y) print("rect end", x, y) self.video_stat.append_box(self.label_stat.get_label_name()) elif e== cv2.EVENT_RBUTTONDOWN: self.video_stat.remove_point_box((x,y)) self.video_stat.p=(x,y)
def label_click(self,e, x, y, flags, param): if e == cv2.EVENT_LBUTTONDOWN: self.label_stat.select(y)
def click_and_crop(event, x, y, flags, param): global bbs, x_upper, id if event == cv2.EVENT_LBUTTONDOWN: if x_upper: bbs.append([x,y,0,0, 0,0,0,0]) else: bbs[-1][4] = x bbs[-1][5] = y elif event == cv2.EVENT_LBUTTONUP: if x_upper: bbs[-1][2] = abs(x - bbs[-1][0]) bbs[-1][3] = abs(y - bbs[-1][1]) bbs[-1][0] = min(x, bbs[-1][0]) bbs[-1][1] = min(y, bbs[-1][1]) cv2.rectangle(image, (bbs[-1][0],bbs[-1][1]), (bbs[-1][0]+bbs[-1][2],bbs[-1][1]+bbs[-1][3]), (0,0,255), 2) #cv2.putText(image, 'Upper %d' % id, (bbs[-1][0],bbs[-1][1]), cv2.FONT_HERSHEY_SIMPLEX, 0.75, (0,0,255)) else: bbs[-1][6] = abs(x - bbs[-1][4]) bbs[-1][7] = abs(y - bbs[-1][5]) bbs[-1][4] = min(x, bbs[-1][4]) bbs[-1][5] = min(y, bbs[-1][5]) cv2.rectangle(image, (bbs[-1][4],bbs[-1][5]), (bbs[-1][4]+bbs[-1][6],bbs[-1][5]+bbs[-1][7]), (0,255,0), 2) cv2.putText(image, 'Body %d' % id, (bbs[-1][4],bbs[-1][5]), cv2.FONT_HERSHEY_SIMPLEX, 0.75, (0,255,0)) cv2.imshow("image", image) x_upper = not x_upper
def make_mouse_callback(imgs, ref_pt): # initialize the list of reference points and boolean indicating # whether cropping is being performed or not cropping = [False] clone = imgs[0] def _click_and_crop(event, x, y, flags, param): # grab references to the global variables # global ref_pt, cropping # if the left mouse button was clicked, record the starting # (x, y) coordinates and indicate that cropping is being # performed if event == cv2.EVENT_LBUTTONDOWN: ref_pt[0] = (x, y) cropping[0] = True # check to see if the left mouse button was released elif event == cv2.EVENT_LBUTTONUP: # record the ending (x, y) coordinates and indicate that # the cropping operation is finished ref_pt[1] = (x, y) cropping[0] = False # draw a rectangle around the region of interest imgs[1] = image = clone.copy() cv2.rectangle(image, ref_pt[0], ref_pt[1], (0, 255, 0), 2) cv2.imshow("image", image) elif event == cv2.EVENT_MOUSEMOVE and cropping[0]: img2 = clone.copy() cv2.rectangle(img2, ref_pt[0], (x, y), (0, 255, 0), 2) imgs[1] = image = img2 cv2.imshow("image", image) return _click_and_crop
def do_draw(self, event, x, y, flags, param): draw_vals = {1: 100, 2: 0} if event == cv2.EVENT_LBUTTONUP or event == cv2.EVENT_RBUTTONUP: self.drawing = 0 elif event == cv2.EVENT_LBUTTONDOWN: self.drawing = 1 elif event == cv2.EVENT_RBUTTONDOWN: self.drawing = 2 elif self.drawing != 0: cv2.circle(self.img, (x, y), 5, draw_vals[self.drawing], -1)
def click_and_crop(event, x, y, flags, param): # grab references to the global variables global refPt, cropping, i # if the left mouse button was clicked, record the starting # (x, y) coordinates and indicate that cropping is being # performed if event == cv2.EVENT_LBUTTONDOWN: if refPt == []: refPt = [(x, y)] else: refPt.append((x,y)) cropping = True i += 1 if event == cv2.EVENT_MOUSEMOVE and cropping: image2 = image.copy() cv2.rectangle(image2, refPt[2*i-2], (x,y), (0,255,0), 2) cv2.imshow("image",image2) # check to see if the left mouse button was released elif event == cv2.EVENT_LBUTTONUP: # record the ending (x, y) coordinates and indicate that # the cropping operation is finished refPt.append((x, y)) cropping = False # draw a rectangle around the region of interest cv2.rectangle(image, refPt[2*i-2], refPt[2*i-1], (0, 255, 0), 2) # cv2.rectangle(image2, refPt[2*i-2], refPt[2*i-1], (0, 255, 0), 2) cv2.imshow("image", image) # construct the argument parser and parse the arguments
def click_and_crop(event, x, y, flags, param): global refPt, cropping if event == cv2.EVENT_LBUTTONDOWN: # indicates that the left mouse button is pressed refPt = [(x, y)] cropping = True elif event == cv2.EVENT_RBUTTONDOWN: # indicates that the right mouse button is pressed refPt.append((x, y)) cropping = False cv2.rectangle(image, refPt[0], refPt[1], (0, 255, 0), 2) cv2.imshow("image", image) # <=====================================================================================> # Here is the process to crop the window and get the position of the graph # after the classification of the fish boat
def on_mouse(self, event, x, y, flags, param): pt = (x, y) if event == cv2.EVENT_LBUTTONDOWN: self.prev_pt = pt elif event == cv2.EVENT_LBUTTONUP: self.prev_pt = None if self.prev_pt and flags & cv2.EVENT_FLAG_LBUTTON: for dst, color in zip(self.dests, self.colors_func()): cv2.line(dst, self.prev_pt, pt, color, 50) self.dirty = True self.prev_pt = pt self.show()
def click_and_crop(event, x, y, flags, param): # grab references to the global variables global refPt, cropping # if the left mouse button was clicked, record the starting # (x, y) coordinates and indicate that cropping is being # performed if event == cv2.EVENT_LBUTTONDOWN: refPt.append((x, y))
def draw(event, x, y, flags, param): global drawing, ix, iy, shape, canvas, brush if event == cv2.EVENT_LBUTTONDOWN: drawing = True ix, iy = x, y elif event == cv2.EVENT_MOUSEMOVE: if drawing == True: if shape == 1: cv2.circle(canvas, (x, y), pencil, color, -1) elif shape == 2: cv2.circle(canvas, (x, y), brush, color, -1) elif shape == 3: cv2.circle(canvas, (x, y), eraser, (255, 255, 255), -1) elif shape == 5: cv2.rectangle(canvas, (ix, iy), (x, y), color, -1) elif shape == 6: cv2.circle(canvas, (x, y), calc_radius(x, y), color, -1) elif event == cv2.EVENT_LBUTTONUP: drawing = False if shape == 1: cv2.circle(canvas, (x, y), pencil, color, -1) elif shape == 2: cv2.circle(canvas, (x, y), brush, color, -1) elif shape == 3: cv2.circle(canvas, (x, y), eraser, (255, 255, 255), -1) elif shape == 4: cv2.line(canvas, (ix, iy), (x, y), color, pencil) elif shape == 5: cv2.rectangle(canvas, (ix, iy), (x, y), color, -1) elif shape == 6: cv2.circle(canvas, (x, y), calc_radius(x, y), color, -1)
def draw_circle(event,x,y,flags,param): global ix,iy,drawing,mode global img im=img.copy() if event == cv2.EVENT_LBUTTONDOWN: drawing = True ix,iy = x,y elif event == cv2.EVENT_LBUTTONUP: drawing = False if mode == True: cv2.rectangle(im,(ix,iy),(x,y),(0,255,0),1) cv2.imshow('image',im) cv2.imshow('res',color_picker([(ix,iy),(x,y)]))
def draw_circle(event,x,y,flags,param): #if event == cv2.EVENT_LBUTTONDBLCLK: if event == cv2.EVENT_LBUTTONDOWN: print ('mouse x and y is ') print (x,y) px = im1[y,x] print ('RGB Value:') print (px) px_hsv = cv2.cvtColor(im1, cv2.COLOR_BGR2HSV) H=px_hsv.item(y,x,0) S=px_hsv.item(y,x,1) V=px_hsv.item(y,x,2) print ('HSV Value: H?S??V') print (H,S,V)
