Python cv2.WND_PROP_VISIBLE Examples
The following are 8
code examples of cv2.WND_PROP_VISIBLE().
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Example #1
Source File: facesearch.py From FunUtils with MIT License | 7 votes |
def show(window, img): """ Shows the image in OpenCV window with support for updating the image in real-time. This will simply repeatedly display the image. This makes real-time update of image possible and also lets us handle window close events reliably. Params: window: A python string, the name of the window in which to show the image img: A numpy array. Image to be shown. """ while(1): # Will repeatedly show the image in given window. cv2.imshow(window, img) k = cv2.waitKey(1) & 0xFF # Capture the code of the pressed key. # Stop the loop when the user clicks on GUI close button [x]. if not cv2.getWindowProperty(window, cv2.WND_PROP_VISIBLE): print("Operation Cancelled") break if k == 27: # Key code for ESC break
Example #2
Source File: image.py From mmcv with Apache License 2.0 | 6 votes |
def imshow(img, win_name='', wait_time=0): """Show an image. Args: img (str or ndarray): The image to be displayed. win_name (str): The window name. wait_time (int): Value of waitKey param. """ cv2.imshow(win_name, imread(img)) if wait_time == 0: # prevent from hangning if windows was closed while True: ret = cv2.waitKey(1) closed = cv2.getWindowProperty(win_name, cv2.WND_PROP_VISIBLE) < 1 # if user closed window or if some key pressed if closed or ret != -1: break else: ret = cv2.waitKey(wait_time)
Example #3
Source File: fermodel_example_webcam.py From EmoPy with GNU Affero General Public License v3.0 | 6 votes |
def display_prediction(frame, frameString, fontFace=cv2.FONT_HERSHEY_SIMPLEX, fontScale=1, thickness=2): # Display emotion retval, _ = cv2.getTextSize( frameString, fontFace, fontScale, thickness) cv2.rectangle(frame, (0, 0), (20 + retval[0], 50), (0, 0, 0), -1) cv2.putText(frame, frameString, (10, 35), fontFace, fontScale, (255, 255, 255), thickness, cv2.LINE_AA) window_name = 'EmoPy Assessment' cv2.imshow(window_name, frame) while True: key = cv2.waitKey(1) # Press Esc to exit the window if key == 27 or cv2.getWindowProperty(window_name, cv2.WND_PROP_VISIBLE) < 1: break # Closes all windows cv2.destroyAllWindows()
Example #4
Source File: fer_demo.py From Efficient-Facial-Feature-Learning-with-Wide-Ensemble-based-Convolutional-Neural-Networks with MIT License | 5 votes |
def is_running(self): return (cv2.waitKey(1) != 27) and (cv2.getWindowProperty(self._window_name, cv2.WND_PROP_VISIBLE) >= 1)
Example #5
Source File: display_video.py From detectron2-pipeline with MIT License | 5 votes |
def map(self, data): image = data[self.src] cv2.imshow(self.window_name, image) # Exit? key = cv2.waitKey(1) & 0xFF # Esc key pressed or window closed? if key == 27 or cv2.getWindowProperty(self.window_name, cv2.WND_PROP_VISIBLE) < 1: raise StopIteration return data
Example #6
Source File: jobs_manual.py From faceswap with GNU General Public License v3.0 | 5 votes |
def window_closed(self, is_windows, is_conda, key): """ Check whether the window has been closed MS Windows doesn't appear to read the window state property properly, so we check for a negative key press. Conda (tested on Windows) doesn't appear to read the window state property or negative key press properly, so we arbitrarily use another property """ # pylint: disable=no-member logger.trace("Commencing closed window check") closed = False prop_autosize = cv2.getWindowProperty('Frame', cv2.WND_PROP_AUTOSIZE) prop_visible = cv2.getWindowProperty('Frame', cv2.WND_PROP_VISIBLE) if self.arguments.disable_monitor: closed = False elif is_conda and prop_autosize < 1: closed = True elif is_windows and not is_conda and key == -1: closed = True elif not is_windows and not is_conda and prop_visible < 1: closed = True logger.trace("Completed closed window check. Closed is %s", closed) if closed: logger.debug("Window closed detected") return closed
Example #7
Source File: utils.py From hermit with Apache License 2.0 | 5 votes |
def window_is_open(window_name): return (cv2.waitKey(1) and cv2.getWindowProperty(window_name, cv2.WND_PROP_VISIBLE) == 1.0)
Example #8
Source File: display_video.py From image-processing-pipeline with MIT License | 5 votes |
def map(self, data): image = data[self.src] cv2.imshow(self.window_name, image) # Exit? key = cv2.waitKey(1) & 0xFF # Esc key pressed or window closed? if key == 27 or cv2.getWindowProperty(self.window_name, cv2.WND_PROP_VISIBLE) < 1: raise StopIteration return data