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andrewdcampbell / OpenCV-Document-Scanner

An interactive document scanner built in Python using OpenCV featuring automatic corner detection, image sharpening, and color thresholding.
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I got this error #3

Open xiaozheng666 opened 5 years ago

xiaozheng666 commented 5 years ago

Traceback (most recent call last): File "D:\anaconda3\lib\site-packages\matplotlib\backends\backend_qt5.py", line 519, in _draw_idle self.draw() File "D:\anaconda3\lib\site-packages\matplotlib\backends\backend_agg.py", line 402, in draw self.figure.draw(self.renderer) File "D:\anaconda3\lib\site-packages\matplotlib\artist.py", line 50, in draw_wrapper return draw(artist, renderer, *args, kwargs) File "D:\anaconda3\lib\site-packages\matplotlib\figure.py", line 1649, in draw renderer, self, artists, self.suppressComposite) File "D:\anaconda3\lib\site-packages\matplotlib\image.py", line 138, in _draw_list_compositing_images a.draw(renderer) File "D:\anaconda3\lib\site-packages\matplotlib\artist.py", line 50, in draw_wrapper return draw(artist, renderer, *args, *kwargs) File "D:\anaconda3\lib\site-packages\matplotlib\axes_base.py", line 2628, in draw mimage._draw_list_compositing_images(renderer, self, artists) File "D:\anaconda3\lib\site-packages\matplotlib\image.py", line 138, in _draw_list_compositing_images a.draw(renderer) File "D:\anaconda3\lib\site-packages\matplotlib\artist.py", line 50, in draw_wrapper return draw(artist, renderer, args, kwargs) File "D:\anaconda3\lib\site-packages\matplotlib\axis.py", line 1185, in draw ticks_to_draw = self._update_ticks(renderer) File "D:\anaconda3\lib\site-packages\matplotlib\axis.py", line 1023, in _update_ticks tick_tups = list(self.iter_ticks()) # iter_ticks calls the locator File "D:\anaconda3\lib\site-packages\matplotlib\axis.py", line 967, in iter_ticks majorLocs = self.major.locator() File "D:\anaconda3\lib\site-packages\matplotlib\ticker.py", line 1985, in call return self.tick_values(vmin, vmax) File "D:\anaconda3\lib\site-packages\matplotlib\ticker.py", line 1993, in tick_values locs = self._raw_ticks(vmin, vmax) File "D:\anaconda3\lib\site-packages\matplotlib\ticker.py", line 1932, in _raw_ticks nbins = np.clip(self.axis.get_tick_space(), File "D:\anaconda3\lib\site-packages\matplotlib\axis.py", line 2154, in get_tick_space tick = self._get_tick(True) File "D:\anaconda3\lib\site-packages\matplotlib\axis.py", line 1818, in _get_tick return XTick(self.axes, 0, '', major=major, **tick_kw) File "D:\anaconda3\lib\site-packages\matplotlib\axis.py", line 172, in init self.apply_tickdir(tickdir) File "D:\anaconda3\lib\site-packages\matplotlib\axis.py", line 429, in apply_tickdir self.stale = True File "D:\anaconda3\lib\site-packages\matplotlib\artist.py", line 236, in stale self.stale_callback(self, val) File "D:\anaconda3\lib\site-packages\matplotlib\artist.py", line 63, in _stale_axes_callback self.axes.stale = val File "D:\anaconda3\lib\site-packages\matplotlib\artist.py", line 236, in stale self.stale_callback(self, val) File "D:\anaconda3\lib\site-packages\matplotlib\figure.py", line 57, in _stale_figure_callback self.figure.stale = val File "D:\anaconda3\lib\site-packages\matplotlib\artist.py", line 236, in stale self.stale_callback(self, val) File "D:\anaconda3\lib\site-packages\matplotlib\pyplot.py", line 568, in _auto_draw_if_interactive if val and matplotlib.is_interactive() and not fig.canvas.is_saving(): RecursionError: maximum recursion depth exceeded QWidget::paintEngine: Should no longer be called QPainter::begin: Paint device returned engine == 0, type: 1 QPainter::end: Painter not active, aborted QWidget::paintEngine: Should no longer be called QPainter::begin: Paint device returned engine == 0, type: 1