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Fixed [Environment] OpenCV NULL guiReceiver error during pre-commit #231

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Fixed [Environment] OpenCV NULL guiReceiver error during pre-commit #231

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13 changes: 13 additions & 0 deletions src/utils/interaction.py
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,9 @@ def show(name, origin, pause=1, resize=False, reset_pos=None, config=None):
else:
img = origin

if not is_window_available(name):
cv2.namedWindow(name)
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can you add this for the cv2.moveWindow() as well?

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@Princekumarofficial Princekumarofficial Oct 13, 2024 •
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@Udayraj123 Its not needed separately for the same, We can do that but it does not affect anything as we are already handling the case when we don't have window here, so no need to do it again.


cv2.imshow(name, img)

if reset_pos:
Expand Down Expand Up @@ -92,3 +95,13 @@ def wait_q():
while cv2.waitKey(1) & 0xFF not in [ord("q"), esc_key]:
pass
cv2.destroyAllWindows()


def is_window_available(name: str) -> bool:
"""Checks if a window is available"""
try:
cv2.getWindowProperty(name, cv2.WND_PROP_VISIBLE)
return True
except Exception as e:
print(e)
return False