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fix: add comments for Gtk2/3-workarounds in OpenCV window handling

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scito
2025-07-11 15:03:41 +02:00
committed by Roland Kurmann
parent 37738e8990
commit dab2599d29
1 changed files with 2 additions and 0 deletions
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src/extract_otp_secrets.py
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@@ -390,6 +390,7 @@ def extract_otps_from_camera(args: Args) -> Otps:
cv2.imshow(WINDOW_NAME, img)
except cv2.error as e:
# Workaround due to Gtk2/3 problem, see #444
if e.code == cv2.Error.StsNullPtr:
# Window closed
break
@@ -510,6 +511,7 @@ def cv2_handle_pressed_keys(qr_mode: QRMode, otps: Otps) -> Tuple[bool, QRMode]:
elif key == 32:
qr_mode = next_valid_qr_mode(qr_mode, zbar_available)
if verbose >= LogLevel.MORE_VERBOSE: print(f"QR reading mode: {qr_mode}")
# Do not check for invisible window due to Gtk2/3 problem, see #444
return quit, qr_mode