negative cursor position overflow in python mouse callbacks (Bug #1302)


Added by Alexander Mordvintsev almost 6 years ago. Updated almost 2 years ago.


Status:Open Start date:
Priority:Low Due date:
Assignee:- % Done:

0%

Category:python bindings
Target version:Next Hackathon
Affected version: Operating System:
Difficulty: HW Platform:
Pull request:

Description

Mouse callback x, y params are unsigned 16-bit, while they may become negative when used holds a mouse button and drugs it behind upped left window corner.
See python2/camshift.py 'onmouse' function work workaround (marked with 'BUG' comment)


Issue hierarchy

Bug #1437: critical bug when both mouse buton and mouse move is doneDone

Bug #1302: negative cursor position overflow in python mouse callbacksOpen


History

Updated by Alexander Shishkov over 5 years ago

  • Target version deleted ()
  • Subproject of set to #1437

Updated by Alexander Shishkov about 5 years ago

  • Priority changed from Normal to Low

Updated by Alexander Shishkov about 5 years ago

  • Assignee deleted (Vadim Pisarevsky)

Updated by Alexander Shishkov about 5 years ago

  • Target version deleted ()

Updated by Vadim Pisarevsky over 4 years ago

  • Target version deleted ()

Updated by Kirill Kornyakov over 4 years ago

  • Target version set to Next Hackathon

Updated by Maksim Shabunin almost 2 years ago

Issue has been transferred to GitHub: https://github.com/Itseez/opencv/issues/4293

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