Imshow qobject move to thread crrent

Author: jcrn

August undefined, 2024

I had the same problem. Using opencv imshow function raised the moving thread error. Eventually, I found that Ubuntu 16.04 has a preinstalled pyqt5 while OpenCV needs pqty4. Therefore, this may be caused by conflicting installations of Qt libraries. The following command fixed it for me: sudo apt-get remove libqt5x11extras5 libqt5x11extras5-dev Witryna17 lut 2024 · QObject::moveToThread: Current thread (0x7fb18afea390) is not the object's thread (0x7fb18f900090). Cannot move to target thread (0x7fb18afea390) You might be loading two sets of Qt binaries into the same process. Check that all plugins are compiled against the right Qt binaries.

c++ - moving an object to a different thread - Stack Overflow

Witryna16 lis 2013 · 4 Answers. You could also display a cv::Mat on a Qt window. I demonstrate how to do that on cvImage. The code below is adapted from cvImage::_open (): … Witryna28 sty 2024 · provide object files for the closed-source parts that a user would be able to link (statically) with a modified (static) Qt, as well as instructions on how to do this, in … portland maine harbor

Làm thế nào để sửa lỗi “QObject :: moveToThread ... - HelpEx

Witryna6 mar 2024 · import cv2 cv2.namedWindow("output", cv2.WINDOW_NORMAL) cv2.imshow("output",im) cv2.resizeWindow('output', 400,400) cv2.waitKey(0) cv2.destroyAllWindows() 次のようなエラーがあります. QObject::moveToThread: Current thread (0x1d2c9cf0) is not the object's thread (0x1d347b20). Cannot move … Witryna16 gru 2024 · import cv2 img = cv2.imread ('sudoku.png',0) cv2.imshow ('image',img) And it fails with the following error: QObject::moveToThread: Current thread … portland maine harbor cruise ship schedule

opencv - qt complaining 2 sets of binaries - Stack Overflow

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Witryna2 cze 2024 · I need that the thread move my rectangle on scene. But it doesn't work, when threads start, rectagle is hides on scene, and i can't see his move. Only if i … Witryna11 lut 2024 · This file has been truncated. show original but when the execution comes to the line: cv2.imshow (“Olympe Streaming Example”, cv2frame) it crashes with the following output: QObject::moveToThread: Current thread (0x7f68b8004a30) is not the object’s thread (0x7f68b8058de0). Cannot move to target thread (0x7f68b8004a30) opties sofinaWitrynaIsnt it just the worst when you find someone else on the internet who has the exact same problem as you. Well at least you didn't post that you found an answer and the thread got nuked, did you ever find a solution? This doesn't crash for me but im still not getting any output . QT_QPA_PLATFORM=offscreen optiemus electronics ltd

"Witryna【错误解决】运行cv2.imshow（）时，显示QObject::moveToThread: Cannot move to target thread等技术标签： opencv cv2.imshow QObject Cannot move to target thread libqt5x11extras5 在服务器上跑如下代码时： import cv2 img = cv2.imread ( "2.jpg") b,g,r = cv2.split (img) cv2.imshow ( "Blue" ,r) 会出现下面的error： " - Imshow qobject move to thread crrent

Imshow qobject move to thread crrent

Witrynapip3 install opencv-contrib-python. The code is only three lines: import cv2 im = cv2.imread('1.jpg') cv2.imshow("image",im) But I get this error: … WitrynaQt的官方文档如下：. void QObject::moveToThread ( QThread * targetThread ) Changes the thread affinity for this object and its children. The object cannot be moved if it has a parent. Event processing will continue in the targetThread. 首先，这个耗时操作需在QObject的子类中实现，并且该QObject的parent为0。. 下面 ...

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WitrynaBy default, a QObject lives in the thread in which it is created. An object's thread affinity can be queried using thread() and changed using moveToThread(). All QObjects … Witryna25 paź 2024 · Solution 1 First, uninstall any versions of OpenCV you may have installed. If you installed using pip: sudo pip uninstall opencv-python Next, try installing OpenCV using your Linux distro's package manager. For Ubuntu/Debian, this is: sudo apt- get install libopencv- dev python-opencv Solution 2

Witryna23 cze 2024 · The library has a problem in dealing with Qt objects when it tries to move from a thread to another, which causes a crash with an exit code (139). here is the … Witryna11 sty 2024 · The moveToThread function tells QT that any slots need to be executed in the new thread rather than in the thread they were signaled from. (edit: Actually, I now remember it defaults to the tread the object was created in) Also, if you do the work in your process class from the constructor it will not run in the new thread either.

Witryna8 wrz 2024 · Here detect_images is a vector of vector contains Mat images, this myfunction is running on a thread triggered with QtConcurrent and trying to display … Witryna13 sie 2024 · MyQObject* instance = someFactoryMethod (); //we push the ownership of instance from thrad A to thread B instance->moveToThread ( threadB ); //do something else } Notice however that this might not be sufficient if thread A needs to perform other operations on instance.

Witryna28 kwi 2024 · 报错：Opencv无法显示图像，报错QObject::moveToThread: Current thread is not the object's thread. Cannot move to target thread 解决方案：conda …

Witryna5 mar 2024 · QObject::moveToThread: Current thread (0x1d2c9cf0) is not the object's thread (0x1d347b20). Cannot move to target thread (0x1d2c9cf0) Matplotlibがインストールされた新しいconda環境を準備したことを強調します。 Opencvは次のようにpdaによってconda envにインストールされました pip install opencv-python opencv … optieye care altrinchamWitrynaBy default, a QObject lives in the thread in which it is created. An object's thread affinity can be queried using thread () and changed using moveToThread (). All QObjects must live in the same thread as their parent. Consequently: setParent () will fail if the two QObjects involved live in different threads. opties ahold delhaizeWitryna17 maj 2024 · QObject::moveToThread:Current thread is not the object`s thread. Cannot move to target thread. 大部分说法说，主要问题为opencv-python版本问题， … optifab showWitryna6 mar 2012 · ERROR:QObject::moveToThread参考问题描述原因解决方法参考 QObject::moveToThread: Current thread (0x55c07be39a60) is not the object’s thread (0x55c07c164490). Cannot move to target thread (0x55c07be39a60) 问题描述运行环境 ubuntu 18.04.5condapython 3.6.1… optiema inc calgaryWitryna5 sty 2024 · import cv2 cv2.namedWindow ("output", cv2.WINDOW_NORMAL) cv2.imshow ("output",im) cv2.resizeWindow ('output', 400,400) cv2.waitKey (0) cv2.destroyAllWindows () Tôi có lỗi là QObject::moveToThread: Current thread (0x1d2c9cf0) is not the object's thread (0x1d347b20). Cannot move to target thread … portland maine harbor mapWitryna31 lip 2024 · If you move a QObject to a separate thread, you need to connect the thread's started signal to the actual "worker" function of the QObject subclass (which … portland maine harbor masterWitrynapip3 install opencv-contrib-python The code is only three lines: import cv2 im = cv2.imread('1.jpg') cv2.imshow("image",im) But I get this error: QObject::moveToThread: Current thread (0x11bdba0) is not the object's thread (0x15a18a0). Cannot move to target thread (0x11bdba0) Command terminated optie mount