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UI: fix cameraview crash after going offroad in settings window (#23009)

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pull/214/head
Dean Lee 4 years ago committed by GitHub
parent 20d5c0c1cb
commit c1f617db46
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1 changed files with 12 additions and 7 deletions
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  1. 19
      selfdrive/ui/qt/widgets/cameraview.cc

19
selfdrive/ui/qt/widgets/cameraview.cc
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@ -153,16 +153,21 @@ void CameraViewWidget::initializeGL() {
void CameraViewWidget::showEvent(QShowEvent *event) { void CameraViewWidget::showEvent(QShowEvent *event) {
latest_frame = nullptr; latest_frame = nullptr;
vipc_thread = new QThread(); if (!vipc_thread) {
connect(vipc_thread, &QThread::started, [=]() { vipcThread(); }); vipc_thread = new QThread();
connect(vipc_thread, &QThread::finished, vipc_thread, &QObject::deleteLater); connect(vipc_thread, &QThread::started, [=]() { vipcThread(); });
vipc_thread->start(); connect(vipc_thread, &QThread::finished, vipc_thread, &QObject::deleteLater);
vipc_thread->start();
}
} }
void CameraViewWidget::hideEvent(QHideEvent *event) { void CameraViewWidget::hideEvent(QHideEvent *event) {
vipc_thread->requestInterruption(); if (vipc_thread) {
vipc_thread->quit(); vipc_thread->requestInterruption();
vipc_thread->wait(); vipc_thread->quit();
vipc_thread->wait();
vipc_thread = nullptr;
}
} }
void CameraViewWidget::updateFrameMat(int w, int h) { void CameraViewWidget::updateFrameMat(int w, int h) {

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