diff options
| -rw-r--r-- | src/qcam/main_window.cpp | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/qcam/main_window.cpp b/src/qcam/main_window.cpp index db14245d..38d70633 100644 --- a/src/qcam/main_window.cpp +++ b/src/qcam/main_window.cpp @@ -113,8 +113,6 @@ int MainWindow::openCamera(CameraManager *cm) std::cout << "Using camera " << camera_->name() << std::endl; - camera_->requestCompleted.connect(this, &MainWindow::requestComplete); - return 0; } @@ -212,17 +210,23 @@ int MainWindow::startCapture() goto error; } + camera_->requestCompleted.connect(this, &MainWindow::requestComplete); + for (Request *request : requests) { ret = camera_->queueRequest(request); if (ret < 0) { std::cerr << "Can't queue request" << std::endl; - goto error; + goto error_disconnect; } } isCapturing_ = true; return 0; +error_disconnect: + camera_->requestCompleted.disconnect(this, &MainWindow::requestComplete); + camera_->stop(); + error: for (Request *request : requests) delete request; @@ -249,6 +253,8 @@ void MainWindow::stopCapture() if (ret) std::cout << "Failed to stop capture" << std::endl; + camera_->requestCompleted.disconnect(this, &MainWindow::requestComplete); + for (auto &iter : mappedBuffers_) { void *memory = iter.second.first; unsigned int length = iter.second.second; |