- Jul 22 Mon 2024 14:20
-
How to Set Up Visual Studio Code for Python on NVIDIA Jetson
- Apr 04 Sat 2020 20:48
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How to load and display an image on Qt GUI with OpenCV 4.2.0 in Jetson nano

Unfortunately Qt creator in linux does not support BGR888 format, so we have to convert the image to RGB format by using cvtColor funtion before displaying it.
Mat img = imread("lena.jpg");cvtColor(img, img, COLOR_BGR2RGB);
auto w = ui->label->width();auto h = ui->label->height();ui->label->setPixmap(
QPixmap::fromImage(
QImage(img.data, img.cols, img.rows, img.step, QImage::Format_RGB888)
).scaled(w, h, Qt::KeepAspectRatio)
);
- Apr 04 Sat 2020 20:20
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Creating a Qt Console Application with OpenCV4.2.0 in Jetson Nano

INCLUDEPATH += /usr/local/include/opencv4/
LIBS+= -L/usr/local/lib/ \
`pkg-config --cflags --libs opencv4`
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