minor fix

build_opencv_windows.bat

@@ -0,0 +1,86 @@
+@echo off
+setlocal enabledelayedexpansion
+
+:: Check for CUDA installation
+where nvcc >nul 2>&1
+if %ERRORLEVEL% neq 0 (
+    echo CUDA not found! Please install CUDA toolkit first.
+    echo Download from: https://developer.nvidia.com/cuda-downloads
+    exit /b 1
+)
+echo Found CUDA installation: 
+nvcc --version
+
+:: Check for GPU
+nvidia-smi >nul 2>&1
+if %ERRORLEVEL% neq 0 (
+    echo No NVIDIA GPU found or drivers not installed!
+    exit /b 1
+)
+echo Found GPU:
+nvidia-smi -L
+
+:: Create build directory
+if not exist "opencv_build" mkdir opencv_build
+cd opencv_build
+
+:: Clone OpenCV and OpenCV contrib if they don't exist
+if not exist "opencv" (
+    git clone https://github.com/opencv/opencv.git
+    cd opencv
+    git checkout 4.8.0
+    cd ..
+)
+
+if not exist "opencv_contrib" (
+    git clone https://github.com/opencv/opencv_contrib.git
+    cd opencv_contrib
+    git checkout 4.8.0
+    cd ..
+)
+
+:: Create and enter build directory
+cd opencv
+if not exist "build" mkdir build
+cd build
+
+:: Configure OpenCV build with CMake
+cmake -G "Visual Studio 17 2022" -A x64 ^
+    -D CMAKE_BUILD_TYPE=RELEASE ^
+    -D CMAKE_INSTALL_PREFIX=C:/opencv_cuda ^
+    -D OPENCV_EXTRA_MODULES_PATH=../../opencv_contrib/modules ^
+    -D WITH_CUDA=ON ^
+    -D WITH_CUDNN=OFF ^
+    -D OPENCV_DNN_CUDA=ON ^
+    -D ENABLE_FAST_MATH=1 ^
+    -D CUDA_FAST_MATH=1 ^
+    -D WITH_CUBLAS=1 ^
+    -D WITH_TBB=ON ^
+    -D WITH_OPENGL=ON ^
+    -D BUILD_opencv_world=ON ^
+    -D BUILD_opencv_python3=ON ^
+    -D OPENCV_ENABLE_NONFREE=ON ^
+    -D INSTALL_PYTHON_EXAMPLES=OFF ^
+    -D INSTALL_C_EXAMPLES=OFF ^
+    -D BUILD_EXAMPLES=OFF ^
+    -D PYTHON3_EXECUTABLE=%USERPROFILE%\AppData\Local\Programs\Python\Python39\python.exe ^
+    -D PYTHON3_INCLUDE_DIR=%USERPROFILE%\AppData\Local\Programs\Python\Python39\include ^
+    -D PYTHON3_LIBRARY=%USERPROFILE%\AppData\Local\Programs\Python\Python39\libs\python39.lib ^
+    -D PYTHON3_NUMPY_INCLUDE_DIRS=%USERPROFILE%\AppData\Local\Programs\Python\Python39\Lib\site-packages\numpy\core\include ^
+    ..
+
+:: Build OpenCV (adjust -j flag based on your CPU cores)
+cmake --build . --config Release -j 8
+
+:: Install
+cmake --install .
+
+:: Add OpenCV to Python path
+set PYTHONPATH=C:\opencv_cuda\python;%PYTHONPATH%
+
+echo.
+echo Build complete! Please add C:\opencv_cuda\python to your PYTHONPATH
+echo and ensure C:\opencv_cuda\x64\vc17\bin is in your PATH
+echo.
+echo You may need to restart your Python IDE for changes to take effect.
+pause 

fedora_setup.sh

@@ -0,0 +1,44 @@
+#!/bin/bash
+
+# Install basic development tools
+sudo dnf groupinstall -y "Development Tools"
+sudo dnf install -y cmake git pkg-config
+
+# Install Qt5
+sudo dnf install -y qt5-qtbase-devel qt5-qtmultimedia-devel
+
+# Install CUDA (if not already installed)
+# First, add NVIDIA repository
+sudo dnf config-manager --add-repo https://developer.download.nvidia.com/compute/cuda/repos/fedora37/x86_64/cuda-fedora37.repo
+sudo dnf clean all
+# Install CUDA
+sudo dnf module disable -y nvidia-driver
+sudo dnf install -y cuda
+
+# Install OpenCV dependencies
+sudo dnf install -y \
+    ffmpeg-devel \
+    libavcodec-devel \
+    libavformat-devel \
+    libswscale-devel \
+    libv4l-devel \
+    xvidcore-devel \
+    x264-devel \
+    libjpeg-turbo-devel \
+    libpng-devel \
+    libtiff-devel \
+    gtk3-devel \
+    atlas-devel \
+    gcc-gfortran \
+    python3-devel \
+    python3-numpy \
+    openblas-devel
+
+# Optional: Install additional multimedia codecs
+sudo dnf install -y \
+    https://download1.rpmfusion.org/free/fedora/rpmfusion-free-release-$(rpm -E %fedora).noarch.rpm \
+    https://download1.rpmfusion.org/nonfree/fedora/rpmfusion-nonfree-release-$(rpm -E %fedora).noarch.rpm
+
+sudo dnf install -y \
+    ffmpeg \
+    ffmpeg-devel