Automate builds of OpenCV for Windows/Ubuntu

.github/workflows/linux-cuda.yml

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+name: Build Linux CUDA/Cudnn
+
+on: push
+
+env:
+  option_path: options/options_opencv4.9.0_contrib_cuda_cudnn_vc15.txt
+jobs:
+  build-linux:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        os: ["ubuntu:20.04","ubuntu:22.04", "ubuntu:23.04", "ubuntu:23.10"]
+    container:
+      image: ${{matrix.os}}
+    steps:
+    - name: Free Disk Space (Ubuntu)
+      uses: jlumbroso/free-disk-space@main
+      with:
+        tool-cache: false
+        android: true
+        dotnet: true
+        haskell: true
+        large-packages: true
+        docker-images: true
+        swap-storage: true
+    - uses: actions/checkout@v2
+
+    - name: Setup things in container
+      run: |
+        apt-get update
+        apt-get install -y --no-install-recommends sudo wget git build-essential debconf-utils apt-utils dialog ca-certificates
+        echo 'tzdata tzdata/Areas select Etc' | sudo debconf-set-selections
+        echo 'tzdata tzdata/Zones/Etc select UTC' | sudo debconf-set-selections
+        DEBIAN_FRONTEND=noninteractive apt-get install -y tzdata
+
+    - name: Download CUDA
+      working-directory: scripts/linux
+      run: |
+        sudo ./download_cuda.sh
+
+    - name: Download CUDNN8
+      working-directory: scripts/linux
+      run: |
+        sudo ./download_cudnn.sh
+
+    - name: Determine CUDA and cuDNN Versions
+      run: |
+        # Extract CUDA version
+        CUDA_VERSION=$(dpkg -l | grep '^ii' | grep -E 'nvidia-cuda-toolkit|cuda-toolkit' | awk '{print $3}' | awk -F'[.~+]' '{print $1 "." $2}' | sort -u | head -n 1)
+        echo "Extracted CUDA Version: $CUDA_VERSION"
+
+        # Extract cuDNN version
+        CUDNN_VERSION=$(dpkg -l | grep '^ii' | grep -E 'libcudnn|nvidia-cudnn' | awk '{print $3}' | awk -F'[.~+]' '{print $1 "." $2}' | sort -u | head -n 1)
+        echo "Extracted CUDNN Version: $CUDNN_VERSION"
+
+        # Set environment variables properly
+        echo "CUDA_VERSION=$CUDA_VERSION" >> $GITHUB_ENV
+        echo "CUDNN_VERSION=$CUDNN_VERSION" >> $GITHUB_ENV
+      shell: bash
+
+    - name: Download OpenCV repo/s
+      run: |
+        scripts/linux/download.sh $option_path
+
+    - name: Patch stdlib
+      run: |
+        sudo sed -i '/_S_nothrow_init<.*>/ s/^/    \/\/ /' /usr/include/c++/*/bits/std_function.h
+
+    - name: Build OpenCV
+      run: |
+        scripts/linux/build.sh $option_path
+
+    - name: Remove build folder
+      uses: JesseTG/[email protected]
+      with:
+        path: build
+
+    - name: Create Tarball
+      if: startsWith(github.ref, 'refs/tags/')
+      run: |
+        asset_name=opencv-${{github.ref_name}}-${{ matrix.os }}-cuda$CUDA_VERSION-cudnn$CUDNN_VERSION.tar.gz
+        asset_name=$(echo $asset_name | sed 's/:/-/g')
+        tar -czf ${asset_name} install
+        echo "ASSET_NAME=${asset_name}" >> $GITHUB_ENV
+
+    - name: Upload Release Asset
+      if: startsWith(github.ref, 'refs/tags/')
+      uses: softprops/action-gh-release@v1
+      with:
+        files: ${{ env.ASSET_NAME }}
+        tag_name: ${{ github.ref_name }}
+        name: ${{ github.ref_name }}
+        draft: false
+        prerelease: true
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+    # Calculate SHA256 Checksum
+    - name: Calculate SHA256 Checksum
+      run: |
+        echo "Calculating SHA256 for ${{ env.ASSET_NAME }}"
+        sha256sum ${{ env.ASSET_NAME }} > ${{ env.ASSET_NAME }}.sha256
+      shell: bash
+
+    - name: Upload SHA256 Checksum File
+      if: startsWith(github.ref, 'refs/tags/')
+      uses: softprops/action-gh-release@v1
+      with:
+        files: ${{ env.ASSET_NAME }}.sha256
+        tag_name: ${{ github.ref_name }}
+        name: ${{ github.ref_name }}
+        draft: false
+        prerelease: true
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/linux.yml

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+name: Build Linux
+
+on: push
+
+env:
+  option_path: options/options_opencv4.9.0_contrib_vc16.txt
+
+jobs:
+  build-linux:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        os: ["ubuntu:20.04", "ubuntu:22.04", "ubuntu:23.04", "ubuntu:23.10"]
+    container:
+      image: ${{matrix.os}}
+      options: --privileged
+    steps:
+    - name: Setup things in container
+      run: |
+        apt-get update
+        apt-get install -y --no-install-recommends sudo wget git build-essential debconf-utils apt-utils dialog ca-certificates
+        echo 'tzdata tzdata/Areas select Etc' | sudo debconf-set-selections
+        echo 'tzdata tzdata/Zones/Etc select UTC' | sudo debconf-set-selections
+        DEBIAN_FRONTEND=noninteractive apt-get install -y tzdata
+
+    - uses: actions/checkout@v2
+    - name: Download OpenCV repo/s
+      run: |
+        scripts/linux/download.sh $option_path
+    - name: Build OpenCV
+      run: |
+        scripts/linux/build.sh $option_path
+
+    - name: Remove build folder
+      uses: JesseTG/[email protected]
+      with:
+        path: build
+
+    - name: Create Tarball
+      if: startsWith(github.ref, 'refs/tags/')
+      run: |
+        asset_name=opencv-${{github.ref_name}}-${{ matrix.os }}.tar.gz
+        asset_name=$(echo $asset_name | sed 's/:/-/g')
+        tar -czf ${asset_name} install
+        echo "ASSET_NAME=${asset_name}" >> $GITHUB_ENV
+
+    - name: Upload Release Asset
+      if: startsWith(github.ref, 'refs/tags/')
+      uses: softprops/action-gh-release@v1
+      with:
+        files: ${{ env.ASSET_NAME }}
+        tag_name: ${{ github.ref_name }}
+        name: ${{ github.ref_name }}
+        draft: false
+        prerelease: false
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+    # Calculate SHA256 Checksum
+    - name: Calculate SHA256 Checksum
+      run: |
+        echo "Calculating SHA256 for ${{ env.ASSET_NAME }}"
+        sha256sum ${{ env.ASSET_NAME }} > ${{ env.ASSET_NAME }}.sha256
+      shell: bash
+
+    - name: Upload SHA256 Checksum File
+      if: startsWith(github.ref, 'refs/tags/')
+      uses: softprops/action-gh-release@v1
+      with:
+        files: ${{ env.ASSET_NAME }}.sha256
+        tag_name: ${{ github.ref_name }}
+        name: ${{ github.ref_name }}
+        draft: false
+        prerelease: true
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/windows-cuda.yml

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+name: Build Windows CUDA
+
+on: push
+
+jobs:
+  build-windows:
+    runs-on: windows-2019
+    env:
+        CUDNN_URL: https://developer.download.nvidia.com/compute/redist/cudnn/v8.8.0/local_installers/12.0/cudnn_8.8.0.121_windows.exe
+    steps:
+
+    - name: Set up MSBuild path
+      uses: microsoft/[email protected]
+
+    #- name: Download cuDNN installer
+    #  run: Invoke-WebRequest -Uri "${{ env.CUDNN_URL }}" -OutFile "cudnn_installer.exe"
+
+    #- name: Install cuDNN
+    #  run: Start-Process -FilePath "cudnn_installer.exe" -ArgumentList '/S' -Wait
+
+    - name: Install CUDA 
+      uses: Jimver/[email protected]
+      id: cuda-toolkit
+
+    - uses: actions/checkout@v2
+
+    - name: Download OpenCV repo/s
+      working-directory: scripts/windows
+      shell: cmd
+      run: .\download.bat options\options_opencv4.9.0_contrib_vc16.txt
+
+    - name: Build OpenCV
+      working-directory: scripts/windows
+      shell: cmd
+      run: .\build.bat options\options_opencv4.9.0_contrib_vc16.txt
+
+    - name: Remove build folder
+      uses: JesseTG/[email protected]
+      with:
+        path: build
+
+    - run: Compress-Archive -Path install/* -Destination opencv-${{github.ref_name}}-windows-cuda12.zip
+
+    - name: Upload Release Asset
+      if: startsWith(github.ref, 'refs/tags/')
+      uses: softprops/action-gh-release@v1
+      with:
+        files: opencv-${{github.ref_name}}-windows-cuda12.zip
+        tag_name: ${{ github.ref_name }}
+        name: ${{ github.ref_name }}
+        draft: false
+        prerelease: false
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+    # Calculate SHA256 Checksum
+    - name: Calculate SHA256 Checksum
+      run: |
+        echo "Calculating SHA256 foropencv-${{github.ref_name}}-windows-cuda12.zip"
+        sha256sum opencv-${{github.ref_name}}-windows-cuda12.zip > opencv-${{github.ref_name}}-windows-cuda12.zip.sha256
+      shell: bash
+
+    - name: Upload SHA256 Checksum File
+      if: startsWith(github.ref, 'refs/tags/')
+      uses: softprops/action-gh-release@v1
+      with:
+        files: opencv-${{github.ref_name}}-windows-cuda12.zip.sha256
+        tag_name: ${{ github.ref_name }}
+        name: ${{ github.ref_name }}
+        draft: false
+        prerelease: true
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+

.github/workflows/windows.yml

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+name: Build Windows
+
+on: push
+
+jobs:    
+  build-windows:
+    runs-on: "windows-2019"
+    steps:
+    - name: Set up MSBuild path
+      uses: microsoft/[email protected]
+
+    - uses: actions/checkout@v2
+
+    - name: Download OpenCV repo/s
+      working-directory: scripts/windows
+      shell: cmd
+      run: .\download.bat options\options_opencv4.9.0_contrib_vc16.txt
+
+    - name: Build OpenCV
+      working-directory: scripts/windows
+      shell: cmd
+      run: .\build.bat options\options_opencv4.9.0_contrib_vc16.txt
+
+    - name: Remove build folder
+      uses: JesseTG/[email protected]
+      with:
+        path: build
+
+    - run: Compress-Archive -Path install/* -Destination opencv-${{github.ref_name}}-windows.zip
+
+    - name: Upload Release Asset
+      if: startsWith(github.ref, 'refs/tags/')
+      uses: softprops/action-gh-release@v1
+      with:
+        files: opencv-${{github.ref_name}}-windows.zip
+        tag_name: ${{ github.ref_name }}
+        name: ${{ github.ref_name }}
+        draft: false
+        prerelease: false
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+    # Calculate SHA256 Checksum
+    - name: Calculate SHA256 Checksum
+      run: |
+        echo "Calculating SHA256 for opencv-${{github.ref_name}}-windows.zip"
+        sha256sum opencv-${{github.ref_name}}-windows.zip > opencv-${{github.ref_name}}-windows.zip.sha256
+      shell: bash
+
+    - name: Upload SHA256 Checksum File
+      if: startsWith(github.ref, 'refs/tags/')
+      uses: softprops/action-gh-release@v1
+      with:
+        files: opencv-${{github.ref_name}}-windows.zip.sha256
+        tag_name: ${{ github.ref_name }}
+        name: ${{ github.ref_name }}
+        draft: false
+        prerelease: true
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}