Initial commit

opencamcpp/build_opencv.sh

@@ -0,0 +1,83 @@
+#!/bin/bash
+
+# Exit on error
+set -e
+
+# Function to check CUDA installation
+check_cuda() {
+    if ! command -v nvcc &> /dev/null; then
+        echo "CUDA not found! Please install CUDA toolkit first."
+        exit 1
+    fi
+    echo "Found CUDA installation: $(nvcc --version | head -n1)"
+}
+
+# Function to check GPU
+check_gpu() {
+    if ! command -v nvidia-smi &> /dev/null; then
+        echo "No NVIDIA GPU found or drivers not installed!"
+        exit 1
+    fi
+    echo "Found GPU: $(nvidia-smi -L)"
+}
+
+# Check CUDA and GPU
+check_cuda
+check_gpu
+
+# Get CUDA compute capability
+CUDA_ARCH=$(nvidia-smi --query-gpu=compute_cap --format=csv,noheader)
+echo "GPU Compute Capability: $CUDA_ARCH"
+
+# Create build directory
+cd ~/opencv_build/opencv
+mkdir -p build
+cd build
+
+# Configure OpenCV build
+cmake -D CMAKE_BUILD_TYPE=RELEASE \
+    -D CMAKE_INSTALL_PREFIX=/usr/local \
+    -D OPENCV_EXTRA_MODULES_PATH=../../opencv_contrib/modules \
+    -D WITH_CUDA=ON \
+    -D WITH_CUDNN=OFF \
+    -D OPENCV_DNN_CUDA=ON \
+    -D ENABLE_FAST_MATH=1 \
+    -D CUDA_FAST_MATH=1 \
+    -D CUDA_ARCH_BIN=$CUDA_ARCH \
+    -D WITH_CUBLAS=1 \
+    -D WITH_TBB=ON \
+    -D WITH_V4L=ON \
+    -D WITH_QT=ON \
+    -D WITH_OPENGL=ON \
+    -D WITH_GSTREAMER=ON \
+    -D OPENCV_GENERATE_PKGCONFIG=ON \
+    -D OPENCV_PC_FILE_NAME=opencv.pc \
+    -D OPENCV_ENABLE_NONFREE=ON \
+    -D INSTALL_PYTHON_EXAMPLES=OFF \
+    -D INSTALL_C_EXAMPLES=OFF \
+    -D BUILD_EXAMPLES=OFF \
+    -D BUILD_opencv_cudacodec=OFF \
+    -D OPENCV_ENABLE_MEMALIGN=ON \
+    -D WITH_OPENEXR=ON \
+    -D OPENCV_ENABLE_MEMALIGN=ON \
+    -D WITH_EIGEN=ON \
+    -D ENABLE_PRECOMPILED_HEADERS=OFF \
+    ..
+
+# Build using all available CPU cores
+make -j$(nproc)
+
+# Install
+sudo make install
+sudo ldconfig
+
+# Print OpenCV installation information
+echo "OpenCV installation completed!"
+echo "OpenCV version: $(pkg-config --modversion opencv4)"
+echo "Installation location: $(pkg-config --variable=prefix opencv4)"
+
+# Create a pkg-config path file
+sudo sh -c 'echo "/usr/local/lib/pkgconfig" > /etc/ld.so.conf.d/opencv.conf'
+sudo ldconfig
+
+echo "Setup complete! You can now use OpenCV with CUDA support."