#!/bin/bash
set -e

# Update und installiere Build-Tools (wie im Dockerfile)
apt-get update && apt-get install -y \
    build-essential cmake git pkg-config \
    libgtk2.0-dev libavcodec-dev libavformat-dev libswscale-dev \
    libtbb-dev libjpeg-dev libpng-dev libtiff-dev \
    ffmpeg ca-certificates \
    python3 python3-dev python3-numpy \
    && rm -rf /var/lib/apt/lists/*

# Klone und baue OpenCV (wie im Dockerfile)
git clone --branch 4.12.0 https://github.com/opencv/opencv.git /opencv
git clone --branch 4.12.0 https://github.com/opencv/opencv_contrib.git /opencv_contrib
mkdir /opencv/build && cd /opencv/build
cmake -D CMAKE_BUILD_TYPE=Release \
      -D CMAKE_INSTALL_PREFIX=/usr/local \
      -D OPENCV_EXTRA_MODULES_PATH=/opencv_contrib/modules \
      -D BUILD_opencv_python3=ON \
      -D BUILD_EXAMPLES=OFF ..
make -j$(nproc) && make install && ldconfig

# Cleanup (optional, um Space zu sparen)
rm -rf /opencv /opencv_contrib