HomeAssistant with OpenCV

Dockerfile

# Usage:
#   docker build -t ghcr.io/home-assistant/home-assistant:local .
#   docker run -d   --name homeassistant   --restart=always   \
#     --privileged   -e TZ=America/Montreal   \
#     -v /opt/homeassistant:/config   -v /run/dbus:/run/dbus:ro   \
#     --network=host   \
#     ghcr.io/home-assistant/home-assistant:local

# Can't build opencv directly in 'core' image, it lacks Ninja and GMake.
# "CMake Error: CMake was unable to find a build program corresponding to "Unix Makefiles"."
FROM ghcr.io/home-assistant/wheels/amd64/musllinux_1_2/cp313:dev AS wheels

# Workaround for
#   https://github.com/home-assistant/core/issues/94617
#   https://github.com/opencv/opencv-python/issues/988
RUN git clone --depth 1 -b 988-support-py3.12 https://github.com/bryankaplan/opencv-python.git

# https://github.com/home-assistant/core/blob/46db3964f3f35e2f7526b45c1d73056f81d03a99/.github/workflows/wheels.yml#L73
# Not sure if this is needed, got it working without, so keeping it disabled.
#ENV CI_BUILD=1
# 'headless' build seems broken: "  /data/opencv-python/opencv/modules/python/src2/cv2.hpp:39:10: fatal error: numpy/ndarrayobject.h: No such file or directory"
#ENV ENABLE_HEADLESS=1

RUN cd opencv-python && MAKEFLAGS="-j$(nproc)" pip wheel -v .


FROM ghcr.io/home-assistant/home-assistant:stable
COPY --from=wheels /data/opencv-python/opencv_python-4.10.0+218a392-cp313-cp313-linux_x86_64.whl .

RUN pip install ./opencv_python-4.10.0+218a392-cp313-cp313-linux_x86_64.whl