FROM debian AS tmp
ARG SCRIPT_VER=heads/master
WORKDIR /root
RUN apt update && apt install -y build-essential curl git 
RUN curl https://raw.githubusercontent.com/markus-perl/ffmpeg-build-script/refs/${SCRIPT_VER}/build-ffmpeg >build-ffmpeg && \
    chmod +x build-ffmpeg && \
    NUMJOBS=12 ./build-ffmpeg -b --enable-gpl-and-non-free --full-static

FROM scratch
COPY --from=tmp /usr/local/bin/ff* /usr/bin/
ENTRYPOINT ["/usr/bin/ffmpeg"]
CMD ["-h"]