Makefile

all:
        rm -f Esperanto.mp4
        rm -f JPG/Esperanto*.jpg
        rm -f PDF/Esperanto.pdf
        install -d JPG
        install -d PDF
        install -d ${HOME}/.local/share/fonts/
        install TTF/Inkfree.ttf ${HOME}/.local/share/fonts/Inkfree.ttf
        install TTF/Arial.ttf ${HOME}/.local/share/fonts/Arial.ttf
        cd PDF && /usr/bin/soffice --headless --convert-to pdf ../Esperanto.odp
        convert -verbose -density 300 -quality 95 -resize 1920x1080 PDF/Esperanto.pdf JPG/Esperanto%02d.jpg
        ffmpeg -y -framerate 1/30 -i JPG/Esperanto%02d.jpg -c:v libx264 -x264-params keyint=30:scenecut=0 -vf "fps=10,format=yuv420p" Esperanto.mp4