VapourSynth filter for reading/writing images via ImageMagick
VapourSynth filters - ImageMagick HDRI writer/reader
vapoursynth-imwri$ vspipe -c y4m script.vpy - | ffmpeg -i pipe: output.mkv$ python3 -c "import vapoursynth as vs; core = vs.get_core(); clip = core.imwri.Read('image.png')"$ python3 -c "import vapoursynth as vs; core = vs.get_core(); core.imwri.Write(clip, 'output_%04d.png')"