use non-free va driver fixes #581

docker/Dockerfile.amd64

@@ -9,7 +9,7 @@ RUN apt-get -qq update \
     # ffmpeg dependencies
     libgomp1 \
     # VAAPI drivers for Intel hardware accel
-    libva-drm2 libva2 libmfx1 i965-va-driver vainfo intel-media-va-driver mesa-va-drivers \
+    libva-drm2 libva2 libmfx1 i965-va-driver vainfo intel-media-va-driver-non-free mesa-va-drivers \
     ## Tensorflow lite
     && wget -q https://github.com/google-coral/pycoral/releases/download/release-frogfish/tflite_runtime-2.5.0-cp38-cp38-linux_x86_64.whl \
     && python3.8 -m pip install tflite_runtime-2.5.0-cp38-cp38-linux_x86_64.whl \