add qsv support to amd64 image

docker/Dockerfile.amd64

@@ -9,7 +9,7 @@ RUN apt-get -qq update \
         # ffmpeg dependencies
         libgomp1 \
         # VAAPI drivers for Intel hardware accel
-        libva-drm2 libva2 i965-va-driver vainfo intel-media-va-driver mesa-va-drivers \
+        libva-drm2 libva2 libmfx1 i965-va-driver vainfo intel-media-va-driver 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 \

docker/Dockerfile.base

@@ -1,6 +1,7 @@
 ARG ARCH=amd64
+ARG FFMPEG_VERSION
 FROM blakeblackshear/frigate-wheels:${ARCH} as wheels
-FROM blakeblackshear/frigate-ffmpeg:1.0.0-${ARCH} as ffmpeg
+FROM blakeblackshear/frigate-ffmpeg:${FFMPEG_VERSION}-${ARCH} as ffmpeg
 
 FROM ubuntu:20.04
 LABEL maintainer "blakeb@blakeshome.com"

docker/Dockerfile.ffmpeg.amd64

@@ -79,6 +79,7 @@ RUN      buildDeps="autoconf \
                     libssl-dev \
                     yasm \
                     libva-dev \
+                    libmfx-dev \
                     zlib1g-dev" && \
         apt-get -yqq update && \
         apt-get install -yq --no-install-recommends ${buildDeps}
@@ -404,6 +405,7 @@ RUN \
         --enable-gpl \
         --enable-libfreetype \
         --enable-libvidstab \
+        --enable-libmfx \
         --enable-libmp3lame \
         --enable-libopus \
         --enable-libtheora \