encode.sh

#!/bin/bash

ffmpeg -y -i netflix_crosswalk_1080p30fps.mp4 -c:v libx264 -preset veryslow -b:v 2000k -threads 4 crosswalk_encode_good.mp4
ffmpeg -y -i netflix_crosswalk_1080p30fps.mp4 -c:v libx264 -preset veryslow -b:v 3250k -threads 4 crosswalk_encode_better.mp4
ffmpeg -y -i netflix_crosswalk_1080p30fps.mp4 -c:v libx264 -preset veryslow -b:v 4500k -threads 4 crosswalk_encode_best.mp4

rm -f /tmp/reference.yuv && mkfifo /tmp/reference.yuv
rm -f /tmp/distorted.yuv && mkfifo /tmp/distorted.yuv

for quality in good better best
do
    ffmpeg -y -i netflix_crosswalk_1080p30fps.mp4 -c:v rawvideo -pix_fmt yuv420p /tmp/reference.yuv 
    ffmpeg -y -i crosswalk_encode_${quality}.mp4 -c:v rawvideo -pix_fmt yuv420p /tmp/distorted.yuv 
    ~/vmaf/wrapper/vmafossexec yuv420p 1920 1012 /tmp/reference.yuv /tmp/distorted.yuv ~/vmaf/model/vmaf_v0.6.1.pkl \
        --log crosswalk_${quality}.json \
        --log-fmt json \
        --thread 4 --subsample 1 --pool harmonic_mean
done