Code: Select all

#!/usr/bin/env bash
for file in *.mov; do
  scale_factor="2"
  slow_factor="4"
  ffmpeg -y \
    -i "${file}" \
    -c copy \
    -an \
    -vf scale=iw*${scale_factor}:ih*${scale_factor} \
    -filter:v "setpts=${slow_factor}*PTS" \
    -c:v libx264 -profile:v baseline -level 3.0 -pix_fmt yuv420p \
    "${file%.*}_h264.mp4"
    # -stream_loop 3 \
done