screencasts_formater.sh

screencasts_formater.sh

#!/bin/bash

set -xe

DN="${HOME}/Videos/Screencasts"
DOCKER_RUN="docker \
    run \
    --rm \
    --user $(id -u):138 \
    --device /dev/dri:/dev/dri \
    -v ${DN}:${DN} \
    -w ${DN} \
    jrottenberg/ffmpeg:5.0-vaapi"

while true; do
    if FN=$(inotifywait -e close_write,moved_to --format %f ${DN}); then
        if [[ "${FN##*.}" == "webm" ]]; then
            NFN="${FN%.webm}.mp4"
            ${DOCKER_RUN} \
                -hide_banner \
                -hwaccel vaapi \
                -hwaccel_device /dev/dri/renderD128 \
                -hwaccel_output_format vaapi \
                -i "${FN}" \
                -r 15 \
                -g 15 \
                -c:v h264_vaapi \
                -b:v 2M \
                -minrate 2M \
                -maxrate 2M \
                -f mp4 "${NFN}"
            rm -f "${DN}/${FN}"
        fi
    fi
done