convert-webm-to-mp4.sh

#!/bin/bash
FILE_PATH_REL=$1

if [[ -z "${FILE_PATH_REL}" ]]; then
  echo "You must specify path to file"
fi

FILE_PATH=$(readlink -f "${FILE_PATH_REL}")
FILE_NAME=$(basename "${FILE_PATH}")
FILE_EXT_ONLY=$(echo "$FILE_NAME" | cut -d'.' -f2-)
FILE_NAME_ONLY=$(basename "$FILE_NAME" | cut -d'.' -f-1)
DIR_PATH=$(dirname "${FILE_PATH}")

OUTPUT_PATH="${DIR_PATH}/${FILE_NAME_ONLY}.mp4"

ffmpeg -fflags +genpts -i "${FILE_PATH}" -r 24 "${OUTPUT_PATH}"

set -x
ls -lh "${FILE_PATH}" "${OUTPUT_PATH}"