fix_timecode

#!/bin/bash
# left 2 stereo mix
VERSION=1.1
unset DEPENDENCIES
DEPENDENCIES=(ffmpeg ffprobe)

SCRIPTDIR=$(dirname "${0}")
. "${SCRIPTDIR}/mmfunctions" || { echo "Missing '${SCRIPTDIR}/mmfunctions'. Exiting." ; exit 1 ;};

_usage(){
    echo
    echo "$(basename "${0}") ${VERSION}"
    echo "This application takes an input video file(s) and produces output that sets the timecode to 00:00:00;00"
    echo "Dependencies: ${DEPENDENCIES[@]}"
    echo "Usage: $(basename "${0}") file1 [ file2 ...]"
    echo
    exit
}
[ "${#}" = 0 ] && _usage
_check_dependencies "${DEPENDENCIES[@]}"

_cleanup(){
    _log -a "Process quit"
    exit 1
}

# local variables
SUFFIX="_timecode0"

trap _cleanup SIGHUP SIGINT SIGTERM

while [ "${*}" != "" ] ; do
    SOURCEFILE="${1}"
    unset FFMPEG_OPTS
    FFMPEG_OPTS+=(-c:v copy)
    FFMPEG_OPTS+=(-c:a copy)
    FFMPEG_OPTS+=(-map 0:v)
    FFMPEG_OPTS+=(-map 0:a)
    FFMPEG_OPTS+=(-metadata timecode='00:00:00;00')
    EXTENSION=$(echo "${SOURCEFILE##*.}")
    echo "s ${SOURCEFILE%.*} s ${SUFFIX} e ${EXTENSION}"
    OUTPUT_MOVIE="${SOURCEFILE%.*}${SUFFIX}.${EXTENSION}"
    if [ -f "${OUTPUT_MOVIE}" ] ; then
        _report -wt "The intended output of $(basename "${0}") already exists. Skipping for now. Please delete ${OUTPUT_MOVIE} and rerun or figure out why you are trying to do this."
    else
        _report -dt "Generating ${OUTPUT_MOVIE} ... with these options ${FFMPEG_OPTS[*]}"
        ffmpeg -i "${SOURCEFILE}" "${FFMPEG_OPTS[@]}" "${OUTPUT_MOVIE}"
        _report -dt "$(basename "${0}") is done with $(basename "${SOURCEFILE}")."
    fi
    shift
done