qatesting

#!/bin/bash
#this script performs a series of quality assurance tests on an audio visual file or set of files

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

while [ "${*}" != "" ] ; do
    INPUT="${1}"
    shift
    MEDIAID=$(_readingestlog "media ID")
    if [[ ! "${MEDIAID}" ]] ; then
        MEDIAID=$(basename "${INPUT}" | cut -d. -f1)
    fi
    #reports out information
    _black_at_ends "${INPUT}"
    #modified original function to report only
    _get_frame_count(){
        INPUT_MOVIE="${1}"
        CONTAINERFRAMECOUNT=$(mediainfo --inform="Video;%FrameCount%" "${INPUT_MOVIE}")
        _report -dt "The frame count according to the container is: ${CONTAINERFRAMECOUNT}"
        VIDEOTRACKFRAMECOUNT=$(mediainfo --inform="Video;%Source_FrameCount%" "${INPUT_MOVIE}")
        _report -dt "The frame count according to the video track is: ${VIDEOTRACKFRAMECOUNT}"
        if [ ! -z "${VIDEOTRACKFRAMECOUNT}" ] ; then
            if [ "${VIDEOTRACKFRAMECOUNT}" -ne "${CONTAINERFRAMECOUNT}" ] ; then
                _report -wt "warning - there are discrepancies between the container frame count and video track frame count. This could result in the desynchronization of audio and video."
            fi
        fi
    }

    _get_frame_count "${INPUT}"

    _get_prettyduration "${INPUT}"
    echo "The duration of ${MEDIAID} in HH:mm:ss is: ${PRETTYDURATION}"

    _get_duration "${INPUT}"
    echo "The duration of ${MEDIAID} in mm.sssss is: ${DURATION}"

    _get_broadcastduration "${INPUT}"
    echo "The duration of ${MEDIAID} in HH:mm;ss is: ${BROADCASTDURATION}"

    _get_seconds "${INPUT}"
    echo "The seconds in ${MEDIAID} are: ${FILESECONDS}"

    _get_width "${INPUT}"
    echo "The width of ${MEDIAID} is: ${WIDTH}"

    _get_height "${INPUT}"
    echo "The height of ${MEDIAID} is: ${HEIGHT}"

    _get_dar "${INPUT}"
    echo "The display aspect ratio of ${MEDIAID} is: ${DAR}"

    _get_sar "${INPUT}"
    echo "The sample aspect ration of ${MEDIAID} is: ${SAR}"

    _get_audio_index "${INPUT}"
    echo "The index value of the first audio stream is: ${AUDIO_INDEX_1}"
    echo "The index value of the second audio stream is: ${AUDIO_INDEX_2}"

    _get_audio_channels "${INPUT}"
    echo "The number of audio channels in ${MEDIAID} is: ${AUDIO_CHANNELS}"

    _get_pix_fmt "${INPUT}"
    echo "The pixel order of ${MEDIAID} is: ${PIXFMT}"

    _get_videostreamcount "${INPUT}"
    echo "The video stream count of ${MEDIAID} is: ${VIDEOSTREAMCOUNT}"

    _get_audiostreamcount "${INPUT}"
    echo "The audio stream count of ${MEDIAID} is: ${AUDIOSTREAMCOUNT}"

    _get_timecode "${INPUT}"
    if [ -z "${TIMECODE}" ] ; then
        echo "There is no time code associated with this file."
    else
        echo "The timecode of ${MEDIAID} is: ${TIMECODE}"
    fi

    #function modified for script
    _get_volume_adjustment(){
        REFERENCE=-24
        INTEGRATED_LOUDNESS=""
        LOUDNESS_RANGE=""
        VOLDET_MEAN_VOLUME=""
        VOLDET_MAX_VOLUME=""
        VOLADJ=""
        INPUT_MOVIE="${1}"
        _report -dt "Getting volume data for $(basename "${INPUT_MOVIE}") ..."
        VOLDETTEMP=$(_maketemp)
        VOLUME_DATA=$(ffprobe -of compact=p=0:nk=1:s=',' -show_entries frame_tags=lavfi.r128.I,lavfi.r128.LRA -f lavfi "amovie='${INPUT_MOVIE}',ebur128=metadata=1,volumedetect" 2>"${VOLDETTEMP}" | grep -v "^$" | tail -n1)
        VOLUME_EXIT_CODE="${?}"
        if [ "${VOLUME_EXIT_CODE}" -ne 0 ] ; then
            _report -wt "Volume analysis for ${INPUT_MOVIE} exited with ${VOLUME_EXIT_CODE}."
    else
            AUDIOFRAME_I=$(echo "${VOLUME_DATA}" | cut -d, -f1)
            AUDIOFRAME_LRA=$(echo "${VOLUME_DATA}" | cut -d, -f2)
            [ "${AUDIOFRAME_I}"   != "" ] && INTEGRATED_LOUDNESS="${AUDIOFRAME_I}"
            [ "${AUDIOFRAME_LRA}" != "" ] && LOUDNESS_RANGE="${AUDIOFRAME_LRA}"
            VOLDET_MEAN_VOLUME=$(grep "mean_volume" "${VOLDETTEMP}" | cut -d: -f 2 | awk '{print $1}')
            VOLDET_MAX_VOLUME=$(grep "max_volume" "${VOLDETTEMP}" | cut -d: -f 2 | awk '{print $1}')
            VOLADJ=$(echo "${REFERENCE} - ${INTEGRATED_LOUDNESS}" | bc)
            # test to see if adjustment is at least 2dB, else skip
            _report -dt "Loudness range is ${LOUDNESS_RANGE}dB."
                echo "audio_adjustment is: ${VOLADJ}"
                echo "r128_loudness_reference is: ${REFERENCE}"
                echo "r128_loudness_range is: ${LOUDNESS_RANGE}"
                echo "r128_integrated_loudness is: ${INTEGRATED_LOUDNESS}"
                echo "voldet_mean_volume is: ${VOLDET_MEAN_VOLUME}"
                echo "voldet_max_volume is: ${VOLDET_MAX_VOLUME}"
        fi
    }

    _get_volume_adjustment  "${INPUT}"

    #function modified for script
    _get_interlacement_full(){
        INPUT_MOVIE="${1}"
        _get_mediainfo_interlacement(){
           CONTAINER_INTERLACEMENT=$(mediainfo --inform="Video;%ScanOrder%" "${INPUT_MOVIE}")
        }
            IDET_INTERLACEMENT=$(ffmpeg -i "${INPUT_MOVIE}" -vf idet -f null -an - 2>&1 | grep "Multi frame detection:")
            IDET_SUMMARY=$(echo "${IDET_INTERLACEMENT}" | cut -d: -f2- | awk '{print $1 " " $2 "\n" $3 " " $4 "\n" $5 " " $6 "\n" $7 " " $8}')
            IDET_TOP=$(echo "${IDET_INTERLACEMENT}" | cut -d: -f2- | awk '{print $1 " " $2 "\n" $3 " " $4 "\n" $5 " " $6 "\n" $7 " " $8}' | sort -n -k2 | tail -n1 | cut -d: -f1)
        echo "Testing with ffmpeg says this file is ${IDET_TOP}"
        _get_mediainfo_interlacement
        if [ -z "${CONTAINER_INTERLACEMENT}" ] ; then
            _report -qn "MediaInfo can't test the interlacement of this file. Please consider using the results from the ffmpeg file test."
        else
            echo "Media Info says this file is ${CONTAINER_INTERLACEMENT}"
        fi
    }

    _get_interlacement_full "${INPUT}" #modify based on statements written into function

done