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Modify loudness report #166

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Modify loudness report #166

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b0d3584
change loudness out to json
privatezero Jun 1, 2017
ab33672
lookup loudness function
privatezero Jun 1, 2017
5b70b7f
add loudness lookup
privatezero Jun 1, 2017
11d3988
fix source of loudness
privatezero Jun 2, 2017
a8ee844
fix brokenness and make changes
privatezero Aug 3, 2017
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1 change: 1 addition & 0 deletions makebroadcast
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Original file line number Diff line number Diff line change
Expand Up @@ -379,6 +379,7 @@ MIDDLEOPTIONS+=(-map "[with_slate_video]" -map "[with_slate_stereo1]" -map "[wit

_run_critical_event ffmpeg "${INPUTOPTIONS[@]}" "${FFMPEGINPUT[@]}" "${MIDDLEOPTIONS[@]}" "${OUTPUT}"
echo
_lookup_final_loudness
_summarize_make
_deliver_output "${MAKEBROADCAST_DELIVERY_EMAIL_TO}"
_log -e
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37 changes: 26 additions & 11 deletions mmfunctions
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Expand Up @@ -1255,11 +1255,11 @@ _get_volume_adjustment(){
target_offset=$(echo "$LOUDNESS_DATA" | grep "target_offset" | awk -F\" '{print $4}')
LOUD_ADJ=$(echo "($measured_I - -24)*-1" | bc)
if [[ -f "${INGESTLOG}" ]] ; then
_writeingestlog "measured_true_peak" "${measured_TP}"
_writeingestlog "r128_loudness_range" "${measured_LRA}"
_writeingestlog "r128_integrated_loudness" "${measured_I}"
_writeingestlog "measured_threshold" "${measured_thresh}"
_writeingestlog "target_offset" "${target_offset}"
_writeingestlog "input_measured_true_peak" "${measured_TP}"
_writeingestlog "input_r128_loudness_range" "${measured_LRA}"
_writeingestlog "input_r128_integrated_loudness" "${measured_I}"
_writeingestlog "input_measured_threshold" "${measured_thresh}"
_writeingestlog "input_target_offset" "${target_offset}"
_writeingestlog "loudness_adjustment" "${LOUD_ADJ}"
fi
fi
Expand Down Expand Up @@ -1424,18 +1424,33 @@ _prep_volume_adjustment(){
unset VOLADJ
if [[ "${VOLADJUST}" != "N" ]] ; then
if [[ -f "${INGESTLOG}" ]] ; then
measured_I=$(_readingestlog "r128_integrated_loudness")
measured_LRA=$(_readingestlog "r128_loudness_range")
measured_TP=$(_readingestlog "measured_true_peak")
measured_thresh=$(_readingestlog "measured_threshold")
target_offset=$(_readingestlog "target_offset")
measured_I=$(_readingestlog "input_r128_integrated_loudness")
measured_LRA=$(_readingestlog "input_r128_loudness_range")
measured_TP=$(_readingestlog "input_measured_true_peak")
measured_thresh=$(_readingestlog "input_measured_threshold")
target_offset=$(_readingestlog "input_target_offset")
LOUD_ADJ=$(_readingestlog "loudness_adjustment")
fi
if [ ! "${LOUD_ADJ}" ] ; then
_get_volume_adjustment "${SOURCEFILE}"
fi
_report -dt "Integrated loudness for $(basename "${INPUT_MOVIE}") is ${measured_I} LUFS. Reference is -24 LUFS. Will adjust by ${LOUD_ADJ} LUFS"
_add_audio_filter "loudnorm=measured_I=${measured_I}:measured_LRA=${measured_LRA}:measured_TP=${measured_TP}:measured_thresh=${measured_thresh}:offset=${target_offset}:linear=true:print_format=summary"
_add_audio_filter "loudnorm=measured_I=${measured_I}:measured_LRA=${measured_LRA}:measured_TP=${measured_TP}:measured_thresh=${measured_thresh}:offset=${target_offset}:linear=true:print_format=json"
fi
}

_lookup_final_loudness(){
FFMPEGLOG=$(ls -t | grep "${0}" | head -n 1)
PARSE_FOR_LOUNDESS=$(cat "${FFMPEGLOG}")
output_i=$(echo "$LOUDNESS_DATA" | grep "output_i" | awk -F\" '{print $4}')
output_lra=$(echo "$LOUDNESS_DATA" | grep "output_lra" | awk -F\" '{print $4}')
output_tp=$(echo "$LOUDNESS_DATA" | grep "output_tp" | awk -F\" '{print $4}')
output_thresh=$(echo "$LOUDNESS_DATA" | grep "output_thresh" | awk -F\" '{print $4}')
if [[ -f "${INGESTLOG}" ]] ; then
_writeingestlog "r128_integrated_loudness" "${output_i}"
_writeingestlog "r128_loudness_range" "${output_lra}"
_writeingestlog "measured_true_peak" "${output_tp}"
_writeingestlog "measured_threshold" "${output_thresh}"
fi
}

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