bundlewrap/bundles/voc-loudness-monitor/files/loudness.sh

25 lines
654 B
Bash
Executable file

#!/bin/bash
set -euo pipefail
IFS=$'\n\t'
ffmpeg \
-y \
-hide_banner \
-nostdin \
-re \
-loglevel warning \
-timeout 5 \
-i ${url} \
-filter_complex "[0:v] scale=w=640:h=360, fps=25 [scaled];
[0:a] ebur128=video=1:target=-16:gauge=shortterm:scale=relative:size=640x480[ebur][a1];
[ebur] fps=25 [v1];
[v1][scaled] vstack=inputs=2 [out];
[a1] anullsink" \
-map "[out]" \
-c:v mpeg2video \
-pix_fmt yuv420p \
-q:v 2 \
-keyint_min 0 \
-an \
-f rtp rtp://127.0.0.1:${port}