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Icecast FFmpeg Transcoder
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| #!/bin/env bash | |
| ################################################################################ | |
| SOURCE_HOST="127.0.0.1:8000" | |
| ################################################################################ | |
| main() { | |
| if [[ $# -lt 2 ]] ; then | |
| usage | |
| exit 0 | |
| fi | |
| transcode "$1" "$2" "${3:-192k}" | |
| } | |
| transcode() { | |
| local source_name="$1" | |
| local password="$2" | |
| local bitrate="$3" | |
| local bitrate_num=$(echo "$bitrate" | tr -d "k") | |
| local stream="http://$SOURCE_HOST/${source_name}" | |
| while : ; do | |
| ffmpeg -icy 1 \ | |
| -i "${stream}" \ | |
| -vn -map_metadata:s:0 0:g \ | |
| -acodec libfdk_aac \ | |
| -b:a "$bitrate" \ | |
| "icecast://source:${password}@${SOURCE_HOST}/${bitrate_num}.aac" | |
| checkStatus "$source" | |
| done | |
| } | |
| checkStatus() { | |
| local status | |
| echo "Stream is down, waiting…" | |
| while : ; do | |
| status=$(curl -Is -o /dev/null -w "%{http_code}" "$1") | |
| if [[ "$status" == "200" ]] ; then | |
| echo "Stream is up, resume transcoding…" | |
| return | |
| fi | |
| sleep 1 | |
| done | |
| } | |
| usage() { | |
| echo "nohup ./transcoder.sh {source-name} {password} {bitrate} &" | |
| } | |
| ################################################################################ | |
| main "$@" |
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