66 lines
1.3 KiB
Bash
Executable File
66 lines
1.3 KiB
Bash
Executable File
#!/bin/bash
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# USER-CONFIGURABLE VARIABLES
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len=60
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delay=030
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ffmpeg_bin=ffmpeg
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# ---
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function log() {
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echo "[$(date "+%T")] $1"
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}
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function stream() {
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$ffmpeg_bin -re -f alsa -channels 2 -sample_rate 44100 -i hw:Loopback,1,0 -t $1 -f matroska -acodec $fmt -b:a $bitrate - 2>$tmp | nc $ip $port
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}
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function stream_wave() {
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$ffmpeg_bin -re -f alsa -channels 2 -sample_rate 44100 -i hw:Loopback,1,0 -t $1 -f wav - 2>$tmp | nc $ip $port
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}
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function stream_cont() {
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$stream $len & sleep $len.$delay
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}
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function rolling_rocks() {
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while true; do
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if [[ "$(cat $tmp | grep -a "Input/output error")" != '' ]]; then
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rm $tmp
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$stream $((len-1)).9 &
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log 'Hit a "Device Busy" error, consider increasing sleep delay!'
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fi
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sleep 0.1
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done
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}
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if [[ "$1" == '' ]]; then
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if [[ "$0" != *"client.sh" ]]; then
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echo "usage: $0 client <ip> <port> [fmt] [kbps]"
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else
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echo "usage: $0 <ip> <port> [fmt] [kbps]"
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fi
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exit 1
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fi
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if [[ "$3" != '' ]]; then
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fmt="$3"
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stream="stream"
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log 'Container: matroska'
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else
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fmt="wav"
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stream="stream_wave"
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log 'Container: RIFF'
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fi
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if [[ "$4" != '' ]]; then
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bitrate="$4"
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else
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bitrate="128k"
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fi
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ip=$1
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port=$2
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tmp=$(mktemp)
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rolling_rocks &
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log "Loop length: ${len}s"
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log "Post-loop delay: ${delay}ms"
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log 'Starting main loop...'
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while true; do
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stream_cont
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done
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