stream_multi2.sh

#!/bin/bash

# Set up variables
YOUTUBE_URL="rtmp://a.rtmp.youtube.com/live2/KEY"
TWITTER_URL="rtmp://va.pscp.tv:80/x/KEY"
TWITCH_URL="rtmp://live.twitch.tv/app/KEY"
YOUTUBE_BITRATE="9M"
TWITTER_BITRATE="9M"
TWITCH_BITRATE="7M"
LOCAL_RTMP="rtmp://0.0.0.0:1935"

# Set up named pipe
PIPE_PATH="/tmp/live_stream.pipe"

# Create named pipe
[ -e "$PIPE_PATH" ] && rm "$PIPE_PATH"
mkfifo "$PIPE_PATH"

# Start the input FFmpeg process
ffmpeg -listen 1 -i "$LOCAL_RTMP" -c copy -f mpegts "$PIPE_PATH" &

# Function to start an output FFmpeg process
start_output() {
    local platform=$1
    local url=$2
    local bitrate=$3
    
    while true; do
        ffmpeg -i "$PIPE_PATH" \
            -c:v libx264 -preset veryfast -tune zerolatency \
            -b:v "$bitrate" -maxrate "$bitrate" -bufsize 3000k \
            -g 60 -flags +global_header \
            -c:a copy \
            -f flv "$url"
        
        echo "Restarting $platform stream..."
        sleep 5
    done
}

# Start output processes
start_output "YouTube" "$YOUTUBE_URL" "$YOUTUBE_BITRATE" &
start_output "Twitter" "$TWITTER_URL" "$TWITTER_BITRATE" &
start_output "Twitch" "$TWITCH_URL" "$TWITCH_BITRATE" &

# Wait for all background processes
wait

# Clean up the named pipe when the script exits
trap 'rm -f "$PIPE_PATH"' EXIT