ivs-ffmpeg-pre-recorded-separate-audio-loop.sh

$ ffmpeg \
    -re \
    -stream_loop -1 \
    -i /path/to/video.mp4 \
    -stream_loop -1 \
    -i /path/to/audio.mp3 \
    -map 0:v:0 \
    -map 1:a:0 \
    -c:v libx264 \
    -b:v 6000K \
    -maxrate 6000K \
    -pix_fmt yuv420p \
    -s 1920x1080 \
    -profile:v main \
    -preset veryfast \
    -force_key_frames "expr:gte(t,n_forced*2)" \
    -x264opts "nal-hrd=cbr:no-scenecut" \
    -acodec aac \
    -ab 160k \
    -ar 44100 \
    -f flv \
    $DEMO_STREAM_INGEST_ENDPOINT/$DEMO_STREAM_KEY