BigBlueDown.sh

# BigBlueButton downloader by BigNerd95

url="$1"
proto=$(echo "$url" | sed -e 's|^\(.*://\).*|\1|g')
domain=$(echo "$url" | sed -e 's|^[^/]*//||' -e 's|/.*$||')
mid=$(echo "$url" | sed -e 's|.*meetingId=||')
base=$(echo "$proto$domain/presentation/$mid")
audio=$(echo "$base/video/webcams.mp4")
video=$(echo "$base/deskshare/deskshare.mp4")

echo "Downloading audio"
wget $audio -q --show-progress
echo "Downloading video"
wget $video -q --show-progress

echo "Merging audio-video"
ffmpeg -i deskshare.mp4 -i webcams.mp4 -c copy "$mid.mp4" -loglevel panic

rm webcams.mp4
rm deskshare.mp4