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Waveguide

Waveguide is a revolutionary live streaming facilitation server. Built around WebRTC it helps not only ingest video from many sources, but route that video around to various peers. Waveguide can be configured for a simple setup, or a out-of-the-box video streaming empire.

Waveguide is a very early work in progress.

macOS Development

brew install opusfile fdk-aac

Ubuntu / Linux Development

apt install -y pkg-config build-essential libopusfile-dev libfdk-aac-dev libavutil-dev libavcodec-dev libswscale-dev

Building

A simple go build will build Waveguide assuming the above system dependencies are installed.

Configuration

A sample configuration is provided in config.toml.example, you can copy that file to config.toml to have an out of the box streaming experience.

Testing Waveguide Locally

Using the example config.toml.example you'll get a Waveguide server with RTMP and FTL inputs, hooked into a dummy orchestrator and service. By default the dummy service stream key format is ChannelID-Sha256Hash, so for a ChannelID of 1234 your resulting stream key would be 1234-03ac674216f3e15c761ee1a5e255f067953623c8b388b4459e13f978d7c846f4.

You can export a stream key for testing using:

export RTMP_URL=rtmp:https://localhost/live/1234-03ac674216f3e15c761ee1a5e255f067953623c8b388b4459e13f978d7c846f4

and then use ffmpeg to produce a RTMP stream:

ffmpeg -re -f lavfi \
    -i "testsrc=size=1280x720:rate=60[out0];sine=frequency=1000:sample_rate=48000[out1]" \
    -vf "[in]drawtext=fontsize=96: box=1: [email protected]: boxborderw=5: fontcolor=white: x=(w-text_w)/2: y=((h-text_h)/2)+((h-text_h)/-2): text='Hello from FFmpeg', drawtext=fontsize=96: box=1: [email protected]: boxborderw=5: fontcolor=white: x=(w-text_w)/2: y=((h-text_h)/2)+((h-text_h)/2): text='%{gmtime\:%H\\\\\:%M\\\\\:%S} UTC'[out]" \
    -nal-hrd cbr \
    -metadata:s:v encoder=test \
    -vcodec libx264 \
    -acodec aac \
    -preset veryfast \
    -profile:v baseline \
    -tune zerolatency \
    -bf 0 \
    -g 0 \
    -b:v 6320k \
    -b:a 160k \
    -ac 2 \
    -ar 48000 \
    -minrate 6320k \
    -maxrate 6320k \
    -bufsize 6320k \
    -muxrate 6320k \
    -r 60 \
    -pix_fmt yuv420p \
    -color_range 1 -colorspace 1 -color_primaries 1 -color_trc 1 \
    -flags:v +global_header \
    -bsf:v dump_extra \
    -x264-params "nal-hrd=cbr:min-keyint=2:keyint=2:scenecut=0:bframes=0" \
    -f flv "$RTMP_URL"

Once ffmpeg is sending bits to Waveguide, you can open your browser to https://localhost:8091/stream/1234 to view your stream. You can replace 1234 with any Channel ID you are testing with.