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First client launch and setup

1. On first launch, a license agreement will be displayed. Press OK

2. Then automatic setup wizard will be supposed to launch. Press No

3. Press OK in the next window

4. Press Settings button. On Stream tab choose WebRTC Flashphoner Streaming Server in Stream Type drop-down list. Enter Secure Websocket server URL to Web Server Name field, for example wss://, and set stream name to Server Room field, for example test_obs

If necessary, set maximum video resolution on Video tab, the settings are the same as OBS Studio. Press Ok to save and apply settings.

5. Add media source, local file for example

6. To escape echo while stream publishing, mute all other sound sources excluding media source chosen

Translation is ready to start.

Server setup

Enforce bitrate increasing

To prevent translation quality decreasing while Full HD stream is publishing, bitrate increasing should be enforced on server side with the following parameters in file


In this case publishing bitrate will be held between 3000 kbps and 7000 kbps.

Playback codec configuration

By default, when H264 codec is used in browser to play WebRTC video stream, transcoding is enabled on server. To escape stream transcoding, either VP8 codec priority should be increased on server


or H264 codec should be excluded on browser side using WebSDK stipCodecs option

playStream = session.createStream({
    stripCodecs: "H264"
}).on(STREAM_STATUS.PENDING, function (publishStream) {

WebRTC transport setup

By default, OBS WebRTC Client publish a stream using UDP transport. To publish a stream using TCP transport, enable this protocol usage on server side 


Quick testing

1. Press Start Streaming button in OBS WebRTC Client, allow Windows Firewall.bypassing to application if necessary. Green square in bottom right conner shows that stream is published successfully

2. Open Player example page on server, set stream name test_obs in Stream field and press Start. The stream playback starts

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