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b) use Chrome or other browser to publish stream from this device
7. Some Android devices may publish WebRTC H264 stream with High profile even if there is no such profile in SDP while establishing WebRTC connection
Symptoms: High profile is displayed in MP4 recording file data
Solution: if there are any problems playing stream recording files with High profile, re-encode those files using ffmpeg for example, running it after recording is finished by on_record_hook.sh script.