libpeer - Portable WebRTC Library for IoT/Embedded Device

libpeer is a WebRTC implementation written in C, developed with BSD socket. The library aims to integrate IoT/Embedded device video/audio streaming with WebRTC, such as ESP32 and Raspberry Pi

Features

• Vdieo/Audio Codec
  • H264
  • G.711 PCM (A-law)
  • G.711 PCM (µ-law)
  • OPUS
• DataChannel
• STUN/TURN
• Signaling
  • WHIP
  • MQTT

Dependencies

• mbedtls
• libsrtp
• usrsctp
• cJSON
• coreHTTP
• coreMQTT

Getting Started

$ sudo apt -y install git cmake
$ git clone --recursive https://github.com/sepfy/libpeer
$ cd libpeer
$ ./build-third-party.sh
$ mkdir cmake
$ cd cmake
$ cmake ..
$ make
$ wget http://www.live555.com/liveMedia/public/264/test.264 # Download test video file
$ wget https://mauvecloud.net/sounds/alaw08m.wav # Download test audio file
$ ./examples/sample/sample

Examples

• ESP32: MJPEG over datachannel
• ESP32-S3: Push video and audio to media server
• Raspberry Pi: Video and two-way audio stream