namphongpt/ex-streamer

Streaming microservices

Extreamer

Manager API

• RESTful API for managing streams and their consumers
• App Engine serverless functions
• Data stored in Firestore

Commands

• Create RTMP stream

  • Payload

    {
      "activation": "datetime",
      "duration": "number of days",
      "max_bitrate": "integer",
      "name": "string",
      "dedicated": true
    }

    If dedicated is set to true then we create a dedicated node in the cluster. Otherwise, we will use a shared node.

  • Returns:

    {
      "id": "uuid",
      "inbound_url": "an RTMP URL",
      "outbound_url": "a DASH manifest URL",
      "expiration": "datetime",
      "options": {
        ...
      }
    }

• Update RTMP stream

  • Payload

    {
      "activation": "datetime",
      "duration": "number of days",
      "max_bitrate": "integer",
      "name": "string",
      "dedicated": true
    }

    If dedicated is set to true then we create a dedicated node in the cluster. Otherwise, we will use a shared node.

  • Returns:

    {
      "id": "uuid",
      "inbound_url": "an RTMP URL",
      "outbound_url": "a DASH manifest URL",
      "expiration": "datetime",
      "options": {
        ...
      }
    }

• Upload VOD file

  • Payload (multipart/form-data)

    file=BINARY_CONTENT
    name=string
    activation=datetime
    duration=integer
    breakpoints[]=array of bitrate versions
    

  • Returns:

    {
      "id": "uuid",
      "outbound_url": "a DASH manifest URL",
      "expiration": "datetime"
    }

Inbound Content

• A node.js docker container with node-media-server
  • Single-tenant - docker container created for each RTMP creation

Encoder

• App Engine node.js / ffmpeg API to create a stream and push it to Outbound shaka packager

Outbound Content

• On demand docker container with shaka packager installed to convert a UDP stream or video file to a DASH manifest and media segments
• Media segments and DASH manifest uploaded to cloud storage
• https://google.github.io/shaka-packager/html/tutorials/live.html#examples
• Front-end library to use Shaka Player to consume DASH manifest