name: Red5 Pro Streaming Platform Vocabulary
description: >-
  Core vocabulary and terminology for the Red5 Pro live streaming platform
  including streaming protocols, architecture components, and API concepts.
created: '2026-05-02'
modified: '2026-05-02'
terms:
  - term: Stream
    definition: >-
      A live audio/video feed published to a Red5 Pro server and available for
      real-time playback by subscribers. Streams are identified by name within an application scope.
    tags:
      - Streaming
      - Media

  - term: Application Scope
    definition: >-
      A named context on the Red5 Pro server that groups related streams and clients.
      Also referred to simply as an application or scope (e.g., "live", "vod").
    tags:
      - Server Architecture

  - term: Stream Manager
    definition: >-
      The autoscaling orchestration layer in Red5 Pro that manages clusters of
      origin and edge nodes, routing publishers and subscribers appropriately.
    tags:
      - Autoscaling
      - Infrastructure

  - term: Origin Node
    definition: >-
      A Red5 Pro server that receives the live stream ingest from the publisher
      and distributes it to edge nodes for subscriber playback.
    tags:
      - Infrastructure
      - Architecture

  - term: Edge Node
    definition: >-
      A Red5 Pro server that receives streams from origin nodes and delivers
      them to end-user subscribers, enabling horizontal scaling.
    tags:
      - Infrastructure
      - Scaling

  - term: WHIP
    definition: >-
      WebRTC-HTTP Ingestion Protocol. A standardized protocol for publishing
      WebRTC streams to media servers using HTTP signaling.
    tags:
      - Protocol
      - WebRTC

  - term: WHEP
    definition: >-
      WebRTC-HTTP Egress Protocol. A standardized protocol for subscribing
      to WebRTC streams from media servers using HTTP signaling.
    tags:
      - Protocol
      - WebRTC

  - term: WebRTC
    definition: >-
      Web Real-Time Communication. A browser API and protocol suite for
      peer-to-peer audio/video streaming. Enables sub-second latency streaming.
    tags:
      - Protocol
      - Real-Time

  - term: RTMP
    definition: >-
      Real-Time Messaging Protocol. A streaming protocol developed by Adobe for
      low-latency live video ingest. Widely used by encoders and streaming software.
    tags:
      - Protocol
      - Streaming

  - term: HLS
    definition: >-
      HTTP Live Streaming. An adaptive streaming protocol developed by Apple for
      delivering video over HTTP in chunked segments. Higher latency than WebRTC/RTMP.
    tags:
      - Protocol
      - Streaming

  - term: Brew Mixer
    definition: >-
      The Red5 Pro mixing engine (Cauldron Media Engine) that combines multiple
      input video streams into a single composite output stream.
    tags:
      - Mixing
      - Composition

  - term: Restreamer
    definition: >-
      A Red5 Pro service that forwards live streams to external RTMP, RTMPS, SRT,
      or Zixi destinations including social media platforms.
    tags:
      - Restreaming
      - Distribution

  - term: Provision
    definition: >-
      A Stream Manager configuration object that defines stream routing, transcoding
      profiles, and scaling parameters for a stream name.
    tags:
      - Configuration
      - Stream Manager

  - term: Transcoder
    definition: >-
      A Red5 Pro component that converts live streams between different bitrates and
      resolutions to support adaptive bitrate delivery (ABR).
    tags:
      - Media Processing
      - Quality

  - term: SRT
    definition: >-
      Secure Reliable Transport. A low-latency streaming protocol designed for
      reliable delivery over unpredictable networks, often used for contribution feeds.
    tags:
      - Protocol
      - Streaming

  - term: Access Token
    definition: >-
      The authentication credential required for all Red5 Pro Server API calls.
      Passed as the accessToken query parameter.
    tags:
      - Authentication
      - Security