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RTSP – Real Time Streaming Protocol. Presented by Manoj Sivakumar. Overview. Motivation RTSP - Architecture RTSP – Features Description of Working. Motivation. Internet Video On Demand Internet VCR Requirements like pause, record etc Integration with web architecture

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rtsp real time streaming protocol

RTSP – Real Time Streaming Protocol

Presented by

Manoj Sivakumar

overview
Overview
  • Motivation
  • RTSP - Architecture
  • RTSP – Features
  • Description of Working
motivation
Motivation
  • Internet Video On Demand
    • Internet VCR
      • Requirements like pause, record etc
  • Integration with web architecture
  • A new application level protocol for media files
rtsp architecture
RTSP - Architecture
  • Media file download
rtsp features
RTSP - Features
  • “rough” synchronization (fine-grained)
  • virtual presentations = synchronized playback from several servers
  • load balancing using redirection at connect, during stream
  • supports any session description
  • device control  camera pan, zoom, tilt
  • caching: similar to HTTP
rtsp features8
RTSP - Features
  • Retrieval:
    • first, get presentation description
    • Unicast
    • multicast, client chooses address
    • multicast, server chooses address (NVOD)
    • independent of stream file format
rtsp features9
RTSP - Features
  • Methods
    • OPTIONS
    • SETUP
    • ANNOUNCE
    • DESCRIBE
    • PLAY
    • RECORD
    • REDIRECT
    • PAUSE
    • SET PARAMETER
    • TEARDOWN
rtsp time
RTSP - Time
  • Normal Play Time (NPT) : seconds, microseconds
  • SMPTE timestamps: seconds, frames
  • Absolute time ( for live events)
references
References
  • www.cs.columbia.edu/~hgs/teaching/ais/slides/RTSP.pdf