Proactive Energy-Aware Adaptive Video Streaming on Mobile Devices

Proactive Energy-Aware Adaptive Video Streaming on Mobile Devices

USENIX via YouTube Direct link

Energy-aware App Adaption

4 of 19

4 of 19

Energy-aware App Adaption

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Proactive Energy-Aware Adaptive Video Streaming on Mobile Devices

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  1. 1 Intro
  2. 2 Modern Mobile Apps are Power Hungry
  3. 3 Case Study: 360° Video Streaming on YouTube
  4. 4 Energy-aware App Adaption
  5. 5 Outline
  6. 6 Classic Energy-aware App Adaptation: System-level
  7. 7 Characteristics of Classic Energy-aware App Adaptation
  8. 8 Reactive Adaptation Causes Oscillation
  9. 9 Key Observation: Modern Apps Have Proactive Built-in Adaptation • Built-in adaptation: Apps proactively adapt data fidelity to network dynamics or other system constraints to optimize QoE
  10. 10 Key Idea: Proactive Energy-aware Adaptation
  11. 11 Background of ABR Video Streaming
  12. 12 ABR Problem Formulation [Sigcomm'15]
  13. 13 Challenges of Proactive Energy-aware ABR
  14. 14 Trace-driven Evaluation
  15. 15 Impact of Different Proactive Design Options under Low Power Budget on Pixel 2
  16. 16 Performance Comparison between Reactive and Proactive Approaches
  17. 17 QoE Breakdown Comparison between Reactive and Proactive Approaches
  18. 18 Generalization
  19. 19 Summary

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