THE MERMAIDS TEARS: CREATING THE WORLDS FIRST LIVE INTERACTIVE - - PowerPoint PPT Presentation

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THE MERMAIDS TEARS: CREATING THE WORLDS FIRST LIVE INTERACTIVE - - PowerPoint PPT Presentation

Jan 29, 2024 29 likes •250 views

THE MERMAIDS TEARS: CREATING THE WORLDS FIRST LIVE INTERACTIVE OBJECT-BASED RADIO DRAMA C H R I S B A U M E , SE N I OR R E SE A R C H E N G I N E E R 12 TH A PRI L 2018 2 3 4 INTRODUCTION ADVANTAGES OF OBJECT-BASED AUDIO

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12 TH A PRI L 2018 C H R I S B A U M E , SE N I OR R E SE A R C H E N G I N E E R

THE MERMAID’S TEARS: CREATING THE WORLD’S FIRST LIVE INTERACTIVE OBJECT-BASED RADIO DRAMA

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ADVANTAGES OF OBJECT-BASED AUDIO

INTRODUCTION

Immersive Interactive Accessible Personalised

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Production

  • Broadcast infrastructure
  • Metadata description
  • Metadata generation

Distribution

  • Metadata interchange
  • Emission and coding

Rendering

  • Tools
  • Consistency

CHALLENGES OF OBJECT-BASED AUDIO

INTRODUCTION

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THE ORPHEUS PROJECT

INTRODUCTION

  • rpheus-audio.eu

@orpheus_audio

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THE MERMAID’S TEARS

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FEATURES

THE MERMAID’S TEARS

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DEMO

THE MERMAID’S TEARS

Launch demo

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1066 listeners, 115 rated “Should we do more stuff like this?”

Yes 88% No 6%

“Which feature did you enjoy most?”

Switching characters 38% Immersive sound 32% Illustrations 10%

“How many times did you listen?”

Once 59% Twice 38% More 2%

“Having a choice of story-lines felt…”

Richer 49% Incomplete 18%

EVALUATION RESULTS

THE MERMAID’S TEARS

Star rating %

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CREATING THE MERMAID’S TEARS

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Production

  • Broadcast infrastructure
  • Metadata description
  • Metadata generation

Distribution

  • Metadata interchange
  • Emission and coding

Rendering

  • Tools
  • Consistency

SOLUTION

CREATING THE MERMAID’S TEARS

→ IP Studio and NMOS → Universal Media Composition Protocol (UMCP) → Audio control interface → Audio Definition Model (ADM) → MPEG-DASH with AAC or MPEG-H → BBC Audio Toolkit → EBU ADM Renderer

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IP STUDIO AND NMOS

CREATING THE MERMAID’S TEARS

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AUDIO DEFINITION MODEL (ADM)

CREATING THE MERMAID’S TEARS

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UNIVERSAL MEDIA COMPOSITION PROTOCOL (UMCP)

CREATING THE MERMAID’S TEARS

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AUDIO CONTROL INTERFACE

CREATING THE MERMAID’S TEARS

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EMISSION AND CODING

CREATING THE MERMAID’S TEARS

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BBC AUDIO TOOLKIT (BBCAT)

CREATING THE MERMAID’S TEARS

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Reference implementation: https://github.com/ebu/ebu_adm_renderer

EBU ADM RENDERER (EAR)

CREATING THE MERMAID’S TEARS

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SUMMARY

  • OBA opens up new audience experiences
  • IP infrastructure makes OBA more achievable
  • Listeners responded well to our interactive radio drama
  • We demonstrated a live end-to-end object-based broadcast chain
  • There are emerging tools and standards for OBA
  • The future of radio is
  • immersive
  • personalised
  • interactive
  • accessible
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Contact me:

  • chris.baume@bbc.co.uk

Listen at home:

  • http://mermaidstears.ch.bbc.co.uk/

Further reading:

  • https://orpheus-audio.eu/
  • https://radioworld.com/news-and-business/objectbased-media-transforms-audio-

content-creation

CONTACT & FURTHER READING/LISTENING

THANKS