Spatial Audio Processing: MPEG Surround and Other Applications

Contents

Author Biographies

Foreword

Preface

1 Introduction

1.1 The human auditory system

1.2 Spatial audio reproduction

1.3 Spatial audio coding

1.4 Book outline

2 Background

2.1 Introduction

2.2 Spatial audio playback systems

2.2.1 Stereo audio loudspeaker playback

2.2.2 Headphone audio playback

2.2.3 Multi-channel audio playback

2.3 Audio coding

2.3.1 Audio signal representation

2.3.2 Lossless audio coding

2.3.3 Perceptual audio coding

2.3.4 Parametric audio coding

2.3.5 Combining perceptual and parametric audio coding

2.4 Matrix surround

2.5 Conclusions

3 Spatial Hearing

3.1 Introduction

3.2 Physiology of the human hearing system

3.3 Spatial hearing basics

3.3.1 Spatial hearing with one sound source

3.3.2 Ear entrance signal properties and lateralization

3.3.3 Sound source localization

3.3.4 Two sound sources: summing localization

3.3.5 Superposition of signals each evoking one auditory object

3.4 Spatial hearing in rooms

3.4.1 Source localization in the presence of reflections: the precedence effect

3.4.2 Spatial impression

3.5 Limitations of the human auditory system

3.5.1 Just-noticeable differences in interaural cues

3.5.2 Spectro-temporal decomposition

3.5.3 Localization accuracy of single sources

3.5.4 Localization accuracy of concurrent sources

3.5.5 Localization accuracy when reflections are present

3.6 Source localization in complex listening situations

3.6.1 Cue selection model

3.6.2 Simulation examples

3.7 Conclusions

4 Spatial Audio Coding

4.1 Introduction

4.2 Related ...