High-Fidelity Multichannel Audio Coding:
Gespeichert in:
| Beteiligte Personen: | , , |
|---|---|
| Format: | Buch |
| Sprache: | Englisch |
| Veröffentlicht: |
New York, NY [u.a.]
Hindawi Publ.
2005
|
| Ausgabe: | 2. ed. |
| Schriftenreihe: | Eurasip book series on signal processing and communications
1 |
| Schlagwörter: | |
| Links: | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=017480053&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| Umfang: | XIII, 228 S. graph. Darst. |
| ISBN: | 9775945240 |
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Datensatz im Suchindex
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| adam_text | EURASIP BOOK SERIES ON SIGNAL PROCESSING AND COMMUNICATIONS, VOLUME 1
HIGH-FIDELITY MULTICHANNEL AUDIO CODING SECOND EDITION DAI TRACY YANG,
CHRIS KYRIAKAKIS, AND C.-C. JAYKUO HINDAWI PUBLISHING CORPORATION
HTTP://WWW.HINDAWI.COM CONTENT! DEDICATION V PREFACE VII 1. INTRODUCTION
TO DIGITAL AUDIO 1 1.1. DIGITAL AUDIO CODING 1 1.1.1. REPRESENTING
DIGITAL AUDIO SIGNALS 1 1.1.2. BUILDING BLOCKS OF DIGITAL AUDIO CODECS 3
1.1.3. LOSSY COMPRESSION AND LOSSLESS COMPRESSION 3 1.2. FUNDAMENTALS OF
DIGITAL SIGNAL PROCESSING 4 1.2.1. FOURIER TRANSFORM 4 1.2.2. SAMPLING
OPERATION 5 1.2.3. SAMPLING THEOREM AND ALIASING 7 1.3. MULTICHANNEL
AUDIO 12 1.3.1. PERCEPTUAL CUES 13 1.3.2. SURROUND SOUND 14 1.3.3.
SURROUND SOUND STANDARDS 15 1.3.4. A FUTURE SURROUND SOUND SYSTEM 17
1.4. OUTLINE OFTHISBOOK 18 2. QUANTIZATION 21 2.1. SCALAR QUANTIZATION
21 2.1.1. UNIFORM QUANTIZATION 21 2.1.2. NONUNIFORM QUANTIZATION 25 2.2.
VECTOR QUANTIZATION 26 2.2.1. NEAREST-NEIGHBOR QUANTIZERS 28 2.2.2.
OPTIMALITY OF VECTOR QUANTIZERS 29 2.2.3. VECTOR QUANTIZER DESIGN 31
2.3. BIT ALLOCATION 32 2.3.1. PROBLEM OFBIT ALLOCATION 33 2.3.2. OPTIMAL
BIT ALLOCATION RESULTS 33 3. ENTROPY CODING 35 3.1. INTRODUCTION TO
INFORMATION THEORY 35 3.2. HUFFMAN CODING 38 3.2.1. HUFFMAN CODING
ALGORITHM 38 3.2.2. VARIANCE OF HUFFMAN CODES 39 3.2.3. HUFFMAN DECODING
40 3.2.4. ADAPTIVE HUFFMAN CODING 41 X CONTENTS 3.3. ARITHMETIC CODING
42 3.3.1. ARITHMETIC CODING ALGORITHM 42 3.3.2. IMPLEMENTATION ISSUES 44
3.3.3. SOLVING UNDERFLOW PROBLEM 47 3.3.4. ADAPTIVE ARITHMETIC CODING 48
3.4. QM CODING 51 3.4.1. QMENCODER 51 3.4.2. QM DECODER 55 3.4.3.
PROBABILITY ESTIMATION 55 4. INTRODUCTION TO PSYCHOACOUSTICS 59 4.1.
PERCEPTION OF LOUDNESS 59 4.2. MASKING 61 4.2.1. FREQUENCY MASKING 62
4.2.2. TEMPORAL MASKING 63 4.2.3. INTERAURAL MASKING 64 5. SUBJECTIVE
EVALUATIONOF AUDIO CODECS 65 5.1. INTRODUCTION 65 5.2. LISTENING
ENVIRONMENT SPECIFICATIONS 65 5.3. TESTING METHODOLOGY 68 5.4. DATA
ANALYSIS AFTER SUBJECTIVE LISTENING TESTS 69 5.4.1. MEAN 69 5.4.2.
VARIANCE 69 5.4.3. STANDARD DEVIATION 71 5.4.4. STANDARD ERROR OFTHE
MEAN 72 5.4.5. CONFIDENCE INTERVAL 73 6. MPEG-4 AUDIO CODING TOOLS 77
6.1. INTRODUCTION TO MPEG-4 AUDIO 77 6.2. MPEG-4 AUDIO TOOLS 79 6.2.1.
MPEG-4 NATURAL SOUND CODING TOOLS 81 6.2.2. MPEG-4 AUDIO SYNTHESIS TOOLS
87 7. MPEG ADVANCED AUDIO CODING 91 7.1. INTRODUCTION TO ADVANCED AUDIO
CODING 91 7.2. MPEG-2 AAC 92 7.2.1. OVERVIEW OF MPEG-2 AAC 92 7.2.2.
PSYCHOACOUSTIC MODEL 94 7.2.3. GAIN CONTROL 94 7.2.4. TRANSFORM 95
7.2.5. SPECTRAL PROCESSING 98 7.2.6. QUANTIZATION 102 7.2.7. ENTROPY
CODING 103 7.3. NEW FEATURES IN MPEG-4 AAC 105 7.3.1. PERCEPTUAL NOISE
SUBSTITUTION 106 CONTENTS XI 7.3.2. LONG-TERM PREDICTION 107 7.3.3.
TWINVQ 108 7.3.4. LOW-DELAYAAC 109 7.3.5. ERROR-RESILIENT TOOLS 111
7.3.6. MPEG-4 SCALABLE AUDIO CODING TOOLS 112 7.4. MPEG-4
HIGH-EFFICIENCYAAC 118 7.4.1. BACKGROUND OF SBR TECHNOLOGY 119 7.4.2.
BASIC PRINCIPLE OF SBR TECHNOLOGY 121 7.4.3. MORE TECHNICAL DETAILS ON
HIGH-EFFICIENCY AAC 122 8. INTRODUCTION TO NEW AUDIO CODING TOOLS 125
8.1. MOTIVATION AND OVERVIEW 125 8.1.1. REDUNDANCY INHERENT IN
MULTICHANNEL AUDIO 125 8.1.2. QUALITY-SCALABLE SINGLE COMPRESSED
BITSTREAM 126 8.1.3. EMBEDDED MULTICHANNEL AUDIO BITSTREAM 126 8.1.4.
ERROR-RESILIENT SCALABLE AUDIO BITSTREAM 127 8.2. AUDIO CODING
IMPROVEMENTS 127 8.2.1. INTERCHANNEL REDUNDANCY REMOVAL APPROACH 128
8.2.2. AUDIO CONCEALMENT AND CHANNEL TRANSMISSION STRATEGY FOR
HETEROGENEOUS NETWORK 129 8.2.3. QUANTIZATION EFFICIENCY FOR ADAPTIVE
KARHUNEN-LOEVE TRANSFORM 129 8.2.4. PROGRESSIVE SYNTAX-RICH MULTICHANNEL
AUDIO CODEC DESIGN 130 8.2.5. ERROR-RESILIENT SCALABLE AUDIO CODING 130
9. INTERCHANNEL REDUNDANCY REMOVAL AND CHANNEL-SCALABLE DECODING 133
9.1. INTRODUCTION 133 9.2. INTERCHANNEL REDUNDANCY REMOVAL 133 9.2.1.
KARHUNEN-LOEVE TRANSFORM 133 9.2.2. EVIDENCE FOR INTERCHANNEL
DECORRELATION 135 9.2.3. ENERGY COMPACTION EFFECT 138 9.2.4.
FREQUENCY-DOMAIN VERSUS TIME-DOMAIN KLT 141 9.3. TEMPORAL ADAPTIVE KLT
143 9.4. EIGEN-CHANNEL CODING AND TRANSMISSION 147 9.4.1. EIGEN-CHANNEL
CODING 147 9.4.2. EIGEN-CHANNEL TRANSMISSION 149 9.5. AUDIO CONCEALMENT
FOR CHANNEL-SCALABLE DECODING 150 9.6. COMPRESSION SYSTEM OVERVIEW 152
9.7. COMPLEXITY ANALYSIS 154 9.8. EXPERIMENTAL RESULTS 155 9.8.1.
MULTICHANNEL AUDIO CODING 155 9.8.2. AUDIO CONCEALMENT WITH
CHANNEL-SCALABLE CODING 157 9.8.3. SUBJECTIVE LISTENING TEST 160 9.9.
CONCLUSION 162 CONTENTS 9.10. APPENDIX: KARHUNEN-LOEVE EXPANSION 163
9.10.1. DEFINITION 163 9.10.2. FEATURES AND PROPERTIES 163 ADAPTIVE
KARHUNEN-LOEVE TRANSFORM AND ITS QUANTIZATION EFFICIENCY 165 10.1.
INTRODUCTION 165 10.2. VECTOR QUANTIZATION 166 10.3. EFFICIENCY
OFKLTDECORRELATION 167 10.4. TEMPORAL ADAPTATION EFFECT 172 10.5.
COMPLEXITY ANALYSIS 176 10.6. EXPERIMENTAL RESULTS 176 10.7. CONCLUSION
177 PROGRESSIVE SYNTAX-RICH MULTICHANNEL AUDIO CODEC 179 11.1.
INTRODUCTION 179 11.2. PROGRESSIVE SYNTAX-RICH CODEC DESIGN 180 11.3.
SCALABLE QUANTIZATION AND ENTROPY CODING 182 11.3.1. SUCCESSIVE
APPROXIMATION QUANTIZATION 182 11.3.2. CONTEXT-BASED QM CODER 186 11.4.
CHANNEL AND SUBBAND TRANSMISSION STRATEGY 187 11.4.1. CHANNEL SELECTION
RULE 187 11.4.2. SUBBAND SELECTION RULE 188 11.5. IMPLEMENTATION ISSUES
191 11.5.1. FRAME, SUBBAND, OR CHANNEL SKIPPING 191 11.5.2.
DETERMINATION OF THE MNR THRESHOLD 192 11.6. COMPLETE DESCRIPTION OF
PSMAC CODEC 192 11.7. EXPERIMENTAL RESULTS 193 11.7.1. RESULTS USING MNR
MEASUREMENT 194 11.7.2. SUBJECTIVE LISTENING TESTS 196 11.8. CONCLUSIONS
197 ERROR-RESILIENT SCALABLE AUDIO CODEC DESIGN 199 12.1. INTRODUCTION
199 12.2. WCDMA CHARACTERISTICS 201 12.3. LAYERED CODING STRUCTURE 201
12.3.1. ADVANTAGES OF THE LAYERED CODING 201 12.3.2. MAIN FEATURESOF
SCALABLE CODEC 202 12.4. ERROR-RESILIENT CODEC DESIGN 203 12.4.1.
UNEQUAL ERROR PROTECTION 203 12.4.2. ADAPTIVE SEGMENTATION 206 12.4.3.
FREQUENCY INTERLEAVING 207 12.4.4. BITSTREAM ARCHITECTURE 209 12.4.5.
ERROR CONTROL STRATEGY 209 12.5. EXPERIMENTAL RESULTS 210 12.6.
CONCLUSIONS 213 CONTENTS XIII 12.7. DISCUSSION AND FUTURE WORK 213
12.7.1. DISCUSSION 213 12.7.2. FUTURE WORK 214 BIBLIOGRAPHY 215 INDEX
225
|
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| id | DE-604.BV023837945 |
| illustrated | Illustrated |
| indexdate | 2024-12-20T13:35:07Z |
| institution | BVB |
| isbn | 9775945240 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-017480053 |
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| physical | XIII, 228 S. graph. Darst. |
| publishDate | 2005 |
| publishDateSearch | 2005 |
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| publisher | Hindawi Publ. |
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| series | Eurasip book series on signal processing and communications |
| series2 | Eurasip book series on signal processing and communications |
| spellingShingle | Yang, Dai Tracy Kyriakakis, Chris Jay Kuo, C.-C High-Fidelity Multichannel Audio Coding Eurasip book series on signal processing and communications Datenkompression (DE-588)4121121-2 gnd Digitale Audiotechnik (DE-588)4140447-6 gnd |
| subject_GND | (DE-588)4121121-2 (DE-588)4140447-6 |
| title | High-Fidelity Multichannel Audio Coding |
| title_auth | High-Fidelity Multichannel Audio Coding |
| title_exact_search | High-Fidelity Multichannel Audio Coding |
| title_full | High-Fidelity Multichannel Audio Coding Dai Tracy Yang ; Chris Kyriakakis ; C.-C. Jay Kuo |
| title_fullStr | High-Fidelity Multichannel Audio Coding Dai Tracy Yang ; Chris Kyriakakis ; C.-C. Jay Kuo |
| title_full_unstemmed | High-Fidelity Multichannel Audio Coding Dai Tracy Yang ; Chris Kyriakakis ; C.-C. Jay Kuo |
| title_short | High-Fidelity Multichannel Audio Coding |
| title_sort | high fidelity multichannel audio coding |
| topic | Datenkompression (DE-588)4121121-2 gnd Digitale Audiotechnik (DE-588)4140447-6 gnd |
| topic_facet | Datenkompression Digitale Audiotechnik |
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