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Book Categories |
Preface | ||
Acknowledgments | ||
Acronyms | ||
1 | Preliminaries | 1 |
1.1 | Digital Video Representation | 1 |
1.2 | A Case for Video Compression | 8 |
1.3 | Spatial Redundancy | 9 |
1.4 | Temporal Redundancy | 12 |
1.5 | H.261 Standard | 17 |
1.6 | MPEG-1 and MPEG-2 Standards | 23 |
1.7 | H.263 Standard | 31 |
1.8 | Lossy Coding and Rate-Distortion | 34 |
2 | Lexicographic Bit Allocation Framework | 41 |
2.1 | Perceptual and Nominal Quantization | 42 |
2.2 | Constant Quality | 43 |
2.3 | Bit-Production Modeling and Quantization Scale | 44 |
2.4 | Buffer Constraints | 45 |
2.5 | Buffer-Constrained Bit Allocation Problem | 49 |
2.6 | Lexicographic Optimality | 50 |
2.7 | Related Work | 51 |
2.8 | Discussion | 53 |
3 | Optimal Bit Allocation under CBR Constraints | 55 |
3.1 | Analysis | 56 |
3.2 | CBR Allocation Algorithm | 64 |
3.3 | Related Work | 68 |
3.4 | Discussion | 69 |
4 | Optimal Bit Allocation under VBR Constraints | 71 |
4.1 | Analysis | 72 |
4.2 | VBR Allocation Algorithm | 80 |
4.3 | Discussion | 84 |
5 | Implementation of Lexicographic Bit Allocation | 85 |
5.1 | Perceptual Quantization | 85 |
5.2 | Bit-Production Modeling | 86 |
5.3 | Picture-Level Rate Control | 91 |
5.4 | Buffer Guard Zones | 93 |
5.5 | Software Simulation Environment | 94 |
5.6 | Initial Simulations | 94 |
5.7 | Coding a Longer Sequence | 106 |
5.8 | Limiting Lookahead | 114 |
5.9 | Related Work | 121 |
5.10 | Discussion | 122 |
6 | A More Efficient Dynamic Programming Algorithm | 123 |
6.1 | Encoding the Next Picture | 124 |
6.2 | Initial Preprocessing of the Reverse Structure | 128 |
6.3 | Incremental Update of the Reverse Structure | 132 |
6.4 | Related Work | 133 |
7 | Real-Time VBR Rate Control | 137 |
7.1 | Optimal VBR Bit Allocation Algorithm | 138 |
7.2 | Single-Pass Algorithm | 138 |
7.3 | Simulation Results | 141 |
7.4 | Related Work | 142 |
7.5 | Conclusion | 148 |
8 | Extensions of the Lexicographic Framework | 149 |
8.1 | Applicability to Other Coding Domains | 149 |
8.2 | Multiplexing VBR Streams over a CBR Channel | 150 |
8.3 | Bit Allocation with a Discrete Set of Quantizers | 155 |
References | 157 | |
About the Authors | 165 | |
Index | 167 |
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Add Algorithms For Video Compression, Video compression is the enabling technology behind many cutting-edge business and Internet applications, including video-conferencing, video-on-demand, and digital cable TV. Coauthored by internationally recognized authorities on the subject, this book t, Algorithms For Video Compression to the inventory that you are selling on WonderClubX
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Add Algorithms For Video Compression, Video compression is the enabling technology behind many cutting-edge business and Internet applications, including video-conferencing, video-on-demand, and digital cable TV. Coauthored by internationally recognized authorities on the subject, this book t, Algorithms For Video Compression to your collection on WonderClub |