MPEG4&H.264 Video Compression

adada

1 Introduction 1
1.1 The Scene 1
1.2 Video Compression 3
1.3 MPEG-4 and H.264 5
1.4 This Book 6
1.5 References 7
2 Video Formats and Quality 9
2.1 Introduction 9
2.2 Natural Video Scenes 9
2.3 Capture 10
2.3.1 Spatial Sampling 11
2.3.2 Temporal Sampling 11
2.3.3 Frames and Fields 13
2.4 Colour Spaces 13
2.4.1 RGB 14
2.4.2 YCbCr 15
2.4.3 YCbCr Sampling Formats 17
2.5 Video Formats 19
2.6 Quality 20
2.6.1 Subjective Quality Measurement 21
2.6.2 Objective Quality Measurement 22
2.7 Conclusions 24
2.8 References 24
CONTENTS •viii
3 Video Coding Concepts 27
3.1 Introduction 27
3.2 Video CODEC 28
3.3 Temporal Model 30
3.3.1 Prediction from the Previous Video Frame 30
3.3.2 Changes due to Motion 30
3.3.3 Block-based Motion Estimation and Compensation 32
3.3.4 Motion Compensated Prediction of a Macroblock 33
3.3.5 Motion Compensation Block Size 34
3.3.6 Sub-pixel Motion Compensation 37
3.3.7 Region-based Motion Compensation 41
3.4 Image model 42
3.4.1 Predictive Image Coding 44
3.4.2 Transform Coding 45
3.4.3 Quantisation 51
3.4.4 Reordering and Zero Encoding 56
3.5 Entropy Coder 61
3.5.1 Predictive Coding 61
3.5.2 Variable-length Coding 62
3.5.3 Arithmetic Coding 69
3.6 The Hybrid DPCM/DCT Video CODEC Model 72
3.7 Conclusions 82
3.8 References 83
4 The MPEG-4 and H.264 Standards 85
4.1 Introduction 85
4.2 Developing the Standards 85
4.2.1 ISO MPEG 86
4.2.2 ITU-T VCEG 87
4.2.3 JVT 87
4.2.4 Development History 88
4.2.5 Deciding the Content of the Standards 88
4.3 Using the Standards 89
4.3.1 What the Standards Cover 90
4.3.2 Decoding the Standards 90
4.3.3 Conforming to the Standards 91
4.4 Overview of MPEG-4 Visual/Part 2 92
4.5 Overview of H.264 / MPEG-4 Part 10 93
4.6 Comparison of MPEG-4 Visual and H.264 94
4.7 Related Standards 95
4.7.1 JPEG and JPEG2000 95
4.7.2 MPEG-1 and MPEG-2 95
4.7.3 H.261 and H.263 96
4.7.4 Other Parts of MPEG-4 97
4.8 Conclusions 97
4.9 References 98
CONTENTS •ix
5 MPEG-4 Visual 99
5.1 Introduction 99
5.2 Overview of MPEG-4 Visual (Natural Video Coding) 100
5.2.1 Features 100
5.2.2 Tools, Objects, Profiles and Levels 100
5.2.3 Video Objects 103
5.3 Coding Rectangular Frames 104
5.3.1 Input and Output Video Format 106
5.3.2 The Simple Profile 106
5.3.3 The Advanced Simple Profile 115
5.3.4 The Advanced Real Time Simple Profile 121
5.4 Coding Arbitrary-shaped Regions 122
5.4.1 The Core Profile 124
5.4.2 The Main Profile 133
5.4.3 The Advanced Coding Efficiency Profile 138
5.4.4 The N-bit Profile 141
5.5 Scalable Video Coding 142
5.5.1 Spatial Scalability 142
5.5.2 Temporal Scalability 144
5.5.3 Fine Granular Scalability 145
5.5.4 The Simple Scalable Profile 148
5.5.5 The Core Scalable Profile 148
5.5.6 The Fine Granular Scalability Profile 149
5.6 Texture Coding 149
5.6.1 The Scalable Texture Profile 152
5.6.2 The Advanced Scalable Texture Profile 152
5.7 Coding Studio-quality Video 153
5.7.1 The Simple Studio Profile 153
5.7.2 The Core Studio Profile 155
5.8 Coding Synthetic Visual Scenes 155
5.8.1 Animated 2D and 3D Mesh Coding 155
5.8.2 Face and Body Animation 156
5.9 Conclusions 156
5.10 References 156
6 H.264/MPEG-4 Part 10 159
6.1 Introduction 159
6.1.1 Terminology 159
6.2 The H.264 CODEC 160
6.3 H.264 structure 162
6.3.1 Profiles and Levels 162
6.3.2 Video Format 162
6.3.3 Coded Data Format 163
6.3.4 Reference Pictures 163
6.3.5 Slices 164
6.3.6 Macroblocks 164
CONTENTS •x
6.4 The Baseline Profile 165
6.4.1 Overview 165
6.4.2 Reference Picture Management 166
6.4.3 Slices 167
6.4.4 Macroblock Prediction 169
6.4.5 Inter Prediction 170
6.4.6 Intra Prediction 177
6.4.7 Deblocking Filter 184
6.4.8 Transform and Quantisation 187
6.4.9 4 × 4 Luma DC Coefficient Transform and Quantisation
(16 × 16 Intra-mode Only) 194
6.4.10 2 × 2 Chroma DC Coefficient Transform and Quantisation 195
6.4.11 The Complete Transform, Quantisation, Rescaling and Inverse
Transform Process 196
6.4.12 Reordering 198
6.4.13 Entropy Coding 198
6.5 The Main Profile 207
6.5.1 B Slices 207
6.5.2 Weighted Prediction 211
6.5.3 Interlaced Video 212
6.5.4 Context-based Adaptive Binary Arithmetic Coding (CABAC) 212
6.6 The Extended Profile 216
6.6.1 SP and SI slices 216
6.6.2 Data Partitioned Slices 220
6.7 Transport of H.264 220
6.8 Conclusions 222
6.9 References 222
7 Design and Performance 225
7.1 Introduction 225
7.2 Functional Design 225
7.2.1 Segmentation 226
7.2.2 Motion Estimation 226
7.2.3 DCT/IDCT 234
7.2.4 Wavelet Transform 238
7.2.5 Quantise/Rescale 238
7.2.6 Entropy Coding 238
7.3 Input and Output 241
7.3.1 Interfacing 241
7.3.2 Pre-processing 242
7.3.3 Post-processing 243
7.4 Performance 246
7.4.1 Criteria 246
7.4.2 Subjective Performance 247
7.4.3 Rate–distortion Performance 251
CONTENTS •xi
7.4.4 Computational Performance 254
7.4.5 Performance Optimisation 255
7.5 Rate control 256
7.6 Transport and Storage 262
7.6.1 Transport Mechanisms 262
7.6.2 File Formats 263
7.6.3 Coding and Transport Issues 264
7.7 Conclusions 265
7.8 References 265
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adada

没钱了，拿这本书换点钱

cnfans

能不能便宜点？ 细水长流嘛。。。

[em10]

liaocdong

好贵