Digital Signal Processing Reference
In-Depth Information
15
FROM MPEG TO H.264 VIDEO
COMPRESSION
CHAPTER OUTLINE
15.1 MPEG-2 126
15.1.1 MPEG-2 Levels and Pro
les 126
15. 1.1.1 MPEG-2 Support for 4:2:2 128
15. 1.1.2 MPEG-2 Interlaced Video Support
129
15. 1.1.3 MPEG-2 Frame and Field DCT 129
15. 1.1.4 MPEG-2 frame and field motion prediction and estimation
129
15. 1.1.5 MPEG-2 Quantization 129
15. 1.1.6 MPEG-2 support for 3:2 pulldown
130
15. 1.1.7 MPEG-2 Aspect Ratio Support
130
15.2 H.264 Video Compression Standard
131
15.2.1 H.264 Levels and Pro
les
131
15. 2.1.1 H.264 Profiles
131
15.2.2 H.264 Support for 4
4 Integer DCT
135
15.2.3 H.264 Logarithmic Quantization 135
15.2.4 H.264 Frequency Dependent Quantization
135
15.2.5 H.264 Pixel Interpolation 136
15.2.6 H.264 Variable Block Size Motion Estimation
136
15.2.7 H.264 Deblocking Filter 137
15.2.8 H.264 Temporal Prediction 137
15.2.9 H.264 Motion Adaptive Frame and Field Coding
138
15.2.10 H.264 Spatial Prediction 138
15.2.11 H.264 Entropy Coding 138
15.2.12 H.264 Redundant Slices 139
15.2.13 H.264 Arbitrary Slice Ordering 139
15.2.14 H.264 Flexible Macroblock Ordering
139
15.2.15 H.264 Additional Features
139
15.3 Digital Cinema Applications
140
MPEG was introduced in the previous chapter, and we know
that MPEG is a group containing several standards, of which we
described the MPEG-1 version. MPEG-2 followed, and is by far
the most popular of the MPEG standards: for example, DVDs
contain video compressed using MPEG-2.
