Contents

    Introduction

    Overall architecture

    Rate-Distortion Optimisation (RDO)

    Constant Quality Coding

    Transform coding

    	Transform coding architecture

	Wavelet transform

        Parent-child relationships

        Quantisation

        Coefficient prediction (Intra frames only)

        Lagrangian parameter control of subband quantisation

        Wavelet coefficient coding

    Motion estimation and motion compensation

	Temporal prediction structures

        Overlapped Block-based Motion Compensation

        Motion estimation

        RDO motion estimation metric

    Macroblock structures and motion vector data

        Macroblocks and variable-sized block matching

        Block data

    Motion vector data coding

	Motion vector data coding architecture

        Prediction of motion vector data

        Motion vector entropy coding