CHAPTER 2 Video Sampling and Interpolation

Eric Dubois

School of Information Technology and Engineering (SITE), Faculty of Engineering, University of Ottawa, Ontario, Canada

2.1 INTRODUCTION

This chapter is concerned with the sampled representation of time-varying imagery, often referred to as video. Time-varying imagery must be sampled in at least one dimension for the purposes of transmission, storage, processing, or display. Examples are one-dimensional temporal sampling in motion-picture film, two-dimensional vertical-temporal scanning in the case of analog television, and three-dimensional horizontal-vertical-temporal sampling in digital video. In some cases, a single sampling structure is used throughout an entire video processing or ...

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