CHAPTER 3
Myths and Questions About HD
With its numerous frame rates, frame sizes, and different production formats, high definition can be very confusing. This chapter contains a series of commonly asked questions followed by answers that should help clarify some of the concepts and uses of high definition.
Figure 3.1a, b The 16 × 9 HD image in a Standard Definition space can be placed in several different ways. (a) It can be centered with the top and bottom edges reaching the top and bottom of the 4 × 3 (sometimes called a center extraction). (b) It can be placed side to side in the 4 × 3 space with black margins at the top and bottom (sometimes called letterboxed) (c) Or it can be vertically stretched, usually for DVD delivery, which then ...
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