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Foley can also include other sounds, such as doors closing and doorbells ringing; however, these tend to be done more efficiently using stock sound effects, arranged by sound editors. Foley effects help the viewer judge the size of a space. For example, a large hall has strong reverberation, while a small room may have only slight reverberation ...
HDTV is designed to provide an experience more realistic than the television system it is designed to replace. [1] The "thrilling realism" [2] HDTV attempts to offer arises from increased resolution (detail) and the typically large screen sizes.
720p (720 lines progressive) is a progressive HD signal format with 720 horizontal lines/1280 columns and an aspect ratio (AR) of 16:9, normally known as widescreen HD (1.78:1). All major HD broadcasting standards (such as SMPTE 292M ) include a 720p format, which has a resolution of 1280×720.
Non-cinematic HDTV video recordings intended for broadcast are typically recorded either in 720p or 1080i format as determined by the broadcaster. 720p is commonly used for Internet distribution of high-definition video, because most computer monitors operate in progressive-scan mode. 720p also imposes less strenuous storage and decoding ...
As a technology journalist with over 30 years covering consumer electronics, I have considerable experience in this area. And as a certified TV junkie who logs more hours on the couch than I care ...
7.1.2 and 7.1.4 immersive sound along with 5.1.2 and 5.1.4 format adds either 2 or 4 overhead speakers to enable sound objects and special effect sounds to be panned overhead for the listener. Introduced for theatrical film releases in 2012 by Dolby Laboratories under the trademark name Dolby Atmos. [45]