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multimedia/zvbi: Wrap README at 72 columns.

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Signed-off-by: B. Watson <yalhcru@gmail.com>
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B. Watson 2022-03-13 17:26:09 -04:00
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commit 458c139fad
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21
multimedia/zvbi/README
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@ -1,12 +1,13 @@
The Zapping VBI library, in short ZVBI, provides functions to capture and The Zapping VBI library, in short ZVBI, provides functions to
decode VBI data. It is written in plain ANSI C with few dependencies on other capture and decode VBI data. It is written in plain ANSI C with few
tools and libraries, licensed under GPL. dependencies on other tools and libraries, licensed under GPL.
The vertical blanking interval (VBI) is an interval in a television signal The vertical blanking interval (VBI) is an interval in a television
that temporarily suspends transmission of the signal for the electron gun to signal that temporarily suspends transmission of the signal for the
move back up to the first line of the television screen to trace the next electron gun to move back up to the first line of the television
screen field. screen to trace the next screen field.
The vertical blanking interval can be used to carry data, since anything sent The vertical blanking interval can be used to carry data, since
during the VBI would naturally not be displayed; various test signals, closed anything sent during the VBI would naturally not be displayed; various
captioning, and other digital data can be sent during this time period. test signals, closed captioning, and other digital data can be sent
during this time period.