Widescreen signaling
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In television technology, widescreen signaling (WSS) is a digital stream embedded in the TV signal describing qualities of the broadcast, in particular the intended aspect ratio of the image. This can be used by a widescreen TV to switch to the correct display mode.
References
- EN 300 294 "Television Systems: 625-Line Television Wide Screen Signaling (WSS)"
External links
- PDF of WSS standard (http://www.eetasia.com/ARTICLES/1999NOV/1999NOV15_AMD_MSD_AN.PDF)