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2. WMV HD - Wikipedia

   en.wikipedia.org/wiki/WMV_HD

   Windows Media High Definition Video (WMV HD) is the marketing name for high definition videos encoded using Microsoft Windows Media Video 9 codecs. These low-complexity codecs make it possible to watch high definition movies in 1280×720 ( 720p ) or 1920×1080 ( 1080p ) resolutions on many modern personal computers running Microsoft Windows XP ...

3. Comparison of video codecs - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_video_codecs

   The quality the codec can achieve is heavily based on the compression format the codec uses. A codec is not a format, and there may be multiple codecs that implement the same compression specification – for example, MPEG-1 codecs typically do not achieve quality/size ratio comparable to codecs that implement the more modern H.264 specification.

4. 720p - Wikipedia

   en.wikipedia.org/wiki/720p

   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.

5. High-definition video - Wikipedia

   en.wikipedia.org/wiki/High-definition_video

   High-definition video (HD video) is video of higher resolution and quality than standard-definition. While there is no standardized meaning for high-definition , generally any video image with considerably more than 480 vertical scan lines (North America) or 576 vertical lines (Europe) is considered high-definition.

6. List of online video platforms - Wikipedia

   en.wikipedia.org/wiki/List_of_online_video_platforms

   Service ran from January 2005 to August 2012. The website has been repurposed to serve as Google's video search engine. HD share: English United States: Service ran from July 2008 to 2011. Focused on HD videos. Acquired by United Social Networks LLC in 2011. iFilm: English United States: Service ran from 1997 to 2008. Justin.tv: Multilingual ...

7. List of common display resolutions - Wikipedia

   en.wikipedia.org/wiki/List_of_common_display...

   Many of these resolutions are also used for video files that are not broadcast. These may also use other aspect ratios by cropping otherwise black bars at the top and bottom which result from cinema aspect ratios greater than 16∶9, such as 1.85 or 2.35 through 2.40 (dubbed "Cinemascope", "21∶9" etc.), while the standard horizontal ...

8. Low-definition television - Wikipedia

   en.wikipedia.org/wiki/Low-definition_television

   [citation needed] Also the size recommended for "medium" quality MMS videos. [citation needed] 144p 144p 192×144 27,648 4:3 The resolution 192×144 is used when 144p is selected on a fullscreen YouTube video. [citation needed] YouTube 144p 144p 256×144 36,864 16:9 One tenth of 1440p. The lowest resolution on YouTube since 2013. [10] QnHD 180p ...

9. High-resolution high-definition - Wikipedia

   en.wikipedia.org/wiki/High-resolution_high...

   HRHD resolution is actually ¾ height and width of 720p video. By area, the picture is 56.25% of the typical 720p HD broadcast. By area, the picture is 56.25% of the typical 720p HD broadcast. The HRHD dimensions are precisely half of 1080p video, but this yields only 25% of the original 1080p picture information.