Old school video game vids in HQ or HD?

click: www.youtube.com . . Video quality YouTube's videos are distributed through streaming media technology in a range of formats, with the video and audio quality dependent on the platform. YouTube's website interface offers users the choice of two quality levels, normal and high, both of which are based on the Flash Video container format. These videos are Sorenson Spark H.263 encoded, with the audio in mono MP3 format.[52] The normal quality videos have a resolution of 320x240 pixels and have been in use since the launch of the site in 2005, while the high quality videos launched in March 2008 have a resolution of 480x360 pixels.[53] YouTube chooses which videos are made available in the high quality format by analyzing the quality of the uploaded videos.[54] YouTube's high quality videos are also available in H.264/MPEG-4 AVC format with stereo AAC audio. The MPEG-4 videos can be played by adding "&fmt=18" to the web address of a video.[55] Widescreen and HD videos In late November 2008, YouTube changed the aspect ratio of its web video player from the traditional 4:3 to the widescreen 16:9. This is applied to all videos, so the 4:3 videos are screened in a pillarbox format.[56] It was also announced in November 2008 that YouTube now offers some of its videos in true HD format, with a resolution of 1280x720 pixels. Videos uploaded with 720 pixel resolution can be viewed in this format by selecting the "watch in HD" option, or by adding "&fmt=22" to the web address ...

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