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Original file (Ogg multiplexed audio/video file, Theora/Vorbis, length 44 s, 4,096 × 2,304 pixels, 1.48 Mbps overall, file size: 7.78 MB) This is a file from the Wikimedia Commons . Information from its description page there is shown below.
Download QR code; Print/export ... YouTube began supporting 4K for video uploads in 2010 as a result of leading ... "4K resolution video test sequences for ...
The video encoding was done for entertainment applications and twelve different bitrates were made for the nine video test sequences with a HM-8.0 HEVC encoder being used. Of the nine video test sequences, five were at HD resolution, while four were at WVGA (800×480) resolution. The bit rate reductions for HEVC were determined based on PSNR ...
VP8, a video coding design by On2 Technologies (later purchased by Google), released in 2008; VP9, a video coding design by Google, released in 2013; High Efficiency Video Coding (ITU-T H.265 or ISO/IEC 23008-2), an ITU/ISO/IEC standard, released in 2013; AV1, a video coding design by the Alliance for Open Media, released in 2018
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Samsung NX500 - Same 28 MP APS-C sensor as NXI but 4K video is not downsampled from 6.5K so less details and more noise than the NX1 - with this 2.4× crop factor the kit lens become a 38–120mm f8.5–13.4 equivalent for depth of field; 15 min max recording time limit
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