------------------------------------------------------------------------------- https://dataswamp.org/~incal/data/MM moasenwood@zoho.eu ------------------------------------------------------------------------------- 1080i 1920x1080 (Full HD or FHD), interlaced scan 1080p 1920x1080 (Full HD or FHD), progressive scan 10bit 10 bits per RGB channel, so (2^10)^3 = 2^30 = 1 073 741 824 colors 1440p QHD/WQHD (Wide Quad HD): sharper than HD, not as clear as 4K 1600x1200 = SDTV, the 4:3 version of 1080p 1904x784 ? 1920x1080 = 1080p 1920x800 ~ 1080p 1920x804 ~ 1080p 2048x1152 ~ 1080p 2160p 3840x2160, 4K 16:9 Ultra HDTV ([4K] UHDTV/UHD) 2560x1440 = 1440p 264 = x264 3840x1608 ~ 2160p 3840x2026 ~ 2160p 3840x2160 = 2160p 4160x3120 13 megapixel smartphone camera 4320p 7680x4320 8K 16:9 Ultra HD (8K UHD) 4K = 2160p 640x480 4:3 or 1-1/3 7.1 L R C LFE Ls Rs Lb Rb + LFE/subwoofer, 7 + 1 = 8 channels 720p 1280x720 16:9 HDTV (HD) 8K = 4320p AAC Advanced Audio Coding AR aspect ratio Atmos Dolby Atmos, meta layer for consumer over 7.1 BluRay Blu-ray BRrip Blu-ray BrRip Blu-ray DTS-HD MA Digital Theater Systems HD Master Audio AKA Blu-ray surround FHD = 1080p, also 15.6" laptops [1] FHDTV = 1080p HD = 720p HDTV = 720p HEVC High Efficiency Video Coding PROPER ? QHD = 1440p REMASTERED original quality improved SDH subtitles for the deaf and hard of hearing SDR Standard Dynamic Range SDTV Standard-Definition TV, low resolution TrueHD Dolby TrueHD 7.1, Blu-ray lossless multi-channel codec UHD = 2160p UHDTV = 2160p VOD video on demand WEBRip capture from a streaming service [2] WQHD = 1440p x264 H.264/MPEG-4 AVC, VideoLAN x265 HEVC/H.265 ISO/IEC MPEG ITU-T VCEG ----------------------------------------------------- aspect ratio note ----------------------------------------------------- (// 4 3) 1.33(3) 4:3 (// 640 480) .. .. (// 1600 1200) SDTV, 4:3 version of 1080p (// 16 9) 1.77(7) widescreen, 16:9 (// 1280 720) .. .. (// 1920 1080) (// 3840 2160) (// 7680 4320) ----------------------------------------------------- [1] 15.6" = 396 mm. sides: 345x194 (13.6x7.6") $ units -d 3 -t '15.6 inch' mm # 396 $ units -d 3 -t '13.6 inch' mm # 193 $ echo $(( 345 / 194.0 )) # 1.778 $ echo $(( 16 / 9.0 )) # 1.788 (insert (format " ; %.0f" (hypotenuse 345 194))) ; 396 [2] https://en.wikipedia.org/wiki/Pirated_movie_release_types