-------------------------------------------------------------------------------
  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