RATIO

DIMENSIONS

@TaG: DisplaY

RESOLUTIONS

Density

  • A4 paper = 210 x 297 milimeters (8.27 x 11.69 inches) : 595×842@72dpi, 2480*3508
  • A3 paper = 297 x 420 milimeters (11.69 x 16.54 inches)
  • A5 paper = 148 x 210
  • Game card = 55.16 x 84.24 mm
  • Credit Card = 53.98 * 85.6 mm
  • U.S. tabloid size paper, 11” x 17”. (=~ A3)
  • U.S. letter size, 8.5” x 11”. (=~A4)
w/h = 4/3
h = w * 0.75
w = 0.8 * d # h = d * (3/5)
S = w * h = w * w * 0.75
w = sqrt ( S / .75 )
1 inch = 2.54 cm
for A0, A1, A2, ...ISO/european paper sizes: W/H=sqrt(2)

PICTURE PRINT

  • 2×3 : 0.666667
  • 3×4 : 0.75 ~ 0.746914
  • 17×13 = 1.307
  • 4×3 = 1.3333 ~ 1.3268 1.32812 1.33884
  • 15×11 = 1.36
  • 18×13 = 1.384…
  • 21×15 = 1.4
  • 13×9 = 1.44_
  • 19×13 = 1.46..
  • 3×2 = 1.5 = 15/10 20/15
  • 17×11 = 1.5454_
  • 20×11 = 1.8181_
mkdir ratio
cd ratio
mkdir -p 3x2 4x3
ln -fs  3x2 0.666667  
ln -fs 3x2 1.5
mkdir 4x3
ln -fs 4x3 1.3333
ln -fs 4x3 1.3268
ln -fs 4x3  1.32812
ln -fs 4x3 1.33884 
ln -fs 4x3 0.746914
jpeginfo *.jpg | tee jpeginfo.txt
cat jpeginfo.txt | awk  '{  print "mkdir -p ./ratio/" ($2/$4) "/"; }' | sort | uniq | tee tmp.sh
cat jpeginfo.txt | awk  '{  print "ln -fs ../../"$1 " ./ratio/" ($2/$4) "/"; }'  | tee -a tmp.sh

MISC

# [[RzR]]@sgi330 xdpyinfo
# dimensions:    1600x1200 pixels (402x302 millimeters)
# resolution:    101x101 dots per inch
Section "Monitor"
  # TV fullscreen mode or DVD fullscreen output.
  # 768x576 @ 79 Hz, 50 kHz hsync
  ModeLine "768x576"     50.00  768  832  846 1000   576  590  595  630
  # 768x576 @ 100 Hz, 61.6 kHz hsync
  ModeLine "768x576"     63.07  768  800  960 1024   576  578  590  616
EndSection

Bonnes résolutions cette année : 1152*864 pour 17” 1280*960 pour 19” et 1600*1200 pour 21/22”

8090_7564997_104d5f43ad.jpg

@TaG XWindow AmiloA Desktop Monitor dpi Display Size XgA

displaysize.txt · Last modified: 2024/09/14 21:34 by rzr
 
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