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Joe Smith
designer, developer


 #pcn12pixeldust
Resolution
                  Color Depth



#pcn12pixeldust
DPI     LPI   PPI




#pcn12pixeldust
#pcn12pixeldust
2px by 2px
                  4 pixels
                  24 bit color
#pcn12pixeldust
14px by 14px
                  196 pixels
                  24 bit color
#pcn12pixeldust
40px by 40px
                  1,600 pixels
                  24 bit color
#pcn12pixeldust
110px by 110px
                  12,100 pixels
                  24 bit color
#pcn12pixeldust
230px by 230px
                  52,900 pixels
                  24 bit color
#pcn12pixeldust
pixel-for-pixel
                  630px by 630px
                  396,900 pixels
                  24 bit color
#pcn12pixeldust
2,636px by 3,923px
                  10,341,028 pixels
                  24 bit color
#pcn12pixeldust
110px by 110px
                  12,100 pixels
                  24 bit color



#pcn12pixeldust
110px by 110px
                  12,100 pixels
                  24 bit color
                  8 bit color

#pcn12pixeldust
110px by 110px
                  12,100 pixels
                  24 bit color
                  8 bit color
                  1 bit color
#pcn12pixeldust
1 Bit Color
                    digital color is binary
                  one’s and zeros 010101
                     2 1 = 2 colors



                        8 Bit Color
                   28   = 256 colors

                        24 Bit Color
                  224   = 16,777,216

#pcn12pixeldust
RGB
                  Red (256 variants)




                             256
                           x 256
                           x 256
                      16,777,216
#pcn12pixeldust
RGB
                  Red (256 variants)
                  Green (256 variants)



                             256
                           x 256
                           x 256
                      16,777,216
#pcn12pixeldust
RGB
                  Red (256 variants)
                  Green (256 variants)
                  Blue (256 variants)

                             256
                           x 256
                           x 256
                      16,777,216
#pcn12pixeldust
Cyan




#pcn12pixeldust
Cyan
                  Magenta



#pcn12pixeldust
Cyan
                  Magenta
                  Yellow


#pcn12pixeldust
Cyan
                  Magenta
                  Yellow
                  Black
#pcn12pixeldust
Printing on paper
                  with a limited
                  number of colors
#pcn12pixeldust
Macbook Pro
                  15 inch (diagonal)
                  13 inches wide
                  1440 pixels wide
                  ~110 ppi
#pcn12pixeldust
iPad 3
                  2048 by 1536
                  264 ppi

#pcn12pixeldust
iPhone 3gs
                  480 by 320
                  163 ppi
#pcn12pixeldust
iPhone 4gs
                  960 by 640
                  326 ppi
#pcn12pixeldust
#pcn12pixeldust
#pcn12pixeldust
#pcn12pixeldust
GIF       JPEG            PNG




         8 bit          24 bit         24 bit
      Graphics         Photos     Graphics/Photos
    Med Compress    Hi Compress   Low Compress
     1 bit Transp    No Transp      8 bit Transp

#pcn12pixeldust
Joe Smith
designer, developer


 #pcn12pixeldust

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