HIST(9.1)                                               HIST(9.1)

     NAME
          hist - pixel value histogram

     SYNOPSIS
          fb/hist [ file ]

     DESCRIPTION
          Hist reads a picture file and outputs 256 lines, each con-
          taining one number for each of the picture's channels.  Line
          n indicates how many of the picture's pixels have pixel
          value n-1 in each of its channels.

     SOURCE
          /sys/src/fb/hist.c

     SEE ALSO
          picfile(9.6)

     Page 1                       Plan 9             (printed 4/16/26)