ff2jpg.1 - farbfeld - suckless image format with conversion tools
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       ff2jpg.1 (989B)
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            1 .Dd 2018-04-11
            2 .Dt FF2JPG 1
            3 .Os suckless.org
            4 .Sh NAME
            5 .Nm ff2jpg
            6 .Nd convert farbfeld to JPG
            7 .Sh SYNOPSIS
            8 .Nm
            9 .Op Fl b Ar colour
           10 .Op Fl o
           11 .Op Fl q Ar quality
           12 .Sh DESCRIPTION
           13 .Nm
           14 reads a
           15 .Xr farbfeld 5
           16 image from stdin, converts it to JPG (8-bit RGB) and writes the result to
           17 stdout.
           18 .Pp
           19 In case of an error
           20 .Nm
           21 writes a diagnostic message to stderr.
           22 .Sh OPTIONS
           23 .Bl -tag -width Ds
           24 .It Fl b Ar colour
           25 Blend the transparent colours with
           26 .Ar colour
           27 specified as rgb, rrggbb or rrrrggggbbbb. The default is fff.
           28 .It Fl o
           29 Optimize the Huffman table, which reduces the file size but takes longer.
           30 .It Fl q Ar quality
           31 Set the output
           32 .Ar quality
           33 ranging from 0 to 100. The default is 85.
           34 .El
           35 .Sh EXIT STATUS
           36 .Bl -tag -width Ds
           37 .It 0
           38 Image processed successfully.
           39 .It 1
           40 An error occurred.
           41 .El
           42 .Sh EXAMPLES
           43 $
           44 .Nm
           45 < image.ff > image.jpg
           46 .Pp
           47 $ bunzip2 < image.ff.bz2 |
           48 .Nm
           49 -b 0f0 -q 90 > image.jpg
           50 .Sh SEE ALSO
           51 .Xr bzip2 1 ,
           52 .Xr farbfeld 5
           53 .Sh AUTHORS
           54 .An Hiltjo Posthuma Aq Mt hiltjo@codemadness.org