xref: /freebsd/usr.bin/vtfontcvt/vtfontcvt.8 (revision b077aed33b7b6aefca7b17ddb250cf521f938613)
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25.\" $FreeBSD$
26.\"
27.Dd July 19, 2022
28.Dt VTFONTCVT 8
29.Os
30.Sh NAME
31.Nm vtfontcvt
32.Nd "convert font files for use by the video console"
33.Sh SYNOPSIS
34.Nm
35.Op Fl nv
36.Op Fl f Ar format
37.Op Fl h Ar height
38.Op Fl w Ar width
39.Fl o Ar output_file
40.Ar normal_font
41.Op Ar bold_font
42.Sh DESCRIPTION
43The
44.Nm
45utility reads source font files in either BDF or Unifont HEX format and
46outputs a file in one of the available output formats.
47.Pp
48HEX format files
49.Po Ar normal_font
50and
51.Ar bold_font Pc
52must have the file extension
53.Pa .hex .
54.Pp
55The following options are available:
56.Bl -tag -width "-o output_file"
57.It Fl f Ar format
58Specify the output format.
59Available formats are:
60.Bl -tag -width "compressed-source"
61.It Cm compressed-source
62C source with font data compressed by using LZ4 compression method.
63.It Cm font
64A binary font file
65.Pq default .
66.It Cm source
67C source.
68.El
69.Pp
70The output in C source is intended to be used to embed the font into program
71binary.
72.Pp
73The binary font file is for use by
74.Xr vt 4 .
75.It Fl h Ar height
76Set font height.
77The default is 16.
78Font height is set automatically for BDF files and for HEX files that have a
79.D1 # Height: Ar height
80comment before any font data.
81.It Fl n
82Do not apply output filtering with C source output.
83.It Fl o Ar output_file
84Specify the name for the output file.
85.It Fl v
86Display verbose statistics about the converted font.
87.It Fl w Ar width
88Set font width.
89The default is 8.
90Font width is set automatically for BDF files and for HEX files that have a
91.D1 # Width: Ar width
92comment before any font data.
93.El
94.Sh SEE ALSO
95.Xr vidcontrol 1 ,
96.Xr vt 4
97.Sh HISTORY
98The
99.Nm
100utility first appeared in
101.Fx 10.1 .
102