ttfdump man page

ttfdump — Dumping the contents of a TrueType Font file

Synopsis

ttfdump [-h] [-t tablename] [-g glyphnumber] [-c collection] [-o dumpfile] [-i] ttfile

Description

ttfdump dumps the contents of a TrueType font file in ASCII form. A TrueType font file is consist of various tables. Those table are divided into two categories - Required Tables and Optional Tables. Mulitiple TrueType fonts can be merged to a TrueType Collection.

Options

-h
Print a help message on standard output and exit.
-t tablename

If this option is specified then dump the table "tablename", otherwise dump every tables in ttfile. Tablename can be one of the following:

Required Tables
cmap
character to glyph mapping table
glyf
glyph data
head
font header
hhea
horizontal header
hmtx
horizontal metrics
loca
index to location
maxp
maximum profile
name
naming table
post
PostScript information
OS/2
OS/2 and windows specific metrics
Optional Tables
cvt
control value table
fpgm
font program; not implemented yet.
gasp
grid-fitting and scan conversion procedure (grayscale)
hdmx
horizontal device metrics
kern
kerning table
LTSH
Linear threshold table
prep
CVT program; not implemented yet
PCLT
PCL5 table
VDMX
Vertical Device Metrics table
vhea
vertical metrics header
vmtx
vertical metrics
Additional OpenType Tables
GPOS
glyph positioning table
GSUB
glyph substitution table
-g glyphnumber
If this option is specified then dump the glyph with index glyphnumber, otherwise dump all glyphs in ttfile.
-c collection
Select a TrueType font in a TrueType Collection.
-o dumpfile
Output of the dump. If this option is not specified, dump to stdout.
-i ttfile
TrueType font file to be dumped.

Example

To dump all information in the TrueType font file times.ttf:

ttfdump times.ttf

To dump the required table cmap in the file:

ttfdump -t cmap times.ttf

To dump a single glyph with index 50:

ttfdump -g 50 times.ttf

See Also

TrueType 1.0 Font Files, Technical Specification Revision 1.66 November 1995

Note

Instruction disassembler in not implemented.

Author

Li-Da Lho, ollie@ms1.hinet.net

Info

14 November 2011 ILX Project