modem

来自「UNIX下FILE命令的实现源码」· 代码 · 共 34 行

#------------------------------------------------------------------------------
# modem:  file(1) magic for modem programs
#
# From: Florian La Roche <[e-mail]>
4	string		Research,	Digifax-G3-File
>29	byte		1		, fine resolution
>29	byte		0		, normal resolution

0	short		0x0100		raw G3 data, byte-padded
0	short		0x1400		raw G3 data
#
# Magic data for vgetty voice formats
# (Martin Seine & Marc Eberhard)

#
# raw modem data version 1
#
0    string    RMD1      raw modem data
>4   string    >\0       (%s /
>20  short     >0        compression type 0x%04x)

#
# portable voice format 1
#
0    string    PVF1\n         portable voice format
>5   string    >\0       (binary %s)

#
# portable voice format 2
#
0    string    PVF2\n         portable voice format
>5   string >\0          (ascii %s)