1CHDMAN(1)         MAME Compressed Hunks of Data (CHD) manager        CHDMAN(1)
2
3
4

NAME

6       chdman - MAME Compressed Hunks of Data (CHD) manager
7

SYNOPSIS

9       chdman option
10

DESCRIPTION

12       chdman  is  the  (C)ompressed (H)unks of (D)ata (CHD) manager for MAME.
13       It is a tool to manage CHD images.
14

OPTIONS

16       Please note that each option allows a set of switches, the  meaning  of
17       each  is  explained  in  the SWITCHES section below. Whenever the short
18       form for the switch is listed, the long one may be used instead.
19
20       help [option]
21              Print a summary of the available options or, if option is given,
22              a detailed list of the valid switches for the option.
23
24       info -i filename [-v]
25              Dump the header information from a drive image.
26
27       verify -i filename [-ip filename]
28              Validate the MD5/SHA1 on a drive image.
29
30       createraw  -o  filename  [-op  filename] [-f] -i filename [-isb offset]
31       [-ish offset] [-ib  length]  [-ih  length]  -hs  bytes  -us  bytes  [-c
32       none|type1[,[...]]] [-np processors]
33              Create a new compressed raw image from a raw file.
34
35       createhd  -o  filename  [-op filename] [-f] [-i filename] [-isb offset]
36       [-ish   offset]   [-ib   length]   [-ih   length]   [-hs   bytes]   [-c
37       none|type1[,[...]]]  [-chs  cylinders,heads,sectors]  [-ss  bytes] [-np
38       processors]
39              Create a new compressed hard disk image from a raw file.
40
41       createcd -o filename [-op filename] [-f] -i filename  [-hs  bytes]  [-c
42       none|type1[,[...]]] [-np processors]
43              Create a new compressed CD image from a raw file.
44
45       createld -o filename [-op filename] [-f] -i filename [-isf offset] [-if
46       length] [-hs bytes] [-c none|type1[,[...]]] [-np processors]
47              Create a new compressed laserdisc image from a raw file.
48
49       extractraw -o filename [-f] -i filename [-ip  filename]  [-isb  offset]
50       [-ish offset] [-ib length] [-ih length]
51              Extract a raw file from a CHD image.
52
53       extracthd  -o  filename  [-f]  -i filename [-ip filename] [-isb offset]
54       [-ish offset] [-ib length] [-ih length]
55              Extract a hard disk block image from a CHD image.
56
57       extractcd -o filename [-ob filename] [-f] -i filename [-ip filename]
58              Extract a CDRDAO .toc/.bin, CDRWIN .bin/.cue, or Sega  Dreamcast
59              .GDI file from a CHD-CD image.
60
61       extractld  -o  filename  [-f]  -i filename [-ip filename] [-isf offset]
62       [-if length]
63              Extract a laserdisc image from a CHD-LD image.
64
65       copy -o filename [-op filename] [-f] -i filename [-ip  filename]  [-isb
66       offset]   [-ish  offset]  [-ib  length]  [-ih  length]  -hs  bytes  [-c
67       none|type1[,[...]]] [-np processors]
68              Copy all hunks of data from one CHD file to  another.  The  hunk
69              sizes  do  not need to match.  If the source is shorter than the
70              destination, the source data will be padded with 0s.
71
72       addmeta -i filename -t  tag  [-ix  index]  [-vt  text]  [-vf  filename]
73       [-nocs]
74              Add metadata to the chd.
75
76       delmeta -i filename -t tag [-ix index]
77              Remove metadata from the chd.
78
79       dumpmeta -i filename [-o filename] [-f] -t tag [-ix index]
80              Dump metadata from the chd to standard output or to a file.
81

SWITCHES

83       --chs, -chs cylinders,heads,sectors
84              Specifies CHS geometry values for CHD harddisks.
85
86       --compression, -c none|type1[,[...]]
87              Which compression codecs to use (up to 4).
88
89       --force, -f
90              Force overwriting an existing file.
91
92       --hunksize, -hs bytes
93              Size of each unit, in hunks.
94
95       --ident, -id filename
96              Name of ident file to provide CHS information.
97
98       --index, -ix index
99              Indexed instance of the metadata tag.
100
101       --input, -i filename
102              Input file name.
103
104       --inputbytes, -ib length
105              Effective length of the input in bytes.
106
107       --inputframes, -if length
108              Effective length of the input in frames.
109
110       --inputhunks, -ih length
111              Effective length of the input in hunks.
112
113       --inputparent, -ip filename
114              Parent CHD's input file name.
115
116       --inputstartbyte, -isb offset
117              Starting byte offset within the input.
118
119       --inputstartframe, -isf offset
120              Starting frame offset within the input.
121
122       --inputstarthunk, -ish offset
123              Starting hunk offset within the input.
124
125       --nochecksum, -nocs
126              Do not include this metadata information in the overall SHA-1.
127
128       --numprocessors, -np count
129              Limits the number of processors to use during compression.
130
131       --output, -o filename
132              Output file name.
133
134       --outputbin, -ob filename
135              Output binary file name for extractcd.
136
137       --outputparent, -op filename
138              Parent CHD's output file name.
139
140       --sectorsize, -ss bytes
141              Size of each hard disk sector.
142
143       --tag, -t tag
144              4-character tag for metadata.
145
146       --valuefile, -vf filename
147              Text file containing data to add.
148
149       --valuetext, -vt text
150              Text for the metadata.
151
152       --unitsize, -us bytes
153              Size of each unit, in bytes.
154
155       --verbose, -v
156              Output additional information about the operation.
157

SEE ALSO

159       mame(6), mess(6)
160
161
162
1630.176                             2016-07-21                         CHDMAN(1)