1CHDMAN(1)         MAME Compressed Hunks of Data (CHD) manager        CHDMAN(1)
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NAME

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

9       chdman option
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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.
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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.
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24       info -i filename [-v]
25              Dump the header information from a drive image.
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27       verify -i filename [-ip filename]
28              Validate the MD5/SHA1 on a drive image.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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61       extractld  -o  filename  [-f]  -i filename [-ip filename] [-isf offset]
62       [-if length]
63              Extract a laserdisc image from a CHD-LD image.
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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.
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72       addmeta -i filename -t  tag  [-ix  index]  [-vt  text]  [-vf  filename]
73       [-nocs]
74              Add metadata to the chd.
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76       delmeta -i filename -t tag [-ix index]
77              Remove metadata from the chd.
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79       dumpmeta -i filename [-o filename] [-f] -t tag [-ix index]
80              Dump metadata from the chd to standard output or to a file.
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SWITCHES

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

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