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CDRDAO(1) |
FreeBSD General Commands Manual |
CDRDAO(1) |
cdrdao - reads and writes CDs in disc-at-once mode
cdrdao
{show-toc|toc-info|toc-size|read-toc|read-cd|read-cddb|show-data|read-test|disk-info|discid|msinfo|drive-info|unlock|scanbus|simulate|write|copy|blank}
[--device device] [--source-device device]
[--driver driver-id] [--source-driver driver-id]
[--simulate] [--speed writing-speed] [--blank-mode
mode] [--datafile file] [--read-raw]
[--read-subchan [--no-mode2-mixed] mode]
[--tao-source] [--tao-source-adjust link-blocks]
[--fast-toc] [--buffers buffer-count] [--multi]
[--overburn] [--eject] [--swap] [--session]
[--force] [--reload] [--keepimage] [--on-the-fly]
[--paranoia-mode mode] [--with-cddb]
[--cddb-servers server-list] [--cddb-timeout
timeout] [--cddb-directory directory] [--tmpdir
directory] [--keep] [--save] [-n] [-v
verbose-level] toc-file
cdrdao creates audio and data CD-Rs in disk-at-once (DAO) mode driven by
a description file called toc-file. In DAO mode it is possible to
create non standard track pre-gaps that have other lengths than 2 seconds and
contain nonzero audio data. This is for example useful to divide live
recordings into tracks where 2 second gaps would be kind of irritating.
Instead of a toc-file a cue file (used by a famous
DOS/Windows mastering tool) may be used. See the CUE FILES section for more
details.
- The first argument must be one of the following commands:
- show-toc
- Print out a summary about what will be written to the CD-R.
- toc-info
- Prints out short toc-file summary.
- toc-size
- Prints total number of blocks for toc.
- read-toc
- Analyze each track of the inserted CD and create a toc-file that
can be used to make a more or less exact copy of the CD. This command does
not read out the audio or data tracks, use read-cd for this
purpose.
You can specify a filename for the data file via the
--datafile option.
- read-cd
- Copies all tracks of the inserted CD to an image file and creates a
corresponding toc-file. The name of the image file defaults to
"data.bin" if no --datafile option is given.
- read-cddb
- Tries to retrieve title and artist data from a CDDB server for the CD
represented by the given toc-file. The retrieved data is added as CD-TEXT
data for language 0 to the toc-file. Existing CD-TEXT data for language 0
will be overwritten.
- show-data
- Print out all samples that would be written to the CD-R. Each line
contains the sample number (starting at 0) and the decimal sample value
for the left and right channel. Useful to check if the byte order of audio
files is correct.
- read-test
- Check if all data can be read from the audio files that are defined in the
toc-file. This will also check the communication with the slave
process that is responsible for writing the audio data to the CD-recorder.
Mainly used for testing.
- disk-info
- Shows information about the inserted CD-R. If the CD-R has an open session
it will also print the start of the last and current session which is used
by mkisofs to create an image for a second or higher session.
- discid
- Prints out CDDB information.
- msinfo
- Shows information required for creating multi session disks with mkisofs.
The output is meant for processing by scripts.
- drive-info
- Shows drive information.
- unlock
- Tries to unlock the recorder device after a failed write or simulation
run. If you cannot eject the CD after a cdrdao run try this command.
- blank
- Blanks a CD-RW. The CD-RW is minimally blanked by default. Use option
--blank-mode to select another blanking mode. Sometimes the
blanking speed must be manually reduced for a successful blanking
operation. Use option --speed to select another blanking
speed.
- scanbus
- Scan for devices.
- simulate
- Like write but laser stays cold. It is a shortcut for write
--simulate.
- write
- Write the CD-R according to the specifications in the
toc-file.
- copy
- Performs all steps to copy a CD. The device containing the source CD must
be specified with option --source-device and the recorder device
with option --device. If only a single device is available the
option --source-device must be omitted and cdrdao will prompt to
insert the CD-R after an image of the source CD was created.
The image file with name "cddata<pid>.bin"
will be created in the current working directory if no --datafile
option is given. The created image will be removed after it has been
written.
If option --on-the-fly is given no image file is
created and the data will be directly piped from the reading device to
the CD recorder.
- --device [prot:]bus,id,lun
- Sets the SCSI address of the CD-recorder in form of a bus/id/lun triple,
e.g. '0,2,0' for the logical unit 0 of SCSI device with ID 2 on bus 0.
ATAPI devices can be specified by using the prefix 'ATAPI:', e.g.
'ATAPI:0,0,0'. On some systems a device node may be specified directly,
e.g. '/dev/sg0' on Linux systems. Linux 2.6 users may also try the newer
ATAPI interface with the 'ATA:' prefix.
- --source-device [prot:]bus,id,lun
- Like above but used for the copy command to specify the source
device.
- --driver driver-id:option-flags
- Force usage of specified driver instead of the automatically determined
driver. Available driver IDs:
cdd2600, plextor, plextor-scan, generic-mmc, generic-mmc-raw, ricoh-mp6200,
yamaha-cdr10x, teac-cdr55, sony-cdu920, sony-cdu948, taiyo-yuden, toshiba.
Specifying an illegal driver ID will give a list of available drivers.
Option flags may be used to modify the behavior of some drivers. See
README for details.
- --source-driver driver-id:option-flags
- Like above but used for the device specified with option
--source-device.
- --speed value
- Set the writing speed to value. Default is the highest possible
speed.
- --blank-mode mode
- Sets the blanking mode. Available modes are full and
minimal. Please consider that the data of minimally blanked disks
may be easily recovered. Use the full blanking mode for completely
erasing all data. The default blanking mode is minimal.
- --datafile file
- Used for read-toc, read-cd and copy. Set the default data
file placed in the toc-file by read-toc. Use "-" to
indicate STDIN. For commands read-cd and copy it specifies
the name of the created image file.
- --read-raw
- Only used for commands read-cd and read-toc. All data
sectors will be written as 2352 byte blocks including the sector header
and L-EC data to the image file. The track mode will be set to MODE1_RAW
or MODE2_RAW in the created toc-file.
- --read-subchan mode
- Used by commands read-cd, read-toc and copy.
Specifies the type of sub-channel data that is extracted from the source
CD and written to the track image or copied to the destination CD. Mode
may be rw for reading packed R-W sub-channel data (de-interleaved
and error corrected) and rw_raw for reading raw R-W sub-channel
data (not de-interleaved, not error corrected, L-EC data included in the
track image). If this option is not specified no sub-channel data will be
extracted.
- --no-mode2-mixed
- Only used for commands read-cd and read-toc. If we have
MODE2_FORM1 or MODE2_FORM2, don't extract it as MODE2_FORM_MIX.
toc-file.
- --tao-source
- This option indicates to the commands read-toc and read-cd
that the source CD was written in TAO mode. It will be assumed that the
pre-gap length between all tracks (except between two audio tracks) is the
standard 150 blocks plus the number of link blocks (usually 2). The number
of link blocks can be controlled with option --tao-source-adjust.
Use this option only if read-toc or read-cd give
error messages in the transition areas between two tracks. If you use
this option with pressed CDs or CDs written in DAO mode you will get
wrong results.
- --tao-source-adjust link-blocks
- Specifies the number of link blocks for tracks written in TAO mode. This
option has only an effect if option --tao-source is given.
- --fast-toc
- Only used for command read-toc. This option suppresses the pre-gap
length and index mark extraction which speeds up the read-toc process.
Standard 2 second pre-gaps (but no silence!) will be placed into the
toc-file. The resulting CD will sound like the source CD. Only the CD
player's display will behave slightly different in the transition area
between two tracks.
This option might help, too, if read-toc fails with your drive
otherwise.
- --buffers buffer-count
- Specifies the number of buffers that are allocated to avoid buffer under
runs. The minimal buffer count is fixed to 10, default is 32 except on
FreeBSD systems, on which default is 20. Each buffer holds 1 second of
audio data so that dividing buffer-count by the writing speed gives
the maximum time for which reading of audio data may be stalled.
- --multi
- If this option is given the session will not be closed after the audio
data is successfully written. It is possible to append another session on
such disks, e.g. to create a CD-EXTRA.
- --overburn
- By default cdrdao will not allow to write more data on a medium than
specified by the current medium. This option allows one to ignore this
condition.
- --eject
- Eject the CD-R after writing or write simulation.
- --swap
- Swap the byte order of all samples that are send to the CD-recorder.
- --session session-nr
- Used for read-toc and read-cd to specify the session which
should be processed on multi session CDs.
- --reload
- Indicates that the tray may be opened before writing without prompting the
user to reset the disk status after a simulation run.
- --force
- Forces the execution of an operation that otherwise would not be
performed.
- --paranoia-mode mode
- Sets the correction mode for digital audio extraction. 0: No checking,
data is copied directly from the drive. 1: Perform overlapped reading to
avoid jitter. 2: Like 1 but with additional checks of the read audio data.
3: Like 2 but with additional scratch detection and repair.
The extraction speed reduces from 0 to 3.
Default is the full paranoia mode (3).
- --keepimage
- If a CD is copied with command copy this option will cause that the
created image is not removed after the copy process has finished.
- --on-the-fly
- Perform CD copy on the fly without creating an image file.
- --with-cddb
- Enables the automatic fetching of CDDB data for use as CD-TEXT data for
commands copy, read-toc and read-cd.
- --cddb-servers server-list
- Sets space or ',' separated list of CDDB servers used for command
read-cddb or for commands where the --with-cddb option is
active. A server entry may have the following forms:
- <server>
- Connect to <server>, default cddbp port (888), use cddbp
protocol.
- <server>:<port>
- Connect to <server>, port <port>, use cddbp protocol.
- <server>:<cgi-bin-path>
- Connect to <server>, default http port (80), use http protocol, url:
<cgi-bin-path>.
- <server>:<port>:<cgi-bin-path>
- Connect to <server>, port <port>, use http protocol, url:
<cgi-bin-path>.
- <server>:<port>:<cgi-bin-path>:<proxy-server>
- Connect to <proxy-server>, default http port (80), use http
protocol, url:
http://<server>:<port>/<cgi-bin-path>.
- <server>:<port>:<cgi-bin-path>:<proxy-server>:<proxy-port>
- Connect to <proxy-server>, port <proxy-port>, use http
protocol, url: http://<server>:<port>/<cgi-bin-path>.
The <cgi-bin-path> is usually
"/~cddb/cddb.cgi".
All servers of the server list will be tried in the given
order until a successful connection can be established. For http proxy
servers the first successful connected http proxy server will be used
independent of the ability to connect to the target http server.
Example: freedb.freedb.org:/~cddb/cddb.cgi
- --cddb-timeout timeout
- Sets the timeout in seconds used for connections to CDDB servers.
- --cddb-directory directory
- Specifies the local CDDB database directory where fetched CDDB records
will be stored. If this option is not given a fetched CDDB record will not
be stored locally.
- --tmpdir directory
- Specifies the directory in which to store temporary data files created
from decoding MP3 and Ogg Vorbis files. By default, "/tmp" is
used.
- --keep
- Upon exit from cdrdao, do not delete temporary WAV files created from MP3
and Ogg Vorbis files.
- --save
- Saves some of the current options to the settings file
"$HOME/.cdrdao" and exit. See section ´SETTINGS´
for more details.
- -n
- Suppresses the 10 second pause before writing or simulating.
- -v verbose-level
- Sets verbose level. Levels > 2 are debug levels which produce a lot of
output.
The toc-file describes what data is written to the CD-R and allows
control over track/index positions, pre-gaps and sub-channel information. It
is a simple text file, use your favorite text editor to create it.
A toc-file contains an optional header and a sequence of
track specifications. Comments starting with '//' reaching until end of line
can be placed anywhere.
- CATALOG "ddddddddddddd"
- Specifies the optional catalog number of the CD. The string must contain
exactly 13 digits.
The following flags specify the type of session that will be
created. It is used to create the correct CD-TOC format and to check the
consistency of the track modes for the desired session type. If multiple
flags are given the last one will take effect.
- CD_DA
- The disc contains only audio tracks.
- CD_ROM
- The disc contains just mode 1 tracks or mode 1 and audio tracks (mixed
mode CD).
- CD_ROM_XA
- The disc contains mode 2 form 1 or mode 2 form 2 tracks. Audio tracks are
allowed, too. This type must be used if multi session disks are created
(option --multi).
- CD_TEXT { ... }
- Defines global CD-TEXT data like the album title and the used languages.
See the CD-TEXT section below for the syntax of the CD-TEXT block
contents.
- TRACK <track-mode> [<sub-channel-mode>]
- Starts a new track, the track number is incremented by 1. The length of a
track must be at least 4 seconds. The block length of the input data
depends on the <track-mode>: AUDIO: 2352 bytes (588 samples), MODE1:
2048 bytes, MODE1_RAW: 2352 bytes, MODE2: 2336 bytes, MODE2_FORM1: 2048
bytes, MODE2_FORM2: 2324 bytes, MODE2_FORM_MIX: 2336 bytes including the
sub-header, MODE2_RAW: 2352 bytes. The <sub-channel-mode> is
optional. If given it specifies the type of sub-channel data for each
sector. RW: packed R-W sub-channel data (96 bytes, L-EC data will be
generated if required), RW_RAW: raw R-W sub-channel data (interleaved and
L-EC data already calculated, 96 bytes). The block length is increased by
the sub-channel data length if a <sub-channel-mode> is specified. If
the input data length is not a multiple of the block length it will be
padded with zeros.
The following flags may follow the track start statement. They are
used to set sub-channel information for the current track. Each flag is
optional. If not given the following defaults are used: copy not permitted,
no pre emphasis, two channel audio, no ISRC code.
- [ NO ] COPY
- Sets or clears the copy permitted flag.
- [ NO ] PRE_EMPHASIS
- Sets or clears the pre emphasis flag (only for audio tracks).
- TWO_CHANNEL_AUDIO
- Indicates that track contains two channel audio data (only for audio
tracks).
- FOUR_CHANNEL_AUDIO
- Indicates that track contains four channel audio data (only for audio
tracks).
- ISRC "CCOOOYYSSSSS"
- Sets ISRC code of track (only for audio tracks).
C: country code (upper case letters or digits)
O: owner code (upper case letters or digits)
Y: year (digits)
S: serial number (digits)
An optional CD-TEXT block that defines the CD-TEXT data for this
track may follow. See the CD-TEXT section below for the syntax of the
CD-TEXT block contents.
- CD_TEXT { ... }
At least one of the following statements must appear to specify
the data for the current track. Lengths and start positions may be expressed
in samples (1/44100 seconds) for audio tracks or in bytes for data tracks.
It is also possible to give the length in blocks with the MSF format
'MM:SS:FF' specifying minutes, seconds and frames (0 <= 'FF' < 75) . A
frame equals one block.
If more than one statement is used the track will be composed by
concatenating the data in the specified order.
- SILENCE <length>
- Adds zero audio data of specified length to the current audio track.
Useful to create silent pre-gaps.
- ZERO <length>
- Adds zero data to data tracks. Must be used to define pre- or post-gaps
between tracks of different mode.
- [ FILE | AUDIOFILE ] "<filename>" <start> [ <length> ]
- Adds the audio data of specified file to the current audio track. It is
possible to select a portion of an audio file with <start> and
<length> which allows non destructive cutting. The first sample of
an audio file is addressed with <start> = 0. If <length> is
omitted or set to 0 all audio data from <start> until the end of
file is used.
Audio files may have raw or WAVE format with 16 bits per
sample, 44.1 kHz sampling rate, stereo. Raw files must have the layout
'MSBLeft LSBLeft MSBRight LSBRight ...' (big endian byte order). WAVE
files are expected to have little endian byte order. The option --swap
reverses the expected byte order for all raw and WAVE files. Only
filenames with a ".wav" ending are treated as WAVE files, all
other names are assumed to be raw audio files. Use tools like sox(1) to
convert other file formats to supported formats.
Specifying a "-" as filename causes data to be read
from STDIN. Currently only raw files are supported from STDIN.
If you are unsure about the byte order of your audio files try
the command 'show-data'. If the byte order is correct you will see a
sequence of increasing or decreasing numbers for both channels.
Otherwise numbers are jumping between very high and low values - high
volume static.
- DATAFILE "<filename>" [ <length> ]
- Adds data from given file to the current data track. If <length> is
omitted the actual file length will be used.
- FIFO "<fifo path>" <length>
- Adds data from specified FIFO path to the current audio or data track.
<length> must specify the amount of data that will be read from the
FIFO. The value is always in terms of bytes (scalar value) or in terms of
the block length (MSF value).
- START [ MM:SS:FF ]
- Defines the length of the pre-gap (position where index switches from 0 to
1). If the MSF value is omitted the current track length is used. If the
current track length is not a multiple of the block length the pre-gap
length will be rounded up to next block boundary.
If no START statement is given the track will not have a
pre-gap.
- PREGAP MM:SS:FF
- This is an alternate way to specify a pre-gap with zero audio data. It may
appear before the first SILENCE, ZERO or FILE statement. Either PREGAP or
START can be used within a track specification. It is equivalent to the
sequence
SILENCE MM:SS:FF
START
for audio tracks or
ZERO MM:SS:FF
START
for data tracks.
Nothing prevents mixing 'DATAFILE'/'ZERO' and
'AUDIOFILE'/'SILENCE' statements within the same track. The results,
however, are undefined.
The end of a track specification may contain zero or more index
increment statements:
- INDEX MM:SS:FF
- Increments the index number at given position within the track. The first
statement will increment from 1 to 2. The position is relative to the real
track start, not counting an existing pre-gap.
A CD-TEXT block may be placed in the global section to define data valid for the
whole CD and in each track specification of a toc-file. The global
section must define a language map that is used to map a
language-number to country codes. Up to 8 different languages can be
defined:
- LANGUAGE_MAP { 0 : c1 1 : c2 ... 7 : c7 }
- The country code may be an integer value in the range 0..255 or one of the
following countries (the corresponding integer value is placed in braces
behind the token): EN(9, English)
It is just necessary to define a mapping for the used languages.
If no mapping exists for a language-number the data for
this language will be ignored.
For each language a language block must exist that defines the
actual data for a certain language.
- LANGUAGE language-number { cd-text-item cd-text-data cd-text-item
cd-text-data ... }
- Defines the CD-TEXT items for given language-number which must be
defined in the language map.
The cd-text-data may be either a string enclosed by "
or binary data like
{ 0, 10, 255, ... }
where each integer number must be in the range 0..255.
The cd-text-item may be one of the following:
- TITLE
- String data: Title of CD or track.
- PERFORMER
- String data.
- SONGWRITER
- String data.
- COMPOSER
- String data.
- ARRANGER
- String data.
- MESSAGE
- String data. Message to the user.
- DISC_ID
- String data: Should only appear in the global CD-TEXT block. The format is
usually: XY12345
- GENRE
- Mixture of binary data (genre code) and string data. Should only appear in
the global CD-TEXT block. Useful entries will be created by
gcdmaster.
- TOC_INFO1
- Binary data: Optional table of contents 1. Should only appear in the
global CD-TEXT block.
- TOC_INFO2
- Binary data: Optional table of contents 2. Should only appear in the
global CD-TEXT block.
- UPC_EAN
- String data: This item should only appear in the global CD-TEXT block. Was
always an empty string on the CD-TEXT CDs I had access to.
- ISRC
- String data: ISRC code of track. The format is usually:
CC-OOO-YY-SSSSS
- SIZE_INFO
- Binary data: Contains summary about all CD-TEXT data and should only
appear in the global CD-TEXT block. The data will be automatically
(re)created when the CD-TEXT data is written.
If one of the CD-TEXT items TITLE, PERFORMER, SONGWRITER,
COMPOSER, ARRANGER, ISRC is defined for at least on track or in the
global section it must be defined for all tracks and in the global
section. If a DISC_ID item is defined in the global section, an ISRC
entry must be defined for each track.
Simple track without pre-gap with all audio data from WAVE file
"data.wav":
CD_DA
TRACK AUDIO
FILE "data.wav" 0
Standard track with two second pre-gap, ISRC code and CD-TEXT:
CD_DA
CD_TEXT {
LANGUAGE_MAP {
0 : EN
}
LANGUAGE 0 {
TITLE "CD Title"
PERFORMER "Performer"
DISC_ID "XY12345"
UPC_EAN ""
}
}
TRACK AUDIO
ISRC "DEXXX9800001"
CD_TEXT {
LANGUAGE 0 {
TITLE "Track Title"
PERFORMER "Performer"
ISRC "DE-XXX-98-00001"
}
}
PREGAP 0:2:0
FILE "data.wav" 0
Track with 10 second pre-gap containing audio data from raw file
"data.cdr":
CD_DA
TRACK AUDIO
FILE "data.cdr" 0
START 0:10:0
Composed track with data from different files. Pre-gap data and
length is taken from "pregapdata.wav". The first minute of
"track.cdr" is omitted and two seconds silence are inserted at
'2:0:0'. Index will be incremented after 2 and 4 minutes past track
start:
CD_DA
TRACK AUDIO
FILE "pregapdata.wav" 0
START
FILE "track.cdr" 1:0:0 1:0:0
SILENCE 0:2:0
FILE "track.cdr" 2:0:0
INDEX 2:0:0
INDEX 4:0:0
Mixed mode CD with a data track as first track followed by two
audio tracks.
CD_ROM
TRACK MODE1
DATAFILE "data_1"
ZERO 00:02:00 // post-gap
TRACK AUDIO
SILENCE 00:02:00 // pre-gap
START
FILE "data_2.wav" 0
TRACK AUDIO
FILE "data_3.wav" 0
Cue files may be used wherever a toc-file is expected. The corresponding
bin file is not taken from the FILE statement of a cue file but constructed
from the cue file name by replacing ".cue" by ".bin". The
cue file must have exactly one FILE statement.
Currently, following track modes are supported: MODE1/2048,
MODE1/2352, MODE2/2336, MODE2/2352. The CATALOG, ISRC and POSTGAP statements
are parsed but not evaluated, yet.
Some of the command line options can be stored as settings at following
locations. The files will be read on startup of cdrdao in that order:
1. /usr/local/etc/cdrdao.conf
2. $HOME/.cdrdao
Command line options will overwrite the loaded settings. The
settings file contains name - value pairs separated by a colon. String
values must be enclosed by ". The file is automatically written if the
command line option --save is used but it is also possible to modify
it manually. Following values are defined:
- write_device
- Device used for operations simulate, write, copy, blank, disk-info
and unlock. Corresponding option: --device
- write_driver
- Driver (including driver options) that is used for operations simulate,
write, copy, blank, disk-info and unlock. Corresponding option:
--driver
- write_speed
- Specifies writing speed. Corresponding option: --speed
- write_buffers
- Specifies fifo buffers used for recording. Corresponding option:
--buffers
- read_device
- Device used for operations read-toc, read-cd and copy.
Corresponding option: --device or --source-device
- read_driver
- Driver (including driver options) used for operations read-toc,
read-cd and copy. Corresponding option: --driver or
--source-driver
- read_paranoia_mode
- Paranoia mode used for operations read-cd and copy. Corresponding
option: --paranoia-mode
- cddb_server_list
- CDDB server list for read-cddb. Corresponding option:
--cddb-servers
- cddb_timeout
- CDDB connection timeout in seconds used by read-cddb. Corresponding
option: --cddb-timeout
- cddb_directory
- Local directory where fetched CDDB records will be stored, used by
read-cddb. Corresponding option: --cddb-directory
- tmp_file_dir
- Directory where temporary WAV files will be created from decoding MP3 and
Ogg Vorbis files. Corresponding option: --tmpdir
If the program is terminated during the write/simulation process used IPC
resources may not be released. Use ipcs(1) and ipcrm(1) to delete them.
Andreas Mueller mueller@daneb.ping.de [DEFUNCT]
Denis Leroy <denis@poolshark.org>
Manuel Clos <llanero@users.sourceforge.net>
cdrecord (1),cdda2wav (1),cdparanoia (1), sox
(1),ipcs (1), ipcrm (1)
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