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Date:      Thu, 6 Jun 2002 18:04:01 -0400
From:      Brian Reichert <reichert@numachi.com>
To:        hackers@freebsd.org
Subject:   accessing data track of multimedia CD?
Message-ID:  <20020606180401.A3240@numachi.com>

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I've been beating my head for hours against a wall trying to research
this:

Under FreeBSD (4.5-RELEASE), with an ATAPI device (/dev/acd0c), how
can I mount, or otherwise access the data in a 'data track' of a
'multimedia CD'?

cdda2wav shows me:

  % /usr/local/bin/cdda2wav -D /dev/cdrom -I cooked_ioctl -J -N -H -g -v 1
  266240 bytes buffer memory requested, 4 buffers, 27 sectors
  #Cdda2wav version 1.10_freebsd_4.5-release_i386_i386 real time sched.
  soundcard support
  cannot read sector: Invalid argument
  cannot read sector: Invalid argument
  Tracks:11 61:19.31
  CDINDEX discid: rXTo7Z0JXsSpUQDWb7Wgd0NaHqQ-
  CDDB discid: 0x830e5d0b
  CD-Text: not detected
  CD-Extra: detected
  Album title: '' from ''
  T01:       0  5:36.38 audio linear copydenied stereo title '' from ''
  T02:   25238  3:34.58 audio linear copydenied stereo title '' from ''
  T03:   41346  4:37.07 audio linear copydenied stereo title '' from ''
  T04:   62128  5:59.47 audio linear copydenied stereo title '' from ''
  T05:   89100  4:04.50 audio linear copydenied stereo title '' from ''
  T06:  107450  7:48.09 audio linear copydenied stereo title '' from ''
  T07:  142559  4:15.21 audio linear copydenied stereo title '' from ''
  T08:  161705  4:36.25 audio linear copydenied stereo title '' from ''
  T09:  182430  5:08.38 audio linear copydenied stereo title '' from ''
  T10:  205568  5:58.00 audio linear copydenied stereo title '' from ''
  T11:  243818  7:06.38 data uninterrupted copydenied N/A
  Leadout:  275806

This last track is the one I'm curious about.

_What_ is it?  I've tried to mount the disc as a CD-ROM, to no avail...

I don't even know how to isolate that data; I've been losing a fight
trying to find the right arguments to 'readcd'...

I'd appreciate any advice...

-- 
Brian 'you Bastard' Reichert		<reichert@numachi.com>
37 Crystal Ave. #303			Daytime number: (603) 434-6842
Derry NH 03038-1713 USA			Intel architecture: the left-hand path

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