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Add an example of using paranoia with libcdio.

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This commit is contained in:
rocky
2005-01-12 04:36:57 +00:00
parent 9cca1f3f05
commit 446c4adc4c
2 changed files with 121 additions and 2 deletions
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6
example/Makefile.am
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@@ -1,4 +1,4 @@
# $Id: Makefile.am,v 1.12 2004/11/22 01:03:53 rocky Exp $
# $Id: Makefile.am,v 1.13 2005/01/12 04:36:57 rocky Exp $
#
# Copyright (C) 2003, 2004 Rocky Bernstein <rocky@panix.com>
#
@@ -24,7 +24,7 @@ if DISABLE_CPP
noinst_PROGRAMS = cdtext drives iso1 iso2 iso3 scsi-mmc1 scsi-mmc2 \
tracks sample2 sample3 sample4
else
noinst_PROGRAMS = cdtext drives iso1 iso2 iso3 scsi-mmc1 scsi-mmc2 \
noinst_PROGRAMS = cdtext drives iso1 iso2 iso3 paranoia scsi-mmc1 scsi-mmc2 \
tracks sample2 sample3 sample4 iso1cpp iso2cpp iso3cpp
endif
@@ -34,6 +34,8 @@ cdtext_LDADD = $(LIBCDIO_LIBS)
drives_LDADD = $(LIBCDIO_LIBS)
paranoia_LDADD = $(LIBCDIO_PARANOIA_LIBS) $(LIBCDIO_CDDA_LIBS)
iso1_LDADD = $(LIBISO9660_LIBS) $(LIBCDIO_LIBS) $(LIBICONV)
iso2_LDADD = $(LIBISO9660_LIBS) $(LIBCDIO_LIBS) $(LIBICONV)
iso3_LDADD = $(LIBISO9660_LIBS) $(LIBCDIO_LIBS) $(LIBICONV)

117
example/paranoia.c Normal file
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@@ -0,0 +1,117 @@
/*
* Copyright (C) 2005 Rocky Bernstein <rocky@panix.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
/* Simple program to show using libcdio's version of cdparanoia. */
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <cdio/cdda.h>
#include <cdio/cd_types.h>
#include <stdio.h>
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
int
main(int argc, const char *argv[])
{
cdrom_drive_t *d = NULL; /* Place to store handle given by cd-parapnioa. */
driver_id_t driver_id;
char **ppsz_cd_drives; /* List of all drives with a loaded CDDA in it. */
/* See if we can find a device with a loaded CD-DA in it. If successful
drive_id will be set. */
ppsz_cd_drives = cdio_get_devices_with_cap_ret(NULL, CDIO_FS_AUDIO, false,
&driver_id);
if (ppsz_cd_drives) {
/* Found such a CD-ROM with a CD-DA loaded. Use the first drive in
the list. */
d=cdda_identify(*ppsz_cd_drives, 1, NULL);
} else {
printf("Unable find or access a CD-ROM drive with an audio CD in it.\n");
exit(1);
}
/* Don't need a list of CD's with CD-DA's any more. */
cdio_free_device_list(ppsz_cd_drives);
free(ppsz_cd_drives);
/* We'll set for verbose paranoia messages. */
cdda_verbose_set(d, CDDA_MESSAGE_PRINTIT, CDDA_MESSAGE_PRINTIT);
if ( 0 != cdda_open(d) ) {
printf("Unable to open disc.\n");
exit(1);
}
/* Okay now set up to read up to the first 300 frames of the first
audio track of the Audio CD. */
{
cdrom_paranoia_t *p = paranoia_init(d);
lsn_t i_first_lsn = cdda_disc_firstsector(d);
if ( -1 == i_first_lsn ) {
printf("Trouble getting starting LSN\n");
} else {
lsn_t i_cursor;
track_t i_track = cdda_sector_gettrack(d, i_first_lsn);
lsn_t i_last_lsn = cdda_track_lastsector(d, i_track);
/* For demo purposes we'll read only 300 frames (about 4
seconds). We don't want this to take too long. On the other
hand, I suppose it should be something close to a real test.
*/
if ( i_last_lsn - i_first_lsn > 300) i_last_lsn = i_first_lsn + 299;
printf("Reading track %d from LSN %ld to LSN %ld\n", i_track,
(long int) i_first_lsn, (long int) i_last_lsn);
/* Set reading mode for full paranoia, but allow skipping sectors. */
paranoia_modeset(p, PARANOIA_MODE_FULL^PARANOIA_MODE_NEVERSKIP);
paranoia_seek(p, i_first_lsn, SEEK_SET);
for ( i_cursor = i_first_lsn; i_cursor <= i_last_lsn; i_cursor ++) {
/* read a sector */
int16_t *p_readbuf=paranoia_read(p, NULL);
char *psz_err=cdda_errors(d);
char *psz_mes=cdda_messages(d);
if (psz_mes || psz_err)
printf("%s%s\n", psz_mes ? psz_mes: "", psz_err ? psz_err: "");
if (psz_err) free(psz_err);
if (psz_mes) free(psz_mes);
if( !p_readbuf ) {
printf("paranoia read error. Stopping.\n");
break;
}
}
}
paranoia_free(p);
}
cdda_close(d);
exit(0);
}