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