102 lines
3.0 KiB
C
102 lines
3.0 KiB
C
/*
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* Copyright (C) 2005, 2006 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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/* Simple program to show using libcdio's version of the CD-DA
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paranoia library. But in this version, we'll open a cdio object before
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calling paranoia's open. I imagine in many cases such as media
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players this may be what will be done since, one may want to get
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CDDB/CD-Text info beforehand.
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*/
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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-paranoia. */
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char **ppsz_cd_drives; /* List of all drives with a loaded CDDA in it. */
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CdIo_t *p_cdio = NULL;
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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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p_cdio = cdio_open(*ppsz_cd_drives, DRIVER_UNKNOWN);
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d=cdio_cddap_identify_cdio(p_cdio, 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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if ( !d ) {
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printf("Unable to identify audio CD disc.\n");
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exit(1);
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}
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/* We'll set for verbose paranoia messages. */
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cdio_cddap_verbose_set(d, CDDA_MESSAGE_PRINTIT, CDDA_MESSAGE_PRINTIT);
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if ( 0 != cdio_cddap_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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/* In the paranoia example was a reading. Here we are going to do
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something trivial (but I think neat any way - get the Endian-ness
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of the drive. */
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{
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const int i_endian = data_bigendianp(d);
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switch (i_endian) {
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case 0:
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printf("Drive returns audio data Little Endian."
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" Your drive is like most.\n");
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break;
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case 1:
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printf("Drive returns audio data Big Endian.\n");
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break;
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case -1:
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printf("Don't know whether drive is Big or Little Endian.\n");
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break;
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default:
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printf("Whoah - got a return result I'm not expecting %d.\n",
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i_endian);
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break;
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}
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}
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cdio_cddap_close_no_free_cdio(d);
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cdio_destroy( p_cdio );
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exit(0);
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}
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