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/*
$Id: cdtext.h,v 1.14 2008/03/25 15:59:08 karl Exp $
Copyright (C) 2004, 2005, 2008 Rocky Bernstein <rocky@gnu.org>
adapted from cuetools
Copyright (C) 2003 Svend Sanjay Sorensen <ssorensen@fastmail.fm>
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 3 of the License, 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, see <http://www.gnu.org/licenses/>.
*/
/*!
* \file cdtext.h
*
* \brief The top-level header for CD-Text information. Applications
* include this for CD-Text access.
*/
#ifndef __CDIO_CDTEXT_H__
#define __CDIO_CDTEXT_H__
#include <cdio/cdio.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define MAX_CDTEXT_FIELDS 13
#define MIN_CDTEXT_FIELD 0
/*! \brief structure for holding CD-Text information
@see cdtext_init, cdtext_destroy, cdtext_get, and cdtext_set.
*/
struct cdtext {
char *field[MAX_CDTEXT_FIELDS];
};
/*! \brief A list of all of the CD-Text fields. Because
the interval has no gaps, we can use ++ to iterate over fields.
*/
typedef enum {
CDTEXT_ARRANGER = 0, /**< name(s) of the arranger(s) */
CDTEXT_COMPOSER = 1, /**< name(s) of the composer(s) */
CDTEXT_DISCID = 2, /**< disc identification information */
CDTEXT_GENRE = 3, /**< genre identification and genre information */
CDTEXT_MESSAGE = 4, /**< ISRC code of each track */
CDTEXT_ISRC = 5, /**< message(s) from the content provider or artist */
CDTEXT_PERFORMER = 6, /**< name(s) of the performer(s) */
CDTEXT_SIZE_INFO = 7, /**< size information of the block */
CDTEXT_SONGWRITER = 8, /**< name(s) of the songwriter(s) */
CDTEXT_TITLE = 9, /**< title of album name or track titles */
CDTEXT_TOC_INFO = 10, /**< table of contents information */
CDTEXT_TOC_INFO2 = 11, /**< second table of contents information */
CDTEXT_UPC_EAN = 12,
CDTEXT_INVALID = MAX_CDTEXT_FIELDS
} cdtext_field_t;
/*! Return string representation of the enum values above */
const char *cdtext_field2str (cdtext_field_t i);
/*! Initialize a new cdtext structure.
When the structure is no longer needed, release the
resources using cdtext_delete.
*/
void cdtext_init (cdtext_t *cdtext);
/*! Free memory assocated with cdtext*/
void cdtext_destroy (cdtext_t *cdtext);
/*! returns an allocated string associated with the given field. NULL is
returned if key is CDTEXT_INVALID or the field is not set.
The user needs to free the string when done with it.
@see cdio_get_const to retrieve a constant string that doesn't
have to be freed.
*/
char *cdtext_get (cdtext_field_t key, const cdtext_t *cdtext);
/*! returns a const string associated with the given field. NULL is
returned if key is CDTEXT_INVALID or the field is not set.
Don't use the string when the cdtext object (i.e. the CdIo_t object
you got it from) is no longer valid.
@see cdio_get to retrieve an allocated string that persists past
the cdtext object.
*/
const char *cdtext_get_const (cdtext_field_t key, const cdtext_t *cdtext);
/*!
returns enum of keyword if key is a CD-Text keyword,
returns MAX_CDTEXT_FIELDS non-zero otherwise.
*/
cdtext_field_t cdtext_is_keyword (const char *key);
/*!
sets cdtext's keyword entry to field
*/
void cdtext_set (cdtext_field_t key, const char *value, cdtext_t *cdtext);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __CDIO_CDTEXT_H__ */
/*
* Local variables:
* c-file-style: "gnu"
* tab-width: 8
* indent-tabs-mode: nil
* End:
*/
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