info.c
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上传日期:2009-03-27
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- /*****************************************************************************
- * info.c : CD digital audio input information routines
- *****************************************************************************
- * Copyright (C) 2004 VideoLAN
- * $Id: info.c 8845 2004-09-29 09:00:41Z rocky $
- *
- * Authors: 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 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
- *****************************************************************************/
- /*****************************************************************************
- * Preamble
- *****************************************************************************/
- #include "callback.h" /* FIXME - reorganize callback.h, cdda.h better */
- #include "cdda.h" /* private structures. Also #includes vlc things */
- #include <vlc_playlist.h> /* Has to come *after* cdda.h */
- #include <cdio/cdio.h>
- #include <cdio/cdtext.h>
- #include <cdio/logging.h>
- #include <cdio/cd_types.h>
- #include "info.h"
- #ifdef HAVE_ERRNO_H
- # include <errno.h>
- #endif
- #define CDDA_MRL_PREFIX "cddax://"
- #ifdef HAVE_LIBCDDB
- #define free_and_dup(var, val)
- if (var) free(var);
- if (val) var=strdup(val);
- static void
- GetCDDBInfo( access_t *p_access, cdda_data_t *p_cdda )
- {
- int i, i_matches;
- cddb_conn_t *conn = cddb_new();
- const CdIo *p_cdio = p_cdda->p_cdio;
- dbg_print( (INPUT_DBG_CALL), "" );
- #ifdef FIXME_NOW
- cddb_log_set_handler (uninit_log_handler);
- #endif
-
- if (!conn) {
- msg_Warn( p_access, "Unable to initialize libcddb" );
- goto cddb_destroy;
- }
-
- cddb_set_email_address( conn,
- config_GetPsz( p_access,
- MODULE_STRING "-cddb-email") );
-
- cddb_set_server_name( conn,
- config_GetPsz( p_access,
- MODULE_STRING "-cddb-server") );
-
- cddb_set_server_port(conn,
- config_GetInt( p_access,
- MODULE_STRING "-cddb-port") );
-
- /* Set the location of the local CDDB cache directory.
- The default location of this directory is */
-
- if (!config_GetInt( p_access, MODULE_STRING "-cddb-enable-cache" ))
- cddb_cache_disable(conn);
-
- cddb_cache_set_dir(conn,
- config_GetPsz( p_access,
- MODULE_STRING "-cddb-cachedir") );
-
- cddb_set_timeout(conn,
- config_GetInt( p_access, MODULE_STRING "-cddb-timeout") );
-
-
- if (config_GetInt( p_access, MODULE_STRING "-cddb-httpd" )) {
- cddb_http_enable(conn);
- } else
- cddb_http_disable(conn);
-
- p_cdda->cddb.disc = cddb_disc_new();
- if (!p_cdda->cddb.disc) {
- msg_Err( p_access, "Unable to create CDDB disc structure." );
- goto cddb_end;
- }
-
- for(i = 0; i < p_cdda->i_tracks; i++) {
- track_t i_track = p_cdda->i_first_track + i;
- cddb_track_t *t = cddb_track_new();
- t->frame_offset = cdio_get_track_lba(p_cdio, i_track);
- cddb_disc_add_track(p_cdda->cddb.disc, t);
- }
-
- p_cdda->cddb.disc->length =
- cdio_get_track_lba(p_cdio, CDIO_CDROM_LEADOUT_TRACK)
- / CDIO_CD_FRAMES_PER_SEC;
-
- if (!cddb_disc_calc_discid(p_cdda->cddb.disc)) {
- msg_Err( p_access, "CDDB disc ID calculation failed" );
- goto cddb_destroy;
- }
-
- i_matches = cddb_query(conn, p_cdda->cddb.disc);
- if (i_matches > 0) {
- if (i_matches > 1)
- msg_Warn( p_access, "Found %d matches in CDDB. Using first one.",
- i_matches);
- cddb_read(conn, p_cdda->cddb.disc);
-
- if (p_cdda->i_debug & INPUT_DBG_CDDB)
- cddb_disc_print(p_cdda->cddb.disc);
-
- } else {
- msg_Warn( p_access, "CDDB error: %s", cddb_error_str(errno));
- }
- cddb_destroy:
- cddb_destroy(conn);
- cddb_end: ;
- }
- #endif /*HAVE_LIBCDDB*/
- #define add_meta_val(FIELD, VLC_META, VAL)
- if ( p_cdda->p_meta && VAL) {
- vlc_meta_Add( p_cdda->p_meta, VLC_META, VAL );
- dbg_print( INPUT_DBG_META, "field %s: %sn", VLC_META, VAL );
- }
-
- #define add_cddb_meta(FIELD, VLC_META)
- add_meta_val(FIELD, VLC_META, p_cdda->cddb.disc->FIELD);
-
- #define add_cddb_meta_fmt(FIELD, FORMAT_SPEC, VLC_META)
- {
- char psz_buf[100];
- snprintf( psz_buf, sizeof(psz_buf)-1, FORMAT_SPEC,
- p_cdda->cddb.disc->FIELD );
- psz_buf[sizeof(psz_buf)-1] = ' ';
- add_meta_val(FIELD, VLC_META, psz_buf);
- }
- /* Adds a string-valued entry to the stream and media information if
- the string is not null or the null string.
- */
- #define add_info_str(CATEGORY, TITLE, FIELD)
- if (FIELD && strlen(FIELD)) {
- input_Control( p_cdda->p_input, INPUT_ADD_INFO, CATEGORY,
- _(TITLE), "%s", FIELD );
- }
-
- /* Adds a numeric-valued entry to the stream and media information
- if the number is not zero. */
- #define add_info_val(CATEGORY, TITLE, FMT, FIELD)
- if (FIELD) {
- input_Control( p_cdda->p_input, INPUT_ADD_INFO, CATEGORY,
- _(TITLE), FMT, FIELD );
- }
- /* Adds a CDDB string-valued entry to the stream and media information
- under category "Disc" if the string is not null or the null string.
- */
- #define add_cddb_disc_info_str(TITLE, FIELD)
- add_info_str("Disc", TITLE, p_cdda->cddb.disc->FIELD)
- /* Adds a CDDB numeric-valued entry to the stream and media information
- under category "Disc" if the string is not null or the null string.
- */
- #define add_cddb_disc_info_val(TITLE, FMT, FIELD)
- add_info_val("Disc", TITLE, FMT, p_cdda->cddb.disc->FIELD)
- /* Adds a CD-Text string-valued entry to the stream and media information
- under category "Disc" if the string is not null or the null string.
- */
- #define add_cdtext_info_str(CATEGORY, TITLE, INDEX, FIELD)
- add_info_str(CATEGORY, TITLE, p_cdda->p_cdtext[INDEX]->field[FIELD])
- /* Adds a CD-Text string-valued entry to the stream and media information
- under category "Disc" if the string is not null or the null string.
- */
- #define add_cdtext_disc_info_str(TITLE, FIELD)
- add_cdtext_info_str("Disc", TITLE, 0, FIELD)
- /*
- Gets and saves CDDA Meta Information about the CD.
- In the Control routine, we handle Meta Information requests and
- basically copy what we've saved here.
- Meta information is also used elsewhere such as in "stream and
- media info" or in playlist info. The intialization of CD-Text or CDDB
- is done here though.
- */
- void
- CDDAMetaInfo( access_t *p_access )
- {
- cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
- if ( ! p_cdda ) return;
- p_cdda->psz_mcn = cdio_get_mcn(p_cdda->p_cdio);
-
- #ifdef HAVE_LIBCDDB
- if ( p_cdda->b_cddb_enabled ) {
-
- GetCDDBInfo(p_access, p_cdda);
-
- if ( p_cdda->cddb.disc ) {
-
- p_cdda->p_meta = vlc_meta_New();
-
- add_cddb_meta(title, VLC_META_CDDB_TITLE);
- add_cddb_meta(artist, VLC_META_CDDB_ARTIST);
- add_cddb_meta(genre, VLC_META_CDDB_GENRE);
- add_cddb_meta(ext_data, VLC_META_CDDB_EXT_DATA);
-
- add_cddb_meta_fmt(year, "%d", VLC_META_CDDB_YEAR);
- add_cddb_meta_fmt(discid, "%x", VLC_META_CDDB_DISCID);
- }
- }
- #endif /*HAVE_LIBCDDB*/
- #define TITLE_MAX 30
-
- {
- track_t i = p_cdda->i_tracks;
- const int i_first_track = p_cdda->i_first_track;
- char psz_buffer[MSTRTIME_MAX_SIZE];
- mtime_t i_duration =
- (p_cdda->lsn[i_first_track+i] - p_cdda->lsn[i_first_track])
- / CDIO_CD_FRAMES_PER_SEC;
-
- dbg_print( INPUT_DBG_META, "Duration %ld", (long int) i_duration );
- input_Control( p_cdda->p_input, INPUT_ADD_INFO,
- _("Disc"), _("Duration"), "%s",
- secstotimestr( psz_buffer, i_duration ) );
-
- #ifdef HAVE_LIBCDDB
- if (p_cdda->b_cddb_enabled && p_cdda->cddb.disc) {
- add_cddb_disc_info_str("Artist (CDDB)", artist);
- add_cddb_disc_info_str("Genre (CDDB)", genre);
- add_cddb_disc_info_str("Extended Data (CDDB)", ext_data);
- add_cddb_disc_info_val("Year (CDDB)", "%d", year);
- add_cddb_disc_info_val("Disc ID (CDDB)", "%x", discid);
- add_cddb_disc_info_str("Title (CDDB)", title);
- add_info_str("Disc", "Category (CDDB)",
- CDDB_CATEGORY[p_cdda->cddb.disc->category]);
- }
- #endif /*HAVE_LIBCDDB*/
- p_cdda->p_cdtext[0] = cdio_get_cdtext(p_cdda->p_cdio, 0);
- if (p_cdda->p_cdtext[0]) {
- add_cdtext_disc_info_str("Arranger (CD-Text)", CDTEXT_ARRANGER);
- add_cdtext_disc_info_str("Composer (CD-Text)", CDTEXT_COMPOSER);
- add_cdtext_disc_info_str("Disc ID (CD-Text)", CDTEXT_DISCID);
- add_cdtext_disc_info_str("Genre (CD-Text)", CDTEXT_GENRE);
- add_cdtext_disc_info_str("Message (CD-Text)", CDTEXT_MESSAGE);
- add_cdtext_disc_info_str("Performer (CD-Text)", CDTEXT_PERFORMER);
- add_cdtext_disc_info_str("Songwriter (CD-Text)", CDTEXT_SONGWRITER);
- add_cdtext_disc_info_str("Title (CD-Text)", CDTEXT_TITLE);
- }
-
- for( i = 0 ; i < p_cdda->i_tracks ; i++ ) {
- char psz_track[TITLE_MAX];
- const track_t i_track = i_first_track + i;
- mtime_t i_duration = (p_cdda->lsn[i_track+1] - p_cdda->lsn[i_track])
- / CDIO_CD_FRAMES_PER_SEC;
- snprintf(psz_track, TITLE_MAX, "%s %02d", _("Track"), i_track);
- input_Control( p_cdda->p_input, INPUT_ADD_INFO, psz_track,
- _("Duration"), "%s",
- secstotimestr( psz_buffer, i_duration ) );
- p_cdda->p_cdtext[i_track] = cdio_get_cdtext(p_cdda->p_cdio, i_track);
-
- if (p_cdda->p_cdtext[i_track]) {
- add_cdtext_info_str(psz_track, "Arranger (CD-Text)", i_track,
- CDTEXT_ARRANGER);
- add_cdtext_info_str(psz_track, "Composer (CD-Text)", i_track,
- CDTEXT_COMPOSER);
- add_cdtext_info_str(psz_track, "Disc ID (CD-Text)", i_track,
- CDTEXT_DISCID);
- add_cdtext_info_str(psz_track, "Genre (CD-Text)", i_track,
- CDTEXT_GENRE);
- add_cdtext_info_str(psz_track, "Message (CD-Text)", i_track,
- CDTEXT_MESSAGE);
- add_cdtext_info_str(psz_track, "Performer (CD-Text)", i_track,
- CDTEXT_PERFORMER);
- add_cdtext_info_str(psz_track, "Songwriter (CD-Text)", i_track,
- CDTEXT_SONGWRITER);
- add_cdtext_info_str(psz_track, "Title (CD-Text)", i_track,
- CDTEXT_TITLE);
- }
- #ifdef HAVE_LIBCDDB
- if (p_cdda->b_cddb_enabled) {
- cddb_track_t *t=cddb_disc_get_track(p_cdda->cddb.disc, i);
- if (t != NULL) {
- add_info_str(psz_track, "Artist (CDDB)", t->artist);
- add_info_str(psz_track, "Title (CDDB)", t->title);
- add_info_str(psz_track, "Extended Data (CDDB)", t->ext_data);
- }
- }
- #endif /*HAVE_LIBCDDB*/
- }
- }
- }
- #define add_format_str_info(val)
- {
- const char *str = val;
- unsigned int len;
- if (val != NULL) {
- len=strlen(str);
- if (len != 0) {
- strncat(tp, str, TEMP_STR_LEN-(tp-temp_str));
- tp += len;
- }
- saw_control_prefix = false;
- }
- }
- #define add_format_num_info(val, fmt)
- {
- char num_str[10];
- unsigned int len;
- sprintf(num_str, fmt, val);
- len=strlen(num_str);
- if (len != 0) {
- strncat(tp, num_str, TEMP_STR_LEN-(tp-temp_str));
- tp += len;
- }
- saw_control_prefix = false;
- }
- /*!
- Take a format string and expand escape sequences, that is sequences that
- begin with %, with information from the current CD.
- The expanded string is returned. Here is a list of escape sequences:
- %a : The album artist **
- %A : The album information **
- %C : Category **
- %I : CDDB disk ID **
- %G : Genre **
- %M : The current MRL
- %m : The CD-DA Media Catalog Number (MCN)
- %n : The number of tracks on the CD
- %p : The artist/performer/composer in the track **
- %T : The track number **
- %s : Number of seconds in this track
- %t : The name **
- %Y : The year 19xx or 20xx **
- %% : a %
- */
- static char *
- CDDAFormatStr( const access_t *p_access, cdda_data_t *p_cdda,
- const char format_str[], const char *mrl, track_t i_track)
- {
- #define TEMP_STR_SIZE 256
- #define TEMP_STR_LEN (TEMP_STR_SIZE-1)
- static char temp_str[TEMP_STR_SIZE];
- size_t i;
- char * tp = temp_str;
- vlc_bool_t saw_control_prefix = false;
- size_t format_len = strlen(format_str);
- memset(temp_str, 0, TEMP_STR_SIZE);
- for (i=0; i<format_len; i++) {
- if (!saw_control_prefix && format_str[i] != '%') {
- *tp++ = format_str[i];
- saw_control_prefix = false;
- continue;
- }
- switch(format_str[i]) {
- case '%':
- if (saw_control_prefix) {
- *tp++ = '%';
- }
- saw_control_prefix = !saw_control_prefix;
- break;
- #ifdef HAVE_LIBCDDB
- case 'a':
- if (!p_cdda->b_cddb_enabled) goto not_special;
- if (p_cdda->cddb.disc)
- add_format_str_info(p_cdda->cddb.disc->artist);
- break;
- case 'A':
- if (!p_cdda->b_cddb_enabled) goto not_special;
- if (p_cdda->cddb.disc)
- add_format_str_info(p_cdda->cddb.disc->title);
- break;
- case 'C':
- if (!p_cdda->b_cddb_enabled) goto not_special;
- if (p_cdda->cddb.disc)
- add_format_str_info(CDDB_CATEGORY[p_cdda->cddb.disc->category]);
- break;
- case 'G':
- if (!p_cdda->b_cddb_enabled) goto not_special;
- if (p_cdda->cddb.disc)
- add_format_str_info(p_cdda->cddb.disc->genre);
- break;
- case 'I':
- if (!p_cdda->b_cddb_enabled) goto not_special;
- if (p_cdda->cddb.disc)
- add_format_num_info(p_cdda->cddb.disc->discid, "%x");
- break;
- case 'Y':
- if (!p_cdda->b_cddb_enabled) goto not_special;
- if (p_cdda->cddb.disc)
- add_format_num_info(p_cdda->cddb.disc->year, "%5d");
- break;
- case 't':
- if (p_cdda && p_cdda->b_cddb_enabled && p_cdda->cddb.disc) {
- cddb_track_t *t=cddb_disc_get_track(p_cdda->cddb.disc,
- i_track-1);
- if (t != NULL && t->title != NULL)
- add_format_str_info(t->title);
- } else goto not_special;
- break;
- case 'p':
- if (p_cdda->b_cddb_enabled && p_cdda->cddb.disc) {
- cddb_track_t *t=cddb_disc_get_track(p_cdda->cddb.disc,
- i_track-1);
- if (t != NULL && t->artist != NULL)
- add_format_str_info(t->artist);
- } else goto not_special;
- break;
- case 'e':
- if (p_cdda->b_cddb_enabled && p_cdda->cddb.disc) {
- cddb_track_t *t=cddb_disc_get_track(p_cdda->cddb.disc,
- i_track-1);
- if (t != NULL && t->ext_data != NULL)
- add_format_str_info(t->ext_data);
- } else goto not_special;
- break;
- case 's':
- if (p_cdda->b_cddb_enabled) {
- char psz_buffer[MSTRTIME_MAX_SIZE];
- mtime_t i_duration = (p_cdda->lsn[i_track+1] - p_cdda->lsn[i_track])
- / CDIO_CD_FRAMES_PER_SEC;
- add_format_str_info(secstotimestr( psz_buffer, i_duration ) );
- } else
- goto not_special;
- break;
- #endif /*HAVE_LIBCDDB*/
- case 'M':
- add_format_str_info(mrl);
- break;
- case 'm':
- add_format_str_info(p_cdda->psz_mcn);
- break;
- case 'n':
- add_format_num_info(p_cdda->i_tracks, "%d");
- break;
- case 'T':
- add_format_num_info(i_track, "%02d");
- break;
- #ifdef HAVE_LIBCDDB
- not_special:
- #endif
- default:
- *tp++ = '%';
- *tp++ = format_str[i];
- saw_control_prefix = false;
- }
- }
- return strdup(temp_str);
- }
- /* Adds a string-valued entry to the playlist information under "Track"
- if the string is not null or the null string.
- */
- #define add_playlist_track_info_str(TITLE, FIELD)
- if (FIELD && strlen(FIELD)) {
- playlist_ItemAddInfo( p_item, _("Track"), _(TITLE),
- "%s", FIELD);
- }
- void
- CDDACreatePlaylistItem(const access_t *p_access, cdda_data_t *p_cdda,
- playlist_t *p_playlist, track_t i_track,
- char *psz_mrl, int psz_mrl_max,
- const char *psz_source, int playlist_operation,
- int i_pos)
- {
- mtime_t i_duration = (p_cdda->lsn[i_track+1] - p_cdda->lsn[i_track])
- * (1000000 / CDIO_CD_FRAMES_PER_SEC) ;
- char *psz_title;
- char *config_varname = MODULE_STRING "-title-format";
- playlist_item_t *p_item;
- #ifdef HAVE_LIBCDDB
- if (p_cdda->b_cddb_enabled) {
- config_varname = MODULE_STRING "-cddb-title-format";
- }
- #endif /*HAVE_LIBCDDB*/
- snprintf(psz_mrl, psz_mrl_max, "%s%s@T%u",
- CDDA_MRL_PREFIX, psz_source, i_track);
- psz_title = CDDAFormatStr(p_access, p_cdda,
- config_GetPsz( p_access, config_varname ),
- psz_mrl, i_track);
- dbg_print( INPUT_DBG_META, "mrl: %s, title: %s, duration, %ld, pos %d",
- psz_mrl, psz_title, (long int) i_duration / 1000000 , i_pos );
- playlist_AddExt( p_playlist, psz_mrl, psz_title, playlist_operation,
- i_pos, i_duration , NULL, 0);
- if( i_pos == PLAYLIST_END ) i_pos = p_playlist->i_size - 1;
- vlc_mutex_lock( &p_playlist->object_lock );
- p_item = playlist_ItemGetByPos( p_playlist, i_pos );
- vlc_mutex_unlock( &p_playlist->object_lock );
- if( !p_item )
- return;
- vlc_mutex_lock( &p_item->input.lock );
- add_playlist_track_info_str("Source", psz_source);
- playlist_ItemAddInfo( p_item, _("Track"), _("Track Number"), "%d", i_track );
- if (p_cdda->p_cdtext[0]) {
- const cdtext_t *p = p_cdda->p_cdtext[0];
- add_playlist_track_info_str("Disc Arranger (CD-Text)",
- p->field[CDTEXT_ARRANGER]);
- add_playlist_track_info_str("Disc Composer (CD-Text)",
- p->field[CDTEXT_COMPOSER]);
- add_playlist_track_info_str("Disc ID (CD-Text)",
- p->field[CDTEXT_DISCID]);
- add_playlist_track_info_str("Disc Genre (CD-Text)",
- p->field[CDTEXT_GENRE]);
- add_playlist_track_info_str("Disc Message (CD-Text)",
- p->field[CDTEXT_MESSAGE]);
- add_playlist_track_info_str("Disc Performer (CD-Text)",
- p->field[CDTEXT_PERFORMER]);
- add_playlist_track_info_str("Disc Songwriter (CD-Text)",
- p->field[CDTEXT_SONGWRITER]);
- add_playlist_track_info_str("Disc Title (CD-Text)",
- p->field[CDTEXT_TITLE]);
- }
- if (p_cdda->p_cdtext[i_track]) {
- const cdtext_t *p = p_cdda->p_cdtext[i_track];
- add_playlist_track_info_str("Arranger (CD-Text)",
- p->field[CDTEXT_ARRANGER]);
- add_playlist_track_info_str("Composer (CD-Text)",
- p->field[CDTEXT_COMPOSER]);
- add_playlist_track_info_str("Genre (CD-Text)",
- p->field[CDTEXT_GENRE]);
- add_playlist_track_info_str("Message (CD-Text)",
- p->field[CDTEXT_MESSAGE]);
- add_playlist_track_info_str("Performer (CD-Text)",
- p->field[CDTEXT_PERFORMER]);
- add_playlist_track_info_str("Songwriter (CD-Text)",
- p->field[CDTEXT_SONGWRITER]);
- add_playlist_track_info_str("Title (CD-Text)",
- p->field[CDTEXT_TITLE]);
- }
-
- #ifdef HAVE_LIBCDDB
- if (p_cdda->b_cddb_enabled) {
- cddb_track_t *t=cddb_disc_get_track(p_cdda->cddb.disc,
- i_track-p_cdda->i_first_track);
- add_playlist_track_info_str("Disc Album (CDDB)",
- p_cdda->cddb.disc->title);
- add_playlist_track_info_str("Disc Artist(s) (CDDB)",
- p_cdda->cddb.disc->artist);
- add_playlist_track_info_str("Disc Category (CDDB)",
- CDDB_CATEGORY[p_cdda->cddb.disc->category]);
- add_playlist_track_info_str("Disc Genre (CDDB)",
- p_cdda->cddb.disc->genre);
- if ( p_cdda->cddb.disc->discid ) {
- playlist_ItemAddInfo( p_item, _("Track"), _("Disc ID (CDDB)"),
- "%x", p_cdda->cddb.disc->discid );
- }
- if (p_cdda->cddb.disc->year != 0) {
- playlist_ItemAddInfo( p_item, _("Track"), _("Year (CDDB)"),
- "%5d", p_cdda->cddb.disc->year );
- }
-
- if (t) {
- if (t->artist)
- add_playlist_track_info_str("Track Artist (CDDB)",
- t->artist);
- if (t->title)
- add_playlist_track_info_str("Track Title (CDDB)",
- t->title);
- }
- }
- #endif /*HAVE_LIBCDDB*/
- vlc_mutex_unlock( &p_item->input.lock );
- }
- int
- CDDAFixupPlaylist( access_t *p_access, cdda_data_t *p_cdda,
- const char *psz_source, vlc_bool_t b_single_track )
- {
- int i;
- playlist_t * p_playlist;
- char * psz_mrl;
- unsigned int psz_mrl_max = strlen(CDDA_MRL_PREFIX) + strlen(psz_source) +
- strlen("@T") + strlen("100") + 1;
- const track_t i_first_track = p_cdda->i_first_track;
- #ifdef HAVE_LIBCDDB
- p_cdda->b_cddb_enabled =
- config_GetInt( p_access, MODULE_STRING "-cddb-enabled" );
- if( b_single_track && !p_cdda->b_cddb_enabled ) return VLC_SUCCESS;
- #else
- if( b_single_track ) return VLC_SUCCESS;
- #endif
- psz_mrl = malloc( psz_mrl_max );
- if( psz_mrl == NULL )
- {
- msg_Warn( p_access, "out of memory" );
- return VLC_ENOMEM;
- }
- p_playlist = (playlist_t *) vlc_object_find( p_access, VLC_OBJECT_PLAYLIST,
- FIND_ANYWHERE );
- if( !p_playlist )
- {
- msg_Warn( p_access, "can't find playlist" );
- free(psz_mrl);
- return VLC_EGENERIC;
- }
- CDDAMetaInfo(p_access);
- if (b_single_track) {
- /* May fill out more information when the playlist user interface becomes
- more mature.
- */
- track_t i_track = p_cdda->i_track;
- input_title_t *t = p_cdda->p_title[i_track-i_first_track] =
- vlc_input_title_New();
-
- asprintf( &t->psz_name, _("Track %i"), i_track );
- t->i_size = p_access->info.i_size =
- ( p_cdda->lsn[i_track+1] - p_cdda->lsn[i_track] ) *
- (int64_t) CDIO_CD_FRAMESIZE_RAW;
-
- t->i_length = I64C(1000000) * t->i_size / CDDA_FREQUENCY_SAMPLE / 4;
- CDDACreatePlaylistItem(p_access, p_cdda, p_playlist, i_track,
- psz_mrl, psz_mrl_max, psz_source, PLAYLIST_REPLACE,
- p_playlist->i_index);
- p_cdda->i_titles = 1;
- } else {
- for( i = 0 ; i < p_cdda->i_tracks ; i++ )
- {
- const track_t i_track = i_first_track + i;
- input_title_t *t = p_cdda->p_title[i] = vlc_input_title_New();
-
- asprintf( &t->psz_name, _("Track %i"), i_track );
- t->i_size = ( p_cdda->lsn[i_track+1] - p_cdda->lsn[i_track] ) *
- (int64_t) CDIO_CD_FRAMESIZE_RAW;
-
- t->i_length = I64C(1000000) * t->i_size / CDDA_FREQUENCY_SAMPLE / 4;
- CDDACreatePlaylistItem(p_access, p_cdda, p_playlist, i_track,
- psz_mrl, psz_mrl_max, psz_source,
- PLAYLIST_APPEND, PLAYLIST_END);
- }
- p_cdda->i_titles = p_cdda->i_tracks; /* should be +1 */
- p_access->info.i_size =
- (p_cdda->lsn[i_first_track + p_cdda->i_tracks]
- - p_cdda->lsn[i_first_track]) * (int64_t) CDIO_CD_FRAMESIZE_RAW;
- }
- return VLC_SUCCESS;
- }