git.sesse.net Git - vlc/blob - modules/access/cdda/access.c

   1 /*****************************************************************************
   2  * cddax.c : CD digital audio input module for vlc using libcdio
   3  *****************************************************************************
   4  * Copyright (C) 2000,2003 VideoLAN
   5  * $Id: access.c,v 1.22 2004/01/07 07:21:31 rocky Exp $
   6  *
   7  * Authors: Rocky Bernstein <rocky@panix.com>
   8  *          Laurent Aimar <fenrir@via.ecp.fr>
   9  *          Gildas Bazin <gbazin@netcourrier.com>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  24  *****************************************************************************/
  25
  26 /*****************************************************************************
  27  * Preamble
  28  *****************************************************************************/
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31
  32 #include <vlc/vlc.h>
  33 #include <vlc/intf.h>
  34
  35 #include <sys/types.h>
  36 #include <cdio/cdio.h>
  37 #include <cdio/cd_types.h>
  38
  39 #include "codecs.h"
  40 #include "vlc_keys.h"
  41
  42 #ifdef HAVE_UNISTD_H
  43 #   include <unistd.h>
  44 #endif
  45
  46 #ifdef HAVE_ERRNO_H
  47 #   include <errno.h>
  48 #endif
  49
  50 #include <string.h>
  51
  52 #include "cdda.h"
  53
  54 /* how many blocks Open will read in each loop */
  55 #define CDDA_BLOCKS_ONCE 1
  56 #define CDDA_DATA_ONCE   (CDDA_BLOCKS_ONCE * CDIO_CD_FRAMESIZE_RAW)
  57
  58 #define CDDA_MRL_PREFIX "cddax://"
  59
  60 /* FIXME: This variable is a hack. Would be nice to eliminate. */
  61 static input_thread_t *p_cdda_input = NULL;
  62
  63 /*****************************************************************************
  64  * Local prototypes
  65  *****************************************************************************/
  66 static int  CDDARead         ( input_thread_t *, byte_t *, size_t );
  67 static void CDDASeek         ( input_thread_t *, off_t );
  68 static int  CDDASetArea      ( input_thread_t *, input_area_t * );
  69 static int  CDDASetProgram   ( input_thread_t *, pgrm_descriptor_t * );
  70
  71 static int  CDDAFixupPlayList( input_thread_t *p_input,
  72                               cdda_data_t *p_cdda, const char *psz_source,
  73                               bool play_single_track);
  74
  75 /****************************************************************************
  76  * Private functions
  77  ****************************************************************************/
  78
  79 /* process messages that originate from libcdio. */
  80 static void
  81 cdio_log_handler (cdio_log_level_t level, const char message[])
  82 {
  83   cdda_data_t *p_cdda = (cdda_data_t *)p_cdda_input->p_access_data;
  84   switch (level) {
  85   case CDIO_LOG_DEBUG:
  86   case CDIO_LOG_INFO:
  87     if (p_cdda->i_debug & INPUT_DBG_CDIO)
  88       msg_Dbg( p_cdda_input, message);
  89     break;
  90   case CDIO_LOG_WARN:
  91     msg_Warn( p_cdda_input, message);
  92     break;
  93   case CDIO_LOG_ERROR:
  94   case CDIO_LOG_ASSERT:
  95     msg_Err( p_cdda_input, message);
  96     break;
  97   default:
  98     msg_Warn( p_cdda_input, message,
  99             _("The above message had unknown vcdimager log level"),
 100             level);
 101   }
 102   return;
 103 }
 104
 105
 106 #ifdef HAVE_LIBCDDB
 107 /*! This routine is called by libcddb routines on error.
 108    Setup is done by init_input_plugin.
 109 */
 110 static void
 111 cddb_log_handler (cddb_log_level_t level, const char message[])
 112 {
 113   cdda_data_t *p_cdda = (cdda_data_t *)p_cdda_input->p_access_data;
 114   switch (level) {
 115   case CDDB_LOG_DEBUG:
 116   case CDDB_LOG_INFO:
 117     if (!(p_cdda->i_debug & INPUT_DBG_CDDB)) return;
 118     /* Fall through if to warn case */
 119   default:
 120     cdio_log_handler (level, message);
 121   }
 122 }
 123 #endif /*HAVE_LIBCDDB*/
 124
 125
 126 /*! This routine is when xine is not fully set up (before full initialization)
 127    or is not around (before finalization).
 128 */
 129 static void
 130 uninit_log_handler (cdio_log_level_t level, const char message[])
 131 {
 132   cdda_data_t *p_cdda = (cdda_data_t *)p_cdda_input->p_access_data;
 133   switch (level) {
 134   case CDIO_LOG_DEBUG:
 135   case CDIO_LOG_INFO:
 136     if (!(p_cdda->i_debug & (INPUT_DBG_CDIO|INPUT_DBG_CDDB)))
 137       return;
 138     /* Fall through if to warn case */
 139   case CDIO_LOG_WARN:
 140     fprintf(stderr, "WARN: %s\n", message);
 141     break;
 142   case CDIO_LOG_ERROR:
 143     fprintf(stderr, "ERROR: %s\n", message);
 144     break;
 145   case CDIO_LOG_ASSERT:
 146     fprintf(stderr, "ASSERT ERROR: %s\n", message);
 147     break;
 148   default:
 149     fprintf(stderr, "UNKNOWN ERROR: %s\n%s %d\n",
 150             message,
 151             _("The above message had unknown cdio log level"),
 152             level);
 153   }
 154
 155   /* gl_default_cdio_log_handler (level, message); */
 156 }
 157
 158 /*****************************************************************************
 159  * CDDAPlay: Arrange things so we play the specified track.
 160  * VLC_TRUE is returned if there was no error.
 161  *****************************************************************************/
 162 vlc_bool_t
 163 CDDAPlay( input_thread_t *p_input, int i_track )
 164 {
 165   cdda_data_t *p_cdda = (cdda_data_t *) p_input->p_access_data;
 166
 167   if( i_track >= p_cdda->i_nb_tracks || i_track < 1 )
 168     return VLC_FALSE;
 169
 170   CDDASetArea( p_input, p_input->stream.pp_areas[i_track] );
 171   return VLC_TRUE;
 172 }
 173
 174 /*****************************************************************************
 175  * CDDARead: reads from the CDDA into PES packets.
 176  *****************************************************************************
 177  * Returns -1 in case of error, 0 in case of EOF, otherwise the number of
 178  * bytes.
 179  *****************************************************************************/
 180 static int CDDARead( input_thread_t * p_input, byte_t * p_buffer,
 181                      size_t i_len )
 182 {
 183     cdda_data_t *           p_cdda;
 184     int                     i_blocks;
 185     int                     i_index;
 186     int                     i_read;
 187
 188     p_cdda = (cdda_data_t *)p_input->p_access_data;
 189
 190     i_read = 0;
 191
 192     /* Compute the number of blocks we have to read */
 193
 194     i_blocks = i_len / CDIO_CD_FRAMESIZE_RAW;
 195
 196     for ( i_index = 0; i_index < i_blocks; i_index++ )
 197     {
 198
 199       if (cdio_read_audio_sector(p_cdda->p_cddev->cdio, p_buffer,
 200                                  p_cdda->i_sector) != 0)
 201         {
 202           msg_Err( p_input, "could not read sector %d", p_cdda->i_sector );
 203           return -1;
 204         }
 205
 206         p_cdda->i_sector ++;
 207         if ( p_cdda->i_sector == p_cdda->p_sectors[p_cdda->i_track + 1] )
 208         {
 209             input_area_t *p_area;
 210
 211             dbg_print( (INPUT_DBG_LSN|INPUT_DBG_CALL),
 212                        "end of track, cur: %u", p_cdda->i_sector );
 213
 214             /*???? if ( p_cdda->i_track >= p_cdda->i_nb_tracks - 1 )*/
 215                 return 0; /* EOF */
 216
 217             vlc_mutex_lock( &p_input->stream.stream_lock );
 218             p_area = p_input->stream.pp_areas[
 219                     p_input->stream.p_selected_area->i_id + 1 ];
 220
 221             p_area->i_part = 1;
 222             CDDASetArea( p_input, p_area );
 223             vlc_mutex_unlock( &p_input->stream.stream_lock );
 224         }
 225         i_read += CDIO_CD_FRAMESIZE_RAW;
 226     }
 227
 228     if ( i_len % CDIO_CD_FRAMESIZE_RAW ) /* this should not happen */
 229     {
 230         msg_Err( p_input, "must read full sectors" );
 231     }
 232
 233     return i_read;
 234 }
 235
 236 /*****************************************************************************
 237  * CDDASetProgram: Does nothing since a CDDA is mono_program
 238  *****************************************************************************/
 239 static int CDDASetProgram( input_thread_t * p_input,
 240                            pgrm_descriptor_t * p_program)
 241 {
 242     cdda_data_t * p_cdda= (cdda_data_t *) p_input->p_access_data;
 243     dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT), "" );
 244     return 0;
 245 }
 246
 247 /*****************************************************************************
 248  * CDDASetArea: initialize input data for title x.
 249  * It should be called for each user navigation request.
 250  ****************************************************************************/
 251 static int CDDASetArea( input_thread_t * p_input, input_area_t * p_area )
 252 {
 253     cdda_data_t *p_cdda = (cdda_data_t*) p_input->p_access_data;
 254     vlc_value_t val;
 255
 256     dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT), "");
 257
 258     /* we can't use the interface slider until initilization is complete */
 259     p_input->stream.b_seekable = 0;
 260
 261     if( p_area != p_input->stream.p_selected_area )
 262     {
 263         /* Change the default area */
 264         p_input->stream.p_selected_area = p_area;
 265
 266         /* Change the current track */
 267         p_cdda->i_track = p_area->i_id - 1;
 268         p_cdda->i_sector = p_cdda->p_sectors[p_cdda->i_track];
 269
 270         /* Update the navigation variables without triggering a callback */
 271         val.i_int = p_area->i_id;
 272         var_Change( p_input, "title", VLC_VAR_SETVALUE, &val, NULL );
 273     }
 274
 275     p_cdda->i_sector = p_cdda->p_sectors[p_cdda->i_track];
 276
 277     p_input->stream.p_selected_area->i_tell =
 278         (off_t)p_cdda->i_sector * (off_t)CDIO_CD_FRAMESIZE_RAW
 279          - p_input->stream.p_selected_area->i_start;
 280
 281     /* warn interface that something has changed */
 282     p_input->stream.b_seekable = 1;
 283     p_input->stream.b_changed = 1;
 284
 285     return 0;
 286 }
 287
 288 /****************************************************************************
 289  * CDDASeek
 290  ****************************************************************************/
 291 static void CDDASeek( input_thread_t * p_input, off_t i_off )
 292 {
 293     cdda_data_t * p_cdda;
 294
 295     p_cdda = (cdda_data_t *) p_input->p_access_data;
 296
 297     p_cdda->i_sector = p_cdda->p_sectors[p_cdda->i_track]
 298                        + i_off / (off_t)CDIO_CD_FRAMESIZE_RAW;
 299
 300     vlc_mutex_lock( &p_input->stream.stream_lock );
 301     p_input->stream.p_selected_area->i_tell =
 302         (off_t)p_cdda->i_sector * (off_t)CDIO_CD_FRAMESIZE_RAW
 303          - p_input->stream.p_selected_area->i_start;
 304
 305     vlc_mutex_unlock( &p_input->stream.stream_lock );
 306
 307     dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT|INPUT_DBG_SEEK),
 308     "sector %ud, offset: %lld, i_tell: %lld",  p_cdda->i_sector, i_off,
 309                p_input->stream.p_selected_area->i_tell );
 310
 311 }
 312
 313 #define meta_info_add_str(title, str)                          \
 314   if ( str ) {                                                 \
 315     dbg_print( INPUT_DBG_META, "field %s: %s\n", title, str);  \
 316     input_AddInfo( p_cat, _(title), "%s", str );               \
 317     playlist_AddInfo( p_playlist, -1, p_cat->psz_name,         \
 318                       _(title), "%s" , str );                  \
 319   }
 320
 321
 322 static void InformationCreate( input_thread_t *p_input  )
 323 {
 324   cdda_data_t *p_cdda = (cdda_data_t *) p_input->p_access_data;
 325   playlist_t *p_playlist = vlc_object_find( p_input, VLC_OBJECT_PLAYLIST,
 326                                             FIND_PARENT );
 327   input_info_category_t *p_cat;
 328
 329   p_cat = input_InfoCategory( p_input, "General" );
 330
 331
 332 #ifdef HAVE_LIBCDDB
 333   if (p_cdda->i_cddb_enabled) {
 334
 335     meta_info_add_str( "Title", p_cdda->cddb.disc->title );
 336     meta_info_add_str( "Artist", p_cdda->cddb.disc->artist );
 337     meta_info_add_str( "Genre", p_cdda->cddb.disc->genre );
 338     meta_info_add_str( "Extended Data", p_cdda->cddb.disc->ext_data );
 339     {
 340       char year[5];
 341       if (p_cdda->cddb.disc->year != 0) {
 342         snprintf(year, 5, "%d", p_cdda->cddb.disc->year);
 343         meta_info_add_str( "Year", year );
 344       }
 345       if ( p_cdda->cddb.disc->discid ) {
 346         input_AddInfo( p_cat, _("CDDB Disc ID"), "%x",
 347                        p_cdda->cddb.disc->discid );
 348       }
 349
 350       if ( p_cdda->cddb.disc->category != CDDB_CAT_INVALID ) {
 351         input_AddInfo( p_cat, _("CDDB Disc Category"), "%s",
 352                        CDDB_CATEGORY[p_cdda->cddb.disc->category] );
 353       }
 354
 355     }
 356   }
 357
 358 #endif /*HAVE_LIBCDDB*/
 359 #define TITLE_MAX 30
 360
 361   {
 362     track_t i_track = p_cdda->i_nb_tracks;
 363     char psz_buffer[MSTRTIME_MAX_SIZE];
 364     mtime_t i_duration =
 365       (p_cdda->p_sectors[i_track] - p_cdda->p_sectors[0])
 366       / CDIO_CD_FRAMES_PER_SEC;
 367
 368     dbg_print( INPUT_DBG_META, "Duration %ld", (long int) i_duration );
 369     input_AddInfo( p_cat, _("Duration"), "%s",
 370                    secstotimestr( psz_buffer, i_duration ) );
 371
 372     for( i_track = 0 ; i_track < p_cdda->i_nb_tracks ; i_track++ ) {
 373       char track_str[TITLE_MAX];
 374       mtime_t i_duration =
 375         (p_cdda->p_sectors[i_track+1] - p_cdda->p_sectors[i_track])
 376         / CDIO_CD_FRAMES_PER_SEC;
 377       snprintf(track_str, TITLE_MAX, "%s %02d", _("Track"), i_track+1);
 378       p_cat = input_InfoCategory( p_input, track_str );
 379       input_AddInfo( p_cat, _("Duration"), "%s",
 380                      secstotimestr( psz_buffer, i_duration ) );
 381
 382 #ifdef HAVE_LIBCDDB
 383       if (p_cdda->i_cddb_enabled) {
 384         cddb_track_t *t=cddb_disc_get_track(p_cdda->cddb.disc,
 385                                             i_track);
 386         if (t != NULL && t->artist != NULL) {
 387           input_AddInfo( p_cat, _("Artist"), "%s", t->artist );
 388           input_AddInfo( p_cat, _("Title"), "%s",  t->title );
 389         }
 390       }
 391 #endif
 392     }
 393   }
 394
 395   if( p_playlist ) vlc_object_release( p_playlist );
 396 }
 397
 398
 399 #ifdef HAVE_LIBCDDB
 400
 401 #define free_and_dup(var, val) \
 402   if (var) free(var);          \
 403   if (val) var=strdup(val);
 404
 405
 406 static void
 407 GetCDDBInfo( const input_thread_t *p_input, cdda_data_t *p_cdda )
 408 {
 409
 410   dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT), "" );
 411
 412   if (config_GetInt( p_input, MODULE_STRING "-cddb-enabled" )) {
 413     int i, i_matches;
 414     cddb_conn_t  *conn = cddb_new();
 415     const CdIo *cdio = p_cdda->p_cddev->cdio;
 416
 417
 418     cddb_log_set_handler (uninit_log_handler);
 419
 420     if (!conn) {
 421       msg_Warn( p_input, "unable to initialize libcddb" );
 422       goto cddb_destroy;
 423     }
 424
 425     cddb_set_email_address( conn,
 426                             config_GetPsz( p_input,
 427                                            MODULE_STRING "-cddb-email") );
 428
 429     cddb_set_server_name( conn,
 430                           config_GetPsz( p_input,
 431                                          MODULE_STRING "-cddb-server") );
 432
 433     cddb_set_server_port(conn,
 434                           config_GetInt( p_input,
 435                                          MODULE_STRING "-cddb-port") );
 436
 437     /* Set the location of the local CDDB cache directory.
 438        The default location of this directory is */
 439
 440     if (!config_GetInt( p_input, MODULE_STRING "-cddb-enable-cache" ))
 441       cddb_cache_disable(conn);
 442
 443     cddb_cache_set_dir(conn,
 444                        config_GetPsz( p_input,
 445                                       MODULE_STRING "-cddb-cachedir") );
 446
 447     cddb_set_timeout(conn,
 448                      config_GetInt( p_input, MODULE_STRING "-cddb-timeout") );
 449
 450
 451     if (config_GetInt( p_input, MODULE_STRING "-cddb-httpd" )) {
 452       cddb_http_enable(conn);
 453     } else
 454       cddb_http_disable(conn);
 455
 456     p_cdda->cddb.disc = cddb_disc_new();
 457     if (!p_cdda->cddb.disc) {
 458       msg_Err( p_input, "Unable to create CDDB disc structure." );
 459       goto cddb_end;
 460     }
 461
 462     for(i = 1; i <= p_cdda->i_nb_tracks; i++) {
 463       cddb_track_t *t = cddb_track_new();
 464       t->frame_offset = cdio_get_track_lba(cdio, i);
 465       cddb_disc_add_track(p_cdda->cddb.disc, t);
 466     }
 467
 468     p_cdda->cddb.disc->length =
 469       cdio_get_track_lba(cdio, CDIO_CDROM_LEADOUT_TRACK)
 470       / CDIO_CD_FRAMES_PER_SEC;
 471
 472
 473     if (!cddb_disc_calc_discid(p_cdda->cddb.disc)) {
 474       msg_Err( p_input, "CDDB disc calc failed" );
 475       goto cddb_destroy;
 476     }
 477
 478     i_matches = cddb_query(conn, p_cdda->cddb.disc);
 479     if (i_matches > 0) {
 480       if (i_matches > 1)
 481         msg_Warn( p_input, "Found %d matches in CDDB. Using first one.",
 482                   i_matches);
 483       cddb_read(conn, p_cdda->cddb.disc);
 484
 485       if (p_cdda->i_debug & INPUT_DBG_CDDB)
 486         cddb_disc_print(p_cdda->cddb.disc);
 487
 488     } else {
 489       msg_Warn( p_input, "CDDB error: %s", cddb_error_str(errno));
 490     }
 491
 492   cddb_destroy:
 493     cddb_destroy(conn);
 494   }
 495   cddb_end: ;
 496 }
 497 #endif /*HAVE_LIBCDDB*/
 498
 499 #define add_format_str_info(val)                         \
 500   {                                                      \
 501     const char *str = val;                               \
 502     unsigned int len;                                    \
 503     if (val != NULL) {                                   \
 504       len=strlen(str);                                   \
 505       if (len != 0) {                                    \
 506         strncat(tp, str, TEMP_STR_LEN-(tp-temp_str));    \
 507         tp += len;                                       \
 508       }                                                  \
 509       saw_control_prefix = false;                        \
 510     }                                                    \
 511   }
 512
 513 #define add_format_num_info(val, fmt)                    \
 514   {                                                      \
 515     char num_str[10];                                    \
 516     unsigned int len;                                    \
 517     sprintf(num_str, fmt, val);                          \
 518     len=strlen(num_str);                                 \
 519     if (len != 0) {                                      \
 520       strncat(tp, num_str, TEMP_STR_LEN-(tp-temp_str));  \
 521       tp += len;                                         \
 522     }                                                    \
 523     saw_control_prefix = false;                          \
 524   }
 525
 526 /*!
 527    Take a format string and expand escape sequences, that is sequences that
 528    begin with %, with information from the current CD.
 529    The expanded string is returned. Here is a list of escape sequences:
 530
 531    %a : The album artist **
 532    %A : The album information **
 533    %C : Category **
 534    %I : CDDB disk ID **
 535    %G : Genre **
 536    %M : The current MRL
 537    %m : The CD-DA Media Catalog Number (MCN)
 538    %n : The number of tracks on the CD
 539    %p : The artist/performer/composer in the track **
 540    %T : The track number **
 541    %s : Number of seconds in this track
 542    %t : The name **
 543    %Y : The year 19xx or 20xx **
 544    %% : a %
 545 */
 546 static char *
 547 CDDAFormatStr(const input_thread_t *p_input, cdda_data_t *p_cdda,
 548               const char format_str[], const char *mrl, int i_track)
 549 {
 550 #define TEMP_STR_SIZE 256
 551 #define TEMP_STR_LEN (TEMP_STR_SIZE-1)
 552   static char    temp_str[TEMP_STR_SIZE];
 553   size_t i;
 554   char * tp = temp_str;
 555   bool saw_control_prefix = false;
 556   size_t format_len = strlen(format_str);
 557
 558   bzero(temp_str, TEMP_STR_SIZE);
 559
 560   for (i=0; i<format_len; i++) {
 561
 562     if (!saw_control_prefix && format_str[i] != '%') {
 563       *tp++ = format_str[i];
 564       saw_control_prefix = false;
 565       continue;
 566     }
 567
 568     switch(format_str[i]) {
 569     case '%':
 570       if (saw_control_prefix) {
 571         *tp++ = '%';
 572       }
 573       saw_control_prefix = !saw_control_prefix;
 574       break;
 575 #ifdef HAVE_LIBCDDB
 576     case 'a':
 577       if (!p_cdda->i_cddb_enabled) goto not_special;
 578       add_format_str_info(p_cdda->cddb.disc->artist);
 579       break;
 580     case 'A':
 581       if (!p_cdda->i_cddb_enabled) goto not_special;
 582       add_format_str_info(p_cdda->cddb.disc->title);
 583       break;
 584     case 'C':
 585       if (!p_cdda->i_cddb_enabled) goto not_special;
 586       add_format_str_info(CDDB_CATEGORY[p_cdda->cddb.disc->category]);
 587       break;
 588     case 'G':
 589       if (!p_cdda->i_cddb_enabled) goto not_special;
 590       add_format_str_info(p_cdda->cddb.disc->genre);
 591       break;
 592     case 'I':
 593       if (!p_cdda->i_cddb_enabled) goto not_special;
 594       add_format_num_info(p_cdda->cddb.disc->discid, "%x");
 595       break;
 596     case 'Y':
 597       if (!p_cdda->i_cddb_enabled) goto not_special;
 598       add_format_num_info(p_cdda->cddb.disc->year, "%5d");
 599       break;
 600     case 't':
 601       if (p_cdda->i_cddb_enabled) {
 602         cddb_track_t *t=cddb_disc_get_track(p_cdda->cddb.disc,
 603                                             i_track-1);
 604         if (t != NULL && t->title != NULL)
 605           add_format_str_info(t->title);
 606       } else goto not_special;
 607       break;
 608     case 'p':
 609       if (p_cdda->i_cddb_enabled) {
 610         cddb_track_t *t=cddb_disc_get_track(p_cdda->cddb.disc,
 611                                             i_track-1);
 612         if (t != NULL && t->artist != NULL)
 613           add_format_str_info(t->artist);
 614       } else goto not_special;
 615       break;
 616 #endif
 617
 618     case 'M':
 619       add_format_str_info(mrl);
 620       break;
 621
 622 #if FINISHED
 623     case 'm':
 624       add_format_str_info(p_cdda->mcn);
 625       break;
 626 #endif
 627
 628     case 'n':
 629       add_format_num_info(p_cdda->i_nb_tracks, "%d");
 630       break;
 631
 632 #ifdef HAVE_LIBCDDB
 633     case 's':
 634       if (p_cdda->i_cddb_enabled) {
 635         char psz_buffer[MSTRTIME_MAX_SIZE];
 636         mtime_t i_duration =
 637           (p_cdda->p_sectors[i_track] - p_cdda->p_sectors[i_track-1])
 638           / CDIO_CD_FRAMES_PER_SEC;
 639         add_format_str_info(secstotimestr( psz_buffer, i_duration ) );
 640       } else goto not_special;
 641       break;
 642 #endif
 643
 644     case 'T':
 645       add_format_num_info(i_track, "%02d");
 646       break;
 647 #ifdef HAVE_LIBCDDB
 648     not_special:
 649 #endif
 650     default:
 651       *tp++ = '%';
 652       *tp++ = format_str[i];
 653       saw_control_prefix = false;
 654     }
 655   }
 656   return strdup(temp_str);
 657 }
 658
 659 static void
 660 CDDACreatePlayListItem(const input_thread_t *p_input, cdda_data_t *p_cdda,
 661                        playlist_t *p_playlist, unsigned int i_track,
 662                        char *psz_mrl, int psz_mrl_max,
 663                        const char *psz_source, int playlist_operation,
 664                        int i_pos)
 665 {
 666   mtime_t i_duration =
 667     (p_cdda->p_sectors[i_track] - p_cdda->p_sectors[i_track-1])
 668     * (1000000 / CDIO_CD_FRAMES_PER_SEC) ;
 669   char *p_author;
 670   char *p_title;
 671   char *config_varname = MODULE_STRING "-title-format";
 672
 673 #ifdef HAVE_LIBCDDB
 674   if (p_cdda->i_cddb_enabled) {
 675     config_varname = MODULE_STRING "-cddb-title-format";
 676   }
 677 #endif /*HAVE_LIBCDDB*/
 678
 679   snprintf(psz_mrl, psz_mrl_max, "%s%s@T%u",
 680            CDDA_MRL_PREFIX, psz_source, i_track);
 681
 682   p_title = CDDAFormatStr(p_input, p_cdda,
 683                           config_GetPsz( p_input, config_varname ),
 684                           psz_mrl, i_track);
 685
 686   dbg_print( INPUT_DBG_META, "mrl: %s, title: %s, duration, %ld, pos %d",
 687              psz_mrl, p_title, (long int) i_duration / 1000000 , i_pos );
 688   playlist_AddWDuration( p_playlist, psz_mrl, p_title, playlist_operation,
 689                          i_pos, i_duration );
 690
 691   if( i_pos == PLAYLIST_END ) i_pos = p_playlist->i_size - 1;
 692
 693   p_author =
 694     CDDAFormatStr( p_input, p_cdda,
 695                    config_GetPsz( p_input, MODULE_STRING "-author-format" ),
 696                    psz_mrl, i_track );
 697
 698   playlist_AddInfo( p_playlist, i_pos, _("General"),_("Author"), p_author);
 699
 700 #ifdef HAVE_LIBCDDB
 701   if (p_cdda->i_cddb_enabled) {
 702     const char *psz_general_cat = _("General");
 703
 704     playlist_AddInfo( p_playlist, i_pos, psz_general_cat, _("Album"),
 705                       "%s", p_cdda->cddb.disc->title);
 706     playlist_AddInfo( p_playlist, i_pos, psz_general_cat, _("Disc Artist(s)"),
 707                       "%s", p_cdda->cddb.disc->artist);
 708     playlist_AddInfo( p_playlist, i_pos, psz_general_cat,
 709                       _("CDDB Disc Category"),
 710                       "%s", CDDB_CATEGORY[p_cdda->cddb.disc->category]);
 711     playlist_AddInfo( p_playlist, i_pos, psz_general_cat, _("Genre"),
 712                       "%s", p_cdda->cddb.disc->genre);
 713     if ( p_cdda->cddb.disc->discid ) {
 714       playlist_AddInfo( p_playlist, i_pos, psz_general_cat, _("CDDB Disc ID"),
 715                         "%x", p_cdda->cddb.disc->discid );
 716     }
 717     if (p_cdda->cddb.disc->year != 0) {
 718       playlist_AddInfo( p_playlist, i_pos, psz_general_cat,
 719                         _("Year"), "%5d", p_cdda->cddb.disc->year );
 720     }
 721
 722     if (p_cdda->i_cddb_enabled) {
 723       cddb_track_t *t=cddb_disc_get_track(p_cdda->cddb.disc,
 724                                           i_track-1);
 725       if (t != NULL && t->artist != NULL) {
 726         playlist_AddInfo( p_playlist, i_pos, psz_general_cat,
 727                           _("Track Artist"), "%s", t->artist );
 728         playlist_AddInfo( p_playlist, i_pos, psz_general_cat,
 729                           _("Track Title"), "%s",  t->title );
 730       }
 731     }
 732
 733   }
 734 #endif /*HAVE_LIBCDDB*/
 735
 736 }
 737
 738 static int
 739 CDDAFixupPlayList( input_thread_t *p_input, cdda_data_t *p_cdda,
 740                    const char *psz_source, bool play_single_track)
 741 {
 742   int i;
 743   playlist_t * p_playlist;
 744   char       * psz_mrl;
 745   unsigned int psz_mrl_max = strlen(CDDA_MRL_PREFIX) + strlen(psz_source) +
 746     strlen("@T") + strlen("100") + 1;
 747
 748 #ifdef HAVE_LIBCDDB
 749   p_cdda->i_cddb_enabled =
 750     config_GetInt( p_input, MODULE_STRING "-cddb-enabled" );
 751   if( play_single_track && !p_cdda->i_cddb_enabled ) return 0;
 752 #else
 753   if( play_single_track ) return 0;
 754 #endif
 755
 756
 757   psz_mrl = malloc( psz_mrl_max );
 758
 759   if( psz_mrl == NULL )
 760     {
 761       msg_Warn( p_input, "out of memory" );
 762       return -1;
 763     }
 764
 765   p_playlist = (playlist_t *) vlc_object_find( p_input, VLC_OBJECT_PLAYLIST,
 766                                                FIND_ANYWHERE );
 767   if( !p_playlist )
 768     {
 769       msg_Warn( p_input, "can't find playlist" );
 770       free(psz_mrl);
 771       return -1;
 772     }
 773
 774 #ifdef HAVE_LIBCDDB
 775   if (p_cdda->i_cddb_enabled)
 776     GetCDDBInfo(p_input, p_cdda);
 777   else
 778     p_cdda->cddb.disc = NULL;
 779 #endif
 780
 781   InformationCreate(p_input);
 782
 783   if (play_single_track) {
 784     /* May fill out more information when the playlist user interface becomes
 785        more mature.
 786      */
 787     CDDACreatePlayListItem(p_input, p_cdda, p_playlist, p_cdda->i_track+1,
 788                            psz_mrl, psz_mrl_max, psz_source, PLAYLIST_REPLACE,
 789                            p_playlist->i_index);
 790   } else {
 791
 792     playlist_Delete( p_playlist, p_playlist->i_index);
 793
 794     for( i = 1 ; i <= p_cdda->i_nb_tracks ; i++ )
 795       {
 796         CDDACreatePlayListItem(p_input, p_cdda, p_playlist, i, psz_mrl,
 797                                psz_mrl_max, psz_source, PLAYLIST_APPEND,
 798                                PLAYLIST_END);
 799
 800       }
 801
 802     playlist_Command( p_playlist, PLAYLIST_GOTO, 0 );
 803
 804   }
 805
 806   vlc_object_release( p_playlist );
 807   free(psz_mrl);
 808   return 0;
 809 }
 810
 811 /****************************************************************************
 812  * Public functions
 813  ****************************************************************************/
 814 int
 815 E_(DebugCB)   ( vlc_object_t *p_this, const char *psz_name,
 816                 vlc_value_t oldval, vlc_value_t val, void *p_data )
 817 {
 818   cdda_data_t *p_cdda;
 819
 820   if (NULL == p_cdda_input) return VLC_EGENERIC;
 821
 822   p_cdda = (cdda_data_t *)p_cdda_input->p_access_data;
 823
 824   if (p_cdda->i_debug & (INPUT_DBG_CALL|INPUT_DBG_EXT)) {
 825     msg_Dbg( p_cdda_input, "Old debug (x%0x) %d, new debug (x%0x) %d",
 826              p_cdda->i_debug, p_cdda->i_debug, val.i_int, val.i_int);
 827   }
 828   p_cdda->i_debug = val.i_int;
 829   return VLC_SUCCESS;
 830 }
 831
 832 int
 833 E_(CDDBEnabledCB)   ( vlc_object_t *p_this, const char *psz_name,
 834                       vlc_value_t oldval, vlc_value_t val, void *p_data )
 835 {
 836   cdda_data_t *p_cdda;
 837
 838   if (NULL == p_cdda_input) return VLC_EGENERIC;
 839
 840   p_cdda = (cdda_data_t *)p_cdda_input->p_access_data;
 841
 842 #ifdef HAVE_LIBCDDB
 843   if (p_cdda->i_debug & (INPUT_DBG_CALL|INPUT_DBG_EXT)) {
 844     msg_Dbg( p_cdda_input, "Old CDDB Enabled (x%0x) %d, new (x%0x) %d",
 845              p_cdda->i_cddb_enabled, p_cdda->i_cddb_enabled,
 846              val.i_int, val.i_int);
 847   }
 848   p_cdda->i_cddb_enabled = val.i_int;
 849 #endif
 850   return VLC_SUCCESS;
 851 }
 852
 853 /*FIXME*/
 854 #if PLAYLIST_INTERFACE_IS_FIXED
 855 int
 856 E_(TitleFormatCB)   ( vlc_object_t *p_this, const char *psz_name,
 857                       vlc_value_t oldval, vlc_value_t val, void *p_data )
 858 {
 859   cdda_data_t *p_cdda;
 860
 861   if (NULL == p_cdda_input) return VLC_EGENERIC;
 862
 863   p_cdda = (cdda_data_t *)p_cdda_input->p_access_data;
 864
 865   if (p_cdda->i_debug & (INPUT_DBG_CALL|INPUT_DBG_EXT)) {
 866     msg_Dbg( p_cdda_input, "Old CDDB Enabled (%s), new (%s)",
 867              oldval.psz_string, val.psz_string);
 868   }
 869   ????
 870   return VLC_SUCCESS;
 871 }
 872 #endif
 873
 874 /*****************************************************************************
 875  * Open: open cdda
 876  *****************************************************************************/
 877 int
 878 E_(Open)( vlc_object_t *p_this )
 879 {
 880     input_thread_t *        p_input = (input_thread_t *)p_this;
 881     char *                  psz_orig;
 882     char *                  psz_parser;
 883     char *                  psz_source;
 884     cdda_data_t *           p_cdda;
 885     int                     i;
 886     int                     i_track = 1;
 887     cddev_t                 *p_cddev;
 888     bool                    play_single_track = false;
 889
 890     /* Set where to log errors messages from libcdio. */
 891     p_cdda_input = (input_thread_t *)p_this;
 892
 893     /* parse the options passed in command line : */
 894     psz_orig = psz_parser = psz_source = strdup( p_input->psz_name );
 895
 896     if( !psz_orig )
 897     {
 898         return( -1 );
 899     }
 900
 901     while( *psz_parser && *psz_parser != '@' )
 902     {
 903         psz_parser++;
 904     }
 905
 906     if( *psz_parser == '@' )
 907     {
 908         /* Found options */
 909         *psz_parser = '\0';
 910         ++psz_parser;
 911
 912         if ('T' == *psz_parser || 't' == *psz_parser )
 913             ++psz_parser;
 914
 915         i_track = (int)strtol( psz_parser, NULL, 10 );
 916         i_track = i_track ? i_track : 1;
 917         play_single_track = true;
 918     }
 919
 920     if( !*psz_source ) {
 921       /* No source specified, so figure it out. */
 922       if( !p_input->psz_access ) {
 923         free( psz_orig );
 924         return -1;
 925       }
 926       psz_source = config_GetPsz( p_input, "cd-audio" );
 927
 928       if( !psz_source || 0==strlen(psz_source) ) {
 929         /* Scan for a CD-ROM drive with a CD-DA in it. */
 930         char **cd_drives =
 931           cdio_get_devices_with_cap(NULL,  CDIO_FS_AUDIO, false);
 932         if (NULL == cd_drives) return -1;
 933         if (cd_drives[0] == NULL) {
 934           cdio_free_device_list(cd_drives);
 935           return -1;
 936         }
 937         psz_source = strdup(cd_drives[0]);
 938         cdio_free_device_list(cd_drives);
 939       }
 940     }
 941
 942     /* Open CDDA */
 943     cdio_log_set_handler ( cdio_log_handler );
 944 #ifdef HAVE_LIBCDDB
 945     cddb_log_set_handler ( cddb_log_handler );
 946 #endif
 947
 948     if( !(p_cddev = ioctl_Open( p_this, psz_source )) )
 949     {
 950         msg_Warn( p_input, "could not open %s", psz_source );
 951         free( psz_source );
 952         return -1;
 953     }
 954
 955     p_cdda = malloc( sizeof(cdda_data_t) );
 956     if( p_cdda == NULL )
 957     {
 958         msg_Err( p_input, "out of memory" );
 959         free( psz_source );
 960         return -1;
 961     }
 962
 963     p_cdda->p_cddev        = p_cddev;
 964     p_cdda->i_debug        = config_GetInt( p_this, MODULE_STRING "-debug" );
 965     p_input->p_access_data = (void *)p_cdda;
 966
 967     dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT), "%s", psz_source );
 968
 969     p_input->i_mtu = CDDA_DATA_ONCE;
 970
 971     /* We read the Table Of Content information */
 972     p_cdda->i_nb_tracks = ioctl_GetTracksMap( VLC_OBJECT(p_input),
 973                               p_cdda->p_cddev->cdio, &p_cdda->p_sectors );
 974     if( p_cdda->i_nb_tracks < 0 )
 975         msg_Err( p_input, "unable to count tracks" );
 976     else if( p_cdda->i_nb_tracks <= 0 )
 977         msg_Err( p_input, "no audio tracks found" );
 978
 979     if( p_cdda->i_nb_tracks <= 1)
 980     {
 981         ioctl_Close( p_cdda->p_cddev );
 982         free( p_cdda );
 983         free( psz_source );
 984         return -1;
 985     }
 986
 987     if( i_track >= p_cdda->i_nb_tracks || i_track < 1 )
 988         i_track = 1;
 989
 990     /* Set stream and area data */
 991     vlc_mutex_lock( &p_input->stream.stream_lock );
 992
 993     /* Initialize ES structures */
 994     input_InitStream( p_input, 0 );
 995
 996     /* cdda input method */
 997     p_input->stream.i_method = INPUT_METHOD_CDDA;
 998
 999     p_input->stream.b_pace_control = 1;
1000     p_input->stream.b_seekable = 1;
1001     p_input->stream.i_mux_rate = 44100 * 4 / 50;
1002
1003 #define area p_input->stream.pp_areas
1004     for( i = 1 ; i <= p_cdda->i_nb_tracks ; i++ )
1005     {
1006         input_AddArea( p_input, i, 1 );
1007
1008         /* Absolute start offset and size */
1009         area[i]->i_start =
1010             (off_t)p_cdda->p_sectors[i-1] * (off_t)CDIO_CD_FRAMESIZE_RAW;
1011         area[i]->i_size =
1012             (off_t)(p_cdda->p_sectors[i] - p_cdda->p_sectors[i-1])
1013             * (off_t)CDIO_CD_FRAMESIZE_RAW;
1014     }
1015 #undef area
1016
1017     CDDAPlay( p_input, i_track);
1018
1019     CDDAFixupPlayList(p_input, p_cdda, psz_source, play_single_track);
1020
1021     vlc_mutex_unlock( &p_input->stream.stream_lock );
1022
1023     if( !p_input->psz_demux || !*p_input->psz_demux )
1024     {
1025         p_input->psz_demux = "cdda";
1026     }
1027
1028     p_input->pf_read = CDDARead;
1029     p_input->pf_seek = CDDASeek;
1030     p_input->pf_set_area = CDDASetArea;
1031     p_input->pf_set_program = CDDASetProgram;
1032
1033     /* Update default_pts to a suitable value for cdda access */
1034     p_input->i_pts_delay = config_GetInt( p_input,
1035                                           MODULE_STRING "-caching" ) * 1000;
1036
1037     free( psz_source );
1038
1039     return 0;
1040 }
1041
1042 /*****************************************************************************
1043  * CDDAClose: closes cdda
1044  *****************************************************************************/
1045 void
1046 E_(Close)( vlc_object_t *p_this )
1047 {
1048     input_thread_t *   p_input = (input_thread_t *)p_this;
1049     cdda_data_t *p_cdda = (cdda_data_t *)p_input->p_access_data;
1050
1051     dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT), "" );
1052     ioctl_Close( p_cdda->p_cddev );
1053
1054     cdio_log_set_handler (uninit_log_handler);
1055
1056 #ifdef HAVE_LIBCDDB
1057     cddb_log_set_handler (uninit_log_handler);
1058     if (p_cdda->i_cddb_enabled)
1059       cddb_disc_destroy(p_cdda->cddb.disc);
1060 #endif
1061
1062     free( p_cdda );
1063     p_cdda_input = NULL;
1064 }