1 /*****************************************************************************
2 * access.c : CD digital audio input module for vlc using libcdio
3 *****************************************************************************
4 * Copyright (C) 2000, 2003, 2004, 2005 the VideoLAN team
7 * Authors: Rocky Bernstein <rocky@panix.com>
8 * Laurent Aimar <fenrir@via.ecp.fr>
9 * Gildas Bazin <gbazin@netcourrier.com>
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.
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.
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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
24 *****************************************************************************/
26 /*****************************************************************************
28 *****************************************************************************/
29 #include "callback.h" /* FIXME - reorganize callback.h, cdda.h better */
30 #include "cdda.h" /* private structures. Also #includes vlc things */
31 #include "info.h" /* headers for meta info retrieval */
33 #include <vlc_playlist.h> /* Has to come *after* cdda.h */
35 #include <vlc_interface.h>
37 #include <cdio/cdio.h>
38 #include <cdio/logging.h>
39 #include <cdio/cd_types.h>
42 /* #ifdef variables below are defined via config.h via #include vlc above. */
44 #ifdef HAVE_SYS_TYPES_H
45 #include <sys/types.h>
52 /* FIXME: This variable is a hack. Would be nice to eliminate. */
53 access_t *p_cdda_input = NULL;
55 /*****************************************************************************
57 *****************************************************************************/
58 static int CDDARead( access_t *, uint8_t *, int );
59 static block_t *CDDAReadBlocks( access_t * p_access );
60 static int CDDASeek( access_t * p_access, int64_t i_pos );
61 static int CDDAControl( access_t *p_access, int i_query,
64 static int CDDAInit( access_t *p_access, cdda_data_t *p_cdda ) ;
67 /****************************************************************************
69 ****************************************************************************/
71 /* process messages that originate from libcdio.
75 cdio_log_handler( cdio_log_level_t level, const char message[] )
77 cdda_data_t *p_cdda = (cdda_data_t *)p_cdda_input->p_sys;
86 if (p_cdda->i_debug & INPUT_DBG_CDIO)
87 msg_Dbg( p_cdda_input, "%s", message);
90 msg_Warn( p_cdda_input, "%s", message);
94 msg_Err( p_cdda_input, "%s", message);
97 msg_Warn( p_cdda_input, "%s\n%s %d", message,
98 "the above message had unknown cdio log level",
105 /*! This routine is called by libcddb routines on error.
109 cddb_log_handler( cddb_log_level_t level, const char message[] )
111 cdda_data_t *p_cdda = (cdda_data_t *)p_cdda_input->p_sys;
116 if( !(p_cdda->i_debug & INPUT_DBG_CDDB) )
118 /* Fall through if to warn case */
120 cdio_log_handler( level, message );
124 #endif /*HAVE_LIBCDDB*/
127 /*! This routine is when vlc is not fully set up (before full initialization)
128 or is not around (before finalization).
131 uninit_log_handler( cdio_log_level_t level, const char message[] )
133 cdda_data_t *p_cdda = NULL;
136 p_cdda = (cdda_data_t *)p_cdda_input->p_sys;
142 if( !p_cdda || !(p_cdda->i_debug & (INPUT_DBG_CDIO|INPUT_DBG_CDDB)) )
144 /* Fall through if to warn case */
146 fprintf( stderr, "WARN: %s\n", message );
149 fprintf( stderr, "ERROR: %s\n", message );
151 case CDIO_LOG_ASSERT:
152 fprintf( stderr, "ASSERT ERROR: %s\n", message );
155 fprintf( stderr, "UNKNOWN ERROR: %s\n%s %d\n", message,
156 "The above message had unknown cdio log level",
160 /* gl_default_cdio_log_handler (level, message); */
163 /* Only used in audio control mode. Gets the current LSN from the
165 static int64_t get_audio_position ( access_t *p_access )
167 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
170 #if LIBCDIO_VERSION_NUM >= 73
171 if( p_cdda->b_audio_ctl )
173 cdio_subchannel_t sub;
174 CdIo_t *p_cdio = p_cdda->p_cdio;
176 if( DRIVER_OP_SUCCESS == cdio_audio_read_subchannel(p_cdio, &sub) )
178 if( (sub.audio_status != CDIO_MMC_READ_SUB_ST_PAUSED) &&
179 (sub.audio_status != CDIO_MMC_READ_SUB_ST_PLAY) )
180 return CDIO_INVALID_LSN;
182 if( ! p_cdda->b_nav_mode )
184 i_offset = cdio_msf_to_lba( (&sub.abs_addr) );
188 i_offset = cdio_msf_to_lba( (&sub.rel_addr) );
193 i_offset = p_cdda->i_lsn;
198 i_offset = p_cdda->i_lsn;
201 i_offset = p_cdda->i_lsn;
206 /*****************************************************************************
207 * CDDAReadBlocks: reads a group of blocks from the CD-DA and returns
208 * an allocated pointer to the data. NULL is returned if no data
209 * read. It is also possible if we haven't read a RIFF header in which
210 * case one that we creaded during Open/Initialization is returned.
211 *****************************************************************************/
212 static block_t * CDDAReadBlocks( access_t * p_access )
215 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
216 int i_blocks = p_cdda->i_blocks_per_read;
218 dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT|INPUT_DBG_LSN),
219 "called i_lsn: %d i_pos: %lld, size: %lld",
220 p_cdda->i_lsn, p_access->info.i_pos, p_access->info.i_size );
222 /* Check end of file */
223 if( p_access->info.b_eof )
226 if( !p_cdda->b_header )
228 /* Return only the dummy RIFF header we created in Open/Init */
229 p_block = block_New( p_access, sizeof( WAVEHEADER ) );
230 memcpy( p_block->p_buffer, &p_cdda->waveheader, sizeof(WAVEHEADER) );
231 p_cdda->b_header = VLC_TRUE;
235 /* Check end of track */
236 while( p_cdda->i_lsn > cdio_get_track_last_lsn(p_cdda->p_cdio,
241 if( p_cdda->b_nav_mode )
242 go_on = p_cdda->i_lsn > p_cdda->last_disc_frame;
244 go_on = p_cdda->i_track >= p_cdda->i_first_track+p_cdda->i_titles-1 ;
248 dbg_print( (INPUT_DBG_LSN), "EOF");
249 p_access->info.b_eof = VLC_TRUE;
253 p_access->info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_META;
254 p_access->info.i_title++;
257 if( p_cdda-> b_nav_mode )
259 char *psz_title = CDDAFormatTitle( p_access, p_cdda->i_track );
260 input_Control( p_cdda->p_input, INPUT_SET_NAME, psz_title );
265 p_access->info.i_size =
266 p_cdda->p_title[p_access->info.i_title]->i_size;
267 p_access->info.i_pos = 0;
268 p_access->info.i_update |= INPUT_UPDATE_SIZE;
272 /* Possibly adjust i_blocks so we don't read past the end of a track. */
273 if( p_cdda->i_lsn + i_blocks >=
274 cdio_get_track_lsn(p_cdda->p_cdio, p_cdda->i_track+1) )
276 i_blocks = cdio_get_track_lsn( p_cdda->p_cdio, p_cdda->i_track+1 )
280 /* Do the actual reading */
281 p_block = block_New( p_access, i_blocks * CDIO_CD_FRAMESIZE_RAW );
284 msg_Err( p_access, "cannot get a new block of size: %i",
285 i_blocks * CDIO_CD_FRAMESIZE_RAW );
286 intf_UserFatal( p_access, VLC_FALSE, _("CD reading failed"),
287 _("VLC could not get a new block of size: %i."),
288 i_blocks * CDIO_CD_FRAMESIZE_RAW );
293 #if LIBCDIO_VERSION_NUM >= 72
294 driver_return_code_t rc = DRIVER_OP_SUCCESS;
296 if( p_cdda->e_paranoia && p_cdda->paranoia )
299 for( i = 0; i < i_blocks; i++ )
301 int16_t *p_readbuf = cdio_paranoia_read( p_cdda->paranoia, NULL );
302 char *psz_err = cdio_cddap_errors( p_cdda->paranoia_cd );
303 char *psz_mes = cdio_cddap_messages( p_cdda->paranoia_cd );
305 if( psz_mes || psz_err )
306 msg_Err( p_access, "%s%s\n", psz_mes ? psz_mes: "",
307 psz_err ? psz_err: "" );
309 if( psz_err ) free( psz_err );
310 if( psz_mes ) free( psz_mes );
313 msg_Err( p_access, "paranoia read error on frame %i\n",
317 memcpy( p_block->p_buffer + i * CDIO_CD_FRAMESIZE_RAW,
318 p_readbuf, CDIO_CD_FRAMESIZE_RAW );
323 rc = cdio_read_audio_sectors( p_cdda->p_cdio, p_block->p_buffer,
324 p_cdda->i_lsn, i_blocks );
326 #define DRIVER_OP_SUCCESS 0
328 rc = cdio_read_audio_sectors( p_cdda->p_cdio, p_block->p_buffer,
329 p_cdda->i_lsn, i_blocks);
332 if( rc != DRIVER_OP_SUCCESS )
334 msg_Err( p_access, "could not read %d sectors starting from %lu",
335 i_blocks, (long unsigned int) p_cdda->i_lsn );
336 block_Release( p_block );
338 /* If we had problems above, assume the problem is with
339 the first sector of the read and set to skip it. In
340 the future libcdio may have cdparanoia support.
343 p_access->info.i_pos += CDIO_CD_FRAMESIZE_RAW;
348 p_cdda->i_lsn += i_blocks;
349 p_access->info.i_pos += i_blocks * CDIO_CD_FRAMESIZE_RAW;
354 /*****************************************************************************
355 * CDDARead: Handler for audio control reads the CD-DA.
356 *****************************************************************************/
358 CDDARead( access_t * p_access, uint8_t *p_buffer, int i_len )
360 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
362 dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT|INPUT_DBG_LSN),
363 "called lsn: %d pos: %lld, size: %lld",
364 p_cdda->i_lsn, p_access->info.i_pos, p_access->info.i_size);
366 /* Check end of file */
367 if( p_access->info.b_eof )
371 lsn_t i_lsn = get_audio_position(p_access);
372 if( CDIO_INVALID_LSN == i_lsn )
374 dbg_print( (INPUT_DBG_LSN), "invalid lsn" );
375 memset( p_buffer, 0, i_len );
379 p_cdda->i_lsn = i_lsn;
380 p_access->info.i_pos = p_cdda->i_lsn * CDIO_CD_FRAMESIZE_RAW;
383 dbg_print( (INPUT_DBG_LSN), "updated lsn: %d", p_cdda->i_lsn );
385 /* Check end of track */
386 while( p_cdda->i_lsn > cdio_get_track_last_lsn( p_cdda->p_cdio,
389 if( p_cdda->i_track >= p_cdda->i_first_track + p_cdda->i_titles - 1 )
391 dbg_print( (INPUT_DBG_LSN), "EOF");
392 p_access->info.b_eof = VLC_TRUE;
395 p_access->info.i_update |= INPUT_UPDATE_TITLE;
396 p_access->info.i_title++;
399 if( p_cdda-> b_nav_mode )
401 char *psz_title = CDDAFormatTitle( p_access, p_cdda->i_track );
402 input_Control( p_cdda->p_input, INPUT_SET_NAME, psz_title );
407 p_access->info.i_size =
408 p_cdda->p_title[p_access->info.i_title]->i_size;
409 p_access->info.i_pos = 0;
410 p_access->info.i_update |= INPUT_UPDATE_SIZE;
413 memset( p_buffer, 0, i_len );
417 /*! Pause CD playing via audio control */
418 static bool cdda_audio_pause( CdIo_t *p_cdio )
421 #if LIBCDIO_VERSION_NUM >= 73
422 cdio_subchannel_t sub;
424 if( DRIVER_OP_SUCCESS == cdio_audio_read_subchannel( p_cdio, &sub ) )
426 if( sub.audio_status == CDIO_MMC_READ_SUB_ST_PLAY )
428 b_ok = DRIVER_OP_SUCCESS == cdio_audio_pause(p_cdio);
437 #if LIBCDIO_VERSION_NUM >= 73
438 /*! play CD using audio controls */
439 static driver_return_code_t
440 cdda_audio_play( CdIo_t *p_cdio, lsn_t start_lsn, lsn_t end_lsn )
444 cdio_lsn_to_msf( start_lsn, &start_msf );
445 cdio_lsn_to_msf( end_lsn, &last_msf );
446 cdda_audio_pause( p_cdio );
447 return cdio_audio_play_msf( p_cdio, &start_msf, &last_msf );
451 /****************************************************************************
452 * CDDASeek - change position for subsequent reads. For example, this
453 * can happen if the user moves a position slider bar in a GUI.
454 ****************************************************************************/
455 static int CDDASeek( access_t * p_access, int64_t i_pos )
457 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
459 dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT|INPUT_DBG_SEEK),
460 "lsn %lu, offset: %lld",
461 (long unsigned int) p_cdda->i_lsn, i_pos );
463 p_cdda->i_lsn = (i_pos / CDIO_CD_FRAMESIZE_RAW);
465 #if LIBCDIO_VERSION_NUM >= 72
466 if( p_cdda->e_paranoia && p_cdda->paranoia )
467 cdio_paranoia_seek( p_cdda->paranoia, p_cdda->i_lsn, SEEK_SET );
470 #if LIBCDIO_VERSION_NUM >= 73
471 if( p_cdda->b_audio_ctl )
473 track_t i_track = cdio_get_track( p_cdda->p_cdio, p_cdda->i_lsn );
476 if( p_cdda->b_nav_mode )
477 i_last_lsn = p_cdda->last_disc_frame;
479 i_last_lsn = cdio_get_track_last_lsn( p_cdda->p_cdio, i_track );
481 cdda_audio_play( p_cdda->p_cdio, p_cdda->i_lsn, i_last_lsn );
485 if( ! p_cdda->b_nav_mode )
486 p_cdda->i_lsn += cdio_get_track_lsn( p_cdda->p_cdio, p_cdda->i_track );
488 /* Seeked backwards and we are doing disc mode. */
489 if( p_cdda->b_nav_mode && p_access->info.i_pos > i_pos )
494 for( i_track = p_cdda->i_track; i_track > 1 &&
495 p_cdda->i_lsn < cdio_get_track_lsn( p_cdda->p_cdio, i_track );
496 i_track--, p_access->info.i_title-- )
499 p_cdda->i_track = i_track;
500 p_access->info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_META ;
501 psz_title = CDDAFormatTitle( p_access, p_cdda->i_track );
502 input_Control( p_cdda->p_input, INPUT_SET_NAME,
507 p_access->info.i_pos = i_pos;
508 p_access->info.b_eof = VLC_FALSE;
513 Set up internal state so that we play a given track.
514 If we are using audio-ctl mode we also activate CD-ROM
517 static bool cdda_play_track( access_t *p_access, track_t i_track )
519 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
521 dbg_print( (INPUT_DBG_CALL), "called track: %d\n", i_track );
523 if( i_track > p_cdda->i_tracks )
525 msg_Err( p_access, "CD has %d tracks, and you requested track %d",
526 p_cdda->i_tracks, i_track );
529 p_cdda->i_track = i_track;
531 /* set up the frame boundaries for this particular track */
532 p_cdda->first_frame = p_cdda->i_lsn =
533 cdio_get_track_lsn( p_cdda->p_cdio, i_track );
535 p_cdda->last_frame = cdio_get_track_lsn( p_cdda->p_cdio, i_track+1 ) - 1;
537 #if LIBCDIO_VERSION_NUM >= 73
538 if( p_cdda->b_audio_ctl )
541 if( p_cdda->b_nav_mode )
542 i_last_lsn = p_cdda->last_disc_frame;
544 i_last_lsn = cdio_get_track_last_lsn( p_cdda->p_cdio, i_track );
545 cdda_audio_play( p_cdda->p_cdio, p_cdda->i_lsn, i_last_lsn );
551 /****************************************************************************
553 ****************************************************************************/
555 /*****************************************************************************
556 * Open: open cdda device or image file and initialize structures
557 * for subsequent operations.
558 *****************************************************************************/
559 int CDDAOpen( vlc_object_t *p_this )
561 access_t *p_access = (access_t*)p_this;
562 char * psz_source = NULL;
563 cdda_data_t *p_cdda = NULL;
566 vlc_bool_t b_single_track = false;
567 int i_rc = VLC_EGENERIC;
569 p_access->p_sys = NULL;
571 /* Set where to log errors messages from libcdio. */
572 p_cdda_input = p_access;
574 /* parse the options passed in command line : */
575 if( p_access->psz_path && *p_access->psz_path )
577 char *psz_parser = psz_source = strdup( p_access->psz_path );
579 while( *psz_parser && *psz_parser != '@' )
584 if( *psz_parser == '@' )
590 if ('T' == *psz_parser || 't' == *psz_parser )
593 i_track = (int)strtol( psz_parser, NULL, 10 );
594 i_track = i_track ? i_track : 1;
595 b_single_track = true;
599 if( !psz_source || !*psz_source )
601 /* No device/track given. Continue only when this plugin was
603 if( !p_this->b_force )
606 psz_source = var_CreateGetString( p_this, "cd-audio" );
607 if( !psz_source || !*psz_source )
609 /* Scan for a CD-ROM drive with a CD-DA in it. */
611 cdio_get_devices_with_cap( NULL, CDIO_FS_AUDIO, false );
613 if( (NULL == ppsz_drives) || (NULL == ppsz_drives[0]) )
616 "libcdio couldn't find something with a CD-DA in it" );
618 cdio_free_device_list( ppsz_drives );
621 psz_source = strdup( ppsz_drives[0] );
622 cdio_free_device_list( ppsz_drives );
625 cdio_log_set_handler( cdio_log_handler );
628 if( !(p_cdio = cdio_open( psz_source, DRIVER_UNKNOWN )) )
630 msg_Warn( p_access, "could not open %s", psz_source );
636 p_cdda = calloc( 1, sizeof(cdda_data_t) );
639 msg_Err( p_access, "out of memory" );
645 cddb_log_set_handler ( cddb_log_handler );
646 p_cdda->cddb.disc = NULL;
647 p_cdda->b_cddb_enabled =
648 config_GetInt( p_access, MODULE_STRING "-cddb-enabled" );
651 config_GetInt( p_access, MODULE_STRING "-cdtext-enabled" );
652 p_cdda->b_cdtext_prefer =
653 config_GetInt( p_access, MODULE_STRING "-cdtext-prefer" );
654 #if LIBCDIO_VERSION_NUM >= 73
655 p_cdda->b_audio_ctl =
656 config_GetInt( p_access, MODULE_STRING "-analog-output" );
659 p_cdda->psz_source = strdup( psz_source );
660 p_cdda->b_header = VLC_FALSE;
661 p_cdda->p_cdio = p_cdio;
662 p_cdda->i_tracks = 0;
663 p_cdda->i_titles = 0;
664 p_cdda->i_debug = config_GetInt( p_this, MODULE_STRING "-debug" );
665 p_cdda->b_nav_mode = config_GetInt(p_this, MODULE_STRING "-navigation-mode" );
666 p_cdda->i_blocks_per_read =
667 config_GetInt( p_this, MODULE_STRING "-blocks-per-read" );
668 p_cdda->last_disc_frame =
669 cdio_get_track_lsn( p_cdio, CDIO_CDROM_LEADOUT_TRACK );
670 p_cdda->p_input = vlc_object_find( p_access, VLC_OBJECT_INPUT,
673 if( 0 == p_cdda->i_blocks_per_read )
674 p_cdda->i_blocks_per_read = DEFAULT_BLOCKS_PER_READ;
676 if( (p_cdda->i_blocks_per_read < MIN_BLOCKS_PER_READ)
677 || (p_cdda->i_blocks_per_read > MAX_BLOCKS_PER_READ) )
679 msg_Warn( p_cdda_input,
680 "number of blocks (%d) has to be between %d and %d. "
682 p_cdda->i_blocks_per_read,
683 MIN_BLOCKS_PER_READ, MAX_BLOCKS_PER_READ,
684 DEFAULT_BLOCKS_PER_READ );
685 p_cdda->i_blocks_per_read = DEFAULT_BLOCKS_PER_READ;
688 dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT), "%s", psz_source );
690 /* Set up p_access */
691 if( p_cdda->b_audio_ctl )
693 p_access->pf_read = CDDARead;
694 p_access->pf_block = NULL;
698 p_access->pf_read = NULL;
699 p_access->pf_block = CDDAReadBlocks;
702 p_access->pf_control = CDDAControl;
703 p_access->pf_seek = CDDASeek;
708 if( p_cdda->b_nav_mode )
709 i_last_lsn = p_cdda->last_disc_frame;
711 i_last_lsn = cdio_get_track_last_lsn( p_cdio, i_track );
713 if( CDIO_INVALID_LSN != i_last_lsn )
714 p_access->info.i_size = i_last_lsn * (uint64_t) CDIO_CD_FRAMESIZE_RAW;
716 p_access->info.i_size = 0;
719 p_access->info.i_update = 0;
720 p_access->info.b_eof = VLC_FALSE;
721 p_access->info.i_title = 0;
722 p_access->info.i_seekpoint = 0;
724 p_access->p_sys = (access_sys_t *) p_cdda;
726 /* We read the Table Of Content information */
727 i_rc = CDDAInit( p_access, p_cdda );
728 if( VLC_SUCCESS != i_rc )
731 cdda_play_track( p_access, i_track );
732 CDDAFixupPlaylist( p_access, p_cdda, b_single_track );
734 #if LIBCDIO_VERSION_NUM >= 72
736 char *psz_paranoia = config_GetPsz( p_access,
737 MODULE_STRING "-paranoia" );
739 p_cdda->e_paranoia = PARANOIA_MODE_DISABLE;
740 if( psz_paranoia && *psz_paranoia )
742 if( !strncmp( psz_paranoia, "full", strlen("full") ) )
743 p_cdda->e_paranoia = PARANOIA_MODE_FULL;
744 else if( !strncmp(psz_paranoia, "overlap", strlen("overlap")) )
745 p_cdda->e_paranoia = PARANOIA_MODE_OVERLAP;
747 /* Use CD Paranoia? */
748 if( p_cdda->e_paranoia )
750 p_cdda->paranoia_cd =
751 cdio_cddap_identify_cdio( p_cdio, 1, NULL );
752 /* We'll set for verbose paranoia messages. */
753 cdio_cddap_verbose_set( p_cdda->paranoia_cd,
754 CDDA_MESSAGE_PRINTIT,
755 CDDA_MESSAGE_PRINTIT );
756 if ( 0 != cdio_cddap_open(p_cdda->paranoia_cd) )
758 msg_Warn( p_cdda_input, "unable to get paranoia support - "
759 "continuing without it." );
760 p_cdda->e_paranoia = PARANOIA_MODE_DISABLE;
764 p_cdda->paranoia = cdio_paranoia_init(p_cdda->paranoia_cd);
765 cdio_paranoia_seek( p_cdda->paranoia, p_cdda->i_lsn,
768 /* Set reading mode for full or overlap paranoia,
769 * but allow skipping sectors. */
770 cdio_paranoia_modeset( p_cdda->paranoia,
771 PARANOIA_MODE_FULL == p_cdda->e_paranoia ?
772 PARANOIA_MODE_FULL^PARANOIA_MODE_NEVERSKIP :
773 PARANOIA_MODE_OVERLAP^PARANOIA_MODE_NEVERSKIP );
780 /* Build a WAV header to put in front of the output data.
781 This gets sent back in the Block (read) routine.
783 memset( &p_cdda->waveheader, 0, sizeof(WAVEHEADER) );
785 SetWLE( &p_cdda->waveheader.Format, 1 ); /*WAVE_FORMAT_PCM*/
786 SetWLE( &p_cdda->waveheader.BitsPerSample, 16);
788 p_cdda->waveheader.MainChunkID = VLC_FOURCC('R', 'I', 'F', 'F');
789 p_cdda->waveheader.Length = 0; /* we just don't know */
790 p_cdda->waveheader.ChunkTypeID = VLC_FOURCC('W', 'A', 'V', 'E');
791 p_cdda->waveheader.SubChunkID = VLC_FOURCC('f', 'm', 't', ' ');
793 SetDWLE( &p_cdda->waveheader.SubChunkLength, 16);
794 SetWLE( &p_cdda->waveheader.Modus, 2);
795 SetDWLE( &p_cdda->waveheader.SampleFreq, CDDA_FREQUENCY_SAMPLE);
796 SetWLE( &p_cdda->waveheader.BytesPerSample,
797 2 /*Modus*/ * 16 /*BitsPerSample*/ / 8 );
798 SetDWLE( &p_cdda->waveheader.BytesPerSec,
799 2*16/8 /*BytesPerSample*/ * CDDA_FREQUENCY_SAMPLE );
801 p_cdda->waveheader.DataChunkID = VLC_FOURCC('d', 'a', 't', 'a');
802 p_cdda->waveheader.DataLength = 0; /* we just don't know */
805 var_Create( p_access, MODULE_STRING "-caching",
806 VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
807 vlc_object_release( p_cdda->p_input );
811 cdio_destroy( p_cdda->p_cdio );
812 if( psz_source) free( psz_source );
815 if ( p_cdda->p_input )
816 vlc_object_release( p_cdda->p_input );
822 /*****************************************************************************
823 * CDDAClose: closes cdda and frees any resources associded with it.
824 *****************************************************************************/
825 void CDDAClose (vlc_object_t *p_this )
827 access_t *p_access = (access_t *) p_this;
828 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
831 #if LIBCDIO_VERSION_NUM >= 73
832 if( p_cdda->b_audio_ctl )
833 cdio_audio_stop(p_cdda->p_cdio);
836 dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT), "" );
838 /* Remove playlist titles */
839 for( i = 0; i < p_cdda->i_titles; i++ )
841 vlc_input_title_Delete( p_cdda->p_title[i] );
845 cddb_log_set_handler( (cddb_log_handler_t) uninit_log_handler );
846 if( p_cdda->b_cddb_enabled )
847 cddb_disc_destroy( p_cdda->cddb.disc );
850 cdio_destroy( p_cdda->p_cdio );
851 cdio_log_set_handler( uninit_log_handler );
853 #if LIBCDIO_VERSION_NUM >= 72
854 if( p_cdda->paranoia )
855 cdio_paranoia_free(p_cdda->paranoia);
856 if( p_cdda->paranoia_cd )
857 cdio_cddap_close_no_free_cdio( p_cdda->paranoia_cd );
860 if( p_cdda->psz_mcn ) free( p_cdda->psz_mcn );
861 if( p_cdda->psz_source ) free( p_cdda->psz_source );
863 #if LIBCDDB_VERSION_NUM >= 1
871 /*****************************************************************************
872 * Control: The front-end or vlc engine calls here to ether get
873 * information such as meta information or plugin capabilities or to
874 * issue miscellaneous "set" requests.
875 *****************************************************************************/
876 static int CDDAControl( access_t *p_access, int i_query, va_list args )
878 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
882 dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT|INPUT_DBG_EVENT),
883 "query %d", i_query );
887 /* Pass back a copy of meta information that was gathered when we
888 during the Open/Initialize call.
890 case ACCESS_GET_META:
893 vlc_meta_t **pp_meta = (vlc_meta_t**)va_arg( args, vlc_meta_t** );
896 *pp_meta = vlc_meta_Duplicate( p_cdda->p_meta );
897 dbg_print( INPUT_DBG_META, "%s", "Meta copied" );
903 msg_Warn( p_access, "tried to copy NULL meta info" );
908 case ACCESS_CAN_CONTROL_PACE:
910 vlc_bool_t *pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
911 *pb_bool = p_cdda->b_audio_ctl ? VLC_FALSE : VLC_TRUE;
912 dbg_print( INPUT_DBG_META, "can control pace? %d", *pb_bool);
916 case ACCESS_CAN_FASTSEEK:
917 dbg_print( INPUT_DBG_META, "can fast seek?");
919 case ACCESS_CAN_SEEK:
920 dbg_print( INPUT_DBG_META, "can seek?");
922 case ACCESS_CAN_PAUSE:
923 dbg_print( INPUT_DBG_META, "can pause?");
926 vlc_bool_t *pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
934 pi_int = (int*)va_arg( args, int * );
935 *pi_int = p_cdda-> i_blocks_per_read * CDIO_CD_FRAMESIZE_RAW;
936 dbg_print( INPUT_DBG_META, "Get MTU %d", *pi_int);
940 case ACCESS_GET_PTS_DELAY:
942 int64_t *pi_64 = (int64_t*)va_arg( args, int64_t * );
943 *pi_64 = var_GetInteger( p_access, MODULE_STRING "-caching" )
944 * MILLISECONDS_PER_SEC;
948 case ACCESS_GET_TITLE_INFO:
950 input_title_t ***ppp_title =
951 (input_title_t***)va_arg( args, input_title_t*** );
953 pi_int = (int*)va_arg( args, int* );
954 *((int*)va_arg( args, int* )) = 1; /* Title offset */
956 dbg_print ( INPUT_DBG_EVENT,
957 "GET TITLE: i_tracks %d, i_tracks %d",
958 p_cdda->i_tracks, p_cdda->i_tracks );
960 CDDAMetaInfo( p_access, CDIO_INVALID_TRACK );
962 if( p_cdda->b_nav_mode)
964 char *psz_title = CDDAFormatTitle( p_access, p_cdda->i_track );
965 input_Control( p_cdda->p_input, INPUT_SET_NAME, psz_title );
969 /* Duplicate title info */
970 if( p_cdda->i_titles == 0 )
972 *pi_int = 0; ppp_title = NULL;
975 *pi_int = p_cdda->i_titles;
976 *ppp_title = calloc(1, sizeof( input_title_t **)
977 * p_cdda->i_titles );
982 for( i = 0; i < p_cdda->i_titles; i++ )
984 if ( p_cdda->p_title[i] )
987 vlc_input_title_Duplicate( p_cdda->p_title[i] );
993 case ACCESS_SET_TITLE:
995 i = (int)va_arg( args, int );
997 dbg_print( INPUT_DBG_EVENT, "set title %d", i );
998 if( i != p_access->info.i_title )
1000 const track_t i_track = p_cdda->i_first_track + i;
1002 p_access->info.i_title = i;
1003 if( p_cdda->b_nav_mode)
1006 char *psz_title = CDDAFormatTitle( p_access, i_track );
1007 input_Control( p_cdda->p_input, INPUT_SET_NAME,
1010 p_cdda->i_track = i_track;
1011 i_last_lsn = cdio_get_track_lsn( p_cdda->p_cdio,
1012 CDIO_CDROM_LEADOUT_TRACK );
1013 if( CDIO_INVALID_LSN != i_last_lsn )
1014 p_access->info.i_size = (int64_t) CDIO_CD_FRAMESIZE_RAW
1016 p_access->info.i_pos = (int64_t)
1017 cdio_get_track_lsn( p_cdda->p_cdio, i_track )
1018 * CDIO_CD_FRAMESIZE_RAW;
1022 p_access->info.i_size = p_cdda->p_title[i]->i_size;
1023 p_access->info.i_pos = 0;
1025 p_access->info.i_update = INPUT_UPDATE_TITLE|INPUT_UPDATE_SIZE;
1027 /* Next sector to read */
1028 p_cdda->i_lsn = cdio_get_track_lsn( p_cdda->p_cdio, i_track );
1033 case ACCESS_SET_PAUSE_STATE:
1034 dbg_print( INPUT_DBG_META, "Pause");
1035 if( p_cdda->b_audio_ctl )
1036 cdda_audio_pause( p_cdda->p_cdio );
1039 case ACCESS_SET_SEEKPOINT:
1040 dbg_print( INPUT_DBG_META, "set seekpoint");
1041 return VLC_EGENERIC;
1043 case ACCESS_SET_PRIVATE_ID_STATE:
1044 dbg_print( INPUT_DBG_META, "set private id state");
1045 return VLC_EGENERIC;
1048 msg_Warn( p_access, "unimplemented query in control" );
1049 return VLC_EGENERIC;
1055 /*****************************************************************************
1058 Initialize information pertaining to the CD: the number of tracks,
1059 first track number, LSNs for each track and the leadout. The leadout
1060 information is stored after the last track. The LSN array is
1061 0-origin, same as p_access->info. Add first_track to get what track
1062 number this is on the CD. Note: libcdio uses the real track number.
1064 On input we assume p_cdda->p_cdio and p_cdda->i_track have been set.
1066 We return the VLC-type status, e.g. VLC_SUCCESS, VLC_ENOMEM, etc.
1067 *****************************************************************************/
1068 static int CDDAInit( access_t *p_access, cdda_data_t *p_cdda )
1070 discmode_t discmode = CDIO_DISC_MODE_NO_INFO;
1072 p_cdda->i_tracks = cdio_get_num_tracks( p_cdda->p_cdio );
1073 p_cdda->i_first_track = cdio_get_first_track_num( p_cdda->p_cdio );
1075 discmode = cdio_get_discmode( p_cdda->p_cdio );
1078 case CDIO_DISC_MODE_CD_DA:
1079 case CDIO_DISC_MODE_CD_MIXED:
1080 /* These are possible for CD-DA */
1083 /* These are not possible for CD-DA */
1085 "Disc seems not to be CD-DA. libcdio reports it is %s",
1086 discmode2str[discmode]
1088 return VLC_EGENERIC;
1091 /* Set reading start LSN. */
1092 p_cdda->i_lsn = cdio_get_track_lsn(p_cdda->p_cdio, p_cdda->i_track);