1 /*****************************************************************************
2 * access.c : CD digital audio input module for vlc using libcdio
3 *****************************************************************************
4 * Copyright (C) 2000, 2003, 2004, 2005 VideoLAN
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., 59 Temple Place - Suite 330, Boston, MA 02111, 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 */
32 #include <vlc_playlist.h> /* Has to come *after* cdda.h */
35 #include <cdio/cdio.h>
36 #include <cdio/logging.h>
37 #include <cdio/cd_types.h>
41 /* #ifdef variables below are defined via config.h via #include vlc above. */
46 #ifdef HAVE_SYS_TYPES_H
47 #include <sys/types.h>
58 /* FIXME: This variable is a hack. Would be nice to eliminate. */
59 access_t *p_cdda_input = NULL;
61 /*****************************************************************************
63 *****************************************************************************/
64 static int CDDARead( access_t *, uint8_t *, int );
65 static block_t *CDDAReadBlocks( access_t * p_access );
66 static int CDDASeek( access_t * p_access, int64_t i_pos );
67 static int CDDAControl( access_t *p_access, int i_query,
70 static int CDDAInit( access_t *p_access, cdda_data_t *p_cdda ) ;
73 /****************************************************************************
75 ****************************************************************************/
77 /* process messages that originate from libcdio.
81 cdio_log_handler (cdio_log_level_t level, const char message[])
83 cdda_data_t *p_cdda = (cdda_data_t *)p_cdda_input->p_sys;
91 if (p_cdda->i_debug & INPUT_DBG_CDIO)
92 msg_Dbg( p_cdda_input, message);
95 msg_Warn( p_cdda_input, message);
99 msg_Err( p_cdda_input, message);
102 msg_Warn( p_cdda_input, message,
103 "The above message had unknown cdio log level",
111 /*! This routine is called by libcddb routines on error.
115 cddb_log_handler (cddb_log_level_t level, const char message[])
117 cdda_data_t *p_cdda = (cdda_data_t *)p_cdda_input->p_sys;
122 if (!(p_cdda->i_debug & INPUT_DBG_CDDB)) return;
124 /* Fall through if to warn case */
126 cdio_log_handler (level, message);
129 #endif /*HAVE_LIBCDDB*/
132 /*! This routine is when vlc is not fully set up (before full initialization)
133 or is not around (before finalization).
136 uninit_log_handler (cdio_log_level_t level, const char message[])
138 cdda_data_t *p_cdda = NULL;
141 p_cdda = (cdda_data_t *)p_cdda_input->p_sys;
147 if (!p_cdda || !(p_cdda->i_debug & (INPUT_DBG_CDIO|INPUT_DBG_CDDB)))
150 /* Fall through if to warn case */
152 fprintf(stderr, "WARN: %s\n", message);
155 fprintf(stderr, "ERROR: %s\n", message);
157 case CDIO_LOG_ASSERT:
158 fprintf(stderr, "ASSERT ERROR: %s\n", message);
161 fprintf(stderr, "UNKNOWN ERROR: %s\n%s %d\n", message,
162 "The above message had unknown cdio log level",
166 /* gl_default_cdio_log_handler (level, message); */
169 /* Only used in audio control mode. Gets the current LSN from the
172 get_audio_position ( access_t *p_access )
174 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
177 #if LIBCDIO_VERSION_NUM >= 73
178 if (p_cdda->b_audio_ctl)
180 cdio_subchannel_t sub;
181 CdIo_t *p_cdio = p_cdda->p_cdio;
182 if (DRIVER_OP_SUCCESS == cdio_audio_read_subchannel(p_cdio, &sub)) {
183 if (sub.audio_status != CDIO_MMC_READ_SUB_ST_PAUSED &&
184 sub.audio_status != CDIO_MMC_READ_SUB_ST_PLAY)
185 return CDIO_INVALID_LSN;
187 if ( ! p_cdda->b_nav_mode ) {
188 // char *psz = cdio_msf_to_str(&sub.abs_addr);
189 // fprintf(stderr, "+++disk mode abs msf %s", psz);
191 i_offset = cdio_msf_to_lba((&sub.abs_addr));
192 // fprintf(stderr, " frame offset %d\n", i_offset);
194 // char *psz = cdio_msf_to_str(&sub.rel_addr);
195 // fprintf(stderr, "+++track abs msf %s", psz);
197 i_offset = cdio_msf_to_lba((&sub.rel_addr));
198 // fprintf(stderr, " frame offset %d\n", i_offset);
201 // fprintf(stderr, "+++Error reading current pos\n");
202 i_offset = p_cdda->i_lsn;
205 i_offset = p_cdda->i_lsn;
207 i_offset = p_cdda->i_lsn;
213 /*****************************************************************************
214 * CDDAReadBlocks: reads a group of blocks from the CD-DA and returns
215 * an allocated pointer to the data. NULL is returned if no data
216 * read. It is also possible if we haven't read a RIFF header in which
217 * case one that we creaded during Open/Initialization is returned.
218 *****************************************************************************/
219 static block_t * CDDAReadBlocks( access_t * p_access )
222 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
223 int i_blocks = p_cdda->i_blocks_per_read;
225 dbg_print((INPUT_DBG_CALL|INPUT_DBG_EXT|INPUT_DBG_LSN),
226 "called i_lsn: %d i_pos: %lld, size: %lld",
227 p_cdda->i_lsn, p_access->info.i_pos, p_access->info.i_size);
229 /* Check end of file */
230 if( p_access->info.b_eof ) return NULL;
232 if( !p_cdda->b_header )
234 /* Return only the dummy RIFF header we created in Open/Init */
235 p_block = block_New( p_access, sizeof( WAVEHEADER ) );
236 memcpy( p_block->p_buffer, &p_cdda->waveheader, sizeof(WAVEHEADER) );
237 p_cdda->b_header = VLC_TRUE;
241 /* Check end of track */
242 while( p_cdda->i_lsn > cdio_get_track_last_lsn(p_cdda->p_cdio,
247 if( p_cdda->b_nav_mode )
248 go_on = p_cdda->i_lsn > p_cdda->last_disc_frame;
250 go_on = p_cdda->i_track >= p_cdda->i_first_track+p_cdda->i_titles-1 ;
254 dbg_print( (INPUT_DBG_LSN), "EOF");
255 p_access->info.b_eof = VLC_TRUE;
259 p_access->info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_META;
260 p_access->info.i_title++;
263 if ( p_cdda-> b_nav_mode ) {
264 char *psz_title = CDDAFormatTitle( p_access, p_cdda->i_track );
265 input_Control( p_cdda->p_input, INPUT_SET_NAME, psz_title );
268 p_access->info.i_size =
269 p_cdda->p_title[p_access->info.i_title]->i_size;
270 p_access->info.i_pos = 0;
271 p_access->info.i_update |= INPUT_UPDATE_SIZE;
275 /* Possibly adjust i_blocks so we don't read past the end of a track. */
276 if( p_cdda->i_lsn + i_blocks >=
277 cdio_get_track_lsn(p_cdda->p_cdio, p_cdda->i_track+1) )
279 i_blocks = cdio_get_track_lsn( p_cdda->p_cdio, p_cdda->i_track+1 )
283 /* Do the actual reading */
284 p_block = block_New( p_access, i_blocks * CDIO_CD_FRAMESIZE_RAW );
287 msg_Err( p_access, "Cannot 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);
312 msg_Err( p_access, "paranoia read error on frame %i\n",
315 memcpy(p_block->p_buffer + i * CDIO_CD_FRAMESIZE_RAW,
316 p_readbuf, CDIO_CD_FRAMESIZE_RAW);
320 rc = cdio_read_audio_sectors( p_cdda->p_cdio, p_block->p_buffer,
321 p_cdda->i_lsn, i_blocks);
323 #define DRIVER_OP_SUCCESS 0
325 rc = cdio_read_audio_sectors( p_cdda->p_cdio, p_block->p_buffer,
326 p_cdda->i_lsn, i_blocks);
328 if( rc != DRIVER_OP_SUCCESS )
330 msg_Err( p_access, "could not read %d sectors starting from %lu",
331 i_blocks, (long unsigned int) p_cdda->i_lsn );
332 block_Release( p_block );
334 /* If we had problems above, assume the problem is with
335 the first sector of the read and set to skip it. In
336 the future libcdio may have cdparanoia support.
339 p_access->info.i_pos += CDIO_CD_FRAMESIZE_RAW;
344 p_cdda->i_lsn += i_blocks;
345 p_access->info.i_pos += i_blocks * CDIO_CD_FRAMESIZE_RAW;
350 /*****************************************************************************
351 * CDDARead: Handler for audio control reads the CD-DA.
352 *****************************************************************************/
354 CDDARead( access_t * p_access, uint8_t *p_buffer, int i_len )
356 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
358 dbg_print((INPUT_DBG_CALL|INPUT_DBG_EXT|INPUT_DBG_LSN),
359 "called lsn: %d pos: %lld, size: %lld",
360 p_cdda->i_lsn, p_access->info.i_pos, p_access->info.i_size);
362 /* Check end of file */
363 if( p_access->info.b_eof ) return 0;
366 lsn_t i_lsn = get_audio_position(p_access);
367 if (CDIO_INVALID_LSN == i_lsn) {
368 dbg_print((INPUT_DBG_LSN), "invalid lsn");
369 memset( p_buffer, 0, i_len );
373 p_cdda->i_lsn = i_lsn;
374 p_access->info.i_pos = p_cdda->i_lsn * CDIO_CD_FRAMESIZE_RAW;
377 dbg_print((INPUT_DBG_LSN), "updated lsn: %d", p_cdda->i_lsn);
379 /* Check end of track */
380 while( p_cdda->i_lsn > cdio_get_track_last_lsn(p_cdda->p_cdio,
383 if( p_cdda->i_track >= p_cdda->i_first_track + p_cdda->i_titles - 1 )
385 dbg_print( (INPUT_DBG_LSN), "EOF");
386 p_access->info.b_eof = VLC_TRUE;
390 p_access->info.i_update |= INPUT_UPDATE_TITLE;
391 p_access->info.i_title++;
394 if ( p_cdda-> b_nav_mode ) {
395 char *psz_title = CDDAFormatTitle( p_access, p_cdda->i_track );
396 input_Control( p_cdda->p_input, INPUT_SET_NAME, psz_title );
399 p_access->info.i_size =
400 p_cdda->p_title[p_access->info.i_title]->i_size;
401 p_access->info.i_pos = 0;
402 p_access->info.i_update |= INPUT_UPDATE_SIZE;
406 memset( p_buffer, 0, i_len );
410 /*! Pause CD playing via audio control */
412 cdda_audio_pause(CdIo_t *p_cdio)
415 #if LIBCDIO_VERSION_NUM >= 73
416 cdio_subchannel_t sub;
417 if (DRIVER_OP_SUCCESS == cdio_audio_read_subchannel(p_cdio, &sub)) {
418 if (sub.audio_status == CDIO_MMC_READ_SUB_ST_PLAY) {
419 b_ok = DRIVER_OP_SUCCESS == cdio_audio_pause(p_cdio);
427 #if LIBCDIO_VERSION_NUM >= 73
428 /*! play CD using audio controls */
429 static driver_return_code_t
430 cdda_audio_play(CdIo_t *p_cdio, lsn_t start_lsn, lsn_t end_lsn)
434 cdio_lsn_to_msf(start_lsn, &start_msf);
435 cdio_lsn_to_msf(end_lsn, &last_msf);
436 cdda_audio_pause(p_cdio);
437 return cdio_audio_play_msf (p_cdio, &start_msf, &last_msf);
441 /****************************************************************************
442 * CDDASeek - change position for subsequent reads. For example, this
443 * can happen if the user moves a position slider bar in a GUI.
444 ****************************************************************************/
446 CDDASeek( access_t * p_access, int64_t i_pos )
448 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
450 dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT|INPUT_DBG_SEEK),
451 "lsn %lu, offset: %lld",
452 (long unsigned int) p_cdda->i_lsn, i_pos );
454 p_cdda->i_lsn = (i_pos / CDIO_CD_FRAMESIZE_RAW);
456 #if LIBCDIO_VERSION_NUM >= 72
457 if ( p_cdda->e_paranoia && p_cdda->paranoia )
458 cdio_paranoia_seek(p_cdda->paranoia, p_cdda->i_lsn, SEEK_SET);
461 #if LIBCDIO_VERSION_NUM >= 73
462 if ( p_cdda->b_audio_ctl ) {
463 track_t i_track = cdio_get_track(p_cdda->p_cdio, p_cdda->i_lsn);
466 if ( p_cdda->b_nav_mode )
467 i_last_lsn = p_cdda->last_disc_frame;
469 i_last_lsn = cdio_get_track_last_lsn(p_cdda->p_cdio, i_track);
471 cdda_audio_play(p_cdda->p_cdio, p_cdda->i_lsn, i_last_lsn);
475 if ( ! p_cdda->b_nav_mode )
476 p_cdda->i_lsn += cdio_get_track_lsn(p_cdda->p_cdio, p_cdda->i_track);
478 /* Seeked backwards and we are doing disc mode. */
479 if ( p_cdda->b_nav_mode && p_access->info.i_pos > i_pos ) {
483 for( i_track = p_cdda->i_track;
485 p_cdda->i_lsn < cdio_get_track_lsn(p_cdda->p_cdio, i_track);
486 i_track--, p_access->info.i_title-- ) ;
488 p_cdda->i_track = i_track;
489 p_access->info.i_update |= INPUT_UPDATE_TITLE | INPUT_UPDATE_META ;
490 psz_title = CDDAFormatTitle( p_access, p_cdda->i_track );
491 input_Control( p_cdda->p_input, INPUT_SET_NAME,
497 p_access->info.i_pos = i_pos;
503 Set up internal state so that we play a given track.
506 cdda_play_track( access_t *p_access, track_t i_track )
508 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
510 dbg_print((INPUT_DBG_CALL), "called track: %d\n", i_track);
512 if (i_track > p_cdda->i_tracks)
514 msg_Err( p_access, "CD has %d tracks, and you requested track %d",
515 p_cdda->i_tracks, i_track );
519 p_cdda->i_track = i_track;
521 /* set up the frame boundaries for this particular track */
522 p_cdda->first_frame = p_cdda->i_lsn =
523 cdio_get_track_lsn(p_cdda->p_cdio, i_track);
525 p_cdda->last_frame = cdio_get_track_lsn(p_cdda->p_cdio, i_track+1) - 1;
527 #if LIBCDIO_VERSION_NUM >= 73
528 if (p_cdda->b_audio_ctl)
531 if ( p_cdda->b_nav_mode )
532 i_last_lsn = p_cdda->last_disc_frame;
534 i_last_lsn = cdio_get_track_last_lsn(p_cdda->p_cdio, i_track);
535 cdda_audio_play(p_cdda->p_cdio, p_cdda->i_lsn, i_last_lsn);
542 /****************************************************************************
544 ****************************************************************************/
546 /*****************************************************************************
547 * Open: open cdda device or image file and initialize structures
548 * for subsequent operations.
549 *****************************************************************************/
551 CDDAOpen( vlc_object_t *p_this )
553 access_t *p_access = (access_t*)p_this;
554 char * psz_source = NULL;
555 cdda_data_t *p_cdda = NULL;
558 vlc_bool_t b_single_track = false;
559 int i_rc = VLC_EGENERIC;
561 p_access->p_sys = NULL;
563 /* Set where to log errors messages from libcdio. */
564 p_cdda_input = p_access;
566 /* parse the options passed in command line : */
568 if( p_access->psz_path && *p_access->psz_path )
570 char *psz_parser = psz_source = strdup( p_access->psz_path );
572 while( *psz_parser && *psz_parser != '@' )
577 if( *psz_parser == '@' )
583 if ('T' == *psz_parser || 't' == *psz_parser )
586 i_track = (int)strtol( psz_parser, NULL, 10 );
587 i_track = i_track ? i_track : 1;
588 b_single_track = true;
592 if (!psz_source || !*psz_source)
594 /* No device/track given. Continue only when this plugin was
596 if( !p_this->b_force ) return VLC_EGENERIC;
598 psz_source = var_CreateGetString( p_this, "cd-audio" );
600 if( !psz_source || !*psz_source )
602 /* Scan for a CD-ROM drive with a CD-DA in it. */
604 cdio_get_devices_with_cap(NULL, CDIO_FS_AUDIO, false);
606 if (NULL == ppsz_drives || NULL == ppsz_drives[0] )
609 "libcdio couldn't find something with a CD-DA in it" );
610 if (ppsz_drives) cdio_free_device_list(ppsz_drives);
614 psz_source = strdup(ppsz_drives[0]);
615 cdio_free_device_list(ppsz_drives);
619 cdio_log_set_handler ( cdio_log_handler );
622 if( !(p_cdio = cdio_open( psz_source, DRIVER_UNKNOWN )) )
624 msg_Warn( p_access, "could not open %s", psz_source );
625 if (psz_source) free( psz_source );
629 p_cdda = calloc( 1, sizeof(cdda_data_t) );
632 msg_Err( p_access, "out of memory" );
638 cddb_log_set_handler ( cddb_log_handler );
639 p_cdda->cddb.disc = NULL;
640 p_cdda->b_cddb_enabled =
641 config_GetInt( p_access, MODULE_STRING "-cddb-enabled" );
645 config_GetInt( p_access, MODULE_STRING "-cdtext-enabled" );
647 p_cdda->b_cdtext_prefer =
648 config_GetInt( p_access, MODULE_STRING "-cdtext-prefer" );
650 #if LIBCDIO_VERSION_NUM >= 73
651 p_cdda->b_audio_ctl =
652 config_GetInt( p_access, MODULE_STRING "-analog-output" );
655 p_cdda->psz_source = strdup(psz_source);
656 p_cdda->b_header = VLC_FALSE;
657 p_cdda->p_cdio = p_cdio;
658 p_cdda->i_tracks = 0;
659 p_cdda->i_titles = 0;
660 p_cdda->i_debug = config_GetInt(p_this, MODULE_STRING
662 p_cdda->b_nav_mode = config_GetInt(p_this, MODULE_STRING
663 "-navigation-mode" );
664 p_cdda->i_blocks_per_read
665 = config_GetInt(p_this, MODULE_STRING "-blocks-per-read");
667 p_cdda->last_disc_frame =
668 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;
697 p_access->pf_read = NULL;
698 p_access->pf_block = CDDAReadBlocks;
701 p_access->pf_control = CDDAControl;
702 p_access->pf_seek = CDDASeek;
707 if (p_cdda->b_nav_mode)
708 i_last_lsn = p_cdda->last_disc_frame;
710 i_last_lsn = cdio_get_track_last_lsn(p_cdio, i_track);
712 if (CDIO_INVALID_LSN != i_last_lsn)
713 p_access->info.i_size = i_last_lsn * (uint64_t) CDIO_CD_FRAMESIZE_RAW;
715 p_access->info.i_size = 0;
718 p_access->info.i_update = 0;
719 p_access->info.b_eof = VLC_FALSE;
720 p_access->info.i_title = 0;
721 p_access->info.i_seekpoint = 0;
723 p_access->p_sys = (access_sys_t *) p_cdda;
725 /* We read the Table Of Content information */
726 i_rc = CDDAInit( p_access, p_cdda );
727 if ( VLC_SUCCESS != i_rc ) goto error;
729 CDDAFixupPlaylist( p_access, p_cdda, b_single_track );
731 #if LIBCDIO_VERSION_NUM >= 72
734 char *psz_paranoia = config_GetPsz( p_access,
735 MODULE_STRING "-paranoia" );
736 p_cdda->e_paranoia = paranoia_none;
737 if( psz_paranoia && *psz_paranoia )
740 if( !strncmp( psz_paranoia, "full", strlen("full") ) )
741 p_cdda->e_paranoia = paranoia_full;
742 else if( !strncmp( psz_paranoia, "overlap", strlen("overlap") ) )
743 p_cdda->e_paranoia = paranoia_overlap;
745 /* Use CD Paranoia? */
746 if ( p_cdda->e_paranoia ) {
747 p_cdda->paranoia_cd = cdio_cddap_identify_cdio(p_cdio, 1, NULL);
748 /* We'll set for verbose paranoia messages. */
749 cdio_cddap_verbose_set(p_cdda->paranoia_cd, CDDA_MESSAGE_PRINTIT,
750 CDDA_MESSAGE_PRINTIT);
751 if ( 0 != cdio_cddap_open(p_cdda->paranoia_cd) ) {
752 msg_Warn( p_cdda_input, "Unable to get paranoia support - "
753 "continuing without it." );
754 p_cdda->e_paranoia = paranoia_none;
756 p_cdda->paranoia = cdio_paranoia_init(p_cdda->paranoia_cd);
757 cdio_paranoia_seek(p_cdda->paranoia, p_cdda->i_lsn, SEEK_SET);
759 /* Set reading mode for full or overlap paranoia,
760 but allow skipping sectors. */
761 cdio_paranoia_modeset(p_cdda->paranoia,
762 paranoia_full == p_cdda->e_paranoia ?
763 PARANOIA_MODE_FULL^PARANOIA_MODE_NEVERSKIP :
764 PARANOIA_MODE_OVERLAP^PARANOIA_MODE_NEVERSKIP
772 /* Build a WAV header to put in front of the output data.
773 This gets sent back in the Block (read) routine.
775 memset( &p_cdda->waveheader, 0, sizeof(WAVEHEADER) );
776 SetWLE( &p_cdda->waveheader.Format, 1 ); /*WAVE_FORMAT_PCM*/
777 SetWLE( &p_cdda->waveheader.BitsPerSample, 16);
778 p_cdda->waveheader.MainChunkID = VLC_FOURCC('R', 'I', 'F', 'F');
779 p_cdda->waveheader.Length = 0; /* we just don't know */
780 p_cdda->waveheader.ChunkTypeID = VLC_FOURCC('W', 'A', 'V', 'E');
781 p_cdda->waveheader.SubChunkID = VLC_FOURCC('f', 'm', 't', ' ');
782 SetDWLE( &p_cdda->waveheader.SubChunkLength, 16);
783 SetWLE( &p_cdda->waveheader.Modus, 2);
784 SetDWLE( &p_cdda->waveheader.SampleFreq, CDDA_FREQUENCY_SAMPLE);
785 SetWLE( &p_cdda->waveheader.BytesPerSample,
786 2 /*Modus*/ * 16 /*BitsPerSample*/ / 8 );
787 SetDWLE( &p_cdda->waveheader.BytesPerSec,
788 2*16/8 /*BytesPerSample*/ * CDDA_FREQUENCY_SAMPLE );
789 p_cdda->waveheader.DataChunkID = VLC_FOURCC('d', 'a', 't', 'a');
790 p_cdda->waveheader.DataLength = 0; /* we just don't know */
792 cdda_play_track( p_access, i_track );
795 var_Create( p_access, MODULE_STRING "-caching",
796 VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
797 vlc_object_release( p_cdda->p_input );
801 cdio_destroy( p_cdda->p_cdio );
802 if( psz_source) free( psz_source );
804 if ( p_cdda->p_input )
805 vlc_object_release( p_cdda->p_input );
813 /*****************************************************************************
814 * CDDAClose: closes cdda and frees any resources associded with it.
815 *****************************************************************************/
817 CDDAClose (vlc_object_t *p_this )
819 access_t *p_access = (access_t *) p_this;
820 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
823 #if LIBCDIO_VERSION_NUM >= 73
824 if (p_cdda->b_audio_ctl)
825 cdio_audio_stop(p_cdda->p_cdio);
828 dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT), "" );
830 /* Remove playlist titles */
831 for( i = 0; i < p_cdda->i_titles; i++ )
833 vlc_input_title_Delete( p_cdda->p_title[i] );
837 cddb_log_set_handler ((cddb_log_handler_t) uninit_log_handler);
838 if (p_cdda->b_cddb_enabled)
839 cddb_disc_destroy(p_cdda->cddb.disc);
842 cdio_destroy( p_cdda->p_cdio );
843 cdio_log_set_handler (uninit_log_handler);
845 #if LIBCDIO_VERSION_NUM >= 72
846 if (p_cdda->paranoia)
847 cdio_paranoia_free(p_cdda->paranoia);
848 if (p_cdda->paranoia_cd)
849 cdio_cddap_close_no_free_cdio(p_cdda->paranoia_cd);
852 if (p_cdda->psz_mcn) free( p_cdda->psz_mcn );
853 if (p_cdda->psz_source) free( p_cdda->psz_source );
855 #if LIBCDDB_VERSION_NUM >= 1
863 /*****************************************************************************
864 * Control: The front-end or vlc engine calls here to ether get
865 * information such as meta information or plugin capabilities or to
866 * issue miscellaneous "set" requests.
867 *****************************************************************************/
868 static int CDDAControl( access_t *p_access, int i_query, va_list args )
870 cdda_data_t *p_cdda = (cdda_data_t *) p_access->p_sys;
874 dbg_print( (INPUT_DBG_CALL|INPUT_DBG_EXT|INPUT_DBG_EVENT),
875 "query %d", i_query );
879 /* Pass back a copy of meta information that was gathered when we
880 during the Open/Initialize call.
882 case ACCESS_GET_META:
884 vlc_meta_t **pp_meta = (vlc_meta_t**)va_arg( args, vlc_meta_t** );
885 if ( p_cdda->p_meta )
887 *pp_meta = vlc_meta_Duplicate( p_cdda->p_meta );
888 dbg_print( INPUT_DBG_META, "%s", "Meta copied" );
892 msg_Warn( p_access, "tried to copy NULL meta info" );
897 case ACCESS_CAN_CONTROL_PACE:
899 vlc_bool_t *pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
900 *pb_bool = p_cdda->b_audio_ctl ? VLC_FALSE : VLC_TRUE;
901 dbg_print( INPUT_DBG_META, "can control pace? %d", *pb_bool);
905 case ACCESS_CAN_FASTSEEK:
906 dbg_print( INPUT_DBG_META, "can fast seek?");
908 case ACCESS_CAN_SEEK:
909 dbg_print( INPUT_DBG_META, "can seek?");
911 case ACCESS_CAN_PAUSE:
912 dbg_print( INPUT_DBG_META, "can pause?");
915 vlc_bool_t *pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
923 pi_int = (int*)va_arg( args, int * );
924 *pi_int = p_cdda-> i_blocks_per_read * CDIO_CD_FRAMESIZE_RAW;
925 dbg_print( INPUT_DBG_META, "Get MTU %d", *pi_int);
929 case ACCESS_GET_PTS_DELAY:
931 int64_t *pi_64 = (int64_t*)va_arg( args, int64_t * );
932 *pi_64 = var_GetInteger( p_access, MODULE_STRING "-caching" )
933 * MILLISECONDS_PER_SEC;
937 case ACCESS_GET_TITLE_INFO:
939 input_title_t ***ppp_title =
940 (input_title_t***)va_arg( args, input_title_t*** );
942 pi_int = (int*)va_arg( args, int* );
943 *((int*)va_arg( args, int* )) = 1; /* Title offset */
945 dbg_print ( INPUT_DBG_EVENT,
946 "GET TITLE: i_tracks %d, i_tracks %d",
947 p_cdda->i_tracks, p_cdda->i_tracks );
949 CDDAMetaInfo( p_access, CDIO_INVALID_TRACK );
951 if ( p_cdda->b_nav_mode) {
953 CDDAFormatTitle( p_access, p_cdda->i_track );
954 input_Control( p_cdda->p_input, INPUT_SET_NAME,
959 /* Duplicate title info */
960 if( p_cdda->i_titles == 0 )
962 *pi_int = 0; ppp_title = NULL;
965 *pi_int = p_cdda->i_titles;
966 *ppp_title = calloc(1,
967 sizeof( input_title_t **) * p_cdda->i_titles );
969 if (!*ppp_title) return VLC_ENOMEM;
971 for( i = 0; i < p_cdda->i_titles; i++ )
973 if ( p_cdda->p_title[i] ) {
975 vlc_input_title_Duplicate( p_cdda->p_title[i] );
981 case ACCESS_SET_TITLE:
983 i = (int)va_arg( args, int );
985 dbg_print( INPUT_DBG_EVENT, "set title %d", i );
986 if( i != p_access->info.i_title )
988 const track_t i_track = p_cdda->i_track + i;
990 p_access->info.i_title = i;
991 if ( p_cdda->b_nav_mode)
994 char *psz_title = CDDAFormatTitle( p_access, i_track );
995 input_Control( p_cdda->p_input, INPUT_SET_NAME,
998 p_cdda->i_track = i_track;
999 i_last_lsn = cdio_get_track_lsn(p_cdda->p_cdio,
1000 CDIO_CDROM_LEADOUT_TRACK);
1001 if (CDIO_INVALID_LSN != i_last_lsn)
1002 p_access->info.i_size = (int64_t) CDIO_CD_FRAMESIZE_RAW
1004 p_access->info.i_pos = (int64_t)
1005 cdio_get_track_lsn( p_cdda->p_cdio, i_track )
1006 * CDIO_CD_FRAMESIZE_RAW;
1008 p_access->info.i_size = p_cdda->p_title[i]->i_size;
1009 p_access->info.i_pos = 0;
1011 p_access->info.i_update =
1012 INPUT_UPDATE_TITLE | INPUT_UPDATE_SIZE;
1014 /* Next sector to read */
1015 p_cdda->i_lsn = cdio_get_track_lsn(p_cdda->p_cdio, i_track);
1020 case ACCESS_SET_PAUSE_STATE:
1021 dbg_print( INPUT_DBG_META, "Pause");
1022 if (p_cdda->b_audio_ctl)
1023 cdda_audio_pause(p_cdda->p_cdio);
1026 case ACCESS_SET_SEEKPOINT:
1027 dbg_print( INPUT_DBG_META, "set seekpoint");
1028 return VLC_EGENERIC;
1030 case ACCESS_SET_PRIVATE_ID_STATE:
1031 dbg_print( INPUT_DBG_META, "set private id state");
1032 return VLC_EGENERIC;
1035 msg_Warn( p_access, "unimplemented query in control" );
1036 return VLC_EGENERIC;
1042 /*****************************************************************************
1045 Initialize information pertaining to the CD: the number of tracks,
1046 first track number, LSNs for each track and the leadout. The leadout
1047 information is stored after the last track. The LSN array is
1048 0-origin, same as p_access->info. Add first_track to get what track
1049 number this is on the CD. Note: libcdio uses the real track number.
1051 On input we assume p_cdda->p_cdio and p_cdda->i_track have been set.
1053 We return the VLC-type status, e.g. VLC_SUCCESS, VLC_ENOMEM, etc.
1054 *****************************************************************************/
1055 static int CDDAInit( access_t *p_access, cdda_data_t *p_cdda )
1057 discmode_t discmode = CDIO_DISC_MODE_NO_INFO;
1059 p_cdda->i_tracks = cdio_get_num_tracks(p_cdda->p_cdio);
1060 p_cdda->i_first_track = cdio_get_first_track_num(p_cdda->p_cdio);
1062 discmode = cdio_get_discmode(p_cdda->p_cdio);
1064 case CDIO_DISC_MODE_CD_DA:
1065 case CDIO_DISC_MODE_CD_MIXED:
1066 /* These are possible for CD-DA */
1069 /* These are not possible for CD-DA */
1071 "Disc seems not to be CD-DA. libcdio reports it is %s",
1072 discmode2str[discmode]
1074 return VLC_EGENERIC;
1077 /* Set reading start LSN. */
1078 p_cdda->i_lsn = cdio_get_track_lsn(p_cdda->p_cdio, p_cdda->i_track);