/*****************************************************************************
* cdda.c : CD digital audio input module for vlc
*****************************************************************************
- * Copyright (C) 2000 VideoLAN
- * $Id: cdda.c,v 1.7 2003/11/24 00:39:01 fenrir Exp $
+ * Copyright (C) 2000, 2003 VideoLAN
+ * $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Gildas Bazin <gbazin@netcourrier.com>
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <stdio.h>
#include <stdlib.h>
#include <vlc/vlc.h>
#include <vlc/input.h>
-#include <sys/types.h>
#include "codecs.h"
+#include "vcd/cdrom.h"
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif
+/*****************************************************************************
+ * Module descriptior
+ *****************************************************************************/
+static int Open ( vlc_object_t * );
+static void Close( vlc_object_t * );
-#include <string.h>
+#define CACHING_TEXT N_("Caching value in ms")
+#define CACHING_LONGTEXT N_( \
+ "Allows you to modify the default caching value for cdda streams. This " \
+ "value should be set in milliseconds units." )
+
+vlc_module_begin();
+ set_description( _("Audio CD input") );
+ set_capability( "access2", 10 );
+ set_callbacks( Open, Close );
+
+ add_usage_hint( N_("[cdda:][device][@[track]]") );
+ add_integer( "cdda-caching", DEFAULT_PTS_DELAY / 1000, NULL, CACHING_TEXT,
+ CACHING_LONGTEXT, VLC_TRUE );
+ add_shortcut( "cdda" );
+ add_shortcut( "cddasimple" );
+vlc_module_end();
-#include "vcd/cdrom.h"
/* how many blocks VCDRead will read in each loop */
#define CDDA_BLOCKS_ONCE 20
#define CDDA_DATA_ONCE (CDDA_BLOCKS_ONCE * CDDA_DATA_SIZE)
/*****************************************************************************
- * cdda_data_t: CD audio information
+ * Access: local prototypes
*****************************************************************************/
-typedef struct cdda_data_s
+struct access_sys_t
{
vcddev_t *vcddev; /* vcd device descriptor */
- int i_nb_tracks; /* Nb of tracks (titles) */
- int i_track; /* Current track */
+
+ /* Title infos */
+ int i_titles;
+ input_title_t *title[99]; /* No more that 99 track in a cd-audio */
+
+ /* */
int i_sector; /* Current Sector */
int * p_sectors; /* Track sectors */
- vlc_bool_t b_end_of_track; /* If the end of track was reached */
-} cdda_data_t;
+ /* Wave header for the output data */
+ WAVEHEADER waveheader;
-struct demux_sys_t
-{
- es_descriptor_t *p_es;
- mtime_t i_pts;
};
-/*****************************************************************************
- * Local prototypes
- *****************************************************************************/
-static int CDDAOpen ( vlc_object_t * );
-static void CDDAClose ( vlc_object_t * );
-static int CDDARead ( input_thread_t *, byte_t *, size_t );
-static void CDDASeek ( input_thread_t *, off_t );
-static int CDDASetArea ( input_thread_t *, input_area_t * );
-static int CDDASetProgram ( input_thread_t *, pgrm_descriptor_t * );
-
-static int CDDAOpenDemux ( vlc_object_t * );
-static void CDDACloseDemux ( vlc_object_t * );
-static int CDDADemux ( input_thread_t * p_input );
+static block_t *Block( access_t * );
+static int Seek( access_t *, int64_t );
+static int Control( access_t *, int, va_list );
/*****************************************************************************
- * Module descriptior
+ * Open: open cdda
*****************************************************************************/
-#define CACHING_TEXT N_("Caching value in ms")
-#define CACHING_LONGTEXT N_( \
- "Allows you to modify the default caching value for cdda streams. This " \
- "value should be set in miliseconds units." )
-
-vlc_module_begin();
- set_description( _("CD Audio input") );
- set_capability( "access", 70 );
- add_integer( "cdda-caching", DEFAULT_PTS_DELAY / 1000, NULL, CACHING_TEXT, CACHING_LONGTEXT, VLC_TRUE );
- set_callbacks( CDDAOpen, CDDAClose );
- add_shortcut( "cdda" );
+static int Open( vlc_object_t *p_this )
+{
+ access_t *p_access = (access_t*)p_this;
+ access_sys_t *p_sys;
- add_submodule();
- set_description( _("CD Audio demux") );
- set_capability( "demux", 0 );
- set_callbacks( CDDAOpenDemux, CDDACloseDemux );
- add_shortcut( "cdda" );
-vlc_module_end();
+ char *psz_dup = strdup( p_access->psz_path );
+ char *psz;
+ int i;
+ int i_title = 0;
+ vcddev_t *vcddev;
-/*****************************************************************************
- * CDDAOpen: open cdda
- *****************************************************************************/
-static int CDDAOpen( vlc_object_t *p_this )
-{
- input_thread_t * p_input = (input_thread_t *)p_this;
- char * psz_orig;
- char * psz_parser;
- char * psz_source;
- cdda_data_t * p_cdda;
- int i;
- input_area_t * p_area;
- int i_title = 1;
- vcddev_t *vcddev;
-
- /* parse the options passed in command line : */
- psz_orig = psz_parser = psz_source = strdup( p_input->psz_name );
-
- if( !psz_orig )
+ /* Command line: cdda://[dev_path][@title] */
+ if( ( psz = strchr( psz_dup, '@' ) ) )
{
- return( -1 );
- }
+ *psz++ = '\0';
- while( *psz_parser && *psz_parser != '@' )
- {
- psz_parser++;
+ i_title = strtol( psz, NULL, 0 );
}
- if( *psz_parser == '@' )
+ if( *psz_dup == '\0' )
{
- /* Found options */
- *psz_parser = '\0';
- ++psz_parser;
+ free( psz_dup );
- i_title = (int)strtol( psz_parser, NULL, 10 );
- i_title = i_title ? i_title : 1;
- }
+ /* Only when selected */
+ if( *p_access->psz_access == '\0' )
+ return VLC_EGENERIC;
- if( !*psz_source )
- {
- if( !p_input->psz_access )
+
+ psz_dup = var_CreateGetString( p_access, "cd-audio" );
+ if( *psz_dup == '\0' )
{
- free( psz_orig );
- return -1;
+ free( psz_dup );
+ return VLC_EGENERIC;
}
- psz_source = config_GetPsz( p_input, "vcd" );
- if( !psz_source ) return -1;
}
/* Open CDDA */
- if( !(vcddev = ioctl_Open( p_this, psz_source )) )
+ if( (vcddev = ioctl_Open( VLC_OBJECT(p_access), psz_dup )) == NULL )
{
- msg_Warn( p_input, "could not open %s", psz_source );
- free( psz_source );
- return -1;
- }
- free( psz_source );
-
- p_cdda = malloc( sizeof(cdda_data_t) );
- if( p_cdda == NULL )
- {
- msg_Err( p_input, "out of memory" );
- free( psz_source );
- return -1;
+ msg_Warn( p_access, "could not open %s", psz_dup );
+ free( psz_dup );
+ return VLC_EGENERIC;
}
-
- p_cdda->vcddev = vcddev;
- p_input->p_access_data = (void *)p_cdda;
-
- p_input->i_mtu = CDDA_DATA_ONCE;
+ free( psz_dup );
+
+ /* Set up p_access */
+ p_access->pf_read = NULL;
+ p_access->pf_block = Block;
+ p_access->pf_control = Control;
+ p_access->pf_seek = Seek;
+ p_access->info.i_update = 0;
+ p_access->info.i_size = 0;
+ p_access->info.i_pos = 0;
+ p_access->info.b_eof = VLC_FALSE;
+ p_access->info.i_title = 0;
+ p_access->info.i_seekpoint = 0;
+ p_access->p_sys = p_sys = malloc( sizeof( access_sys_t ) );
+ memset( p_sys, 0, sizeof( access_sys_t ) );
+ p_sys->vcddev = vcddev;
/* We read the Table Of Content information */
- p_cdda->i_nb_tracks = ioctl_GetTracksMap( VLC_OBJECT(p_input),
- p_cdda->vcddev, &p_cdda->p_sectors );
- if( p_cdda->i_nb_tracks < 0 )
- msg_Err( p_input, "unable to count tracks" );
- else if( p_cdda->i_nb_tracks <= 0 )
- msg_Err( p_input, "no audio tracks found" );
-
- if( p_cdda->i_nb_tracks <= 1)
+ p_sys->i_titles = ioctl_GetTracksMap( VLC_OBJECT(p_access),
+ p_sys->vcddev, &p_sys->p_sectors );
+ if( p_sys->i_titles < 0 )
{
- ioctl_Close( p_this, p_cdda->vcddev );
- free( p_cdda );
- return -1;
+ msg_Err( p_access, "unable to count tracks" );
+ goto error;
}
-
- if( i_title >= p_cdda->i_nb_tracks || i_title < 1 )
- i_title = 1;
-
- /* Set stream and area data */
- vlc_mutex_lock( &p_input->stream.stream_lock );
-
- /* Initialize ES structures */
- input_InitStream( p_input, 0 );
-
- /* cdda input method */
- p_input->stream.i_method = INPUT_METHOD_CDDA;
-
- p_input->stream.b_pace_control = 1;
- p_input->stream.b_seekable = 1;
- p_input->stream.i_mux_rate = 44100 * 4 / 50;
-
-#define area p_input->stream.pp_areas
- for( i = 1 ; i <= p_cdda->i_nb_tracks ; i++ )
+ else if( p_sys->i_titles <= 0 )
{
- input_AddArea( p_input, i, 1 );
-
- /* Absolute start offset and size */
- area[i]->i_start =
- (off_t)p_cdda->p_sectors[i-1] * (off_t)CDDA_DATA_SIZE;
- area[i]->i_size =
- (off_t)(p_cdda->p_sectors[i] - p_cdda->p_sectors[i-1])
- * (off_t)CDDA_DATA_SIZE;
+ msg_Err( p_access, "no audio tracks found" );
+ goto error;
}
-#undef area
- p_area = p_input->stream.pp_areas[i_title];
+ /* Build title table */
+ for( i = 0; i < p_sys->i_titles; i++ )
+ {
+ input_title_t *t = p_sys->title[i] = vlc_input_title_New();
- CDDASetArea( p_input, p_area );
+ fprintf( stderr, "title[%d] start=%d\n", i, p_sys->p_sectors[i] );
+ fprintf( stderr, "title[%d] end=%d\n", i, p_sys->p_sectors[i+1] );
- vlc_mutex_unlock( &p_input->stream.stream_lock );
+ t->i_size = sizeof( WAVEHEADER ) +
+ ( p_sys->p_sectors[i+1] - p_sys->p_sectors[i] ) *
+ (int64_t)CDDA_DATA_SIZE;
- if( !p_input->psz_demux || !*p_input->psz_demux )
- {
- p_input->psz_demux = "cdda";
+ t->i_length = I64C(1000000) * t->i_size / 44100 / 4;
}
- p_input->pf_read = CDDARead;
- p_input->pf_seek = CDDASeek;
- p_input->pf_set_area = CDDASetArea;
- p_input->pf_set_program = CDDASetProgram;
-
- /* Update default_pts to a suitable value for cdda access */
- p_input->i_pts_delay = config_GetInt( p_input, "cdda-caching" ) * 1000;
+ /* Starting title and sector */
+ if( i_title >= p_sys->i_titles )
+ i_title = 0;
+ p_sys->i_sector = p_sys->p_sectors[i_title];
+ p_access->info.i_title = i_title;
+ p_access->info.i_size = p_sys->title[i_title]->i_size;
+
+ /* Build a WAV header for the output data */
+ memset( &p_sys->waveheader, 0, sizeof(WAVEHEADER) );
+ SetWLE( &p_sys->waveheader.Format, 1 ); /*WAVE_FORMAT_PCM*/
+ SetWLE( &p_sys->waveheader.BitsPerSample, 16);
+ p_sys->waveheader.MainChunkID = VLC_FOURCC('R', 'I', 'F', 'F');
+ p_sys->waveheader.Length = 0; /* we just don't know */
+ p_sys->waveheader.ChunkTypeID = VLC_FOURCC('W', 'A', 'V', 'E');
+ p_sys->waveheader.SubChunkID = VLC_FOURCC('f', 'm', 't', ' ');
+ SetDWLE( &p_sys->waveheader.SubChunkLength, 16);
+ SetWLE( &p_sys->waveheader.Modus, 2);
+ SetDWLE( &p_sys->waveheader.SampleFreq, 44100);
+ SetWLE( &p_sys->waveheader.BytesPerSample,
+ 2 /*Modus*/ * 16 /*BitsPerSample*/ / 8 );
+ SetDWLE( &p_sys->waveheader.BytesPerSec,
+ 2*16/8 /*BytesPerSample*/ * 44100 /*SampleFreq*/ );
+ p_sys->waveheader.DataChunkID = VLC_FOURCC('d', 'a', 't', 'a');
+ p_sys->waveheader.DataLength = 0; /* we just don't know */
+
+ /* Pts delay */
+ var_Create( p_access, "cdda-caching", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
+ return VLC_SUCCESS;
- return 0;
+error:
+ ioctl_Close( VLC_OBJECT(p_access), p_sys->vcddev );
+ free( p_sys );
+ return VLC_EGENERIC;
}
/*****************************************************************************
- * CDDAClose: closes cdda
+ * Close: closes cdda
*****************************************************************************/
-static void CDDAClose( vlc_object_t *p_this )
+static void Close( vlc_object_t *p_this )
{
- input_thread_t * p_input = (input_thread_t *)p_this;
- cdda_data_t *p_cdda = (cdda_data_t *)p_input->p_access_data;
+ access_t *p_access = (access_t *)p_this;
+ access_sys_t *p_sys = p_access->p_sys;
+ int i;
- ioctl_Close( p_this, p_cdda->vcddev );
- free( p_cdda );
+ for( i = 0; i < p_sys->i_titles; i++ )
+ {
+ vlc_input_title_Delete( p_sys->title[i] );
+ }
+
+ ioctl_Close( p_this, p_sys->vcddev );
+ free( p_sys );
}
/*****************************************************************************
- * CDDARead: reads from the CDDA into PES packets.
- *****************************************************************************
- * Returns -1 in case of error, 0 in case of EOF, otherwise the number of
- * bytes.
+ * Block: read data (CDDA_DATA_ONCE)
*****************************************************************************/
-static int CDDARead( input_thread_t * p_input, byte_t * p_buffer,
- size_t i_len )
+static block_t *Block( access_t *p_access )
{
- cdda_data_t * p_cdda;
- int i_blocks;
- int i_index;
- int i_read;
+ access_sys_t *p_sys = p_access->p_sys;
+ block_t *p_block;
+ int i_blocks;
+ int i_read;
+ int i;
- p_cdda = (cdda_data_t *)p_input->p_access_data;
+ if( p_access->info.b_eof )
+ return NULL;
- i_read = 0;
+ if( p_access->info.i_pos < sizeof( WAVEHEADER ) )
+ {
+ /* Return only the header */
+ p_block = block_New( p_access, sizeof( WAVEHEADER ) );
+ memcpy( p_block->p_buffer, &p_sys->waveheader, sizeof(WAVEHEADER) );
- /* Compute the number of blocks we have to read */
+ p_block->i_buffer -= p_access->info.i_pos;
+ p_block->p_buffer += p_access->info.i_pos;
- i_blocks = i_len / CDDA_DATA_SIZE;
+ p_access->info.i_pos += p_block->i_buffer;
+ return p_block;
+ }
- if ( ioctl_ReadSectors( VLC_OBJECT(p_input), p_cdda->vcddev,
- p_cdda->i_sector, p_buffer, i_blocks, CDDA_TYPE ) < 0 )
+ /* Read raw data */
+ i_blocks = CDDA_BLOCKS_ONCE;
+ if( p_sys->i_sector + i_blocks >= p_sys->p_sectors[p_access->info.i_title + 1 ] )
{
- msg_Err( p_input, "could not read sector %d", p_cdda->i_sector );
- return -1;
+ i_blocks = p_sys->p_sectors[p_access->info.i_title + 1 ] - p_sys->i_sector;
+ if( i_blocks <= 0 ) i_blocks = 1; /* Should never occur */
}
- for ( i_index = 0; i_index < i_blocks; i_index++ )
- {
- p_cdda->i_sector ++;
- if ( p_cdda->i_sector == p_cdda->p_sectors[p_cdda->i_track + 1] )
- {
- input_area_t *p_area;
+ p_block = block_New( p_access, i_blocks * CDDA_DATA_SIZE );
- if ( p_cdda->i_track >= p_cdda->i_nb_tracks - 1 )
- return 0; /* EOF */
+ if( ioctl_ReadSectors( VLC_OBJECT(p_access), p_sys->vcddev, p_sys->i_sector,
+ p_block->p_buffer, i_blocks, CDDA_TYPE ) < 0 )
+ {
+ msg_Err( p_access, "cannot read a sector" );
+ block_Release( p_block );
- vlc_mutex_lock( &p_input->stream.stream_lock );
- p_area = p_input->stream.pp_areas[
- p_input->stream.p_selected_area->i_id + 1 ];
+ p_block = NULL;
+ i_blocks = 1; /* Next sector */
+ }
- msg_Dbg( p_input, "new title" );
+ i_read = 0;
+ for( i = 0; i < i_blocks; i++ )
+ {
+ /* A good sector read */
+ i_read++;
+ p_sys->i_sector++;
- p_area->i_part = 1;
- CDDASetArea( p_input, p_area );
- vlc_mutex_unlock( &p_input->stream.stream_lock );
+ /* Check end of title */
+ if( p_sys->i_sector >= p_sys->p_sectors[p_access->info.i_title + 1] )
+ {
+ if( p_access->info.i_title + 1 >= p_sys->i_titles )
+ {
+ p_access->info.b_eof = VLC_TRUE;
+ break;
+ }
+ p_access->info.i_update |= INPUT_UPDATE_TITLE|INPUT_UPDATE_SIZE;
+ p_access->info.i_title++;
+ p_access->info.i_size = p_sys->title[p_access->info.i_title]->i_size;
+ p_access->info.i_pos = sizeof( WAVEHEADER );
}
- i_read += CDDA_DATA_SIZE;
}
- if ( i_len % CDDA_DATA_SIZE ) /* this should not happen */
+ if( i_read <= 0 )
{
- msg_Err( p_input, "must read full sectors" );
+ block_Release( p_block );
+ return NULL;
}
- return i_read;
-}
-
-
-/*****************************************************************************
- * CDDASetProgram: Does nothing since a CDDA is mono_program
- *****************************************************************************/
-static int CDDASetProgram( input_thread_t * p_input,
- pgrm_descriptor_t * p_program)
-{
- return 0;
-}
-
-
-/*****************************************************************************
- * CDDASetArea: initialize input data for title x.
- * It should be called for each user navigation request.
- ****************************************************************************/
-static int CDDASetArea( input_thread_t * p_input, input_area_t * p_area )
-{
- cdda_data_t *p_cdda = (cdda_data_t*)p_input->p_access_data;
- vlc_value_t val;
-
- /* we can't use the interface slider until initilization is complete */
- p_input->stream.b_seekable = 0;
-
- if( p_area != p_input->stream.p_selected_area )
+ if( p_block )
{
- /* Change the default area */
- p_input->stream.p_selected_area = p_area;
+ int i_skip = ( p_access->info.i_pos - sizeof( WAVEHEADER ) ) % CDDA_DATA_SIZE;
- /* Change the current track */
- p_cdda->i_track = p_area->i_id - 1;
- p_cdda->i_sector = p_cdda->p_sectors[p_cdda->i_track];
+ /* Really read data */
+ p_block->i_buffer = i_read * CDDA_DATA_SIZE;
+ /* */
+ p_block->i_buffer -= i_skip;
+ p_block->p_buffer += i_skip;
- /* Update the navigation variables without triggering a callback */
- val.i_int = p_area->i_id;
- var_Change( p_input, "title", VLC_VAR_SETVALUE, &val, NULL );
+ p_access->info.i_pos += p_block->i_buffer;
}
- p_cdda->i_sector = p_cdda->p_sectors[p_cdda->i_track];
-
- p_input->stream.p_selected_area->i_tell =
- (off_t)p_cdda->i_sector * (off_t)CDDA_DATA_SIZE
- - p_input->stream.p_selected_area->i_start;
-
- /* warn interface that something has changed */
- p_input->stream.b_seekable = 1;
- p_input->stream.b_changed = 1;
-
- return 0;
+ return p_block;
}
-
/****************************************************************************
- * CDDASeek
+ * Seek
****************************************************************************/
-static void CDDASeek( input_thread_t * p_input, off_t i_off )
+static int Seek( access_t *p_access, int64_t i_pos )
{
- cdda_data_t * p_cdda;
-
- p_cdda = (cdda_data_t *) p_input->p_access_data;
-
- p_cdda->i_sector = p_cdda->p_sectors[p_cdda->i_track]
- + i_off / (off_t)CDDA_DATA_SIZE;
-
- vlc_mutex_lock( &p_input->stream.stream_lock );
- p_input->stream.p_selected_area->i_tell =
- (off_t)p_cdda->i_sector * (off_t)CDDA_DATA_SIZE
- - p_input->stream.p_selected_area->i_start;
- vlc_mutex_unlock( &p_input->stream.stream_lock );
-}
+ access_sys_t * p_sys = p_access->p_sys;
-/****************************************************************************
- * Demux Part
- ****************************************************************************/
-static int CDDAOpenDemux ( vlc_object_t * p_this)
-{
- input_thread_t *p_input = (input_thread_t *)p_this;
- demux_sys_t *p_demux;
- WAVEFORMATEX *p_wf;
+ p_access->info.i_pos = i_pos;
- if( p_input->stream.i_method != INPUT_METHOD_CDDA )
+ if( i_pos >= sizeof( WAVEHEADER ) )
{
- return VLC_EGENERIC;
- }
-
- p_demux = malloc( sizeof( es_descriptor_t ) );
- p_demux->i_pts = 0;
- p_demux->p_es = NULL;
-
- p_input->pf_demux = CDDADemux;
- p_input->pf_demux_control = demux_vaControlDefault;
- p_input->pf_rewind = NULL;
- p_input->p_demux_data = p_demux;
-
- vlc_mutex_lock( &p_input->stream.stream_lock );
- if( input_AddProgram( p_input, 0, 0) == NULL )
- {
- msg_Err( p_input, "cannot add program" );
- free( p_input->p_demux_data );
- return( -1 );
- }
- p_input->stream.pp_programs[0]->b_is_ok = 0;
- p_input->stream.p_selected_program = p_input->stream.pp_programs[0];
-
- /* create our ES */
- p_demux->p_es = input_AddES( p_input,
- p_input->stream.p_selected_program,
- 1 /* id */, AUDIO_ES, NULL, 0 );
- if( !p_demux->p_es )
- {
- vlc_mutex_unlock( &p_input->stream.stream_lock );
- msg_Err( p_input, "out of memory" );
- free( p_input->p_demux_data );
- return( -1 );
+ /* Fix sector */
+ p_sys->i_sector = p_sys->p_sectors[p_access->info.i_title] +
+ ( i_pos - sizeof( WAVEHEADER ) ) / (int64_t)CDDA_DATA_SIZE;
+ if( p_sys->i_sector >= p_sys->p_sectors[p_access->info.i_title + 1] )
+ {
+ p_sys->i_sector = p_sys->p_sectors[p_access->info.i_title + 1] - 1;
+ }
}
- p_demux->p_es->i_stream_id = 1;
- p_demux->p_es->i_fourcc = VLC_FOURCC('a','r','a','w');
-
- p_demux->p_es->p_waveformatex = p_wf = malloc( sizeof( WAVEFORMATEX ) );
- p_wf->wFormatTag = WAVE_FORMAT_PCM;
- p_wf->nChannels = 2;
- p_wf->nSamplesPerSec = 44100;
- p_wf->nAvgBytesPerSec = 2 * 44100 * 2;
- p_wf->nBlockAlign = 4;
- p_wf->wBitsPerSample = 16;
- p_wf->cbSize = 0;
-
- input_SelectES( p_input, p_demux->p_es );
-
- p_input->stream.p_selected_program->b_is_ok = 1;
- vlc_mutex_unlock( &p_input->stream.stream_lock );
+ else
+ p_sys->i_sector = p_sys->p_sectors[p_access->info.i_title];
+ p_access->info.b_eof = VLC_FALSE;
return VLC_SUCCESS;
}
-static void CDDACloseDemux( vlc_object_t * p_this)
-{
- input_thread_t *p_input = (input_thread_t*)p_this;
- demux_sys_t *p_demux = (demux_sys_t*)p_input->p_demux_data;
-
- free( p_demux );
- p_input->p_demux_data = NULL;
- return;
-}
-
-static int CDDADemux( input_thread_t * p_input )
+/*****************************************************************************
+ * Control:
+ *****************************************************************************/
+static int Control( access_t *p_access, int i_query, va_list args )
{
- demux_sys_t *p_demux = (demux_sys_t*)p_input->p_demux_data;
- ssize_t i_read;
- data_packet_t * p_data;
- pes_packet_t * p_pes;
-
- input_ClockManageRef( p_input,
- p_input->stream.p_selected_program,
- p_demux->i_pts );
-
- if( ( i_read = input_SplitBuffer( p_input, &p_data, CDDA_DATA_SIZE ) )
- <= 0 )
+ access_sys_t *p_sys = p_access->p_sys;
+ vlc_bool_t *pb_bool;
+ int *pi_int;
+ int64_t *pi_64;
+ input_title_t ***ppp_title;
+ int i;
+
+ switch( i_query )
{
- return 0; // EOF
- }
-
- p_pes = input_NewPES( p_input->p_method_data );
+ /* */
+ case ACCESS_CAN_SEEK:
+ case ACCESS_CAN_FASTSEEK:
+ case ACCESS_CAN_PAUSE:
+ case ACCESS_CAN_CONTROL_PACE:
+ pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t* );
+ *pb_bool = VLC_TRUE;
+ break;
+
+ /* */
+ case ACCESS_GET_MTU:
+ pi_int = (int*)va_arg( args, int * );
+ *pi_int = CDDA_DATA_ONCE;
+ break;
+
+ case ACCESS_GET_PTS_DELAY:
+ pi_64 = (int64_t*)va_arg( args, int64_t * );
+ *pi_64 = (int64_t)var_GetInteger( p_access, "cdda-caching" ) * I64C(1000);
+ break;
+
+ /* */
+ case ACCESS_SET_PAUSE_STATE:
+ break;
+
+ case ACCESS_GET_TITLE_INFO:
+ ppp_title = (input_title_t***)va_arg( args, input_title_t*** );
+ pi_int = (int*)va_arg( args, int* );
+
+ /* Duplicate title infos */
+ *pi_int = p_sys->i_titles;
+ *ppp_title = malloc( sizeof( input_title_t ** ) * p_sys->i_titles );
+ for( i = 0; i < p_sys->i_titles; i++ )
+ {
+ (*ppp_title)[i] = vlc_input_title_Duplicate( p_sys->title[i] );
+ }
+ break;
+
+ case ACCESS_SET_TITLE:
+ i = (int)va_arg( args, int );
+ if( i != p_access->info.i_title )
+ {
+ /* Update info */
+ p_access->info.i_update |= INPUT_UPDATE_TITLE|INPUT_UPDATE_SIZE;
+ p_access->info.i_title = i;
+ p_access->info.i_size = p_sys->title[i]->i_size;
+ p_access->info.i_pos = sizeof(WAVEHEADER);
+
+ /* Next sector to read */
+ p_sys->i_sector = p_sys->p_sectors[i];
+ }
+ break;
+
+ case ACCESS_SET_SEEKPOINT:
+ return VLC_EGENERIC;
+
+ default:
+ msg_Err( p_access, "unimplemented query in control" );
+ return VLC_EGENERIC;
- if( p_pes == NULL )
- {
- msg_Err( p_input, "out of memory" );
- input_DeletePacket( p_input->p_method_data, p_data );
- return -1;
}
+ return VLC_SUCCESS;
+}
- p_pes->i_rate = p_input->stream.control.i_rate;
- p_pes->p_first = p_pes->p_last = p_data;
- p_pes->i_nb_data = 1;
- p_pes->i_pes_size = i_read;
-
- p_pes->i_dts =
- p_pes->i_pts = input_ClockGetTS( p_input,
- p_input->stream.p_selected_program,
- p_demux->i_pts );
-
- if( p_demux->p_es->p_dec )
- {
- input_DecodePES( p_demux->p_es->p_dec, p_pes );
- }
- else
- {
- input_DeletePES( p_input->p_method_data, p_pes );
- }
- p_demux->i_pts += ((mtime_t)90000) * i_read
- / (mtime_t)44100 / 4 /* stereo 16 bits */;
- return 1;
-}
projects / vlc / blobdiff