* dvd_ifo.c: Functions for ifo parsing
*****************************************************************************
* Copyright (C) 1999-2001 VideoLAN
- * $Id: dvd_ifo.c,v 1.13 2001/02/20 07:49:12 sam Exp $
+ * $Id: dvd_ifo.c,v 1.39 2001/11/07 03:37:27 stef Exp $
*
- * Author: Stéphane Borel <stef@via.ecp.fr>
+ * Authors: Stéphane Borel <stef@via.ecp.fr>
+ * German Tischler <tanis@gaspode.franken.de>
*
* based on:
* - libifo by Thomas Mirlacher <dent@cosy.sbg.ac.at>
/*****************************************************************************
* Preamble
*****************************************************************************/
+#include "defs.h"
+#include "config.h"
+
#include <stdio.h>
-#include <unistd.h>
+#include <stdlib.h>
+
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#elif defined( _MSC_VER ) && defined( _WIN32 )
+# include <io.h>
+#endif
+
#include <string.h>
#include <fcntl.h>
+#ifdef GOD_DAMN_DMCA
+# include "dummy_dvdcss.h"
+#else
+# include <videolan/dvdcss.h>
+#endif
+
+#include "config.h"
#include "common.h"
+#include "threads.h"
+#include "mtime.h"
#include "intf_msg.h"
+
+#include "input_dvd.h"
#include "dvd_ifo.h"
#include "dvd_udf.h"
-#include "dvd_css.h"
-#include "input_dvd.h"
-/*
+#include "modules.h"
+#include "modules_export.h"
+
+/*****************************************************************************
* Local prototypes
- */
-static vmg_t ReadVMG ( ifo_t* );
-void CommandRead( ifo_command_t );
+ *****************************************************************************/
+void CommandRead ( command_desc_t );
+static int ReadTitle ( ifo_t * , title_t *, int, int );
+static int FreeTitle ( title_t * );
+static int ReadUnitInf ( ifo_t * , unit_inf_t *, int, int );
+static int FreeUnitInf ( unit_inf_t * );
+static int ReadTitleUnit ( ifo_t * , title_unit_t *, int );
+static int FreeTitleUnit ( title_unit_t * );
+static int ReadVobuMap ( ifo_t * , vobu_map_t *, int );
+static int FreeVobuMap ( vobu_map_t * );
+static int ReadCellInf ( ifo_t * , cell_inf_t *, int );
+static int FreeCellInf ( cell_inf_t * );
+static int FreeTitleSet ( vts_t * );
+
+static u8* FillBuffer ( ifo_t *, u8 *, int );
+static u8 ReadByte ( ifo_t *, u8 *, u8 ** );
+static void ReadBytes ( ifo_t *, u8 *, u8 **, u8 *, int );
+static void DumpBytes ( ifo_t *, u8 *, u8 **, int );
+static u16 ReadWord ( ifo_t *, u8 *, u8 ** );
+static u32 ReadDouble ( ifo_t *, u8 *, u8 ** );
+static u64 ReadQuad ( ifo_t *, u8 *, u8 ** );
/*
* IFO Management.
*/
/*****************************************************************************
- * IfoInit : Creates an ifo structure and prepares for parsing directly
- * on DVD device.
+ * IfoCreate : Creates an ifo structure and prepares for parsing directly
+ * on DVD device
*****************************************************************************/
-ifo_t IfoInit( int i_fd )
+int IfoCreate( thread_dvd_data_t * p_dvd )
{
- ifo_t ifo;
- u32 i_lba;
-
- /* If we are here the dvd device has already been opened */
- ifo.i_fd = i_fd;
-
- i_lba = UDFFindFile( i_fd, "/VIDEO_TS/VIDEO_TS.IFO");
-
- ifo.i_off = (off_t)(i_lba) * DVD_LB_SIZE;
- ifo.i_pos = lseek( ifo.i_fd, ifo.i_off, SEEK_SET );
+ p_dvd->p_ifo = malloc( sizeof(ifo_t) );
+ if( p_dvd->p_ifo == NULL )
+ {
+ intf_ErrMsg( "ifo error: unable to allocate memory. aborting" );
+ return -1;
+ }
- /* Video Manager Initialization */
- intf_WarnMsg( 2, "ifo: initializing VMG" );
- ifo.vmg = ReadVMG( &ifo );
+ /* if we are here the dvd device has already been opened */
+ p_dvd->p_ifo->dvdhandle = p_dvd->dvdhandle;
- return ifo;
+ return 0;
}
/*****************************************************************************
- * IfoEnd : Frees all the memory allocated to ifo structures
+ * IfoInit : Reads information from the management table.
*****************************************************************************/
-void IfoEnd( ifo_t* p_ifo )
+int IfoInit( ifo_t * p_ifo )
{
-#if 0
- int i,j;
+ u8 p_buf[DVD_LB_SIZE];
+ u8* p_tmp;
+ u64 i_temp;
+ int i, j, k;
+ int i_start;
+
+ /* find the start sector of video information on the dvd */
+ p_ifo->i_start = UDFFindFile( p_ifo->dvdhandle, "/VIDEO_TS/VIDEO_TS.IFO" );
+ if( !p_ifo->i_start ) return -1;
- /* Free structures from video title sets */
- for( j=0 ; j<p_ifo->vmg.mat.i_tts_nb ; j++ )
+ p_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_start );
+ //i_start = p_ifo->i_pos;
+
+ /*
+ * read the video manager information table
+ */
+#define MGINF p_ifo->vmg.manager_inf
+ //fprintf( stderr, "VMGI\n" );
+
+ ReadBytes( p_ifo, p_buf, &p_tmp, MGINF.psz_id, 12 );
+ MGINF.psz_id[12] = '\0';
+ MGINF.i_vmg_end_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 12 );
+ MGINF.i_vmg_inf_end_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 1 );
+ MGINF.i_spec_ver = ReadByte( p_ifo, p_buf, &p_tmp );
+ MGINF.i_cat = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_volume_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ MGINF.i_volume = ReadWord( p_ifo, p_buf, &p_tmp );
+ MGINF.i_disc_side = ReadByte( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 19 );
+ MGINF.i_title_set_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ ReadBytes( p_ifo, p_buf, &p_tmp, MGINF.ps_provider_id, 32 );
+ MGINF.i_pos_code = ReadQuad( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 24 );
+ MGINF.i_vmg_inf_end_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_first_play_title_start_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 56 );
+ MGINF.i_vob_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_title_inf_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_title_unit_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_parental_inf_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_vts_inf_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_text_data_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_cell_inf_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_vobu_map_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 32 );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 1 );
+ MGINF.i_audio_nb = ReadByte( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "vmgi audio nb : %d\n", MGINF.i_audio_nb );
+
+ for( i = 0 ; i < 8 ; i++ )
+ {
+ i_temp = ReadQuad( p_ifo, p_buf, &p_tmp );
+ }
+
+ DumpBytes( p_ifo, p_buf, &p_tmp, 17 );
+ MGINF.i_spu_nb = ReadByte( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "vmgi subpic nb : %d\n", MGINF.i_spu_nb );
+
+ for( i = 0 ; i < MGINF.i_spu_nb ; i++ )
+ {
+ ReadBytes( p_ifo, p_buf, &p_tmp, (u8*)(&i_temp), 6 );
+ /* FIXME : take care of endianness */
+ }
+
+ /*
+ * read first play title.
+ */
+ //fprintf(stderr,"readtitle %i\n", MGINF.i_first_play_title_start_byte & 0x7ff );
+ if( ReadTitle( p_ifo, &p_ifo->vmg.title, p_ifo->i_start
+ + OFF2LB( MGINF.i_first_play_title_start_byte ),
+ MGINF.i_first_play_title_start_byte & 0x7ff ) < 0 )
+ {
+ return -1;
+ }
+
+ /*
+ * fills the title information structure.
+ */
+#define TITINF p_ifo->vmg.title_inf
+ if( MGINF.i_title_inf_start_sector )
{
- free( p_ifo->p_vts[j].vobu_admap.pi_vobu_ssector );
- free( p_ifo->p_vts[j].c_adt.p_cell_inf );
- free( p_ifo->p_vts[j].m_vobu_admap.pi_vobu_ssector );
- free( p_ifo->p_vts[j].m_c_adt.p_cell_inf );
- for( i=0 ; i<p_ifo->p_vts[j].tmap_ti.i_nb ; i++ )
+ p_tmp = FillBuffer( p_ifo, p_buf,
+ p_ifo->i_start + MGINF.i_title_inf_start_sector );
+ //fprintf( stderr, "title inf %d\n", p_ifo->i_pos );
+
+ TITINF.i_title_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "title_inf: TTU nb %d\n", TITINF.i_title_nb );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ TITINF.i_end_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
+
+ /* parsing of title attributes */
+ TITINF.p_attr = malloc( TITINF.i_title_nb *sizeof(title_attr_t) );
+ if( TITINF.p_attr == NULL )
{
- free( p_ifo->p_vts[j].tmap_ti.p_tmap[i].pi_sector );
+ intf_ErrMsg( "ifo error: out of memory in IfoInit" );
+ return -1;
}
- free( p_ifo->p_vts[j].tmap_ti.pi_sbyte );
- free( p_ifo->p_vts[j].tmap_ti.p_tmap );
- free( p_ifo->p_vts[j].pgci_ti.p_srp );
- for( i=0 ; i<p_ifo->p_vts[j].pgci_ut.i_lu_nb ; i++ )
+
+ for( i = 0 ; i < TITINF.i_title_nb ; i++ )
{
- free( p_ifo->p_vts[j].pgci_ut.p_pgci_inf[i].p_srp );
+ TITINF.p_attr[i].i_play_type = ReadByte( p_ifo, p_buf, &p_tmp );
+ TITINF.p_attr[i].i_angle_nb = ReadByte( p_ifo, p_buf, &p_tmp );
+ TITINF.p_attr[i].i_chapter_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ TITINF.p_attr[i].i_parental_id = ReadWord( p_ifo, p_buf, &p_tmp );
+ TITINF.p_attr[i].i_title_set_num = ReadByte( p_ifo, p_buf, &p_tmp );
+ TITINF.p_attr[i].i_title_num = ReadByte( p_ifo, p_buf, &p_tmp );
+ TITINF.p_attr[i].i_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "title_inf: %d %d %d\n", TITINF.p_attr[i].i_chapter_nb, TITINF.p_attr[i].i_title_set_num, TITINF.p_attr[i].i_title_num );
}
- free( p_ifo->p_vts[j].pgci_ut.p_pgci_inf );
- free( p_ifo->p_vts[j].pgci_ut.p_lu );
}
-
- free( p_ifo->p_vts );
-
- /* Free structures from video manager */
- free( p_ifo->vmg.vobu_admap.pi_vobu_ssector );
- free( p_ifo->vmg.c_adt.p_cell_inf );
- for( i=0 ; i<p_ifo->vmg.pgci_ut.i_lu_nb ; i++ )
+ else
{
- free( p_ifo->vmg.pgci_ut.p_pgci_inf[i].p_srp );
+ TITINF.p_attr = NULL;
}
- free( p_ifo->vmg.pgci_ut.p_pgci_inf );
- free( p_ifo->vmg.pgci_ut.p_lu );
- for( i=1 ; i<=8 ; i++ )
+#undef TITINF
+
+ /*
+ * fills the title unit structure.
+ */
+ if( MGINF.i_title_unit_start_sector )
{
- free( p_ifo->vmg.ptl_mait.p_ptl_mask->ppi_ptl_mask[i] );
+ if( ReadTitleUnit( p_ifo, &p_ifo->vmg.title_unit, p_ifo->i_start
+ + MGINF.i_title_unit_start_sector ) < 0 )
+ {
+ return -1;
+ }
}
- free( p_ifo->vmg.ptl_mait.p_ptl_desc );
- free( p_ifo->vmg.ptl_mait.p_ptl_mask );
- free( p_ifo->vmg.vts_atrt.pi_vts_atrt_sbyte );
- free( p_ifo->vmg.vts_atrt.p_vts_atrt );
- free( p_ifo->vmg.pgc.p_cell_pos_inf );
- free( p_ifo->vmg.pgc.p_cell_play_inf );
- free( p_ifo->vmg.pgc.prg_map.pi_entry_cell );
- free( p_ifo->vmg.pgc.com_tab.p_cell_com );
- free( p_ifo->vmg.pgc.com_tab.p_post_com );
- free( p_ifo->vmg.pgc.com_tab.p_pre_com );
-#endif
- return;
-}
-/*
- * Macros to process ifo files
- */
-
-#define GET( p_field , i_len ) \
- { \
- read( p_ifo->i_fd , (p_field) , (i_len) ); \
-/*fprintf(stderr, "Pos : %lld Val : %llx\n", \
- (long long)(p_ifo->i_pos - i_start), \
- (long long)*(p_field) ); */ \
- p_ifo->i_pos += i_len; \
- }
-
-#define GETC( p_field ) \
- { \
- read( p_ifo->i_fd , (p_field) , 1 ); \
-/*fprintf(stderr, "Pos : %lld Value : %d\n", \
- (long long)(p_ifo->i_pos - i_start), \
- *(p_field) );*/ \
- p_ifo->i_pos += 1; \
- }
-
-#define GETS( p_field ) \
- { \
- read( p_ifo->i_fd , (p_field) , 2 ); \
- *(p_field) = ntohs( *(p_field) ); \
-/*fprintf(stderr, "Pos : %lld Value : %d\n", \
- (long long)(p_ifo->i_pos - i_start), \
- *(p_field) );*/ \
- p_ifo->i_pos += 2; \
- }
-
-#define GETL( p_field ) \
- { \
- read( p_ifo->i_fd , (p_field) , 4 ); \
- *(p_field) = ntohl( *(p_field) ); \
-/*fprintf(stderr, "Pos : %lld Value : %d\n", \
- (long long)(p_ifo->i_pos - i_start), \
- *(p_field) );*/ \
- p_ifo->i_pos += 4; \
- }
-
-#define GETLL( p_field ) \
- { \
- read( p_ifo->i_fd , (p_field) , 8 ); \
- *(p_field) = ntoh64( *(p_field) ); \
-/*fprintf(stderr, "Pos : %lld Value : %lld\n", \
- (long long)(p_ifo->i_pos - i_start), \
- *(p_field) );*/ \
- p_ifo->i_pos += 8; \
- }
-
-#define FLUSH( i_len ) \
- { \
-/*fprintf(stderr, "Pos : %lld\n", (long long)(p_ifo->i_pos - i_start));*/ \
- p_ifo->i_pos = lseek( p_ifo->i_fd , \
- p_ifo->i_pos + (i_len), SEEK_SET ); \
- }
+ /*
+ * fills the structure about parental information.
+ */
+#define PARINF p_ifo->vmg.parental_inf
+ if( MGINF.i_parental_inf_start_sector )
+ {
+ p_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_start +
+ MGINF.i_parental_inf_start_sector );
+ i_start = p_ifo->i_pos;
-/*
- * Function common to Video Manager and Video Title set Processing
- */
+ //fprintf( stderr, "PTL\n" );
+
+ PARINF.i_country_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ PARINF.i_vts_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ PARINF.i_end_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
+
+ PARINF.p_parental_desc = malloc( PARINF.i_country_nb
+ * sizeof(parental_desc_t) );
+ if( PARINF.p_parental_desc == NULL )
+ {
+ intf_ErrMsg( "ifo error: out of memory in IfoInit" );
+ return -1;
+ }
-/*****************************************************************************
- * ReadPGC : Fills the Program Chain structure.
- *****************************************************************************/
-#define GETCOMMAND( p_com ) \
- { \
- read( p_ifo->i_fd , (p_com) , 8 ); \
-/*fprintf(stderr, "Pos : %lld Type : %d direct : %d cmd : %d dircmp : %d cmp : %d subcmd : %d v0 : %d v2 : %d v4 : %d\n", \
- (long long)(p_ifo->i_pos - i_start), \
- (int)((p_com)->i_type), \
- (int)((p_com)->i_direct), \
- (int)((p_com)->i_cmd), \
- (int)((p_com)->i_dir_cmp), \
- (int)((p_com)->i_cmp), \
- (int)((p_com)->i_sub_cmd), \
- (int)((p_com)->data.pi_16[0]), \
- (int)((p_com)->data.pi_16[1]), \
- (int)((p_com)->data.pi_16[2]));*/ \
-/* CommandRead( *(p_com) );*/ \
- p_ifo->i_pos += 8; \
- }
-
-static pgc_t ReadPGC( ifo_t* p_ifo )
-{
- pgc_t pgc;
- int i;
- off_t i_start = p_ifo->i_pos;
+ for( i = 0 ; i < PARINF.i_country_nb ; i++ )
+ {
+ ReadBytes( p_ifo, p_buf, &p_tmp,
+ PARINF.p_parental_desc[i].ps_country_code, 2 );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ PARINF.p_parental_desc[i].i_parental_mask_start_byte =
+ ReadWord( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ }
-//fprintf( stderr, "PGC\n" );
+ PARINF.p_parental_mask = malloc( PARINF.i_country_nb
+ * sizeof(parental_mask_t) );
+ if( PARINF.p_parental_mask == NULL )
+ {
+ intf_ErrMsg( "ifo error: out of memory in IfoInit" );
+ return -1;
+ }
- FLUSH(2);
- GETC( &pgc.i_prg_nb );
- GETC( &pgc.i_cell_nb );
-//fprintf( stderr, "PGC: Prg: %d Cell: %d\n", pgc.i_prg_nb, pgc.i_cell_nb );
- GETL( &pgc.i_play_time );
- GETL( &pgc.i_prohibited_user_op );
- for( i=0 ; i<8 ; i++ )
- {
- GETS( &pgc.pi_audio_status[i] );
- }
- for( i=0 ; i<32 ; i++ )
- {
- GETL( &pgc.pi_subpic_status[i] );
- }
- GETS( &pgc.i_next_pgc_nb );
- GETS( &pgc.i_prev_pgc_nb );
- GETS( &pgc.i_goup_pgc_nb );
-//fprintf( stderr, "PGC: Prev: %d Next: %d Up: %d\n",pgc.i_prev_pgc_nb ,pgc.i_next_pgc_nb, pgc.i_goup_pgc_nb );
- GETC( &pgc.i_still_time );
- GETC( &pgc.i_play_mode );
- for( i=0 ; i<16 ; i++ )
- {
- GETL( &pgc.pi_yuv_color[i] );
- /* FIXME : We have to erase the extra bit */
- }
- GETS( &pgc.i_com_tab_sbyte );
- GETS( &pgc.i_prg_map_sbyte );
- GETS( &pgc.i_cell_play_inf_sbyte );
- GETS( &pgc.i_cell_pos_inf_sbyte );
-
- /* Parsing of pgc_com_tab_t */
- if( pgc.i_com_tab_sbyte )
- {
- p_ifo->i_pos = lseek( p_ifo->i_fd, i_start
- + pgc.i_com_tab_sbyte, SEEK_SET );
- GETS( &pgc.com_tab.i_pre_com_nb );
- GETS( &pgc.com_tab.i_post_com_nb );
- GETS( &pgc.com_tab.i_cell_com_nb );
- FLUSH( 2 );
- if( pgc.com_tab.i_pre_com_nb )
- {
- pgc.com_tab.p_pre_com =
- malloc(pgc.com_tab.i_pre_com_nb *sizeof(ifo_command_t));
- if( pgc.com_tab.p_pre_com == NULL )
- {
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return pgc;
- }
- for( i=0 ; i<pgc.com_tab.i_pre_com_nb ; i++ )
+ for( i = 0 ; i < PARINF.i_country_nb ; i++ )
+ {
+ p_tmp = FillBuffer( p_ifo, p_buf, i_start + OFF2LB(
+ PARINF.p_parental_desc[i].i_parental_mask_start_byte ) )
+ + (PARINF.p_parental_desc[i].i_parental_mask_start_byte & 0x7ff);
+
+ for( j = 0 ; j < 8 ; j++ )
{
- GETCOMMAND( &pgc.com_tab.p_pre_com[i] );
+ PARINF.p_parental_mask[i].ppi_mask[j] =
+ malloc( ( PARINF.i_vts_nb + 1 ) * sizeof(u16) );
+
+ if( PARINF.p_parental_mask[i].ppi_mask[j] == NULL )
+ {
+ intf_ErrMsg( "ifo error: out of memory in IfoInit" );
+ return -1;
+ }
+
+ for( k = 0 ; k < PARINF.i_vts_nb + 1 ; k++ )
+ {
+ PARINF.p_parental_mask[i].ppi_mask[j][k] =
+ ReadWord( p_ifo, p_buf, &p_tmp );
+ }
}
}
- if( pgc.com_tab.i_post_com_nb )
+ }
+#undef PARINF
+
+ /*
+ * information and attributes about for each vts.
+ */
+#define VTSINF p_ifo->vmg.vts_inf
+ if( MGINF.i_vts_inf_start_sector )
+ {
+ u64 i_temp;
+
+ p_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_start +
+ MGINF.i_vts_inf_start_sector );
+ i_start = p_ifo->i_pos;
+
+ //fprintf( stderr, "VTS ATTR\n" );
+
+ VTSINF.i_vts_nb = ReadWord( p_ifo, p_buf, &p_tmp );;
+ //fprintf( stderr, "VTS ATTR Nb: %d\n", VTSINF.i_vts_nb );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ VTSINF.i_end_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
+ VTSINF.pi_vts_attr_start_byte =
+ malloc( VTSINF.i_vts_nb * sizeof(u32) );
+ if( VTSINF.pi_vts_attr_start_byte == NULL )
{
- pgc.com_tab.p_post_com =
- malloc(pgc.com_tab.i_post_com_nb *sizeof(ifo_command_t));
- if( pgc.com_tab.p_post_com == NULL )
+ intf_ErrMsg( "ifo error: out of memory in IfoInit" );
+ return -1;
+ }
+
+ for( i = 0 ; i < VTSINF.i_vts_nb ; i++ )
+ {
+ VTSINF.pi_vts_attr_start_byte[i] =
+ ReadDouble( p_ifo, p_buf, &p_tmp );
+ }
+
+ VTSINF.p_vts_attr = malloc( VTSINF.i_vts_nb * sizeof(vts_attr_t) );
+ if( VTSINF.p_vts_attr == NULL )
+ {
+ intf_ErrMsg( "ifo error: out of memory in IfoInit" );
+ return -1;
+ }
+
+ for( i = 0 ; i < VTSINF.i_vts_nb ; i++ )
+ {
+ p_tmp = FillBuffer( p_ifo, p_buf, i_start +
+ OFF2LB( VTSINF.pi_vts_attr_start_byte[i] ) )
+ + ( VTSINF.pi_vts_attr_start_byte[i] & 0x7ff );
+
+ VTSINF.p_vts_attr[i].i_end_byte =
+ ReadDouble( p_ifo, p_buf, &p_tmp );
+ VTSINF.p_vts_attr[i].i_cat_app_type =
+ ReadDouble( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 1 );
+ VTSINF.p_vts_attr[i].i_vts_menu_audio_nb =
+ ReadByte( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "m audio nb : %d\n", VTSINF.p_vts_attr[i].i_vts_menu_audio_nb );
+
+ for( j = 0 ; j < 8 ; j++ )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return pgc;
+ i_temp = ReadQuad( p_ifo, p_buf, &p_tmp );
}
- for( i=0 ; i<pgc.com_tab.i_post_com_nb ; i++ )
+
+ DumpBytes( p_ifo, p_buf, &p_tmp, 17 );
+ VTSINF.p_vts_attr[i].i_vts_menu_spu_nb =
+ ReadByte( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "m subp nb : %d\n", VTSINF.p_vts_attr[i].i_vts_menu_spu_nb );
+
+ for( j = 0 ; j < 28 ; j++ )
{
- GETCOMMAND( &pgc.com_tab.p_post_com[i] );
+ /* FIXME : Fix endianness issue here */
+ ReadBytes( p_ifo, p_buf, &p_tmp, (u8*)(&i_temp), 6 );
}
- }
- if( pgc.com_tab.i_cell_com_nb )
- {
- pgc.com_tab.p_cell_com =
- malloc(pgc.com_tab.i_cell_com_nb *sizeof(ifo_command_t));
- if( pgc.com_tab.p_cell_com == NULL )
+
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 1 );
+ VTSINF.p_vts_attr[i].i_vts_title_audio_nb =
+ ReadDouble( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "tt audio nb : %d\n", VTSINF.p_vts_attr[i].i_vts_title_audio_nb );
+
+ for( j = 0 ; j < 8 ; j++ )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return pgc;
+ i_temp = ReadQuad( p_ifo, p_buf, &p_tmp );;
}
- for( i=0 ; i<pgc.com_tab.i_cell_com_nb ; i++ )
+
+ DumpBytes( p_ifo, p_buf, &p_tmp, 17 );
+ VTSINF.p_vts_attr[i].i_vts_title_spu_nb =
+ ReadByte( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "tt subp nb : %d\n", VTSINF.p_vts_attr[i].i_vts_title_spu_nb );
+
+ for( j = 0 ; j < 28 /*VTSINF.p_vts_vts_inf[i].i_vtstt_subpic_nb*/ ; j++ )
{
- GETCOMMAND( &pgc.com_tab.p_cell_com[i] );
+ /* FIXME : Fix endianness issue here */
+ ReadBytes( p_ifo, p_buf, &p_tmp, (u8*)(&i_temp), 6 );
}
}
}
- /* Parsing of pgc_prg_map_t */
- if( pgc.i_prg_map_sbyte )
+#undef VTSINF
+
+ /*
+ * global cell map.
+ */
+ if( MGINF.i_cell_inf_start_sector )
+ {
+ if( ReadCellInf( p_ifo, &p_ifo->vmg.cell_inf, p_ifo->i_start +
+ MGINF.i_cell_inf_start_sector ) < 0 )
+ {
+ return -1;
+ }
+ }
+
+ /*
+ * global vob unit map.
+ */
+ if( MGINF.i_vobu_map_start_sector )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, i_start
- + pgc.i_prg_map_sbyte, SEEK_SET );
- pgc.prg_map.pi_entry_cell = malloc( pgc.i_prg_nb *sizeof(u8) );
- if( pgc.prg_map.pi_entry_cell == NULL )
+ if( ReadVobuMap( p_ifo, &p_ifo->vmg.vobu_map, p_ifo->i_start +
+ MGINF.i_vobu_map_start_sector ) < 0 )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return pgc;
+ return -1;
}
- GET( pgc.prg_map.pi_entry_cell, pgc.i_prg_nb );
- /* FIXME : check endianness here */
}
- /* Parsing of cell_play_inf_t */
- if( pgc.i_cell_play_inf_sbyte )
+#undef MGINF
+
+ p_ifo->vts.b_initialized = 0;
+
+ intf_WarnMsg( 2, "ifo info: vmg initialized" );
+
+ return 0;
+}
+
+/*****************************************************************************
+ * IfoTitleSet: Parse vts*.ifo files to fill the Video Title Set structure.
+ *****************************************************************************/
+int IfoTitleSet( ifo_t * p_ifo )
+{
+ u8 p_buf[DVD_LB_SIZE];
+ u8 * p_tmp;
+ int i_off;
+ int i_start;
+ u64 i_temp;
+ u16 i_short;
+ int i, j;
+
+ if( p_ifo->vts.b_initialized )
+ {
+ FreeTitleSet( &p_ifo->vts );
+ }
+
+ i_off = p_ifo->vmg.title_inf.p_attr[p_ifo->i_title-1].i_start_sector
+ + p_ifo->i_start;
+
+ //fprintf(stderr, "offset: %d\n" , i_off );
+
+ p_tmp = FillBuffer( p_ifo, p_buf, i_off );
+ //i_start = p_ifo->i_pos;
+ p_ifo->vts.i_pos = p_ifo->i_pos;
+
+#define MGINF p_ifo->vts.manager_inf
+
+ /*
+ * read manager information
+ */
+ //fprintf( stderr, "VTSI\n" );
+
+ ReadBytes( p_ifo, p_buf, &p_tmp, MGINF.psz_id , 12 );
+ MGINF.psz_id[12] = '\0';
+ MGINF.i_end_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 12 );
+ MGINF.i_inf_end_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 1 );
+ MGINF.i_spec_ver = ReadByte( p_ifo, p_buf, &p_tmp );
+ MGINF.i_cat = ReadDouble( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 90 );
+ MGINF.i_inf_end_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 60 );
+ MGINF.i_menu_vob_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_title_vob_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_title_inf_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_title_unit_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_menu_unit_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_time_inf_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_menu_cell_inf_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_menu_vobu_map_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_cell_inf_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ MGINF.i_vobu_map_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 24 );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 1 );
+ MGINF.i_menu_audio_nb = ReadByte( p_ifo, p_buf, &p_tmp );
+
+ for( i = 0 ; i < 8 ; i++ )
+ {
+ i_temp = ReadQuad( p_ifo, p_buf, &p_tmp );
+ }
+
+ DumpBytes( p_ifo, p_buf, &p_tmp, 17 );
+ MGINF.i_menu_spu_nb = ReadByte( p_ifo, p_buf, &p_tmp );
+
+ for( i = 0 ; i < 28 ; i++ )
+ {
+ /* FIXME : take care of endianness */
+ ReadBytes( p_ifo, p_buf, &p_tmp, (u8*)(&i_temp), 6 );
+ }
+
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+
+ i_short = ReadWord( p_ifo, p_buf, &p_tmp );
+ i_short >>= 2;
+ MGINF.video_attr.i_mode = i_short & 0x1;
+ i_short >>= 1;
+ MGINF.video_attr.i_letterboxed = i_short & 0x1;
+ i_short >>= 1;
+ MGINF.video_attr.i_source_res = i_short & 0x3;
+ i_short >>= 2;
+ MGINF.video_attr.i_line21_2 = i_short & 0x1;
+ i_short >>= 1;
+ MGINF.video_attr.i_line21_1 = i_short & 0x1;
+ i_short >>= 1;
+ MGINF.video_attr.i_perm_displ = i_short & 0x3;
+ i_short >>= 2;
+ MGINF.video_attr.i_ratio = i_short & 0x3;
+ i_short >>= 2;
+ MGINF.video_attr.i_system = i_short & 0x3;
+ i_short >>= 2;
+ MGINF.video_attr.i_compression = i_short & 0x3;
+
+ DumpBytes( p_ifo, p_buf, &p_tmp, 1 );
+ MGINF.i_audio_nb = ReadByte( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "vtsi audio nb : %d\n", MGINF.i_audio_nb );
+
+ for( i = 0 ; i < 8 ; i++ )
+ {
+ i_temp = ReadQuad( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "Audio %d: %llx\n", i, i_temp );
+ i_temp >>= 8;
+ MGINF.p_audio_attr[i].i_bar = i_temp & 0xff;
+ i_temp >>= 8;
+ MGINF.p_audio_attr[i].i_caption = i_temp & 0xff;
+ i_temp >>= 8;
+ MGINF.p_audio_attr[i].i_foo = i_temp & 0xff;
+ i_temp >>= 8;
+ MGINF.p_audio_attr[i].i_lang_code = i_temp & 0xffff;
+ i_temp >>= 16;
+ MGINF.p_audio_attr[i].i_num_channels = i_temp & 0x7;
+ i_temp >>= 3;
+ MGINF.p_audio_attr[i].i_test = i_temp & 0x1;
+ i_temp >>= 1;
+ MGINF.p_audio_attr[i].i_sample_freq = i_temp & 0x3;
+ i_temp >>= 2;
+ MGINF.p_audio_attr[i].i_quantization = i_temp & 0x3;
+ i_temp >>= 2;
+ MGINF.p_audio_attr[i].i_appl_mode = i_temp & 0x3;
+ i_temp >>= 2;
+ MGINF.p_audio_attr[i].i_type = i_temp & 0x3;
+ i_temp >>= 2;
+ MGINF.p_audio_attr[i].i_multichannel_extension = i_temp & 0x1;
+ i_temp >>= 1;
+ MGINF.p_audio_attr[i].i_coding_mode = i_temp & 0x7;
+ }
+
+ DumpBytes( p_ifo, p_buf, &p_tmp, 17 );
+ MGINF.i_spu_nb = ReadByte( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "vtsi subpic nb : %d\n", MGINF.i_spu_nb );
+
+ for( i=0 ; i<MGINF.i_spu_nb ; i++ )
+ {
+ ReadBytes( p_ifo, p_buf, &p_tmp, (u8*)(&i_temp), 6 );
+ i_temp = hton64( i_temp ) >> 16;
+ //fprintf( stderr, "Subpic %d: %llx\n", i, i_temp );
+ MGINF.p_spu_attr[i].i_caption = i_temp & 0xff;
+ i_temp >>= 8;
+ MGINF.p_spu_attr[i].i_foo = i_temp & 0xff;
+ i_temp >>= 8;
+ MGINF.p_spu_attr[i].i_lang_code = i_temp & 0xffff;
+ i_temp >>= 16;
+ MGINF.p_spu_attr[i].i_prefix = i_temp & 0xffff;
+ }
+
+ /*
+ * read title information: set of pointers to title
+ */
+#define TITINF p_ifo->vts.title_inf
+ if( MGINF.i_title_inf_start_sector )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, i_start
- + pgc.i_cell_play_inf_sbyte, SEEK_SET );
- pgc.p_cell_play_inf = malloc( pgc.i_cell_nb *sizeof(cell_play_inf_t) );
- if( pgc.p_cell_play_inf == NULL )
+ p_tmp = FillBuffer( p_ifo, p_buf, p_ifo->vts.i_pos +
+ MGINF.i_title_inf_start_sector );
+
+ i_start = p_ifo->i_pos;
+
+ //fprintf( stderr, "VTS PTR\n" );
+
+ TITINF.i_title_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "VTS title_inf nb: %d\n", TITINF.i_title_nb );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ TITINF.i_end_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
+
+ TITINF.pi_start_byte = malloc( TITINF.i_title_nb * sizeof(u32) );
+ if( TITINF.pi_start_byte == NULL )
+ {
+ intf_ErrMsg( "ifo error: out of memory in IfoTitleSet" );
+ return -1;
+ }
+
+ for( i = 0 ; i < TITINF.i_title_nb ; i++ )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return pgc;
+ TITINF.pi_start_byte[i] = ReadDouble( p_ifo, p_buf, &p_tmp );
}
- for( i=0 ; i<pgc.i_cell_nb ; i++ )
+
+ /* Parsing of tts */
+ TITINF.p_title_start = malloc( TITINF.i_title_nb
+ * sizeof(title_start_t) );
+ if( TITINF.p_title_start == NULL )
{
- GETS( &pgc.p_cell_play_inf[i].i_cat );
- GETC( &pgc.p_cell_play_inf[i].i_still_time );
- GETC( &pgc.p_cell_play_inf[i].i_com_nb );
- GETL( &pgc.p_cell_play_inf[i].i_play_time );
- GETL( &pgc.p_cell_play_inf[i].i_entry_sector );
- GETL( &pgc.p_cell_play_inf[i].i_first_ilvu_vobu_esector );
- GETL( &pgc.p_cell_play_inf[i].i_lvobu_ssector );
- GETL( &pgc.p_cell_play_inf[i].i_lsector );
+ intf_ErrMsg( "ifo error: out of memory in IfoTitleSet" );
+ return -1;
+ }
+
+ for( i = 0 ; i < TITINF.i_title_nb ; i++ )
+ {
+ p_tmp = FillBuffer( p_ifo, p_buf, i_start +
+ OFF2LB( TITINF.pi_start_byte[i] ) )
+ + (TITINF.pi_start_byte[i] & 0x7ff);
+
+ TITINF.p_title_start[i].i_title_id =
+ ReadWord( p_ifo, p_buf, &p_tmp );
+ TITINF.p_title_start[i].i_chapter =
+ ReadWord( p_ifo, p_buf, &p_tmp );
}
}
- /* Parsing of cell_pos_inf_map */
- if( pgc.i_cell_pos_inf_sbyte )
+#undef TITINF
+
+ /*
+ * menu unit information
+ */
+ if( MGINF.i_menu_unit_start_sector )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, i_start
- + pgc.i_cell_pos_inf_sbyte, SEEK_SET );
- pgc.p_cell_pos_inf = malloc( pgc.i_cell_nb *sizeof(cell_pos_inf_t) );
- if( pgc.p_cell_pos_inf == NULL )
+ if( ReadTitleUnit( p_ifo, &p_ifo->vts.menu_unit, p_ifo->vts.i_pos +
+ MGINF.i_menu_unit_start_sector ) < 0 )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return pgc;
+ return -1;
}
- for( i=0 ; i<pgc.i_cell_nb ; i++ )
+ }
+
+ /*
+ * title unit information
+ */
+ if( MGINF.i_title_unit_start_sector )
+ {
+ if( ReadUnitInf( p_ifo, &p_ifo->vts.title_unit, p_ifo->vts.i_pos +
+ MGINF.i_title_unit_start_sector, 0 ) < 0 )
{
- GETS( &pgc.p_cell_pos_inf[i].i_vob_id );
- FLUSH( 1 );
- GETC( &pgc.p_cell_pos_inf[i].i_cell_id );
+ return -1;
}
- }
+ }
- return pgc;
-}
+ /*
+ * time map information
+ */
+#define TIMINF p_ifo->vts.time_inf
+ if( MGINF.i_time_inf_start_sector )
+ {
+ u8 p_buf[DVD_LB_SIZE];
-/*****************************************************************************
- * ReadUnit : Fills Menu Language Unit Table/ PGC Info Table
- *****************************************************************************/
-static pgci_inf_t ReadUnit( ifo_t* p_ifo )
-{
- pgci_inf_t inf;
- int i;
- off_t i_start = p_ifo->i_pos;
+ p_tmp = FillBuffer( p_ifo, p_buf, p_ifo->vts.i_pos +
+ MGINF.i_time_inf_start_sector );
+
+ //fprintf( stderr, "TMAP\n" );
+
+ TIMINF.i_nb = ReadWord( p_ifo, p_buf, &p_tmp );;
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ TIMINF.i_end_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
-//fprintf( stderr, "Unit\n" );
+ TIMINF.pi_start_byte = malloc( TIMINF.i_nb * sizeof(u32) );
+ if( TIMINF.pi_start_byte == NULL )
+ {
+ intf_ErrMsg( "ifo error: out of memory in IfoTitleSet" );
+ return -1;
+ }
+
+ for( i = 0 ; i < TIMINF.i_nb ; i++ )
+ {
+ TIMINF.pi_start_byte[i] = ReadDouble( p_ifo, p_buf, &p_tmp );
+ }
+
+ TIMINF.p_time_map = malloc( TIMINF.i_nb * sizeof(time_map_t) );
+ if( TIMINF.p_time_map == NULL )
+ {
+ intf_ErrMsg( "ifo error: out of memory in IfoTitleSet" );
+ return -1;
+ }
+
+ for( i = 0 ; i < TIMINF.i_nb ; i++ )
+ {
+ TIMINF.p_time_map[i].i_time_unit = ReadByte( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 1 );
+ TIMINF.p_time_map[i].i_entry_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+
+ TIMINF.p_time_map[i].pi_sector =
+ malloc( TIMINF.p_time_map[i].i_entry_nb * sizeof(u32) );
+ if( TIMINF.p_time_map[i].pi_sector == NULL )
+ {
+ intf_ErrMsg( "ifo error: out of memory in IfoTitleSet" );
+ return -1;
+ }
+
+ for( j = 0 ; j < TIMINF.p_time_map[i].i_entry_nb ; j++ )
+ {
+ TIMINF.p_time_map[i].pi_sector[j] =
+ ReadDouble( p_ifo, p_buf, &p_tmp );
+ }
+ }
+ }
+#undef TIMINF
+
+ if( MGINF.i_menu_cell_inf_start_sector
+ && ReadCellInf( p_ifo, &p_ifo->vts.menu_cell_inf, p_ifo->vts.i_pos +
+ MGINF.i_menu_cell_inf_start_sector ) < 0 )
+ {
+ return -1;
+ }
- GETS( &inf.i_srp_nb );
- FLUSH( 2 );
- GETL( &inf.i_lu_ebyte );
- inf.p_srp = malloc( inf.i_srp_nb *sizeof(pgci_srp_t) );
- if( inf.p_srp == NULL )
+ if( MGINF.i_menu_vobu_map_start_sector
+ && ReadVobuMap( p_ifo, &p_ifo->vts.menu_vobu_map, p_ifo->vts.i_pos +
+ MGINF.i_menu_vobu_map_start_sector ) < 0 )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return inf;
+ return -1;
}
- for( i=0 ; i<inf.i_srp_nb ; i++ )
+
+ if( MGINF.i_cell_inf_start_sector
+ && ReadCellInf( p_ifo, &p_ifo->vts.cell_inf, p_ifo->vts.i_pos +
+ MGINF.i_cell_inf_start_sector ) )
{
- GETC( &inf.p_srp[i].i_pgc_cat_mask );
- GETC( &inf.p_srp[i].i_pgc_cat );
- GETS( &inf.p_srp[i].i_par_mask );
- GETL( &inf.p_srp[i].i_pgci_sbyte );
+ return -1;
}
- for( i=0 ; i<inf.i_srp_nb ; i++ )
+
+ if( MGINF.i_vobu_map_start_sector
+ && ReadVobuMap( p_ifo, &p_ifo->vts.vobu_map, p_ifo->vts.i_pos +
+ MGINF.i_vobu_map_start_sector ) )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd,
- i_start + inf.p_srp[i].i_pgci_sbyte,
- SEEK_SET );
-//fprintf( stderr, "Unit: PGC %d\n", i );
- inf.p_srp[i].pgc = ReadPGC( p_ifo );
+ return -1;
}
+#undef MGINF
+
+ intf_WarnMsg( 2, "ifo info: vts %d initialized",
+ p_ifo->vmg.title_inf.p_attr[p_ifo->i_title-1].i_title_set_num );
+
+ p_ifo->vts.b_initialized = 1;
- return inf;
+ return 0;
}
/*****************************************************************************
- * ReadUnitTable : Fills the PGCI Unit structure.
+ * FreeTitleSet : free all structures allocated by IfoTitleSet
*****************************************************************************/
-static pgci_ut_t ReadUnitTable( ifo_t* p_ifo )
+static int FreeTitleSet( vts_t * p_vts )
{
- pgci_ut_t pgci;
- int i;
- off_t i_start = p_ifo->i_pos;
-
-//fprintf( stderr, "Unit Table\n" );
+ int i;
- GETS( &pgci.i_lu_nb );
- FLUSH( 2 );
- GETL( &pgci.i_ebyte );
- pgci.p_lu = malloc( pgci.i_lu_nb *sizeof(pgci_lu_t) );
- if( pgci.p_lu == NULL )
+ if( p_vts->manager_inf.i_vobu_map_start_sector )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return pgci;
+ FreeVobuMap( &p_vts->vobu_map );
}
- for( i=0 ; i<pgci.i_lu_nb ; i++ )
+
+ if( p_vts->manager_inf.i_cell_inf_start_sector )
{
- GET( pgci.p_lu[i].ps_lang_code, 2 );
- FLUSH( 1 );
- GETC( &pgci.p_lu[i].i_existence_mask );
- GETL( &pgci.p_lu[i].i_lu_sbyte );
+ FreeCellInf( &p_vts->cell_inf );
}
- pgci.p_pgci_inf = malloc( pgci.i_lu_nb *sizeof(pgci_inf_t) );
- if( pgci.p_pgci_inf == NULL )
+
+ if( p_vts->manager_inf.i_menu_vobu_map_start_sector )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return pgci;
+ FreeVobuMap( &p_vts->menu_vobu_map );
}
- for( i=0 ; i<pgci.i_lu_nb ; i++ )
+
+ if( p_vts->manager_inf.i_menu_cell_inf_start_sector )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, i_start +
- pgci.p_lu[i].i_lu_sbyte,
- SEEK_SET );
- pgci.p_pgci_inf[i] = ReadUnit( p_ifo );
+ FreeCellInf( &p_vts->menu_cell_inf );
}
- return pgci;
-}
+ if( p_vts->manager_inf.i_time_inf_start_sector )
+ {
+ for( i = 0 ; i < p_vts->time_inf.i_nb ; i++ )
+ {
+ free( p_vts->time_inf.p_time_map[i].pi_sector );
+ }
-/*****************************************************************************
- * ReadCellInf : Fills the Cell Information structure.
- *****************************************************************************/
-static c_adt_t ReadCellInf( ifo_t* p_ifo )
-{
- c_adt_t c_adt;
- off_t i_start = p_ifo->i_pos;
- int i;
+ free( p_vts->time_inf.p_time_map );
+ free( p_vts->time_inf.pi_start_byte );
+ }
-//fprintf( stderr, "CELL ADD\n" );
+ if( p_vts->manager_inf.i_title_unit_start_sector )
+ {
+ FreeUnitInf( &p_vts->title_unit );
+ }
- GETS( &c_adt.i_vob_nb );
- FLUSH( 2 );
- GETL( &c_adt.i_ebyte );
- c_adt.i_cell_nb =
- ( i_start + c_adt.i_ebyte + 1 - p_ifo->i_pos ) / sizeof(cell_inf_t);
- c_adt.p_cell_inf = malloc( c_adt.i_cell_nb *sizeof(cell_inf_t) );
- if( c_adt.p_cell_inf == NULL )
+ if( p_vts->manager_inf.i_menu_unit_start_sector )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return c_adt;
+ FreeTitleUnit( &p_vts->menu_unit );
}
- for( i = 0 ; i < c_adt.i_cell_nb ; i++ )
+
+ if( p_vts->manager_inf.i_title_inf_start_sector )
{
- GETS( &c_adt.p_cell_inf[i].i_vob_id );
- GETC( &c_adt.p_cell_inf[i].i_cell_id );
- FLUSH( 1 );
- GETL( &c_adt.p_cell_inf[i].i_ssector );
- GETL( &c_adt.p_cell_inf[i].i_esector );
+ free( p_vts->title_inf.pi_start_byte );
+ free( p_vts->title_inf.p_title_start );
}
+
+ p_vts->b_initialized = 0;
- return c_adt;
+ return 0;
}
/*****************************************************************************
- * ReadMap : Fills the VOBU Map structure.
+ * IfoDestroy : Frees all the memory allocated to ifo structures
*****************************************************************************/
-static vobu_admap_t ReadMap( ifo_t* p_ifo )
+void IfoDestroy( ifo_t * p_ifo )
{
- vobu_admap_t map;
- int i, i_max;
- off_t i_start = p_ifo->i_pos;
-
-//fprintf( stderr, "VOBU ADMAP\n" );
+ int i, j;
- GETL( &map.i_ebyte );
- i_max = ( i_start + map.i_ebyte + 1 - p_ifo->i_pos ) / sizeof(u32);
- map.pi_vobu_ssector = malloc( i_max *sizeof(u32) );
- for( i=0 ; i<i_max ; i++ )
+ FreeTitleSet( &p_ifo->vts );
+
+ if( p_ifo->vmg.manager_inf.i_vobu_map_start_sector )
{
- GETL( &map.pi_vobu_ssector[i] );
+ FreeVobuMap( &p_ifo->vmg.vobu_map );
}
- return map;
-}
-
-/*
- * Video Manager Information Processing.
- * This is what is contained in video_ts.ifo.
- */
-
-/*****************************************************************************
- * ReadVMGInfMat : Fills the Management Information structure.
- *****************************************************************************/
-static vmgi_mat_t ReadVMGInfMat( ifo_t* p_ifo )
-{
- vmgi_mat_t mat;
- int i;
-// off_t i_start = p_ifo->i_pos;
-
-//fprintf( stderr, "VMGI\n" );
-
- GET( mat.psz_id , 12 );
- mat.psz_id[12] = '\0';
- GETL( &mat.i_lsector );
- FLUSH( 12 );
- GETL( &mat.i_i_lsector );
- FLUSH( 1 );
- GETC( &mat.i_spec_ver );
- GETL( &mat.i_cat );
- GETS( &mat.i_vol_nb );
- GETS( &mat.i_vol );
- GETC( &mat.i_disc_side );
- FLUSH( 19 );
- GETS( &mat.i_tts_nb );
- GET( mat.ps_provider_id, 32 );
- GETLL( &mat.i_pos_code );
- FLUSH( 24 );
- GETL( &mat.i_i_mat_ebyte );
- GETL( &mat.i_fp_pgc_sbyte );
- FLUSH( 56 );
- GETL( &mat.i_vobs_ssector );
- GETL( &mat.i_ptt_srpt_ssector );
- GETL( &mat.i_pgci_ut_ssector );
- GETL( &mat.i_ptl_mait_ssector );
- GETL( &mat.i_vts_atrt_ssector );
- GETL( &mat.i_txtdt_mg_ssector );
- GETL( &mat.i_c_adt_ssector );
- GETL( &mat.i_vobu_admap_ssector );
- FLUSH( 32 );
- GETS( &mat.i_video_atrt );
- FLUSH( 1 );
- GETC( &mat.i_audio_nb );
-//fprintf( stderr, "vmgi audio nb : %d\n", mat.i_audio_nb );
- for( i=0 ; i < 8 ; i++ )
- {
- GETLL( &mat.pi_audio_atrt[i] );
- }
- FLUSH( 17 );
- GETC( &mat.i_subpic_nb );
-//fprintf( stderr, "vmgi subpic nb : %d\n", mat.i_subpic_nb );
- for( i=0 ; i < mat.i_subpic_nb ; i++ )
- {
- GET( &mat.pi_subpic_atrt[i], 6 );
- /* FIXME : take care of endianness */
+ if( p_ifo->vmg.manager_inf.i_cell_inf_start_sector )
+ {
+ FreeCellInf( &p_ifo->vmg.cell_inf );
}
- return mat;
-}
+ if( p_ifo->vmg.manager_inf.i_vts_inf_start_sector )
+ {
+ free( p_ifo->vmg.vts_inf.p_vts_attr );
+ free( p_ifo->vmg.vts_inf.pi_vts_attr_start_byte );
+ }
-/*****************************************************************************
- * ReadVMGTitlePointer : Fills the Part Of Title Search Pointer structure.
- *****************************************************************************/
-static vmg_ptt_srpt_t ReadVMGTitlePointer( ifo_t* p_ifo )
-{
- vmg_ptt_srpt_t ptr;
- int i;
-// off_t i_start = p_ifo->i_pos;
+ /* free parental information structures */
+ if( p_ifo->vmg.manager_inf.i_parental_inf_start_sector )
+ {
+ for( i = 0 ; i < p_ifo->vmg.parental_inf.i_country_nb ; i++ )
+ {
+ for( j = 0 ; j < 8 ; j++ )
+ {
+ free( p_ifo->vmg.parental_inf.p_parental_mask[i].ppi_mask[j] );
+ }
+ }
-//fprintf( stderr, "PTR\n" );
+ free( p_ifo->vmg.parental_inf.p_parental_mask );
+ free( p_ifo->vmg.parental_inf.p_parental_desc );
+ }
- GETS( &ptr.i_ttu_nb );
-//fprintf( stderr, "PTR: TTU nb %d\n", ptr.i_ttu_nb );
- FLUSH( 2 );
- GETL( &ptr.i_ebyte );
- /* Parsing of tts */
- ptr.p_tts = malloc( ptr.i_ttu_nb *sizeof(tts_t) );
- if( ptr.p_tts == NULL )
+ if( p_ifo->vmg.manager_inf.i_title_unit_start_sector )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return ptr;
+ FreeTitleUnit( &p_ifo->vmg.title_unit );
}
- for( i=0 ; i<ptr.i_ttu_nb ; i++ )
+
+ if( p_ifo->vmg.manager_inf.i_title_inf_start_sector )
{
- GETC( &ptr.p_tts[i].i_play_type );
- GETC( &ptr.p_tts[i].i_angle_nb );
- GETS( &ptr.p_tts[i].i_ptt_nb );
- GETS( &ptr.p_tts[i].i_parental_id );
- GETC( &ptr.p_tts[i].i_tts_nb );
- GETC( &ptr.p_tts[i].i_vts_ttn );
- GETL( &ptr.p_tts[i].i_ssector );
-//fprintf( stderr, "PTR: %d %d %d\n", ptr.p_tts[i].i_ptt_nb, ptr.p_tts[i].i_tts_nb,ptr.p_tts[i].i_vts_ttn );
+ free( p_ifo->vmg.title_inf.p_attr );
}
- return ptr;
+ FreeTitle( &p_ifo->vmg.title );
+
+ free( p_ifo );
+
+ return;
}
+/*
+ * Function common to Video Manager and Video Title set Processing
+ */
+
/*****************************************************************************
- * ReadParentalInf : Fills the Parental Management structure.
+ * ReadTitle : Fills the title structure.
+ *****************************************************************************
+ * Titles are logical stream units that correspond to a whole inside the dvd.
+ * Several title can point to the same part of the physical DVD, and give
+ * map to different anglesfor instance.
*****************************************************************************/
-static vmg_ptl_mait_t ReadParentalInf( ifo_t* p_ifo )
+static int ReadTitle( ifo_t * p_ifo, title_t * p_title, int i_block, int i_bytes )
{
- vmg_ptl_mait_t par;
- int i, j, k;
- off_t i_start = p_ifo->i_pos;
+ u8 p_buf[DVD_LB_SIZE];
+ u8 * p_tmp;
+ int i_start;
+ u16 i_audio;
+ u32 i_spu;
+ int i;
+
+ p_tmp = FillBuffer( p_ifo, p_buf, i_block ) + i_bytes;
-//fprintf( stderr, "PTL\n" );
+ i_start = p_ifo->i_pos;
- GETS( &par.i_country_nb );
- GETS( &par.i_vts_nb );
- GETL( &par.i_ebyte );
- par.p_ptl_desc = malloc( par.i_country_nb *sizeof(vmg_ptl_mai_desc_t) );
- if( par.p_ptl_desc == NULL )
+ //fprintf( stderr, "PGC @ %d + %d\n", p_ifo->i_pos, i_bytes );
+
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2);
+ p_title->i_chapter_nb = ReadByte( p_ifo, p_buf, &p_tmp );
+ p_title->i_cell_nb = ReadByte( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "title: Prg: %d Cell: %d\n",p_title->i_chapter_nb,p_title->i_cell_nb );
+ p_title->i_play_time = ReadDouble( p_ifo, p_buf, &p_tmp );
+ p_title->i_prohibited_user_op = ReadDouble( p_ifo, p_buf, &p_tmp );
+
+ for( i = 0 ; i < 8 ; i++ )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return par;
+ i_audio = ReadWord( p_ifo, p_buf, &p_tmp );
+ p_title->pi_audio_status[i].i_foo = i_audio & 0xff;
+ i_audio >>= 8;
+ p_title->pi_audio_status[i].i_position = i_audio & 0x07;
+ i_audio >>= 7;
+ p_title->pi_audio_status[i].i_available = i_audio;
}
- for( i=0 ; i<par.i_country_nb ; i++ )
+
+ for( i = 0 ; i < 32 ; i++ )
{
- GET( par.p_ptl_desc[i].ps_country_code, 2 );
- FLUSH( 2 );
- GETS( &par.p_ptl_desc[i].i_ptl_mai_sbyte );
- FLUSH( 2 );
+ i_spu = ReadDouble( p_ifo, p_buf, &p_tmp );
+ p_title->pi_spu_status[i].i_position_pan = i_spu & 0x1f;
+ i_spu >>= 8;
+ p_title->pi_spu_status[i].i_position_letter = i_spu & 0x1f;
+ i_spu >>= 8;
+ p_title->pi_spu_status[i].i_position_wide = i_spu & 0x1f;
+ i_spu >>= 8;
+ p_title->pi_spu_status[i].i_position_43 = i_spu & 0x1f;
+ i_spu >>= 7;
+ p_title->pi_spu_status[i].i_available = i_spu;
}
- par.p_ptl_mask = malloc( par.i_country_nb *sizeof(vmg_ptl_mask_t) );
- if( par.p_ptl_mask == NULL )
+
+ p_title->i_next_title_num = ReadWord( p_ifo, p_buf, &p_tmp );
+ p_title->i_prev_title_num = ReadWord( p_ifo, p_buf, &p_tmp );
+ p_title->i_go_up_title_num = ReadWord( p_ifo, p_buf, &p_tmp );
+ p_title->i_still_time = ReadByte( p_ifo, p_buf, &p_tmp );
+ p_title->i_play_mode = ReadByte( p_ifo, p_buf, &p_tmp );
+
+ for( i = 0 ; i < 16 ; i++ )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return par;
+ /* FIXME : We have to erase the extra bit */
+ p_title->pi_yuv_color[i] = ReadDouble( p_ifo, p_buf, &p_tmp );
}
- for( i=0 ; i<par.i_country_nb ; i++ )
+
+ p_title->i_command_start_byte = ReadWord( p_ifo, p_buf, &p_tmp );
+ p_title->i_chapter_map_start_byte = ReadWord( p_ifo, p_buf, &p_tmp );
+ p_title->i_cell_play_start_byte = ReadWord( p_ifo, p_buf, &p_tmp );
+ p_title->i_cell_pos_start_byte = ReadWord( p_ifo, p_buf, &p_tmp );
+
+ /* parsing of command_t */
+ if( p_title->i_command_start_byte )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, i_start +
- par.p_ptl_desc[i].i_ptl_mai_sbyte, SEEK_SET );
- for( j=1 ; j<=8 ; j++ )
+ p_tmp = FillBuffer( p_ifo, p_buf, i_start +
+ OFF2LB( p_title->i_command_start_byte + i_bytes ) )
+ + ( (p_title->i_command_start_byte + i_bytes) & 0x7ff );
+
+ /* header */
+ p_title->command.i_pre_command_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ p_title->command.i_post_command_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ p_title->command.i_cell_command_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+
+ /* pre-title commands */
+ if( p_title->command.i_pre_command_nb )
{
- par.p_ptl_mask[i].ppi_ptl_mask[j] =
- malloc( par.i_vts_nb *sizeof(u16) );
- if( par.p_ptl_mask[i].ppi_ptl_mask[j] == NULL )
+ p_title->command.p_pre_command =
+ malloc( p_title->command.i_pre_command_nb
+ * sizeof(command_desc_t) );
+
+ if( p_title->command.p_pre_command == NULL )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return par;
- }
- for( k=0 ; k<par.i_vts_nb ; k++ )
+ intf_ErrMsg( "ifo error: out of memory in ReadTitle" );
+ return -1;
+ }
+
+ for( i = 0 ; i < p_title->command.i_pre_command_nb ; i++ )
{
- GETS( &par.p_ptl_mask[i].ppi_ptl_mask[j][k] );
+ p_title->command.p_pre_command[i] =
+ ReadQuad( p_ifo, p_buf, &p_tmp );
}
}
- }
+ else
+ {
+ p_title->command.p_pre_command = NULL;
+ }
- return par;
-}
+ /* post-title commands */
+ if( p_title->command.i_post_command_nb )
+ {
+ p_title->command.p_post_command =
+ malloc( p_title->command.i_post_command_nb
+ * sizeof(command_desc_t) );
-/*****************************************************************************
- * ReadVTSAttr : Fills the structure about VTS attributes.
- *****************************************************************************/
-static vmg_vts_atrt_t ReadVTSAttr( ifo_t* p_ifo )
-{
- vmg_vts_atrt_t atrt;
- int i, j;
- off_t i_start = p_ifo->i_pos;
+ if( p_title->command.p_post_command == NULL )
+ {
+ intf_ErrMsg( "ifo error: out of memory in ReadTitle" );
+ return -1;
+ }
+
+ for( i = 0 ; i < p_title->command.i_post_command_nb ; i++ )
+ {
+ p_title->command.p_post_command[i] =
+ ReadQuad( p_ifo, p_buf, &p_tmp );
+ }
+ }
+ else
+ {
+ p_title->command.p_post_command = NULL;
+ }
-//fprintf( stderr, "VTS ATTR\n" );
+ /* cell commands */
+ if( p_title->command.i_cell_command_nb )
+ {
+ p_title->command.p_cell_command =
+ malloc( p_title->command.i_cell_command_nb
+ * sizeof(command_desc_t) );
- GETS( &atrt.i_vts_nb );
-//fprintf( stderr, "VTS ATTR Nb: %d\n", atrt.i_vts_nb );
- FLUSH( 2 );
- GETL( &atrt.i_ebyte );
- atrt.pi_vts_atrt_sbyte = malloc( atrt.i_vts_nb *sizeof(u32) );
- if( atrt.pi_vts_atrt_sbyte == NULL )
- {
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return atrt;
+ if( p_title->command.p_cell_command == NULL )
+ {
+ intf_ErrMsg( "ifo error: out of memory in ReadTitle" );
+ return -1;
+ }
+
+ for( i = 0 ; i < p_title->command.i_cell_command_nb ; i++ )
+ {
+ p_title->command.p_cell_command[i] =
+ ReadQuad( p_ifo, p_buf, &p_tmp );
+ }
+ }
+ else
+ {
+ p_title->command.p_cell_command = NULL;
+ }
}
- for( i=0 ; i<atrt.i_vts_nb ; i++ )
+
+ /* parsing of chapter_map_t: it gives the entry cell for each chapter */
+ if( p_title->i_chapter_map_start_byte )
{
- GETL( &atrt.pi_vts_atrt_sbyte[i] );
+ p_ifo->i_pos = dvdcss_seek( p_ifo->dvdhandle,
+ OFF2LB( i_start + p_title->i_chapter_map_start_byte ),
+ DVDCSS_NOFLAGS );
+
+ p_title->chapter_map.pi_start_cell =
+ malloc( p_title->i_chapter_nb * sizeof(chapter_map_t) );
+
+ if( p_title->chapter_map.pi_start_cell == NULL )
+ {
+ intf_ErrMsg( "ifo error: out of memory in Read Title" );
+ return -1;
+ }
+
+ ReadBytes( p_ifo, p_buf, &p_tmp, p_title->chapter_map.pi_start_cell,
+ p_title->i_chapter_nb );
}
- atrt.p_vts_atrt = malloc( atrt.i_vts_nb *sizeof(vts_atrt_t) );
- if( atrt.p_vts_atrt == NULL )
+ else
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return atrt;
+ p_title->chapter_map.pi_start_cell = NULL;
}
- for( i=0 ; i<atrt.i_vts_nb ; i++ )
+
+ /* parsing of cell_play_t */
+ if( p_title->i_cell_play_start_byte )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, i_start +
- atrt.pi_vts_atrt_sbyte[i],
- SEEK_SET );
- GETL( &atrt.p_vts_atrt[i].i_ebyte );
- GETL( &atrt.p_vts_atrt[i].i_cat_app_type );
- GETS( &atrt.p_vts_atrt[i].i_vtsm_video_atrt );
- FLUSH( 1 );
- GETC( &atrt.p_vts_atrt[i].i_vtsm_audio_nb );
-//fprintf( stderr, "m audio nb : %d\n", atrt.p_vts_atrt[i].i_vtsm_audio_nb );
- for( j=0 ; j<8 ; j++ )
+ p_tmp = FillBuffer( p_ifo, p_buf, i_start +
+ OFF2LB( p_title->i_cell_play_start_byte+i_bytes ) )
+ + ( (p_title->i_cell_play_start_byte+i_bytes) & 0x7ff );
+
+ p_title->p_cell_play = malloc( p_title->i_cell_nb
+ * sizeof(cell_play_t) );
+
+ if( p_title->p_cell_play == NULL )
{
- GETLL( &atrt.p_vts_atrt[i].pi_vtsm_audio_atrt[j] );
+ intf_ErrMsg( "ifo error: out of memory in ReadTitle" );
+ return -1;
}
- FLUSH( 17 );
- GETC( &atrt.p_vts_atrt[i].i_vtsm_subpic_nb );
-//fprintf( stderr, "m subp nb : %d\n", atrt.p_vts_atrt[i].i_vtsm_subpic_nb );
- for( j=0 ; j<28 ; j++ )
+
+ for( i = 0 ; i < p_title->i_cell_nb ; i++ )
{
- GET( &atrt.p_vts_atrt[i].pi_vtsm_subpic_atrt[j], 6 );
- /* FIXME : Fix endianness issue here */
+#define PLAY p_title->p_cell_play[i]
+ PLAY.i_category = ReadWord( p_ifo, p_buf, &p_tmp );
+ PLAY.i_still_time = ReadByte( p_ifo, p_buf, &p_tmp );
+ PLAY.i_command_nb = ReadByte( p_ifo, p_buf, &p_tmp );
+ PLAY.i_play_time = ReadDouble( p_ifo, p_buf, &p_tmp );
+ PLAY.i_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ PLAY.i_first_ilvu_vobu_esector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ PLAY.i_last_vobu_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ PLAY.i_end_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+#undef PLAY
}
- FLUSH( 2 );
- GETS( &atrt.p_vts_atrt[i].i_vtstt_video_atrt );
- FLUSH( 1 );
- GETL( &atrt.p_vts_atrt[i].i_vtstt_audio_nb );
-//fprintf( stderr, "tt audio nb : %d\n", atrt.p_vts_atrt[i].i_vtstt_audio_nb );
- for( j=0 ; j<8 ; j++ )
+ }
+
+ /* Parsing of cell_pos_t */
+ if( p_title->i_cell_pos_start_byte )
+ {
+ p_tmp = FillBuffer( p_ifo, p_buf, i_start +
+ OFF2LB( p_title->i_cell_pos_start_byte + i_bytes ) )
+ + ( (p_title->i_cell_pos_start_byte + i_bytes) & 0x7ff );
+
+ p_title->p_cell_pos = malloc( p_title->i_cell_nb
+ * sizeof(cell_pos_t) );
+
+ if( p_title->p_cell_pos == NULL )
{
- GETLL( &atrt.p_vts_atrt[i].pi_vtstt_audio_atrt[j] );
+ intf_ErrMsg( "ifo error: out of memory" );
+ return -1;
}
- FLUSH( 17 );
- GETC( &atrt.p_vts_atrt[i].i_vtstt_subpic_nb );
-//fprintf( stderr, "tt subp nb : %d\n", atrt.p_vts_atrt[i].i_vtstt_subpic_nb );
- for( j=0 ; j<28/*atrt.p_vts_atrt[i].i_vtstt_subpic_nb*/ ; j++ )
+
+ for( i = 0 ; i < p_title->i_cell_nb ; i++ )
{
- GET( &atrt.p_vts_atrt[i].pi_vtstt_subpic_atrt[j], 6 );
- /* FIXME : Fix endianness issue here */
+ p_title->p_cell_pos[i].i_vob_id = ReadWord( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 1 );
+ p_title->p_cell_pos[i].i_cell_id = ReadByte( p_ifo, p_buf, &p_tmp );
}
- }
+ }
- return atrt;
+ return 0;
}
-
+
/*****************************************************************************
- * ReadVMG : Parse video_ts.ifo file to fill the Video Manager structure.
+ * FreeTitle: frees alla structure allocated by a call to ReadTitle
*****************************************************************************/
-static vmg_t ReadVMG( ifo_t* p_ifo )
+static int FreeTitle( title_t * p_title )
{
- vmg_t vmg;
+ if( p_title->i_command_start_byte )
+ {
+ if( p_title->command.i_pre_command_nb )
+ {
+ free( p_title->command.p_pre_command );
+ }
- p_ifo->i_pos = lseek( p_ifo->i_fd, p_ifo->i_off, SEEK_SET);
- vmg.mat = ReadVMGInfMat( p_ifo );
- p_ifo->i_pos = lseek( p_ifo->i_fd, p_ifo->i_off +
- vmg.mat.i_fp_pgc_sbyte, SEEK_SET );
- vmg.pgc = ReadPGC( p_ifo );
- if( vmg.mat.i_ptt_srpt_ssector )
+ if( p_title->command.i_post_command_nb )
+ {
+ free( p_title->command.p_post_command );
+ }
+
+ if( p_title->command.i_cell_command_nb )
+ {
+ free( p_title->command.p_cell_command );
+ }
+ }
+
+ if( p_title->i_chapter_map_start_byte )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, p_ifo->i_off +
- vmg.mat.i_ptt_srpt_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vmg.ptt_srpt = ReadVMGTitlePointer( p_ifo );
+ free( p_title->chapter_map.pi_start_cell );
}
- if( vmg.mat.i_pgci_ut_ssector )
+
+ if( p_title->i_cell_play_start_byte )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, p_ifo->i_off +
- vmg.mat.i_pgci_ut_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vmg.pgci_ut = ReadUnitTable( p_ifo );
+ free( p_title->p_cell_play );
}
- if( vmg.mat.i_ptl_mait_ssector )
+
+ if( p_title->i_cell_pos_start_byte )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, p_ifo->i_off +
- vmg.mat.i_ptl_mait_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vmg.ptl_mait = ReadParentalInf( p_ifo );
+ free( p_title->p_cell_pos );
}
- if( vmg.mat.i_vts_atrt_ssector )
+
+ return 0;
+}
+
+/*****************************************************************************
+ * ReadUnitInf : Fills Menu Language Unit Table/ PGC Info Table
+ *****************************************************************************/
+static int ReadUnitInf( ifo_t * p_ifo, unit_inf_t * p_unit_inf,
+ int i_block, int i_bytes )
+{
+ u8 p_buf[DVD_LB_SIZE];
+ u8 * p_tmp;
+ int i_start;
+ int i;
+
+ p_tmp = FillBuffer( p_ifo, p_buf, i_block ) + i_bytes;
+
+ i_start = p_ifo->i_pos;
+ //fprintf( stderr, "Unit\n" );
+
+ p_unit_inf->i_title_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "Unit nb: %d\n", p_unit_inf->i_title_nb );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ p_unit_inf->i_end_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
+
+ p_unit_inf->p_title =
+ malloc( p_unit_inf->i_title_nb * sizeof(unit_title_t) );
+ if( p_unit_inf->p_title == NULL )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, p_ifo->i_off +
- vmg.mat.i_vts_atrt_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vmg.vts_atrt = ReadVTSAttr( p_ifo );
+ intf_ErrMsg( "ifo error: out of memory in ReadUnit" );
+ return -1;
}
- if( vmg.mat.i_c_adt_ssector )
+
+ for( i = 0 ; i < p_unit_inf->i_title_nb ; i++ )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, p_ifo->i_off +
- vmg.mat.i_c_adt_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vmg.c_adt = ReadCellInf( p_ifo );
+#define TITLE p_unit_inf->p_title[i]
+ TITLE.i_category_mask = ReadByte( p_ifo, p_buf, &p_tmp );
+ TITLE.i_category = ReadByte( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "cat mask %d: %x cat %x\n", i, TITLE.i_category_mask, TITLE.i_category );
+ TITLE.i_parental_mask = ReadWord( p_ifo, p_buf, &p_tmp );
+ TITLE.i_title_start_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
+#undef TITLE
}
- if( vmg.mat.i_vobu_admap_ssector )
+
+ for( i = 0 ; i < p_unit_inf->i_title_nb ; i++ )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, p_ifo->i_off +
- vmg.mat.i_vobu_admap_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vmg.vobu_admap = ReadMap( p_ifo );
+ //fprintf( stderr, "Unit: PGC %d @ %d\n", i, p_ifo->i_pos );
+ ReadTitle( p_ifo, &p_unit_inf->p_title[i].title, i_start +
+ OFF2LB( p_unit_inf->p_title[i].i_title_start_byte + i_bytes ),
+ (p_unit_inf->p_title[i].i_title_start_byte+i_bytes) & 0x7ff );
}
- return vmg;
-}
-/*
- * Video Title Set Information Processing.
- * This is what is contained in vts_*.ifo.
- */
+ return 0;
+}
/*****************************************************************************
- * ReadVTSInfMat : Fills the Title Set Information structure.
- *****************************************************************************/
-static vtsi_mat_t ReadVTSInfMat( ifo_t* p_ifo )
+ * FreeUnitInf : frees a structure allocated by ReadUnit
+ *****************************************************************************/
+static int FreeUnitInf( unit_inf_t * p_unit_inf )
{
- vtsi_mat_t mat;
- int i;
-// off_t i_start = p_ifo->i_pos;
-
-//fprintf( stderr, "VTSI\n" );
-
- GET( mat.psz_id , 12 );
- mat.psz_id[12] = '\0';
- GETL( &mat.i_lsector );
- FLUSH( 12 );
- GETL( &mat.i_i_lsector );
- FLUSH( 1 );
- GETC( &mat.i_spec_ver );
- GETL( &mat.i_cat );
- FLUSH( 90 );
- GETL( &mat.i_mat_ebyte );
- FLUSH( 60 );
- GETL( &mat.i_m_vobs_ssector );
- GETL( &mat.i_tt_vobs_ssector );
- GETL( &mat.i_ptt_srpt_ssector );
- GETL( &mat.i_pgcit_ssector );
- GETL( &mat.i_m_pgci_ut_ssector );
- GETL( &mat.i_tmap_ti_ssector );
- GETL( &mat.i_m_c_adt_ssector );
- GETL( &mat.i_m_vobu_admap_ssector );
- GETL( &mat.i_c_adt_ssector );
- GETL( &mat.i_vobu_admap_ssector );
- FLUSH( 24 );
- GETS( &mat.i_m_video_atrt );
- FLUSH( 1 );
- GETC( &mat.i_m_audio_nb );
- for( i=0 ; i<8 ; i++ )
- {
- GETLL( &mat.pi_m_audio_atrt[i] );
- }
- FLUSH( 17 );
- GETC( &mat.i_m_subpic_nb );
- for( i=0 ; i<28 ; i++ )
- {
- GET( &mat.pi_m_subpic_atrt[i], 6 );
- /* FIXME : take care of endianness */
- }
- FLUSH( 2 );
- GETS( &mat.i_video_atrt );
- FLUSH( 1 );
- GETC( &mat.i_audio_nb );
-//fprintf( stderr, "vtsi audio nb : %d\n", mat.i_audio_nb );
- for( i=0 ; i<8 ; i++ )
- {
- GETLL( &mat.pi_audio_atrt[i] );
- }
- FLUSH( 17 );
- GETC( &mat.i_subpic_nb );
-//fprintf( stderr, "vtsi subpic nb : %d\n", mat.i_subpic_nb );
- for( i=0 ; i<mat.i_subpic_nb ; i++ )
+ int i;
+
+ if( p_unit_inf->p_title != NULL )
{
- GET( &mat.pi_subpic_atrt[i], 6 );
- /* FIXME : take care of endianness */
+ for( i = 0 ; i < p_unit_inf->i_title_nb ; i++ )
+ {
+ FreeTitle( &p_unit_inf->p_title[i].title );
+ }
+
+ free( p_unit_inf->p_title );
}
- return mat;
+ return 0;
}
+
/*****************************************************************************
- * ReadVTSTitlePointer : Fills the Part Of Title Search Pointer structure.
+ * ReadTitleUnit: Fills the Title Unit structure.
*****************************************************************************/
-static vts_ptt_srpt_t ReadVTSTitlePointer( ifo_t* p_ifo )
+static int ReadTitleUnit( ifo_t * p_ifo, title_unit_t * p_title_unit,
+ int i_block )
{
- vts_ptt_srpt_t ptr;
+ u8 p_buf[DVD_LB_SIZE];
+ u8 * p_tmp;
int i;
- off_t i_start = p_ifo->i_pos;
+ int i_start;
-//fprintf( stderr, "VTS PTR\n" );
+ p_tmp = FillBuffer( p_ifo, p_buf, i_block );
+ i_start = p_ifo->i_pos;
+ //fprintf( stderr, "Unit Table\n" );
- GETS( &ptr.i_ttu_nb );
-//fprintf( stderr, "VTS PTR nb: %d\n", ptr.i_ttu_nb );
- FLUSH( 2 );
- GETL( &ptr.i_ebyte );
- ptr.pi_ttu_sbyte = malloc( ptr.i_ttu_nb *sizeof(u32) );
- if( ptr.pi_ttu_sbyte == NULL )
+ p_title_unit->i_unit_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ p_title_unit->i_end_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
+
+ //fprintf(stderr, "Unit: nb %d end %d\n", p_title_unit->i_unit_nb, p_title_unit->i_end_byte );
+
+ p_title_unit->p_unit = malloc( p_title_unit->i_unit_nb * sizeof(unit_t) );
+ if( p_title_unit->p_unit == NULL )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return ptr;
+ intf_ErrMsg( "ifo error: out of memory in ReadTitleUnit" );
+ return -1;
}
- for( i=0 ; i<ptr.i_ttu_nb ; i++ )
+
+ for( i = 0 ; i < p_title_unit->i_unit_nb ; i++ )
{
- GETL( &ptr.pi_ttu_sbyte[i] );
+ //ReadBytes( p_ifo, p_buf, &p_tmp, p_title_unit->p_unit[i].ps_lang_code, 2 );
+ p_title_unit->p_unit[i].i_lang_code = ReadWord( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "lang %d %x\n", i,p_title_unit->p_unit[i].i_lang_code );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 1 );
+ p_title_unit->p_unit[i].i_existence_mask =
+ ReadByte( p_ifo, p_buf, &p_tmp );
+ p_title_unit->p_unit[i].i_unit_inf_start_byte =
+ ReadDouble( p_ifo, p_buf, &p_tmp );
}
- /* Parsing of tts */
- ptr.p_ttu = malloc( ptr.i_ttu_nb *sizeof(ttu_t) );
- if( ptr.p_ttu == NULL )
+
+ p_title_unit->p_unit_inf =
+ malloc( p_title_unit->i_unit_nb * sizeof(unit_inf_t) );
+ if( p_title_unit->p_unit_inf == NULL )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return ptr;
+ intf_ErrMsg( "ifo error: out of memory in ReadTitleUnit" );
+ return -1;
}
- for( i=0 ; i<ptr.i_ttu_nb ; i++ )
+
+ for( i = 0 ; i < p_title_unit->i_unit_nb ; i++ )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, i_start +
- ptr.pi_ttu_sbyte[i], SEEK_SET );
- GETS( &ptr.p_ttu[i].i_pgc_nb );
- GETS( &ptr.p_ttu[i].i_prg_nb );
-//fprintf( stderr, "VTS %d PTR Pgc: %d Prg: %d\n", i,ptr.p_ttu[i].i_pgc_nb, ptr.p_ttu[i].i_prg_nb );
+ ReadUnitInf( p_ifo, &p_title_unit->p_unit_inf[i], i_start +
+ OFF2LB( p_title_unit->p_unit[i].i_unit_inf_start_byte ),
+ p_title_unit->p_unit[i].i_unit_inf_start_byte & 0x7ff );
}
- return ptr;
+ return 0;
}
/*****************************************************************************
- * ReadVTSTimeMap : Fills the time map table
+ * FreeTitleUnit: frees a structure allocateed by ReadTitleUnit
*****************************************************************************/
-static vts_tmap_ti_t ReadVTSTimeMap( ifo_t* p_ifo )
+static int FreeTitleUnit( title_unit_t * p_title_unit )
{
- vts_tmap_ti_t tmap;
- int i,j;
-// off_t i_start = p_ifo->i_pos;
-
-//fprintf( stderr, "TMAP\n" );
+ int i;
- GETS( &tmap.i_nb );
- FLUSH( 2 );
- GETL( &tmap.i_ebyte );
- tmap.pi_sbyte = malloc( tmap.i_nb *sizeof(u32) );
- if( tmap.pi_sbyte == NULL )
- {
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return tmap;
- }
- for( i=0 ; i<tmap.i_nb ; i++ )
- {
- GETL( &tmap.pi_sbyte[i] );
- }
- tmap.p_tmap = malloc( tmap.i_nb *sizeof(tmap_t) );
- if( tmap.p_tmap == NULL )
+ if( p_title_unit->p_unit_inf != NULL )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return tmap;
- }
- for( i=0 ; i<tmap.i_nb ; i++ )
- {
- GETC( &tmap.p_tmap[i].i_time_unit );
- FLUSH( 1 );
- GETS( &tmap.p_tmap[i].i_entry_nb );
- tmap.p_tmap[i].pi_sector =
- malloc( tmap.p_tmap[i].i_entry_nb *sizeof(u32) );
- if( tmap.p_tmap[i].pi_sector == NULL )
- {
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return tmap;
- }
- for( j=0 ; j<tmap.p_tmap[i].i_entry_nb ; j++ )
+ for( i = 0 ; i < p_title_unit->i_unit_nb ; i++ )
{
- GETL( &tmap.p_tmap[i].pi_sector[j] );
+ FreeUnitInf( &p_title_unit->p_unit_inf[i] );
}
+
+ free( p_title_unit->p_unit_inf );
}
- return tmap;
+ return 0;
}
-
/*****************************************************************************
- * IfoReadVTS : Parse vts*.ifo files to fill the Video Title Set structure.
+ * ReadCellInf : Fills the Cell Information structure.
*****************************************************************************/
-int IfoReadVTS( ifo_t* p_ifo )
+static int ReadCellInf( ifo_t * p_ifo, cell_inf_t * p_cell_inf, int i_block )
{
- vts_t vts;
- off_t i_off;
- int i_title;
+ u8 p_buf[DVD_LB_SIZE];
+ u8 * p_tmp;
+ int i_start;
+ int i;
- intf_WarnMsg( 2, "ifo: initializing VTS %d", p_ifo->i_title );
+ p_tmp = FillBuffer( p_ifo, p_buf, i_block );
+ i_start = p_ifo->i_pos;
+ //fprintf( stderr, "CELL ADD\n" );
- i_title = p_ifo->i_title;
- i_off = (off_t)( p_ifo->vmg.ptt_srpt.p_tts[i_title].i_ssector ) *DVD_LB_SIZE
- + p_ifo->i_off;
+ p_cell_inf->i_vob_nb = ReadWord( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+ p_cell_inf->i_end_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
- p_ifo->i_pos = lseek( p_ifo->i_fd, i_off, SEEK_SET );
+ p_cell_inf->i_cell_nb = (p_cell_inf->i_end_byte/* - 7*/) / sizeof(cell_map_t);
- vts.i_pos = p_ifo->i_pos;
+ //fprintf( stderr, "Cell inf: vob %d end %d cell %d\n", p_cell_inf->i_vob_nb, p_cell_inf->i_end_byte, p_cell_inf->i_cell_nb );
- vts.mat = ReadVTSInfMat( p_ifo );
- if( vts.mat.i_ptt_srpt_ssector )
- {
- p_ifo->i_pos = lseek( p_ifo->i_fd, vts.i_pos +
- vts.mat.i_ptt_srpt_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vts.ptt_srpt = ReadVTSTitlePointer( p_ifo );
- }
- if( vts.mat.i_m_pgci_ut_ssector )
- {
- p_ifo->i_pos = lseek( p_ifo->i_fd, vts.i_pos +
- vts.mat.i_m_pgci_ut_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vts.pgci_ut = ReadUnitTable( p_ifo );
- }
- if( vts.mat.i_pgcit_ssector )
- {
- p_ifo->i_pos = lseek( p_ifo->i_fd, vts.i_pos +
- vts.mat.i_pgcit_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vts.pgci_ti = ReadUnit( p_ifo );
- }
- if( vts.mat.i_tmap_ti_ssector )
+ p_cell_inf->p_cell_map =
+ malloc( p_cell_inf->i_cell_nb *sizeof(cell_map_t) );
+ if( p_cell_inf->p_cell_map == NULL )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, vts.i_pos +
- vts.mat.i_tmap_ti_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vts.tmap_ti = ReadVTSTimeMap( p_ifo );
+ intf_ErrMsg( "ifo error: out of memory in ReadCellInf" );
+ return -1;
}
- if( vts.mat.i_m_c_adt_ssector )
- {
- p_ifo->i_pos = lseek( p_ifo->i_fd, vts.i_pos +
- vts.mat.i_m_c_adt_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vts.m_c_adt = ReadCellInf( p_ifo );
- }
- if( vts.mat.i_m_vobu_admap_ssector )
- {
- p_ifo->i_pos = lseek( p_ifo->i_fd, vts.i_pos +
- vts.mat.i_m_vobu_admap_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vts.m_vobu_admap = ReadMap( p_ifo );
- }
- if( vts.mat.i_c_adt_ssector )
- {
- p_ifo->i_pos = lseek( p_ifo->i_fd, vts.i_pos +
- vts.mat.i_c_adt_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vts.c_adt = ReadCellInf( p_ifo );
- }
- if( vts.mat.i_vobu_admap_ssector )
+
+ for( i = 0 ; i < p_cell_inf->i_cell_nb ; i++ )
{
- p_ifo->i_pos = lseek( p_ifo->i_fd, vts.i_pos +
- vts.mat.i_vobu_admap_ssector *DVD_LB_SIZE,
- SEEK_SET );
- vts.vobu_admap = ReadMap( p_ifo );
+#define MAP p_cell_inf->p_cell_map[i]
+ MAP.i_vob_id = ReadWord( p_ifo, p_buf, &p_tmp );
+ MAP.i_cell_id = ReadByte( p_ifo, p_buf, &p_tmp );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 1 );
+ MAP.i_start_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+ //fprintf(stderr, "sector[%d] %d (%d)\n", i,ntohl(*(u32*)(p_tmp)), p_ifo->i_pos);
+ MAP.i_end_sector = ReadDouble( p_ifo, p_buf, &p_tmp );
+#undef MAP
}
+
+ return 0;
+}
- p_ifo->vts = vts;
+/*****************************************************************************
+ * FreeCellInf : frees structures allocated by ReadCellInf
+ *****************************************************************************/
+static int FreeCellInf( cell_inf_t * p_cell_inf )
+{
+ free( p_cell_inf->p_cell_map );
return 0;
}
-/*
- * DVD Information Management
- */
-#if 0
/*****************************************************************************
- * IfoRead : Function that fills structure and calls specified functions
- * to do it.
+ * ReadVobuMap : Fills the VOBU Map structure.
*****************************************************************************/
-void IfoRead( ifo_t* p_ifo )
+static int ReadVobuMap( ifo_t * p_ifo, vobu_map_t * p_vobu_map, int i_block )
{
- int i;
- off_t i_off;
+ u8 p_buf[DVD_LB_SIZE];
+ u8 * p_tmp;
+ int i_start;
+ int i, i_max;
+
+ p_tmp = FillBuffer( p_ifo, p_buf, i_block );
+ i_start = p_ifo->i_pos;
+ //fprintf( stderr, "VOBU ADMAP\n" );
- /* Video Title Sets initialization */
- p_ifo->p_vts = malloc( p_ifo->vmg.mat.i_tts_nb *sizeof(vts_t) );
- if( p_ifo->p_vts == NULL )
+ p_vobu_map->i_end_byte = ReadDouble( p_ifo, p_buf, &p_tmp );
+ i_max = ( i_start + p_vobu_map->i_end_byte + 1 - p_ifo->i_pos )
+ / sizeof(u32);
+
+ p_vobu_map->pi_vobu_start_sector = malloc( i_max * sizeof(u32) );
+ if( p_vobu_map->pi_vobu_start_sector == NULL )
{
- intf_ErrMsg( "Out of memory" );
- p_ifo->b_error = 1;
- return;
+ intf_ErrMsg( "ifo error: out of memory in ReadVobuMap" );
+ return -1;
}
- for( i=0 ; i<p_ifo->vmg.mat.i_tts_nb ; i++ )
+ for( i = 0 ; i < i_max ; i++ )
{
+ p_vobu_map->pi_vobu_start_sector[i] = ReadDouble( p_ifo, p_buf, &p_tmp );
+ }
- intf_WarnMsg( 2, "ifo: initializing VTS %d", i+1 );
-
- i_off = (off_t)( p_ifo->vmg.ptt_srpt.p_tts[i].i_ssector ) *DVD_LB_SIZE
- + p_ifo->i_off;
-
- p_ifo->i_pos = lseek( p_ifo->i_fd, i_off, SEEK_SET );
-
- /* FIXME : I really don't know why udf find file
- * does not give the exact beginning of file */
-
- p_ifo->p_vts[i] = ReadVTS( p_ifo );
+ return 0;
+}
- }
+/*****************************************************************************
+ * FreeVobuMap: frees structures allocated by ReadVobuMap
+ *****************************************************************************/
+static int FreeVobuMap( vobu_map_t * p_vobu_map )
+{
+ free( p_vobu_map->pi_vobu_start_sector );
- return;
+ return 0;
}
-#endif
+
/*
* IFO virtual machine : a set of commands that give the
* interactive behaviour of the dvd
*/
-#if 1
+#if 0
#define OP_VAL_16(i) (ntoh16( com.data.pi_16[i]))
#define OP_VAL_8(i) ((com.data.pi_8[i]))
}
#endif
+
+/*****************************************************************************
+ * ReadByte and so
+ *****************************************************************************/
+static u8* FillBuffer( ifo_t* p_ifo, u8* p_buf, int i_pos )
+{
+ p_ifo->i_pos = dvdcss_seek( p_ifo->dvdhandle, i_pos, DVDCSS_NOFLAGS );
+ dvdcss_read( p_ifo->dvdhandle, p_buf, 1, DVDCSS_NOFLAGS );
+
+ return p_buf;
+}
+
+static void ReadBytes( ifo_t* p_ifo, u8* p_buf, u8** pp_tmp,
+ u8* pi_dest, int i_nb )
+{
+ if( i_nb > DVD_LB_SIZE )
+ {
+ intf_ErrMsg( "ifo error: excessive ReadBytes call (%i)", i_nb );
+ }
+
+ if( *pp_tmp + i_nb >= p_buf + DVD_LB_SIZE )
+ {
+ int i_spare = (int)( (p_buf + DVD_LB_SIZE) - *pp_tmp );
+
+ /* Copy the bytes remaining in the current buffer */
+ memcpy( pi_dest, *pp_tmp, i_spare );
+ pi_dest += i_spare;
+ i_nb -= i_spare;
+
+ /* Load the next buffer */
+ *pp_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_pos + 1 );
+ }
+
+ memcpy( pi_dest, *pp_tmp, i_nb );
+ *pp_tmp += i_nb;
+
+ return;
+}
+
+static void DumpBytes( ifo_t* p_ifo, u8* p_buf, u8** pp_tmp, int i_nb )
+{
+ if( i_nb > DVD_LB_SIZE )
+ {
+ intf_ErrMsg( "ifo error: excessive DumpBytes call (%i)", i_nb );
+ }
+
+ *pp_tmp += i_nb;
+
+ if( *pp_tmp >= p_buf + DVD_LB_SIZE )
+ {
+ /* If we went too far, load the next buffer */
+ *pp_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_pos + 1 )
+ + (int)( (*pp_tmp) - (p_buf + DVD_LB_SIZE) );
+ }
+
+ return;
+}
+
+#define ADDBYTE \
+ if( *pp_tmp >= p_buf + DVD_LB_SIZE ) \
+ { \
+ *pp_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_pos + 1 ); \
+ } \
+ i_ret <<= 8; i_ret |= **pp_tmp; (*pp_tmp)++;
+
+static u8 ReadByte( ifo_t * p_ifo, u8* p_buf, u8** pp_tmp )
+{
+ u8 i_ret = 0;
+ ADDBYTE;
+ return i_ret;
+}
+
+static u16 ReadWord( ifo_t * p_ifo, u8* p_buf, u8** pp_tmp )
+{
+ u16 i_ret = 0;
+ ADDBYTE; ADDBYTE;
+ return i_ret;
+}
+
+static u32 ReadDouble( ifo_t * p_ifo, u8* p_buf, u8** pp_tmp )
+{
+ u32 i_ret = 0;
+ ADDBYTE; ADDBYTE; ADDBYTE; ADDBYTE;
+ return i_ret;
+}
+
+static u64 ReadQuad( ifo_t * p_ifo, u8* p_buf, u8** pp_tmp )
+{
+ u64 i_ret = 0;
+ ADDBYTE; ADDBYTE; ADDBYTE; ADDBYTE; ADDBYTE; ADDBYTE; ADDBYTE; ADDBYTE;
+ return i_ret;
+}
+