* dvd_ifo.c: Functions for ifo parsing
*****************************************************************************
* Copyright (C) 1999-2001 VideoLAN
- * $Id: dvd_ifo.c,v 1.32 2001/06/07 22:25:42 sam Exp $
+ * $Id: dvd_ifo.c,v 1.33 2001/06/12 22:14:44 sam Exp $
*
* Authors: Stéphane Borel <stef@via.ecp.fr>
* German Tischler <tanis@gaspode.franken.de>
#include <string.h>
#include <fcntl.h>
+#include <videolan/dvdcss.h>
+
#include "config.h"
#include "common.h"
#include "threads.h"
* Local prototypes
*****************************************************************************/
void CommandRead ( command_desc_t );
-static int ReadTitle ( ifo_t * , title_t *, off_t );
+static int ReadTitle ( ifo_t * , title_t *, int, int );
static int FreeTitle ( title_t * );
-static int ReadUnitInf ( ifo_t * , unit_inf_t *, off_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 *, off_t );
+static int ReadTitleUnit ( ifo_t * , title_unit_t *, int );
static int FreeTitleUnit ( title_unit_t * );
-static int ReadVobuMap ( ifo_t * , vobu_map_t *, off_t );
+static int ReadVobuMap ( ifo_t * , vobu_map_t *, int );
static int FreeVobuMap ( vobu_map_t * );
-static int ReadCellInf ( ifo_t * , cell_inf_t *, off_t );
+static int ReadCellInf ( ifo_t * , cell_inf_t *, int );
static int FreeCellInf ( cell_inf_t * );
static int FreeTitleSet ( vts_t * );
-/*****************************************************************************
- * ReadByte and so
- *****************************************************************************/
-static __inline__ u8* FillBuffer( ifo_t* p_ifo, u8* pi_buffer, off_t i_pos )
-{
-#if defined( WIN32 )
- DWORD tmp;
-#endif
-
- memset( pi_buffer, 0, DVD_LB_SIZE );
-
-#if defined( WIN32 )
- p_ifo->i_pos = SetFilePointer( (HANDLE) p_ifo->i_fd, i_pos,
- NULL, FILE_BEGIN );
- ReadFile( (HANDLE) p_ifo->i_fd, pi_buffer, DVD_LB_SIZE, &tmp, NULL );
-
-#elif defined(__FreeBSD__)
- if ( i_pos & ( DVD_LB_SIZE - 1 ) )
- {
- off_t i_relpos = i_pos & ( DVD_LB_SIZE - 1 );
- off_t i_newpos = i_pos & ~( DVD_LB_SIZE - 1 );
-
- if ( lseek(p_ifo->i_fd, i_newpos, SEEK_SET) == -1 )
- {
- intf_WarnMsg( 2, "input warning: seek failure" );
- p_ifo->i_pos = -1;
- return pi_buffer;
- }
-
- if ( read(p_ifo->i_fd, p_ifo->p_remap, DVD_LB_SIZE) == -1 )
- {
- intf_WarnMsg( 2, "input warning: first chunk read failure" );
- p_ifo->i_pos = -1;
- return pi_buffer;
- }
-
- if ( lseek(p_ifo->i_fd, i_newpos + DVD_LB_SIZE, SEEK_SET) == -1 )
- {
- intf_WarnMsg( 2, "input warning: seek failure" );
- p_ifo->i_pos = -1;
- return pi_buffer;
- }
-
- if ( read(p_ifo->i_fd, (p_ifo->p_remap + DVD_LB_SIZE),
- DVD_LB_SIZE) == -1 )
- {
- intf_WarnMsg( 2, "input warning: second chunk read failure" );
- p_ifo->i_pos = -1;
- return pi_buffer;
- }
-
- memcpy( pi_buffer, p_ifo->p_remap + i_relpos,
- ( DVD_LB_SIZE - i_relpos ) );
-
- memcpy( pi_buffer + ( DVD_LB_SIZE - i_relpos ),
- ( p_ifo->p_remap + DVD_LB_SIZE ), i_relpos );
-
- p_ifo->i_pos = i_pos;
- }
- else
- {
- p_ifo->i_pos = lseek( p_ifo->i_fd, i_pos, SEEK_SET );
- read( p_ifo->i_fd, pi_buffer, DVD_LB_SIZE );
- }
-
-#else
- p_ifo->i_pos = lseek( p_ifo->i_fd, i_pos, SEEK_SET );
- read( p_ifo->i_fd, pi_buffer, DVD_LB_SIZE );
-
-#endif
-
- return pi_buffer;
-}
-
-static __inline__ u8 ReadByte( ifo_t * p_ifo, u8* pi_buffer, u8** pp_current )
-{
- u8 i_ret;
-
- if( *pp_current > pi_buffer + DVD_LB_SIZE )
- {
- *pp_current = FillBuffer( p_ifo, pi_buffer, p_ifo->i_pos + DVD_LB_SIZE );
- }
-
- i_ret = *(*pp_current)++;
-
- return i_ret;
-}
-
-static __inline__ u16 ReadWord( ifo_t* p_ifo, u8* pi_buffer, u8** pp_current )
-{
- u16 i_ret;
-
- if( *pp_current > pi_buffer + DVD_LB_SIZE - 2 )
- {
- *pp_current = FillBuffer( p_ifo, pi_buffer, p_ifo->i_pos + DVD_LB_SIZE );
- }
-
- i_ret = U16_AT(*pp_current);
- (*pp_current) += 2;
-
- return i_ret;
-}
-
-static __inline__ u32 ReadDouble( ifo_t * p_ifo, u8* pi_buffer,
- u8** pp_current )
-{
- u32 i_ret;
-
- if( *pp_current > pi_buffer + DVD_LB_SIZE - 4 )
- {
- *pp_current = FillBuffer( p_ifo, pi_buffer, p_ifo->i_pos + DVD_LB_SIZE);
-// intf_WarnMsg( 1, "new buffer in double @ %lld", p_ifo->i_pos );
- }
-
- i_ret = U32_AT(*pp_current);
- (*pp_current) += 4;
-
- return i_ret;
-}
-
-static __inline__ u64 ReadQuad( ifo_t* p_ifo, u8* pi_buffer, u8** pp_current )
-{
- u64 i_ret;
-
- if( *pp_current > pi_buffer + DVD_LB_SIZE - 8 )
- {
- *pp_current = FillBuffer( p_ifo, pi_buffer, p_ifo->i_pos + DVD_LB_SIZE );
- }
-
- i_ret = U64_AT(*pp_current);
- (*pp_current) += 8;
-
- return i_ret;
-}
-
-static __inline__ void ReadBits( ifo_t* p_ifo, u8* pi_buffer, u8** pp_current,
- u8* pi_dest, int i_nb )
-{
- if( *pp_current > pi_buffer + DVD_LB_SIZE - i_nb )
- {
- *pp_current = FillBuffer( p_ifo, pi_buffer, p_ifo->i_pos + DVD_LB_SIZE );
- }
-
- memcpy( pi_dest, *pp_current, i_nb );
- *pp_current += i_nb;
-
- return;
-}
-
-static __inline__ void DumpBits( ifo_t* p_ifo, u8* pi_buffer,
- u8** pp_current, int i_nb )
-{
- if( *pp_current > pi_buffer + DVD_LB_SIZE - i_nb )
- {
- *pp_current = FillBuffer( p_ifo, pi_buffer, p_ifo->i_pos + DVD_LB_SIZE );
- }
-
- *pp_current += i_nb;
-
- return;
-}
+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.
*/
+
/*****************************************************************************
* IfoCreate : Creates an ifo structure and prepares for parsing directly
* on DVD device
}
/* if we are here the dvd device has already been opened */
- p_dvd->p_ifo->i_fd = p_dvd->i_fd;
+ p_dvd->p_ifo->dvdhandle = p_dvd->dvdhandle;
return 0;
}
*****************************************************************************/
int IfoInit( ifo_t * p_ifo )
{
- u8 pi_buffer[DVD_LB_SIZE];
- u8* p_current;
+ u8 p_buf[DVD_LB_SIZE];
+ u8* p_tmp;
u64 i_temp;
- u32 i_lba;
int i, j, k;
- off_t i_start;
+ int i_start;
/* find the start sector of video information on the dvd */
- i_lba = UDFFindFile( p_ifo->i_fd, "/VIDEO_TS/VIDEO_TS.IFO");
+ p_ifo->i_start = UDFFindFile( p_ifo->dvdhandle, "/VIDEO_TS/VIDEO_TS.IFO" );
- p_ifo->i_off = (off_t)(i_lba) * DVD_LB_SIZE;
+ p_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_start );
+ //i_start = p_ifo->i_pos;
- p_current = FillBuffer( p_ifo, pi_buffer, p_ifo->i_off );
-//i_start = p_ifo->i_pos;
/*
* read the video manager information table
*/
-#define manager_inf p_ifo->vmg.manager_inf
-//fprintf( stderr, "VMGI\n" );
-
- ReadBits( p_ifo, pi_buffer, &p_current, manager_inf.psz_id, 12 );
- manager_inf.psz_id[12] = '\0';
- manager_inf.i_vmg_end_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 12 );
- manager_inf.i_vmg_inf_end_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 1 );
- manager_inf.i_spec_ver = ReadByte( p_ifo, pi_buffer, &p_current );
- manager_inf.i_cat = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_volume_nb = ReadWord( p_ifo, pi_buffer, &p_current );
- manager_inf.i_volume = ReadWord( p_ifo, pi_buffer, &p_current );
- manager_inf.i_disc_side = ReadByte( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 19 );
- manager_inf.i_title_set_nb = ReadWord( p_ifo, pi_buffer, &p_current );
- ReadBits( p_ifo, pi_buffer, &p_current, manager_inf.ps_provider_id, 32 );
- manager_inf.i_pos_code = ReadQuad( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 24 );
- manager_inf.i_vmg_inf_end_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_first_play_title_start_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 56 );
- manager_inf.i_vob_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_title_inf_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_title_unit_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_parental_inf_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_vts_inf_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_text_data_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_cell_inf_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_vobu_map_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 32 );
-// GETS( &manager_inf.video_atrt );
-DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- DumpBits( p_ifo, pi_buffer, &p_current, 1 );
- manager_inf.i_audio_nb = ReadByte( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "vmgi audio nb : %d\n", manager_inf.i_audio_nb );
- for( i=0 ; i < 8 ; i++ )
- {
- i_temp = ReadQuad( p_ifo, pi_buffer, &p_current );
- }
- DumpBits( p_ifo, pi_buffer, &p_current, 17 );
- manager_inf.i_spu_nb = ReadByte( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "vmgi subpic nb : %d\n", manager_inf.i_spu_nb );
- for( i=0 ; i < manager_inf.i_spu_nb ; i++ )
- {
- ReadBits( p_ifo, pi_buffer, &p_current, (u8*)(&i_temp), 6 );
+#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.
*/
- if( ReadTitle( p_ifo, &p_ifo->vmg.title, p_ifo->i_off +
- manager_inf.i_first_play_title_start_byte ) < 0 )
+ //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 title_inf p_ifo->vmg.title_inf
- if( manager_inf.i_title_inf_start_sector )
+#define TITINF p_ifo->vmg.title_inf
+ if( MGINF.i_title_inf_start_sector )
{
- p_current = FillBuffer( p_ifo, pi_buffer, p_ifo->i_off +
- manager_inf.i_title_inf_start_sector *DVD_LB_SIZE );
-//fprintf( stderr, "title inf %lld\n", p_ifo->i_pos );
+ 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 );
- title_inf.i_title_nb = ReadWord( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "title_inf: TTU nb %d\n", title_inf.i_title_nb );
- DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- title_inf.i_end_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
+ 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 */
- title_inf.p_attr = malloc( title_inf.i_title_nb *sizeof(title_attr_t) );
- if( title_inf.p_attr == NULL )
+ TITINF.p_attr = malloc( TITINF.i_title_nb *sizeof(title_attr_t) );
+ if( TITINF.p_attr == NULL )
{
intf_ErrMsg( "ifo error: out of memory in IfoInit" );
return -1;
}
- for( i = 0 ; i < title_inf.i_title_nb ; i++ )
+ for( i = 0 ; i < TITINF.i_title_nb ; i++ )
{
- title_inf.p_attr[i].i_play_type = ReadByte( p_ifo, pi_buffer, &p_current );
- title_inf.p_attr[i].i_angle_nb = ReadByte( p_ifo, pi_buffer, &p_current );
- title_inf.p_attr[i].i_chapter_nb = ReadWord( p_ifo, pi_buffer, &p_current );
- title_inf.p_attr[i].i_parental_id = ReadWord( p_ifo, pi_buffer, &p_current );
- title_inf.p_attr[i].i_title_set_num = ReadByte( p_ifo, pi_buffer, &p_current );
- title_inf.p_attr[i].i_title_num = ReadByte( p_ifo, pi_buffer, &p_current );
- title_inf.p_attr[i].i_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "title_inf: %d %d %d\n",title_inf.p_attr[i].i_chapter_nb ,title_inf.p_attr[i].i_title_set_num,title_inf.p_attr[i].i_title_num );
+ 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 );
}
}
else
{
- title_inf.p_attr = NULL;
+ TITINF.p_attr = NULL;
}
-#undef title_inf
+#undef TITINF
/*
* fills the title unit structure.
*/
- if( manager_inf.i_title_unit_start_sector )
+ if( MGINF.i_title_unit_start_sector )
{
- if( ReadTitleUnit( p_ifo, &p_ifo->vmg.title_unit, p_ifo->i_off +
- manager_inf.i_title_unit_start_sector *DVD_LB_SIZE ) < 0 )
+ if( ReadTitleUnit( p_ifo, &p_ifo->vmg.title_unit, p_ifo->i_start
+ + MGINF.i_title_unit_start_sector ) < 0 )
{
return -1;
}
/*
* fills the structure about parental information.
*/
-#define parental p_ifo->vmg.parental_inf
- if( manager_inf.i_parental_inf_start_sector )
+#define PARINF p_ifo->vmg.parental_inf
+ if( MGINF.i_parental_inf_start_sector )
{
- p_current = FillBuffer( p_ifo, pi_buffer, p_ifo->i_off +
- manager_inf.i_parental_inf_start_sector *DVD_LB_SIZE );
+ p_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_start +
+ MGINF.i_parental_inf_start_sector );
i_start = p_ifo->i_pos;
-//fprintf( stderr, "PTL\n" );
+ //fprintf( stderr, "PTL\n" );
- parental.i_country_nb = ReadWord( p_ifo, pi_buffer, &p_current );
- parental.i_vts_nb = ReadWord( p_ifo, pi_buffer, &p_current );
- parental.i_end_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
+ 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 );
- parental.p_parental_desc = malloc( parental.i_country_nb *
- sizeof(parental_desc_t) );
- if( parental.p_parental_desc == NULL )
+ 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;
}
- for( i = 0 ; i < parental.i_country_nb ; i++ )
+ for( i = 0 ; i < PARINF.i_country_nb ; i++ )
{
- ReadBits( p_ifo, pi_buffer, &p_current,
- parental.p_parental_desc[i].ps_country_code, 2 );
- DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- parental.p_parental_desc[i].i_parental_mask_start_byte =
- ReadWord( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 2 );
+ 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 );
}
- parental.p_parental_mask = malloc( parental.i_country_nb *
- sizeof(parental_mask_t) );
- if( parental.p_parental_mask == NULL )
+ PARINF.p_parental_mask = malloc( PARINF.i_country_nb
+ * sizeof(parental_mask_t) );
+ if( PARINF.p_parental_mask == NULL )
{
intf_ErrMsg( "ifo erro: out of memory in IfoInit" );
return -1;
}
- for( i = 0 ; i < parental.i_country_nb ; i++ )
+ for( i = 0 ; i < PARINF.i_country_nb ; i++ )
{
- p_current = FillBuffer( p_ifo, pi_buffer, i_start +
- parental.p_parental_desc[i].i_parental_mask_start_byte );
+ p_tmp = FillBuffer( p_ifo, p_buf, LB2OFF( i_start ) +
+ PARINF.p_parental_desc[i].i_parental_mask_start_byte );
+
for( j = 0 ; j < 8 ; j++ )
{
- parental.p_parental_mask[i].ppi_mask[j] =
- malloc( ( parental.i_vts_nb + 1 ) *sizeof(u16) );
- if( parental.p_parental_mask[i].ppi_mask[j] == NULL )
+ 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 < parental.i_vts_nb + 1 ; k++ )
+ }
+
+ for( k = 0 ; k < PARINF.i_vts_nb + 1 ; k++ )
{
- parental.p_parental_mask[i].ppi_mask[j][k] =
- ReadWord( p_ifo, pi_buffer, &p_current );
+ PARINF.p_parental_mask[i].ppi_mask[j][k] =
+ ReadWord( p_ifo, p_buf, &p_tmp );
}
}
}
}
-#undef parental
+#undef PARINF
/*
* information and attributes about for each vts.
*/
-#define vts_inf p_ifo->vmg.vts_inf
- if( manager_inf.i_vts_inf_start_sector )
+#define VTSINF p_ifo->vmg.vts_inf
+ if( MGINF.i_vts_inf_start_sector )
{
u64 i_temp;
- p_current = FillBuffer( p_ifo, pi_buffer, p_ifo->i_off +
- manager_inf.i_vts_inf_start_sector *DVD_LB_SIZE );
+ 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" );
+ //fprintf( stderr, "VTS ATTR\n" );
- vts_inf.i_vts_nb = ReadWord( p_ifo, pi_buffer, &p_current );;
-//fprintf( stderr, "VTS ATTR Nb: %d\n", vts_inf.i_vts_nb );
- DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- vts_inf.i_end_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
- vts_inf.pi_vts_attr_start_byte =
- malloc( vts_inf.i_vts_nb *sizeof(u32) );
- if( vts_inf.pi_vts_attr_start_byte == NULL )
+ 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 )
{
intf_ErrMsg( "ifo error: out of memory in IfoInit" );
return -1;
}
- for( i = 0 ; i < vts_inf.i_vts_nb ; i++ )
+ for( i = 0 ; i < VTSINF.i_vts_nb ; i++ )
{
- vts_inf.pi_vts_attr_start_byte[i] = ReadDouble( p_ifo, pi_buffer, &p_current );
+ VTSINF.pi_vts_attr_start_byte[i] =
+ ReadDouble( p_ifo, p_buf, &p_tmp );
}
- vts_inf.p_vts_attr = malloc( vts_inf.i_vts_nb *sizeof(vts_attr_t) );
- if( vts_inf.p_vts_attr == NULL )
+ VTSINF.p_vts_attr = malloc( VTSINF.i_vts_nb * sizeof(vts_attr_t) );
+ if( VTSINF.p_vts_attr == NULL )
{
intf_ErrMsg( "ifo erro: out of memory in IfoInit" );
return -1;
}
- for( i = 0 ; i < vts_inf.i_vts_nb ; i++ )
+ for( i = 0 ; i < VTSINF.i_vts_nb ; i++ )
{
- p_current = FillBuffer( p_ifo, pi_buffer, i_start +
- vts_inf.pi_vts_attr_start_byte[i] );
- vts_inf.p_vts_attr[i].i_end_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
- vts_inf.p_vts_attr[i].i_cat_app_type = ReadDouble( p_ifo, pi_buffer, &p_current );
- // GETS( &vts_inf.p_vts_attr[i].vts_menu_video_attr );
-DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- DumpBits( p_ifo, pi_buffer, &p_current, 1 );
- vts_inf.p_vts_attr[i].i_vts_menu_audio_nb = ReadByte( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "m audio nb : %d\n", vts_inf.p_vts_attr[i].i_vts_menu_audio_nb );
+ 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++ )
{
- i_temp = ReadQuad( p_ifo, pi_buffer, &p_current );;
+ i_temp = ReadQuad( p_ifo, p_buf, &p_tmp );
}
- DumpBits( p_ifo, pi_buffer, &p_current, 17 );
- vts_inf.p_vts_attr[i].i_vts_menu_spu_nb = ReadByte( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "m subp nb : %d\n", vts_inf.p_vts_attr[i].i_vts_menu_spu_nb );
+
+ 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++ )
{
- ReadBits( p_ifo, pi_buffer, &p_current, (u8*)(&i_temp), 6 );
+ ReadBytes( p_ifo, p_buf, &p_tmp, (u8*)(&i_temp), 6 );
/* FIXME : Fix endianness issue here */
}
- DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- // GETS( &vts_inf.p_vts_attr[i].vtstt_video_vts_inf );
-DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- DumpBits( p_ifo, pi_buffer, &p_current, 1 );
- vts_inf.p_vts_attr[i].i_vts_title_audio_nb =
- ReadDouble( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "tt audio nb : %d\n", vts_inf.p_vts_attr[i].i_vts_title_audio_nb );
+
+ 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++ )
{
- i_temp = ReadQuad( p_ifo, pi_buffer, &p_current );;
+ i_temp = ReadQuad( p_ifo, p_buf, &p_tmp );;
}
- DumpBits( p_ifo, pi_buffer, &p_current, 17 );
- vts_inf.p_vts_attr[i].i_vts_title_spu_nb = ReadByte( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "tt subp nb : %d\n", vts_inf.p_vts_attr[i].i_vts_title_spu_nb );
- for( j=0 ; j<28/*vts_inf.p_vts_vts_inf[i].i_vtstt_subpic_nb*/ ; j++ )
+
+ 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++ )
{
- ReadBits( p_ifo, pi_buffer, &p_current, (u8*)(&i_temp), 6 );
+ ReadBytes( p_ifo, p_buf, &p_tmp, (u8*)(&i_temp), 6 );
/* FIXME : Fix endianness issue here */
}
}
}
-#undef vts_inf
+#undef VTSINF
/*
* global cell map.
*/
- if( manager_inf.i_cell_inf_start_sector )
+ if( MGINF.i_cell_inf_start_sector )
{
- if( ReadCellInf( p_ifo, &p_ifo->vmg.cell_inf, p_ifo->i_off +
- manager_inf.i_cell_inf_start_sector *DVD_LB_SIZE ) < 0 )
+ 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( manager_inf.i_vobu_map_start_sector )
+ if( MGINF.i_vobu_map_start_sector )
{
- if( ReadVobuMap( p_ifo, &p_ifo->vmg.vobu_map, p_ifo->i_off +
- manager_inf.i_vobu_map_start_sector *DVD_LB_SIZE ) < 0 )
+ if( ReadVobuMap( p_ifo, &p_ifo->vmg.vobu_map, p_ifo->i_start +
+ MGINF.i_vobu_map_start_sector ) < 0 )
{
return -1;
}
}
-#undef manager_inf
+#undef MGINF
p_ifo->vts.b_initialized = 0;
*****************************************************************************/
int IfoTitleSet( ifo_t * p_ifo )
{
- u8 pi_buffer[DVD_LB_SIZE];
- u8 * p_current;
- off_t i_off;
- off_t i_start;
+ u8 p_buf[DVD_LB_SIZE];
+ u8 * p_tmp;
+ int i_off;
+ int i_start;
u64 i_temp;
u16 i_short;
int i, j;
FreeTitleSet( &p_ifo->vts );
}
- i_off =
- (off_t)( p_ifo->vmg.title_inf.p_attr[p_ifo->i_title-1].i_start_sector )
- * DVD_LB_SIZE
- + p_ifo->i_off;
+ i_off = p_ifo->vmg.title_inf.p_attr[p_ifo->i_title-1].i_start_sector
+ + p_ifo->i_start;
-//fprintf(stderr, "offset: %lld\n" , i_off );
+//fprintf(stderr, "offset: %d\n" , i_off );
- p_current = FillBuffer( p_ifo, pi_buffer, 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 manager_inf p_ifo->vts.manager_inf
+#define MGINF p_ifo->vts.manager_inf
/*
* reads manager information
*/
//fprintf( stderr, "VTSI\n" );
- ReadBits( p_ifo, pi_buffer, &p_current, manager_inf.psz_id , 12 );
- manager_inf.psz_id[12] = '\0';
- manager_inf.i_end_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 12 );
- manager_inf.i_inf_end_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 1 );
- manager_inf.i_spec_ver = ReadByte( p_ifo, pi_buffer, &p_current );
- manager_inf.i_cat = ReadDouble( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 90 );
- manager_inf.i_inf_end_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 60 );
- manager_inf.i_menu_vob_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_title_vob_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_title_inf_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_title_unit_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_menu_unit_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_time_inf_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_menu_cell_inf_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_menu_vobu_map_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_cell_inf_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- manager_inf.i_vobu_map_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 24 );
-// GETS( &manager_inf.m_video_atrt );
-DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- DumpBits( p_ifo, pi_buffer, &p_current, 1 );
- manager_inf.i_menu_audio_nb = ReadByte( p_ifo, pi_buffer, &p_current );
+ 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, pi_buffer, &p_current );
+ i_temp = ReadQuad( p_ifo, p_buf, &p_tmp );
}
- DumpBits( p_ifo, pi_buffer, &p_current, 17 );
- manager_inf.i_menu_spu_nb = ReadByte( p_ifo, pi_buffer, &p_current );
+
+ 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++ )
{
- ReadBits( p_ifo, pi_buffer, &p_current, (u8*)(&i_temp), 6 );
+ ReadBytes( p_ifo, p_buf, &p_tmp, (u8*)(&i_temp), 6 );
/* FIXME : take care of endianness */
}
- DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- i_short = ReadWord( p_ifo, pi_buffer, &p_current );
+ DumpBytes( p_ifo, p_buf, &p_tmp, 2 );
+
+ i_short = ReadWord( p_ifo, p_buf, &p_tmp );
i_short >>= 2;
- manager_inf.video_attr.i_mode = i_short & 0x1;
+ MGINF.video_attr.i_mode = i_short & 0x1;
i_short >>= 1;
- manager_inf.video_attr.i_letterboxed = i_short & 0x1;
+ MGINF.video_attr.i_letterboxed = i_short & 0x1;
i_short >>= 1;
- manager_inf.video_attr.i_source_res = i_short & 0x3;
+ MGINF.video_attr.i_source_res = i_short & 0x3;
i_short >>= 2;
- manager_inf.video_attr.i_line21_2 = i_short & 0x1;
+ MGINF.video_attr.i_line21_2 = i_short & 0x1;
i_short >>= 1;
- manager_inf.video_attr.i_line21_1 = i_short & 0x1;
+ MGINF.video_attr.i_line21_1 = i_short & 0x1;
i_short >>= 1;
- manager_inf.video_attr.i_perm_displ = i_short & 0x3;
+ MGINF.video_attr.i_perm_displ = i_short & 0x3;
i_short >>= 2;
- manager_inf.video_attr.i_ratio = i_short & 0x3;
+ MGINF.video_attr.i_ratio = i_short & 0x3;
i_short >>= 2;
- manager_inf.video_attr.i_system = i_short & 0x3;
+ MGINF.video_attr.i_system = i_short & 0x3;
i_short >>= 2;
- manager_inf.video_attr.i_compression = i_short & 0x3;
+ 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 );
- DumpBits( p_ifo, pi_buffer, &p_current, 1 );
- manager_inf.i_audio_nb = ReadByte( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "vtsi audio nb : %d\n", manager_inf.i_audio_nb );
for( i = 0 ; i < 8 ; i++ )
{
- i_temp = ReadQuad( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "Audio %d: %llx\n", i, i_temp );
+ i_temp = ReadQuad( p_ifo, p_buf, &p_tmp );
+ //fprintf( stderr, "Audio %d: %llx\n", i, i_temp );
i_temp >>= 8;
- manager_inf.p_audio_attr[i].i_bar = i_temp & 0xff;
+ MGINF.p_audio_attr[i].i_bar = i_temp & 0xff;
i_temp >>= 8;
- manager_inf.p_audio_attr[i].i_caption = i_temp & 0xff;
+ MGINF.p_audio_attr[i].i_caption = i_temp & 0xff;
i_temp >>= 8;
- manager_inf.p_audio_attr[i].i_foo = i_temp & 0xff;
+ MGINF.p_audio_attr[i].i_foo = i_temp & 0xff;
i_temp >>= 8;
- manager_inf.p_audio_attr[i].i_lang_code = i_temp & 0xffff;
+ MGINF.p_audio_attr[i].i_lang_code = i_temp & 0xffff;
i_temp >>= 16;
- manager_inf.p_audio_attr[i].i_num_channels = i_temp & 0x7;
+ MGINF.p_audio_attr[i].i_num_channels = i_temp & 0x7;
i_temp >>= 3;
- manager_inf.p_audio_attr[i].i_test = i_temp & 0x1;
+ MGINF.p_audio_attr[i].i_test = i_temp & 0x1;
i_temp >>= 1;
- manager_inf.p_audio_attr[i].i_sample_freq = i_temp & 0x3;
+ MGINF.p_audio_attr[i].i_sample_freq = i_temp & 0x3;
i_temp >>= 2;
- manager_inf.p_audio_attr[i].i_quantization = i_temp & 0x3;
+ MGINF.p_audio_attr[i].i_quantization = i_temp & 0x3;
i_temp >>= 2;
- manager_inf.p_audio_attr[i].i_appl_mode = i_temp & 0x3;
+ MGINF.p_audio_attr[i].i_appl_mode = i_temp & 0x3;
i_temp >>= 2;
- manager_inf.p_audio_attr[i].i_type = i_temp & 0x3;
+ MGINF.p_audio_attr[i].i_type = i_temp & 0x3;
i_temp >>= 2;
- manager_inf.p_audio_attr[i].i_multichannel_extension = i_temp & 0x1;
+ MGINF.p_audio_attr[i].i_multichannel_extension = i_temp & 0x1;
i_temp >>= 1;
- manager_inf.p_audio_attr[i].i_coding_mode = i_temp & 0x7;
+ MGINF.p_audio_attr[i].i_coding_mode = i_temp & 0x7;
}
- DumpBits( p_ifo, pi_buffer, &p_current, 17 );
- manager_inf.i_spu_nb = ReadByte( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "vtsi subpic nb : %d\n", manager_inf.i_spu_nb );
- for( i=0 ; i<manager_inf.i_spu_nb ; i++ )
+
+ 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++ )
{
- ReadBits( p_ifo, pi_buffer, &p_current, (u8*)(&i_temp), 6 );
+ 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 );
- manager_inf.p_spu_attr[i].i_caption = i_temp & 0xff;
+ //fprintf( stderr, "Subpic %d: %llx\n", i, i_temp );
+ MGINF.p_spu_attr[i].i_caption = i_temp & 0xff;
i_temp >>= 8;
- manager_inf.p_spu_attr[i].i_foo = i_temp & 0xff;
+ MGINF.p_spu_attr[i].i_foo = i_temp & 0xff;
i_temp >>= 8;
- manager_inf.p_spu_attr[i].i_lang_code = i_temp & 0xffff;
+ MGINF.p_spu_attr[i].i_lang_code = i_temp & 0xffff;
i_temp >>= 16;
- manager_inf.p_spu_attr[i].i_prefix = i_temp & 0xffff;
+ MGINF.p_spu_attr[i].i_prefix = i_temp & 0xffff;
}
/*
* reads title information: set of pointers to title
*/
-#define title_inf p_ifo->vts.title_inf
- if( manager_inf.i_title_inf_start_sector )
+#define TITINF p_ifo->vts.title_inf
+ if( MGINF.i_title_inf_start_sector )
{
- p_current = FillBuffer( p_ifo, pi_buffer, p_ifo->vts.i_pos +
- manager_inf.i_title_inf_start_sector *DVD_LB_SIZE );
+ 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" );
+ //fprintf( stderr, "VTS PTR\n" );
- title_inf.i_title_nb = ReadWord( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "VTS title_inf nb: %d\n", title_inf.i_title_nb );
- DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- title_inf.i_end_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
+ 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 );
- title_inf.pi_start_byte = malloc( title_inf.i_title_nb *sizeof(u32) );
- if( title_inf.pi_start_byte == NULL )
+ 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 < title_inf.i_title_nb ; i++ )
+ for( i = 0 ; i < TITINF.i_title_nb ; i++ )
{
- title_inf.pi_start_byte[i] = ReadDouble( p_ifo, pi_buffer, &p_current );
+ TITINF.pi_start_byte[i] = ReadDouble( p_ifo, p_buf, &p_tmp );
}
/* Parsing of tts */
- title_inf.p_title_start = malloc( title_inf.i_title_nb
- *sizeof(title_start_t) );
- if( title_inf.p_title_start == NULL )
+ TITINF.p_title_start = malloc( TITINF.i_title_nb
+ * sizeof(title_start_t) );
+ if( TITINF.p_title_start == NULL )
{
intf_ErrMsg( "ifo error: out of memory in IfoTitleSet" );
return -1;
}
- for( i = 0 ; i < title_inf.i_title_nb ; i++ )
+ for( i = 0 ; i < TITINF.i_title_nb ; i++ )
{
- p_current = FillBuffer( p_ifo, pi_buffer, i_start +
- title_inf.pi_start_byte[i] );
+ p_tmp = FillBuffer( p_ifo, p_buf, i_start +
+ OFF2LB( TITINF.pi_start_byte[i] ) )
+ + TITINF.pi_start_byte[i];
- title_inf.p_title_start[i].i_title_id =
- ReadWord( p_ifo, pi_buffer, &p_current );
- title_inf.p_title_start[i].i_chapter = ReadWord( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "VTS %d title_inf Pgc: %d Prg: %d\n", i,title_inf.p_title_start[i].i_program_chain_num, title_inf.p_title_start[i].i_program_num );
+ 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 );
+ //fprintf( stderr, "VTS %d title_inf Pgc: %d Prg: %d\n", i,title_inf.p_title_start[i].i_program_chain_num, TITINF.p_title_start[i].i_program_num );
}
}
-#undef title_inf
+#undef TITINF
/*
* menu unit information
*/
- if( manager_inf.i_menu_unit_start_sector )
+ if( MGINF.i_menu_unit_start_sector )
{
if( ReadTitleUnit( p_ifo, &p_ifo->vts.menu_unit, p_ifo->vts.i_pos +
- manager_inf.i_menu_unit_start_sector *DVD_LB_SIZE ) < 0 )
+ MGINF.i_menu_unit_start_sector ) < 0 )
{
return -1;
}
/*
* title unit information
*/
- if( manager_inf.i_title_unit_start_sector )
+ if( MGINF.i_title_unit_start_sector )
{
if( ReadUnitInf( p_ifo, &p_ifo->vts.title_unit, p_ifo->vts.i_pos +
- manager_inf.i_title_unit_start_sector *DVD_LB_SIZE ) < 0 )
+ MGINF.i_title_unit_start_sector, 0 ) < 0 )
{
return -1;
}
}
/*
- * time map inforamtion
+ * time map information
*/
-#define time_inf p_ifo->vts.time_inf
- if( manager_inf.i_time_inf_start_sector )
+#define TIMINF p_ifo->vts.time_inf
+ if( MGINF.i_time_inf_start_sector )
{
- u8 pi_buffer[DVD_LB_SIZE];
+ u8 p_buf[DVD_LB_SIZE];
- p_current = FillBuffer( p_ifo, pi_buffer, p_ifo->vts.i_pos +
- manager_inf.i_time_inf_start_sector *DVD_LB_SIZE );
+ p_tmp = FillBuffer( p_ifo, p_buf, p_ifo->vts.i_pos +
+ MGINF.i_time_inf_start_sector );
-//fprintf( stderr, "TMAP\n" );
+ //fprintf( stderr, "TMAP\n" );
- time_inf.i_nb = ReadWord( p_ifo, pi_buffer, &p_current );;
- DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- time_inf.i_end_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
+ 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 );
- time_inf.pi_start_byte = malloc( time_inf.i_nb *sizeof(u32) );
- if( time_inf.pi_start_byte == NULL )
+ 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 < time_inf.i_nb ; i++ )
+ for( i = 0 ; i < TIMINF.i_nb ; i++ )
{
- time_inf.pi_start_byte[i] = ReadDouble( p_ifo, pi_buffer, &p_current );
+ TIMINF.pi_start_byte[i] = ReadDouble( p_ifo, p_buf, &p_tmp );
}
- time_inf.p_time_map = malloc( time_inf.i_nb *sizeof(time_map_t) );
- if( time_inf.p_time_map == NULL )
+ 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 < time_inf.i_nb ; i++ )
+ for( i = 0 ; i < TIMINF.i_nb ; i++ )
{
- time_inf.p_time_map[i].i_time_unit = ReadByte( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 1 );
- time_inf.p_time_map[i].i_entry_nb = ReadWord( p_ifo, pi_buffer, &p_current );
+ 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 );
- time_inf.p_time_map[i].pi_sector =
- malloc( time_inf.p_time_map[i].i_entry_nb *sizeof(u32) );
- if( time_inf.p_time_map[i].pi_sector == NULL )
+ 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 < time_inf.p_time_map[i].i_entry_nb ; j++ )
+ for( j = 0 ; j < TIMINF.p_time_map[i].i_entry_nb ; j++ )
{
- time_inf.p_time_map[i].pi_sector[j] = ReadDouble( p_ifo, pi_buffer, &p_current );
+ TIMINF.p_time_map[i].pi_sector[j] =
+ ReadDouble( p_ifo, p_buf, &p_tmp );
}
}
}
-#undef time_inf
+#undef TIMINF
- if( manager_inf.i_menu_cell_inf_start_sector )
+ if( MGINF.i_menu_cell_inf_start_sector )
{
if( ReadCellInf( p_ifo, &p_ifo->vts.menu_cell_inf, p_ifo->vts.i_pos +
- manager_inf.i_menu_cell_inf_start_sector *DVD_LB_SIZE ) < 0 )
+ MGINF.i_menu_cell_inf_start_sector ) < 0 )
{
return -1;
}
}
- if( manager_inf.i_menu_vobu_map_start_sector )
+ if( MGINF.i_menu_vobu_map_start_sector )
{
if( ReadVobuMap( p_ifo, &p_ifo->vts.menu_vobu_map, p_ifo->vts.i_pos +
- manager_inf.i_menu_vobu_map_start_sector *DVD_LB_SIZE ) < 0 )
+ MGINF.i_menu_vobu_map_start_sector ) < 0 )
{
return -1;
}
}
- if( manager_inf.i_cell_inf_start_sector )
+ if( MGINF.i_cell_inf_start_sector )
{
if( ReadCellInf( p_ifo, &p_ifo->vts.cell_inf, p_ifo->vts.i_pos +
- manager_inf.i_cell_inf_start_sector *DVD_LB_SIZE ) )
+ MGINF.i_cell_inf_start_sector ) )
{
return -1;
}
}
- if( manager_inf.i_vobu_map_start_sector )
+ if( MGINF.i_vobu_map_start_sector )
{
if( ReadVobuMap( p_ifo, &p_ifo->vts.vobu_map, p_ifo->vts.i_pos +
- manager_inf.i_vobu_map_start_sector *DVD_LB_SIZE ) )
+ MGINF.i_vobu_map_start_sector ) )
{
return -1;
}
}
-#undef manager_inf
+#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 );
return;
}
+
/*
* Function common to Video Manager and Video Title set Processing
*/
* Several title can point to the same part of the physical DVD, and give
* map to different anglesfor instance.
*****************************************************************************/
-static int ReadTitle( ifo_t * p_ifo, title_t * p_title, off_t i_pos )
+static int ReadTitle( ifo_t * p_ifo, title_t * p_title, int i_block, int i_bytes )
{
- u8 pi_buffer[DVD_LB_SIZE];
- u8 * p_current;
- off_t i_start;
+ u8 p_buf[DVD_LB_SIZE];
+ u8 * p_tmp;
+ int i_start;
u16 i_audio;
u32 i_spu;
int i;
- p_current = FillBuffer( p_ifo, pi_buffer, i_pos );
+ p_tmp = FillBuffer( p_ifo, p_buf, i_block ) + i_bytes;
i_start = p_ifo->i_pos;
-//fprintf( stderr, "PGC @ %lld\n",p_ifo->i_pos );
+ //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 );
- DumpBits( p_ifo, pi_buffer, &p_current, 2);
- p_title->i_chapter_nb = ReadByte( p_ifo, pi_buffer, &p_current );
- p_title->i_cell_nb = ReadByte( p_ifo, pi_buffer, &p_current );
-//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, pi_buffer, &p_current );
- p_title->i_prohibited_user_op = ReadDouble( p_ifo, pi_buffer, &p_current );
for( i = 0 ; i < 8 ; i++ )
{
- i_audio = ReadWord( p_ifo, pi_buffer, &p_current );
+ 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 < 32 ; i++ )
{
- i_spu = ReadDouble( p_ifo, pi_buffer, &p_current );
+ 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 >>= 7;
p_title->pi_spu_status[i].i_available = i_spu;
}
- p_title->i_next_title_num = ReadWord( p_ifo, pi_buffer, &p_current );
- p_title->i_prev_title_num = ReadWord( p_ifo, pi_buffer, &p_current );
- p_title->i_go_up_title_num = ReadWord( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "title: Prev: %d Next: %d Up: %d\n",pgc.i_prev_pgc_nb ,pgc.i_next_pgc_nb, pgc.i_goup_pgc_nb );
- p_title->i_still_time = ReadByte( p_ifo, pi_buffer, &p_current );
- p_title->i_play_mode = ReadByte( p_ifo, pi_buffer, &p_current );
+
+ 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 );
+ //fprintf( stderr, "title: Prev: %d Next: %d Up: %d\n",pgc.i_prev_pgc_nb ,pgc.i_next_pgc_nb, pgc.i_goup_pgc_nb );
+ 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++ )
{
- p_title->pi_yuv_color[i] = ReadDouble( p_ifo, pi_buffer, &p_current );
+ p_title->pi_yuv_color[i] = ReadDouble( p_ifo, p_buf, &p_tmp );
/* FIXME : We have to erase the extra bit */
}
- p_title->i_command_start_byte = ReadWord( p_ifo, pi_buffer, &p_current );
- p_title->i_chapter_map_start_byte = ReadWord( p_ifo, pi_buffer, &p_current );
- p_title->i_cell_play_start_byte = ReadWord( p_ifo, pi_buffer, &p_current );
- p_title->i_cell_pos_start_byte = ReadWord( p_ifo, pi_buffer, &p_current );
+
+ 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_current = FillBuffer( p_ifo, pi_buffer,
- i_start + p_title->i_command_start_byte );
+ 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, pi_buffer, &p_current );
- p_title->command.i_post_command_nb = ReadWord( p_ifo, pi_buffer, &p_current );
- p_title->command.i_cell_command_nb = ReadWord( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 2 );
+ 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 )
{
p_title->command.p_pre_command =
malloc( p_title->command.i_pre_command_nb
- *sizeof(command_desc_t) );
+ * sizeof(command_desc_t) );
if( p_title->command.p_pre_command == NULL )
{
for( i = 0 ; i < p_title->command.i_pre_command_nb ; i++ )
{
- p_title->command.p_pre_command[i] = ReadQuad( p_ifo, pi_buffer, &p_current );
+ p_title->command.p_pre_command[i] =
+ ReadQuad( p_ifo, p_buf, &p_tmp );
}
}
else
{
p_title->command.p_post_command =
malloc( p_title->command.i_post_command_nb
- *sizeof(command_desc_t) );
+ * sizeof(command_desc_t) );
if( p_title->command.p_post_command == NULL )
{
return -1;
}
- for( i=0 ; i<p_title->command.i_post_command_nb ; i++ )
+ for( i = 0 ; i < p_title->command.i_post_command_nb ; i++ )
{
- p_title->command.p_post_command[i] = ReadQuad( p_ifo, pi_buffer, &p_current );
+ p_title->command.p_post_command[i] =
+ ReadQuad( p_ifo, p_buf, &p_tmp );
}
}
else
{
p_title->command.p_cell_command =
malloc( p_title->command.i_cell_command_nb
- *sizeof(command_desc_t) );
+ * sizeof(command_desc_t) );
if( p_title->command.p_cell_command == NULL )
{
return -1;
}
- for( i=0 ; i<p_title->command.i_cell_command_nb ; i++ )
+ for( i = 0 ; i < p_title->command.i_cell_command_nb ; i++ )
{
- p_title->command.p_cell_command[i] = ReadQuad( p_ifo, pi_buffer, &p_current );
+ p_title->command.p_cell_command[i] =
+ ReadQuad( p_ifo, p_buf, &p_tmp );
}
}
else
/* parsing of chapter_map_t: it gives the entry cell for each chapter */
if( p_title->i_chapter_map_start_byte )
{
-#if !defined( WIN32 )
- p_ifo->i_pos = lseek( p_ifo->i_fd,
- i_start + p_title->i_chapter_map_start_byte,
- SEEK_SET );
-#else
- p_ifo->i_pos = SetFilePointer( (HANDLE) p_ifo->i_fd,
- i_start + p_title->i_chapter_map_start_byte,
- NULL, FILE_BEGIN );
-#endif
+ p_ifo->i_pos = dvdcss_seek( p_ifo->dvdhandle,
+ OFF2LB( i_start + p_title->i_chapter_map_start_byte ) );
p_title->chapter_map.pi_start_cell =
- malloc( p_title->i_chapter_nb *sizeof(chapter_map_t) );
+ malloc( p_title->i_chapter_nb * sizeof(chapter_map_t) );
if( p_title->chapter_map.pi_start_cell == NULL )
{
return -1;
}
- ReadBits( p_ifo, pi_buffer, &p_current, p_title->chapter_map.pi_start_cell,
- p_title->i_chapter_nb );
+ ReadBytes( p_ifo, p_buf, &p_tmp, p_title->chapter_map.pi_start_cell,
+ p_title->i_chapter_nb );
}
else
{
/* parsing of cell_play_t */
if( p_title->i_cell_play_start_byte )
{
- p_current = FillBuffer( p_ifo, pi_buffer,
- i_start + p_title->i_cell_play_start_byte );
+ 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) );
+ * sizeof(cell_play_t) );
if( p_title->p_cell_play == NULL )
{
for( i = 0 ; i < p_title->i_cell_nb ; i++ )
{
- p_title->p_cell_play[i].i_category = ReadWord( p_ifo, pi_buffer, &p_current );
- p_title->p_cell_play[i].i_still_time = ReadByte( p_ifo, pi_buffer, &p_current );
- p_title->p_cell_play[i].i_command_nb = ReadByte( p_ifo, pi_buffer, &p_current );
- p_title->p_cell_play[i].i_play_time = ReadDouble( p_ifo, pi_buffer, &p_current );
- p_title->p_cell_play[i].i_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
- p_title->p_cell_play[i].i_first_ilvu_vobu_esector =
- ReadDouble( p_ifo, pi_buffer, &p_current );
- p_title->p_cell_play[i].i_last_vobu_start_sector =
- ReadDouble( p_ifo, pi_buffer, &p_current );
- p_title->p_cell_play[i].i_end_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
+#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
}
}
/* Parsing of cell_pos_t */
if( p_title->i_cell_pos_start_byte )
{
- p_current = FillBuffer( p_ifo, pi_buffer,
- i_start + 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) );
+ * sizeof(cell_pos_t) );
if( p_title->p_cell_pos == NULL )
{
for( i = 0 ; i < p_title->i_cell_nb ; i++ )
{
- p_title->p_cell_pos[i].i_vob_id = ReadWord( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 1 );
- p_title->p_cell_pos[i].i_cell_id = ReadByte( p_ifo, pi_buffer, &p_current );
+ 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 );
}
}
/*****************************************************************************
* ReadUnitInf : Fills Menu Language Unit Table/ PGC Info Table
*****************************************************************************/
-static int ReadUnitInf( ifo_t * p_ifo, unit_inf_t * p_unit_inf, off_t i_pos )
+static int ReadUnitInf( ifo_t * p_ifo, unit_inf_t * p_unit_inf,
+ int i_block, int i_bytes )
{
- u8 pi_buffer[DVD_LB_SIZE];
- u8 * p_current;
- off_t i_start;
+ u8 p_buf[DVD_LB_SIZE];
+ u8 * p_tmp;
+ int i_start;
int i;
- p_current = FillBuffer( p_ifo, pi_buffer, i_pos );
+ p_tmp = FillBuffer( p_ifo, p_buf, i_block ) + i_bytes;
i_start = p_ifo->i_pos;
-//fprintf( stderr, "Unit\n" );
+ //fprintf( stderr, "Unit\n" );
- p_unit_inf->i_title_nb = ReadWord( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "Unit nb: %d\n", p_unit_inf->i_title_nb );
- DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- p_unit_inf->i_end_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
+ 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) );
+ malloc( p_unit_inf->i_title_nb * sizeof(unit_title_t) );
if( p_unit_inf->p_title == NULL )
{
intf_ErrMsg( "ifo error: out of memory in ReadUnit" );
for( i = 0 ; i < p_unit_inf->i_title_nb ; i++ )
{
- p_unit_inf->p_title[i].i_category_mask = ReadByte( p_ifo, pi_buffer, &p_current );
- p_unit_inf->p_title[i].i_category = ReadByte( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "cat mask %d: %x cat %x\n", i, p_unit_inf->p_title[i].i_category_mask, p_unit_inf->p_title[i].i_category );
- p_unit_inf->p_title[i].i_parental_mask = ReadWord( p_ifo, pi_buffer, &p_current );
- p_unit_inf->p_title[i].i_title_start_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
+#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
}
for( i = 0 ; i < p_unit_inf->i_title_nb ; i++ )
{
-//fprintf( stderr, "Unit: PGC %d @ %lld\n", i, p_ifo->i_pos );
+ //fprintf( stderr, "Unit: PGC %d @ %d\n", i, p_ifo->i_pos );
ReadTitle( p_ifo, &p_unit_inf->p_title[i].title, i_start +
- p_unit_inf->p_title[i].i_title_start_byte );
+ 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 0;
* ReadTitleUnit: Fills the Title Unit structure.
*****************************************************************************/
static int ReadTitleUnit( ifo_t * p_ifo, title_unit_t * p_title_unit,
- off_t i_pos )
+ int i_block )
{
- u8 pi_buffer[DVD_LB_SIZE];
- u8 * p_current;
+ u8 p_buf[DVD_LB_SIZE];
+ u8 * p_tmp;
int i;
- off_t i_start;
+ int i_start;
- p_current = FillBuffer( p_ifo, pi_buffer, i_pos );
+ p_tmp = FillBuffer( p_ifo, p_buf, i_block );
i_start = p_ifo->i_pos;
-//fprintf( stderr, "Unit Table\n" );
+ //fprintf( stderr, "Unit Table\n" );
- p_title_unit->i_unit_nb = ReadWord( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- p_title_unit->i_end_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
+ 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 );
+ //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) );
+ p_title_unit->p_unit = malloc( p_title_unit->i_unit_nb * sizeof(unit_t) );
if( p_title_unit->p_unit == NULL )
{
intf_ErrMsg( "ifo error: out of memory in ReadTitleUnit" );
for( i = 0 ; i < p_title_unit->i_unit_nb ; i++ )
{
- //ReadBits( p_ifo, pi_buffer, &p_current, p_title_unit->p_unit[i].ps_lang_code, 2 );
- p_title_unit->p_unit[i].i_lang_code = ReadWord( p_ifo, pi_buffer, &p_current );
-//fprintf( stderr, "lang %d %x\n", i,p_title_unit->p_unit[i].i_lang_code );
- DumpBits( p_ifo, pi_buffer, &p_current, 1 );
- p_title_unit->p_unit[i].i_existence_mask = ReadByte( p_ifo, pi_buffer, &p_current );
+ //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, pi_buffer, &p_current );
+ ReadDouble( p_ifo, p_buf, &p_tmp );
}
p_title_unit->p_unit_inf =
- malloc( p_title_unit->i_unit_nb *sizeof(unit_inf_t) );
+ malloc( p_title_unit->i_unit_nb * sizeof(unit_inf_t) );
if( p_title_unit->p_unit_inf == NULL )
{
intf_ErrMsg( "ifo error: out of memory in ReadTitleUnit" );
for( i = 0 ; i < p_title_unit->i_unit_nb ; i++ )
{
ReadUnitInf( p_ifo, &p_title_unit->p_unit_inf[i], i_start +
- p_title_unit->p_unit[i].i_unit_inf_start_byte );
+ 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 0;
/*****************************************************************************
* ReadCellInf : Fills the Cell Information structure.
*****************************************************************************/
-static int ReadCellInf( ifo_t * p_ifo, cell_inf_t * p_cell_inf, off_t i_pos )
+static int ReadCellInf( ifo_t * p_ifo, cell_inf_t * p_cell_inf, int i_block )
{
- u8 pi_buffer[DVD_LB_SIZE];
- u8 * p_current;
- off_t i_start;
+ u8 p_buf[DVD_LB_SIZE];
+ u8 * p_tmp;
+ int i_start;
int i;
- p_current = FillBuffer( p_ifo, pi_buffer, i_pos );
+ p_tmp = FillBuffer( p_ifo, p_buf, i_block );
i_start = p_ifo->i_pos;
-//fprintf( stderr, "CELL ADD\n" );
+ //fprintf( stderr, "CELL ADD\n" );
- p_cell_inf->i_vob_nb = ReadWord( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 2 );
- p_cell_inf->i_end_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
+ 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_cell_inf->i_cell_nb = (p_cell_inf->i_end_byte/* - 7*/) / sizeof(cell_map_t);
-//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 );
+ //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 );
p_cell_inf->p_cell_map =
malloc( p_cell_inf->i_cell_nb *sizeof(cell_map_t) );
for( i = 0 ; i < p_cell_inf->i_cell_nb ; i++ )
{
- p_cell_inf->p_cell_map[i].i_vob_id = ReadWord( p_ifo, pi_buffer, &p_current );
- p_cell_inf->p_cell_map[i].i_cell_id = ReadByte( p_ifo, pi_buffer, &p_current );
- DumpBits( p_ifo, pi_buffer, &p_current, 1 );
- p_cell_inf->p_cell_map[i].i_start_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
-// fprintf(stderr, "sector[%d] %d (%lld)\n", i,ntohl(*(u32*)(p_current)), p_ifo->i_pos);
- p_cell_inf->p_cell_map[i].i_end_sector = ReadDouble( p_ifo, pi_buffer, &p_current );
+#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 (%lld)\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;
/*****************************************************************************
* ReadVobuMap : Fills the VOBU Map structure.
*****************************************************************************/
-static int ReadVobuMap( ifo_t * p_ifo, vobu_map_t * p_vobu_map, off_t i_pos )
+static int ReadVobuMap( ifo_t * p_ifo, vobu_map_t * p_vobu_map, int i_block )
{
- u8 pi_buffer[DVD_LB_SIZE];
- u8 * p_current;
- off_t i_start;
+ u8 p_buf[DVD_LB_SIZE];
+ u8 * p_tmp;
+ int i_start;
int i, i_max;
- p_current = FillBuffer( p_ifo, pi_buffer, i_pos );
+ p_tmp = FillBuffer( p_ifo, p_buf, i_block );
i_start = p_ifo->i_pos;
-//fprintf( stderr, "VOBU ADMAP\n" );
+ //fprintf( stderr, "VOBU ADMAP\n" );
- p_vobu_map->i_end_byte = ReadDouble( p_ifo, pi_buffer, &p_current );
+ 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);
+ / sizeof(u32);
- p_vobu_map->pi_vobu_start_sector = malloc( i_max *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( "ifo error: out of memory in ReadVobuMap" );
for( i = 0 ; i < i_max ; i++ )
{
- p_vobu_map->pi_vobu_start_sector[i] = ReadDouble( p_ifo, pi_buffer, &p_current );
+ p_vobu_map->pi_vobu_start_sector[i] = ReadDouble( p_ifo, p_buf, &p_tmp );
}
return 0;
}
#endif
+
+/*****************************************************************************
+ * ReadByte and so
+ *****************************************************************************/
+static u8* FillBuffer( ifo_t* p_ifo, u8* p_buf, int i_pos )
+{
+ memset( p_buf, 0, DVD_LB_SIZE );
+
+ p_ifo->i_pos = dvdcss_seek( p_ifo->dvdhandle, i_pos );
+ dvdcss_read( p_ifo->dvdhandle, p_buf, 1, DVDCSS_NOFLAGS );
+
+ return p_buf;
+}
+
+static u8 ReadByte( ifo_t * p_ifo, u8* p_buf, u8** pp_tmp )
+{
+ u8 i_ret;
+
+ if( *pp_tmp > p_buf + DVD_LB_SIZE )
+ {
+ *pp_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_pos + 1 );
+ }
+
+ i_ret = *(*pp_tmp)++;
+
+ return i_ret;
+}
+
+static void ReadBytes( ifo_t* p_ifo, u8* p_buf, u8** pp_tmp,
+ u8* pi_dest, int i_nb )
+{
+ if( *pp_tmp > p_buf + DVD_LB_SIZE - i_nb )
+ {
+ *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( *pp_tmp > p_buf + DVD_LB_SIZE - i_nb )
+ {
+ *pp_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_pos + 1 );
+ }
+
+ *pp_tmp += i_nb;
+
+ return;
+}
+
+static u16 ReadWord( ifo_t* p_ifo, u8* p_buf, u8** pp_tmp )
+{
+ u16 i_ret;
+
+ if( *pp_tmp > p_buf + DVD_LB_SIZE - 2 )
+ {
+ *pp_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_pos + 1 );
+ }
+
+ i_ret = U16_AT(*pp_tmp);
+ (*pp_tmp) += 2;
+
+ return i_ret;
+}
+
+static u32 ReadDouble( ifo_t * p_ifo, u8* p_buf,
+ u8** pp_tmp )
+{
+ u32 i_ret;
+
+ if( *pp_tmp > p_buf + DVD_LB_SIZE - 4 )
+ {
+ *pp_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_pos + 1 );
+ //intf_WarnMsg( 1, "new buffer in double @ %lld", p_ifo->i_pos );
+ }
+
+ i_ret = U32_AT(*pp_tmp);
+ (*pp_tmp) += 4;
+
+ return i_ret;
+}
+
+static u64 ReadQuad( ifo_t* p_ifo, u8* p_buf, u8** pp_tmp )
+{
+ u64 i_ret;
+
+ if( *pp_tmp > p_buf + DVD_LB_SIZE - 8 )
+ {
+ *pp_tmp = FillBuffer( p_ifo, p_buf, p_ifo->i_pos + 1 );
+ }
+
+ i_ret = U64_AT(*pp_tmp);
+ (*pp_tmp) += 8;
+
+ return i_ret;
+}
+
+
projects / vlc / commitdiff