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k9copy/libk9copy/k9ifo2.cpp

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/***************************************************************************
* Copyright (C) 2005 by Jean-Michel Petit *
* jm_petit@laposte.net *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include "k9ifo2.h"
#include "bswap.h"
#include "dvdread.h"
k9Ifo2::k9Ifo2(k9DVDRead *_dvdread)
: TQObject(NULL,"") {
_ifo=NULL;
m_dvd=_dvdread;
}
k9Ifo2::~k9Ifo2() {
closeIFO();
}
/*!
\fn k9Ifo2::setDevice(TQString &_device)
*/
void k9Ifo2::setDevice(TQString &_device) {
device=_device;
}
/*!
\fn k9Ifo2::setOutput(TQString &_output)
*/
void k9Ifo2::setOutput(TQString &_output) {
output=_output;
}
/*!
\fn k9Ifo2::openIFO(int _num)
*/
ifo_handle_t * k9Ifo2::openIFO(int _num) {
_ifo = ifoOpen(m_dvd->getDvd(), _num);
numIfo=_num;
return _ifo;
}
/*!
\fn k9Ifo2::IFOClose( ifo_handle_t* _ifo)
*/
void k9Ifo2::closeIFO() {
if(_ifo!=NULL) {
ifoClose(_ifo);
_ifo=NULL;
}
}
ifo_handle_t * k9Ifo2::getIFO() {
return _ifo;
}
/*!
\fn k9Ifo2::saveIFO(ifo_handle_t* _ifo)
*/
void k9Ifo2::saveIFO() {
uint32_t size;
/* DVD handler */
k9DVDFile *dvdfile;
bool mainIfo = (numIfo==0);
TQString filename,filename2;
if (mainIfo) {
filename="/VIDEO_TS/VIDEO_TS.IFO";
} else {
filename.sprintf("/VIDEO_TS/VTS_%02d_0.IFO",numIfo);
}
if (numIfo==0)
size=_ifo->vmgi_mat->vmgi_last_sector +1;
else
size=_ifo->vtsi_mat->vtsi_last_sector +1;
size*=DVD_BLOCK_LEN;
// if (k9UDFFindFile(dvd,(char*) filename.latin1(), &size)) {
if (size > 0) {
uchar *buffer ;
buffer=new uchar[size];
bufCopy=new uchar[size];
m_buffer=new uchar[size*2];
memset(buffer,0,size);
memset(bufCopy,0,size);
memset(m_buffer,0,size*2);
//Lecture du fichier IFO original et sauvegarde dans buffer
if ((dvdfile = m_dvd->openIfo(numIfo))== 0) {
fprintf(stderr, "Failed opening IFO for titleset %d\n", 0);
free(buffer);
return;
}
/* if(DVDFileSeek(dvd_file, 0)!=0) {
return;
}
*/
if (dvdfile->readBytes(buffer,size) != size) {
fprintf(stderr, "Error reading IFO for titleset %d\n", 0);
free(buffer);
dvdfile->close();
return;
}
memcpy(bufCopy,buffer,size);
bufCopySize=size;
dvdfile->close();
if (mainIfo) {
m_position=0;
updateVMG(buffer);
m_position=1024; //sizeof(vmgi_mat_t);
updateFP_PGC(buffer);
_ifo->vmgi_mat->vmgi_last_byte=m_position -1;
updateTT_SRPT(buffer);
updatePGCI_UT(buffer);
updateVTS_ATRT(buffer);
updateTXTDT_MGI(buffer);
updateC_ADT(buffer,true);
updateVOBU_ADMAP(buffer,true);
updateVMG(buffer);
} else {
m_position=0;
updateVTS(buffer);
m_position=sizeof(vtsi_mat_t);
//_ifo->vtsi_mat->vtsi_last_byte=m_position -1;
updateVTS_PTT_SRPT(buffer);
updatePGCIT(buffer);
updatePGCI_UT(buffer);
updateVTS_TMAPT(buffer);
updateC_ADT(buffer,true);
updateVOBU_ADMAP(buffer,true);
updateC_ADT(buffer, false);
updateVOBU_ADMAP(buffer,false);
updateVTS(buffer);
}
m_position=round(m_position);
//sauvegarder buffer dans fichier
if (mainIfo) {
filename=output + "/VIDEO_TS.IFO";
filename2=output + "/VIDEO_TS.BUP";
} else {
filename.sprintf("/VTS_%02d_0.IFO",numIfo);
filename=output + filename;
filename2.sprintf("/VTS_%02d_0.BUP",numIfo);
filename2=output + filename2;
}
TQFile ifofile (filename);
ifofile.open(IO_WriteOnly);
if (ifofile.writeBlock((char*)m_buffer,m_position) == -1) {
TQString sError("erreur");
}
ifofile.close();
TQFile ifofile2 (filename2);
ifofile2.open(IO_WriteOnly);
if (ifofile2.writeBlock((char*)m_buffer,m_position) == -1) {
TQString sError("erreur");
}
ifofile2.close();
delete buffer;
delete bufCopy;
delete m_buffer;
}
}
/*!
\fn k9Ifo2::updateVMG(uchar * _buffer)
*/
void k9Ifo2::updateVMG(uchar * _buffer) {
vmgi_mat_t vmgi_mat;
memcpy(&vmgi_mat,_ifo->vmgi_mat,sizeof(vmgi_mat_t));
uint32_t lastSector=vmgi_mat.vmgi_last_sector;
uint32_t lastByte=vmgi_mat.vmgi_last_byte;
//JMP : à vérifier
if (m_position !=0) {
lastSector=(round(m_position) - DVD_BLOCK_LEN) / DVD_BLOCK_LEN;
//lastByte=vmgi_mat.vmgi_last_sector * DVD_BLOCK_LEN +DVD_BLOCK_LEN -1;
vmgi_mat.vmg_last_sector+=2*(lastSector-vmgi_mat.vmgi_last_sector);
}
vmgi_mat.vmgi_last_sector=lastSector;
if (vmgi_mat.vmgm_vobs !=0)
vmgi_mat.vmgm_vobs=vmgi_mat.vmgi_last_sector +1;
B2N_32(vmgi_mat.vmg_last_sector);
B2N_32(vmgi_mat.vmgi_last_sector);
B2N_32(vmgi_mat.vmg_category);
B2N_16(vmgi_mat.vmg_nr_of_volumes);
B2N_16(vmgi_mat.vmg_this_volume_nr);
B2N_16(vmgi_mat.vmg_nr_of_title_sets);
B2N_64(vmgi_mat.vmg_pos_code);
B2N_32(vmgi_mat.vmgi_last_byte);
B2N_32(vmgi_mat.first_play_pgc);
B2N_32(vmgi_mat.vmgm_vobs);
B2N_32(vmgi_mat.tt_srpt);
B2N_32(vmgi_mat.vmgm_pgci_ut);
B2N_32(vmgi_mat.ptl_mait);
B2N_32(vmgi_mat.vts_atrt);
B2N_32(vmgi_mat.txtdt_mgi);
B2N_32(vmgi_mat.vmgm_c_adt);
B2N_32(vmgi_mat.vmgm_vobu_admap);
B2N_16(vmgi_mat.vmgm_audio_attr.lang_code);
B2N_16(vmgi_mat.vmgm_subp_attr.lang_code);
memcpy(m_buffer,&vmgi_mat,sizeof(vmgi_mat_t));
}
/*!
\fn k9Ifo2::updateFP_PGC(uchar * _buffer)
*/
void k9Ifo2::updateFP_PGC(uchar * _buffer) {
//int offset=_ifo->vmgi_mat->first_play_pgc;
_ifo->vmgi_mat->first_play_pgc=m_position;
return updatePGC(_buffer,_ifo->first_play_pgc,m_position);
}
/*!
\fn k9Ifo2::updatePGC(uchar *_buffer,pgc_t *_pgc,int _offset)
*/
void k9Ifo2::updatePGC(uchar *_buffer,pgc_t *_pgc,int _offset) {
pgc_t pgc;
memcpy(&pgc,_pgc,sizeof(pgc_t));
uint start=m_position;
m_position+=PGC_SIZE;
if(pgc.command_tbl_offset != 0) {
pgc.command_tbl_offset=PGC_SIZE;
updatePGC_COMMAND_TBL(_buffer ,pgc.command_tbl ,m_position);
}
if(pgc.program_map_offset != 0) {
pgc.program_map_offset=m_position-start;
updatePGC_PROGRAM_MAP(_buffer, pgc.program_map,pgc.nr_of_programs ,m_position);
}
if(pgc.cell_playback_offset != 0) {
pgc.cell_playback_offset=m_position-start;
updatePGC_CELL_PLAYBACK_TBL(_buffer ,pgc.cell_playback,pgc.nr_of_cells,m_position);
}
if(pgc.cell_position_offset != 0) {
pgc.cell_position_offset=m_position-start;
updatePGC_CELL_POSITION_TBL(_buffer,pgc.cell_position,pgc.nr_of_cells,m_position);
}
B2N_16(pgc.command_tbl_offset);
B2N_16(pgc.next_pgc_nr);
B2N_16(pgc.prev_pgc_nr);
B2N_16(pgc.goup_pgc_nr);
B2N_16(pgc.program_map_offset);
B2N_16(pgc.cell_playback_offset);
B2N_16(pgc.cell_position_offset);
int i;
for(i = 0; i < 8; i++)
B2N_16(pgc.audio_control[i]);
for(i = 0; i < 32; i++)
B2N_32(pgc.subp_control[i]);
for(i = 0; i < 16; i++)
B2N_32(pgc.palette[i]);
memcpy(m_buffer+_offset,&pgc,PGC_SIZE);
}
/*!
\fn k9Ifo2::updatePGC_COMMAND_TBL(uchar *_buffer,pgc_command_tbl_t *_cmd_tbl,int offset)
*/
void k9Ifo2::updatePGC_COMMAND_TBL(uchar *_buffer,pgc_command_tbl_t *_cmd_tbl,int _offset) {
struct {
uint16_t nr_of_pre;
uint16_t nr_of_post;
uint16_t nr_of_cell;
uint16_t last_byte;
}
ATTRIBUTE_PACKED cmd_tbl;
memcpy(&cmd_tbl,_cmd_tbl,sizeof(cmd_tbl));
//moves the offset to save vm_cmd
m_position+=sizeof(cmd_tbl);
if(_cmd_tbl->nr_of_pre != 0) {
unsigned int pre_cmds_size = _cmd_tbl->nr_of_pre * COMMAND_DATA_SIZE;
memcpy(m_buffer + m_position,_cmd_tbl->pre_cmds,pre_cmds_size);
m_position+=pre_cmds_size;
}
if(_cmd_tbl->nr_of_post != 0) {
unsigned int post_cmds_size = _cmd_tbl->nr_of_post * COMMAND_DATA_SIZE;
memcpy(m_buffer + m_position,_cmd_tbl->post_cmds,post_cmds_size);
m_position+=post_cmds_size;
}
if(_cmd_tbl->nr_of_cell != 0) {
unsigned int cell_cmds_size = _cmd_tbl->nr_of_cell * COMMAND_DATA_SIZE;
memcpy(m_buffer +m_position,_cmd_tbl->cell_cmds,cell_cmds_size);
m_position+=cell_cmds_size;
}
B2N_16(cmd_tbl.nr_of_pre);
B2N_16(cmd_tbl.nr_of_post);
B2N_16(cmd_tbl.nr_of_cell);
cmd_tbl.last_byte=m_position-_offset-1;
B2N_16(cmd_tbl.last_byte);
memcpy(m_buffer+_offset,&cmd_tbl,sizeof(cmd_tbl));
}
/*!
\fn k9Ifo2::updatePGC_PROGRAM_MAP(uchar *_buffer, pgc_program_map_t *_program_map, int _nr, int_offset
*/
void k9Ifo2::updatePGC_PROGRAM_MAP(uchar *_buffer, pgc_program_map_t *_program_map, int _nr, int _offset) {
int size = _nr * sizeof(pgc_program_map_t);
memcpy(m_buffer+_offset, _program_map, size);
// pad to word boundary
size += size % 2;
m_position += size;
}
/*!
\fn k9Ifo2::updatePGC_CELL_PLAYBACK_TBL(uchar *_buffer, cell_playback_t *_cell_playback,int _nr, int _offset)
*/
void k9Ifo2::updatePGC_CELL_PLAYBACK_TBL(uchar *_buffer, cell_playback_t *_cell_playback,int _nr, int _offset) {
cell_playback_t *cell_playback;
int size = _nr * sizeof(cell_playback_t);
cell_playback=(cell_playback_t*) malloc(size);
memcpy(cell_playback,_cell_playback,size);
for( int i = 0; i < _nr; i++) {
B2N_32(cell_playback[i].first_sector);
B2N_32(cell_playback[i].first_ilvu_end_sector);
B2N_32(cell_playback[i].last_vobu_start_sector);
B2N_32(cell_playback[i].last_sector);
}
memcpy(m_buffer + _offset,cell_playback,size);
m_position+=size;
free(cell_playback);
}
/*!
\fn k9Ifo2::updatePGC_CELL_POSITION_TBL(uchar *_buffer,cell_position_t *_cell_position,int _nr, int _offset)
*/
void k9Ifo2::updatePGC_CELL_POSITION_TBL(uchar *_buffer,cell_position_t *_cell_position,int _nr, int _offset) {
cell_position_t * cell_position;
int size = _nr * sizeof(cell_position_t);
cell_position=(cell_position_t*)malloc(size);
memcpy(cell_position,_cell_position,size);
for( int i = 0; i < _nr; i++) {
B2N_16(cell_position[i].vob_id_nr);
}
memcpy(m_buffer + _offset,cell_position,size);
m_position+=size;
free(cell_position);
}
int k9Ifo2::round(int _value) {
return ((_value-1)|(DVD_BLOCK_LEN-1))+1; // DVD_BLOCK_LEN-1 = 0x7FF
}
/*!
\fn k9Ifo2::updateTT_SRPT(uchar *_buffer)
*/
void k9Ifo2::updateTT_SRPT(uchar *_buffer) {
if(_ifo->vmgi_mat->tt_srpt != 0) {
tt_srpt_t * tt_srpt;
tt_srpt=(tt_srpt_t*) malloc(sizeof(tt_srpt_t));
// int offset= _ifo->vmgi_mat->tt_srpt * DVD_BLOCK_LEN;
m_position=round(m_position);
int offset=m_position;
_ifo->vmgi_mat->tt_srpt=m_position/DVD_BLOCK_LEN;
memcpy (tt_srpt,_ifo->tt_srpt,sizeof(tt_srpt_t));
int info_length = tt_srpt->last_byte + 1 - TT_SRPT_SIZE;
title_info_t * title_info;
title_info =(title_info_t*) malloc(info_length);
memcpy(title_info, tt_srpt->title,info_length);
for(int i = 0; i < tt_srpt->nr_of_srpts; i++) {
B2N_16(title_info[i].nr_of_ptts);
B2N_16(title_info[i].parental_id);
B2N_32(title_info[i].title_set_sector);
}
memcpy(m_buffer+offset+TT_SRPT_SIZE,title_info,info_length);
free(title_info);
m_position +=info_length;
B2N_16(tt_srpt->nr_of_srpts);
B2N_32(tt_srpt->last_byte);
memcpy(m_buffer+offset,tt_srpt,TT_SRPT_SIZE);
free (tt_srpt);
}
}
void k9Ifo2::updatePGCI_UT(uchar *_buffer) {
int sector,sector2;
if(_ifo->vmgi_mat) {
if(_ifo->vmgi_mat->vmgm_pgci_ut == 0)
return;
m_position=round(m_position);
_ifo->vmgi_mat->vmgm_pgci_ut=m_position/DVD_BLOCK_LEN;
} else if(_ifo->vtsi_mat) {
if(_ifo->vtsi_mat->vtsm_pgci_ut == 0)
return;
m_position=round(m_position);
_ifo->vtsi_mat->vtsm_pgci_ut=m_position/DVD_BLOCK_LEN;
} else {
return;
}
sector2=sector=m_position;
if (_ifo->pgci_ut !=NULL) {
pgci_ut_t * pgci_ut;
pgci_ut = (pgci_ut_t*) malloc( sizeof(pgci_ut_t));
memcpy (pgci_ut,_ifo->pgci_ut,sizeof(pgci_ut_t));
m_position+=PGCI_UT_SIZE;
sector2=m_position;
pgci_lu_t pgci_lu[_ifo->pgci_ut->nr_of_lus];
m_position+=_ifo->pgci_ut->nr_of_lus*PGCI_LU_SIZE;
memcpy(pgci_lu,_ifo->pgci_ut->lu,_ifo->pgci_ut->nr_of_lus*sizeof(pgci_lu_t));
for(int i = 0; i < _ifo->pgci_ut->nr_of_lus; i++) {
B2N_16(pgci_lu[i].lang_code);
pgci_lu[i].lang_start_byte=m_position - sector;
B2N_32(pgci_lu[i].lang_start_byte);
updatePGCIT_internal(_buffer,_ifo->pgci_ut->lu[i].pgcit,m_position);
}
for (int i=0;i <_ifo->pgci_ut->nr_of_lus;i++)
memcpy(m_buffer+sector2+i*PGCI_LU_SIZE ,&(pgci_lu[i]),PGCI_LU_SIZE);
B2N_16(pgci_ut->nr_of_lus);
pgci_ut->last_byte=m_position-sector-1;
B2N_32(pgci_ut->last_byte);
memcpy(m_buffer+sector,pgci_ut,PGCI_UT_SIZE);
free(pgci_ut);
}
}
void k9Ifo2::updatePGCIT(uchar *_buffer) {
if(!_ifo->vtsi_mat)
return ;
if(_ifo->vtsi_mat->vts_pgcit == 0) /* mandatory */
return ;
m_position=round(m_position);
_ifo->vtsi_mat->vts_pgcit=m_position / DVD_BLOCK_LEN;
updatePGCIT_internal(_buffer,_ifo->vts_pgcit,_ifo->vtsi_mat->vts_pgcit * DVD_BLOCK_LEN);
}
void k9Ifo2::updatePGCIT_internal(uchar *_buffer, pgcit_t *_pgcit, int _offset) {
pgcit_t * pgcit;
pgcit=(pgcit_t*)malloc(sizeof(pgcit_t));
memcpy(pgcit,_pgcit,sizeof(pgcit_t));
int offset=m_position+PGCIT_SIZE;
m_position+=PGCIT_SIZE;
pgci_srp_t pgci_srp[_pgcit->nr_of_pgci_srp];
memcpy(pgci_srp,_pgcit->pgci_srp,sizeof(pgci_srp_t)*_pgcit->nr_of_pgci_srp);
m_position+=_pgcit->nr_of_pgci_srp*PGCI_SRP_SIZE;
for(int i = 0; i < _pgcit->nr_of_pgci_srp; i++) {
B2N_16(pgci_srp[i].ptl_id_mask);
pgci_srp[i].pgc_start_byte=m_position-_offset;
B2N_32(pgci_srp[i].pgc_start_byte); //JMP:faux
updatePGC(_buffer,_pgcit->pgci_srp[i].pgc,m_position);
}
for(int i = 0; i < _pgcit->nr_of_pgci_srp; i++)
memcpy(m_buffer+offset+i*PGCI_SRP_SIZE,&(pgci_srp[i]),PGCI_SRP_SIZE);
B2N_16(pgcit->nr_of_pgci_srp);
pgcit->last_byte=m_position-_offset-1;
B2N_32(pgcit->last_byte);
memcpy(m_buffer+_offset ,pgcit,PGCIT_SIZE);
free(pgcit);
}
void k9Ifo2::updatePTL_MAIT(uchar *_buffer) {
if(!_ifo->vmgi_mat)
return;
_ifo->vmgi_mat->ptl_mait = 0;
return;
}
void k9Ifo2::updateVTS_ATRT(uchar *_buffer) {
if(_ifo->vmgi_mat->vts_atrt == 0)
return;
uint32_t orig=_ifo->vmgi_mat->vts_atrt * DVD_BLOCK_LEN;
m_position=round(m_position);
_ifo->vmgi_mat->vts_atrt=m_position/DVD_BLOCK_LEN;
memcpy(m_buffer+m_position,_buffer+orig,_ifo->vts_atrt->last_byte+1);
m_position+=_ifo->vts_atrt->last_byte+1;
/*
int sector = _ifo->vmgi_mat->vts_atrt * DVD_BLOCK_LEN;
vts_atrt_t *vts_atrt;
vts_atrt = (vts_atrt_t*)malloc(sizeof(vts_atrt_t));
memcpy(vts_atrt,_ifo->vts_atrt,VTS_ATRT_SIZE);
B2N_16(vts_atrt->nr_of_vtss);
B2N_32(vts_atrt->last_byte);
memcpy(m_buffer+sector,vts_atrt,VTS_ATRT_SIZE);
free(vts_atrt);
m_position+=VTS_ATRT_SIZE;
sector += VTS_ATRT_SIZE;
memcpy(m_buffer+sector,_buffer +orig+VTS_ATRT_SIZE ,VTS_ATTRIBUTES_SIZE*_ifo->vts_atrt->nr_of_vtss);
m_position+=VTS_ATTRIBUTES_SIZE*_ifo->vts_atrt->nr_of_vtss;
*/
}
void k9Ifo2::updateTXTDT_MGI(uchar * _buffer) {
if(_ifo->vmgi_mat->txtdt_mgi == 0)
return;
struct {
char disc_name[15];
char nr_of_language_units;
uint32_t last_byte;
txtdt_lu_t *lu;
} ATTRIBUTE_PACKED txtdtmgi;
m_position=round(m_position);
int orig=_ifo->vmgi_mat->txtdt_mgi*DVD_BLOCK_LEN;
int offset=m_position;
_ifo->vmgi_mat->txtdt_mgi =m_position/ DVD_BLOCK_LEN;
memcpy(&txtdtmgi,_buffer+orig,sizeof(txtdtmgi));
B2N_32(txtdtmgi.last_byte);
memcpy(m_buffer+offset,_buffer+orig ,txtdtmgi.last_byte+1);
m_position+=txtdtmgi.last_byte+1;
}
void k9Ifo2::updateC_ADT(uchar * _buffer, bool _isMenu) {
if(_ifo->vmgi_mat) {
if(_ifo->vmgi_mat->vmgm_c_adt != 0) {
m_position =round(m_position); //
_ifo->vmgi_mat->vmgm_c_adt=m_position/ DVD_BLOCK_LEN;
updateC_ADT_Internal(_buffer,_ifo->menu_c_adt,m_position);
}
} else if(_ifo->vtsi_mat) {
if(_ifo->vtsi_mat->vtsm_c_adt != 0 && _isMenu) {
m_position=round(m_position); //sector =
_ifo->vtsi_mat->vtsm_c_adt=m_position / DVD_BLOCK_LEN;
updateC_ADT_Internal(_buffer,_ifo->menu_c_adt,m_position);
}
if (_ifo->vtsi_mat->vts_c_adt !=0 && !_isMenu) {
m_position=round(m_position); //sector =
_ifo->vtsi_mat->vts_c_adt=m_position / DVD_BLOCK_LEN;
updateC_ADT_Internal(_buffer,_ifo->vts_c_adt,m_position);
}
} else {
return ;
}
}
void k9Ifo2::updateC_ADT_Internal(uchar *_buffer,c_adt_t *_c_adt,int _sector) {
c_adt_t * c_adt;
c_adt =(c_adt_t*) malloc (sizeof(c_adt_t));
memcpy(c_adt,_c_adt,sizeof(c_adt_t));
int offset =_sector + C_ADT_SIZE;
m_position+=C_ADT_SIZE;
int info_length = _c_adt->last_byte + 1 - C_ADT_SIZE;
cell_adr_t *cell_adr,*ptr;
cell_adr=(cell_adr_t*) malloc(sizeof(cell_adr_t));
ptr= _c_adt->cell_adr_table;
for(int i = 0; i < info_length/sizeof(cell_adr_t); i++) {
memcpy(cell_adr,&(ptr[i]),sizeof(cell_adr_t));
B2N_16(cell_adr->vob_id);
B2N_32(cell_adr->start_sector);
B2N_32(cell_adr->last_sector);
memcpy(m_buffer+offset,cell_adr,sizeof(cell_adr_t));
offset+=sizeof(cell_adr_t);
//ptr+=sizeof(cell_adr_t);
}
m_position+=info_length;
free(cell_adr);
B2N_16(c_adt->nr_of_vobs);
c_adt->last_byte=m_position-_sector-1;
B2N_32(c_adt->last_byte);
memcpy(m_buffer+_sector,c_adt,C_ADT_SIZE);
free(c_adt);
}
void k9Ifo2::updateVOBU_ADMAP(uchar * _buffer, bool _isMenu) {
int sector;
if(_ifo->vmgi_mat) {
if(_ifo->vmgi_mat->vmgm_vobu_admap == 0)
return ;
sector = m_position=round(m_position);//_ifo->vmgi_mat->vmgm_vobu_admap * DVD_BLOCK_LEN;
_ifo->vmgi_mat->vmgm_vobu_admap=m_position/DVD_BLOCK_LEN;
updateVOBU_ADMAP_Internal(_buffer,_ifo->menu_vobu_admap,sector);
} else if(_ifo->vtsi_mat) {
if(_ifo->vtsi_mat->vtsm_vobu_admap != 0 && _isMenu) {
sector = m_position=round(m_position);//sector = _ifo->vtsi_mat->vtsm_vobu_admap * DVD_BLOCK_LEN;
_ifo->vtsi_mat->vtsm_vobu_admap=m_position/DVD_BLOCK_LEN;
updateVOBU_ADMAP_Internal(_buffer,_ifo->menu_vobu_admap,sector);
}
if (_ifo->vtsi_mat->vts_vobu_admap !=0 && !_isMenu) {
sector = m_position=round(m_position);//sector = _ifo->vtsi_mat->vts_vobu_admap * DVD_BLOCK_LEN;
_ifo->vtsi_mat->vts_vobu_admap=m_position/DVD_BLOCK_LEN;
updateVOBU_ADMAP_Internal(_buffer,_ifo->vts_vobu_admap,sector);
}
} else {
return ;
}
}
void k9Ifo2::updateVOBU_ADMAP_Internal(uchar *_buffer,vobu_admap_t *_vobu_admap,int _sector) {
vobu_admap_t *vobu_admap;
vobu_admap=(vobu_admap_t*)malloc(sizeof(vobu_admap_t));
memcpy(vobu_admap,_vobu_admap,sizeof(vobu_admap_t));
int offset = _sector + VOBU_ADMAP_SIZE;
m_position+=VOBU_ADMAP_SIZE;
int info_length = _vobu_admap->last_byte + 1 - VOBU_ADMAP_SIZE;
uint32_t *vobu_start_sectors;
vobu_start_sectors=(uint32_t*)malloc(info_length);
memcpy(vobu_start_sectors,_vobu_admap->vobu_start_sectors,info_length);
for(int i = 0; i < info_length/sizeof(uint32_t); i++)
B2N_32(vobu_start_sectors[i]);
memcpy(m_buffer+offset,vobu_start_sectors,info_length);
m_position+=info_length;
free(vobu_start_sectors);
vobu_admap->last_byte=m_position-_sector-1;
B2N_32(vobu_admap->last_byte);
memcpy(m_buffer+_sector,vobu_admap,VOBU_ADMAP_SIZE);
free(vobu_admap);
}
void k9Ifo2::updateVTS(uchar *_buffer) {
vtsi_mat_t *vtsi_mat;
vtsi_mat = (vtsi_mat_t *)malloc(sizeof(vtsi_mat_t));
memcpy(vtsi_mat,_ifo->vtsi_mat,sizeof(vtsi_mat_t));
uint32_t lastSector=vtsi_mat->vtsi_last_sector;
//uint32_t lastByte=vtsi_mat->vtsi_last_byte;
//JMP : à vérifier
if (m_position >0) {
lastSector=(round(m_position)-DVD_BLOCK_LEN) /DVD_BLOCK_LEN;
//lastByte=vtsi_mat->vtsi_last_sector*DVD_BLOCK_LEN +DVD_BLOCK_LEN-1;
vtsi_mat->vts_last_sector+=2*(lastSector-vtsi_mat->vtsi_last_sector);
vtsi_mat->vtstt_vobs+=lastSector-vtsi_mat->vtsi_last_sector;
}
vtsi_mat->vtsi_last_sector=lastSector;
//vtsi_mat->vtsi_last_byte=lastByte;
if (vtsi_mat->vtsm_vobs !=0)
vtsi_mat->vtsm_vobs= vtsi_mat->vtsi_last_sector +1 ;
B2N_32(vtsi_mat->vts_last_sector);
B2N_32(vtsi_mat->vtsi_last_sector);
B2N_32(vtsi_mat->vts_category);
B2N_32(vtsi_mat->vtsi_last_byte);
B2N_32(vtsi_mat->vtsm_vobs);
B2N_32(vtsi_mat->vtstt_vobs);
B2N_32(vtsi_mat->vts_ptt_srpt);
B2N_32(vtsi_mat->vts_pgcit);
B2N_32(vtsi_mat->vtsm_pgci_ut);
B2N_32(vtsi_mat->vts_tmapt);
B2N_32(vtsi_mat->vtsm_c_adt);
B2N_32(vtsi_mat->vtsm_vobu_admap);
B2N_32(vtsi_mat->vts_c_adt);
B2N_32(vtsi_mat->vts_vobu_admap);
B2N_16(vtsi_mat->vtsm_audio_attr.lang_code);
B2N_16(vtsi_mat->vtsm_subp_attr.lang_code);
for(int i = 0; i < 8; i++)
B2N_16(vtsi_mat->vts_audio_attr[i].lang_code);
for(int i = 0; i < 32; i++)
B2N_16(vtsi_mat->vts_subp_attr[i].lang_code);
memcpy(m_buffer,vtsi_mat,sizeof(vtsi_mat_t));
free(vtsi_mat);
}
void k9Ifo2::updateVTS_PTT_SRPT(uchar *_buffer) {
if(!_ifo->vtsi_mat)
return ;
if(_ifo->vtsi_mat->vts_ptt_srpt == 0) /* mandatory */
return ;
vts_ptt_srpt_t * vts_ptt_srpt;
vts_ptt_srpt = (vts_ptt_srpt_t *)malloc(sizeof(vts_ptt_srpt_t));
memcpy(vts_ptt_srpt,_ifo->vts_ptt_srpt,sizeof(vts_ptt_srpt_t));
int orig=_ifo->vtsi_mat->vts_ptt_srpt * DVD_BLOCK_LEN;
int offset = m_position=round(m_position);//_ifo->vtsi_mat->vts_ptt_srpt * DVD_BLOCK_LEN;
_ifo->vtsi_mat->vts_ptt_srpt=m_position/DVD_BLOCK_LEN;
B2N_16(vts_ptt_srpt->nr_of_srpts);
B2N_32(vts_ptt_srpt->last_byte);
memcpy(m_buffer+offset,vts_ptt_srpt,VTS_PTT_SRPT_SIZE);
free(vts_ptt_srpt);
m_position+=VTS_PTT_SRPT_SIZE;
int info_length = _ifo->vts_ptt_srpt->last_byte + 1 - VTS_PTT_SRPT_SIZE;
memcpy(m_buffer+m_position,_buffer+orig+VTS_PTT_SRPT_SIZE, info_length);
m_position+=info_length;
}
/*!
\fn k9Ifo2::checkBuffer()
*/
void k9Ifo2::updateVTS_TMAPT(uchar *_buffer) {
if(!_ifo->vtsi_mat)
return ;
if(_ifo->vtsi_mat->vts_tmapt == 0) { /* optional(?) */
return ;
}
vts_tmapt_t *vts_tmapt1,*vts_tmapt;
vts_tmapt=_ifo->vts_tmapt;
int info_length = vts_tmapt->nr_of_tmaps * 4;
uint32_t offsets[vts_tmapt->nr_of_tmaps];
vts_tmapt1 = (vts_tmapt_t *)malloc(VTS_TMAPT_SIZE);
memcpy(vts_tmapt1,_ifo->vts_tmapt,VTS_TMAPT_SIZE);
uint32_t offset = m_position=round(m_position);
_ifo->vtsi_mat->vts_tmapt =m_position / DVD_BLOCK_LEN;
int offset0=offset;
offset+=VTS_TMAPT_SIZE;
m_position +=VTS_TMAPT_SIZE;
offset += info_length;
m_position+=info_length;
info_length=0;
vts_tmap_t *tmap=vts_tmapt->tmap;
//loop on tmaps to compute total size
for (int i=0;i <vts_tmapt->nr_of_tmaps;i++) {
int tmapSize=VTS_TMAP_SIZE+tmap[i].nr_of_entries*sizeof(map_ent_t);
info_length+=tmapSize+4;
}
tmap = (vts_tmap_t *)malloc(sizeof(vts_tmap_t)* vts_tmapt->nr_of_tmaps);
memcpy(tmap,vts_tmapt->tmap,sizeof(vts_tmap_t)* vts_tmapt->nr_of_tmaps);
vts_tmapt1->last_byte=VTS_TMAPT_SIZE+info_length-1;
for(int i = 0; i < vts_tmapt->nr_of_tmaps; i++) {
int tmapSize=VTS_TMAP_SIZE+tmap[i].nr_of_entries*sizeof(map_ent_t);
int nr_map_ent=tmap[i].nr_of_entries;
B2N_16(tmap[i].nr_of_entries);
offsets[i]=m_position-offset0;
B2N_32(offsets[i]);
memcpy(m_buffer+m_position,&(tmap[i]),VTS_TMAP_SIZE);
m_position+=VTS_TMAP_SIZE;
offset+=VTS_TMAP_SIZE;
if(nr_map_ent == 0) { // Early out if zero entries
continue;
}
int info_length2 = tmapSize-VTS_TMAP_SIZE;
map_ent_t *map_ent = (map_ent_t *)malloc(info_length2);
memcpy(map_ent,tmap[i].map_ent,info_length2);
for(int j = 0; j < nr_map_ent; j++) {
B2N_32(map_ent[j]);
memcpy(m_buffer+m_position,&(map_ent[j]),sizeof(map_ent_t));
offset+=sizeof(map_ent_t);
m_position+=sizeof(map_ent_t);
}
free(map_ent);
}
free(tmap);
B2N_16(vts_tmapt1->nr_of_tmaps);
B2N_32(vts_tmapt1->last_byte);
memcpy(m_buffer+offset0,vts_tmapt1,VTS_TMAPT_SIZE);
memcpy(m_buffer+offset0+VTS_TMAPT_SIZE,offsets,vts_tmapt->nr_of_tmaps*4);
free(vts_tmapt1);
}
void k9Ifo2::checkBuffer(TQString lib,uchar* _buffer) {
/* for (int j=0;j<bufCopySize;j++) {
uchar *c,*c2;
c=(uchar*) (_buffer+j);
c2=(uchar*)(bufCopy+j);
if (*c!=*c2) {
return;
}
}
*/
return;
if (memcmp(bufCopy,_buffer,bufCopySize)!=0) {
TQString c;
c="Buffer de sortie altéré: " +lib;
qDebug(c.latin1());
}
}
void k9Ifo2::navRead_PCI(pci_t *pci, uchar *buffer) {
int i, j;
memcpy(pci, buffer, sizeof(pci_t));
/* Endian conversions */
/* pci pci_gi */
B2N_32(pci->pci_gi.nv_pck_lbn);
B2N_16(pci->pci_gi.vobu_cat);
B2N_32(pci->pci_gi.vobu_s_ptm);
B2N_32(pci->pci_gi.vobu_e_ptm);
B2N_32(pci->pci_gi.vobu_se_e_ptm);
/* pci nsml_agli */
for(i = 0; i < 9; i++)
B2N_32(pci->nsml_agli.nsml_agl_dsta[i]);
/* pci hli hli_gi */
B2N_16(pci->hli.hl_gi.hli_ss);
B2N_32(pci->hli.hl_gi.hli_s_ptm);
B2N_32(pci->hli.hl_gi.hli_e_ptm);
B2N_32(pci->hli.hl_gi.btn_se_e_ptm);
/* pci hli btn_colit */
for(i = 0; i < 3; i++)
for(j = 0; j < 2; j++)
B2N_32(pci->hli.btn_colit.btn_coli[i][j]);
/* NOTE: I've had to change the structure from the disk layout to get
* the packing to work with Sun's Forte C compiler. */
/* pci hli btni */
for(i = 0; i < 36; i++) {
char tmp[sizeof(pci->hli.btnit[i])], swap;
memcpy(tmp, &(pci->hli.btnit[i]), sizeof(pci->hli.btnit[i]));
/* Byte 4 to 7 are 'rotated' was: ABCD EFGH IJ is: ABCG DEFH IJ */
swap = tmp[6];
tmp[6] = tmp[5];
tmp[5] = tmp[4];
tmp[4] = tmp[3];
tmp[3] = swap;
/* Then there are the two B2N_24(..) calls */
#ifndef WORDS_BIGENDIAN
swap = tmp[0];
tmp[0] = tmp[2];
tmp[2] = swap;
swap = tmp[4];
tmp[4] = tmp[6];
tmp[6] = swap;
#endif
memcpy(&(pci->hli.btnit[i]), tmp, sizeof(pci->hli.btnit[i]));
}
}
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