/* @(#)dvd_file.c 1.3 04/03/04 joerg */
#ifndef lint
static char sccsid[] =
"@(#)dvd_file.c 1.3 04/03/04 joerg";
#endif
/*
* DVD_VIDEO code
* Copyright (c) 2002 Olaf Beck - olaf_sc@yahoo.com
* Jörg Schilling <schilling@fokus.gmd.de>
* (making the code portable)
*/
/*
* 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, 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; see the file COPYING. If not, write to the Free Software
* Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef DVD_VIDEO
#include <mconfig.h>
#include "mkisofs.h"
#include <schily.h>
#include "dvd_reader.h"
#include "dvd_file.h"
#include "ifo_read.h"
LOCAL void bsort __PR((int sector[], int title[], int size));
LOCAL void uniq __PR((int sector[], int title[],
int title_sets_array[],
int sector_sets_array[], int titles));
LOCAL void DVDFreeFileSetArrays __PR((int * sector, int * title, int * title_sets_array,
int * sector_sets_array));
EXPORT void DVDFreeFileSet __PR((title_set_info_t * title_set_info));
EXPORT title_set_info_t * DVDGetFileSet __PR((char * dvd));
EXPORT int DVDGetFilePad __PR((title_set_info_t * title_set_info, char * name));
LOCAL void
bsort(sector, title, size)
int sector[];
int title[];
int size;
{
int temp_title;
int temp_sector;
int i;
int j;
for (i = 0; i < size; i++) {
for (j = 0; j < size; j++) {
if (sector[i] < sector[j]) {
temp_sector = sector[i];
temp_title = title[i];
sector[i] = sector[j];
title[i] = title[j];
sector[j] = temp_sector;
title[j] = temp_title;
}
}
}
}
LOCAL void
uniq(sector, title, title_sets_array, sector_sets_array, titles)
int sector[];
int title[];
int title_sets_array[];
int sector_sets_array[];
int titles;
{
int i;
int j;
for (i = 0, j = 0; j < titles; ) {
if (sector[j] != sector[j+1]) {
title_sets_array[i] = title[j];
sector_sets_array[i] = sector[j];
#ifdef DEBUG
fprintf(stderr, "Sector offset is %d\n", sector_sets_array[i]);
#endif
i++;
j++;
} else {
do {
if (j < titles)
j++;
} while (sector[j] == sector[j+1]);
}
}
}
LOCAL void
DVDFreeFileSetArrays(sector, title, title_sets_array, sector_sets_array)
int * sector;
int * title;
int * title_sets_array;
int * sector_sets_array;
{
free(sector);
free(title);
free(title_sets_array);
free(sector_sets_array);
}
EXPORT void
DVDFreeFileSet(title_set_info)
title_set_info_t * title_set_info;
{
free(title_set_info->title_set);
free(title_set_info);
}
EXPORT title_set_info_t *
DVDGetFileSet(dvd)
char * dvd;
{
/*
* TODO Fix close of files if
* we error out
* We also assume that all
* DVD files are of valid
* size i.e. file%2048 == 0
*/
/* title interation */
int title_sets;
int titles;
int counter;
int i;
/* DVD file structures */
dvd_reader_t * _dvd = NULL;
ifo_handle_t * vmg_ifo = NULL;
ifo_handle_t * vts_ifo = NULL;
dvd_file_t * vmg_vob_file = NULL;
dvd_file_t * vmg_ifo_file = NULL;
dvd_file_t * vts_ifo_file = NULL;
dvd_file_t * vts_menu_file = NULL;
dvd_file_t * vts_title_file = NULL;
/* The sizes it self of each file */
int ifo;
int bup;
int menu_vob;
int title_vob;
/* Arrays keeping the title - filset relationship */
int * sector;
int * title;
int * title_sets_array;
int * sector_sets_array;
/* DVD Video files */
struct stat fileinfo;
char temppoint[PATH_MAX + 1];
/* The Title Set Info struct*/
title_set_info_t * title_set_info;
/* Temporary mount point - to be used later */
char mountpoint[PATH_MAX + 1];
strncpy(mountpoint, dvd, sizeof (mountpoint));
mountpoint[sizeof (mountpoint)-1] = '\0';
_dvd = DVDOpen(dvd);
if (!_dvd) {
#ifdef USE_LIBSCHILY
errmsgno(EX_BAD, "Can't open device '%s'\n", dvd);
#else
fprintf(stderr, "Can't open device\n");
#endif
return (0);
}
vmg_ifo = ifoOpen(_dvd, 0);
if (!vmg_ifo) {
#ifdef USE_LIBSCHILY
errmsgno(EX_BAD, "Can't open VMG info for '%s'.\n", dvd);
#else
fprintf(stderr, "Can't open VMG info.\n");
#endif
return (0);
}
/* Check mount point */
snprintf(temppoint, sizeof (temppoint),
"%s/VIDEO_TS/VIDEO_TS.IFO", mountpoint);
if (stat(temppoint, &fileinfo) < 0) {
/* If we can't stat the file, give up */
#ifdef USE_LIBSCHILY
errmsg("Can't stat %s\n", temppoint);
#else
fprintf(stderr, "Can't stat %s\n", temppoint);
perror("");
#endif
return (0);
}
title_sets = vmg_ifo->vmgi_mat->vmg_nr_of_title_sets;
titles = vmg_ifo->tt_srpt->nr_of_srpts;
sector = e_malloc(titles * sizeof (int));
memset(sector, 0, titles * sizeof (int));
title = e_malloc(titles * sizeof (int));
title_sets_array = e_malloc(title_sets * sizeof (int));
sector_sets_array = e_malloc(title_sets * sizeof (int));
title_set_info = (title_set_info_t *)e_malloc(sizeof (title_set_info_t));
title_set_info->title_set = (title_set_t *)e_malloc((title_sets + 1) *
sizeof (title_set_t));
title_set_info->num_titles = title_sets;
/* Fill and sort the arrays for titles*/
if (titles >= 1) {
for (counter = 0; counter < titles; counter++) {
sector[counter] = vmg_ifo->tt_srpt->title[counter].title_set_sector;
title[counter] = counter + 1;
}
}
/* Yes, we should probably do a better sort than B - but what the heck*/
bsort(sector, title, titles);
/*
* Since title sets and titles are not the same we will need to sort
* out "bogus" titles
*/
uniq(sector, title, title_sets_array, sector_sets_array, titles);
/* Open VIDEO_TS.VOB is present */
vmg_vob_file = DVDOpenFile(_dvd, 0, DVD_READ_MENU_VOBS);
/* Check VIDEO_TS title set */
vmg_ifo_file = DVDOpenFile(_dvd, 0, DVD_READ_INFO_FILE);
if ((vmg_vob_file == 0) && vmg_ifo->vmgi_mat->vmg_last_sector + 1
< 2 * DVDFileSize(vmg_ifo_file)) {
#ifdef USE_LIBSCHILY
errmsgno(EX_BAD, "IFO is not of correct size aborting\n");
#else
fprintf(stderr, "IFO is not of correct size aborting\n");
#endif
DVDFreeFileSetArrays(sector, title, title_sets_array,
sector_sets_array);
DVDFreeFileSet(title_set_info);
return (0);
} else if ((vmg_vob_file != 0) && (vmg_ifo->vmgi_mat->vmg_last_sector
+ 1 < 2 * DVDFileSize(vmg_ifo_file) +
DVDFileSize(vmg_vob_file))) {
#ifdef USE_LIBSCHILY
errmsgno(EX_BAD, "Either VIDEO_TS.IFO or VIDEO_TS.VOB is not of correct size");
#else
fprintf(stderr, "Either VIDEO_TS.IFO or VIDEO_TS.VOB is not of correct size");
#endif
DVDFreeFileSetArrays(sector, title, title_sets_array,
sector_sets_array);
DVDFreeFileSet(title_set_info);
return (0);
}
/* Find the actuall right size of VIDEO_TS.IFO */
if (vmg_vob_file == 0) {
if (vmg_ifo->vmgi_mat->vmg_last_sector + 1 > 2
* DVDFileSize(vmg_ifo_file)) {
ifo = vmg_ifo->vmgi_mat->vmg_last_sector
- DVDFileSize(vmg_ifo_file) + 1;
} else {
ifo = vmg_ifo->vmgi_mat->vmgi_last_sector + 1;
}
} else {
if (vmg_ifo->vmgi_mat->vmgi_last_sector + 1
< vmg_ifo->vmgi_mat->vmgm_vobs) {
ifo = vmg_ifo->vmgi_mat->vmgm_vobs;
} else {
ifo = vmg_ifo->vmgi_mat->vmgi_last_sector + 1;
}
}
title_set_info->title_set[0].size_ifo = ifo * 2048;
title_set_info->title_set[0].realsize_ifo = fileinfo.st_size;
title_set_info->title_set[0].pad_ifo = ifo - DVDFileSize(vmg_ifo_file);
/* Find the actuall right size of VIDEO_TS.VOB */
if (vmg_vob_file != 0) {
if (ifo + DVDFileSize(vmg_ifo_file) +
DVDFileSize(vmg_vob_file) - 1 <
vmg_ifo->vmgi_mat->vmg_last_sector) {
menu_vob = vmg_ifo->vmgi_mat->vmg_last_sector -
ifo - DVDFileSize(vmg_ifo_file) + 1;
} else {
menu_vob = vmg_ifo->vmgi_mat->vmg_last_sector
- ifo - DVDFileSize(vmg_ifo_file) + 1;
}
snprintf(temppoint, sizeof (temppoint),
"%s/VIDEO_TS/VIDEO_TS.VOB", mountpoint);
if (stat(temppoint, &fileinfo) < 0) {
#ifdef USE_LIBSCHILY
errmsg("calc: Can't stat %s\n", temppoint);
#else
fprintf(stderr, "calc: Can't stat %s\n", temppoint);
perror("");
#endif
DVDFreeFileSetArrays(sector, title, title_sets_array,
sector_sets_array);
DVDFreeFileSet(title_set_info);
return (0);
}
title_set_info->title_set[0].realsize_menu = fileinfo.st_size;
title_set_info->title_set[0].pad_menu = menu_vob -
DVDFileSize(vmg_vob_file);
title_set_info->title_set[0].size_menu = menu_vob * 2048;
DVDCloseFile(vmg_vob_file);
} else {
title_set_info->title_set[0].size_menu = 0;
title_set_info->title_set[0].realsize_menu = 0;
title_set_info->title_set[0].pad_menu = 0;
menu_vob = 0;
}
/* Finding the actuall right size of VIDEO_TS.BUP */
if (title_sets >= 1) {
bup = sector_sets_array[0] - menu_vob - ifo;
} else {
/* Just in case we burn a DVD-Video without any title_sets */
bup = vmg_ifo->vmgi_mat->vmg_last_sector + 1 - menu_vob - ifo;
}
/* Never trust the BUP file - use a copy of the IFO */
snprintf(temppoint, sizeof (temppoint),
"%s/VIDEO_TS/VIDEO_TS.IFO", mountpoint);
if (stat(temppoint, &fileinfo) < 0) {
#ifdef USE_LIBSCHILY
errmsg("calc: Can't stat %s\n", temppoint);
#else
fprintf(stderr, "calc: Can't stat %s\n", temppoint);
perror("");
#endif
DVDFreeFileSetArrays(sector, title, title_sets_array,
sector_sets_array);
DVDFreeFileSet(title_set_info);
return (0);
}
title_set_info->title_set[0].realsize_bup = fileinfo.st_size;
title_set_info->title_set[0].size_bup = bup * 2048;
title_set_info->title_set[0].pad_bup = bup - DVDFileSize(vmg_ifo_file);
/* Take care of the titles which we don't have in VMG */
title_set_info->title_set[0].number_of_vob_files = 0;
title_set_info->title_set[0].realsize_vob[0] = 0;
title_set_info->title_set[0].pad_title = 0;
DVDCloseFile(vmg_ifo_file);
if (title_sets >= 1) {
for (counter = 0; counter < title_sets; counter++) {
vts_ifo = ifoOpen(_dvd, counter + 1);
if (!vts_ifo) {
#ifdef USE_LIBSCHILY
errmsgno(EX_BAD, "Can't open VTS info.\n");
#else
fprintf(stderr, "Can't open VTS info.\n");
#endif
DVDFreeFileSetArrays(sector, title,
title_sets_array, sector_sets_array);
DVDFreeFileSet(title_set_info);
return (0);
}
snprintf(temppoint, sizeof (temppoint),
"%s/VIDEO_TS/VTS_%02i_0.IFO",
mountpoint, counter + 1);
if (stat(temppoint, &fileinfo) < 0) {
#ifdef USE_LIBSCHILY
errmsg("calc: Can't stat %s\n", temppoint);
#else
fprintf(stderr, "calc: Can't stat %s\n",
temppoint);
perror("");
#endif
DVDFreeFileSetArrays(sector, title,
title_sets_array, sector_sets_array);
DVDFreeFileSet(title_set_info);
return (0);
}
/* Test if VTS_XX_0.VOB is present */
vts_menu_file = DVDOpenFile(_dvd, counter + 1,
DVD_READ_MENU_VOBS);
/* Test if VTS_XX_X.VOB are present */
vts_title_file = DVDOpenFile(_dvd, counter + 1,
DVD_READ_TITLE_VOBS);
/* Check VIDEO_TS.IFO */
vts_ifo_file = DVDOpenFile(_dvd, counter + 1,
DVD_READ_INFO_FILE);
/*
* Checking that title will fit in the
* space given by the ifo file
*/
if (vts_ifo->vtsi_mat->vts_last_sector + 1
< 2 * DVDFileSize(vts_ifo_file)) {
#ifdef USE_LIBSCHILY
errmsgno(EX_BAD, "IFO is not of correct size aborting.\n");
#else
fprintf(stderr, "IFO is not of correct size aborting\n");
#endif
DVDFreeFileSetArrays(sector, title,
title_sets_array, sector_sets_array);
DVDFreeFileSet(title_set_info);
return (0);
} else if ((vts_title_file != 0) &&
(vts_menu_file != 0) &&
(vts_ifo->vtsi_mat->vts_last_sector + 1
< 2 * DVDFileSize(vts_ifo_file) +
DVDFileSize(vts_title_file) +
DVDFileSize(vts_menu_file))) {
#ifdef USE_LIBSCHILY
errmsgno(EX_BAD, "Either VIDEO_TS.IFO or VIDEO_TS.VOB is not of correct size.\n");
#else
fprintf(stderr, "Either VIDEO_TS.IFO or VIDEO_TS.VOB is not of correct size");
#endif
DVDFreeFileSetArrays(sector, title,
title_sets_array, sector_sets_array);
DVDFreeFileSet(title_set_info);
return (0);
} else if ((vts_title_file != 0) &&
(vts_menu_file == 0) &&
(vts_ifo->vtsi_mat->vts_last_sector + 1
< 2 * DVDFileSize(vts_ifo_file) +
DVDFileSize(vts_title_file))) {
#ifdef USE_LIBSCHILY
errmsgno(EX_BAD, "Either VIDEO_TS.IFO or VIDEO_TS.VOB is not of correct size.\n");
#else
fprintf(stderr, "Either VIDEO_TS.IFO or VIDEO_TS.VOB is not of correct size");
#endif
DVDFreeFileSetArrays(sector, title,
title_sets_array, sector_sets_array);
DVDFreeFileSet(title_set_info);
return (0);
} else if ((vts_menu_file != 0) &&
(vts_title_file == 0) &&
(vts_ifo->vtsi_mat->vts_last_sector + 1
< 2 * DVDFileSize(vts_ifo_file) +
DVDFileSize(vts_menu_file))) {
#ifdef USE_LIBSCHILY
errmsgno(EX_BAD, "Either VIDEO_TS.IFO or VIDEO_TS.VOB is not of correct size.\n");
#else
fprintf(stderr, "Either VIDEO_TS.IFO or VIDEO_TS.VOB is not of correct size");
#endif
DVDFreeFileSetArrays(sector, title,
title_sets_array, sector_sets_array);
DVDFreeFileSet(title_set_info);
return (0);
}
/* Find the actuall right size of VTS_XX_0.IFO */
if ((vts_title_file == 0) && (vts_menu_file == 0)) {
if (vts_ifo->vtsi_mat->vts_last_sector + 1 >
2 * DVDFileSize(vts_ifo_file)) {
ifo = vts_ifo->vtsi_mat->vts_last_sector
- DVDFileSize(vts_ifo_file) + 1;
} else {
ifo = vts_ifo->vtsi_mat->vts_last_sector
- DVDFileSize(vts_ifo_file) + 1;
}
} else if (vts_title_file == 0) {
if (vts_ifo->vtsi_mat->vtsi_last_sector + 1 <
vts_ifo->vtsi_mat->vtstt_vobs) {
ifo = vmg_ifo->vtsi_mat->vtstt_vobs;
} else {
ifo = vmg_ifo->vtsi_mat->vtstt_vobs;
}
} else {
if (vts_ifo->vtsi_mat->vtsi_last_sector + 1 <
vts_ifo->vtsi_mat->vtsm_vobs) {
ifo = vts_ifo->vtsi_mat->vtsm_vobs;
} else {
ifo = vts_ifo->vtsi_mat->vtsi_last_sector + 1;
}
}
title_set_info->title_set[counter + 1].size_ifo =
ifo * 2048;
title_set_info->title_set[counter + 1].realsize_ifo =
fileinfo.st_size;
title_set_info->title_set[counter + 1].pad_ifo =
ifo - DVDFileSize(vts_ifo_file);
/* Find the actuall right size of VTS_XX_0.VOB */
if (vts_menu_file != 0) {
if (vts_ifo->vtsi_mat->vtsm_vobs == 0) {
/*
* Apparently start sector 0 means that
* VTS_XX_0.VOB is empty after all...
*/
menu_vob = 0;
if (DVDFileSize(vts_menu_file) != 0) {
/*
* Paranoia: we most likely never
* come here...
*/
#ifdef USE_LIBSCHILY
errmsgno(EX_BAD,
"%s/VIDEO_TS/VTS_%02i_0.IFO appears to be corrupted.\n",
mountpoint, counter+1);
#else
fprintf(stderr,
"%s/VIDEO_TS/VTS_%02i_0.IFO appears to be corrupted.\n",
mountpoint, counter+1);
#endif
return (0);
}
} else if ((vts_title_file != 0) &&
(vts_ifo->vtsi_mat->vtstt_vobs -
vts_ifo->vtsi_mat->vtsm_vobs >
DVDFileSize(vts_menu_file))) {
menu_vob = vts_ifo->vtsi_mat->vtstt_vobs -
vts_ifo->vtsi_mat->vtsm_vobs;
} else if ((vts_title_file == 0) &&
(vts_ifo->vtsi_mat->vtsm_vobs +
DVDFileSize(vts_menu_file) +
DVDFileSize(vts_ifo_file) - 1 <
vts_ifo->vtsi_mat->vts_last_sector)) {
menu_vob = vts_ifo->vtsi_mat->vts_last_sector
- DVDFileSize(vts_ifo_file)
- vts_ifo->vtsi_mat->vtsm_vobs + 1;
} else {
menu_vob = vts_ifo->vtsi_mat->vtstt_vobs -
vts_ifo->vtsi_mat->vtsm_vobs;
}
snprintf(temppoint, sizeof (temppoint),
"%s/VIDEO_TS/VTS_%02i_0.VOB", mountpoint, counter + 1);
if (stat(temppoint, &fileinfo) < 0) {
#ifdef USE_LIBSCHILY
errmsg("calc: Can't stat %s\n", temppoint);
#else
fprintf(stderr, "calc: Can't stat %s\n",
temppoint);
perror("");
#endif
DVDFreeFileSetArrays(sector, title,
title_sets_array, sector_sets_array);
DVDFreeFileSet(title_set_info);
return (0);
}
title_set_info->title_set[counter + 1].realsize_menu = fileinfo.st_size;
title_set_info->title_set[counter + 1].size_menu = menu_vob * 2048;
title_set_info->title_set[counter + 1].pad_menu = menu_vob - DVDFileSize(vts_menu_file);
} else {
title_set_info->title_set[counter + 1].size_menu = 0;
title_set_info->title_set[counter + 1].realsize_menu = 0;
title_set_info->title_set[counter + 1].pad_menu = 0;
menu_vob = 0;
}
/* Find the actuall total size of VTS_XX_[1 to 9].VOB */
if (vts_title_file != 0) {
if (ifo + menu_vob + DVDFileSize(vts_ifo_file) -
1 < vts_ifo->vtsi_mat->vts_last_sector) {
title_vob = vts_ifo->vtsi_mat->vts_last_sector
+ 1 - ifo - menu_vob -
DVDFileSize(vts_ifo_file);
} else {
title_vob = vts_ifo->vtsi_mat->vts_last_sector +
1 - ifo - menu_vob -
DVDFileSize(vts_ifo_file);
}
/*
* Find out how many vob files
* and the size of them
*/
for (i = 0; i < 9; ++i) {
snprintf(temppoint, sizeof (temppoint),
"%s/VIDEO_TS/VTS_%02i_%i.VOB",
mountpoint, counter + 1, i + 1);
if (stat(temppoint, &fileinfo) < 0) {
break;
}
title_set_info->title_set[counter + 1].realsize_vob[i] = fileinfo.st_size;
}
title_set_info->title_set[counter + 1].number_of_vob_files = i;
title_set_info->title_set[counter + 1].size_title = title_vob * 2048;
title_set_info->title_set[counter + 1].pad_title = title_vob - DVDFileSize(vts_title_file);
} else {
title_set_info->title_set[counter + 1].number_of_vob_files = 0;
title_set_info->title_set[counter + 1].realsize_vob[0] = 0;
title_set_info->title_set[counter + 1].size_title = 0;
title_set_info->title_set[counter + 1].pad_title = 0;
title_vob = 0;
}
/* Find the actuall total size of VTS_XX_0.BUP */
if (title_sets - 1 > counter) {
bup = sector_sets_array[counter+1]
- sector_sets_array[counter]
- title_vob - menu_vob - ifo;
} else {
bup = vts_ifo->vtsi_mat->vts_last_sector + 1
- title_vob - menu_vob - ifo;
}
/* Never trust the BUP use a copy of the IFO */
snprintf(temppoint, sizeof (temppoint),
"%s/VIDEO_TS/VTS_%02i_0.IFO",
mountpoint, counter + 1);
if (stat(temppoint, &fileinfo) < 0) {
#ifdef USE_LIBSCHILY
errmsg("calc: Can't stat %s\n", temppoint);
#else
fprintf(stderr, "calc: Can't stat %s\n",
temppoint);
perror("");
#endif
DVDFreeFileSetArrays(sector, title,
title_sets_array, sector_sets_array);
DVDFreeFileSet(title_set_info);
return (0);
}
title_set_info->title_set[counter + 1].size_bup =
bup * 2048;
title_set_info->title_set[counter + 1].realsize_bup =
fileinfo.st_size;
title_set_info->title_set[counter + 1].pad_bup =
bup - DVDFileSize(vts_ifo_file);
/* Closing files */
if (vts_menu_file != 0) {
DVDCloseFile(vts_menu_file);
}
if (vts_title_file != 0) {
DVDCloseFile(vts_title_file);
}
if (vts_ifo_file != 0) {
DVDCloseFile(vts_ifo_file);
}
ifoClose(vts_ifo);
}
}
DVDFreeFileSetArrays(sector, title, title_sets_array, sector_sets_array);
/* Close the VMG ifo file we got all the info we need */
ifoClose(vmg_ifo);
/* Close the DVD */
DVDClose(_dvd);
/* Return the actuall info*/
return (title_set_info);
}
EXPORT int
DVDGetFilePad(title_set_info, name)
title_set_info_t * title_set_info;
char * name;
{
char title_a[3];
char vob_a[2];
int title;
int vob;
title_a[0] = title_a[1] = title_a[2] = '\0';
vob_a[0] = vob_a[1] = '\0';
if (name[0] != 'V') {
return (0);
}
if (memcmp(name, "VIDEO_TS", 8) == 0) {
if (strstr(name, ".IFO") != 0) {
return (title_set_info->title_set[0].pad_ifo);
} else if (strstr(name, ".VOB") != 0) {
return (title_set_info->title_set[0].pad_menu);
} else if (strstr(name, ".BUP") != 0) {
return (title_set_info->title_set[0].pad_bup);
} else {
return (0);
}
} else if (memcmp(name, "VTS_", 4) == 0) {
title_a[0] = name[4];
title_a[1] = name[5];
title_a[2] = '\0';
vob_a[0] = name[7];
vob_a[1] = '\0';
title = atoi(title_a);
vob = atoi(vob_a);
if (title > title_set_info->num_titles) {
return (0);
} else {
if (strstr(name, ".IFO") != 0) {
return (title_set_info->title_set[title].pad_ifo);
} else if (strstr(name, ".BUP") != 0) {
return (title_set_info->title_set[title].pad_bup);
} else if (vob == 0) {
return (title_set_info->title_set[title].pad_menu);
} else if (vob == title_set_info->title_set[title].number_of_vob_files) {
return (title_set_info->title_set[title].pad_title);
} else {
return (0);
}
}
} else {
return (0);
}
}
#endif /*DVD_VIDEO*/
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