Choggbuster is a set of python scripts aimed at automated preprocessing of video DVDs for archival and filtering
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/*
* Copyright (C) 2000, 2001, 2002 Björn Englund <d4bjorn@dtek.chalmers.se>,
* Håkan Hjort <d95hjort@dtek.chalmers.se>
*
* This file is part of libdvdread.
*
* libdvdread 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.
*
* libdvdread 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 libdvdread; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/**
* handle = ifoOpen(dvd, title);
*
* Opens an IFO and reads in all the data for the IFO file corresponding to the
* given title. If title 0 is given, the video manager IFO file is read.
* Returns a handle to a completely parsed structure.
*/
ifo_handle_t *ifoOpen(dvd_reader_t *, int );
/**
* handle = ifoOpenVMGI(dvd);
*
* Opens an IFO and reads in _only_ the vmgi_mat data. This call can be used
* together with the calls below to read in each segment of the IFO file on
* demand.
*/
ifo_handle_t *ifoOpenVMGI(dvd_reader_t *);
/**
* handle = ifoOpenVTSI(dvd, title);
*
* Opens an IFO and reads in _only_ the vtsi_mat data. This call can be used
* together with the calls below to read in each segment of the IFO file on
* demand.
*/
ifo_handle_t *ifoOpenVTSI(dvd_reader_t *, int);
/**
* ifoClose(ifofile);
* Cleans up the IFO information. This will free all data allocated for the
* substructures.
*/
void ifoClose(ifo_handle_t *);
/**
* The following functions are for reading only part of the VMGI/VTSI files.
* Returns 1 if the data was successfully read and 0 on error.
*/
/**
* okay = ifoRead_PLT_MAIT(ifofile);
*
* Read in the Parental Management Information table, filling the
* ifofile->ptl_mait structure and its substructures. This data is only
* located in the video manager information file. This fills the
* ifofile->ptl_mait structure and all its substructures.
*/
int ifoRead_PTL_MAIT(ifo_handle_t *);
/**
* okay = ifoRead_VTS_ATRT(ifofile);
*
* Read in the attribute table for the main menu vob, filling the
* ifofile->vts_atrt structure and its substructures. Only located in the
* video manager information file. This fills in the ifofile->vts_atrt
* structure and all its substructures.
*/
int ifoRead_VTS_ATRT(ifo_handle_t *);
/**
* okay = ifoRead_TT_SRPT(ifofile);
*
* Reads the title info for the main menu, filling the ifofile->tt_srpt
* structure and its substructures. This data is only located in the video
* manager information file. This structure is mandatory in the IFO file.
*/
int ifoRead_TT_SRPT(ifo_handle_t *);
/**
* okay = ifoRead_VTS_PTT_SRPT(ifofile);
*
* Reads in the part of title search pointer table, filling the
* ifofile->vts_ptt_srpt structure and its substructures. This data is only
* located in the video title set information file. This structure is
* mandatory, and must be included in the VTSI file.
*/
int ifoRead_VTS_PTT_SRPT(ifo_handle_t *);
/**
* okay = ifoRead_FP_PGC(ifofile);
*
* Reads in the first play program chain data, filling the
* ifofile->first_play_pgc structure. This data is only located in the video
* manager information file (VMGI). This structure is optional.
*/
int ifoRead_FP_PGC(ifo_handle_t *);
/**
* okay = ifoRead_PGCIT(ifofile);
*
* Reads in the program chain information table for the video title set. Fills
* in the ifofile->vts_pgcit structure and its substructures, which includes
* the data for each program chain in the set. This data is only located in
* the video title set information file. This structure is mandatory, and must
* be included in the VTSI file.
*/
int ifoRead_PGCIT(ifo_handle_t *);
/**
* okay = ifoRead_PGCI_UT(ifofile);
*
* Reads in the menu PGCI unit table for the menu VOB. For the video manager,
* this corresponds to the VIDEO_TS.VOB file, and for each title set, this
* corresponds to the VTS_XX_0.VOB file. This data is located in both the
* video manager and video title set information files. For VMGI files, this
* fills the ifofile->vmgi_pgci_ut structure and all its substructures. For
* VTSI files, this fills the ifofile->vtsm_pgci_ut structure.
*/
int ifoRead_PGCI_UT(ifo_handle_t *);
/**
* okay = ifoRead_VTS_TMAPT(ifofile);
*
* Reads in the VTS Time Map Table, this data is only located in the video
* title set information file. This fills the ifofile->vts_tmapt structure
* and all its substructures. When pressent enables VOBU level time-based
* seeking for One_Sequential_PGC_Titles.
*/
int ifoRead_VTS_TMAPT(ifo_handle_t *);
/**
* okay = ifoRead_C_ADT(ifofile);
*
* Reads in the cell address table for the menu VOB. For the video manager,
* this corresponds to the VIDEO_TS.VOB file, and for each title set, this
* corresponds to the VTS_XX_0.VOB file. This data is located in both the
* video manager and video title set information files. For VMGI files, this
* fills the ifofile->vmgm_c_adt structure and all its substructures. For VTSI
* files, this fills the ifofile->vtsm_c_adt structure.
*/
int ifoRead_C_ADT(ifo_handle_t *);
/**
* okay = ifoRead_TITLE_C_ADT(ifofile);
*
* Reads in the cell address table for the video title set corresponding to
* this IFO file. This data is only located in the video title set information
* file. This structure is mandatory, and must be included in the VTSI file.
* This call fills the ifofile->vts_c_adt structure and its substructures.
*/
int ifoRead_TITLE_C_ADT(ifo_handle_t *);
/**
* okay = ifoRead_VOBU_ADMAP(ifofile);
*
* Reads in the VOBU address map for the menu VOB. For the video manager, this
* corresponds to the VIDEO_TS.VOB file, and for each title set, this
* corresponds to the VTS_XX_0.VOB file. This data is located in both the
* video manager and video title set information files. For VMGI files, this
* fills the ifofile->vmgm_vobu_admap structure and all its substructures. For
* VTSI files, this fills the ifofile->vtsm_vobu_admap structure.
*/
int ifoRead_VOBU_ADMAP(ifo_handle_t *);
/**
* okay = ifoRead_TITLE_VOBU_ADMAP(ifofile);
*
* Reads in the VOBU address map for the associated video title set. This data
* is only located in the video title set information file. This structure is
* mandatory, and must be included in the VTSI file. Fills the
* ifofile->vts_vobu_admap structure and its substructures.
*/
int ifoRead_TITLE_VOBU_ADMAP(ifo_handle_t *);
/**
* okay = ifoRead_TXTDT_MGI(ifofile);
*
* Reads in the text data strings for the DVD. Fills the ifofile->txtdt_mgi
* structure and all its substructures. This data is only located in the video
* manager information file. This structure is mandatory, and must be included
* in the VMGI file.
*/
int ifoRead_TXTDT_MGI(ifo_handle_t *);
/**
* The following functions are used for freeing parsed sections of the
* ifo_handle_t structure and the allocated substructures. The free calls
* below are safe: they will not mind if you attempt to free part of an IFO
* file which was not read in or which does not exist.
*/
void ifoFree_PTL_MAIT(ifo_handle_t *);
void ifoFree_VTS_ATRT(ifo_handle_t *);
void ifoFree_TT_SRPT(ifo_handle_t *);
void ifoFree_VTS_PTT_SRPT(ifo_handle_t *);
void ifoFree_FP_PGC(ifo_handle_t *);
void ifoFree_PGCIT(ifo_handle_t *);
void ifoFree_PGCI_UT(ifo_handle_t *);
void ifoFree_VTS_TMAPT(ifo_handle_t *);
void ifoFree_C_ADT(ifo_handle_t *);
void ifoFree_TITLE_C_ADT(ifo_handle_t *);
void ifoFree_VOBU_ADMAP(ifo_handle_t *);
void ifoFree_TITLE_VOBU_ADMAP(ifo_handle_t *);
void ifoFree_TXTDT_MGI(ifo_handle_t *);