ifo_print.c

有关mpeg2的deocde代码

      }
    }
  
  for(i = 0; i < 32; i++) {
    if(pgc->subp_control[i] & 0x80000000) { /* The 'is present' bit */
      printf("Subpicture stream %2i control: %08x\n", 
	     i, pgc->subp_control[i]);
    }
  }
  
  printf("Next PGC number: %i\n", pgc->next_pgc_nr);
  printf("Prev PGC number: %i\n", pgc->prev_pgc_nr);
  printf("GoUp PGC number: %i\n", pgc->goup_pgc_nr);
  if(pgc->nr_of_programs != 0) {
    printf("Still time: %i seconds (255=inf)\n", pgc->still_time);
    if(pgc->pg_playback_mode == 0)
      printf("PG Playback mode: Sequential\n");
    else if(!(pgc->pg_playback_mode & 0x80))
      printf("PG Playback mode: Random %i\n", pgc->pg_playback_mode);
    else
      printf("PG Playback mode: Shuffle %i\n", pgc->pg_playback_mode & 0x7f );
  }
  
  if(pgc->nr_of_programs != 0) {
    for(i = 0; i < 16; i++) {
      printf("Color %2i: %08x\n", i, pgc->palette[i]);
    }
  }
  
  /* Memmory offsets to div. tables. */
  ifoPrint_PGC_COMMAND_TBL(pgc->command_tbl);
  ifoPrint_PGC_PROGRAM_MAP(pgc->program_map, pgc->nr_of_programs);
  ifoPrint_CELL_PLAYBACK(pgc->cell_playback, pgc->nr_of_cells);
  ifoPrint_CELL_POSITION(pgc->cell_position, pgc->nr_of_cells);
}


void ifoPrint_TT_SRPT(tt_srpt_t *tt_srpt) {
  int i;
  
  printf("Number of TitleTrack search pointers: %i\n",
	 tt_srpt->nr_of_srpts);
  for(i=0;i<tt_srpt->nr_of_srpts;i++) {
    printf("Title Track index %i\n", i + 1);
    printf("\tTitle set number (VTS): %i", 
	   tt_srpt->title[i].title_set_nr);
    printf("\tVTS_TTN: %i\n", tt_srpt->title[i].vts_ttn);
    printf("\tNumber of PTTs: %i\n", tt_srpt->title[i].nr_of_ptts);
    printf("\tNumber of angles: %i\n", 
	   tt_srpt->title[i].nr_of_angles);
    printf("\tTitle playback type: %s%s%s%s%s%s%s\n",
	   tt_srpt->title[i].pb_ty.multi_or_random_pgc_title ? 
	   " One Random PGC Title or Multi PGC Title" : 
	   " One Sequential PGC Title",
	   tt_srpt->title[i].pb_ty.jlc_exists_in_cell_cmd ?
	   "" : ", No Link/Jump/Call exists in Cell command",
	   tt_srpt->title[i].pb_ty.jlc_exists_in_prepost_cmd ?
	   "" : ", No Link/Jump/Call exists in Pre- and/or Post-command",
	   tt_srpt->title[i].pb_ty.jlc_exists_in_button_cmd ?
	   "" : ", No Link/Jump/Call exists in Button command",
	   tt_srpt->title[i].pb_ty.jlc_exists_in_tt_dom ?
	   "" : ", No Link/Jump/Call exists in TT_DOM",
	   tt_srpt->title[i].pb_ty.chapter_search_or_play ?
	   ", UOP1 (TT_Play and PTT_Search) prohibited" : "",
	   tt_srpt->title[i].pb_ty.title_or_time_play ?
	   ", UOP0 (Time_Play and Time_Search) prohibited" : ""
	   );    
    printf("\tParental ID field: %04x\n",
	   tt_srpt->title[i].parental_id);
    printf("\tTitle set starting sector %08x\n", 
	   tt_srpt->title[i].title_set_sector);
  }
}


void ifoPrint_VTS_PTT_SRPT(vts_ptt_srpt_t *vts_ptt_srpt) {
  int i, j;
  printf(" nr_of_srpts %i last byte %i\n", 
	 vts_ptt_srpt->nr_of_srpts, 
	 vts_ptt_srpt->last_byte);
  for(i=0;i<vts_ptt_srpt->nr_of_srpts;i++) {
    printf("\nVTS_PTT number %d has a offset %d relative to VTS_PTT_SRPT\n", 
				i + 1, vts_ptt_srpt->ttu_offset[i]);
    for(j=0;j<vts_ptt_srpt->title[i].nr_of_ptts;j++) {
      printf("VTS_PTT_SRPT - Title %3i part %3i: PGC: %3i PG: %3i\n",
	     i + 1, j + 1, 
	     vts_ptt_srpt->title[i].ptt[j].pgcn,
	     vts_ptt_srpt->title[i].ptt[j].pgn );
    }
  }
}


void ifoPrint_PTL_MAIT(ptl_mait_t *ptl_mait) {
  int i, level, vts;
  
  printf("Number of Countries: %i\n", ptl_mait->nr_of_countries);
  printf("Number of VTSs: %i\n", ptl_mait->nr_of_vtss);
  printf("Last byte: %i\n", ptl_mait->last_byte);
  
  for(i = 0; i < ptl_mait->nr_of_countries; i++) {
    
    printf("Start byte: %i\n", ptl_mait->countries[i].pf_ptl_mai_start_byte);
    printf("Parental Masks for country: %c%c\n",
	   ptl_mait->countries[i].country_code >> 8,
	   ptl_mait->countries[i].country_code & 0xff);
    
    for(vts = 0; vts <= ptl_mait->nr_of_vtss; vts++) {
      if( vts == 0 ) {
	printf("VMG    "); 
      } else {
	printf("VTS %2d ", vts);
      }
      for(level = 0; level < 8; level++) {
	printf("%d: %04x  ", level,
	       ptl_mait->countries[i].pf_ptl_mai[vts][level] );
      }
      printf("\n");
    }
  }
}

void ifoPrint_VTS_TMAPT(vts_tmapt_t *vts_tmapt) {
  unsigned int timeunit;
  int i, j;
  
  printf("Number of VTS_TMAPS: %i\n", vts_tmapt->nr_of_tmaps);
  printf("Last byte: %i\n", vts_tmapt->last_byte);

  for(i = 0; i < vts_tmapt->nr_of_tmaps; i++) {
    printf("TMAP %i\n", i + 1);
    printf("  offset %d relative to VTS_TMAPTI\n", vts_tmapt->tmap_offset[i]);
    printf("  Time unit (seconds): %i\n", vts_tmapt->tmap[i].tmu);
    printf("  Number of entries: %i\n", vts_tmapt->tmap[i].nr_of_entries);
    timeunit = vts_tmapt->tmap[i].tmu;
    for(j = 0; j < vts_tmapt->tmap[i].nr_of_entries; j++) {
      unsigned int ac_time = timeunit * (j + 1);
      printf("Time: %2i:%02i:%02i  VOBU Sector: 0x%08x %s\n", 
	     ac_time / (60 * 60), (ac_time / 60) % 60, ac_time % 60,
	     vts_tmapt->tmap[i].map_ent[j] & 0x7fffffff,
	     (vts_tmapt->tmap[i].map_ent[j] >> 31) ? "discontinuity" : "");
    }
  }
}

void ifoPrint_C_ADT(c_adt_t *c_adt) {
  int i, entries;
  
  printf("Number of VOBs in this VOBS: %i\n", c_adt->nr_of_vobs);
  //entries = c_adt->nr_of_vobs;
  entries = (c_adt->last_byte + 1 - C_ADT_SIZE)/sizeof(c_adt_t);
  
  for(i = 0; i < entries; i++) {
    printf("VOB ID: %3i, Cell ID: %3i   ", 
	   c_adt->cell_adr_table[i].vob_id, c_adt->cell_adr_table[i].cell_id);
    printf("Sector (first): 0x%08x   (last): 0x%08x\n",
	   c_adt->cell_adr_table[i].start_sector, 
	   c_adt->cell_adr_table[i].last_sector);
  }
}


void ifoPrint_VOBU_ADMAP(vobu_admap_t *vobu_admap) {
  int i, entries;
  
  entries = (vobu_admap->last_byte + 1 - VOBU_ADMAP_SIZE)/4;
  for(i = 0; i < entries; i++) {
    printf("VOBU %5i  First sector: 0x%08x\n", i + 1,
	   vobu_admap->vobu_start_sectors[i]);
  }
}


void ifoPrint_PGCIT(pgcit_t *pgcit) {
  int i;
  
  for(i = 0; i < pgcit->nr_of_pgci_srp; i++) {
    printf("\nProgram (PGC): %3i\t", i + 1);
    printf("PGC Category: Entry id 0x%02x, ", pgcit->pgci_srp[i].entry_id);
    printf("Parental ID mask 0x%04x\n", pgcit->pgci_srp[i].ptl_id_mask);
    ifoPrint_PGC(pgcit->pgci_srp[i].pgc);
  }
}


void ifoPrint_PGCI_UT(pgci_ut_t *pgci_ut) {
  int i;
  
  printf("Number of Menu Language Units (PGCI_LU): %3i\n", pgci_ut->nr_of_lus);
  for(i = 0; i < pgci_ut->nr_of_lus; i++) {
    printf("\nMenu Language Code: %c%c (%c)\n",
	   pgci_ut->lu[i].lang_code >> 8,
	   pgci_ut->lu[i].lang_code & 0xff,
	   pgci_ut->lu[i].lang_extension ? pgci_ut->lu[i].lang_extension :' ');
    printf("Menu Existence: %02x\n", pgci_ut->lu[i].exists);
    ifoPrint_PGCIT(pgci_ut->lu[i].pgcit);
  }
}


static void ifoPrint_VTS_ATTRIBUTES(vts_attributes_t *vts_attributes) {
  int i;
  
  printf("VTS_CAT Application type: %08x\n", vts_attributes->vts_cat);
 
  printf("Video attributes of VTSM_VOBS: ");
  ifoPrint_video_attributes(&vts_attributes->vtsm_vobs_attr);
  printf("\n");
  printf("Number of Audio streams: %i\n", 
	 vts_attributes->nr_of_vtsm_audio_streams);
  if(vts_attributes->nr_of_vtsm_audio_streams > 0) {
    printf("\tstream %i attributes: ", 1);
    ifoPrint_audio_attributes(&vts_attributes->vtsm_audio_attr);
    printf("\n");
  }
  printf("Number of Subpicture streams: %i\n", 
	 vts_attributes->nr_of_vtsm_subp_streams);
  if(vts_attributes->nr_of_vtsm_subp_streams > 0) {
    printf("\tstream %2i attributes: ", 1);
    ifoPrint_subp_attributes(&vts_attributes->vtsm_subp_attr);
    printf("\n");
  }
   
  printf("Video attributes of VTSTT_VOBS: ");
  ifoPrint_video_attributes(&vts_attributes->vtstt_vobs_video_attr);
  printf("\n");
  printf("Number of Audio streams: %i\n", 
	 vts_attributes->nr_of_vtstt_audio_streams);
  for(i = 0; i < vts_attributes->nr_of_vtstt_audio_streams; i++) {
    printf("\tstream %i attributes: ", i);
    ifoPrint_audio_attributes(&vts_attributes->vtstt_audio_attr[i]);
    printf("\n");
  }
  
  printf("Number of Subpicture streams: %i\n", 
	 vts_attributes->nr_of_vtstt_subp_streams);
  for(i = 0; i < vts_attributes->nr_of_vtstt_subp_streams; i++) {
    printf("\tstream %2i attributes: ", i);    
    ifoPrint_subp_attributes(&vts_attributes->vtstt_subp_attr[i]);
    printf("\n");
  }
}


void ifoPrint_VTS_ATRT(vts_atrt_t *vts_atrt) {
  int i;
  
  printf("Number of Video Title Sets: %3i\n", vts_atrt->nr_of_vtss);
  for(i = 0; i < vts_atrt->nr_of_vtss; i++) {
    printf("\nVideo Title Set %i\n", i + 1);
    printf("  offset %d relative to VMG_VTS_ATRT\n", 
	   vts_atrt->vts_atrt_offsets[i]);
    ifoPrint_VTS_ATTRIBUTES(&vts_atrt->vts[i]);
  }
}


void ifoPrint(dvd_reader_t *dvd, int title) {
  ifo_handle_t *ifohandle;

  ifohandle = ifoOpen(dvd, title);
  if(!ifohandle) {
    fprintf(stderr, "Can't open info file for title %d\n", title);
    return;
  }
  
  
  if(ifohandle->vmgi_mat) {

    printf("VMG top level\n-------------\n");
    ifoPrint_VMGI_MAT(ifohandle->vmgi_mat);

    printf("\nFirst Play PGC\n--------------\n");
    ifoPrint_PGC(ifohandle->first_play_pgc);

    printf("\nTitle Track search pointer table\n");
    printf(  "------------------------------------------------\n");
    ifoPrint_TT_SRPT(ifohandle->tt_srpt);

    printf("\nMenu PGCI Unit table\n");
    printf(  "--------------------\n");
    if(ifohandle->pgci_ut) {
      ifoPrint_PGCI_UT(ifohandle->pgci_ut);
    } else {
      printf("No PGCI Unit table present\n");
    }

    printf("\nParental Manegment Information table\n");
    printf(  "------------------------------------\n");
    if(ifohandle->ptl_mait) {
      ifoPrint_PTL_MAIT(ifohandle->ptl_mait);
    } else {
      printf("No Parental Management Information present\n");
    }

    printf("\nVideo Title Set Attribute Table\n");
    printf(  "-------------------------------\n");
    ifoPrint_VTS_ATRT(ifohandle->vts_atrt);
    
    printf("\nText Data Manager Information\n");
    printf(  "-----------------------------\n");
    if(ifohandle->txtdt_mgi) {
      //ifoPrint_TXTDT_MGI(&(vmgi->txtdt_mgi));
    } else {
      printf("No Text Data Manager Information present\n");
    }

    printf("\nMenu Cell Adress table\n");
    printf(  "-----------------\n");
    if(ifohandle->menu_c_adt) {
      ifoPrint_C_ADT(ifohandle->menu_c_adt);
    } else {
      printf("No Menu Cell Adress table present\n");
    }

    printf("\nVideo Manager Menu VOBU address map\n");
    printf(  "-----------------\n");
    if(ifohandle->menu_vobu_admap) {
      ifoPrint_VOBU_ADMAP(ifohandle->menu_vobu_admap);
    } else {
      printf("No Menu VOBU address map present\n");   
    }
  }


  if(ifohandle->vtsi_mat) {

    printf("VTS top level\n-------------\n");
    ifoPrint_VTSI_MAT(ifohandle->vtsi_mat);

    printf("\nPart of Title Track search pointer table\n");
    printf(  "----------------------------------------------\n");
    ifoPrint_VTS_PTT_SRPT(ifohandle->vts_ptt_srpt);

    printf("\nPGCI Unit table\n");
    printf(  "--------------------\n");
    ifoPrint_PGCIT(ifohandle->vts_pgcit);

    printf("\nMenu PGCI Unit table\n");
    printf(  "--------------------\n");
    if(ifohandle->pgci_ut) {
      ifoPrint_PGCI_UT(ifohandle->pgci_ut);
    } else {
      printf("No Menu PGCI Unit table present\n");
    }
    
    printf("\nTime Search table\n");
    printf(  "-----------------\n");
    if(ifohandle->vts_tmapt) {
      ifoPrint_VTS_TMAPT(ifohandle->vts_tmapt);
    } else {
      printf("No Time Search table present\n");
    }

    printf("\nMenu Cell Adress table\n");
    printf(  "-----------------\n");
    if(ifohandle->menu_c_adt) {
      ifoPrint_C_ADT(ifohandle->menu_c_adt);
    } else {
      printf("No Cell Adress table present\n");
    }

    printf("\nVideo Title Set Menu VOBU address map\n");
    printf(  "-----------------\n");
    if(ifohandle->menu_vobu_admap) {
      ifoPrint_VOBU_ADMAP(ifohandle->menu_vobu_admap);
    } else {
      printf("No Menu VOBU address map present\n");
    }

    printf("\nCell Adress table\n");
    printf(  "-----------------\n");
    ifoPrint_C_ADT(ifohandle->vts_c_adt);

    printf("\nVideo Title Set VOBU address map\n");
    printf(  "-----------------\n");
    ifoPrint_VOBU_ADMAP(ifohandle->vts_vobu_admap);
  } 

  ifoClose(ifohandle);
}