/* 
 * Copyright (C) 2000, 2001, 2002, 2003
 *               Björn Englund <d4bjorn@dtek.chalmers.se>, 
 *               Håkan Hjort <d95hjort@dtek.chalmers.se>
 *
 * Modified for use with MPlayer, changes contained in libdvdread_changes.diff.
 * detailed changelog at http://svn.mplayerhq.hu/mplayer/trunk/
 * $Id: ifo_print.c 20801 2006-11-08 22:45:11Z diego $
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include "config.h"

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <inttypes.h>
#include <string.h>
#include <ctype.h>

#include "ifo_types.h"
#include "ifo_read.h"
#include "ifo_print.h"
#include "dvdread_internal.h"

/* Put this in some other file / package?  It's used in nav_print too. */
static void ifoPrint_time(dvd_time_t *dtime) {
  const char *rate;
  CHECK_VALUE((dtime->hour>>4) < 0xa && (dtime->hour&0xf) < 0xa);
  CHECK_VALUE((dtime->minute>>4) < 0x7 && (dtime->minute&0xf) < 0xa);
  CHECK_VALUE((dtime->second>>4) < 0x7 && (dtime->second&0xf) < 0xa);
  CHECK_VALUE((dtime->frame_u&0xf) < 0xa);
  
  printf("%02x:%02x:%02x.%02x", 
	 dtime->hour,
	 dtime->minute,
	 dtime->second,
	 dtime->frame_u & 0x3f);
  switch((dtime->frame_u & 0xc0) >> 6) {
  case 1:
    rate = "25.00";
    break;
  case 3:
    rate = "29.97";
    break;
  default:
    if(dtime->hour == 0 && dtime->minute == 0 
       && dtime->second == 0 && dtime->frame_u == 0)
      rate = "no";
    else
      rate = "(please send a bug report)";
    break;
  } 
  printf(" @ %s fps", rate);
}

/* Put this in some other file / package?  It's used in nav_print too.
   Possibly also by the vm / navigator. */
static void ifoPrint_CMD(int row, vm_cmd_t *command) {
  int i;

  printf("(%03d) ", row + 1);
  for(i=0;i<8;i++)
    printf("%02x ", command->bytes[i]);
  printf("| ");

  //vmcmd(command);
  printf("\n");
}

static void ifoPrint_video_attributes(video_attr_t *attr) {
  
  /* The following test is shorter but not correct ISO C,
     memcmp(attr,my_friendly_zeros, sizeof(video_attr_t)) */
  if(attr->mpeg_version == 0 
     && attr->video_format == 0 
     && attr->display_aspect_ratio == 0 
     && attr->permitted_df == 0 
     && attr->unknown1 == 0 
     && attr->line21_cc_1 == 0 
     && attr->line21_cc_2 == 0 
     && attr->bit_rate == 0 
     && attr->video_format == 0 
     && attr->letterboxed == 0 
     && attr->film_mode == 0) {
    printf("-- Unspecified --");
    return;
  }
  
  switch(attr->mpeg_version) {
  case 0:
    printf("mpeg1 ");
    break;
  case 1:
    printf("mpeg2 ");
    break;
  default:
    printf("(please send a bug report) ");
  }
  
  switch(attr->video_format) {
  case 0:
    printf("ntsc ");
    break;
  case 1:
    printf("pal ");
    break;
  default:
    printf("(please send a bug report) ");
  }
  
  switch(attr->display_aspect_ratio) {
  case 0:
    printf("4:3 ");
    break;
  case 3:
    printf("16:9 ");
    break;
  default:
    printf("(please send a bug report) ");
  }
  
  // Wide is allways allowed..!!!
  switch(attr->permitted_df) {
  case 0:
    printf("pan&scan+letterboxed ");
    break;
  case 1:
    printf("only pan&scan "); //??
    break;
  case 2:
    printf("only letterboxed ");
    break;
  case 3:
    // not specified
    break;
  default:
    printf("(please send a bug report)");
  }
  
  printf("U%x ", attr->unknown1);
  CHECK_VALUE(!attr->unknown1);
  
  if(attr->line21_cc_1 || attr->line21_cc_2) {
    printf("NTSC CC ");
    if(attr->line21_cc_1)
      printf("1 ");
    if(attr->line21_cc_2)
      printf("2 ");
  }

  switch(attr->bit_rate) {
    case 0:
      printf("Variable Bit Rate ");
      break;
    case 1:
      printf("Constant Bit Rate ");
      break;
    default:
      printf("(please send a bug report)");
  }
  
  {
    int height = 480;
    if(attr->video_format != 0) 
      height = 576;
    switch(attr->picture_size) {
    case 0:
      printf("720x%d ", height);
      break;
    case 1:
      printf("704x%d ", height);
      break;
    case 2:
      printf("352x%d ", height);
      break;
    case 3:
      printf("352x%d ", height/2);
      break;      
    default:
      printf("(please send a bug report) ");
    }
  }

  if(attr->letterboxed) {
    printf("source letterboxed ");
  }
  
  if(attr->film_mode) {
    printf("film");
  } else {
    printf("video"); //camera
  }
}

static void ifoPrint_audio_attributes(audio_attr_t *attr) {
  
  if(attr->audio_format == 0
     && attr->multichannel_extension == 0
     && attr->lang_type == 0
     && attr->application_mode == 0
     && attr->quantization == 0
     && attr->sample_frequency == 0
     && attr->channels == 0
     && attr->lang_code == 0
     && attr->lang_extension == 0
     && attr->code_extension == 0
     && attr->unknown3 == 0
     && attr->unknown1 == 0) {
    printf("-- Unspecified --");
    return;
  }
  
  switch(attr->audio_format) {
  case 0:
    printf("ac3 ");
    break;
  case 1:
    printf("(please send a bug report) ");
    break;
  case 2:
    printf("mpeg1 ");
    break;
  case 3:
    printf("mpeg2ext ");
    break;
  case 4:
    printf("lpcm ");
    break;
  case 5:
    printf("(please send a bug report) ");
    break;
  case 6:
    printf("dts ");
    break;
  default:
    printf("(please send a bug report) ");
  }
  
  if(attr->multichannel_extension)
    printf("multichannel_extension ");
  
  switch(attr->lang_type) {
  case 0:
    // not specified
    CHECK_VALUE(attr->lang_code == 0 || attr->lang_code == 0xffff);
    break;
  case 1:
    printf("%c%c (%c) ", attr->lang_code>>8, attr->lang_code & 0xff,
           attr->lang_extension ? attr->lang_extension : ' ');
    break;
  default:
    printf("(please send a bug report) ");
  }

  switch(attr->application_mode) {
  case 0:
    // not specified
    break;
  case 1:
    printf("karaoke mode ");
    break;
  case 2:
    printf("surround sound mode ");
    break;
  default:
    printf("(please send a bug report) ");
  }
  
  switch(attr->quantization) {
  case 0:
    printf("16bit ");
    break;
  case 1:
    printf("20bit ");
    break;
  case 2:
    printf("24bit ");
    break;
  case 3:
    printf("drc ");
    break;
  default:
    printf("(please send a bug report) ");
  }
  
  switch(attr->sample_frequency) {
  case 0:
    printf("48kHz ");
    break;
  case 1:
    printf("??kHz ");
    break;
  default:
    printf("sample_frequency %i (please send a bug report) ", 
	   attr->sample_frequency);
  }
  
  printf("%dCh ", attr->channels + 1);
  
  switch(attr->code_extension) {
  case 0:
    printf("Not specified ");
    break;
  case 1: // Normal audio
    printf("Normal Caption ");
    break;
  case 2: // visually imparied
    printf("Audio for visually impaired ");
    break;
  case 3: // Directors 1
    printf("Director's comments 1 ");
    break;
  case 4: // Directors 2
    printf("Director's comments 2 ");
    break;
    //case 4: // Music score ?    
  default:
    printf("(please send a bug report) ");
  }
    
  printf("%d ", attr->unknown3);
  if(attr->application_mode == 1) {
    printf("ca=%d ", attr->app_info.karaoke.channel_assignment);
    printf("%d ", attr->app_info.karaoke.version);
    if(attr->app_info.karaoke.mc_intro) 
      printf("mc intro ");
    printf("%s ", attr->app_info.karaoke.mode ? "duet" : "solo");
    printf("%d ", attr->app_info.karaoke.unknown4);
  }
  if(attr->application_mode == 2) {
    if(attr->app_info.surround.dolby_encoded) {
      printf("dolby surround ");
    }
    printf("%d ", attr->app_info.surround.unknown5);
    printf("%d ", attr->app_info.surround.unknown6);
  }    
}

static void ifoPrint_subp_attributes(subp_attr_t *attr) {
  
  if(attr->type == 0
     && attr->code_mode == 0
     && attr->lang_code == 0
     && attr->lang_extension == 0
     && attr->zero1 == 0
     && attr->zero2 == 0
     && attr->code_extension == 0) {
    printf("-- Unspecified --");
    return;
  }
  
  switch(attr->code_mode) {
  case 0:
    printf("Coding Mode RLE ");
    break;
  case 1:
    printf("Coding Mode Extended ");
    break;
  default:
    printf("(please send a bug report) ");
  }    
 
  if(attr->type == 1) {
    if(isalpha((int)(attr->lang_code >> 8))
       && isalpha((int)(attr->lang_code & 0xff))) {
      printf("%c%c ", attr->lang_code >> 8, attr->lang_code & 0xff);
    } else {
      printf("%02x%02x ", attr->lang_code >> 8, attr->lang_code & 0xff);
    }
  } else {
      printf("lang not specified ");
  }
  
  printf("%d ", attr->zero1);
  printf("%d ", attr->zero2);
  printf("%d ", attr->code_extension);
  
  /* Is this correct?  should it not be subp_code_ext here instead? */
  switch(attr->lang_extension) {
  case 0:
    printf("Not specified ");
    break;
  case 1:
    printf("Caption with normal size character ");
    break;
  case 2:
    printf("Caption with bigger size character ");
    break;
  case 3: 
    printf("Caption for children ");
    break;
  case 4:
    printf("reserved ");
    break;
  case 5:
    printf("Closed Caption with normal size character ");
    break;
  case 6:
    printf("Closed Caption with bigger size character ");
    break;
  case 7:
    printf("Closed Caption for children ");
    break;
  case 8:
    printf("reserved ");
    break;
  case 9:
    printf("Forced Caption");
    break;
  case 10:
    printf("reserved ");
    break;
  case 11:
    printf("reserved ");
    break;
  case 12:
    printf("reserved ");
    break;
  case 13:
    printf("Director's comments with normal size character ");
    break;
  case 14:
    printf("Director's comments with bigger size character ");
    break;
  case 15:
    printf("Director's comments for children ");
    break;
  default:
    printf("(please send a bug report) ");
  }

}


static void ifoPrint_USER_OPS(user_ops_t *user_ops) {
  uint32_t uops;
  unsigned char *ptr = (unsigned char *)user_ops;
  
  uops  = (*ptr++ << 24);
  uops |= (*ptr++ << 16);
  uops |= (*ptr++ << 8);
  uops |= (*ptr++);
  
  if(uops == 0) {
    printf("None\n");
  } else if(uops == 0x01ffffff) {
    printf("All\n");
  } else {
    if(user_ops->title_or_time_play)
      printf("Title or Time Play, ");
    if(user_ops->chapter_search_or_play)
      printf("Chapter Search or Play, ");
    if(user_ops->title_play)
      printf("Title Play, ");
    if(user_ops->stop)
      printf("Stop, ");
    if(user_ops->go_up)
      printf("Go Up, ");
    if(user_ops->time_or_chapter_search)
      printf("Time or Chapter Search, ");
    if(user_ops->prev_or_top_pg_search)
      printf("Prev or Top PG Search, ");
    if(user_ops->next_pg_search)
      printf("Next PG Search, ");
    if(user_ops->forward_scan)
      printf("Forward Scan, ");
    if(user_ops->backward_scan)
      printf("Backward Scan, ");
    if(user_ops->title_menu_call)
      printf("Title Menu Call, ");
    if(user_ops->root_menu_call)
      printf("Root Menu Call, ");
    if(user_ops->subpic_menu_call)
      printf("SubPic Menu Call, ");
    if(user_ops->audio_menu_call)
      printf("Audio Menu Call, ");
    if(user_ops->angle_menu_call)
      printf("Angle Menu Call, ");
    if(user_ops->chapter_menu_call)
      printf("Chapter Menu Call, ");
    if(user_ops->resume)
      printf("Resume, ");
    if(user_ops->button_select_or_activate)
      printf("Button Select or Activate, ");
    if(user_ops->still_off)
      printf("Still Off, ");
    if(user_ops->pause_on)
      printf("Pause On, ");
    if(user_ops->audio_stream_change)
      printf("Audio Stream Change, ");
    if(user_ops->subpic_stream_change)
      printf("SubPic Stream Change, ");
    if(user_ops->angle_change)
      printf("Angle Change, ");
    if(user_ops->karaoke_audio_pres_mode_change)
      printf("Karaoke Audio Pres Mode Change, ");
    if(user_ops->video_pres_mode_change)
      printf("Video Pres Mode Change, ");
    printf("\n");
  }
}


void ifoPrint_VMGI_MAT(vmgi_mat_t *vmgi_mat) {
  
  printf("VMG Identifier: %.12s\n", vmgi_mat->vmg_identifier);
  printf("Last Sector of VMG: %08x\n", vmgi_mat->vmg_last_sector);
  printf("Last Sector of VMGI: %08x\n", vmgi_mat->vmgi_last_sector);
  printf("Specification version number: %01x.%01x\n", 
	 vmgi_mat->specification_version >> 4, 
	 vmgi_mat->specification_version & 0xf);
  /* Byte 2 of 'VMG Category' (00xx0000) is the Region Code */
  printf("VMG Category: %08x\n", vmgi_mat->vmg_category);
  printf("VMG Number of Volumes: %i\n", vmgi_mat->vmg_nr_of_volumes);
  printf("VMG This Volume: %i\n", vmgi_mat->vmg_this_volume_nr);
  printf("Disc side %i\n", vmgi_mat->disc_side);
  printf("VMG Number of Title Sets %i\n", vmgi_mat->vmg_nr_of_title_sets);
  printf("Provider ID: %.32s\n", vmgi_mat->provider_identifier);
  printf("VMG POS Code: %08x", (uint32_t)(vmgi_mat->vmg_pos_code >> 32));
  printf("%08x\n", (uint32_t)vmgi_mat->vmg_pos_code);
  printf("End byte of VMGI_MAT: %08x\n", vmgi_mat->vmgi_last_byte);
  printf("Start byte of First Play PGC FP PGC: %08x\n", 
	 vmgi_mat->first_play_pgc);
  printf("Start sector of VMGM_VOBS: %08x\n", vmgi_mat->vmgm_vobs);
  printf("Start sector of TT_SRPT: %08x\n", vmgi_mat->tt_srpt);
  printf("Start sector of VMGM_PGCI_UT: %08x\n", vmgi_mat->vmgm_pgci_ut);
  printf("Start sector of PTL_MAIT: %08x\n", vmgi_mat->ptl_mait);
  printf("Start sector of VTS_ATRT: %08x\n", vmgi_mat->vts_atrt);
  printf("Start sector of TXTDT_MG: %08x\n", vmgi_mat->txtdt_mgi);
  printf("Start sector of VMGM_C_ADT: %08x\n", vmgi_mat->vmgm_c_adt);
  printf("Start sector of VMGM_VOBU_ADMAP: %08x\n", 
	 vmgi_mat->vmgm_vobu_admap);
  printf("Video attributes of VMGM_VOBS: ");
  ifoPrint_video_attributes(&vmgi_mat->vmgm_video_attr);
  printf("\n");
  printf("VMGM Number of Audio attributes: %i\n", 
	 vmgi_mat->nr_of_vmgm_audio_streams);
  if(vmgi_mat->nr_of_vmgm_audio_streams > 0) {
    printf("\tstream %i status: ", 1);
    ifoPrint_audio_attributes(&vmgi_mat->vmgm_audio_attr);
    printf("\n");
  }
  printf("VMGM Number of Sub-picture attributes: %i\n", 
	 vmgi_mat->nr_of_vmgm_subp_streams);
  if(vmgi_mat->nr_of_vmgm_subp_streams > 0) {
    printf("\tstream %2i status: ", 1);
    ifoPrint_subp_attributes(&vmgi_mat->vmgm_subp_attr);
    printf("\n");
  }
}


void ifoPrint_VTSI_MAT(vtsi_mat_t *vtsi_mat) {
  int i;

  printf("VTS Identifier: %.12s\n", vtsi_mat->vts_identifier);
  printf("Last Sector of VTS: %08x\n", vtsi_mat->vts_last_sector);
  printf("Last Sector of VTSI: %08x\n", vtsi_mat->vtsi_last_sector);
  printf("Specification version number: %01x.%01x\n", 
	 vtsi_mat->specification_version>>4, 
	 vtsi_mat->specification_version&0xf);
  printf("VTS Category: %08x\n", vtsi_mat->vts_category);
  printf("End byte of VTSI_MAT: %08x\n", vtsi_mat->vtsi_last_byte);
  printf("Start sector of VTSM_VOBS:  %08x\n", vtsi_mat->vtsm_vobs);
  printf("Start sector of VTSTT_VOBS: %08x\n", vtsi_mat->vtstt_vobs);
  printf("Start sector of VTS_PTT_SRPT: %08x\n", vtsi_mat->vts_ptt_srpt);
  printf("Start sector of VTS_PGCIT:    %08x\n", vtsi_mat->vts_pgcit);
  printf("Start sector of VTSM_PGCI_UT: %08x\n", vtsi_mat->vtsm_pgci_ut);
  printf("Start sector of VTS_TMAPT:    %08x\n", vtsi_mat->vts_tmapt);
  printf("Start sector of VTSM_C_ADT:      %08x\n", vtsi_mat->vtsm_c_adt);
  printf("Start sector of VTSM_VOBU_ADMAP: %08x\n",vtsi_mat->vtsm_vobu_admap);
  printf("Start sector of VTS_C_ADT:       %08x\n", vtsi_mat->vts_c_adt);
  printf("Start sector of VTS_VOBU_ADMAP:  %08x\n", vtsi_mat->vts_vobu_admap);

  printf("Video attributes of VTSM_VOBS: ");
  ifoPrint_video_attributes(&vtsi_mat->vtsm_video_attr);
  printf("\n");
  
  printf("VTSM Number of Audio attributes: %i\n", 
	 vtsi_mat->nr_of_vtsm_audio_streams);
  if(vtsi_mat->nr_of_vtsm_audio_streams > 0) {
    printf("\tstream %i status: ", 1);
    ifoPrint_audio_attributes(&vtsi_mat->vtsm_audio_attr);
    printf("\n");
  }
  
  printf("VTSM Number of Sub-picture attributes: %i\n", 
	 vtsi_mat->nr_of_vtsm_subp_streams);
  if(vtsi_mat->nr_of_vtsm_subp_streams > 0) {
    printf("\tstream %2i status: ", 1);
    ifoPrint_subp_attributes(&vtsi_mat->vtsm_subp_attr);
    printf("\n");
  }
  
  printf("Video attributes of VTS_VOBS: ");
  ifoPrint_video_attributes(&vtsi_mat->vts_video_attr);
  printf("\n");
  
  printf("VTS Number of Audio attributes: %i\n", 
	 vtsi_mat->nr_of_vts_audio_streams);
  for(i = 0; i < vtsi_mat->nr_of_vts_audio_streams; i++) {
    printf("\tstream %i status: ", i);
    ifoPrint_audio_attributes(&vtsi_mat->vts_audio_attr[i]);
    printf("\n");
  }
  
  printf("VTS Number of Subpicture attributes: %i\n", 
	 vtsi_mat->nr_of_vts_subp_streams);
  for(i = 0; i < vtsi_mat->nr_of_vts_subp_streams; i++) {
    printf("\tstream %2i status: ", i);
    ifoPrint_subp_attributes(&vtsi_mat->vts_subp_attr[i]);
    printf("\n");
  }
  
  /* FIXME:  Add printing of MultiChannel Extension */
}


static void ifoPrint_PGC_COMMAND_TBL(pgc_command_tbl_t *cmd_tbl) {
  int i;
  
  if(cmd_tbl == NULL) {
    printf("No Command table present\n");
    return;
  }
  
  printf("Number of Pre commands: %i\n", cmd_tbl->nr_of_pre);
  for(i = 0; i < cmd_tbl->nr_of_pre; i++) {
    ifoPrint_CMD(i, &cmd_tbl->pre_cmds[i]);
  }

  printf("Number of Post commands: %i\n", cmd_tbl->nr_of_post);
  for(i = 0; i < cmd_tbl->nr_of_post; i++) {
    ifoPrint_CMD(i, &cmd_tbl->post_cmds[i]);
  }

  printf("Number of Cell commands: %i\n", cmd_tbl->nr_of_cell);
  for(i = 0; i < cmd_tbl->nr_of_cell; i++) {
    ifoPrint_CMD(i, &cmd_tbl->cell_cmds[i]);
  }
}


static void ifoPrint_PGC_PROGRAM_MAP(pgc_program_map_t *program_map, int nr) {
  int i;
  
  if(program_map == NULL) {
    printf("No Program map present\n");
    return;
  }
  
  for(i = 0; i < nr; i++) {
    printf("Program %3i Entry Cell: %3i\n", i + 1, program_map[i]);
  }
}


static void ifoPrint_CELL_PLAYBACK(cell_playback_t *cell_playback, int nr) {
  int i;
  
  if(cell_playback == NULL) {
    printf("No Cell Playback info present\n");
    return;
  }
  
  for(i=0;i<nr;i++) {
    printf("Cell: %3i ", i + 1);

    ifoPrint_time(&cell_playback[i].playback_time);
    printf("\t");

    if(cell_playback[i].block_mode || cell_playback[i].block_type) {
      const char *s;
      switch(cell_playback[i].block_mode) {
      case 0:
	s = "not a"; break;
      case 1:
	s = "the first"; break;
      case 2:
      default:
	s = ""; break;
      case 3:
	s = "last"; break;
      }
      printf("%s cell in the block ", s);
      
      switch(cell_playback[i].block_type) {
      case 0:
	printf("not part of the block ");
	break;
      case 1:
	printf("angle block ");
	break;
      case 2:
      case 3:
	printf("(send bug repport) ");
	break;
      }
    }
    if(cell_playback[i].seamless_play)
      printf("presented seamlessly ");
    if(cell_playback[i].interleaved)
      printf("cell is interleaved ");
    if(cell_playback[i].stc_discontinuity)
      printf("STC_discontinuty ");
    if(cell_playback[i].seamless_angle)
      printf("only seamless angle ");
    if(cell_playback[i].restricted)
      printf("restricted cell ");
    
    if(cell_playback[i].still_time)
      printf("still time %d ", cell_playback[i].still_time);
    if(cell_playback[i].cell_cmd_nr)
      printf("cell command %d", cell_playback[i].cell_cmd_nr);
    
    printf("\n\tStart sector: %08x\tFirst ILVU end  sector: %08x\n", 
	   cell_playback[i].first_sector, 
	   cell_playback[i].first_ilvu_end_sector);
    printf("\tEnd   sector: %08x\tLast VOBU start sector: %08x\n", 
	   cell_playback[i].last_sector, 
	   cell_playback[i].last_vobu_start_sector);
  }
}

static void ifoPrint_CELL_POSITION(cell_position_t *cell_position, int nr) {
  int i;
  
  if(cell_position == NULL) {
    printf("No Cell Position info present\n");
    return;
  }
  
  for(i=0;i<nr;i++) {
    printf("Cell: %3i has VOB ID: %3i, Cell ID: %3i\n", i + 1, 
	   cell_position[i].vob_id_nr, cell_position[i].cell_nr);
  }
}


void ifoPrint_PGC(pgc_t *pgc) {
  int i;
  
  printf("Number of Programs: %i\n", pgc->nr_of_programs);
  printf("Number of Cells: %i\n", pgc->nr_of_cells);
  /* Check that time is 0:0:0:0 also if nr_of_programs==0 */
  printf("Playback time: ");
  ifoPrint_time(&pgc->playback_time); printf("\n");

  /* If no programs/no time then does this mean anything? */
  printf("Prohibited user operations: ");
  ifoPrint_USER_OPS(&pgc->prohibited_ops);
  
    for(i = 0; i < 8; i++) {
      if(pgc->audio_control[i].present) {
	printf("Audio stream %i control: %04x\n", 
	       i, pgc->audio_control[i]);
      }
    }
  
  for(i = 0; i < 32; i++) {
    if(pgc->subp_control[i].present) {
      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);
}

