stream/stream_dvd.c

   1 /*
   2  * This file is part of MPlayer.
   3  *
   4  * MPlayer is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * MPlayer is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #include <ctype.h>
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <string.h>
  23 #include <unistd.h>
  24 #include <string.h>
  25
  26 #include "config.h"
  27 #include "mp_msg.h"
  28 #include "help_mp.h"
  29
  30 #include <libgen.h>
  31 #include <errno.h>
  32
  33 #define FIRST_AC3_AID 128
  34 #define FIRST_DTS_AID 136
  35 #define FIRST_MPG_AID 0
  36 #define FIRST_PCM_AID 160
  37
  38 #include "stream.h"
  39 #include "m_option.h"
  40 #include "m_struct.h"
  41
  42 #include "stream_dvd.h"
  43 #include "stream_dvd_common.h"
  44 #include "libmpdemux/demuxer.h"
  45
  46 static char* dvd_device_current;
  47 int dvd_angle=1;
  48
  49 #define LIBDVDREAD_VERSION(maj,min,micro)       ((maj)*10000 + (min)*100 + (micro))
  50 /*
  51  * Try to autodetect the libdvd-0.9.0 library
  52  * (0.9.0 removed the <dvdread/dvd_udf.h> header, and moved the two defines
  53  * DVD_VIDEO_LB_LEN and MAX_UDF_FILE_NAME_LEN from it to
  54  * <dvdread/dvd_reader.h>)
  55  */
  56 #ifndef DVDREAD_VERSION
  57 #if defined(DVD_VIDEO_LB_LEN) && defined(MAX_UDF_FILE_NAME_LEN)
  58 #define DVDREAD_VERSION LIBDVDREAD_VERSION(0,9,0)
  59 #else
  60 #define DVDREAD_VERSION LIBDVDREAD_VERSION(0,8,0)
  61 #endif
  62 #endif
  63
  64
  65 static struct stream_priv_s {
  66   int title;
  67   char* device;
  68 } stream_priv_dflts = {
  69   1,
  70   NULL
  71 };
  72
  73 #define ST_OFF(f) M_ST_OFF(struct stream_priv_s,f)
  74 /// URL definition
  75 static const m_option_t stream_opts_fields[] = {
  76   { "hostname", ST_OFF(title),  CONF_TYPE_INT, M_OPT_RANGE, 1, 99, NULL},
  77   { "filename", ST_OFF(device), CONF_TYPE_STRING, 0, 0 ,0, NULL},
  78   { NULL, NULL, 0, 0, 0, 0,  NULL }
  79 };
  80 static const struct m_struct_st stream_opts = {
  81   "dvd",
  82   sizeof(struct stream_priv_s),
  83   &stream_priv_dflts,
  84   stream_opts_fields
  85 };
  86
  87 int dvd_parse_chapter_range(const m_option_t *conf, const char *range) {
  88   const char *s;
  89   char *t;
  90   if (!range)
  91     return M_OPT_MISSING_PARAM;
  92   s = range;
  93   dvd_chapter = 1;
  94   dvd_last_chapter = 0;
  95   if(*range && isdigit(*range)) {
  96     dvd_chapter = strtol(range, &s, 10);
  97     if(range == s) {
  98       mp_msg(MSGT_OPEN, MSGL_ERR, MSGTR_DVDinvalidChapterRange, range);
  99       return M_OPT_INVALID;
 100     }
 101   }
 102   if(*s == 0)
 103     return 0;
 104   else if(*s != '-') {
 105     mp_msg(MSGT_OPEN, MSGL_ERR, MSGTR_DVDinvalidChapterRange, range);
 106     return M_OPT_INVALID;
 107   }
 108   ++s;
 109   if(*s == 0)
 110       return 0;
 111   if(! isdigit(*s)) {
 112     mp_msg(MSGT_OPEN, MSGL_ERR, MSGTR_DVDinvalidChapterRange, range);
 113     return M_OPT_INVALID;
 114   }
 115   dvd_last_chapter = strtol(s, &t, 10);
 116   if (s == t || *t) {
 117     mp_msg(MSGT_OPEN, MSGL_ERR, MSGTR_DVDinvalidChapterRange, range);
 118     return M_OPT_INVALID;
 119   }
 120   return 0;
 121 }
 122
 123 int dvd_chapter_from_cell(dvd_priv_t* dvd,int title,int cell)
 124 {
 125   pgc_t * cur_pgc;
 126   ptt_info_t* ptt;
 127   int chapter = cell;
 128   int pgc_id,pgn;
 129   if(title < 0 || cell < 0){
 130     return 0;
 131   }
 132   /* for most DVD's chapter == cell */
 133   /* but there are more complecated cases... */
 134   if(chapter >= dvd->vmg_file->tt_srpt->title[title].nr_of_ptts) {
 135     chapter = dvd->vmg_file->tt_srpt->title[title].nr_of_ptts-1;
 136   }
 137   title = dvd->tt_srpt->title[title].vts_ttn-1;
 138   ptt = dvd->vts_file->vts_ptt_srpt->title[title].ptt;
 139   while(chapter >= 0) {
 140     pgc_id = ptt[chapter].pgcn;
 141     pgn = ptt[chapter].pgn;
 142     cur_pgc = dvd->vts_file->vts_pgcit->pgci_srp[pgc_id-1].pgc;
 143     if(cell >= cur_pgc->program_map[pgn-1]-1) {
 144       return chapter;
 145     }
 146     --chapter;
 147   }
 148   /* didn't find a chapter ??? */
 149   return chapter;
 150 }
 151
 152 int dvd_lang_from_aid(stream_t *stream, int id) {
 153   dvd_priv_t *d;
 154   int i;
 155   if (!stream) return 0;
 156   d = stream->priv;
 157   if (!d) return 0;
 158   for(i=0;i<d->nr_of_channels;i++) {
 159     if(d->audio_streams[i].id==id)
 160       return d->audio_streams[i].language;
 161   }
 162   return 0;
 163 }
 164
 165 int dvd_aid_from_lang(stream_t *stream, unsigned char* lang) {
 166   dvd_priv_t *d=stream->priv;
 167   int code,i;
 168   if(lang) {
 169     while(strlen(lang)>=2) {
 170       code=lang[1]|(lang[0]<<8);
 171       for(i=0;i<d->nr_of_channels;i++) {
 172         if(d->audio_streams[i].language==code) {
 173           mp_msg(MSGT_OPEN,MSGL_INFO,MSGTR_DVDaudioChannel,
 174           d->audio_streams[i].id, lang[0],lang[1]);
 175           return d->audio_streams[i].id;
 176         }
 177         //printf("%X != %X  (%c%c)\n",code,d->audio_streams[i].language,lang[0],lang[1]);
 178       }
 179       lang+=2; while (lang[0]==',' || lang[0]==' ') ++lang;
 180     }
 181     mp_msg(MSGT_OPEN,MSGL_WARN,MSGTR_DVDnoMatchingAudio);
 182   }
 183   return -1;
 184 }
 185
 186 int dvd_number_of_subs(stream_t *stream) {
 187   int i;
 188   int maxid = -1;
 189   dvd_priv_t *d;
 190   if (!stream) return -1;
 191   d = stream->priv;
 192   if (!d) return -1;
 193   for (i = 0; i < d->nr_of_subtitles; i++)
 194     if (d->subtitles[i].id > maxid) maxid = d->subtitles[i].id;
 195   return maxid + 1;
 196 }
 197
 198 int dvd_lang_from_sid(stream_t *stream, int id) {
 199   int i;
 200   dvd_priv_t *d;
 201   if (!stream) return 0;
 202   d = stream->priv;
 203   if (!d) return 0;
 204   for (i = 0; i < d->nr_of_subtitles; i++)
 205     if (d->subtitles[i].id == id && d->subtitles[i].language) return d->subtitles[i].language;
 206   return 0;
 207 }
 208
 209 int dvd_sid_from_lang(stream_t *stream, unsigned char* lang) {
 210   dvd_priv_t *d=stream->priv;
 211   int code,i;
 212   while(lang && strlen(lang)>=2) {
 213     code=lang[1]|(lang[0]<<8);
 214     for(i=0;i<d->nr_of_subtitles;i++) {
 215       if(d->subtitles[i].language==code) {
 216         mp_msg(MSGT_OPEN,MSGL_INFO,MSGTR_DVDsubtitleChannel, i, lang[0],lang[1]);
 217         return d->subtitles[i].id;
 218       }
 219     }
 220     lang+=2;
 221     while (lang[0]==',' || lang[0]==' ') ++lang;
 222   }
 223   mp_msg(MSGT_OPEN,MSGL_WARN,MSGTR_DVDnoMatchingSubtitle);
 224   return -1;
 225 }
 226
 227 static int dvd_next_cell(dvd_priv_t *d) {
 228   int next_cell=d->cur_cell;
 229
 230   mp_msg(MSGT_DVD,MSGL_DBG2, "dvd_next_cell: next1=0x%X  \n",next_cell);
 231   if( d->cur_pgc->cell_playback[ next_cell ].block_type == BLOCK_TYPE_ANGLE_BLOCK ) {
 232     while(next_cell<d->last_cell) {
 233       if( d->cur_pgc->cell_playback[next_cell].block_mode == BLOCK_MODE_LAST_CELL )
 234         break;
 235       ++next_cell;
 236     }
 237   }
 238   mp_msg(MSGT_DVD,MSGL_DBG2, "dvd_next_cell: next2=0x%X  \n",next_cell);
 239
 240   ++next_cell;
 241   if(next_cell>=d->last_cell)
 242     return -1; // EOF
 243   if(d->cur_pgc->cell_playback[next_cell].block_type == BLOCK_TYPE_ANGLE_BLOCK ) {
 244     next_cell+=dvd_angle;
 245     if(next_cell>=d->last_cell)
 246       return -1; // EOF
 247   }
 248   mp_msg(MSGT_DVD,MSGL_DBG2, "dvd_next_cell: next3=0x%X  \n",next_cell);
 249   return next_cell;
 250 }
 251
 252 int dvd_read_sector(dvd_priv_t *d,unsigned char* data) {
 253   int len;
 254
 255   if(d->packs_left==0) {
 256     /**
 257      * If we're not at the end of this cell, we can determine the next
 258      * VOBU to display using the VOBU_SRI information section of the
 259      * DSI.  Using this value correctly follows the current angle,
 260      * avoiding the doubled scenes in The Matrix, and makes our life
 261      * really happy.
 262      *
 263      * Otherwise, we set our next address past the end of this cell to
 264      * force the code above to go to the next cell in the program.
 265      */
 266     if(d->dsi_pack.vobu_sri.next_vobu != SRI_END_OF_CELL) {
 267        d->cur_pack= d->dsi_pack.dsi_gi.nv_pck_lbn + ( d->dsi_pack.vobu_sri.next_vobu & 0x7fffffff );
 268        mp_msg(MSGT_DVD,MSGL_DBG2, "Navi  new pos=0x%X  \n",d->cur_pack);
 269     } else {
 270       // end of cell! find next cell!
 271       mp_msg(MSGT_DVD,MSGL_V, "--- END OF CELL !!! ---\n");
 272       d->cur_pack=d->cell_last_pack+1;
 273     }
 274   }
 275
 276 read_next:
 277   if(d->cur_pack>d->cell_last_pack) {
 278     // end of cell!
 279     int next=dvd_next_cell(d);
 280     if(next>=0) {
 281       d->cur_cell=next;
 282       // if( d->cur_pgc->cell_playback[d->cur_cell].block_type
 283       // == BLOCK_TYPE_ANGLE_BLOCK ) d->cur_cell+=dvd_angle;
 284       d->cur_pack = d->cur_pgc->cell_playback[ d->cur_cell ].first_sector;
 285       d->cell_last_pack=d->cur_pgc->cell_playback[ d->cur_cell ].last_sector;
 286       mp_msg(MSGT_DVD,MSGL_V, "DVD next cell: %d  pack: 0x%X-0x%X  \n",d->cur_cell,d->cur_pack,d->cell_last_pack);
 287     } else
 288         return -1; // EOF
 289   }
 290
 291   len = DVDReadBlocks(d->title, d->cur_pack, 1, data);
 292   // only == 0 should indicate an error, but some dvdread version are buggy when used with dvdcss
 293   if(len <= 0) return -1; //error
 294
 295   if(data[38]==0 && data[39]==0 && data[40]==1 && data[41]==0xBF &&
 296     data[1024]==0 && data[1025]==0 && data[1026]==1 && data[1027]==0xBF) {
 297        // found a Navi packet!!!
 298 #if DVDREAD_VERSION >= LIBDVDREAD_VERSION(0,9,0)
 299     navRead_DSI(&d->dsi_pack, &(data[ DSI_START_BYTE ]));
 300 #else
 301     navRead_DSI(&d->dsi_pack, &(data[ DSI_START_BYTE ]), sizeof(dsi_t));
 302 #endif
 303     if(d->cur_pack != d->dsi_pack.dsi_gi.nv_pck_lbn ) {
 304       mp_msg(MSGT_DVD,MSGL_V, "Invalid NAVI packet! lba=0x%X  navi=0x%X  \n",
 305         d->cur_pack,d->dsi_pack.dsi_gi.nv_pck_lbn);
 306     } else {
 307       // process!
 308       d->packs_left = d->dsi_pack.dsi_gi.vobu_ea;
 309       mp_msg(MSGT_DVD,MSGL_DBG2, "Found NAVI packet! lba=0x%X  len=%d  \n",d->cur_pack,d->packs_left);
 310       //navPrint_DSI(&d->dsi_pack);
 311       mp_msg(MSGT_DVD,MSGL_DBG3,"\r### CELL %d: Navi: %d/%d  IFO: %d/%d   \n",d->cur_cell,
 312         d->dsi_pack.dsi_gi.vobu_c_idn,d->dsi_pack.dsi_gi.vobu_vob_idn,
 313         d->cur_pgc->cell_position[d->cur_cell].cell_nr,
 314         d->cur_pgc->cell_position[d->cur_cell].vob_id_nr);
 315
 316       if(d->angle_seek) {
 317         int i,skip=0;
 318 #if defined(__GNUC__) && ( defined(__sparc__) || defined(hpux) )
 319         // workaround for a bug in the sparc/hpux version of gcc 2.95.X ... 3.2,
 320         // it generates incorrect code for unaligned access to a packed
 321         // structure member, resulting in an mplayer crash with a SIGBUS
 322         // signal.
 323         //
 324         // See also gcc problem report PR c/7847:
 325         // http://gcc.gnu.org/cgi-bin/gnatsweb.pl?database=gcc&cmd=view+audit-trail&pr=7847
 326         for(i=0;i<9;i++) {      // check if all values zero:
 327           __typeof__(d->dsi_pack.sml_agli.data[i].address) tmp_addr;
 328           memcpy(&tmp_addr,&d->dsi_pack.sml_agli.data[i].address,sizeof(tmp_addr));
 329           if((skip=tmp_addr)!=0) break;
 330         }
 331 #else
 332         for(i=0;i<9;i++)        // check if all values zero:
 333           if((skip=d->dsi_pack.sml_agli.data[i].address)!=0) break;
 334 #endif
 335         if(skip && skip!=0x7fffffff) {
 336           // sml_agli table has valid data (at least one non-zero):
 337          d->cur_pack=d->dsi_pack.dsi_gi.nv_pck_lbn+
 338          d->dsi_pack.sml_agli.data[dvd_angle].address;
 339          d->angle_seek=0;
 340          d->cur_pack--;
 341          mp_msg(MSGT_DVD,MSGL_V, "Angle-seek synced using sml_agli map!  new_lba=0x%X  \n",d->cur_pack);
 342         } else {
 343           // check if we're in the right cell, jump otherwise:
 344           if( (d->dsi_pack.dsi_gi.vobu_c_idn==d->cur_pgc->cell_position[d->cur_cell].cell_nr) &&
 345             (d->dsi_pack.dsi_gi.vobu_vob_idn==d->cur_pgc->cell_position[d->cur_cell].vob_id_nr) ){
 346             d->angle_seek=0;
 347             mp_msg(MSGT_DVD,MSGL_V, "Angle-seek synced by cell/vob IDN search!  \n");
 348           } else {
 349             // wrong angle, skip this vobu:
 350             d->cur_pack=d->dsi_pack.dsi_gi.nv_pck_lbn+
 351             d->dsi_pack.dsi_gi.vobu_ea;
 352             d->angle_seek=2; // DEBUG
 353           }
 354         }
 355       }
 356     }
 357     ++d->cur_pack;
 358     goto read_next;
 359   }
 360
 361   ++d->cur_pack;
 362   if(d->packs_left>=0) --d->packs_left;
 363
 364   if(d->angle_seek) {
 365     if(d->angle_seek==2) mp_msg(MSGT_DVD,MSGL_V, "!!! warning! reading packet while angle_seek !!!\n");
 366     goto read_next; // searching for Navi packet
 367   }
 368
 369   return d->cur_pack-1;
 370 }
 371
 372 void dvd_seek(dvd_priv_t *d,int pos) {
 373   d->packs_left=-1;
 374   d->cur_pack=pos;
 375
 376   // check if we stay in current cell (speedup things, and avoid angle skip)
 377   if(d->cur_pack>d->cell_last_pack ||
 378      d->cur_pack<d->cur_pgc->cell_playback[ d->cur_cell ].first_sector) {
 379
 380     // ok, cell change, find the right cell!
 381     d->cur_cell=0;
 382     if(d->cur_pgc->cell_playback[d->cur_cell].block_type == BLOCK_TYPE_ANGLE_BLOCK )
 383       d->cur_cell+=dvd_angle;
 384
 385     while(1) {
 386       int next;
 387       d->cell_last_pack=d->cur_pgc->cell_playback[ d->cur_cell ].last_sector;
 388       if(d->cur_pack<d->cur_pgc->cell_playback[ d->cur_cell ].first_sector) {
 389         d->cur_pack=d->cur_pgc->cell_playback[ d->cur_cell ].first_sector;
 390         break;
 391       }
 392       if(d->cur_pack<=d->cell_last_pack) break; // ok, we find it! :)
 393       next=dvd_next_cell(d);
 394       if(next<0) {
 395         //d->cur_pack=d->cell_last_pack+1;
 396         break; // we're after the last cell
 397       }
 398       d->cur_cell=next;
 399     }
 400   }
 401
 402   mp_msg(MSGT_DVD,MSGL_V, "DVD Seek! lba=0x%X  cell=%d  packs: 0x%X-0x%X  \n",
 403     d->cur_pack,d->cur_cell,d->cur_pgc->cell_playback[ d->cur_cell ].first_sector,d->cell_last_pack);
 404
 405   // if we're in interleaved multi-angle cell, find the right angle chain!
 406   // (read Navi block, and use the seamless angle jump table)
 407   d->angle_seek=1;
 408 }
 409
 410 void dvd_close(dvd_priv_t *d) {
 411   ifoClose(d->vts_file);
 412   ifoClose(d->vmg_file);
 413   DVDCloseFile(d->title);
 414   DVDClose(d->dvd);
 415   dvd_chapter = 1;
 416   dvd_last_chapter = 0;
 417   dvd_set_speed(dvd_device_current, -1); /* -1 => restore default */
 418 }
 419
 420 static int fill_buffer(stream_t *s, char *but, int len)
 421 {
 422   if(s->type == STREAMTYPE_DVD) {
 423     off_t pos=dvd_read_sector(s->priv,s->buffer);
 424     if(pos>=0) {
 425       len=2048; // full sector
 426       s->pos=2048*pos-len;
 427     } else len=-1; // error
 428   }
 429   return len;
 430 }
 431
 432 static int seek(stream_t *s, off_t newpos) {
 433   s->pos=newpos; // real seek
 434   dvd_seek(s->priv,s->pos/2048);
 435   return 1;
 436 }
 437
 438 static void stream_dvd_close(stream_t *s) {
 439   dvd_close(s->priv);
 440 }
 441
 442 static int mp_get_titleset_length(ifo_handle_t *vts_file, tt_srpt_t *tt_srpt, int title_no)
 443 {
 444     int vts_ttn;  ///< title number within video title set
 445     int pgc_no;   ///< program chain number
 446     int msec;     ///< time length in milliseconds
 447
 448     msec=0;
 449     if(!vts_file || !tt_srpt)
 450         return 0;
 451
 452     if(vts_file->vtsi_mat && vts_file->vts_pgcit)
 453     {
 454             vts_ttn = tt_srpt->title[title_no].vts_ttn - 1;
 455             pgc_no = vts_file->vts_ptt_srpt->title[vts_ttn].ptt[0].pgcn - 1;
 456             msec = mp_dvdtimetomsec(&vts_file->vts_pgcit->pgci_srp[pgc_no].pgc->playback_time);
 457     }
 458     return msec;
 459 }
 460
 461
 462 static int mp_describe_titleset(dvd_reader_t *dvd, tt_srpt_t *tt_srpt, int vts_no)
 463 {
 464     ifo_handle_t *vts_file;
 465     int title_no, msec=0;
 466
 467     vts_file = ifoOpen(dvd, vts_no);
 468     if(!vts_file)
 469         return 0;
 470
 471     if(!vts_file->vtsi_mat || !vts_file->vts_pgcit)
 472     {
 473         ifoClose(vts_file);
 474         return 0;
 475     }
 476
 477     for(title_no = 0; title_no < tt_srpt->nr_of_srpts; title_no++)
 478     {
 479         if (tt_srpt->title[title_no].title_set_nr != vts_no)
 480             continue;
 481         msec = mp_get_titleset_length(vts_file, tt_srpt, title_no);
 482         mp_msg(MSGT_IDENTIFY, MSGL_V, "ID_DVD_TITLE_%d_LENGTH=%d.%03d\n", title_no + 1, msec / 1000, msec % 1000);
 483     }
 484     ifoClose(vts_file);
 485     return 1;
 486 }
 487
 488 static int seek_to_chapter(stream_t *stream, ifo_handle_t *vts_file, tt_srpt_t *tt_srpt, int title_no, int chapter)
 489 {
 490     int cell;
 491     ptt_info_t ptt;
 492     pgc_t *pgc;
 493     off_t pos;
 494
 495     if(!vts_file || !tt_srpt)
 496        return 0;
 497
 498     if(title_no < 0 || title_no >= tt_srpt->nr_of_srpts)
 499        return 0;
 500
 501     // map global title to vts title
 502     title_no = tt_srpt->title[title_no].vts_ttn - 1;
 503
 504     if(title_no < 0 || title_no >= vts_file->vts_ptt_srpt->nr_of_srpts)
 505        return 0;
 506
 507     if(chapter < 0 || chapter > vts_file->vts_ptt_srpt->title[title_no].nr_of_ptts-1) //no such chapter
 508        return 0;
 509
 510     ptt = vts_file->vts_ptt_srpt->title[title_no].ptt[chapter];
 511     pgc = vts_file->vts_pgcit->pgci_srp[ptt.pgcn-1].pgc;
 512
 513     cell = pgc->program_map[ptt.pgn - 1] - 1;
 514     pos = (off_t) pgc->cell_playback[cell].first_sector * 2048;
 515     mp_msg(MSGT_OPEN,MSGL_V,"\r\nSTREAM_DVD, seeked to chapter: %d, cell: %u, pos: %"PRIu64"\n",
 516         chapter, pgc->cell_playback[cell].first_sector, pos);
 517     stream_seek(stream, pos);
 518
 519     return chapter;
 520 }
 521
 522 static void list_chapters(pgc_t *pgc)
 523 {
 524     unsigned int i, cell;
 525     unsigned int t=0, t2=0;
 526
 527     if(pgc->nr_of_programs < 2)
 528        return;
 529
 530     mp_msg(MSGT_IDENTIFY, MSGL_INFO, "CHAPTERS: ");
 531     for(i=0; i<pgc->nr_of_programs; i++)
 532     {
 533         cell = pgc->program_map[i]; //here the cell is 1-based
 534         t2 = t/1000;
 535         mp_msg(MSGT_IDENTIFY, MSGL_INFO, "%02d:%02d:%02d,", t2/3600, (t2/60)%60, t2%60);
 536         while(i+1<pgc->nr_of_programs && cell < pgc->program_map[i+1]) {
 537             if(!(pgc->cell_playback[cell-1].block_type == BLOCK_TYPE_ANGLE_BLOCK &&
 538                  pgc->cell_playback[cell-1].block_mode != BLOCK_MODE_FIRST_CELL)
 539             )
 540                 t += mp_dvdtimetomsec(&pgc->cell_playback[cell-1].playback_time);
 541             cell++;
 542         }
 543     }
 544     mp_msg(MSGT_IDENTIFY, MSGL_INFO, "\n");
 545 }
 546
 547 static double dvd_get_current_time(stream_t *stream, int cell)
 548 {
 549     int i, tm;
 550     dvd_priv_t *d = stream->priv;
 551
 552     tm=0;
 553     if(!cell) cell=d->cur_cell;
 554     for(i=0; i<d->cur_cell; i++) {
 555         if(d->cur_pgc->cell_playback[i].block_type == BLOCK_TYPE_ANGLE_BLOCK &&
 556            d->cur_pgc->cell_playback[i].block_mode != BLOCK_MODE_FIRST_CELL
 557         )
 558           continue;
 559         tm += d->cell_times_table[i];
 560     }
 561     tm += mp_dvdtimetomsec(&d->dsi_pack.dsi_gi.c_eltm);
 562
 563     return (double)tm/1000.0;
 564 }
 565
 566 static int dvd_seek_to_time(stream_t *stream, ifo_handle_t *vts_file, double sec)
 567 {
 568     unsigned int i, j, k, timeunit, ac_time, tmap_sector=0, cell_sector=0, vobu_sector=0;
 569     int t=0;
 570     double tm, duration;
 571     off_t pos = -1;
 572     dvd_priv_t *d = stream->priv;
 573     vts_tmapt_t *vts_tmapt = vts_file->vts_tmapt;
 574
 575     if(!vts_file->vts_tmapt || sec < 0)
 576         return 0;
 577
 578     duration = (double) mp_get_titleset_length(d->vts_file, d->tt_srpt, d->cur_title-1) / 1000.0f;
 579     if(sec > duration)
 580       return 0;
 581
 582     i=d->cur_pgc_idx;
 583     timeunit = vts_tmapt->tmap[i].tmu;
 584     for(j = 0; j < vts_tmapt->tmap[i].nr_of_entries; j++) {
 585       ac_time = timeunit * (j + 1);
 586       if(ac_time >= sec)
 587         break;
 588       tmap_sector = vts_tmapt->tmap[i].map_ent[j] & 0x7fffffff;
 589     }
 590     //search enclosing cell
 591     for(i=0; i<d->cur_pgc->nr_of_cells; i++) {
 592       if(tmap_sector >= d->cur_pgc->cell_playback[i].first_sector && tmap_sector <= d->cur_pgc->cell_playback[i].last_sector) {
 593         cell_sector = d->cur_pgc->cell_playback[i].first_sector;
 594         break;
 595       }
 596     }
 597
 598     pos = ((off_t)cell_sector)<<11;
 599     stream_seek(stream, pos);
 600     do {
 601       stream_skip(stream, 2048);
 602       t = mp_dvdtimetomsec(&d->dsi_pack.dsi_gi.c_eltm);
 603     } while(!t);
 604     tm = dvd_get_current_time(stream, 0);
 605
 606     pos = ((off_t)tmap_sector)<<11;
 607     stream_seek(stream, pos);
 608     //now get current time in terms of the cell+cell time offset
 609     memset(&d->dsi_pack.dsi_gi.c_eltm, 0, sizeof(dvd_time_t));
 610     while(tm <= sec) {
 611         if(!stream_skip(stream, 2048))
 612           break;
 613         tm = dvd_get_current_time(stream, 0);
 614     };
 615     tmap_sector = stream->pos >> 11;
 616
 617     //search closest VOBU sector
 618     k=(vts_file->vts_vobu_admap->last_byte + 1 - VOBU_ADMAP_SIZE)/4; //entries in the vobu admap
 619     for(i=1; i<k; i++) {
 620       if(vts_file->vts_vobu_admap->vobu_start_sectors[i] > tmap_sector)
 621         break;
 622     }
 623     vobu_sector = vts_file->vts_vobu_admap->vobu_start_sectors[i-1];
 624     pos = ((off_t)vobu_sector) << 11;
 625     stream_seek(stream, pos);
 626
 627     return 1;
 628 }
 629
 630 static int control(stream_t *stream,int cmd,void* arg)
 631 {
 632     dvd_priv_t *d = stream->priv;
 633     switch(cmd)
 634     {
 635         case STREAM_CTRL_GET_TIME_LENGTH:
 636         {
 637             *((double *)arg) = (double) mp_get_titleset_length(d->vts_file, d->tt_srpt, d->cur_title-1)/1000.0;
 638             return 1;
 639         }
 640         case STREAM_CTRL_GET_NUM_CHAPTERS:
 641         {
 642             if(! d->cur_pgc->nr_of_programs) return STREAM_UNSUPPORTED;
 643             *((unsigned int *)arg) = d->cur_pgc->nr_of_programs;
 644             return 1;
 645         }
 646         case STREAM_CTRL_SEEK_TO_CHAPTER:
 647         {
 648             int r;
 649             r = seek_to_chapter(stream, d->vts_file, d->tt_srpt, d->cur_title-1, *((unsigned int *)arg));
 650             if(! r) return STREAM_UNSUPPORTED;
 651
 652             return 1;
 653         }
 654         case STREAM_CTRL_GET_CURRENT_CHAPTER:
 655         {
 656             *((unsigned int *)arg) = dvd_chapter_from_cell(d, d->cur_title-1, d->cur_cell);
 657             return 1;
 658         }
 659         case STREAM_CTRL_GET_CURRENT_TIME:
 660         {
 661             double tm;
 662             tm = dvd_get_current_time(stream, 0);
 663             if(tm != -1) {
 664               *((double *)arg) = tm;
 665               return 1;
 666             }
 667             break;
 668         }
 669         case STREAM_CTRL_SEEK_TO_TIME:
 670         {
 671             if(dvd_seek_to_time(stream, d->vts_file, *((double*)arg)))
 672               return 1;
 673             break;
 674         }
 675         case STREAM_CTRL_GET_ASPECT_RATIO:
 676         {
 677             *((double *)arg) = !d->vts_file->vtsi_mat->vts_video_attr.display_aspect_ratio ? 4.0/3.0 : 16.0/9.0;
 678             return 1;
 679         }
 680         case STREAM_CTRL_GET_NUM_ANGLES:
 681         {
 682             *((int *)arg) = d->vmg_file->tt_srpt->title[dvd_title].nr_of_angles;
 683             return 1;
 684         }
 685         case STREAM_CTRL_GET_ANGLE:
 686         {
 687             *((int *)arg) = dvd_angle+1;
 688             return 1;
 689         }
 690         case STREAM_CTRL_SET_ANGLE:
 691         {
 692             int ang = *((int *)arg);
 693             if(ang>d->vmg_file->tt_srpt->title[dvd_title].nr_of_angles || ang<=0)
 694                 break;
 695             dvd_angle = ang - 1;
 696             d->angle_seek = 1;
 697             return 1;
 698         }
 699     }
 700     return STREAM_UNSUPPORTED;
 701 }
 702
 703
 704 static int open_s(stream_t *stream,int mode, void* opts, int* file_format) {
 705   struct stream_priv_s* p = (struct stream_priv_s*)opts;
 706   int k;
 707
 708   mp_msg(MSGT_OPEN,MSGL_V,"URL: %s\n", stream->url);
 709   dvd_title = p->title;
 710   if(1){
 711     //int ret,ret2;
 712     dvd_priv_t *d;
 713     int ttn,pgc_id,pgn;
 714     dvd_reader_t *dvd;
 715     dvd_file_t *title;
 716     ifo_handle_t *vmg_file;
 717     tt_srpt_t *tt_srpt;
 718     ifo_handle_t *vts_file;
 719     pgc_t *pgc;
 720     /**
 721      * Open the disc.
 722      */
 723     if(p->device)
 724       dvd_device_current = p->device;
 725     else if(dvd_device)
 726       dvd_device_current = dvd_device;
 727     else
 728       dvd_device_current = DEFAULT_DVD_DEVICE;
 729     dvd_set_speed(dvd_device_current, dvd_speed);
 730 #if defined(__APPLE__) || defined(__DARWIN__)
 731     /* Dynamic DVD drive selection on Darwin */
 732     if(!strcmp(dvd_device_current, "/dev/rdiskN")) {
 733       int i;
 734       size_t len = strlen(dvd_device_current)+1;
 735       char *temp_device = malloc(len);
 736
 737       for (i = 1; i < 10; i++) {
 738         snprintf(temp_device, len, "/dev/rdisk%d", i);
 739         dvd = DVDOpen(temp_device);
 740         if(!dvd) {
 741           mp_msg(MSGT_OPEN,MSGL_ERR,MSGTR_CantOpenDVD,temp_device, strerror(errno));
 742         } else {
 743 #if DVDREAD_VERSION <= LIBDVDREAD_VERSION(0,9,4)
 744           dvd_file_t *dvdfile = DVDOpenFile(dvd,dvd_title,DVD_READ_INFO_FILE);
 745           if(!dvdfile) {
 746             mp_msg(MSGT_OPEN,MSGL_ERR,MSGTR_CantOpenDVD,temp_device, strerror(errno));
 747             DVDClose(dvd);
 748             continue;
 749           }
 750           DVDCloseFile(dvdfile);
 751 #endif
 752           break;
 753         }
 754       }
 755       free(temp_device);
 756
 757       if(!dvd) {
 758         m_struct_free(&stream_opts,opts);
 759         return STREAM_UNSUPPORTED;
 760       }
 761     } else
 762 #endif /* defined(__APPLE__) || defined(__DARWIN__) */
 763     {
 764         dvd = DVDOpen(dvd_device_current);
 765         if(!dvd) {
 766           mp_msg(MSGT_OPEN,MSGL_ERR,MSGTR_CantOpenDVD,dvd_device_current, strerror(errno));
 767           m_struct_free(&stream_opts,opts);
 768           return STREAM_UNSUPPORTED;
 769         }
 770     }
 771
 772     mp_msg(MSGT_OPEN,MSGL_V,"Reading disc structure, please wait...\n");
 773
 774     /**
 775      * Load the video manager to find out the information about the titles on
 776      * this disc.
 777      */
 778     vmg_file = ifoOpen(dvd, 0);
 779     if(!vmg_file) {
 780       mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_DVDnoVMG);
 781       DVDClose( dvd );
 782       m_struct_free(&stream_opts,opts);
 783       return STREAM_UNSUPPORTED;
 784     }
 785     tt_srpt = vmg_file->tt_srpt;
 786     if (mp_msg_test(MSGT_IDENTIFY, MSGL_INFO))
 787     {
 788       int title_no; ///< title number
 789       mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_DVD_TITLES=%d\n", tt_srpt->nr_of_srpts);
 790       for (title_no = 0; title_no < tt_srpt->nr_of_srpts; title_no++)
 791       {
 792         mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_DVD_TITLE_%d_CHAPTERS=%d\n", title_no + 1, tt_srpt->title[title_no].nr_of_ptts);
 793         mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_DVD_TITLE_%d_ANGLES=%d\n", title_no + 1, tt_srpt->title[title_no].nr_of_angles);
 794       }
 795     }
 796     if (mp_msg_test(MSGT_IDENTIFY, MSGL_V))
 797     {
 798       char volid[32];
 799       unsigned char discid [16]; ///< disk ID, a 128 bit MD5 sum
 800       int vts_no;   ///< video title set number
 801       for (vts_no = 1; vts_no <= vmg_file->vts_atrt->nr_of_vtss; vts_no++)
 802         mp_describe_titleset(dvd, tt_srpt, vts_no);
 803       if (DVDDiscID(dvd, discid) >= 0)
 804       {
 805         int i;
 806         mp_msg(MSGT_IDENTIFY, MSGL_V, "ID_DVD_DISC_ID=");
 807         for (i = 0; i < 16; i ++)
 808           mp_msg(MSGT_IDENTIFY, MSGL_V, "%02X", discid[i]);
 809         mp_msg(MSGT_IDENTIFY, MSGL_V, "\n");
 810       }
 811       if (DVDUDFVolumeInfo(dvd, volid, sizeof(volid), NULL, 0) >= 0 || DVDISOVolumeInfo(dvd, volid, sizeof(volid), NULL, 0) >= 0)
 812         mp_msg(MSGT_IDENTIFY, MSGL_V, "ID_DVD_VOLUME_ID=%s\n", volid);
 813     }
 814     /**
 815      * Make sure our title number is valid.
 816      */
 817     mp_msg(MSGT_OPEN,MSGL_STATUS, MSGTR_DVDnumTitles, tt_srpt->nr_of_srpts );
 818     if(dvd_title < 1 || dvd_title > tt_srpt->nr_of_srpts) {
 819       mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_DVDinvalidTitle, dvd_title);
 820       ifoClose( vmg_file );
 821       DVDClose( dvd );
 822       m_struct_free(&stream_opts,opts);
 823       return STREAM_UNSUPPORTED;
 824     }
 825     mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_DVD_CURRENT_TITLE=%d\n", dvd_title);
 826     --dvd_title; // remap 1.. -> 0..
 827     /**
 828      * Make sure the angle number is valid for this title.
 829      */
 830     mp_msg(MSGT_OPEN,MSGL_STATUS, MSGTR_DVDnumAngles, tt_srpt->title[dvd_title].nr_of_angles);
 831     if(dvd_angle<1 || dvd_angle>tt_srpt->title[dvd_title].nr_of_angles) {
 832       mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_DVDinvalidAngle, dvd_angle);
 833       goto fail;
 834     }
 835     --dvd_angle; // remap 1.. -> 0..
 836
 837     ttn = tt_srpt->title[dvd_title].vts_ttn - 1;
 838     /**
 839      * Load the VTS information for the title set our title is in.
 840      */
 841     vts_file = ifoOpen( dvd, tt_srpt->title[dvd_title].title_set_nr );
 842     if(!vts_file) {
 843       mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_DVDnoIFO, tt_srpt->title[dvd_title].title_set_nr );
 844       goto fail;
 845     }
 846     /**
 847      * We've got enough info, time to open the title set data.
 848      */
 849     title = DVDOpenFile(dvd, tt_srpt->title[dvd_title].title_set_nr, DVD_READ_TITLE_VOBS);
 850     if(!title) {
 851       mp_msg(MSGT_OPEN,MSGL_ERR, MSGTR_DVDnoVOBs, tt_srpt->title[dvd_title].title_set_nr);
 852       ifoClose( vts_file );
 853       goto fail;
 854     }
 855
 856     mp_msg(MSGT_OPEN,MSGL_V, "DVD successfully opened.\n");
 857     // store data
 858     d=malloc(sizeof(dvd_priv_t)); memset(d,0,sizeof(dvd_priv_t));
 859     d->dvd=dvd;
 860     d->title=title;
 861     d->vmg_file=vmg_file;
 862     d->tt_srpt=tt_srpt;
 863     d->vts_file=vts_file;
 864     d->cur_title = dvd_title+1;
 865
 866     pgc = vts_file->vts_pgcit ? vts_file->vts_pgcit->pgci_srp[ttn].pgc : NULL;
 867     /**
 868      * Check number of audio channels and types
 869      */
 870     {
 871       d->nr_of_channels=0;
 872       if(vts_file->vts_pgcit) {
 873         int i;
 874         for(i=0;i<8;i++)
 875           if(pgc->audio_control[i] & 0x8000) {
 876             audio_attr_t * audio = &vts_file->vtsi_mat->vts_audio_attr[i];
 877             int language = 0;
 878             char tmp[] = "unknown";
 879             stream_language_t *audio_stream = &d->audio_streams[d->nr_of_channels];
 880
 881             if(audio->lang_type == 1) {
 882               language=audio->lang_code;
 883               tmp[0]=language>>8;
 884               tmp[1]=language&0xff;
 885               tmp[2]=0;
 886             }
 887
 888             audio_stream->language=language;
 889             audio_stream->id=pgc->audio_control[i] >> 8 & 7;
 890             switch(audio->audio_format) {
 891               case 0: // ac3
 892                 audio_stream->id+=FIRST_AC3_AID;
 893                 break;
 894               case 6: // dts
 895                 audio_stream->id+=FIRST_DTS_AID;
 896                 break;
 897               case 2: // mpeg layer 1/2/3
 898               case 3: // mpeg2 ext
 899                 audio_stream->id+=FIRST_MPG_AID;
 900                 break;
 901               case 4: // lpcm
 902                 audio_stream->id+=FIRST_PCM_AID;
 903                 break;
 904            }
 905
 906            audio_stream->type=audio->audio_format;
 907            // Pontscho: to my mind, tha channels:
 908            //  1 - stereo
 909            //  5 - 5.1
 910            audio_stream->channels=audio->channels;
 911            mp_msg(MSGT_OPEN,MSGL_STATUS,MSGTR_DVDaudioStreamInfo,
 912              d->nr_of_channels,
 913              dvd_audio_stream_types[ audio->audio_format ],
 914              dvd_audio_stream_channels[ audio->channels ],
 915              tmp,
 916              audio_stream->id
 917            );
 918            mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_AUDIO_ID=%d\n", audio_stream->id);
 919            if(language && tmp[0])
 920              mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_AID_%d_LANG=%s\n", audio_stream->id, tmp);
 921
 922            d->nr_of_channels++;
 923          }
 924       }
 925       mp_msg(MSGT_OPEN,MSGL_STATUS,MSGTR_DVDnumAudioChannels,d->nr_of_channels );
 926     }
 927
 928     /**
 929      * Check number of subtitles and language
 930      */
 931     {
 932       int i;
 933
 934       d->nr_of_subtitles=0;
 935       for(i=0;i<32;i++)
 936       if(pgc->subp_control[i] & 0x80000000) {
 937         subp_attr_t * subtitle = &vts_file->vtsi_mat->vts_subp_attr[i];
 938         video_attr_t *video = &vts_file->vtsi_mat->vts_video_attr;
 939         int language = 0;
 940         char tmp[] = "unknown";
 941         stream_language_t *sub_stream = &d->subtitles[d->nr_of_subtitles];
 942
 943         if(subtitle->type == 1) {
 944           language=subtitle->lang_code;
 945           tmp[0]=language>>8;
 946           tmp[1]=language&0xff;
 947           tmp[2]=0;
 948         }
 949
 950         sub_stream->language=language;
 951         sub_stream->id=d->nr_of_subtitles;
 952         if(video->display_aspect_ratio == 0) /* 4:3 */
 953           sub_stream->id = pgc->subp_control[i] >> 24 & 31;
 954         else if(video->display_aspect_ratio == 3) /* 16:9 */
 955           sub_stream->id = pgc->subp_control[i] >> 8 & 31;
 956
 957         mp_msg(MSGT_OPEN,MSGL_STATUS,MSGTR_DVDsubtitleLanguage, sub_stream->id, tmp);
 958         mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_SUBTITLE_ID=%d\n", sub_stream->id);
 959         if(language && tmp[0])
 960           mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_SID_%d_LANG=%s\n", sub_stream->id, tmp);
 961         d->nr_of_subtitles++;
 962       }
 963       mp_msg(MSGT_OPEN,MSGL_STATUS,MSGTR_DVDnumSubtitles,d->nr_of_subtitles);
 964     }
 965
 966     /**
 967      * Determine which program chain we want to watch.  This is based on the
 968      * chapter number.
 969      */
 970     pgc_id = vts_file->vts_ptt_srpt->title[ttn].ptt[0].pgcn; // local
 971     pgn  = vts_file->vts_ptt_srpt->title[ttn].ptt[0].pgn;  // local
 972     d->cur_pgc_idx = pgc_id-1;
 973     d->cur_pgc = vts_file->vts_pgcit->pgci_srp[pgc_id-1].pgc;
 974     d->cur_cell = d->cur_pgc->program_map[pgn-1] - 1; // start playback here
 975     d->packs_left=-1;      // for Navi stuff
 976     d->angle_seek=0;
 977       d->last_cell=d->cur_pgc->nr_of_cells;
 978
 979     if(d->cur_pgc->cell_playback[d->cur_cell].block_type == BLOCK_TYPE_ANGLE_BLOCK )
 980       d->cur_cell+=dvd_angle;
 981     d->cur_pack = d->cur_pgc->cell_playback[ d->cur_cell ].first_sector;
 982     d->cell_last_pack=d->cur_pgc->cell_playback[ d->cur_cell ].last_sector;
 983     mp_msg(MSGT_DVD,MSGL_V, "DVD start cell: %d  pack: 0x%X-0x%X  \n",d->cur_cell,d->cur_pack,d->cell_last_pack);
 984
 985     //assign cell_times_table
 986     d->cell_times_table = malloc(sizeof(unsigned int) * d->cur_pgc->nr_of_cells);
 987     if(d->cell_times_table == NULL)
 988       return STREAM_UNSUPPORTED;
 989     for(k=0; k<d->cur_pgc->nr_of_cells; k++)
 990       d->cell_times_table[k] = mp_dvdtimetomsec(&d->cur_pgc->cell_playback[k].playback_time);
 991     list_chapters(d->cur_pgc);
 992
 993     // ... (unimplemented)
 994     //    return NULL;
 995     stream->type = STREAMTYPE_DVD;
 996     stream->sector_size = 2048;
 997     stream->flags = STREAM_READ | MP_STREAM_SEEK;
 998     stream->fill_buffer = fill_buffer;
 999     stream->seek = seek;
1000     stream->control = control;
1001     stream->close = stream_dvd_close;
1002     stream->start_pos = (off_t)d->cur_pack*2048;
1003     stream->end_pos = (off_t)(d->cur_pgc->cell_playback[d->last_cell-1].last_sector)*2048;
1004     *file_format = DEMUXER_TYPE_MPEG_PS;
1005     mp_msg(MSGT_DVD,MSGL_V,"DVD start=%d end=%d  \n",d->cur_pack,d->cur_pgc->cell_playback[d->last_cell-1].last_sector);
1006     stream->priv = (void*)d;
1007     return STREAM_OK;
1008
1009 fail:
1010       ifoClose(vmg_file);
1011       DVDClose(dvd);
1012       m_struct_free(&stream_opts, opts);
1013       return STREAM_UNSUPPORTED;
1014   }
1015   mp_msg(MSGT_DVD,MSGL_ERR,MSGTR_NoDVDSupport);
1016   m_struct_free(&stream_opts,opts);
1017   return STREAM_UNSUPPORTED;
1018 }
1019
1020 static int ifo_stream_open (stream_t *stream, int mode, void *opts, int *file_format)
1021 {
1022     char* filename;
1023     struct stream_priv_s *spriv;
1024     int len = strlen(stream->url);
1025
1026     if (len < 4 || strcasecmp (stream->url + len - 4, ".ifo"))
1027         return STREAM_UNSUPPORTED;
1028
1029     mp_msg(MSGT_DVD, MSGL_INFO, ".IFO detected. Redirecting to dvd://\n");
1030
1031     filename = strdup(basename(stream->url));
1032
1033     spriv=calloc(1, sizeof(struct stream_priv_s));
1034     spriv->device = strdup(dirname(stream->url));
1035     if(!strncasecmp(filename,"vts_",4))
1036     {
1037         if(sscanf(filename+3, "_%02d_", &spriv->title)!=1)
1038             spriv->title=1;
1039     }else
1040         spriv->title=1;
1041
1042     free(filename);
1043     free(stream->url);
1044     stream->url=strdup("dvd://");
1045
1046     return open_s(stream, mode, spriv, file_format);
1047 }
1048
1049 const stream_info_t stream_info_dvd = {
1050   "DVD stream",
1051   "null",
1052   "",
1053   "",
1054   open_s,
1055   { "dvd", NULL },
1056   &stream_opts,
1057   1 // Urls are an option string
1058 };
1059
1060 const stream_info_t stream_info_ifo = {
1061   "DVD IFO input",
1062   "ifo",
1063   "Benjamin Zores",
1064   "Mostly used to play DVDs on disk through OSD Menu",
1065   ifo_stream_open,
1066   { "file", "", NULL },
1067   NULL,
1068   0
1069 };