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Workaround for seeking multiangle discs with missing sml_agli[] table, as a

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fallback it uses VOB/CELL id search (slow)
Thanks to Jeffrey Hammel for his multi-angle DVD donation! :)


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6775 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi 2002-07-23 23:36:44 +00:00
parent b58bc9dd26
commit 2515e132e1
1 changed files with 33 additions and 6 deletions
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39
libmpdemux/open.c
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@ -634,21 +634,48 @@ read_next:
// process!
d->packs_left = d->dsi_pack.dsi_gi.vobu_ea;
mp_msg(MSGT_DVD,MSGL_DBG2, "Found NAVI packet! lba=0x%X len=%d \n",d->cur_pack,d->packs_left);
//navPrint_DSI(&d->dsi_pack);
mp_msg(MSGT_DVD,MSGL_DBG3,"\r### CELL %d: Navi: %d/%d IFO: %d/%d \n",d->cur_cell,
d->dsi_pack.dsi_gi.vobu_c_idn,d->dsi_pack.dsi_gi.vobu_vob_idn,
d->cur_pgc->cell_position[d->cur_cell].cell_nr,
d->cur_pgc->cell_position[d->cur_cell].vob_id_nr);
if(d->angle_seek){
int skip=d->dsi_pack.sml_agli.data[dvd_angle].address;
if(skip) d->cur_pack=d->dsi_pack.dsi_gi.nv_pck_lbn+skip;
d->angle_seek=0;
mp_msg(MSGT_DVD,MSGL_V, "Angle-seek synced! skip=%d new_lba=0x%X \n",skip,d->cur_pack);
int i,skip=0;
for(i=0;i<9;i++) // check if all values zero:
if((skip=d->dsi_pack.sml_agli.data[i].address)!=0) break;
if(skip){
// sml_agli table has valid data (at least one non-zero):
d->cur_pack=d->dsi_pack.dsi_gi.nv_pck_lbn+
d->dsi_pack.sml_agli.data[dvd_angle].address;
d->angle_seek=0;
mp_msg(MSGT_DVD,MSGL_V, "Angle-seek synced using sml_agli map! new_lba=0x%X \n",d->cur_pack);
} else {
// check if we're in the right cell, jump otherwise:
if( (d->dsi_pack.dsi_gi.vobu_c_idn==d->cur_pgc->cell_position[d->cur_cell].cell_nr) &&
(d->dsi_pack.dsi_gi.vobu_vob_idn==d->cur_pgc->cell_position[d->cur_cell].vob_id_nr) ){
d->angle_seek=0;
mp_msg(MSGT_DVD,MSGL_V, "Angle-seek synced by cell/vob IDN search! \n");
} else {
// wrong angle, skip this vobu:
d->cur_pack=d->dsi_pack.dsi_gi.nv_pck_lbn+
d->dsi_pack.dsi_gi.vobu_ea;
d->angle_seek=2; // DEBUG
}
}
}
}
++d->cur_pack;
goto read_next;
}
++d->cur_pack;
if(d->packs_left>=0) --d->packs_left;
if(d->angle_seek) goto read_next; // searching for Navi packet
if(d->angle_seek){
if(d->angle_seek==2) mp_msg(MSGT_DVD,MSGL_V, "!!! warning! reading packet while angle_seek !!!\n");
goto read_next; // searching for Navi packet
}
return d->cur_pack-1;
}