Update of /cvsroot/mplayer/main/libmpdemux In directory mail:/var/tmp.root/cvs-serv28191/libmpdemux Modified Files: open.c stream.h Log Message: dvd chapter detect function from Gregory Kovriga Index: open.c =================================================================== RCS file: /cvsroot/mplayer/main/libmpdemux/open.c,v retrieving revision 1.61 retrieving revision 1.62 diff -u -r1.61 -r1.62 --- open.c 6 Oct 2002 18:03:12 -0000 1.61 +++ open.c 22 Oct 2002 22:45:30 -0000 1.62 @@ -564,6 +564,34 @@ } #ifdef USE_DVDREAD +int dvd_chapter_from_cell(dvd_priv_t* dvd,int title,int cell) +{ + pgc_t * cur_pgc; + ptt_info_t* ptt; + int chapter = cell; + int pgc_id,pgn; + if(title < 0 || cell < 0){ + return 0; + } + /* for most DVD's chapter == cell */ + /* but there are more complecated cases... */ + if(chapter >= dvd->vmg_file->tt_srpt->title[title].nr_of_ptts){ + chapter = dvd->vmg_file->tt_srpt->title[title].nr_of_ptts-1; + } + title = dvd->tt_srpt->title[title].vts_ttn-1; + ptt = dvd->vts_file->vts_ptt_srpt->title[title].ptt; + while(chapter >= 0){ + pgc_id = ptt[chapter].pgcn; + pgn = ptt[chapter].pgn; + cur_pgc = dvd->vts_file->vts_pgcit->pgci_srp[pgc_id-1].pgc; + if(cell >= cur_pgc->program_map[pgn-1]-1){ + return chapter; + } + --chapter; + } + /* didn't find a chapter ??? */ + return chapter; +} int dvd_aid_from_lang(stream_t *stream, unsigned char* lang){ dvd_priv_t *d=stream->priv; Index: stream.h =================================================================== RCS file: /cvsroot/mplayer/main/libmpdemux/stream.h,v retrieving revision 1.52 retrieving revision 1.53 diff -u -r1.52 -r1.53 --- stream.h 6 Oct 2002 18:03:12 -0000 1.52 +++ stream.h 22 Oct 2002 22:45:30 -0000 1.53 @@ -258,6 +258,7 @@ int dvd_aid_from_lang(stream_t *stream, unsigned char* lang); int dvd_sid_from_lang(stream_t *stream, unsigned char* lang); +int dvd_chapter_from_cell(dvd_priv_t *dvd,int title,int cell); #endif