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dvd chapter detect function from Gregory Kovriga

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@7855 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
pontscho 2002-10-22 22:45:30 +00:00
parent b097b07675
commit 8a61cd287b
3 changed files with 31 additions and 1 deletions
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28
libmpdemux/open.c
View File

@ -564,6 +564,34 @@ int dvd_parse_chapter_range(struct config *conf, const char *range){
}
#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;

1
libmpdemux/stream.h
View File

@ -258,6 +258,7 @@ typedef struct {
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

3
mplayer.c
View File

@ -2565,7 +2565,8 @@ if(rel_seek_secs || abs_seek_pos){
if ( stream->type == STREAMTYPE_DVD )
{
dvd_priv_t * dvdp = stream->priv;
guiIntfStruct.DVD.current_chapter=dvdp->cur_cell + 1;
/*guiIntfStruct.DVD.current_chapter=dvdp->cur_cell + 1;*/
guiIntfStruct.DVD.current_chapter=dvd_chapter_from_cell(dvdp,guiIntfStruct.DVD.current_title-1, dvdp->cur_cell)+1;
}
#endif
}