diff options
Diffstat (limited to 'libmpdemux/stream_dvd.c')
| -rw-r--r-- | libmpdemux/stream_dvd.c | 79 |
1 files changed, 60 insertions, 19 deletions
diff --git a/libmpdemux/stream_dvd.c b/libmpdemux/stream_dvd.c index 30424f82a7..23af3eab93 100644 --- a/libmpdemux/stream_dvd.c +++ b/libmpdemux/stream_dvd.c @@ -432,6 +432,63 @@ static int dvdtimetomsec(dvd_time_t *dt) return msec; } +static int mp_get_titleset_length(ifo_handle_t *vts_file, tt_srpt_t *tt_srpt, int vts_no, int title_no) +{ + int vts_ttn; ///< title number within video title set + int pgc_no; ///< program chain number + int msec; ///< time length in milliseconds + + if(!vts_file || !tt_srpt) + return 0; + + if(vts_file->vtsi_mat && vts_file->vts_pgcit) + { + if(tt_srpt->title[title_no].title_set_nr == vts_no) + { + vts_ttn = tt_srpt->title[title_no].vts_ttn - 1; + pgc_no = vts_file->vts_ptt_srpt->title[vts_ttn].ptt[0].pgcn - 1; + msec = dvdtimetomsec(&vts_file->vts_pgcit->pgci_srp[pgc_no].pgc->playback_time); + } + } + return msec; +} + + +static int mp_describe_titleset(dvd_reader_t *dvd, tt_srpt_t *tt_srpt, int vts_no) +{ + ifo_handle_t *vts_file; + int title_no, msec=0; + + vts_file = ifoOpen(dvd, vts_no); + if(!vts_file) + return 0; + + if(!vts_file->vtsi_mat || !vts_file->vts_pgcit) + return 0; + + for(title_no = 0; title_no < tt_srpt->nr_of_srpts; title_no++) + { + msec = mp_get_titleset_length(vts_file, tt_srpt, vts_no, title_no); + mp_msg(MSGT_GLOBAL, MSGL_INFO, "ID_DVD_TITLE_%d_LENGTH=%d.%03d\n", title_no + 1, msec / 1000, msec % 1000); + } + ifoClose(vts_file); +} + +static int control(stream_t *stream,int cmd,void* arg) +{ + switch(cmd) + { + case STREAM_CTRL_GET_TIME_LENGTH: + { + dvd_priv_t *d = stream->priv; + *((unsigned int *)arg) = mp_get_titleset_length(d->vts_file, d->tt_srpt, d->cur_title, d->cur_title-1); + return 1; + } + } + return STREAM_UNSUPORTED; +} + + static int open_s(stream_t *stream,int mode, void* opts, int* file_format) { struct stream_priv_s* p = (struct stream_priv_s*)opts; char *filename; @@ -513,9 +570,6 @@ static int open_s(stream_t *stream,int mode, void* opts, int* file_format) { unsigned char discid [16]; ///< disk ID, a 128 bit MD5 sum int vts_no; ///< video title set number int title_no; ///< title number - int vts_ttn; ///< title number within video title set - int pgc_no; ///< program chain number - int msec; ///< time length in milliseconds mp_msg(MSGT_GLOBAL, MSGL_INFO, "ID_DVD_TITLES=%d\n", tt_srpt->nr_of_srpts); for (title_no = 0; title_no < tt_srpt->nr_of_srpts; title_no++) { @@ -523,22 +577,7 @@ static int open_s(stream_t *stream,int mode, void* opts, int* file_format) { mp_msg(MSGT_GLOBAL, MSGL_INFO, "ID_DVD_TITLE_%d_ANGLES=%d\n", title_no + 1, tt_srpt->title[title_no].nr_of_angles); } for (vts_no = 1; vts_no <= vmg_file->vts_atrt->nr_of_vtss; vts_no++) - { - vts_file = ifoOpen(dvd, vts_no); - if (vts_file) - { - if (vts_file->vtsi_mat && vts_file->vts_pgcit) - for (title_no = 0; title_no < tt_srpt->nr_of_srpts; title_no++) - if (tt_srpt->title[title_no].title_set_nr == vts_no) - { - vts_ttn = tt_srpt->title[title_no].vts_ttn - 1; - pgc_no = vts_file->vts_ptt_srpt->title[vts_ttn].ptt[0].pgcn - 1; - msec = dvdtimetomsec(&vts_file->vts_pgcit->pgci_srp[pgc_no].pgc->playback_time); - mp_msg(MSGT_GLOBAL, MSGL_INFO, "ID_DVD_TITLE_%d_LENGTH=%d.%03d\n", title_no + 1, msec / 1000, msec % 1000); - } - ifoClose(vts_file); - } - } + mp_describe_titleset(dvd, tt_srpt, vts_no); if (DVDDiscID(dvd, discid) >= 0) { int i; @@ -628,6 +667,7 @@ static int open_s(stream_t *stream,int mode, void* opts, int* file_format) { d->vmg_file=vmg_file; d->tt_srpt=tt_srpt; d->vts_file=vts_file; + d->cur_title = dvd_title+1; /** * Check number of audio channels and types @@ -780,6 +820,7 @@ static int open_s(stream_t *stream,int mode, void* opts, int* file_format) { stream->flags = STREAM_READ | STREAM_SEEK; stream->fill_buffer = fill_buffer; stream->seek = seek; + stream->control = control; stream->close = stream_dvd_close; stream->start_pos = (off_t)d->cur_pack*2048; stream->end_pos = (off_t)(d->cur_pgc->cell_playback[d->last_cell-1].last_sector)*2048; |