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Prints the number of titles, DVD disk ID, the numbers of chapters and 

angles for each title, and the time length of each title if -identify
is given when playing a DVD.
Patch by kiriuja < mplayer TIREH patches AH en TIREH directo POIS net >
Original thread at:
Date: Sep 16, 2005 12:24 AM
Subject: [MPlayer-dev-eng] [PATCH] -identify DVD titles


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@16545 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
gpoirier 2005-09-22 07:40:25 +00:00
parent 7b1e971498
commit 1134bc63df
1 changed files with 57 additions and 0 deletions
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57
libmpdemux/stream_dvd.c
View File

@ -407,6 +407,23 @@ static void stream_dvd_close(stream_t *s) {
#endif
}
/**
\brief Converts DVD time structure to milliseconds.
\param *dev the DVD time structure to convert
\return returns the time in milliseconds
*/
static int dvdtimetomsec(dvd_time_t *dt)
{
static int framerates[4] = {0, 2500, 0, 2997};
int framerate = framerates[(dt->frame_u & 0xc0) >> 6];
int msec = (((dt->hour & 0xf0) >> 3) * 5 + (dt->hour & 0x0f)) * 3600000;
msec += (((dt->minute & 0xf0) >> 3) * 5 + (dt->minute & 0x0f)) * 60000;
msec += (((dt->second & 0xf0) >> 3) * 5 + (dt->second & 0x0f)) * 1000;
if(framerate > 0)
msec += (((dt->frame_u & 0x30) >> 3) * 5 + (dt->frame_u & 0x0f)) * 100000 / framerate;
return msec;
}
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;
@ -474,6 +491,46 @@ static int open_s(stream_t *stream,int mode, void* opts, int* file_format) {
return STREAM_UNSUPORTED;
}
tt_srpt = vmg_file->tt_srpt;
if (identify)
{
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++)
{
mp_msg(MSGT_GLOBAL, MSGL_INFO, "ID_DVD_TITLE_%d_CHAPTERS=%d\n", title_no + 1, tt_srpt->title[title_no].nr_of_ptts);
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);
}
}
if (DVDDiscID(dvd, discid) >= 0)
{
int i;
char buf[33];
for (i = 0; i < 16; i ++)
sprintf(buf+2*i, "%02X", discid[i]);
mp_msg(MSGT_GLOBAL, MSGL_INFO, "ID_DVD_DISC_ID=%s\n", buf);
}
}
/**
* Make sure our title number is valid.
*/