static dvdnav_priv_t * new_dvdnav_stream(char * filename) {
const char * title_str;
dvdnav_priv_t *priv;
if (!filename)
return NULL;
if (!(priv=calloc(1,sizeof(dvdnav_priv_t))))
return NULL;
if (!(priv->filename=strdup(filename))) {
free(priv);
return NULL;
}
dvd_set_speed(priv->filename, dvd_speed);
if(dvdnav_open(&(priv->dvdnav),priv->filename)!=DVDNAV_STATUS_OK)
{
free(priv->filename);
free(priv);
return NULL;
}
if (!priv->dvdnav) {
free(priv);
return NULL;
}
if(1) //from vlc: if not used dvdnav from cvs will fail
{
int len, event;
char buf[2048];
dvdnav_get_next_block(priv->dvdnav,buf,&event,&len);
dvdnav_sector_search(priv->dvdnav, 0, SEEK_SET);
}
/* turn off dvdnav caching */
dvdnav_set_readahead_flag(priv->dvdnav, 0);
if(dvdnav_set_PGC_positioning_flag(priv->dvdnav, 1) != DVDNAV_STATUS_OK)
mp_msg(MSGT_OPEN,MSGL_ERR,"stream_dvdnav, failed to set PGC positioning\n");
/* report the title?! */
if (dvdnav_get_title_string(priv->dvdnav,&title_str)==DVDNAV_STATUS_OK) {
mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_DVD_VOLUME_ID=%s\n", title_str);
}
//dvdnav_event_clear(priv);
return priv;
}
static int seek(stream_t *s, off_t newpos) {
uint32_t sector = 0;
dvdnav_priv_t *priv = s->priv;
if(s->end_pos && newpos > s->end_pos)
newpos = s->end_pos;
sector = newpos / 2048ULL;
if(dvdnav_sector_search(priv->dvdnav, (uint64_t) sector, SEEK_SET) != DVDNAV_STATUS_OK)
goto fail;
s->pos = newpos;
return 1;
fail:
mp_msg(MSGT_STREAM,MSGL_INFO,"dvdnav_stream, seeking to %"PRIu64" failed: %s\n", newpos, dvdnav_err_to_string(priv->dvdnav));
return 1;
}
void k9PlayMPEG2::playTitle() {
dvdnav_t *dvdnav;
uint8_t mem[DVD_VIDEO_LB_LEN];
int finished = 0;
int32_t tt = 0,ptt=0;
uint32_t pos, lgr;
int title=m_title->getnumTitle();
/* open dvdnav handle */
if (dvdnav_open(&dvdnav, m_device,m_dvd) != DVDNAV_STATUS_OK) {
setError("ERR:Error on dvdnav_open\n");
return ;
}
/* set read ahead cache usage */
if (dvdnav_set_readahead_flag(dvdnav, DVD_READ_CACHE) != DVDNAV_STATUS_OK) {
setError(QString("ERR:Error on dvdnav_set_readahead_flag: %1\n").arg(dvdnav_err_to_string(dvdnav)));
return;
}
/* set the language */
if (dvdnav_menu_language_select(dvdnav, DVD_LANGUAGE) != DVDNAV_STATUS_OK ||
dvdnav_audio_language_select(dvdnav, DVD_LANGUAGE) != DVDNAV_STATUS_OK ||
dvdnav_spu_language_select(dvdnav, DVD_LANGUAGE) != DVDNAV_STATUS_OK) {
setError(QString("ERR:Error on setting languages: %1\n").arg(dvdnav_err_to_string(dvdnav)));
return ;
}
/* set the PGC positioning flag to have position information relatively to the
* whole feature instead of just relatively to the current chapter */
if (dvdnav_set_PGC_positioning_flag(dvdnav, 1) != DVDNAV_STATUS_OK) {
setError(QString("ERR:Error on dvdnav_set_PGC_positioning_flag: %1\n").arg(dvdnav_err_to_string(dvdnav)));
return ;
}
int32_t parts;
dvdnav_get_number_of_parts(dvdnav , title, &parts);
if (m_chapter==0)
dvdnav_title_play(dvdnav , title);
else
dvdnav_part_play(dvdnav , title,m_chapter);
/* the read loop which regularly calls dvdnav_get_next_block
* and handles the returned events */
while (!finished && !m_stopped && qApp!=NULL) {
int result, event, len;
uint8_t *buf = mem;
if (m_idxLect !=0xFFFFFFFF) {
dvdnav_sector_search(dvdnav, m_idxLect,SEEK_SET);
m_idxLect=0xFFFFFFFF;
}
/* the main reading function */
#ifdef DVD_READ_CACHE
result = dvdnav_get_next_cache_block(dvdnav, &buf, &event, &len);
#else
result = dvdnav_get_next_block(dvdnav, buf, &event, &len);
#endif
if (result == DVDNAV_STATUS_ERR) {
setError(QString("ERR:Error getting next block: %1\n").arg(dvdnav_err_to_string(dvdnav)));
return;
}
switch (event) {
case DVDNAV_NAV_PACKET:
{
dvdnav_current_title_info(dvdnav, &tt, &ptt);
dvdnav_get_position(dvdnav, &pos, &lgr);
if (tt != title)
finished=1;
if (finished==0 && buf[17]==0xE0) {
m_decoder.addData( buf,len);
}
if (qApp->tryLock()) {
emit setPosition( pos);
qApp->unlock();
}
}
break;
//removed break --> save
case DVDNAV_BLOCK_OK:
/* We have received a regular block of the currently playing MPEG stream.*/
m_decoder.addData( buf,len);
break;
case DVDNAV_NOP:
/* Nothing to do here. */
break;
case DVDNAV_STILL_FRAME:
/* We have reached a still frame. A real player application would wait
* the amount of time specified by the still's length while still handling
* user input to make menus and other interactive stills work.
* A length of 0xff means an indefinite still which has to be skipped
* indirectly by some user interaction. */
{
dvdnav_still_event_t *still_event = (dvdnav_still_event_t *)buf;
dvdnav_still_skip(dvdnav);
}
break;
case DVDNAV_WAIT:
/* We have reached a point in DVD playback, where timing is critical.
* Player application with internal fifos can introduce state
* inconsistencies, because libdvdnav is always the fifo's length
* ahead in the stream compared to what the application sees.
* Such applications should wait until their fifos are empty
* when they receive this type of event. */
dvdnav_wait_skip(dvdnav);
break;
case DVDNAV_SPU_CLUT_CHANGE:
/* Player applications should pass the new colour lookup table to their
* SPU decoder */
break;
case DVDNAV_SPU_STREAM_CHANGE:
/* Player applications should inform their SPU decoder to switch channels */
break;
case DVDNAV_AUDIO_STREAM_CHANGE:
/* Player applications should inform their audio decoder to switch channels */
break;
case DVDNAV_HIGHLIGHT:
/* Player applications should inform their overlay engine to highlight the
* given button */
{
dvdnav_highlight_event_t *highlight_event = (dvdnav_highlight_event_t *)buf;
}
break;
case DVDNAV_VTS_CHANGE:
/* Some status information like video aspect and video scale permissions do
* not change inside a VTS. Therefore this event can be used to query such
* information only when necessary and update the decoding/displaying
* accordingly. */
break;
case DVDNAV_CELL_CHANGE:
// dvdnav_get_position(dvdnav, &pos, &lgr);
break;
case DVDNAV_HOP_CHANNEL:
/* This event is issued whenever a non-seamless operation has been executed.
* Applications with fifos should drop the fifos content to speed up responsiveness. */
break;
case DVDNAV_STOP:
/* Playback should end here. */
{
finished = 1;
}
break;
default:
finished = 1;
break;
}
#ifdef DVD_READ_CACHE
dvdnav_free_cache_block(dvdnav, buf);
#endif
}
m_decoder.setNoData();
/* destroy dvdnav handle */
dvdnav_close(dvdnav);
}
