Merge svn changes up to r30475
[mplayer/glamo.git] / stream / stream_dvdnav.c
blobd365301b771c8db285f99962fecf002993ad2f5f
1 /*
2 * This file is part of MPlayer.
4 * MPlayer is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * MPlayer is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with MPlayer; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 #include "config.h"
21 #include <stdlib.h>
22 #include <stdio.h>
23 #include <unistd.h>
24 #include <string.h>
25 #include <errno.h>
26 #include "mp_msg.h"
27 #include "osdep/timer.h"
28 #include "input/input.h"
29 #include "stream.h"
30 #include "libmpdemux/demuxer.h"
31 #include <dvdnav/dvdnav.h>
32 #include "stream_dvdnav.h"
33 #include "libvo/video_out.h"
34 #include "libavutil/common.h"
35 #include "spudec.h"
36 #include "m_option.h"
37 #include "m_struct.h"
38 #include "help_mp.h"
39 #include "stream_dvd_common.h"
41 /* state flags */
42 typedef enum {
43 NAV_FLAG_EOF = 1 << 0, /* end of stream has been reached */
44 NAV_FLAG_WAIT = 1 << 1, /* wait event */
45 NAV_FLAG_WAIT_SKIP = 1 << 2, /* wait skip disable */
46 NAV_FLAG_CELL_CHANGE = 1 << 3, /* cell change event */
47 NAV_FLAG_WAIT_READ_AUTO = 1 << 4, /* wait read auto mode */
48 NAV_FLAG_WAIT_READ = 1 << 5, /* suspend read from stream */
49 NAV_FLAG_VTS_DOMAIN = 1 << 6, /* vts domain */
50 NAV_FLAG_SPU_SET = 1 << 7, /* spu_clut is valid */
51 NAV_FLAG_STREAM_CHANGE = 1 << 8, /* title, chapter, audio or SPU */
52 NAV_FLAG_AUDIO_CHANGE = 1 << 9, /* audio stream change event */
53 NAV_FLAG_SPU_CHANGE = 1 << 10, /* spu stream change event */
54 } dvdnav_state_t;
56 typedef struct {
57 dvdnav_t * dvdnav; /* handle to libdvdnav stuff */
58 char * filename; /* path */
59 unsigned int duration; /* in milliseconds */
60 int mousex, mousey;
61 int title;
62 unsigned int spu_clut[16];
63 dvdnav_highlight_event_t hlev;
64 int still_length; /* still frame duration */
65 unsigned int state;
66 } dvdnav_priv_t;
68 static struct stream_priv_s {
69 int track;
70 char* device;
71 } stream_priv_dflts = {
73 NULL
76 #define ST_OFF(f) M_ST_OFF(struct stream_priv_s,f)
77 /// URL definition
78 static const m_option_t stream_opts_fields[] = {
79 {"filename", ST_OFF(device), CONF_TYPE_STRING, 0, 0, 0, NULL },
80 {"hostname", ST_OFF(track), CONF_TYPE_INT, M_OPT_RANGE, 1, 99, NULL},
81 { NULL, NULL, 0, 0, 0, 0, NULL }
83 static const struct m_struct_st stream_opts = {
84 "dvd",
85 sizeof(struct stream_priv_s),
86 &stream_priv_dflts,
87 stream_opts_fields
90 static int seek(stream_t *s, off_t newpos);
91 static void show_audio_subs_languages(dvdnav_t *nav);
93 static dvdnav_priv_t * new_dvdnav_stream(char * filename) {
94 const char * title_str;
95 dvdnav_priv_t *priv;
97 if (!filename)
98 return NULL;
100 if (!(priv=calloc(1,sizeof(dvdnav_priv_t))))
101 return NULL;
103 if (!(priv->filename=strdup(filename))) {
104 free(priv);
105 return NULL;
108 dvd_set_speed(priv->filename, dvd_speed);
110 if(dvdnav_open(&(priv->dvdnav),priv->filename)!=DVDNAV_STATUS_OK)
112 free(priv->filename);
113 free(priv);
114 return NULL;
117 if (!priv->dvdnav) {
118 free(priv);
119 return NULL;
122 if(1) //from vlc: if not used dvdnav from cvs will fail
124 int len, event;
125 char buf[2048];
127 dvdnav_get_next_block(priv->dvdnav,buf,&event,&len);
128 dvdnav_sector_search(priv->dvdnav, 0, SEEK_SET);
131 /* turn off dvdnav caching */
132 dvdnav_set_readahead_flag(priv->dvdnav, 0);
133 if(dvdnav_set_PGC_positioning_flag(priv->dvdnav, 1) != DVDNAV_STATUS_OK)
134 mp_msg(MSGT_OPEN,MSGL_ERR,"stream_dvdnav, failed to set PGC positioning\n");
135 #if 1
136 /* report the title?! */
137 if (dvdnav_get_title_string(priv->dvdnav,&title_str)==DVDNAV_STATUS_OK) {
138 mp_msg(MSGT_IDENTIFY, MSGL_INFO,"Title: '%s'\n",title_str);
140 #endif
142 //dvdnav_event_clear(priv);
144 return priv;
147 static void dvdnav_get_highlight (dvdnav_priv_t *priv, int display_mode) {
148 pci_t *pnavpci = NULL;
149 dvdnav_highlight_event_t *hlev = &(priv->hlev);
150 int btnum;
152 if (!priv || !priv->dvdnav)
153 return;
155 pnavpci = dvdnav_get_current_nav_pci (priv->dvdnav);
156 if (!pnavpci)
157 return;
159 dvdnav_get_current_highlight (priv->dvdnav, &(hlev->buttonN));
160 hlev->display = display_mode; /* show */
162 if (hlev->buttonN > 0 && pnavpci->hli.hl_gi.btn_ns > 0 && hlev->display) {
163 for (btnum = 0; btnum < pnavpci->hli.hl_gi.btn_ns; btnum++) {
164 btni_t *btni = &(pnavpci->hli.btnit[btnum]);
166 if (hlev->buttonN == btnum + 1) {
167 hlev->sx = FFMIN (btni->x_start, btni->x_end);
168 hlev->ex = FFMAX (btni->x_start, btni->x_end);
169 hlev->sy = FFMIN (btni->y_start, btni->y_end);
170 hlev->ey = FFMAX (btni->y_start, btni->y_end);
172 hlev->palette = (btni->btn_coln == 0) ? 0 :
173 pnavpci->hli.btn_colit.btn_coli[btni->btn_coln - 1][0];
174 break;
177 } else { /* hide button or no button */
178 hlev->sx = hlev->ex = 0;
179 hlev->sy = hlev->ey = 0;
180 hlev->palette = hlev->buttonN = 0;
184 static inline int dvdnav_get_duration (int length) {
185 return (length == 255) ? 0 : length * 1000;
188 static int dvdnav_stream_read(dvdnav_priv_t * priv, unsigned char *buf, int *len) {
189 int event = DVDNAV_NOP;
191 *len=-1;
192 if (dvdnav_get_next_block(priv->dvdnav,buf,&event,len)!=DVDNAV_STATUS_OK) {
193 mp_msg(MSGT_OPEN,MSGL_V, "Error getting next block from DVD %d (%s)\n",event, dvdnav_err_to_string(priv->dvdnav) );
194 *len=-1;
196 else if (event!=DVDNAV_BLOCK_OK) {
197 // need to handle certain events internally (like skipping stills)
198 switch (event) {
199 case DVDNAV_NAV_PACKET:
200 return event;
201 case DVDNAV_STILL_FRAME: {
202 dvdnav_still_event_t *still_event = (dvdnav_still_event_t *) buf;
203 priv->still_length = still_event->length;
204 /* set still frame duration */
205 priv->duration = dvdnav_get_duration (priv->still_length);
206 if (priv->still_length <= 1) {
207 pci_t *pnavpci = dvdnav_get_current_nav_pci (priv->dvdnav);
208 priv->duration = mp_dvdtimetomsec (&pnavpci->pci_gi.e_eltm);
210 break;
212 case DVDNAV_HIGHLIGHT: {
213 dvdnav_get_highlight (priv, 1);
214 break;
216 case DVDNAV_CELL_CHANGE: {
217 dvdnav_cell_change_event_t *ev = (dvdnav_cell_change_event_t*)buf;
218 uint32_t nextstill;
220 priv->state &= ~NAV_FLAG_WAIT_SKIP;
221 priv->state |= NAV_FLAG_STREAM_CHANGE;
222 if(ev->pgc_length)
223 priv->duration = ev->pgc_length/90;
225 if (dvdnav_is_domain_vts(priv->dvdnav)) {
226 mp_msg(MSGT_IDENTIFY, MSGL_INFO, "DVDNAV_TITLE_IS_MOVIE\n");
227 priv->state &= ~NAV_FLAG_VTS_DOMAIN;
228 } else {
229 mp_msg(MSGT_IDENTIFY, MSGL_INFO, "DVDNAV_TITLE_IS_MENU\n");
230 priv->state |= NAV_FLAG_VTS_DOMAIN;
233 nextstill = dvdnav_get_next_still_flag (priv->dvdnav);
234 if (nextstill) {
235 priv->duration = dvdnav_get_duration (nextstill);
236 priv->still_length = nextstill;
237 if (priv->still_length <= 1) {
238 pci_t *pnavpci = dvdnav_get_current_nav_pci (priv->dvdnav);
239 priv->duration = mp_dvdtimetomsec (&pnavpci->pci_gi.e_eltm);
243 break;
245 case DVDNAV_SPU_CLUT_CHANGE: {
246 memcpy(priv->spu_clut, buf, 16*sizeof(unsigned int));
247 priv->state |= NAV_FLAG_SPU_SET;
248 break;
250 case DVDNAV_WAIT: {
251 if ((priv->state & NAV_FLAG_WAIT_SKIP) &&
252 !(priv->state & NAV_FLAG_WAIT))
253 dvdnav_wait_skip (priv->dvdnav);
254 else
255 priv->state |= NAV_FLAG_WAIT;
256 break;
258 case DVDNAV_VTS_CHANGE: {
259 priv->state &= ~NAV_FLAG_WAIT_SKIP;
260 priv->state |= NAV_FLAG_STREAM_CHANGE;
261 break;
263 case DVDNAV_SPU_STREAM_CHANGE: {
264 priv->state |= NAV_FLAG_STREAM_CHANGE;
265 break;
269 *len=0;
271 return event;
274 static void update_title_len(stream_t *stream) {
275 dvdnav_priv_t *priv = stream->priv;
276 dvdnav_status_t status;
277 uint32_t pos = 0, len = 0;
279 status = dvdnav_get_position(priv->dvdnav, &pos, &len);
280 if(status == DVDNAV_STATUS_OK && len) {
281 stream->end_pos = (off_t) len * 2048;
282 stream->seek = seek;
283 } else {
284 stream->seek = NULL;
285 stream->end_pos = 0;
290 static int seek(stream_t *s, off_t newpos) {
291 uint32_t sector = 0;
292 dvdnav_priv_t *priv = s->priv;
294 if(s->end_pos && newpos > s->end_pos)
295 newpos = s->end_pos;
296 sector = newpos / 2048ULL;
297 if(dvdnav_sector_search(priv->dvdnav, (uint64_t) sector, SEEK_SET) != DVDNAV_STATUS_OK)
298 goto fail;
300 s->pos = newpos;
302 return 1;
304 fail:
305 mp_msg(MSGT_STREAM,MSGL_INFO,"dvdnav_stream, seeking to %"PRIu64" failed: %s\n", newpos, dvdnav_err_to_string(priv->dvdnav));
307 return 1;
310 static void stream_dvdnav_close(stream_t *s) {
311 dvdnav_priv_t *priv = s->priv;
312 dvdnav_close(priv->dvdnav);
313 priv->dvdnav = NULL;
314 dvd_set_speed(priv->filename, -1);
315 free(priv);
319 static int fill_buffer(stream_t *s, char *but, int len)
321 int event;
323 dvdnav_priv_t* priv=s->priv;
324 if (priv->state & NAV_FLAG_WAIT_READ) /* read is suspended */
325 return -1;
326 len=0;
327 if(!s->end_pos)
328 update_title_len(s);
329 while(!len) /* grab all event until DVDNAV_BLOCK_OK (len=2048), DVDNAV_STOP or DVDNAV_STILL_FRAME */
331 event=dvdnav_stream_read(priv, s->buffer, &len);
332 if(event==-1 || len==-1)
334 mp_msg(MSGT_CPLAYER,MSGL_ERR, "DVDNAV stream read error!\n");
335 return 0;
337 if (event != DVDNAV_BLOCK_OK)
338 dvdnav_get_highlight (priv, 1);
339 switch (event) {
340 case DVDNAV_STOP: {
341 priv->state |= NAV_FLAG_EOF;
342 return len;
344 case DVDNAV_BLOCK_OK:
345 case DVDNAV_NAV_PACKET:
346 case DVDNAV_STILL_FRAME:
347 return len;
348 case DVDNAV_WAIT: {
349 if (priv->state & NAV_FLAG_WAIT)
350 return len;
351 break;
353 case DVDNAV_VTS_CHANGE: {
354 int tit = 0, part = 0;
355 dvdnav_vts_change_event_t *vts_event = (dvdnav_vts_change_event_t *)s->buffer;
356 mp_msg(MSGT_CPLAYER,MSGL_INFO, "DVDNAV, switched to title: %d\r\n", vts_event->new_vtsN);
357 priv->state |= NAV_FLAG_CELL_CHANGE;
358 priv->state |= NAV_FLAG_AUDIO_CHANGE;
359 priv->state |= NAV_FLAG_SPU_CHANGE;
360 priv->state &= ~NAV_FLAG_WAIT_SKIP;
361 priv->state &= ~NAV_FLAG_WAIT;
362 s->end_pos = 0;
363 update_title_len(s);
364 show_audio_subs_languages(priv->dvdnav);
365 if (priv->state & NAV_FLAG_WAIT_READ_AUTO)
366 priv->state |= NAV_FLAG_WAIT_READ;
367 if(dvdnav_current_title_info(priv->dvdnav, &tit, &part) == DVDNAV_STATUS_OK) {
368 mp_msg(MSGT_CPLAYER,MSGL_V, "\r\nDVDNAV, NEW TITLE %d\r\n", tit);
369 dvdnav_get_highlight (priv, 0);
370 if(priv->title > 0 && tit != priv->title) {
371 priv->state |= NAV_FLAG_EOF;
372 return 0;
375 break;
377 case DVDNAV_CELL_CHANGE: {
378 priv->state |= NAV_FLAG_CELL_CHANGE;
379 priv->state |= NAV_FLAG_AUDIO_CHANGE;
380 priv->state |= NAV_FLAG_SPU_CHANGE;
381 priv->state &= ~NAV_FLAG_WAIT_SKIP;
382 priv->state &= ~NAV_FLAG_WAIT;
383 if (priv->state & NAV_FLAG_WAIT_READ_AUTO)
384 priv->state |= NAV_FLAG_WAIT_READ;
385 if(priv->title > 0 && dvd_last_chapter > 0) {
386 int tit=0, part=0;
387 if(dvdnav_current_title_info(priv->dvdnav, &tit, &part) == DVDNAV_STATUS_OK && part > dvd_last_chapter) {
388 priv->state |= NAV_FLAG_EOF;
389 return 0;
392 dvdnav_get_highlight (priv, 1);
394 break;
395 case DVDNAV_AUDIO_STREAM_CHANGE:
396 priv->state |= NAV_FLAG_AUDIO_CHANGE;
397 break;
398 case DVDNAV_SPU_STREAM_CHANGE:
399 priv->state |= NAV_FLAG_SPU_CHANGE;
400 break;
403 mp_msg(MSGT_STREAM,MSGL_DBG2,"DVDNAV fill_buffer len: %d\n",len);
404 return len;
407 static int control(stream_t *stream, int cmd, void* arg) {
408 dvdnav_priv_t* priv=stream->priv;
409 int tit, part;
411 switch(cmd)
413 case STREAM_CTRL_SEEK_TO_CHAPTER:
415 int chap = *((unsigned int *)arg)+1;
417 if(chap < 1 || dvdnav_current_title_info(priv->dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
418 break;
419 if(dvdnav_part_play(priv->dvdnav, tit, chap) != DVDNAV_STATUS_OK)
420 break;
421 return 1;
423 case STREAM_CTRL_GET_NUM_CHAPTERS:
425 if(dvdnav_current_title_info(priv->dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
426 break;
427 if(dvdnav_get_number_of_parts(priv->dvdnav, tit, &part) != DVDNAV_STATUS_OK)
428 break;
429 if(!part)
430 break;
431 *((unsigned int *)arg) = part;
432 return 1;
434 case STREAM_CTRL_GET_CURRENT_CHAPTER:
436 if(dvdnav_current_title_info(priv->dvdnav, &tit, &part) != DVDNAV_STATUS_OK)
437 break;
438 *((unsigned int *)arg) = part - 1;
439 return 1;
441 case STREAM_CTRL_GET_TIME_LENGTH:
443 if(priv->duration || priv->still_length)
445 *((double *)arg) = (double)priv->duration / 1000.0;
446 return 1;
448 break;
450 case STREAM_CTRL_GET_ASPECT_RATIO:
452 uint8_t ar = dvdnav_get_video_aspect(priv->dvdnav);
453 *((double *)arg) = !ar ? 4.0/3.0 : 16.0/9.0;
454 return 1;
456 case STREAM_CTRL_GET_CURRENT_TIME:
458 double tm;
459 tm = dvdnav_get_current_time(priv->dvdnav)/90000.0f;
460 if(tm != -1)
462 *((double *)arg) = tm;
463 return 1;
465 break;
467 case STREAM_CTRL_SEEK_TO_TIME:
469 uint64_t tm = (uint64_t) (*((double*)arg) * 90000);
470 if(dvdnav_time_search(priv->dvdnav, tm) == DVDNAV_STATUS_OK)
471 return 1;
472 break;
474 case STREAM_CTRL_GET_NUM_ANGLES:
476 uint32_t curr, angles;
477 if(dvdnav_get_angle_info(priv->dvdnav, &curr, &angles) != DVDNAV_STATUS_OK)
478 break;
479 *((int *)arg) = angles;
480 return 1;
482 case STREAM_CTRL_GET_ANGLE:
484 uint32_t curr, angles;
485 if(dvdnav_get_angle_info(priv->dvdnav, &curr, &angles) != DVDNAV_STATUS_OK)
486 break;
487 *((int *)arg) = curr;
488 return 1;
490 case STREAM_CTRL_SET_ANGLE:
492 uint32_t curr, angles;
493 int new_angle = *((int *)arg);
494 if(dvdnav_get_angle_info(priv->dvdnav, &curr, &angles) != DVDNAV_STATUS_OK)
495 break;
496 if(new_angle>angles || new_angle<1)
497 break;
498 if(dvdnav_angle_change(priv->dvdnav, new_angle) != DVDNAV_STATUS_OK)
499 return 1;
503 return STREAM_UNSUPPORTED;
506 static void identify_chapters(dvdnav_t *nav, uint32_t title)
508 uint64_t *parts=NULL, duration=0;
509 uint32_t n, i, t;
510 n = dvdnav_describe_title_chapters(nav, title, &parts, &duration);
511 if(parts) {
512 t = duration / 90;
513 mp_msg(MSGT_IDENTIFY, MSGL_V, "ID_DVD_TITLE_%d_LENGTH=%d.%03d\n", title, t / 1000, t % 1000);
514 mp_msg(MSGT_IDENTIFY, MSGL_INFO, "TITLE %u, CHAPTERS: ", title);
515 for(i=0; i<n; i++) {
516 t = parts[i] / 90000;
517 mp_msg(MSGT_IDENTIFY, MSGL_INFO, "%02d:%02d:%02d,", t/3600, (t/60)%60, t%60);
519 free(parts);
520 mp_msg(MSGT_IDENTIFY, MSGL_INFO, "\n");
524 static void identify(dvdnav_priv_t *priv, struct stream_priv_s *p)
526 uint32_t titles=0, i;
527 if(p->track <= 0) {
528 dvdnav_get_number_of_titles(priv->dvdnav, &titles);
529 for(i=0; i<titles; i++)
530 identify_chapters(priv->dvdnav, i);
532 else
533 identify_chapters(priv->dvdnav, p->track);
536 static void show_audio_subs_languages(dvdnav_t *nav)
538 uint8_t lg;
539 uint16_t i, lang, format, id, channels;
540 int base[7] = {128, 0, 0, 0, 160, 136, 0};
541 for(i=0; i<8; i++)
543 char tmp[] = "unknown";
544 lg = dvdnav_get_audio_logical_stream(nav, i);
545 if(lg == 0xff) continue;
546 channels = dvdnav_audio_stream_channels(nav, lg);
547 if(channels == 0xFFFF)
548 channels = 2; //unknown
549 else
550 channels--;
551 lang = dvdnav_audio_stream_to_lang(nav, lg);
552 if(lang != 0xFFFF)
554 tmp[0] = lang >> 8;
555 tmp[1] = lang & 0xFF;
556 tmp[2] = 0;
558 format = dvdnav_audio_stream_format(nav, lg);
559 if(format == 0xFFFF || format > 6)
560 format = 1; //unknown
561 id = i + base[format];
562 mp_tmsg(MSGT_OPEN,MSGL_STATUS,"audio stream: %d format: %s (%s) language: %s aid: %d.\n", i,
563 dvd_audio_stream_types[format], dvd_audio_stream_channels[channels], tmp, id);
564 if (lang != 0xFFFF && lang && tmp[0])
565 mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_AID_%d_LANG=%s\n", id, tmp);
568 for(i=0; i<32; i++)
570 char tmp[] = "unknown";
571 lg = dvdnav_get_spu_logical_stream(nav, i);
572 if(lg == 0xff) continue;
573 lang = dvdnav_spu_stream_to_lang(nav, i);
574 if(lang != 0xFFFF)
576 tmp[0] = lang >> 8;
577 tmp[1] = lang & 0xFF;
578 tmp[2] = 0;
580 mp_msg(MSGT_OPEN,MSGL_STATUS,"subtitle ( sid ): %d language: %s\n", lg, tmp);
581 if (lang != 0xFFFF && lang && tmp[0])
582 mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_SID_%d_LANG=%s\n", lg, tmp);
586 static int open_s(stream_t *stream,int mode, void* opts, int* file_format) {
587 struct stream_priv_s* p = (struct stream_priv_s*)opts;
588 char *filename;
589 dvdnav_priv_t *priv;
591 if(p->device) filename = p->device;
592 else if(dvd_device) filename= dvd_device;
593 else filename = DEFAULT_DVD_DEVICE;
594 if(!(priv=new_dvdnav_stream(filename))) {
595 mp_tmsg(MSGT_OPEN,MSGL_ERR,"Couldn't open DVD device: %s (%s)\n",filename, strerror(errno));
596 return STREAM_UNSUPPORTED;
599 if(p->track > 0) {
600 priv->title = p->track;
601 if(dvdnav_title_play(priv->dvdnav, p->track) != DVDNAV_STATUS_OK) {
602 mp_msg(MSGT_OPEN,MSGL_FATAL,"dvdnav_stream, couldn't select title %d, error '%s'\n", p->track, dvdnav_err_to_string(priv->dvdnav));
603 return STREAM_UNSUPPORTED;
605 } else if (p->track == 0) {
606 if(dvdnav_menu_call(priv->dvdnav, DVD_MENU_Root) != DVDNAV_STATUS_OK)
607 dvdnav_menu_call(priv->dvdnav, DVD_MENU_Title);
609 if(mp_msg_test(MSGT_IDENTIFY, MSGL_INFO))
610 identify(priv, p);
611 if(p->track > 0)
612 show_audio_subs_languages(priv->dvdnav);
613 if(dvd_angle > 1)
614 dvdnav_angle_change(priv->dvdnav, dvd_angle);
616 stream->sector_size = 2048;
617 stream->flags = STREAM_READ | MP_STREAM_SEEK;
618 stream->fill_buffer = fill_buffer;
619 stream->seek = seek;
620 stream->control = control;
621 stream->close = stream_dvdnav_close;
622 stream->type = STREAMTYPE_DVDNAV;
623 stream->priv=(void*)priv;
624 *file_format = DEMUXER_TYPE_MPEG_PS;
626 update_title_len(stream);
627 if(!stream->pos && p->track > 0)
628 mp_msg(MSGT_OPEN,MSGL_ERR, "INIT ERROR: couldn't get init pos %s\r\n", dvdnav_err_to_string(priv->dvdnav));
630 mp_msg(MSGT_OPEN,MSGL_INFO, "Remember to disable MPlayer's cache when playing dvdnav:// streams (adding -nocache to your command line)\r\n");
632 return STREAM_OK;
636 void mp_dvdnav_handle_input(stream_t *stream, int cmd, int *button) {
637 dvdnav_priv_t * priv = stream->priv;
638 dvdnav_t *nav = priv->dvdnav;
639 dvdnav_status_t status=DVDNAV_STATUS_ERR;
640 pci_t *pci = dvdnav_get_current_nav_pci(nav);
642 if(cmd != MP_CMD_DVDNAV_SELECT && !pci)
643 return;
645 switch(cmd) {
646 case MP_CMD_DVDNAV_UP:
647 status = dvdnav_upper_button_select(nav, pci);
648 break;
649 case MP_CMD_DVDNAV_DOWN:
650 status = dvdnav_lower_button_select(nav, pci);
651 break;
652 case MP_CMD_DVDNAV_LEFT:
653 status = dvdnav_left_button_select(nav, pci);
654 break;
655 case MP_CMD_DVDNAV_RIGHT:
656 status = dvdnav_right_button_select(nav, pci);
657 break;
658 case MP_CMD_DVDNAV_MENU:
659 status = dvdnav_menu_call(nav,DVD_MENU_Root);
660 break;
661 case MP_CMD_DVDNAV_PREVMENU: {
662 int title=0, part=0;
664 dvdnav_current_title_info(nav, &title, &part);
665 if(title) {
666 if((status=dvdnav_menu_call(nav, DVD_MENU_Part)) == DVDNAV_STATUS_OK)
667 break;
669 if((status=dvdnav_menu_call(nav, DVD_MENU_Title)) == DVDNAV_STATUS_OK)
670 break;
671 status=dvdnav_menu_call(nav, DVD_MENU_Root);
673 break;
674 case MP_CMD_DVDNAV_SELECT:
675 status = dvdnav_button_activate(nav, pci);
676 break;
677 case MP_CMD_DVDNAV_MOUSECLICK:
679 this is a workaround: in theory the simple dvdnav_lower_button_select()+dvdnav_button_activate()
680 should be enough (and generally it is), but there are cases when the calls to dvdnav_lower_button_select()
681 and friends fail! Hence we have to call dvdnav_mouse_activate(priv->mousex, priv->mousey) with
682 the coodinates saved by mp_dvdnav_update_mouse_pos().
683 This last call always works well
685 status = dvdnav_mouse_activate(nav, pci, priv->mousex, priv->mousey);
686 break;
687 default:
688 mp_msg(MSGT_CPLAYER, MSGL_V, "Unknown DVDNAV cmd %d\n", cmd);
689 break;
692 if(status == DVDNAV_STATUS_OK)
693 dvdnav_get_current_highlight(nav, button);
696 void mp_dvdnav_update_mouse_pos(stream_t *stream, int32_t x, int32_t y, int* button) {
697 dvdnav_priv_t * priv = stream->priv;
698 dvdnav_t *nav = priv->dvdnav;
699 dvdnav_status_t status;
700 pci_t *pci = dvdnav_get_current_nav_pci(nav);
702 if(!pci) return;
704 status = dvdnav_mouse_select(nav, pci, x, y);
705 if(status == DVDNAV_STATUS_OK) dvdnav_get_current_highlight(nav, button);
706 else *button = -1;
707 priv->mousex = x;
708 priv->mousey = y;
711 static int mp_dvdnav_get_aid_from_format (stream_t *stream, int index, uint8_t lg) {
712 dvdnav_priv_t * priv = stream->priv;
713 uint8_t format;
715 format = dvdnav_audio_stream_format(priv->dvdnav, lg);
716 switch(format) {
717 case DVDNAV_FORMAT_AC3:
718 return index + 128;
719 case DVDNAV_FORMAT_DTS:
720 return index + 136;
721 case DVDNAV_FORMAT_LPCM:
722 return index + 160;
723 case DVDNAV_FORMAT_MPEGAUDIO:
724 return index;
725 default:
726 return -1;
729 return -1;
733 * \brief mp_dvdnav_aid_from_lang() returns the audio id corresponding to the language code 'lang'
734 * \param stream: - stream pointer
735 * \param lang: 2-characters language code[s], eventually separated by spaces of commas
736 * \return -1 on error, current subtitle id if successful
738 int mp_dvdnav_aid_from_lang(stream_t *stream, unsigned char *language) {
739 dvdnav_priv_t * priv = stream->priv;
740 int k;
741 uint8_t lg;
742 uint16_t lang, lcode;
744 while(language && strlen(language)>=2) {
745 lcode = (language[0] << 8) | (language[1]);
746 for(k=0; k<32; k++) {
747 lg = dvdnav_get_audio_logical_stream(priv->dvdnav, k);
748 if(lg == 0xff) continue;
749 lang = dvdnav_audio_stream_to_lang(priv->dvdnav, lg);
750 if(lang != 0xFFFF && lang == lcode)
751 return mp_dvdnav_get_aid_from_format (stream, k, lg);
753 language += 2;
754 while(language[0]==',' || language[0]==' ') ++language;
756 return -1;
760 * \brief mp_dvdnav_lang_from_aid() assigns to buf the language corresponding to audio id 'aid'
761 * \param stream: - stream pointer
762 * \param sid: physical subtitle id
763 * \param buf: buffer to contain the 2-chars language string
764 * \return 0 on error, 1 if successful
766 int mp_dvdnav_lang_from_aid(stream_t *stream, int aid, unsigned char *buf) {
767 uint8_t lg;
768 uint16_t lang;
769 dvdnav_priv_t * priv = stream->priv;
771 if(aid < 0)
772 return 0;
773 lg = dvdnav_get_audio_logical_stream(priv->dvdnav, aid & 0x7);
774 if(lg == 0xff) return 0;
775 lang = dvdnav_audio_stream_to_lang(priv->dvdnav, lg);
776 if(lang == 0xffff) return 0;
777 buf[0] = lang >> 8;
778 buf[1] = lang & 0xFF;
779 buf[2] = 0;
780 return 1;
785 * \brief mp_dvdnav_sid_from_lang() returns the subtitle id corresponding to the language code 'lang'
786 * \param stream: - stream pointer
787 * \param lang: 2-characters language code[s], eventually separated by spaces of commas
788 * \return -1 on error, current subtitle id if successful
790 int mp_dvdnav_sid_from_lang(stream_t *stream, unsigned char *language) {
791 dvdnav_priv_t * priv = stream->priv;
792 uint8_t lg, k;
793 uint16_t lang, lcode;
795 while(language && strlen(language)>=2) {
796 lcode = (language[0] << 8) | (language[1]);
797 for(k=0; k<32; k++) {
798 lg = dvdnav_get_spu_logical_stream(priv->dvdnav, k);
799 if(lg == 0xff) continue;
800 lang = dvdnav_spu_stream_to_lang(priv->dvdnav, k);
801 if(lang != 0xFFFF && lang == lcode) {
802 return lg;
805 language += 2;
806 while(language[0]==',' || language[0]==' ') ++language;
808 return -1;
812 * \brief mp_dvdnav_lang_from_sid() assigns to buf the language corresponding to subtitle id 'sid'
813 * \param stream: - stream pointer
814 * \param sid: physical subtitle id
815 * \param buf: buffer to contain the 2-chars language string
816 * \return 0 on error, 1 if successful
818 int mp_dvdnav_lang_from_sid(stream_t *stream, int sid, unsigned char *buf) {
819 uint8_t k;
820 uint16_t lang;
821 dvdnav_priv_t *priv = stream->priv;
822 if(sid < 0) return 0;
823 for (k=0; k<32; k++)
824 if (dvdnav_get_spu_logical_stream(priv->dvdnav, k) == sid)
825 break;
826 if (k == 32)
827 return 0;
828 lang = dvdnav_spu_stream_to_lang(priv->dvdnav, k);
829 if(lang == 0xffff) return 0;
830 buf[0] = lang >> 8;
831 buf[1] = lang & 0xFF;
832 buf[2] = 0;
833 return 1;
837 * \brief mp_dvdnav_number_of_subs() returns the count of available subtitles
838 * \param stream: - stream pointer
839 * \return 0 on error, something meaningful otherwise
841 int mp_dvdnav_number_of_subs(stream_t *stream) {
842 dvdnav_priv_t * priv = stream->priv;
843 uint8_t lg, k, n=0;
845 if (priv->state & NAV_FLAG_VTS_DOMAIN) return 0;
846 for(k=0; k<32; k++) {
847 lg = dvdnav_get_spu_logical_stream(priv->dvdnav, k);
848 if(lg == 0xff) continue;
849 if(lg >= n) n = lg + 1;
851 return n;
855 * \brief mp_dvdnav_get_spu_clut() returns the spu clut
856 * \param stream: - stream pointer
857 * \return spu clut pointer
859 unsigned int *mp_dvdnav_get_spu_clut(stream_t *stream) {
860 dvdnav_priv_t *priv = stream->priv;
861 return (priv->state & NAV_FLAG_SPU_SET) ? priv->spu_clut : NULL;
865 * \brief mp_dvdnav_get_highlight() get dvdnav highlight struct
866 * \param stream: - stream pointer
867 * \param hl : - highlight struct pointer
869 void mp_dvdnav_get_highlight (stream_t *stream, nav_highlight_t *hl) {
870 dvdnav_priv_t *priv = stream->priv;
871 dvdnav_highlight_event_t hlev = priv->hlev;
873 hl->sx = hlev.sx;
874 hl->sy = hlev.sy;
875 hl->ex = hlev.ex;
876 hl->ey = hlev.ey;
877 hl->palette = hlev.palette;
880 void mp_dvdnav_switch_title (stream_t *stream, int title) {
881 dvdnav_priv_t *priv = stream->priv;
882 uint32_t titles;
884 dvdnav_get_number_of_titles (priv->dvdnav, &titles);
885 if (title > 0 && title <= titles)
886 dvdnav_title_play (priv->dvdnav, title);
890 * \brief Check if end of stream has been reached
891 * \param stream: - stream pointer
892 * \return 1 on really eof
894 int mp_dvdnav_is_eof (stream_t *stream) {
895 return ((dvdnav_priv_t *) stream->priv)->state & NAV_FLAG_EOF;
899 * \brief Skip still frame
900 * \param stream: - stream pointer
901 * \return 0 on success
903 int mp_dvdnav_skip_still (stream_t *stream) {
904 dvdnav_priv_t *priv = stream->priv;
905 if (priv->still_length == 0xff)
906 return 1;
907 dvdnav_still_skip(priv->dvdnav);
908 return 0;
912 * \brief Skip wait event
913 * \param stream: - stream pointer
914 * \return 0 on success
916 int mp_dvdnav_skip_wait (stream_t *stream) {
917 dvdnav_priv_t *priv = stream->priv;
918 if (!(priv->state & NAV_FLAG_WAIT))
919 return 1;
920 priv->state &= ~NAV_FLAG_WAIT;
921 dvdnav_wait_skip(priv->dvdnav);
922 return 0;
926 * \brief Set wait mode
927 * \param stream : - stream pointer
928 * \param mode : - if true, then suspend block read
929 * \param automode: - if true, then VTS or cell change set wait mode
931 void mp_dvdnav_read_wait (stream_t *stream, int mode, int automode) {
932 dvdnav_priv_t *priv = stream->priv;
933 if (mode == 0)
934 priv->state &= ~NAV_FLAG_WAIT_READ;
935 if (mode > 0)
936 priv->state |= NAV_FLAG_WAIT_READ;
937 if (automode == 0)
938 priv->state &= ~NAV_FLAG_WAIT_READ_AUTO;
939 if (automode > 0)
940 priv->state |= NAV_FLAG_WAIT_READ_AUTO;
944 * \brief Check if cell has changed
945 * \param stream: - stream pointer
946 * \param clear : - if true, then clear cell change flag
947 * \return 1 if cell has changed
949 int mp_dvdnav_cell_has_changed (stream_t *stream, int clear) {
950 dvdnav_priv_t *priv = stream->priv;
951 if (!(priv->state & NAV_FLAG_CELL_CHANGE))
952 return 0;
953 if (clear) {
954 priv->state &= ~NAV_FLAG_CELL_CHANGE;
955 priv->state |= NAV_FLAG_STREAM_CHANGE;
957 return 1;
961 * \brief Check if audio has changed
962 * \param stream: - stream pointer
963 * \param clear : - if true, then clear audio change flag
964 * \return 1 if audio has changed
966 int mp_dvdnav_audio_has_changed (stream_t *stream, int clear) {
967 dvdnav_priv_t *priv = stream->priv;
969 if (!(priv->state & NAV_FLAG_AUDIO_CHANGE))
970 return 0;
972 if (clear)
973 priv->state &= ~NAV_FLAG_AUDIO_CHANGE;
975 return 1;
979 * \brief Check if SPU has changed
980 * \param stream: - stream pointer
981 * \param clear : - if true, then clear spu change flag
982 * \return 1 if spu has changed
984 int mp_dvdnav_spu_has_changed (stream_t *stream, int clear) {
985 dvdnav_priv_t *priv = stream->priv;
987 if (!(priv->state & NAV_FLAG_SPU_CHANGE))
988 return 0;
990 if (clear)
991 priv->state &= ~NAV_FLAG_SPU_CHANGE;
993 return 1;
996 /* Notify if something has changed in stream
997 * Can be related to title, chapter, audio or SPU
999 int mp_dvdnav_stream_has_changed (stream_t *stream) {
1000 dvdnav_priv_t *priv = stream->priv;
1002 if (!(priv->state & NAV_FLAG_STREAM_CHANGE))
1003 return 0;
1005 priv->state &= ~NAV_FLAG_STREAM_CHANGE;
1006 return 1;
1009 const stream_info_t stream_info_dvdnav = {
1010 "DVDNAV stream",
1011 "null",
1014 open_s,
1015 { "dvdnav", NULL },
1016 &stream_opts,
1017 1 // Urls are an option string