code.vuplus.com Git - vuplus_dvbapp/blob - lib/service/servicemp3.cpp

   1 #ifdef HAVE_GSTREAMER
   2
   3         /* note: this requires gstreamer 0.10.x and a big list of plugins. */
   4         /* it's currently hardcoded to use a big-endian alsasink as sink. */
   5 #include <lib/base/ebase.h>
   6 #include <lib/base/eerror.h>
   7 #include <lib/base/init_num.h>
   8 #include <lib/base/init.h>
   9 #include <lib/base/nconfig.h>
  10 #include <lib/base/object.h>
  11 #include <lib/dvb/decoder.h>
  12 #include <lib/components/file_eraser.h>
  13 #include <lib/gui/esubtitle.h>
  14 #include <lib/service/servicemp3.h>
  15 #include <lib/service/service.h>
  16
  17 #include <string>
  18
  19 #include <gst/gst.h>
  20 #include <gst/pbutils/missing-plugins.h>
  21 #include <sys/stat.h>
  22
  23 // eServiceFactoryMP3
  24
  25 eServiceFactoryMP3::eServiceFactoryMP3()
  26 {
  27         ePtr<eServiceCenter> sc;
  28
  29         eServiceCenter::getPrivInstance(sc);
  30         if (sc)
  31         {
  32                 std::list<std::string> extensions;
  33                 extensions.push_back("mp2");
  34                 extensions.push_back("mp3");
  35                 extensions.push_back("ogg");
  36                 extensions.push_back("mpg");
  37                 extensions.push_back("vob");
  38                 extensions.push_back("wav");
  39                 extensions.push_back("wave");
  40                 extensions.push_back("m4v");
  41                 extensions.push_back("mkv");
  42                 extensions.push_back("avi");
  43                 extensions.push_back("divx");
  44                 extensions.push_back("dat");
  45                 extensions.push_back("flac");
  46                 extensions.push_back("mp4");
  47                 extensions.push_back("mov");
  48                 extensions.push_back("m4a");
  49                 sc->addServiceFactory(eServiceFactoryMP3::id, this, extensions);
  50         }
  51
  52         m_service_info = new eStaticServiceMP3Info();
  53 }
  54
  55 eServiceFactoryMP3::~eServiceFactoryMP3()
  56 {
  57         ePtr<eServiceCenter> sc;
  58
  59         eServiceCenter::getPrivInstance(sc);
  60         if (sc)
  61                 sc->removeServiceFactory(eServiceFactoryMP3::id);
  62 }
  63
  64 DEFINE_REF(eServiceFactoryMP3)
  65
  66         // iServiceHandler
  67 RESULT eServiceFactoryMP3::play(const eServiceReference &ref, ePtr<iPlayableService> &ptr)
  68 {
  69                 // check resources...
  70         ptr = new eServiceMP3(ref);
  71         return 0;
  72 }
  73
  74 RESULT eServiceFactoryMP3::record(const eServiceReference &ref, ePtr<iRecordableService> &ptr)
  75 {
  76         ptr=0;
  77         return -1;
  78 }
  79
  80 RESULT eServiceFactoryMP3::list(const eServiceReference &, ePtr<iListableService> &ptr)
  81 {
  82         ptr=0;
  83         return -1;
  84 }
  85
  86 RESULT eServiceFactoryMP3::info(const eServiceReference &ref, ePtr<iStaticServiceInformation> &ptr)
  87 {
  88         ptr = m_service_info;
  89         return 0;
  90 }
  91
  92 class eMP3ServiceOfflineOperations: public iServiceOfflineOperations
  93 {
  94         DECLARE_REF(eMP3ServiceOfflineOperations);
  95         eServiceReference m_ref;
  96 public:
  97         eMP3ServiceOfflineOperations(const eServiceReference &ref);
  98
  99         RESULT deleteFromDisk(int simulate);
 100         RESULT getListOfFilenames(std::list<std::string> &);
 101         RESULT reindex();
 102 };
 103
 104 DEFINE_REF(eMP3ServiceOfflineOperations);
 105
 106 eMP3ServiceOfflineOperations::eMP3ServiceOfflineOperations(const eServiceReference &ref): m_ref((const eServiceReference&)ref)
 107 {
 108 }
 109
 110 RESULT eMP3ServiceOfflineOperations::deleteFromDisk(int simulate)
 111 {
 112         if (simulate)
 113                 return 0;
 114         else
 115         {
 116                 std::list<std::string> res;
 117                 if (getListOfFilenames(res))
 118                         return -1;
 119
 120                 eBackgroundFileEraser *eraser = eBackgroundFileEraser::getInstance();
 121                 if (!eraser)
 122                         eDebug("FATAL !! can't get background file eraser");
 123
 124                 for (std::list<std::string>::iterator i(res.begin()); i != res.end(); ++i)
 125                 {
 126                         eDebug("Removing %s...", i->c_str());
 127                         if (eraser)
 128                                 eraser->erase(i->c_str());
 129                         else
 130                                 ::unlink(i->c_str());
 131                 }
 132
 133                 return 0;
 134         }
 135 }
 136
 137 RESULT eMP3ServiceOfflineOperations::getListOfFilenames(std::list<std::string> &res)
 138 {
 139         res.clear();
 140         res.push_back(m_ref.path);
 141         return 0;
 142 }
 143
 144 RESULT eMP3ServiceOfflineOperations::reindex()
 145 {
 146         return -1;
 147 }
 148
 149
 150 RESULT eServiceFactoryMP3::offlineOperations(const eServiceReference &ref, ePtr<iServiceOfflineOperations> &ptr)
 151 {
 152         ptr = new eMP3ServiceOfflineOperations(ref);
 153         return 0;
 154 }
 155
 156 // eStaticServiceMP3Info
 157
 158
 159 // eStaticServiceMP3Info is seperated from eServiceMP3 to give information
 160 // about unopened files.
 161
 162 // probably eServiceMP3 should use this class as well, and eStaticServiceMP3Info
 163 // should have a database backend where ID3-files etc. are cached.
 164 // this would allow listing the mp3 database based on certain filters.
 165
 166 DEFINE_REF(eStaticServiceMP3Info)
 167
 168 eStaticServiceMP3Info::eStaticServiceMP3Info()
 169 {
 170 }
 171
 172 RESULT eStaticServiceMP3Info::getName(const eServiceReference &ref, std::string &name)
 173 {
 174         if ( ref.name.length() )
 175                 name = ref.name;
 176         else
 177         {
 178                 size_t last = ref.path.rfind('/');
 179                 if (last != std::string::npos)
 180                         name = ref.path.substr(last+1);
 181                 else
 182                         name = ref.path;
 183         }
 184         return 0;
 185 }
 186
 187 int eStaticServiceMP3Info::getLength(const eServiceReference &ref)
 188 {
 189         return -1;
 190 }
 191
 192 int eStaticServiceMP3Info::getInfo(const eServiceReference &ref, int w)
 193 {
 194         switch (w)
 195         {
 196         case iServiceInformation::sTimeCreate:
 197         {
 198                 struct stat s;
 199                 if(stat(ref.path.c_str(), &s) == 0)
 200                 {
 201                   return s.st_mtime;
 202                 }
 203                 return iServiceInformation::resNA;
 204         }
 205         default: break;
 206         }
 207         return iServiceInformation::resNA;
 208 }
 209
 210
 211 // eServiceMP3
 212 int eServiceMP3::ac3_delay,
 213     eServiceMP3::pcm_delay;
 214
 215 eServiceMP3::eServiceMP3(eServiceReference ref)
 216         :m_ref(ref), m_pump(eApp, 1)
 217 {
 218         m_seekTimeout = eTimer::create(eApp);
 219         m_subtitle_sync_timer = eTimer::create(eApp);
 220         m_stream_tags = 0;
 221         m_currentAudioStream = -1;
 222         m_currentSubtitleStream = 0;
 223         m_subtitle_widget = 0;
 224         m_currentTrickRatio = 0;
 225         m_subs_to_pull = 0;
 226         m_buffer_size = 1*1024*1024;
 227         CONNECT(m_seekTimeout->timeout, eServiceMP3::seekTimeoutCB);
 228         CONNECT(m_subtitle_sync_timer->timeout, eServiceMP3::pushSubtitles);
 229         CONNECT(m_pump.recv_msg, eServiceMP3::gstPoll);
 230         m_aspect = m_width = m_height = m_framerate = m_progressive = -1;
 231
 232         m_state = stIdle;
 233         eDebug("eServiceMP3::construct!");
 234
 235         const char *filename = m_ref.path.c_str();
 236         const char *ext = strrchr(filename, '.');
 237         if (!ext)
 238                 ext = filename;
 239
 240         sourceStream sourceinfo;
 241         sourceinfo.is_video = FALSE;
 242         sourceinfo.audiotype = atUnknown;
 243         if ( (strcasecmp(ext, ".mpeg") && strcasecmp(ext, ".mpg") && strcasecmp(ext, ".vob") && strcasecmp(ext, ".bin") && strcasecmp(ext, ".dat") ) == 0 )
 244         {
 245                 sourceinfo.containertype = ctMPEGPS;
 246                 sourceinfo.is_video = TRUE;
 247         }
 248         else if ( strcasecmp(ext, ".ts") == 0 )
 249         {
 250                 sourceinfo.containertype = ctMPEGTS;
 251                 sourceinfo.is_video = TRUE;
 252         }
 253         else if ( strcasecmp(ext, ".mkv") == 0 )
 254         {
 255                 sourceinfo.containertype = ctMKV;
 256                 sourceinfo.is_video = TRUE;
 257         }
 258         else if ( strcasecmp(ext, ".avi") == 0 || strcasecmp(ext, ".divx") == 0)
 259         {
 260                 sourceinfo.containertype = ctAVI;
 261                 sourceinfo.is_video = TRUE;
 262         }
 263         else if ( strcasecmp(ext, ".mp4") == 0 || strcasecmp(ext, ".mov") == 0 || strcasecmp(ext, ".m4v") == 0)
 264         {
 265                 sourceinfo.containertype = ctMP4;
 266                 sourceinfo.is_video = TRUE;
 267         }
 268         else if ( strcasecmp(ext, ".m4a") == 0 )
 269         {
 270                 sourceinfo.containertype = ctMP4;
 271                 sourceinfo.audiotype = atAAC;
 272         }
 273         else if ( strcasecmp(ext, ".mp3") == 0 )
 274                 sourceinfo.audiotype = atMP3;
 275         else if ( (strncmp(filename, "/autofs/", 8) || strncmp(filename+strlen(filename)-13, "/track-", 7) || strcasecmp(ext, ".wav")) == 0 )
 276                 sourceinfo.containertype = ctCDA;
 277         if ( strcasecmp(ext, ".dat") == 0 )
 278         {
 279                 sourceinfo.containertype = ctVCD;
 280                 sourceinfo.is_video = TRUE;
 281         }
 282         if ( (strncmp(filename, "http://", 7)) == 0 || (strncmp(filename, "udp://", 6)) == 0 || (strncmp(filename, "rtp://", 6)) == 0  || (strncmp(filename, "https://", 8)) == 0 || (strncmp(filename, "mms://", 6)) == 0 || (strncmp(filename, "rtsp://", 7)) == 0 )
 283                 sourceinfo.is_streaming = TRUE;
 284
 285         gchar *uri;
 286
 287         if ( sourceinfo.is_streaming )
 288         {
 289                 uri = g_strdup_printf ("%s", filename);
 290         }
 291         else if ( sourceinfo.containertype == ctCDA )
 292         {
 293                 int i_track = atoi(filename+18);
 294                 uri = g_strdup_printf ("cdda://%i", i_track);
 295         }
 296         else if ( sourceinfo.containertype == ctVCD )
 297         {
 298                 int fd = open(filename,O_RDONLY);
 299                 char tmp[128*1024];
 300                 int ret = read(fd, tmp, 128*1024);
 301                 close(fd);
 302                 if ( ret == -1 ) // this is a "REAL" VCD
 303                         uri = g_strdup_printf ("vcd://");
 304                 else
 305                         uri = g_strdup_printf ("file://%s", filename);
 306         }
 307         else
 308
 309                 uri = g_strdup_printf ("file://%s", filename);
 310
 311         eDebug("eServiceMP3::playbin2 uri=%s", uri);
 312
 313         m_gst_playbin = gst_element_factory_make("playbin2", "playbin");
 314         if (!m_gst_playbin)
 315                 m_error_message = "failed to create GStreamer pipeline!\n";
 316
 317         g_object_set (G_OBJECT (m_gst_playbin), "uri", uri, NULL);
 318
 319         int flags = 0x47; // ( == GST_PLAY_FLAG_VIDEO | GST_PLAY_FLAG_AUDIO | GST_PLAY_FLAG_NATIVE_VIDEO | GST_PLAY_FLAG_TEXT )
 320         g_object_set (G_OBJECT (m_gst_playbin), "flags", flags, NULL);
 321
 322         g_free(uri);
 323
 324         GstElement *subsink = gst_element_factory_make("appsink", "subtitle_sink");
 325         if (!subsink)
 326                 eDebug("eServiceMP3::sorry, can't play: missing gst-plugin-appsink");
 327         else
 328         {
 329                 m_subs_to_pull_handler_id = g_signal_connect (subsink, "new-buffer", G_CALLBACK (gstCBsubtitleAvail), this);
 330                 g_object_set (G_OBJECT (m_gst_playbin), "text-sink", subsink, NULL);
 331         }
 332
 333         if ( m_gst_playbin )
 334         {
 335                 gst_bus_set_sync_handler(gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin)), gstBusSyncHandler, this);
 336                 char srt_filename[strlen(filename)+1];
 337                 strncpy(srt_filename,filename,strlen(filename)-3);
 338                 srt_filename[strlen(filename)-3]='\0';
 339                 strcat(srt_filename, "srt");
 340                 struct stat buffer;
 341                 if (stat(srt_filename, &buffer) == 0)
 342                 {
 343                         std::string suburi = "file://" + (std::string)srt_filename;
 344                         eDebug("eServiceMP3::subtitle uri: %s",suburi.c_str());
 345                         g_object_set (G_OBJECT (m_gst_playbin), "suburi", suburi.c_str(), NULL);
 346                         subtitleStream subs;
 347                         subs.type = stSRT;
 348                         subs.language_code = std::string("und");
 349                         m_subtitleStreams.push_back(subs);
 350                 }
 351         } else
 352         {
 353                 m_event((iPlayableService*)this, evUser+12);
 354
 355                 if (m_gst_playbin)
 356                         gst_object_unref(GST_OBJECT(m_gst_playbin));
 357
 358                 eDebug("eServiceMP3::sorry, can't play: %s",m_error_message.c_str());
 359                 m_gst_playbin = 0;
 360         }
 361
 362         setBufferSize(m_buffer_size);
 363 }
 364
 365 eServiceMP3::~eServiceMP3()
 366 {
 367         // disconnect subtitle callback
 368         GstElement *sink;
 369         g_object_get (G_OBJECT (m_gst_playbin), "text-sink", &sink, NULL);
 370         if (sink)
 371         {
 372                 g_signal_handler_disconnect (sink, m_subs_to_pull_handler_id);
 373                 gst_object_unref(sink);
 374         }
 375
 376         delete m_subtitle_widget;
 377
 378         // disconnect sync handler callback
 379         gst_bus_set_sync_handler(gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin)), NULL, NULL);
 380
 381         if (m_state == stRunning)
 382                 stop();
 383
 384         if (m_stream_tags)
 385                 gst_tag_list_free(m_stream_tags);
 386
 387         if (m_gst_playbin)
 388         {
 389                 gst_object_unref (GST_OBJECT (m_gst_playbin));
 390                 eDebug("eServiceMP3::destruct!");
 391         }
 392 }
 393
 394 DEFINE_REF(eServiceMP3);
 395
 396 RESULT eServiceMP3::connectEvent(const Slot2<void,iPlayableService*,int> &event, ePtr<eConnection> &connection)
 397 {
 398         connection = new eConnection((iPlayableService*)this, m_event.connect(event));
 399         return 0;
 400 }
 401
 402 RESULT eServiceMP3::start()
 403 {
 404         ASSERT(m_state == stIdle);
 405
 406         m_state = stRunning;
 407         if (m_gst_playbin)
 408         {
 409                 eDebug("eServiceMP3::starting pipeline");
 410                 gst_element_set_state (m_gst_playbin, GST_STATE_PLAYING);
 411         }
 412
 413         m_event(this, evStart);
 414
 415         return 0;
 416 }
 417
 418 RESULT eServiceMP3::stop()
 419 {
 420         ASSERT(m_state != stIdle);
 421
 422         if (m_state == stStopped)
 423                 return -1;
 424
 425         eDebug("eServiceMP3::stop %s", m_ref.path.c_str());
 426         gst_element_set_state(m_gst_playbin, GST_STATE_NULL);
 427         m_state = stStopped;
 428
 429         return 0;
 430 }
 431
 432 RESULT eServiceMP3::setTarget(int target)
 433 {
 434         return -1;
 435 }
 436
 437 RESULT eServiceMP3::pause(ePtr<iPauseableService> &ptr)
 438 {
 439         ptr=this;
 440         return 0;
 441 }
 442
 443 RESULT eServiceMP3::setSlowMotion(int ratio)
 444 {
 445         if (!ratio)
 446                 return 0;
 447         eDebug("eServiceMP3::setSlowMotion ratio=%f",1/(float)ratio);
 448         return trickSeek(1/(float)ratio);
 449 }
 450
 451 RESULT eServiceMP3::setFastForward(int ratio)
 452 {
 453         eDebug("eServiceMP3::setFastForward ratio=%i",ratio);
 454         return trickSeek(ratio);
 455 }
 456
 457 void eServiceMP3::seekTimeoutCB()
 458 {
 459         pts_t ppos, len;
 460         getPlayPosition(ppos);
 461         getLength(len);
 462         ppos += 90000*m_currentTrickRatio;
 463
 464         if (ppos < 0)
 465         {
 466                 ppos = 0;
 467                 m_seekTimeout->stop();
 468         }
 469         if (ppos > len)
 470         {
 471                 ppos = 0;
 472                 stop();
 473                 m_seekTimeout->stop();
 474                 return;
 475         }
 476         seekTo(ppos);
 477 }
 478
 479                 // iPausableService
 480 RESULT eServiceMP3::pause()
 481 {
 482         if (!m_gst_playbin || m_state != stRunning)
 483                 return -1;
 484
 485         gst_element_set_state(m_gst_playbin, GST_STATE_PAUSED);
 486
 487         return 0;
 488 }
 489
 490 RESULT eServiceMP3::unpause()
 491 {
 492         if (!m_gst_playbin || m_state != stRunning)
 493                 return -1;
 494
 495         gst_element_set_state(m_gst_playbin, GST_STATE_PLAYING);
 496
 497         return 0;
 498 }
 499
 500         /* iSeekableService */
 501 RESULT eServiceMP3::seek(ePtr<iSeekableService> &ptr)
 502 {
 503         ptr = this;
 504         return 0;
 505 }
 506
 507 RESULT eServiceMP3::getLength(pts_t &pts)
 508 {
 509         if (!m_gst_playbin)
 510                 return -1;
 511
 512         if (m_state != stRunning)
 513                 return -1;
 514
 515         GstFormat fmt = GST_FORMAT_TIME;
 516         gint64 len;
 517
 518         if (!gst_element_query_duration(m_gst_playbin, &fmt, &len))
 519                 return -1;
 520                 /* len is in nanoseconds. we have 90 000 pts per second. */
 521
 522         pts = len / 11111;
 523         return 0;
 524 }
 525
 526 RESULT eServiceMP3::seekToImpl(pts_t to)
 527 {
 528                 /* convert pts to nanoseconds */
 529         gint64 time_nanoseconds = to * 11111LL;
 530         if (!gst_element_seek (m_gst_playbin, 1.0, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH,
 531                 GST_SEEK_TYPE_SET, time_nanoseconds,
 532                 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE))
 533         {
 534                 eDebug("eServiceMP3::seekTo failed");
 535                 return -1;
 536         }
 537
 538         return 0;
 539 }
 540
 541 RESULT eServiceMP3::seekTo(pts_t to)
 542 {
 543         RESULT ret = -1;
 544
 545         if (m_gst_playbin) {
 546                 eSingleLocker l(m_subs_to_pull_lock); // this is needed to dont handle incomming subtitles during seek!
 547                 if (!(ret = seekToImpl(to)))
 548                 {
 549                         m_subtitle_pages.clear();
 550                         m_subs_to_pull = 0;
 551                 }
 552         }
 553
 554         return ret;
 555 }
 556
 557
 558 RESULT eServiceMP3::trickSeek(gdouble ratio)
 559 {
 560         if (!m_gst_playbin)
 561                 return -1;
 562         if (!ratio)
 563                 return seekRelative(0, 0);
 564
 565         GstEvent *s_event;
 566         int flags;
 567         flags = GST_SEEK_FLAG_NONE;
 568         flags |= GST_SEEK_FLAG_FLUSH;
 569 //      flags |= GstSeekFlags (GST_SEEK_FLAG_ACCURATE);
 570         flags |= GST_SEEK_FLAG_KEY_UNIT;
 571 //      flags |= GstSeekFlags (GST_SEEK_FLAG_SEGMENT);
 572 //      flags |= GstSeekFlags (GST_SEEK_FLAG_SKIP);
 573
 574         GstFormat fmt = GST_FORMAT_TIME;
 575         gint64 pos, len;
 576         gst_element_query_duration(m_gst_playbin, &fmt, &len);
 577         gst_element_query_position(m_gst_playbin, &fmt, &pos);
 578
 579         if ( ratio >= 0 )
 580         {
 581                 s_event = gst_event_new_seek (ratio, GST_FORMAT_TIME, (GstSeekFlags)flags, GST_SEEK_TYPE_SET, pos, GST_SEEK_TYPE_SET, len);
 582
 583                 eDebug("eServiceMP3::trickSeek with rate %lf to %" GST_TIME_FORMAT " ", ratio, GST_TIME_ARGS (pos));
 584         }
 585         else
 586         {
 587                 s_event = gst_event_new_seek (ratio, GST_FORMAT_TIME, (GstSeekFlags)(GST_SEEK_FLAG_SKIP|GST_SEEK_FLAG_FLUSH), GST_SEEK_TYPE_NONE, -1, GST_SEEK_TYPE_NONE, -1);
 588         }
 589
 590         if (!gst_element_send_event ( GST_ELEMENT (m_gst_playbin), s_event))
 591         {
 592                 eDebug("eServiceMP3::trickSeek failed");
 593                 return -1;
 594         }
 595
 596         return 0;
 597 }
 598
 599
 600 RESULT eServiceMP3::seekRelative(int direction, pts_t to)
 601 {
 602         if (!m_gst_playbin)
 603                 return -1;
 604
 605         pts_t ppos;
 606         getPlayPosition(ppos);
 607         ppos += to * direction;
 608         if (ppos < 0)
 609                 ppos = 0;
 610         seekTo(ppos);
 611
 612         return 0;
 613 }
 614
 615 RESULT eServiceMP3::getPlayPosition(pts_t &pts)
 616 {
 617         GstFormat fmt = GST_FORMAT_TIME;
 618         gint64 pos;
 619         GstElement *sink;
 620         pts = 0;
 621
 622         if (!m_gst_playbin)
 623                 return -1;
 624         if (m_state != stRunning)
 625                 return -1;
 626
 627         g_object_get (G_OBJECT (m_gst_playbin), "audio-sink", &sink, NULL);
 628
 629         if (!sink)
 630                 g_object_get (G_OBJECT (m_gst_playbin), "video-sink", &sink, NULL);
 631
 632         if (!sink)
 633                 return -1;
 634
 635         gchar *name = gst_element_get_name(sink);
 636         gboolean use_get_decoder_time = strstr(name, "dvbaudiosink") || strstr(name, "dvbvideosink");
 637         g_free(name);
 638
 639         if (use_get_decoder_time)
 640                 g_signal_emit_by_name(sink, "get-decoder-time", &pos);
 641
 642         gst_object_unref(sink);
 643
 644         if (!use_get_decoder_time && !gst_element_query_position(m_gst_playbin, &fmt, &pos)) {
 645                 eDebug("gst_element_query_position failed in getPlayPosition");
 646                 return -1;
 647         }
 648
 649         /* pos is in nanoseconds. we have 90 000 pts per second. */
 650         pts = pos / 11111;
 651         return 0;
 652 }
 653
 654 RESULT eServiceMP3::setTrickmode(int trick)
 655 {
 656                 /* trickmode is not yet supported by our dvbmediasinks. */
 657         return -1;
 658 }
 659
 660 RESULT eServiceMP3::isCurrentlySeekable()
 661 {
 662         return 1;
 663 }
 664
 665 RESULT eServiceMP3::info(ePtr<iServiceInformation>&i)
 666 {
 667         i = this;
 668         return 0;
 669 }
 670
 671 RESULT eServiceMP3::getName(std::string &name)
 672 {
 673         std::string title = m_ref.getName();
 674         if (title.empty())
 675         {
 676                 name = m_ref.path;
 677                 size_t n = name.rfind('/');
 678                 if (n != std::string::npos)
 679                         name = name.substr(n + 1);
 680         }
 681         else
 682                 name = title;
 683         return 0;
 684 }
 685
 686 int eServiceMP3::getInfo(int w)
 687 {
 688         const gchar *tag = 0;
 689
 690         switch (w)
 691         {
 692         case sServiceref: return m_ref;
 693         case sVideoHeight: return m_height;
 694         case sVideoWidth: return m_width;
 695         case sFrameRate: return m_framerate;
 696         case sProgressive: return m_progressive;
 697         case sAspect: return m_aspect;
 698         case sTagTitle:
 699         case sTagArtist:
 700         case sTagAlbum:
 701         case sTagTitleSortname:
 702         case sTagArtistSortname:
 703         case sTagAlbumSortname:
 704         case sTagDate:
 705         case sTagComposer:
 706         case sTagGenre:
 707         case sTagComment:
 708         case sTagExtendedComment:
 709         case sTagLocation:
 710         case sTagHomepage:
 711         case sTagDescription:
 712         case sTagVersion:
 713         case sTagISRC:
 714         case sTagOrganization:
 715         case sTagCopyright:
 716         case sTagCopyrightURI:
 717         case sTagContact:
 718         case sTagLicense:
 719         case sTagLicenseURI:
 720         case sTagCodec:
 721         case sTagAudioCodec:
 722         case sTagVideoCodec:
 723         case sTagEncoder:
 724         case sTagLanguageCode:
 725         case sTagKeywords:
 726         case sTagChannelMode:
 727         case sUser+12:
 728                 return resIsString;
 729         case sTagTrackGain:
 730         case sTagTrackPeak:
 731         case sTagAlbumGain:
 732         case sTagAlbumPeak:
 733         case sTagReferenceLevel:
 734         case sTagBeatsPerMinute:
 735         case sTagImage:
 736         case sTagPreviewImage:
 737         case sTagAttachment:
 738                 return resIsPyObject;
 739         case sTagTrackNumber:
 740                 tag = GST_TAG_TRACK_NUMBER;
 741                 break;
 742         case sTagTrackCount:
 743                 tag = GST_TAG_TRACK_COUNT;
 744                 break;
 745         case sTagAlbumVolumeNumber:
 746                 tag = GST_TAG_ALBUM_VOLUME_NUMBER;
 747                 break;
 748         case sTagAlbumVolumeCount:
 749                 tag = GST_TAG_ALBUM_VOLUME_COUNT;
 750                 break;
 751         case sTagBitrate:
 752                 tag = GST_TAG_BITRATE;
 753                 break;
 754         case sTagNominalBitrate:
 755                 tag = GST_TAG_NOMINAL_BITRATE;
 756                 break;
 757         case sTagMinimumBitrate:
 758                 tag = GST_TAG_MINIMUM_BITRATE;
 759                 break;
 760         case sTagMaximumBitrate:
 761                 tag = GST_TAG_MAXIMUM_BITRATE;
 762                 break;
 763         case sTagSerial:
 764                 tag = GST_TAG_SERIAL;
 765                 break;
 766         case sTagEncoderVersion:
 767                 tag = GST_TAG_ENCODER_VERSION;
 768                 break;
 769         case sTagCRC:
 770                 tag = "has-crc";
 771                 break;
 772         default:
 773                 return resNA;
 774         }
 775
 776         if (!m_stream_tags || !tag)
 777                 return 0;
 778
 779         guint value;
 780         if (gst_tag_list_get_uint(m_stream_tags, tag, &value))
 781                 return (int) value;
 782
 783         return 0;
 784 }
 785
 786 std::string eServiceMP3::getInfoString(int w)
 787 {
 788         if ( !m_stream_tags && w < sUser && w > 26 )
 789                 return "";
 790         const gchar *tag = 0;
 791         switch (w)
 792         {
 793         case sTagTitle:
 794                 tag = GST_TAG_TITLE;
 795                 break;
 796         case sTagArtist:
 797                 tag = GST_TAG_ARTIST;
 798                 break;
 799         case sTagAlbum:
 800                 tag = GST_TAG_ALBUM;
 801                 break;
 802         case sTagTitleSortname:
 803                 tag = GST_TAG_TITLE_SORTNAME;
 804                 break;
 805         case sTagArtistSortname:
 806                 tag = GST_TAG_ARTIST_SORTNAME;
 807                 break;
 808         case sTagAlbumSortname:
 809                 tag = GST_TAG_ALBUM_SORTNAME;
 810                 break;
 811         case sTagDate:
 812                 GDate *date;
 813                 if (gst_tag_list_get_date(m_stream_tags, GST_TAG_DATE, &date))
 814                 {
 815                         gchar res[5];
 816                         g_date_strftime (res, sizeof(res), "%Y-%M-%D", date);
 817                         return (std::string)res;
 818                 }
 819                 break;
 820         case sTagComposer:
 821                 tag = GST_TAG_COMPOSER;
 822                 break;
 823         case sTagGenre:
 824                 tag = GST_TAG_GENRE;
 825                 break;
 826         case sTagComment:
 827                 tag = GST_TAG_COMMENT;
 828                 break;
 829         case sTagExtendedComment:
 830                 tag = GST_TAG_EXTENDED_COMMENT;
 831                 break;
 832         case sTagLocation:
 833                 tag = GST_TAG_LOCATION;
 834                 break;
 835         case sTagHomepage:
 836                 tag = GST_TAG_HOMEPAGE;
 837                 break;
 838         case sTagDescription:
 839                 tag = GST_TAG_DESCRIPTION;
 840                 break;
 841         case sTagVersion:
 842                 tag = GST_TAG_VERSION;
 843                 break;
 844         case sTagISRC:
 845                 tag = GST_TAG_ISRC;
 846                 break;
 847         case sTagOrganization:
 848                 tag = GST_TAG_ORGANIZATION;
 849                 break;
 850         case sTagCopyright:
 851                 tag = GST_TAG_COPYRIGHT;
 852                 break;
 853         case sTagCopyrightURI:
 854                 tag = GST_TAG_COPYRIGHT_URI;
 855                 break;
 856         case sTagContact:
 857                 tag = GST_TAG_CONTACT;
 858                 break;
 859         case sTagLicense:
 860                 tag = GST_TAG_LICENSE;
 861                 break;
 862         case sTagLicenseURI:
 863                 tag = GST_TAG_LICENSE_URI;
 864                 break;
 865         case sTagCodec:
 866                 tag = GST_TAG_CODEC;
 867                 break;
 868         case sTagAudioCodec:
 869                 tag = GST_TAG_AUDIO_CODEC;
 870                 break;
 871         case sTagVideoCodec:
 872                 tag = GST_TAG_VIDEO_CODEC;
 873                 break;
 874         case sTagEncoder:
 875                 tag = GST_TAG_ENCODER;
 876                 break;
 877         case sTagLanguageCode:
 878                 tag = GST_TAG_LANGUAGE_CODE;
 879                 break;
 880         case sTagKeywords:
 881                 tag = GST_TAG_KEYWORDS;
 882                 break;
 883         case sTagChannelMode:
 884                 tag = "channel-mode";
 885                 break;
 886         case sUser+12:
 887                 return m_error_message;
 888         default:
 889                 return "";
 890         }
 891         if ( !tag )
 892                 return "";
 893         gchar *value;
 894         if (gst_tag_list_get_string(m_stream_tags, tag, &value))
 895         {
 896                 std::string res = value;
 897                 g_free(value);
 898                 return res;
 899         }
 900         return "";
 901 }
 902
 903 PyObject *eServiceMP3::getInfoObject(int w)
 904 {
 905         const gchar *tag = 0;
 906         bool isBuffer = false;
 907         switch (w)
 908         {
 909                 case sTagTrackGain:
 910                         tag = GST_TAG_TRACK_GAIN;
 911                         break;
 912                 case sTagTrackPeak:
 913                         tag = GST_TAG_TRACK_PEAK;
 914                         break;
 915                 case sTagAlbumGain:
 916                         tag = GST_TAG_ALBUM_GAIN;
 917                         break;
 918                 case sTagAlbumPeak:
 919                         tag = GST_TAG_ALBUM_PEAK;
 920                         break;
 921                 case sTagReferenceLevel:
 922                         tag = GST_TAG_REFERENCE_LEVEL;
 923                         break;
 924                 case sTagBeatsPerMinute:
 925                         tag = GST_TAG_BEATS_PER_MINUTE;
 926                         break;
 927                 case sTagImage:
 928                         tag = GST_TAG_IMAGE;
 929                         isBuffer = true;
 930                         break;
 931                 case sTagPreviewImage:
 932                         tag = GST_TAG_PREVIEW_IMAGE;
 933                         isBuffer = true;
 934                         break;
 935                 case sTagAttachment:
 936                         tag = GST_TAG_ATTACHMENT;
 937                         isBuffer = true;
 938                         break;
 939                 default:
 940                         break;
 941         }
 942
 943         if ( isBuffer )
 944         {
 945                 const GValue *gv_buffer = gst_tag_list_get_value_index(m_stream_tags, tag, 0);
 946                 if ( gv_buffer )
 947                 {
 948                         GstBuffer *buffer;
 949                         buffer = gst_value_get_buffer (gv_buffer);
 950                         return PyBuffer_FromMemory(GST_BUFFER_DATA(buffer), GST_BUFFER_SIZE(buffer));
 951                 }
 952         }
 953         else
 954         {
 955                 gdouble value = 0.0;
 956                 gst_tag_list_get_double(m_stream_tags, tag, &value);
 957                 return PyFloat_FromDouble(value);
 958         }
 959
 960         return 0;
 961 }
 962
 963 RESULT eServiceMP3::audioChannel(ePtr<iAudioChannelSelection> &ptr)
 964 {
 965         ptr = this;
 966         return 0;
 967 }
 968
 969 RESULT eServiceMP3::audioTracks(ePtr<iAudioTrackSelection> &ptr)
 970 {
 971         ptr = this;
 972         return 0;
 973 }
 974
 975 RESULT eServiceMP3::subtitle(ePtr<iSubtitleOutput> &ptr)
 976 {
 977         ptr = this;
 978         return 0;
 979 }
 980
 981 RESULT eServiceMP3::audioDelay(ePtr<iAudioDelay> &ptr)
 982 {
 983         ptr = this;
 984         return 0;
 985 }
 986
 987 int eServiceMP3::getNumberOfTracks()
 988 {
 989         return m_audioStreams.size();
 990 }
 991
 992 int eServiceMP3::getCurrentTrack()
 993 {
 994         if (m_currentAudioStream == -1)
 995                 g_object_get (G_OBJECT (m_gst_playbin), "current-audio", &m_currentAudioStream, NULL);
 996         return m_currentAudioStream;
 997 }
 998
 999 RESULT eServiceMP3::selectTrack(unsigned int i)
1000 {
1001         pts_t ppos;
1002         getPlayPosition(ppos);
1003         ppos -= 90000;
1004         if (ppos < 0)
1005                 ppos = 0;
1006
1007         int ret = selectAudioStream(i);
1008         if (!ret) {
1009                 /* flush */
1010                 seekTo(ppos);
1011         }
1012
1013         return ret;
1014 }
1015
1016 int eServiceMP3::selectAudioStream(int i)
1017 {
1018         int current_audio;
1019         g_object_set (G_OBJECT (m_gst_playbin), "current-audio", i, NULL);
1020         g_object_get (G_OBJECT (m_gst_playbin), "current-audio", &current_audio, NULL);
1021         if ( current_audio == i )
1022         {
1023                 eDebug ("eServiceMP3::switched to audio stream %i", current_audio);
1024                 m_currentAudioStream = i;
1025                 return 0;
1026         }
1027         return -1;
1028 }
1029
1030 int eServiceMP3::getCurrentChannel()
1031 {
1032         return STEREO;
1033 }
1034
1035 RESULT eServiceMP3::selectChannel(int i)
1036 {
1037         eDebug("eServiceMP3::selectChannel(%i)",i);
1038         return 0;
1039 }
1040
1041 RESULT eServiceMP3::getTrackInfo(struct iAudioTrackInfo &info, unsigned int i)
1042 {
1043         if (i >= m_audioStreams.size())
1044                 return -2;
1045                 info.m_description = m_audioStreams[i].codec;
1046 /*      if (m_audioStreams[i].type == atMPEG)
1047                 info.m_description = "MPEG";
1048         else if (m_audioStreams[i].type == atMP3)
1049                 info.m_description = "MP3";
1050         else if (m_audioStreams[i].type == atAC3)
1051                 info.m_description = "AC3";
1052         else if (m_audioStreams[i].type == atAAC)
1053                 info.m_description = "AAC";
1054         else if (m_audioStreams[i].type == atDTS)
1055                 info.m_description = "DTS";
1056         else if (m_audioStreams[i].type == atPCM)
1057                 info.m_description = "PCM";
1058         else if (m_audioStreams[i].type == atOGG)
1059                 info.m_description = "OGG";
1060         else if (m_audioStreams[i].type == atFLAC)
1061                 info.m_description = "FLAC";
1062         else
1063                 info.m_description = "???";*/
1064         if (info.m_language.empty())
1065                 info.m_language = m_audioStreams[i].language_code;
1066         return 0;
1067 }
1068
1069 void eServiceMP3::gstBusCall(GstBus *bus, GstMessage *msg)
1070 {
1071         if (!msg)
1072                 return;
1073         gchar *sourceName;
1074         GstObject *source;
1075
1076         source = GST_MESSAGE_SRC(msg);
1077         sourceName = gst_object_get_name(source);
1078 #if 0
1079         if (gst_message_get_structure(msg))
1080         {
1081                 gchar *string = gst_structure_to_string(gst_message_get_structure(msg));
1082                 eDebug("eServiceMP3::gst_message from %s: %s", sourceName, string);
1083                 g_free(string);
1084         }
1085         else
1086                 eDebug("eServiceMP3::gst_message from %s: %s (without structure)", sourceName, GST_MESSAGE_TYPE_NAME(msg));
1087 #endif
1088         switch (GST_MESSAGE_TYPE (msg))
1089         {
1090                 case GST_MESSAGE_EOS:
1091                         m_event((iPlayableService*)this, evEOF);
1092                         break;
1093                 case GST_MESSAGE_STATE_CHANGED:
1094                 {
1095                         if(GST_MESSAGE_SRC(msg) != GST_OBJECT(m_gst_playbin))
1096                                 break;
1097
1098                         GstState old_state, new_state;
1099                         gst_message_parse_state_changed(msg, &old_state, &new_state, NULL);
1100
1101                         if(old_state == new_state)
1102                                 break;
1103
1104                         eDebug("eServiceMP3::state transition %s -> %s", gst_element_state_get_name(old_state), gst_element_state_get_name(new_state));
1105
1106                         GstStateChange transition = (GstStateChange)GST_STATE_TRANSITION(old_state, new_state);
1107
1108                         switch(transition)
1109                         {
1110                                 case GST_STATE_CHANGE_NULL_TO_READY:
1111                                 {
1112                                 }       break;
1113                                 case GST_STATE_CHANGE_READY_TO_PAUSED:
1114                                 {
1115                                         GstElement *sink;
1116                                         g_object_get (G_OBJECT (m_gst_playbin), "text-sink", &sink, NULL);
1117                                         if (sink)
1118                                         {
1119                                                 g_object_set (G_OBJECT (sink), "max-buffers", 2, NULL);
1120                                                 g_object_set (G_OBJECT (sink), "sync", FALSE, NULL);
1121                                                 g_object_set (G_OBJECT (sink), "async", FALSE, NULL);
1122                                                 g_object_set (G_OBJECT (sink), "emit-signals", TRUE, NULL);
1123                                                 gst_object_unref(sink);
1124                                         }
1125                                         setAC3Delay(ac3_delay);
1126                                         setPCMDelay(pcm_delay);
1127                                 }       break;
1128                                 case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
1129                                 {
1130                                 }       break;
1131                                 case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
1132                                 {
1133                                 }       break;
1134                                 case GST_STATE_CHANGE_PAUSED_TO_READY:
1135                                 {
1136                                 }       break;
1137                                 case GST_STATE_CHANGE_READY_TO_NULL:
1138                                 {
1139                                 }       break;
1140                         }
1141                         break;
1142                 }
1143                 case GST_MESSAGE_ERROR:
1144                 {
1145                         gchar *debug;
1146                         GError *err;
1147                         gst_message_parse_error (msg, &err, &debug);
1148                         g_free (debug);
1149                         eWarning("Gstreamer error: %s (%i) from %s", err->message, err->code, sourceName );
1150                         if ( err->domain == GST_STREAM_ERROR )
1151                         {
1152                                 if ( err->code == GST_STREAM_ERROR_CODEC_NOT_FOUND )
1153                                 {
1154                                         if ( g_strrstr(sourceName, "videosink") )
1155                                                 m_event((iPlayableService*)this, evUser+11);
1156                                         else if ( g_strrstr(sourceName, "audiosink") )
1157                                                 m_event((iPlayableService*)this, evUser+10);
1158                                 }
1159                         }
1160                         g_error_free(err);
1161                         break;
1162                 }
1163                 case GST_MESSAGE_INFO:
1164                 {
1165                         gchar *debug;
1166                         GError *inf;
1167
1168                         gst_message_parse_info (msg, &inf, &debug);
1169                         g_free (debug);
1170                         if ( inf->domain == GST_STREAM_ERROR && inf->code == GST_STREAM_ERROR_DECODE )
1171                         {
1172                                 if ( g_strrstr(sourceName, "videosink") )
1173                                         m_event((iPlayableService*)this, evUser+14);
1174                         }
1175                         g_error_free(inf);
1176                         break;
1177                 }
1178                 case GST_MESSAGE_TAG:
1179                 {
1180                         GstTagList *tags, *result;
1181                         gst_message_parse_tag(msg, &tags);
1182
1183                         result = gst_tag_list_merge(m_stream_tags, tags, GST_TAG_MERGE_REPLACE);
1184                         if (result)
1185                         {
1186                                 if (m_stream_tags)
1187                                         gst_tag_list_free(m_stream_tags);
1188                                 m_stream_tags = result;
1189                         }
1190
1191                         const GValue *gv_image = gst_tag_list_get_value_index(tags, GST_TAG_IMAGE, 0);
1192                         if ( gv_image )
1193                         {
1194                                 GstBuffer *buf_image;
1195                                 buf_image = gst_value_get_buffer (gv_image);
1196                                 int fd = open("/tmp/.id3coverart", O_CREAT|O_WRONLY|O_TRUNC, 0644);
1197                                 int ret = write(fd, GST_BUFFER_DATA(buf_image), GST_BUFFER_SIZE(buf_image));
1198                                 close(fd);
1199                                 eDebug("eServiceMP3::/tmp/.id3coverart %d bytes written ", ret);
1200                                 m_event((iPlayableService*)this, evUser+13);
1201                         }
1202                         gst_tag_list_free(tags);
1203                         m_event((iPlayableService*)this, evUpdatedInfo);
1204                         break;
1205                 }
1206                 case GST_MESSAGE_ASYNC_DONE:
1207                 {
1208                         if(GST_MESSAGE_SRC(msg) != GST_OBJECT(m_gst_playbin))
1209                                 break;
1210
1211                         GstTagList *tags;
1212                         gint i, active_idx, n_video = 0, n_audio = 0, n_text = 0;
1213
1214                         g_object_get (m_gst_playbin, "n-video", &n_video, NULL);
1215                         g_object_get (m_gst_playbin, "n-audio", &n_audio, NULL);
1216                         g_object_get (m_gst_playbin, "n-text", &n_text, NULL);
1217
1218                         eDebug("eServiceMP3::async-done - %d video, %d audio, %d subtitle", n_video, n_audio, n_text);
1219
1220                         if ( n_video + n_audio <= 0 )
1221                                 stop();
1222
1223                         active_idx = 0;
1224
1225                         m_audioStreams.clear();
1226                         m_subtitleStreams.clear();
1227
1228                         for (i = 0; i < n_audio; i++)
1229                         {
1230                                 audioStream audio;
1231                                 gchar *g_codec, *g_lang;
1232                                 GstPad* pad = 0;
1233                                 g_signal_emit_by_name (m_gst_playbin, "get-audio-pad", i, &pad);
1234                                 GstCaps* caps = gst_pad_get_negotiated_caps(pad);
1235                                 if (!caps)
1236                                         continue;
1237                                 GstStructure* str = gst_caps_get_structure(caps, 0);
1238                                 const gchar *g_type = gst_structure_get_name(str);
1239                                 eDebug("AUDIO STRUCT=%s", g_type);
1240                                 audio.type = gstCheckAudioPad(str);
1241                                 g_codec = g_strdup(g_type);
1242                                 g_lang = g_strdup_printf ("und");
1243                                 g_signal_emit_by_name (m_gst_playbin, "get-audio-tags", i, &tags);
1244                                 if ( tags && gst_is_tag_list(tags) )
1245                                 {
1246                                         gst_tag_list_get_string(tags, GST_TAG_AUDIO_CODEC, &g_codec);
1247                                         gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &g_lang);
1248                                         gst_tag_list_free(tags);
1249                                 }
1250                                 audio.language_code = std::string(g_lang);
1251                                 audio.codec = std::string(g_codec);
1252                                 eDebug("eServiceMP3::audio stream=%i codec=%s language=%s", i, g_codec, g_lang);
1253                                 m_audioStreams.push_back(audio);
1254                                 g_free (g_lang);
1255                                 g_free (g_codec);
1256                                 gst_caps_unref(caps);
1257                         }
1258
1259                         for (i = 0; i < n_text; i++)
1260                         {
1261                                 gchar *g_lang;
1262 //                              gchar *g_type;
1263 //                              GstPad* pad = 0;
1264 //                              g_signal_emit_by_name (m_gst_playbin, "get-text-pad", i, &pad);
1265 //                              GstCaps* caps = gst_pad_get_negotiated_caps(pad);
1266 //                              GstStructure* str = gst_caps_get_structure(caps, 0);
1267 //                              g_type = gst_structure_get_name(str);
1268 //                              g_signal_emit_by_name (m_gst_playbin, "get-text-tags", i, &tags);
1269                                 subtitleStream subs;
1270                                 subs.type = stPlainText;
1271                                 g_lang = g_strdup_printf ("und");
1272                                 if ( tags && gst_is_tag_list(tags) )
1273                                         gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &g_lang);
1274                                 subs.language_code = std::string(g_lang);
1275                                 eDebug("eServiceMP3::subtitle stream=%i language=%s"/* type=%s*/, i, g_lang/*, g_type*/);
1276                                 m_subtitleStreams.push_back(subs);
1277                                 g_free (g_lang);
1278 //                              g_free (g_type);
1279                         }
1280                         m_event((iPlayableService*)this, evUpdatedEventInfo);
1281                 }
1282                 case GST_MESSAGE_ELEMENT:
1283                 {
1284                         if ( gst_is_missing_plugin_message(msg) )
1285                         {
1286                                 gchar *description = gst_missing_plugin_message_get_description(msg);
1287                                 if ( description )
1288                                 {
1289                                         m_error_message = "GStreamer plugin " + (std::string)description + " not available!\n";
1290                                         g_free(description);
1291                                         m_event((iPlayableService*)this, evUser+12);
1292                                 }
1293                         }
1294                         else if (const GstStructure *msgstruct = gst_message_get_structure(msg))
1295                         {
1296                                 const gchar *eventname = gst_structure_get_name(msgstruct);
1297                                 if ( eventname )
1298                                 {
1299                                         if (!strcmp(eventname, "eventSizeChanged") || !strcmp(eventname, "eventSizeAvail"))
1300                                         {
1301                                                 gst_structure_get_int (msgstruct, "aspect_ratio", &m_aspect);
1302                                                 gst_structure_get_int (msgstruct, "width", &m_width);
1303                                                 gst_structure_get_int (msgstruct, "height", &m_height);
1304                                                 if (strstr(eventname, "Changed"))
1305                                                         m_event((iPlayableService*)this, evVideoSizeChanged);
1306                                         }
1307                                         else if (!strcmp(eventname, "eventFrameRateChanged") || !strcmp(eventname, "eventFrameRateAvail"))
1308                                         {
1309                                                 gst_structure_get_int (msgstruct, "frame_rate", &m_framerate);
1310                                                 if (strstr(eventname, "Changed"))
1311                                                         m_event((iPlayableService*)this, evVideoFramerateChanged);
1312                                         }
1313                                         else if (!strcmp(eventname, "eventProgressiveChanged") || !strcmp(eventname, "eventProgressiveAvail"))
1314                                         {
1315                                                 gst_structure_get_int (msgstruct, "progressive", &m_progressive);
1316                                                 if (strstr(eventname, "Changed"))
1317                                                         m_event((iPlayableService*)this, evVideoProgressiveChanged);
1318                                         }
1319                                 }
1320                         }
1321                         break;
1322                 }
1323                 case GST_MESSAGE_BUFFERING:
1324                 {
1325                         GstBufferingMode mode;
1326                         gst_message_parse_buffering(msg, &(m_bufferInfo.bufferPercent));
1327                         gst_message_parse_buffering_stats(msg, &mode, &(m_bufferInfo.avgInRate), &(m_bufferInfo.avgOutRate), &(m_bufferInfo.bufferingLeft));
1328                         m_event((iPlayableService*)this, evBuffering);
1329                 }
1330                 default:
1331                         break;
1332         }
1333         g_free (sourceName);
1334 }
1335
1336 GstBusSyncReply eServiceMP3::gstBusSyncHandler(GstBus *bus, GstMessage *message, gpointer user_data)
1337 {
1338         eServiceMP3 *_this = (eServiceMP3*)user_data;
1339         _this->m_pump.send(1);
1340                 /* wake */
1341         return GST_BUS_PASS;
1342 }
1343
1344 audiotype_t eServiceMP3::gstCheckAudioPad(GstStructure* structure)
1345 {
1346         if (!structure)
1347                 return atUnknown;
1348
1349         if ( gst_structure_has_name (structure, "audio/mpeg"))
1350         {
1351                 gint mpegversion, layer = -1;
1352                 if (!gst_structure_get_int (structure, "mpegversion", &mpegversion))
1353                         return atUnknown;
1354
1355                 switch (mpegversion) {
1356                         case 1:
1357                                 {
1358                                         gst_structure_get_int (structure, "layer", &layer);
1359                                         if ( layer == 3 )
1360                                                 return atMP3;
1361                                         else
1362                                                 return atMPEG;
1363                                         break;
1364                                 }
1365                         case 2:
1366                                 return atAAC;
1367                         case 4:
1368                                 return atAAC;
1369                         default:
1370                                 return atUnknown;
1371                 }
1372         }
1373
1374         else if ( gst_structure_has_name (structure, "audio/x-ac3") || gst_structure_has_name (structure, "audio/ac3") )
1375                 return atAC3;
1376         else if ( gst_structure_has_name (structure, "audio/x-dts") || gst_structure_has_name (structure, "audio/dts") )
1377                 return atDTS;
1378         else if ( gst_structure_has_name (structure, "audio/x-raw-int") )
1379                 return atPCM;
1380
1381         return atUnknown;
1382 }
1383
1384 void eServiceMP3::gstPoll(const int &msg)
1385 {
1386                 /* ok, we have a serious problem here. gstBusSyncHandler sends
1387                    us the wakup signal, but likely before it was posted.
1388                    the usleep, an EVIL HACK (DON'T DO THAT!!!) works around this.
1389
1390                    I need to understand the API a bit more to make this work
1391                    proplerly. */
1392         if (msg == 1)
1393         {
1394                 GstBus *bus = gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin));
1395                 GstMessage *message;
1396                 usleep(1);
1397                 while ((message = gst_bus_pop (bus)))
1398                 {
1399                         gstBusCall(bus, message);
1400                         gst_message_unref (message);
1401                 }
1402         }
1403         else
1404                 pullSubtitle();
1405 }
1406
1407 eAutoInitPtr<eServiceFactoryMP3> init_eServiceFactoryMP3(eAutoInitNumbers::service+1, "eServiceFactoryMP3");
1408
1409 void eServiceMP3::gstCBsubtitleAvail(GstElement *appsink, gpointer user_data)
1410 {
1411         eServiceMP3 *_this = (eServiceMP3*)user_data;
1412         eSingleLocker l(_this->m_subs_to_pull_lock);
1413         ++_this->m_subs_to_pull;
1414         _this->m_pump.send(2);
1415 }
1416
1417 void eServiceMP3::pullSubtitle()
1418 {
1419         GstElement *sink;
1420         g_object_get (G_OBJECT (m_gst_playbin), "text-sink", &sink, NULL);
1421         if (sink)
1422         {
1423                 while (m_subs_to_pull && m_subtitle_pages.size() < 2)
1424                 {
1425                         GstBuffer *buffer;
1426                         {
1427                                 eSingleLocker l(m_subs_to_pull_lock);
1428                                 --m_subs_to_pull;
1429                                 g_signal_emit_by_name (sink, "pull-buffer", &buffer);
1430                         }
1431                         if (buffer)
1432                         {
1433                                 gint64 buf_pos = GST_BUFFER_TIMESTAMP(buffer);
1434                                 gint64 duration_ns = GST_BUFFER_DURATION(buffer);
1435                                 size_t len = GST_BUFFER_SIZE(buffer);
1436                                 unsigned char line[len+1];
1437                                 memcpy(line, GST_BUFFER_DATA(buffer), len);
1438                                 line[len] = 0;
1439                                 eDebug("got new subtitle @ buf_pos = %lld ns (in pts=%lld): '%s' ", buf_pos, buf_pos/11111, line);
1440                                 ePangoSubtitlePage page;
1441                                 gRGB rgbcol(0xD0,0xD0,0xD0);
1442                                 page.m_elements.push_back(ePangoSubtitlePageElement(rgbcol, (const char*)line));
1443                                 page.show_pts = buf_pos / 11111L;
1444                                 page.m_timeout = duration_ns / 1000000;
1445                                 m_subtitle_pages.push_back(page);
1446                                 pushSubtitles();
1447                                 gst_buffer_unref(buffer);
1448                         }
1449                 }
1450                 gst_object_unref(sink);
1451         }
1452         else
1453                 eDebug("no subtitle sink!");
1454 }
1455
1456 void eServiceMP3::pushSubtitles()
1457 {
1458         ePangoSubtitlePage page;
1459         pts_t running_pts;
1460         while ( !m_subtitle_pages.empty() )
1461         {
1462                 getPlayPosition(running_pts);
1463                 page = m_subtitle_pages.front();
1464                 gint64 diff_ms = ( page.show_pts - running_pts ) / 90;
1465                 eDebug("eServiceMP3::pushSubtitles show_pts = %lld  running_pts = %lld  diff = %lld", page.show_pts, running_pts, diff_ms);
1466                 if (diff_ms < -100)
1467                 {
1468                         GstFormat fmt = GST_FORMAT_TIME;
1469                         gint64 now;
1470                         if (gst_element_query_position(m_gst_playbin, &fmt, &now) != -1)
1471                         {
1472                                 now /= 11111;
1473                                 diff_ms = abs((now - running_pts) / 90);
1474                                 eDebug("diff < -100ms check decoder/pipeline diff: decoder: %lld, pipeline: %lld, diff: %lld", running_pts, now, diff_ms);
1475                                 if (diff_ms > 100000)
1476                                 {
1477                                         eDebug("high decoder/pipeline difference.. assume decoder has now started yet.. check again in 1sec");
1478                                         m_subtitle_sync_timer->start(1000, true);
1479                                         break;
1480                                 }
1481                         }
1482                         else
1483                                 eDebug("query position for decoder/pipeline check failed!");
1484                         eDebug("subtitle to late... drop");
1485                         m_subtitle_pages.pop_front();
1486                 }
1487                 else if ( diff_ms > 20 )
1488                 {
1489 //                      eDebug("start recheck timer");
1490                         m_subtitle_sync_timer->start(diff_ms > 1000 ? 1000 : diff_ms, true);
1491                         break;
1492                 }
1493                 else // immediate show
1494                 {
1495                         if (m_subtitle_widget)
1496                                 m_subtitle_widget->setPage(page);
1497                         m_subtitle_pages.pop_front();
1498                 }
1499         }
1500         if (m_subtitle_pages.empty())
1501                 pullSubtitle();
1502 }
1503
1504 RESULT eServiceMP3::enableSubtitles(eWidget *parent, ePyObject tuple)
1505 {
1506         ePyObject entry;
1507         int tuplesize = PyTuple_Size(tuple);
1508         int pid, type;
1509         gint text_pid = 0;
1510
1511         if (!PyTuple_Check(tuple))
1512                 goto error_out;
1513         if (tuplesize < 1)
1514                 goto error_out;
1515         entry = PyTuple_GET_ITEM(tuple, 1);
1516         if (!PyInt_Check(entry))
1517                 goto error_out;
1518         pid = PyInt_AsLong(entry);
1519         entry = PyTuple_GET_ITEM(tuple, 2);
1520         if (!PyInt_Check(entry))
1521                 goto error_out;
1522         type = PyInt_AsLong(entry);
1523
1524         if (m_currentSubtitleStream != pid)
1525         {
1526                 eSingleLocker l(m_subs_to_pull_lock);
1527                 g_object_set (G_OBJECT (m_gst_playbin), "current-text", pid, NULL);
1528                 m_currentSubtitleStream = pid;
1529                 m_subs_to_pull = 0;
1530                 m_subtitle_pages.clear();
1531         }
1532
1533         m_subtitle_widget = 0;
1534         m_subtitle_widget = new eSubtitleWidget(parent);
1535         m_subtitle_widget->resize(parent->size()); /* full size */
1536
1537         g_object_get (G_OBJECT (m_gst_playbin), "current-text", &text_pid, NULL);
1538
1539         eDebug ("eServiceMP3::switched to subtitle stream %i", text_pid);
1540
1541         return 0;
1542
1543 error_out:
1544         eDebug("eServiceMP3::enableSubtitles needs a tuple as 2nd argument!\n"
1545                 "for gst subtitles (2, subtitle_stream_count, subtitle_type)");
1546         return -1;
1547 }
1548
1549 RESULT eServiceMP3::disableSubtitles(eWidget *parent)
1550 {
1551         eDebug("eServiceMP3::disableSubtitles");
1552         m_subtitle_pages.clear();
1553         delete m_subtitle_widget;
1554         m_subtitle_widget = 0;
1555         return 0;
1556 }
1557
1558 PyObject *eServiceMP3::getCachedSubtitle()
1559 {
1560 //      eDebug("eServiceMP3::getCachedSubtitle");
1561         Py_RETURN_NONE;
1562 }
1563
1564 PyObject *eServiceMP3::getSubtitleList()
1565 {
1566         eDebug("eServiceMP3::getSubtitleList");
1567
1568         ePyObject l = PyList_New(0);
1569         int stream_count[sizeof(subtype_t)];
1570         for ( unsigned int i = 0; i < sizeof(subtype_t); i++ )
1571                 stream_count[i] = 0;
1572
1573         for (std::vector<subtitleStream>::iterator IterSubtitleStream(m_subtitleStreams.begin()); IterSubtitleStream != m_subtitleStreams.end(); ++IterSubtitleStream)
1574         {
1575                 subtype_t type = IterSubtitleStream->type;
1576                 ePyObject tuple = PyTuple_New(5);
1577                 PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(2));
1578                 PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(stream_count[type]));
1579                 PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(int(type)));
1580                 PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(0));
1581                 PyTuple_SET_ITEM(tuple, 4, PyString_FromString((IterSubtitleStream->language_code).c_str()));
1582                 PyList_Append(l, tuple);
1583                 Py_DECREF(tuple);
1584                 stream_count[type]++;
1585         }
1586         return l;
1587 }
1588
1589 RESULT eServiceMP3::streamed(ePtr<iStreamedService> &ptr)
1590 {
1591         ptr = this;
1592         return 0;
1593 }
1594
1595 PyObject *eServiceMP3::getBufferCharge()
1596 {
1597         ePyObject tuple = PyTuple_New(5);
1598         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(m_bufferInfo.bufferPercent));
1599         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(m_bufferInfo.avgInRate));
1600         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(m_bufferInfo.avgOutRate));
1601         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(m_bufferInfo.bufferingLeft));
1602         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(m_buffer_size));
1603         return tuple;
1604 }
1605
1606 int eServiceMP3::setBufferSize(int size)
1607 {
1608         m_buffer_size = size;
1609         g_object_set (G_OBJECT (m_gst_playbin), "buffer-size", m_buffer_size, NULL);
1610         return 0;
1611 }
1612
1613 int eServiceMP3::getAC3Delay()
1614 {
1615         return ac3_delay;
1616 }
1617
1618 int eServiceMP3::getPCMDelay()
1619 {
1620         return pcm_delay;
1621 }
1622
1623 void eServiceMP3::setAC3Delay(int delay)
1624 {
1625         ac3_delay = delay;
1626         if (!m_gst_playbin || m_state != stRunning)
1627                 return;
1628         else
1629         {
1630                 GstElement *sink;
1631                 int config_delay_int = delay;
1632                 g_object_get (G_OBJECT (m_gst_playbin), "video-sink", &sink, NULL);
1633
1634                 if (sink)
1635                 {
1636                         std::string config_delay;
1637                         if(ePythonConfigQuery::getConfigValue("config.av.generalAC3delay", config_delay) == 0)
1638                                 config_delay_int += atoi(config_delay.c_str());
1639                         gst_object_unref(sink);
1640                 }
1641                 else
1642                 {
1643                         eDebug("dont apply ac3 delay when no video is running!");
1644                         config_delay_int = 0;
1645                 }
1646
1647                 g_object_get (G_OBJECT (m_gst_playbin), "audio-sink", &sink, NULL);
1648
1649                 if (sink)
1650                 {
1651                         gchar *name = gst_element_get_name(sink);
1652                         if (strstr(name, "dvbaudiosink"))
1653                                 eTSMPEGDecoder::setHwAC3Delay(config_delay_int);
1654                         g_free(name);
1655                         gst_object_unref(sink);
1656                 }
1657         }
1658 }
1659
1660 void eServiceMP3::setPCMDelay(int delay)
1661 {
1662         pcm_delay = delay;
1663         if (!m_gst_playbin || m_state != stRunning)
1664                 return;
1665         else
1666         {
1667                 GstElement *sink;
1668                 int config_delay_int = delay;
1669                 g_object_get (G_OBJECT (m_gst_playbin), "video-sink", &sink, NULL);
1670
1671                 if (sink)
1672                 {
1673                         std::string config_delay;
1674                         if(ePythonConfigQuery::getConfigValue("config.av.generalPCMdelay", config_delay) == 0)
1675                                 config_delay_int += atoi(config_delay.c_str());
1676                         gst_object_unref(sink);
1677                 }
1678                 else
1679                 {
1680                         eDebug("dont apply pcm delay when no video is running!");
1681                         config_delay_int = 0;
1682                 }
1683
1684                 g_object_get (G_OBJECT (m_gst_playbin), "audio-sink", &sink, NULL);
1685
1686                 if (sink)
1687                 {
1688                         gchar *name = gst_element_get_name(sink);
1689                         if (strstr(name, "dvbaudiosink"))
1690                                 eTSMPEGDecoder::setHwPCMDelay(config_delay_int);
1691                         else
1692                         {
1693                                 // this is realy untested..and not used yet
1694                                 gint64 offset = config_delay_int;
1695                                 offset *= 1000000; // milli to nano
1696                                 g_object_set (G_OBJECT (m_gst_playbin), "ts-offset", offset, NULL);
1697                         }
1698                         g_free(name);
1699                         gst_object_unref(sink);
1700                 }
1701         }
1702 }
1703
1704 #else
1705 #warning gstreamer not available, not building media player
1706 #endif