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/eerror.h>
   6 #include <lib/base/object.h>
   7 #include <lib/base/ebase.h>
   8 #include <string>
   9 #include <lib/service/servicemp3.h>
  10 #include <lib/service/service.h>
  11 #include <lib/components/file_eraser.h>
  12 #include <lib/base/init_num.h>
  13 #include <lib/base/init.h>
  14 #include <gst/gst.h>
  15 #include <gst/pbutils/missing-plugins.h>
  16 #include <sys/stat.h>
  17 /* for subtitles */
  18 #include <lib/gui/esubtitle.h>
  19
  20 #ifndef GST_SEEK_FLAG_SKIP
  21 #warning Compiling for legacy gstreamer, things will break
  22 #define GST_SEEK_FLAG_SKIP 0
  23 #define GST_TAG_HOMEPAGE ""
  24 #endif
  25
  26 // eServiceFactoryMP3
  27
  28 eServiceFactoryMP3::eServiceFactoryMP3()
  29 {
  30         ePtr<eServiceCenter> sc;
  31
  32         eServiceCenter::getPrivInstance(sc);
  33         if (sc)
  34         {
  35                 std::list<std::string> extensions;
  36                 extensions.push_back("mp2");
  37                 extensions.push_back("mp3");
  38                 extensions.push_back("ogg");
  39                 extensions.push_back("mpg");
  40                 extensions.push_back("vob");
  41                 extensions.push_back("wav");
  42                 extensions.push_back("wave");
  43                 extensions.push_back("mkv");
  44                 extensions.push_back("avi");
  45                 extensions.push_back("divx");
  46                 extensions.push_back("dat");
  47                 extensions.push_back("flac");
  48                 extensions.push_back("mp4");
  49                 extensions.push_back("mov");
  50                 extensions.push_back("m4a");
  51                 extensions.push_back("m2ts");
  52                 sc->addServiceFactory(eServiceFactoryMP3::id, this, extensions);
  53         }
  54
  55         m_service_info = new eStaticServiceMP3Info();
  56 }
  57
  58 eServiceFactoryMP3::~eServiceFactoryMP3()
  59 {
  60         ePtr<eServiceCenter> sc;
  61
  62         eServiceCenter::getPrivInstance(sc);
  63         if (sc)
  64                 sc->removeServiceFactory(eServiceFactoryMP3::id);
  65 }
  66
  67 DEFINE_REF(eServiceFactoryMP3)
  68
  69         // iServiceHandler
  70 RESULT eServiceFactoryMP3::play(const eServiceReference &ref, ePtr<iPlayableService> &ptr)
  71 {
  72                 // check resources...
  73         ptr = new eServiceMP3(ref);
  74         return 0;
  75 }
  76
  77 RESULT eServiceFactoryMP3::record(const eServiceReference &ref, ePtr<iRecordableService> &ptr)
  78 {
  79         ptr=0;
  80         return -1;
  81 }
  82
  83 RESULT eServiceFactoryMP3::list(const eServiceReference &, ePtr<iListableService> &ptr)
  84 {
  85         ptr=0;
  86         return -1;
  87 }
  88
  89 RESULT eServiceFactoryMP3::info(const eServiceReference &ref, ePtr<iStaticServiceInformation> &ptr)
  90 {
  91         ptr = m_service_info;
  92         return 0;
  93 }
  94
  95 class eMP3ServiceOfflineOperations: public iServiceOfflineOperations
  96 {
  97         DECLARE_REF(eMP3ServiceOfflineOperations);
  98         eServiceReference m_ref;
  99 public:
 100         eMP3ServiceOfflineOperations(const eServiceReference &ref);
 101
 102         RESULT deleteFromDisk(int simulate);
 103         RESULT getListOfFilenames(std::list<std::string> &);
 104 };
 105
 106 DEFINE_REF(eMP3ServiceOfflineOperations);
 107
 108 eMP3ServiceOfflineOperations::eMP3ServiceOfflineOperations(const eServiceReference &ref): m_ref((const eServiceReference&)ref)
 109 {
 110 }
 111
 112 RESULT eMP3ServiceOfflineOperations::deleteFromDisk(int simulate)
 113 {
 114         if (simulate)
 115                 return 0;
 116         else
 117         {
 118                 std::list<std::string> res;
 119                 if (getListOfFilenames(res))
 120                         return -1;
 121
 122                 eBackgroundFileEraser *eraser = eBackgroundFileEraser::getInstance();
 123                 if (!eraser)
 124                         eDebug("FATAL !! can't get background file eraser");
 125
 126                 for (std::list<std::string>::iterator i(res.begin()); i != res.end(); ++i)
 127                 {
 128                         eDebug("Removing %s...", i->c_str());
 129                         if (eraser)
 130                                 eraser->erase(i->c_str());
 131                         else
 132                                 ::unlink(i->c_str());
 133                 }
 134
 135                 return 0;
 136         }
 137 }
 138
 139 RESULT eMP3ServiceOfflineOperations::getListOfFilenames(std::list<std::string> &res)
 140 {
 141         res.clear();
 142         res.push_back(m_ref.path);
 143         return 0;
 144 }
 145
 146
 147 RESULT eServiceFactoryMP3::offlineOperations(const eServiceReference &ref, ePtr<iServiceOfflineOperations> &ptr)
 148 {
 149         ptr = new eMP3ServiceOfflineOperations(ref);
 150         return 0;
 151 }
 152
 153 // eStaticServiceMP3Info
 154
 155
 156 // eStaticServiceMP3Info is seperated from eServiceMP3 to give information
 157 // about unopened files.
 158
 159 // probably eServiceMP3 should use this class as well, and eStaticServiceMP3Info
 160 // should have a database backend where ID3-files etc. are cached.
 161 // this would allow listing the mp3 database based on certain filters.
 162
 163 DEFINE_REF(eStaticServiceMP3Info)
 164
 165 eStaticServiceMP3Info::eStaticServiceMP3Info()
 166 {
 167 }
 168
 169 RESULT eStaticServiceMP3Info::getName(const eServiceReference &ref, std::string &name)
 170 {
 171         if ( ref.name.length() )
 172                 name = ref.name;
 173         else
 174         {
 175                 size_t last = ref.path.rfind('/');
 176                 if (last != std::string::npos)
 177                         name = ref.path.substr(last+1);
 178                 else
 179                         name = ref.path;
 180         }
 181         return 0;
 182 }
 183
 184 int eStaticServiceMP3Info::getLength(const eServiceReference &ref)
 185 {
 186         return -1;
 187 }
 188
 189 // eServiceMP3
 190
 191 eServiceMP3::eServiceMP3(eServiceReference ref)
 192         :m_ref(ref), m_pump(eApp, 1)
 193 {
 194         m_seekTimeout = eTimer::create(eApp);
 195         m_subtitle_sync_timer = eTimer::create(eApp);
 196         m_stream_tags = 0;
 197         m_currentAudioStream = 0;
 198         m_currentSubtitleStream = 0;
 199         m_subtitle_widget = 0;
 200         m_currentTrickRatio = 0;
 201         m_buffer_size = 1*1024*1024;
 202         CONNECT(m_seekTimeout->timeout, eServiceMP3::seekTimeoutCB);
 203         CONNECT(m_subtitle_sync_timer->timeout, eServiceMP3::pushSubtitles);
 204         CONNECT(m_pump.recv_msg, eServiceMP3::gstPoll);
 205         m_aspect = m_width = m_height = m_framerate = m_progressive = -1;
 206
 207         m_state = stIdle;
 208         eDebug("eServiceMP3::construct!");
 209
 210         const char *filename = m_ref.path.c_str();
 211         const char *ext = strrchr(filename, '.');
 212         if (!ext)
 213                 ext = filename;
 214
 215         sourceStream sourceinfo;
 216         sourceinfo.is_video = FALSE;
 217         sourceinfo.audiotype = atUnknown;
 218         if ( (strcasecmp(ext, ".mpeg") && strcasecmp(ext, ".mpg") && strcasecmp(ext, ".vob") && strcasecmp(ext, ".bin") && strcasecmp(ext, ".dat") ) == 0 )
 219         {
 220                 sourceinfo.containertype = ctMPEGPS;
 221                 sourceinfo.is_video = TRUE;
 222         }
 223         else if ( strcasecmp(ext, ".ts") == 0 )
 224         {
 225                 sourceinfo.containertype = ctMPEGTS;
 226                 sourceinfo.is_video = TRUE;
 227         }
 228         else if ( strcasecmp(ext, ".mkv") == 0 )
 229         {
 230                 sourceinfo.containertype = ctMKV;
 231                 sourceinfo.is_video = TRUE;
 232         }
 233         else if ( strcasecmp(ext, ".avi") == 0 || strcasecmp(ext, ".divx") == 0)
 234         {
 235                 sourceinfo.containertype = ctAVI;
 236                 sourceinfo.is_video = TRUE;
 237         }
 238         else if ( strcasecmp(ext, ".mp4") == 0 || strcasecmp(ext, ".mov") == 0)
 239         {
 240                 sourceinfo.containertype = ctMP4;
 241                 sourceinfo.is_video = TRUE;
 242         }
 243         else if ( strcasecmp(ext, ".m4a") == 0 )
 244         {
 245                 sourceinfo.containertype = ctMP4;
 246                 sourceinfo.audiotype = atAAC;
 247         }
 248         else if ( strcasecmp(ext, ".mp3") == 0 )
 249                 sourceinfo.audiotype = atMP3;
 250         else if ( (strncmp(filename, "/autofs/", 8) || strncmp(filename+strlen(filename)-13, "/track-", 7) || strcasecmp(ext, ".wav")) == 0 )
 251                 sourceinfo.containertype = ctCDA;
 252         if ( strcasecmp(ext, ".dat") == 0 )
 253         {
 254                 sourceinfo.containertype = ctVCD;
 255                 sourceinfo.is_video = TRUE;
 256         }
 257         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 )
 258                 sourceinfo.is_streaming = TRUE;
 259
 260         gchar *uri;
 261
 262         if ( sourceinfo.is_streaming )
 263         {
 264                 uri = g_strdup_printf ("%s", filename);
 265         }
 266         else if ( sourceinfo.containertype == ctCDA )
 267         {
 268                 int i_track = atoi(filename+18);
 269                 uri = g_strdup_printf ("cdda://%i", i_track);
 270         }
 271         else if ( sourceinfo.containertype == ctVCD )
 272         {
 273                 int fd = open(filename,O_RDONLY);
 274                 char tmp[128*1024];
 275                 int ret = read(fd, tmp, 128*1024);
 276                 close(fd);
 277                 if ( ret == -1 ) // this is a "REAL" VCD
 278                         uri = g_strdup_printf ("vcd://");
 279                 else
 280                         uri = g_strdup_printf ("file://%s", filename);
 281         }
 282         else
 283
 284                 uri = g_strdup_printf ("file://%s", filename);
 285
 286         eDebug("eServiceMP3::playbin2 uri=%s", uri);
 287
 288         m_gst_playbin = gst_element_factory_make("playbin2", "playbin");
 289         if (!m_gst_playbin)
 290                 m_error_message = "failed to create GStreamer pipeline!\n";
 291
 292         g_object_set (G_OBJECT (m_gst_playbin), "uri", uri, NULL);
 293
 294         int flags = 0x47; // ( == GST_PLAY_FLAG_VIDEO | GST_PLAY_FLAG_AUDIO | GST_PLAY_FLAG_NATIVE_VIDEO | GST_PLAY_FLAG_TEXT )
 295         g_object_set (G_OBJECT (m_gst_playbin), "flags", flags, NULL);
 296
 297         g_free(uri);
 298
 299         GstElement *subsink = gst_element_factory_make("appsink", "subtitle_sink");
 300         if (!subsink)
 301                 eDebug("eServiceMP3::sorry, can't play: missing gst-plugin-appsink");
 302         else
 303         {
 304                 g_object_set (G_OBJECT (subsink), "emit-signals", TRUE, NULL);
 305                 g_signal_connect (subsink, "new-buffer", G_CALLBACK (gstCBsubtitleAvail), this);
 306                 g_object_set (G_OBJECT (m_gst_playbin), "text-sink", subsink, NULL);
 307         }
 308
 309         if ( m_gst_playbin )
 310         {
 311                 gst_bus_set_sync_handler(gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin)), gstBusSyncHandler, this);
 312                 char srt_filename[strlen(filename)+1];
 313                 strncpy(srt_filename,filename,strlen(filename)-3);
 314                 srt_filename[strlen(filename)-3]='\0';
 315                 strcat(srt_filename, "srt");
 316                 struct stat buffer;
 317                 if (stat(srt_filename, &buffer) == 0)
 318                 {
 319                         std::string suburi = "file://" + (std::string)srt_filename;
 320                         eDebug("eServiceMP3::subtitle uri: %s",suburi.c_str());
 321                         g_object_set (G_OBJECT (m_gst_playbin), "suburi", suburi.c_str(), NULL);
 322                         subtitleStream subs;
 323                         subs.type = stSRT;
 324                         subs.language_code = std::string("und");
 325                         m_subtitleStreams.push_back(subs);
 326                 }
 327         } else
 328         {
 329                 m_event((iPlayableService*)this, evUser+12);
 330
 331                 if (m_gst_playbin)
 332                         gst_object_unref(GST_OBJECT(m_gst_playbin));
 333
 334                 eDebug("eServiceMP3::sorry, can't play: %s",m_error_message.c_str());
 335                 m_gst_playbin = 0;
 336         }
 337
 338         gst_element_set_state (m_gst_playbin, GST_STATE_PLAYING);
 339         setBufferSize(m_buffer_size);
 340 }
 341
 342 eServiceMP3::~eServiceMP3()
 343 {
 344         delete m_subtitle_widget;
 345         if (m_state == stRunning)
 346                 stop();
 347
 348         if (m_stream_tags)
 349                 gst_tag_list_free(m_stream_tags);
 350
 351         if (m_gst_playbin)
 352         {
 353                 gst_object_unref (GST_OBJECT (m_gst_playbin));
 354                 eDebug("eServiceMP3::destruct!");
 355         }
 356 }
 357
 358 DEFINE_REF(eServiceMP3);
 359
 360 RESULT eServiceMP3::connectEvent(const Slot2<void,iPlayableService*,int> &event, ePtr<eConnection> &connection)
 361 {
 362         connection = new eConnection((iPlayableService*)this, m_event.connect(event));
 363         return 0;
 364 }
 365
 366 RESULT eServiceMP3::start()
 367 {
 368         ASSERT(m_state == stIdle);
 369
 370         m_state = stRunning;
 371         if (m_gst_playbin)
 372         {
 373                 eDebug("eServiceMP3::starting pipeline");
 374                 gst_element_set_state (m_gst_playbin, GST_STATE_PLAYING);
 375         }
 376         m_event(this, evStart);
 377         return 0;
 378 }
 379
 380 RESULT eServiceMP3::stop()
 381 {
 382         ASSERT(m_state != stIdle);
 383         if (m_state == stStopped)
 384                 return -1;
 385         eDebug("eServiceMP3::stop %s", m_ref.path.c_str());
 386         gst_element_set_state(m_gst_playbin, GST_STATE_NULL);
 387         m_state = stStopped;
 388         return 0;
 389 }
 390
 391 RESULT eServiceMP3::setTarget(int target)
 392 {
 393         return -1;
 394 }
 395
 396 RESULT eServiceMP3::pause(ePtr<iPauseableService> &ptr)
 397 {
 398         ptr=this;
 399         return 0;
 400 }
 401
 402 RESULT eServiceMP3::setSlowMotion(int ratio)
 403 {
 404         if (!ratio)
 405                 return 0;
 406         eDebug("eServiceMP3::setSlowMotion ratio=%f",1/(float)ratio);
 407         return trickSeek(1/(float)ratio);
 408 }
 409
 410 RESULT eServiceMP3::setFastForward(int ratio)
 411 {
 412         eDebug("eServiceMP3::setFastForward ratio=%i",ratio);
 413         return trickSeek(ratio);
 414 }
 415
 416 void eServiceMP3::seekTimeoutCB()
 417 {
 418         pts_t ppos, len;
 419         getPlayPosition(ppos);
 420         getLength(len);
 421         ppos += 90000*m_currentTrickRatio;
 422
 423         if (ppos < 0)
 424         {
 425                 ppos = 0;
 426                 m_seekTimeout->stop();
 427         }
 428         if (ppos > len)
 429         {
 430                 ppos = 0;
 431                 stop();
 432                 m_seekTimeout->stop();
 433                 return;
 434         }
 435         seekTo(ppos);
 436 }
 437
 438                 // iPausableService
 439 RESULT eServiceMP3::pause()
 440 {
 441         if (!m_gst_playbin || m_state != stRunning)
 442                 return -1;
 443         GstStateChangeReturn res = gst_element_set_state(m_gst_playbin, GST_STATE_PAUSED);
 444         if (res == GST_STATE_CHANGE_ASYNC)
 445         {
 446                 pts_t ppos;
 447                 getPlayPosition(ppos);
 448                 seekTo(ppos);
 449         }
 450         return 0;
 451 }
 452
 453 RESULT eServiceMP3::unpause()
 454 {
 455         m_subtitle_pages.clear();
 456         if (!m_gst_playbin || m_state != stRunning)
 457                 return -1;
 458
 459         GstStateChangeReturn res;
 460         res = gst_element_set_state(m_gst_playbin, GST_STATE_PLAYING);
 461         return 0;
 462 }
 463
 464         /* iSeekableService */
 465 RESULT eServiceMP3::seek(ePtr<iSeekableService> &ptr)
 466 {
 467         ptr = this;
 468         return 0;
 469 }
 470
 471 RESULT eServiceMP3::getLength(pts_t &pts)
 472 {
 473         if (!m_gst_playbin)
 474                 return -1;
 475         if (m_state != stRunning)
 476                 return -1;
 477
 478         GstFormat fmt = GST_FORMAT_TIME;
 479         gint64 len;
 480
 481         if (!gst_element_query_duration(m_gst_playbin, &fmt, &len))
 482                 return -1;
 483                 /* len is in nanoseconds. we have 90 000 pts per second. */
 484
 485         pts = len / 11111;
 486         return 0;
 487 }
 488
 489 RESULT eServiceMP3::seekTo(pts_t to)
 490 {
 491         m_subtitle_pages.clear();
 492
 493         if (!m_gst_playbin)
 494                 return -1;
 495
 496                 /* convert pts to nanoseconds */
 497         gint64 time_nanoseconds = to * 11111LL;
 498         if (!gst_element_seek (m_gst_playbin, 1.0, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH,
 499                 GST_SEEK_TYPE_SET, time_nanoseconds,
 500                 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE))
 501         {
 502                 eDebug("eServiceMP3::seekTo failed");
 503                 return -1;
 504         }
 505         return 0;
 506 }
 507
 508 RESULT eServiceMP3::trickSeek(gdouble ratio)
 509 {
 510         if (!m_gst_playbin)
 511                 return -1;
 512         if (!ratio)
 513                 return seekRelative(0, 0);
 514
 515         GstEvent *s_event;
 516         GstSeekFlags flags;
 517         flags = GST_SEEK_FLAG_NONE;
 518         flags |= GstSeekFlags (GST_SEEK_FLAG_FLUSH);
 519 //      flags |= GstSeekFlags (GST_SEEK_FLAG_ACCURATE);
 520         flags |= GstSeekFlags (GST_SEEK_FLAG_KEY_UNIT);
 521 //      flags |= GstSeekFlags (GST_SEEK_FLAG_SEGMENT);
 522 //      flags |= GstSeekFlags (GST_SEEK_FLAG_SKIP);
 523
 524         GstFormat fmt = GST_FORMAT_TIME;
 525         gint64 pos, len;
 526         gst_element_query_duration(m_gst_playbin, &fmt, &len);
 527         gst_element_query_position(m_gst_playbin, &fmt, &pos);
 528
 529         if ( ratio >= 0 )
 530         {
 531                 s_event = gst_event_new_seek (ratio, GST_FORMAT_TIME, flags, GST_SEEK_TYPE_SET, pos, GST_SEEK_TYPE_SET, len);
 532
 533                 eDebug("eServiceMP3::trickSeek with rate %lf to %" GST_TIME_FORMAT " ", ratio, GST_TIME_ARGS (pos));
 534         }
 535         else
 536         {
 537                 s_event = gst_event_new_seek (ratio, GST_FORMAT_TIME, GST_SEEK_FLAG_SKIP|GST_SEEK_FLAG_FLUSH, GST_SEEK_TYPE_NONE, -1, GST_SEEK_TYPE_NONE, -1);
 538         }
 539
 540         if (!gst_element_send_event ( GST_ELEMENT (m_gst_playbin), s_event))
 541         {
 542                 eDebug("eServiceMP3::trickSeek failed");
 543                 return -1;
 544         }
 545
 546         return 0;
 547 }
 548
 549
 550 RESULT eServiceMP3::seekRelative(int direction, pts_t to)
 551 {
 552         if (!m_gst_playbin)
 553                 return -1;
 554
 555         pts_t ppos;
 556         getPlayPosition(ppos);
 557         ppos += to * direction;
 558         if (ppos < 0)
 559                 ppos = 0;
 560         seekTo(ppos);
 561
 562         return 0;
 563 }
 564
 565 RESULT eServiceMP3::getPlayPosition(pts_t &pts)
 566 {
 567         if (!m_gst_playbin)
 568                 return -1;
 569         if (m_state != stRunning)
 570                 return -1;
 571
 572         GstFormat fmt = GST_FORMAT_TIME;
 573         gint64 len;
 574
 575         if (!gst_element_query_position(m_gst_playbin, &fmt, &len))
 576                 return -1;
 577
 578                 /* len is in nanoseconds. we have 90 000 pts per second. */
 579         pts = len / 11111;
 580         return 0;
 581 }
 582
 583 RESULT eServiceMP3::setTrickmode(int trick)
 584 {
 585                 /* trickmode is not yet supported by our dvbmediasinks. */
 586         return -1;
 587 }
 588
 589 RESULT eServiceMP3::isCurrentlySeekable()
 590 {
 591         return 1;
 592 }
 593
 594 RESULT eServiceMP3::info(ePtr<iServiceInformation>&i)
 595 {
 596         i = this;
 597         return 0;
 598 }
 599
 600 RESULT eServiceMP3::getName(std::string &name)
 601 {
 602         std::string title = m_ref.getName();
 603         if (title.empty())
 604         {
 605                 name = m_ref.path;
 606                 size_t n = name.rfind('/');
 607                 if (n != std::string::npos)
 608                         name = name.substr(n + 1);
 609         }
 610         else
 611                 name = title;
 612         return 0;
 613 }
 614
 615
 616 int eServiceMP3::getInfo(int w)
 617 {
 618         const gchar *tag = 0;
 619
 620         switch (w)
 621         {
 622         case sServiceref: return m_ref;
 623         case sVideoHeight: return m_height;
 624         case sVideoWidth: return m_width;
 625         case sFrameRate: return m_framerate;
 626         case sProgressive: return m_progressive;
 627         case sAspect: return m_aspect;
 628         case sTagTitle:
 629         case sTagArtist:
 630         case sTagAlbum:
 631         case sTagTitleSortname:
 632         case sTagArtistSortname:
 633         case sTagAlbumSortname:
 634         case sTagDate:
 635         case sTagComposer:
 636         case sTagGenre:
 637         case sTagComment:
 638         case sTagExtendedComment:
 639         case sTagLocation:
 640         case sTagHomepage:
 641         case sTagDescription:
 642         case sTagVersion:
 643         case sTagISRC:
 644         case sTagOrganization:
 645         case sTagCopyright:
 646         case sTagCopyrightURI:
 647         case sTagContact:
 648         case sTagLicense:
 649         case sTagLicenseURI:
 650         case sTagCodec:
 651         case sTagAudioCodec:
 652         case sTagVideoCodec:
 653         case sTagEncoder:
 654         case sTagLanguageCode:
 655         case sTagKeywords:
 656         case sTagChannelMode:
 657         case sUser+12:
 658                 return resIsString;
 659         case sTagTrackGain:
 660         case sTagTrackPeak:
 661         case sTagAlbumGain:
 662         case sTagAlbumPeak:
 663         case sTagReferenceLevel:
 664         case sTagBeatsPerMinute:
 665         case sTagImage:
 666         case sTagPreviewImage:
 667         case sTagAttachment:
 668                 return resIsPyObject;
 669         case sTagTrackNumber:
 670                 tag = GST_TAG_TRACK_NUMBER;
 671                 break;
 672         case sTagTrackCount:
 673                 tag = GST_TAG_TRACK_COUNT;
 674                 break;
 675         case sTagAlbumVolumeNumber:
 676                 tag = GST_TAG_ALBUM_VOLUME_NUMBER;
 677                 break;
 678         case sTagAlbumVolumeCount:
 679                 tag = GST_TAG_ALBUM_VOLUME_COUNT;
 680                 break;
 681         case sTagBitrate:
 682                 tag = GST_TAG_BITRATE;
 683                 break;
 684         case sTagNominalBitrate:
 685                 tag = GST_TAG_NOMINAL_BITRATE;
 686                 break;
 687         case sTagMinimumBitrate:
 688                 tag = GST_TAG_MINIMUM_BITRATE;
 689                 break;
 690         case sTagMaximumBitrate:
 691                 tag = GST_TAG_MAXIMUM_BITRATE;
 692                 break;
 693         case sTagSerial:
 694                 tag = GST_TAG_SERIAL;
 695                 break;
 696         case sTagEncoderVersion:
 697                 tag = GST_TAG_ENCODER_VERSION;
 698                 break;
 699         case sTagCRC:
 700                 tag = "has-crc";
 701                 break;
 702         default:
 703                 return resNA;
 704         }
 705
 706         if (!m_stream_tags || !tag)
 707                 return 0;
 708
 709         guint value;
 710         if (gst_tag_list_get_uint(m_stream_tags, tag, &value))
 711                 return (int) value;
 712
 713         return 0;
 714 }
 715
 716 std::string eServiceMP3::getInfoString(int w)
 717 {
 718         if ( !m_stream_tags && w < sUser && w > 26 )
 719                 return "";
 720         const gchar *tag = 0;
 721         switch (w)
 722         {
 723         case sTagTitle:
 724                 tag = GST_TAG_TITLE;
 725                 break;
 726         case sTagArtist:
 727                 tag = GST_TAG_ARTIST;
 728                 break;
 729         case sTagAlbum:
 730                 tag = GST_TAG_ALBUM;
 731                 break;
 732         case sTagTitleSortname:
 733                 tag = GST_TAG_TITLE_SORTNAME;
 734                 break;
 735         case sTagArtistSortname:
 736                 tag = GST_TAG_ARTIST_SORTNAME;
 737                 break;
 738         case sTagAlbumSortname:
 739                 tag = GST_TAG_ALBUM_SORTNAME;
 740                 break;
 741         case sTagDate:
 742                 GDate *date;
 743                 if (gst_tag_list_get_date(m_stream_tags, GST_TAG_DATE, &date))
 744                 {
 745                         gchar res[5];
 746                         g_date_strftime (res, sizeof(res), "%Y-%M-%D", date);
 747                         return (std::string)res;
 748                 }
 749                 break;
 750         case sTagComposer:
 751                 tag = GST_TAG_COMPOSER;
 752                 break;
 753         case sTagGenre:
 754                 tag = GST_TAG_GENRE;
 755                 break;
 756         case sTagComment:
 757                 tag = GST_TAG_COMMENT;
 758                 break;
 759         case sTagExtendedComment:
 760                 tag = GST_TAG_EXTENDED_COMMENT;
 761                 break;
 762         case sTagLocation:
 763                 tag = GST_TAG_LOCATION;
 764                 break;
 765         case sTagHomepage:
 766                 tag = GST_TAG_HOMEPAGE;
 767                 break;
 768         case sTagDescription:
 769                 tag = GST_TAG_DESCRIPTION;
 770                 break;
 771         case sTagVersion:
 772                 tag = GST_TAG_VERSION;
 773                 break;
 774         case sTagISRC:
 775                 tag = GST_TAG_ISRC;
 776                 break;
 777         case sTagOrganization:
 778                 tag = GST_TAG_ORGANIZATION;
 779                 break;
 780         case sTagCopyright:
 781                 tag = GST_TAG_COPYRIGHT;
 782                 break;
 783         case sTagCopyrightURI:
 784                 tag = GST_TAG_COPYRIGHT_URI;
 785                 break;
 786         case sTagContact:
 787                 tag = GST_TAG_CONTACT;
 788                 break;
 789         case sTagLicense:
 790                 tag = GST_TAG_LICENSE;
 791                 break;
 792         case sTagLicenseURI:
 793                 tag = GST_TAG_LICENSE_URI;
 794                 break;
 795         case sTagCodec:
 796                 tag = GST_TAG_CODEC;
 797                 break;
 798         case sTagAudioCodec:
 799                 tag = GST_TAG_AUDIO_CODEC;
 800                 break;
 801         case sTagVideoCodec:
 802                 tag = GST_TAG_VIDEO_CODEC;
 803                 break;
 804         case sTagEncoder:
 805                 tag = GST_TAG_ENCODER;
 806                 break;
 807         case sTagLanguageCode:
 808                 tag = GST_TAG_LANGUAGE_CODE;
 809                 break;
 810         case sTagKeywords:
 811                 tag = GST_TAG_KEYWORDS;
 812                 break;
 813         case sTagChannelMode:
 814                 tag = "channel-mode";
 815                 break;
 816         case sUser+12:
 817                 return m_error_message;
 818         default:
 819                 return "";
 820         }
 821         if ( !tag )
 822                 return "";
 823         gchar *value;
 824         if (gst_tag_list_get_string(m_stream_tags, tag, &value))
 825         {
 826                 std::string res = value;
 827                 g_free(value);
 828                 return res;
 829         }
 830         return "";
 831 }
 832
 833 PyObject *eServiceMP3::getInfoObject(int w)
 834 {
 835         const gchar *tag = 0;
 836         bool isBuffer = false;
 837         switch (w)
 838         {
 839                 case sTagTrackGain:
 840                         tag = GST_TAG_TRACK_GAIN;
 841                         break;
 842                 case sTagTrackPeak:
 843                         tag = GST_TAG_TRACK_PEAK;
 844                         break;
 845                 case sTagAlbumGain:
 846                         tag = GST_TAG_ALBUM_GAIN;
 847                         break;
 848                 case sTagAlbumPeak:
 849                         tag = GST_TAG_ALBUM_PEAK;
 850                         break;
 851                 case sTagReferenceLevel:
 852                         tag = GST_TAG_REFERENCE_LEVEL;
 853                         break;
 854                 case sTagBeatsPerMinute:
 855                         tag = GST_TAG_BEATS_PER_MINUTE;
 856                         break;
 857                 case sTagImage:
 858                         tag = GST_TAG_IMAGE;
 859                         isBuffer = true;
 860                         break;
 861                 case sTagPreviewImage:
 862                         tag = GST_TAG_PREVIEW_IMAGE;
 863                         isBuffer = true;
 864                         break;
 865                 case sTagAttachment:
 866                         tag = GST_TAG_ATTACHMENT;
 867                         isBuffer = true;
 868                         break;
 869                 default:
 870                         break;
 871         }
 872         gdouble value;
 873         if ( !tag || !m_stream_tags )
 874                 value = 0.0;
 875         PyObject *pyValue;
 876         if ( isBuffer )
 877         {
 878                 const GValue *gv_buffer = gst_tag_list_get_value_index(m_stream_tags, tag, 0);
 879                 if ( gv_buffer )
 880                 {
 881                         GstBuffer *buffer;
 882                         buffer = gst_value_get_buffer (gv_buffer);
 883                         pyValue = PyBuffer_FromMemory(GST_BUFFER_DATA(buffer), GST_BUFFER_SIZE(buffer));
 884                 }
 885         }
 886         else
 887         {
 888                 gst_tag_list_get_double(m_stream_tags, tag, &value);
 889                 pyValue = PyFloat_FromDouble(value);
 890         }
 891
 892         return pyValue;
 893 }
 894
 895 RESULT eServiceMP3::audioChannel(ePtr<iAudioChannelSelection> &ptr)
 896 {
 897         ptr = this;
 898         return 0;
 899 }
 900
 901 RESULT eServiceMP3::audioTracks(ePtr<iAudioTrackSelection> &ptr)
 902 {
 903         ptr = this;
 904         return 0;
 905 }
 906
 907 RESULT eServiceMP3::subtitle(ePtr<iSubtitleOutput> &ptr)
 908 {
 909         ptr = this;
 910         return 0;
 911 }
 912
 913 int eServiceMP3::getNumberOfTracks()
 914 {
 915         return m_audioStreams.size();
 916 }
 917
 918 int eServiceMP3::getCurrentTrack()
 919 {
 920         return m_currentAudioStream;
 921 }
 922
 923 RESULT eServiceMP3::selectTrack(unsigned int i)
 924 {
 925         int ret = selectAudioStream(i);
 926         /* flush */
 927         pts_t ppos;
 928         getPlayPosition(ppos);
 929         seekTo(ppos);
 930
 931         return ret;
 932 }
 933
 934 int eServiceMP3::selectAudioStream(int i)
 935 {
 936         int current_audio;
 937         g_object_set (G_OBJECT (m_gst_playbin), "current-audio", i, NULL);
 938         g_object_get (G_OBJECT (m_gst_playbin), "current-audio", &current_audio, NULL);
 939         if ( current_audio == i )
 940         {
 941                 eDebug ("eServiceMP3::switched to audio stream %i", current_audio);
 942                 m_currentAudioStream = i;
 943                 return 0;
 944         }
 945         return -1;
 946 }
 947
 948 int eServiceMP3::getCurrentChannel()
 949 {
 950         return STEREO;
 951 }
 952
 953 RESULT eServiceMP3::selectChannel(int i)
 954 {
 955         eDebug("eServiceMP3::selectChannel(%i)",i);
 956         return 0;
 957 }
 958
 959 RESULT eServiceMP3::getTrackInfo(struct iAudioTrackInfo &info, unsigned int i)
 960 {
 961         if (i >= m_audioStreams.size())
 962                 return -2;
 963                 info.m_description = m_audioStreams[i].codec;
 964 /*      if (m_audioStreams[i].type == atMPEG)
 965                 info.m_description = "MPEG";
 966         else if (m_audioStreams[i].type == atMP3)
 967                 info.m_description = "MP3";
 968         else if (m_audioStreams[i].type == atAC3)
 969                 info.m_description = "AC3";
 970         else if (m_audioStreams[i].type == atAAC)
 971                 info.m_description = "AAC";
 972         else if (m_audioStreams[i].type == atDTS)
 973                 info.m_description = "DTS";
 974         else if (m_audioStreams[i].type == atPCM)
 975                 info.m_description = "PCM";
 976         else if (m_audioStreams[i].type == atOGG)
 977                 info.m_description = "OGG";
 978         else if (m_audioStreams[i].type == atFLAC)
 979                 info.m_description = "FLAC";
 980         else
 981                 info.m_description = "???";*/
 982         if (info.m_language.empty())
 983                 info.m_language = m_audioStreams[i].language_code;
 984         return 0;
 985 }
 986
 987 void eServiceMP3::gstBusCall(GstBus *bus, GstMessage *msg)
 988 {
 989         if (!msg)
 990                 return;
 991         gchar *sourceName;
 992         GstObject *source;
 993
 994         source = GST_MESSAGE_SRC(msg);
 995         sourceName = gst_object_get_name(source);
 996 #if 0
 997         if (gst_message_get_structure(msg))
 998         {
 999                 gchar *string = gst_structure_to_string(gst_message_get_structure(msg));
1000                 eDebug("eServiceMP3::gst_message from %s: %s", sourceName, string);
1001                 g_free(string);
1002         }
1003         else
1004                 eDebug("eServiceMP3::gst_message from %s: %s (without structure)", sourceName, GST_MESSAGE_TYPE_NAME(msg));
1005 #endif
1006         switch (GST_MESSAGE_TYPE (msg))
1007         {
1008                 case GST_MESSAGE_EOS:
1009                         m_event((iPlayableService*)this, evEOF);
1010                         break;
1011                 case GST_MESSAGE_STATE_CHANGED:
1012                 {
1013                         if(GST_MESSAGE_SRC(msg) != GST_OBJECT(m_gst_playbin))
1014                         return;
1015
1016                         GstState old_state, new_state;
1017                         gst_message_parse_state_changed(msg, &old_state, &new_state, NULL);
1018
1019                         if(old_state == new_state)
1020                                 return;
1021
1022                         eDebug("eServiceMP3::state transition %s -> %s", gst_element_state_get_name(old_state), gst_element_state_get_name(new_state));
1023
1024                         GstStateChange transition = (GstStateChange)GST_STATE_TRANSITION(old_state, new_state);
1025
1026                         switch(transition)
1027                         {
1028                                 case GST_STATE_CHANGE_NULL_TO_READY:
1029                                 {
1030                                 }       break;
1031                                 case GST_STATE_CHANGE_READY_TO_PAUSED:
1032                                 {
1033                                 }       break;
1034                                 case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
1035                                 {
1036                                 }       break;
1037                                 case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
1038                                 {
1039                                 }       break;
1040                                 case GST_STATE_CHANGE_PAUSED_TO_READY:
1041                                 {
1042                                 }       break;
1043                                 case GST_STATE_CHANGE_READY_TO_NULL:
1044                                 {
1045                                 }       break;
1046                         }
1047                         break;
1048                 }
1049                 case GST_MESSAGE_ERROR:
1050                 {
1051                         gchar *debug;
1052                         GError *err;
1053
1054                         gst_message_parse_error (msg, &err, &debug);
1055                         g_free (debug);
1056                         eWarning("Gstreamer error: %s (%i) from %s", err->message, err->code, sourceName );
1057                         if ( err->domain == GST_STREAM_ERROR )
1058                         {
1059                                 if ( err->code == GST_STREAM_ERROR_CODEC_NOT_FOUND )
1060                                 {
1061                                         if ( g_strrstr(sourceName, "videosink") )
1062                                                 m_event((iPlayableService*)this, evUser+11);
1063                                         else if ( g_strrstr(sourceName, "audiosink") )
1064                                                 m_event((iPlayableService*)this, evUser+10);
1065                                 }
1066                         }
1067                         g_error_free(err);
1068                         break;
1069                 }
1070                 case GST_MESSAGE_INFO:
1071                 {
1072                         gchar *debug;
1073                         GError *inf;
1074
1075                         gst_message_parse_info (msg, &inf, &debug);
1076                         g_free (debug);
1077                         if ( inf->domain == GST_STREAM_ERROR && inf->code == GST_STREAM_ERROR_DECODE )
1078                         {
1079                                 if ( g_strrstr(sourceName, "videosink") )
1080                                         m_event((iPlayableService*)this, evUser+14);
1081                         }
1082                         g_error_free(inf);
1083                         break;
1084                 }
1085                 case GST_MESSAGE_TAG:
1086                 {
1087                         GstTagList *tags, *result;
1088                         gst_message_parse_tag(msg, &tags);
1089
1090                         result = gst_tag_list_merge(m_stream_tags, tags, GST_TAG_MERGE_REPLACE);
1091                         if (result)
1092                         {
1093                                 if (m_stream_tags)
1094                                         gst_tag_list_free(m_stream_tags);
1095                                 m_stream_tags = result;
1096                         }
1097
1098                         const GValue *gv_image = gst_tag_list_get_value_index(tags, GST_TAG_IMAGE, 0);
1099                         if ( gv_image )
1100                         {
1101                                 GstBuffer *buf_image;
1102                                 buf_image = gst_value_get_buffer (gv_image);
1103                                 int fd = open("/tmp/.id3coverart", O_CREAT|O_WRONLY|O_TRUNC, 0644);
1104                                 int ret = write(fd, GST_BUFFER_DATA(buf_image), GST_BUFFER_SIZE(buf_image));
1105                                 close(fd);
1106                                 eDebug("eServiceMP3::/tmp/.id3coverart %d bytes written ", ret);
1107                                 m_event((iPlayableService*)this, evUser+13);
1108                         }
1109                         gst_tag_list_free(tags);
1110                         m_event((iPlayableService*)this, evUpdatedInfo);
1111                         break;
1112                 }
1113                 case GST_MESSAGE_ASYNC_DONE:
1114                 {
1115                         GstTagList *tags;
1116                         gint i, active_idx, n_video = 0, n_audio = 0, n_text = 0;
1117
1118                         g_object_get (m_gst_playbin, "n-video", &n_video, NULL);
1119                         g_object_get (m_gst_playbin, "n-audio", &n_audio, NULL);
1120                         g_object_get (m_gst_playbin, "n-text", &n_text, NULL);
1121
1122                         eDebug("eServiceMP3::async-done - %d video, %d audio, %d subtitle", n_video, n_audio, n_text);
1123
1124                         active_idx = 0;
1125
1126                         m_audioStreams.clear();
1127                         m_subtitleStreams.clear();
1128
1129                         for (i = 0; i < n_audio; i++)
1130                         {
1131                                 audioStream audio;
1132                                 gchar *g_codec, *g_lang;
1133                                 GstPad* pad = 0;
1134                                 g_signal_emit_by_name (m_gst_playbin, "get-audio-pad", i, &pad);
1135                                 GstCaps* caps = gst_pad_get_negotiated_caps(pad);
1136                                 if (!caps)
1137                                         continue;
1138                                 GstStructure* str = gst_caps_get_structure(caps, 0);
1139                                 gchar *g_type;
1140                                 g_type = gst_structure_get_name(str);
1141                                 eDebug("AUDIO STRUCT=%s", g_type);
1142                                 audio.type = gstCheckAudioPad(str);
1143                                 g_codec = g_strdup(g_type);
1144                                 g_lang = g_strdup_printf ("und");
1145                                 g_signal_emit_by_name (m_gst_playbin, "get-audio-tags", i, &tags);
1146                                 if ( tags && gst_is_tag_list(tags) )
1147                                 {
1148                                         gst_tag_list_get_string(tags, GST_TAG_AUDIO_CODEC, &g_codec);
1149                                         gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &g_lang);
1150                                         gst_tag_list_free(tags);
1151                                 }
1152                                 audio.language_code = std::string(g_lang);
1153                                 audio.codec = std::string(g_codec);
1154                                 eDebug("eServiceMP3::audio stream=%i codec=%s language=%s", i, g_codec, g_lang);
1155                                 m_audioStreams.push_back(audio);
1156                                 g_free (g_lang);
1157                                 g_free (g_codec);
1158                                 gst_caps_unref(caps);
1159                         }
1160
1161                         for (i = 0; i < n_text; i++)
1162                         {
1163                                 gchar *g_lang;
1164 //                              gchar *g_type;
1165 //                              GstPad* pad = 0;
1166 //                              g_signal_emit_by_name (m_gst_playbin, "get-text-pad", i, &pad);
1167 //                              GstCaps* caps = gst_pad_get_negotiated_caps(pad);
1168 //                              GstStructure* str = gst_caps_get_structure(caps, 0);
1169 //                              g_type = gst_structure_get_name(str);
1170 //                              g_signal_emit_by_name (m_gst_playbin, "get-text-tags", i, &tags);
1171                                 subtitleStream subs;
1172                                 subs.type = stPlainText;
1173                                 g_lang = g_strdup_printf ("und");
1174                                 if ( tags && gst_is_tag_list(tags) )
1175                                         gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &g_lang);
1176                                 subs.language_code = std::string(g_lang);
1177                                 eDebug("eServiceMP3::subtitle stream=%i language=%s"/* type=%s*/, i, g_lang/*, g_type*/);
1178                                 m_subtitleStreams.push_back(subs);
1179                                 g_free (g_lang);
1180 //                              g_free (g_type);
1181                         }
1182                         m_event((iPlayableService*)this, evUpdatedEventInfo);
1183                 }
1184                 case GST_MESSAGE_ELEMENT:
1185                 {
1186                         if ( gst_is_missing_plugin_message(msg) )
1187                         {
1188                                 gchar *description = gst_missing_plugin_message_get_description(msg);
1189                                 if ( description )
1190                                 {
1191                                         m_error_message = "GStreamer plugin " + (std::string)description + " not available!\n";
1192                                         g_free(description);
1193                                         m_event((iPlayableService*)this, evUser+12);
1194                                 }
1195                         }
1196                         else if (const GstStructure *msgstruct = gst_message_get_structure(msg))
1197                         {
1198                                 const gchar *eventname = gst_structure_get_name(msgstruct);
1199                                 if ( eventname )
1200                                 {
1201                                         if (!strcmp(eventname, "eventSizeChanged") || !strcmp(eventname, "eventSizeAvail"))
1202                                         {
1203                                                 gst_structure_get_int (msgstruct, "aspect_ratio", &m_aspect);
1204                                                 gst_structure_get_int (msgstruct, "width", &m_width);
1205                                                 gst_structure_get_int (msgstruct, "height", &m_height);
1206                                                 if (strstr(eventname, "Changed"))
1207                                                         m_event((iPlayableService*)this, evVideoSizeChanged);
1208                                         }
1209                                         else if (!strcmp(eventname, "eventFrameRateChanged") || !strcmp(eventname, "eventFrameRateAvail"))
1210                                         {
1211                                                 gst_structure_get_int (msgstruct, "frame_rate", &m_framerate);
1212                                                 if (strstr(eventname, "Changed"))
1213                                                         m_event((iPlayableService*)this, evVideoFramerateChanged);
1214                                         }
1215                                         else if (!strcmp(eventname, "eventProgressiveChanged") || !strcmp(eventname, "eventProgressiveAvail"))
1216                                         {
1217                                                 gst_structure_get_int (msgstruct, "progressive", &m_progressive);
1218                                                 if (strstr(eventname, "Changed"))
1219                                                         m_event((iPlayableService*)this, evVideoProgressiveChanged);
1220                                         }
1221                                         g_free(eventname);
1222                                 }
1223                         }
1224                         break;
1225                 }
1226                 case GST_MESSAGE_BUFFERING:
1227                 {
1228                         GstBufferingMode mode;
1229                         gst_message_parse_buffering(msg, &(m_bufferInfo.bufferPercent));
1230                         gst_message_parse_buffering_stats(msg, &mode, &(m_bufferInfo.avgInRate), &(m_bufferInfo.avgOutRate), &(m_bufferInfo.bufferingLeft));
1231                         m_event((iPlayableService*)this, evBuffering);
1232                 }
1233                 default:
1234                         break;
1235         }
1236         g_free (sourceName);
1237 }
1238
1239 GstBusSyncReply eServiceMP3::gstBusSyncHandler(GstBus *bus, GstMessage *message, gpointer user_data)
1240 {
1241         eServiceMP3 *_this = (eServiceMP3*)user_data;
1242         _this->m_pump.send(1);
1243                 /* wake */
1244         return GST_BUS_PASS;
1245 }
1246
1247 audiotype_t eServiceMP3::gstCheckAudioPad(GstStructure* structure)
1248 {
1249         if (!structure)
1250                 return atUnknown;
1251
1252         if ( gst_structure_has_name (structure, "audio/mpeg"))
1253         {
1254                 gint mpegversion, layer = -1;
1255                 if (!gst_structure_get_int (structure, "mpegversion", &mpegversion))
1256                         return atUnknown;
1257
1258                 switch (mpegversion) {
1259                         case 1:
1260                                 {
1261                                         gst_structure_get_int (structure, "layer", &layer);
1262                                         if ( layer == 3 )
1263                                                 return atMP3;
1264                                         else
1265                                                 return atMPEG;
1266                                         break;
1267                                 }
1268                         case 2:
1269                                 return atAAC;
1270                         case 4:
1271                                 return atAAC;
1272                         default:
1273                                 return atUnknown;
1274                 }
1275         }
1276
1277         else if ( gst_structure_has_name (structure, "audio/x-ac3") || gst_structure_has_name (structure, "audio/ac3") )
1278                 return atAC3;
1279         else if ( gst_structure_has_name (structure, "audio/x-dts") || gst_structure_has_name (structure, "audio/dts") )
1280                 return atDTS;
1281         else if ( gst_structure_has_name (structure, "audio/x-raw-int") )
1282                 return atPCM;
1283
1284         return atUnknown;
1285 }
1286
1287 void eServiceMP3::gstPoll(const int&)
1288 {
1289                 /* ok, we have a serious problem here. gstBusSyncHandler sends
1290                    us the wakup signal, but likely before it was posted.
1291                    the usleep, an EVIL HACK (DON'T DO THAT!!!) works around this.
1292
1293                    I need to understand the API a bit more to make this work
1294                    proplerly. */
1295         usleep(1);
1296
1297         GstBus *bus = gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin));
1298         GstMessage *message;
1299         while ((message = gst_bus_pop (bus)))
1300         {
1301                 gstBusCall(bus, message);
1302                 gst_message_unref (message);
1303         }
1304 }
1305
1306 eAutoInitPtr<eServiceFactoryMP3> init_eServiceFactoryMP3(eAutoInitNumbers::service+1, "eServiceFactoryMP3");
1307
1308 void eServiceMP3::gstCBsubtitleAvail(GstElement *appsink, gpointer user_data)
1309 {
1310         eServiceMP3 *_this = (eServiceMP3*)user_data;
1311         GstBuffer *buffer;
1312         g_signal_emit_by_name (appsink, "pull-buffer", &buffer);
1313         if (buffer)
1314         {
1315                 GstFormat fmt = GST_FORMAT_TIME;
1316                 gint64 buf_pos = GST_BUFFER_TIMESTAMP(buffer);
1317                 gint64 duration_ns = GST_BUFFER_DURATION(buffer);
1318                 size_t len = GST_BUFFER_SIZE(buffer);
1319                 unsigned char line[len+1];
1320                 memcpy(line, GST_BUFFER_DATA(buffer), len);
1321                 line[len] = 0;
1322 //              eDebug("got new subtitle @ buf_pos = %lld ns (in pts=%lld): '%s' ", buf_pos, buf_pos/11111, line);
1323                 if ( _this->m_subtitle_widget )
1324                 {
1325                         ePangoSubtitlePage page;
1326                         gRGB rgbcol(0xD0,0xD0,0xD0);
1327                         page.m_elements.push_back(ePangoSubtitlePageElement(rgbcol, (const char*)line));
1328                         page.show_pts = buf_pos / 11111L;
1329                         page.m_timeout = duration_ns / 1000000;
1330                         _this->m_subtitle_pages.push_back(page);
1331                         _this->pushSubtitles();
1332                 }
1333         }
1334 }
1335
1336 void eServiceMP3::pushSubtitles()
1337 {
1338         ePangoSubtitlePage page;
1339         GstClockTime base_time;
1340         pts_t running_pts;
1341         GstElement *syncsink;
1342         g_object_get (G_OBJECT (m_gst_playbin), "audio-sink", &syncsink, NULL);
1343         GstClock *clock;
1344         clock = gst_element_get_clock (syncsink);
1345         while ( !m_subtitle_pages.empty() )
1346         {
1347                 page = m_subtitle_pages.front();
1348
1349                 base_time = gst_element_get_base_time (syncsink);
1350                 running_pts = gst_clock_get_time (clock) / 11111L;
1351                 gint64 diff_ms = ( page.show_pts - running_pts ) / 90;
1352 //              eDebug("eServiceMP3::pushSubtitles show_pts = %lld  running_pts = %lld  diff = %lld", page.show_pts, running_pts, diff_ms);
1353                 if ( diff_ms > 20 )
1354                 {
1355 //                      eDebug("m_subtitle_sync_timer->start(%lld,1)", diff_ms);
1356                         m_subtitle_sync_timer->start(diff_ms, 1);
1357                         break;
1358                 }
1359                 else
1360                 {
1361                         m_subtitle_widget->setPage(page);
1362                         m_subtitle_pages.pop_front();
1363                 }
1364         }
1365         gst_object_unref (clock);
1366         gst_object_unref (syncsink);
1367 }
1368
1369 RESULT eServiceMP3::enableSubtitles(eWidget *parent, ePyObject tuple)
1370 {
1371         ePyObject entry;
1372         int tuplesize = PyTuple_Size(tuple);
1373         int pid, type;
1374         gint text_pid = 0;
1375
1376         if (!PyTuple_Check(tuple))
1377                 goto error_out;
1378         if (tuplesize < 1)
1379                 goto error_out;
1380         entry = PyTuple_GET_ITEM(tuple, 1);
1381         if (!PyInt_Check(entry))
1382                 goto error_out;
1383         pid = PyInt_AsLong(entry);
1384         entry = PyTuple_GET_ITEM(tuple, 2);
1385         if (!PyInt_Check(entry))
1386                 goto error_out;
1387         type = PyInt_AsLong(entry);
1388
1389         g_object_set (G_OBJECT (m_gst_playbin), "current-text", pid, NULL);
1390         m_currentSubtitleStream = pid;
1391
1392         m_subtitle_widget = new eSubtitleWidget(parent);
1393         m_subtitle_widget->resize(parent->size()); /* full size */
1394
1395         g_object_get (G_OBJECT (m_gst_playbin), "current-text", &text_pid, NULL);
1396
1397         eDebug ("eServiceMP3::switched to subtitle stream %i", text_pid);
1398         m_subtitle_pages.clear();
1399
1400         return 0;
1401
1402 error_out:
1403         eDebug("eServiceMP3::enableSubtitles needs a tuple as 2nd argument!\n"
1404                 "for gst subtitles (2, subtitle_stream_count, subtitle_type)");
1405         return -1;
1406 }
1407
1408 RESULT eServiceMP3::disableSubtitles(eWidget *parent)
1409 {
1410         eDebug("eServiceMP3::disableSubtitles");
1411         m_subtitle_pages.clear();
1412         delete m_subtitle_widget;
1413         m_subtitle_widget = 0;
1414         return 0;
1415 }
1416
1417 PyObject *eServiceMP3::getCachedSubtitle()
1418 {
1419 //      eDebug("eServiceMP3::getCachedSubtitle");
1420         Py_RETURN_NONE;
1421 }
1422
1423 PyObject *eServiceMP3::getSubtitleList()
1424 {
1425         eDebug("eServiceMP3::getSubtitleList");
1426
1427         ePyObject l = PyList_New(0);
1428         int stream_count[sizeof(subtype_t)];
1429         for ( unsigned int i = 0; i < sizeof(subtype_t); i++ )
1430                 stream_count[i] = 0;
1431
1432         for (std::vector<subtitleStream>::iterator IterSubtitleStream(m_subtitleStreams.begin()); IterSubtitleStream != m_subtitleStreams.end(); ++IterSubtitleStream)
1433         {
1434                 subtype_t type = IterSubtitleStream->type;
1435                 ePyObject tuple = PyTuple_New(5);
1436                 PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(2));
1437                 PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(stream_count[type]));
1438                 PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(int(type)));
1439                 PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(0));
1440                 PyTuple_SET_ITEM(tuple, 4, PyString_FromString((IterSubtitleStream->language_code).c_str()));
1441                 PyList_Append(l, tuple);
1442                 Py_DECREF(tuple);
1443                 stream_count[type]++;
1444         }
1445         return l;
1446 }
1447
1448 RESULT eServiceMP3::streamed(ePtr<iStreamedService> &ptr)
1449 {
1450         ptr = this;
1451         return 0;
1452 }
1453
1454 PyObject *eServiceMP3::getBufferCharge()
1455 {
1456         ePyObject tuple = PyTuple_New(5);
1457         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(m_bufferInfo.bufferPercent));
1458         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(m_bufferInfo.avgInRate));
1459         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(m_bufferInfo.avgOutRate));
1460         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(m_bufferInfo.bufferingLeft));
1461         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(m_buffer_size));
1462         return tuple;
1463 }
1464
1465 int eServiceMP3::setBufferSize(int size)
1466 {
1467         m_buffer_size = size;
1468         g_object_set (G_OBJECT (m_gst_playbin), "buffer-size", m_buffer_size, NULL);
1469         return 0;
1470 }
1471
1472
1473 #else
1474 #warning gstreamer not available, not building media player
1475 #endif