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