lib/service/servicemp3.cpp

   1 #ifdef HAVE_GSTREAMER
   2
   3         /* note: this requires gstreamer 0.10.x and a big list of plugins. */
   4         /* it's currently hardcoded to use a big-endian alsasink as sink. */
   5 #include <lib/base/ebase.h>
   6 #include <lib/base/eerror.h>
   7 #include <lib/base/init_num.h>
   8 #include <lib/base/init.h>
   9 #include <lib/base/nconfig.h>
  10 #include <lib/base/object.h>
  11 #include <lib/dvb/decoder.h>
  12 #include <lib/components/file_eraser.h>
  13 #include <lib/gui/esubtitle.h>
  14 #include <lib/service/servicemp3.h>
  15 #include <lib/service/service.h>
  16
  17 #include <string>
  18
  19 #include <gst/gst.h>
  20 #include <gst/pbutils/missing-plugins.h>
  21 #include <sys/stat.h>
  22
  23 // eServiceFactoryMP3
  24
  25 eServiceFactoryMP3::eServiceFactoryMP3()
  26 {
  27         ePtr<eServiceCenter> sc;
  28
  29         eServiceCenter::getPrivInstance(sc);
  30         if (sc)
  31         {
  32                 std::list<std::string> extensions;
  33                 extensions.push_back("mp2");
  34                 extensions.push_back("mp3");
  35                 extensions.push_back("ogg");
  36                 extensions.push_back("mpg");
  37                 extensions.push_back("vob");
  38                 extensions.push_back("wav");
  39                 extensions.push_back("wave");
  40                 extensions.push_back("m4v");
  41                 extensions.push_back("mkv");
  42                 extensions.push_back("avi");
  43                 extensions.push_back("divx");
  44                 extensions.push_back("dat");
  45                 extensions.push_back("flac");
  46                 extensions.push_back("mp4");
  47                 extensions.push_back("mov");
  48                 extensions.push_back("m4a");
  49                 extensions.push_back("m2ts");
  50                 sc->addServiceFactory(eServiceFactoryMP3::id, this, extensions);
  51         }
  52
  53         m_service_info = new eStaticServiceMP3Info();
  54 }
  55
  56 eServiceFactoryMP3::~eServiceFactoryMP3()
  57 {
  58         ePtr<eServiceCenter> sc;
  59
  60         eServiceCenter::getPrivInstance(sc);
  61         if (sc)
  62                 sc->removeServiceFactory(eServiceFactoryMP3::id);
  63 }
  64
  65 DEFINE_REF(eServiceFactoryMP3)
  66
  67         // iServiceHandler
  68 RESULT eServiceFactoryMP3::play(const eServiceReference &ref, ePtr<iPlayableService> &ptr)
  69 {
  70                 // check resources...
  71         ptr = new eServiceMP3(ref);
  72         return 0;
  73 }
  74
  75 RESULT eServiceFactoryMP3::record(const eServiceReference &ref, ePtr<iRecordableService> &ptr)
  76 {
  77         ptr=0;
  78         return -1;
  79 }
  80
  81 RESULT eServiceFactoryMP3::list(const eServiceReference &, ePtr<iListableService> &ptr)
  82 {
  83         ptr=0;
  84         return -1;
  85 }
  86
  87 RESULT eServiceFactoryMP3::info(const eServiceReference &ref, ePtr<iStaticServiceInformation> &ptr)
  88 {
  89         ptr = m_service_info;
  90         return 0;
  91 }
  92
  93 class eMP3ServiceOfflineOperations: public iServiceOfflineOperations
  94 {
  95         DECLARE_REF(eMP3ServiceOfflineOperations);
  96         eServiceReference m_ref;
  97 public:
  98         eMP3ServiceOfflineOperations(const eServiceReference &ref);
  99
 100         RESULT deleteFromDisk(int simulate);
 101         RESULT getListOfFilenames(std::list<std::string> &);
 102         RESULT reindex();
 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 RESULT eMP3ServiceOfflineOperations::reindex()
 146 {
 147         return -1;
 148 }
 149
 150
 151 RESULT eServiceFactoryMP3::offlineOperations(const eServiceReference &ref, ePtr<iServiceOfflineOperations> &ptr)
 152 {
 153         ptr = new eMP3ServiceOfflineOperations(ref);
 154         return 0;
 155 }
 156
 157 // eStaticServiceMP3Info
 158
 159
 160 // eStaticServiceMP3Info is seperated from eServiceMP3 to give information
 161 // about unopened files.
 162
 163 // probably eServiceMP3 should use this class as well, and eStaticServiceMP3Info
 164 // should have a database backend where ID3-files etc. are cached.
 165 // this would allow listing the mp3 database based on certain filters.
 166
 167 DEFINE_REF(eStaticServiceMP3Info)
 168
 169 eStaticServiceMP3Info::eStaticServiceMP3Info()
 170 {
 171 }
 172
 173 RESULT eStaticServiceMP3Info::getName(const eServiceReference &ref, std::string &name)
 174 {
 175         if ( ref.name.length() )
 176                 name = ref.name;
 177         else
 178         {
 179                 size_t last = ref.path.rfind('/');
 180                 if (last != std::string::npos)
 181                         name = ref.path.substr(last+1);
 182                 else
 183                         name = ref.path;
 184         }
 185         return 0;
 186 }
 187
 188 int eStaticServiceMP3Info::getLength(const eServiceReference &ref)
 189 {
 190         return -1;
 191 }
 192
 193 // eServiceMP3
 194 int eServiceMP3::ac3_delay,
 195     eServiceMP3::pcm_delay;
 196
 197 eServiceMP3::eServiceMP3(eServiceReference ref)
 198         :m_ref(ref), m_pump(eApp, 1)
 199 {
 200         m_seekTimeout = eTimer::create(eApp);
 201         m_subtitle_sync_timer = eTimer::create(eApp);
 202         m_stream_tags = 0;
 203         m_currentAudioStream = -1;
 204         m_currentSubtitleStream = 0;
 205         m_subtitle_widget = 0;
 206         m_currentTrickRatio = 0;
 207         m_subs_to_pull = 0;
 208         m_buffer_size = 1*1024*1024;
 209         CONNECT(m_seekTimeout->timeout, eServiceMP3::seekTimeoutCB);
 210         CONNECT(m_subtitle_sync_timer->timeout, eServiceMP3::pushSubtitles);
 211         CONNECT(m_pump.recv_msg, eServiceMP3::gstPoll);
 212         m_aspect = m_width = m_height = m_framerate = m_progressive = -1;
 213
 214         m_state = stIdle;
 215         eDebug("eServiceMP3::construct!");
 216
 217         const char *filename = m_ref.path.c_str();
 218         const char *ext = strrchr(filename, '.');
 219         if (!ext)
 220                 ext = filename;
 221
 222         sourceStream sourceinfo;
 223         sourceinfo.is_video = FALSE;
 224         sourceinfo.audiotype = atUnknown;
 225         if ( (strcasecmp(ext, ".mpeg") && strcasecmp(ext, ".mpg") && strcasecmp(ext, ".vob") && strcasecmp(ext, ".bin") && strcasecmp(ext, ".dat") ) == 0 )
 226         {
 227                 sourceinfo.containertype = ctMPEGPS;
 228                 sourceinfo.is_video = TRUE;
 229         }
 230         else if ( strcasecmp(ext, ".ts") == 0 )
 231         {
 232                 sourceinfo.containertype = ctMPEGTS;
 233                 sourceinfo.is_video = TRUE;
 234         }
 235         else if ( strcasecmp(ext, ".mkv") == 0 )
 236         {
 237                 sourceinfo.containertype = ctMKV;
 238                 sourceinfo.is_video = TRUE;
 239         }
 240         else if ( strcasecmp(ext, ".avi") == 0 || strcasecmp(ext, ".divx") == 0)
 241         {
 242                 sourceinfo.containertype = ctAVI;
 243                 sourceinfo.is_video = TRUE;
 244         }
 245         else if ( strcasecmp(ext, ".mp4") == 0 || strcasecmp(ext, ".mov") == 0 || strcasecmp(ext, ".m4v") == 0)
 246         {
 247                 sourceinfo.containertype = ctMP4;
 248                 sourceinfo.is_video = TRUE;
 249         }
 250         else if ( strcasecmp(ext, ".m4a") == 0 )
 251         {
 252                 sourceinfo.containertype = ctMP4;
 253                 sourceinfo.audiotype = atAAC;
 254         }
 255         else if ( strcasecmp(ext, ".mp3") == 0 )
 256                 sourceinfo.audiotype = atMP3;
 257         else if ( (strncmp(filename, "/autofs/", 8) || strncmp(filename+strlen(filename)-13, "/track-", 7) || strcasecmp(ext, ".wav")) == 0 )
 258                 sourceinfo.containertype = ctCDA;
 259         if ( strcasecmp(ext, ".dat") == 0 )
 260         {
 261                 sourceinfo.containertype = ctVCD;
 262                 sourceinfo.is_video = TRUE;
 263         }
 264         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 )
 265                 sourceinfo.is_streaming = TRUE;
 266
 267         gchar *uri;
 268
 269         if ( sourceinfo.is_streaming )
 270         {
 271                 uri = g_strdup_printf ("%s", filename);
 272         }
 273         else if ( sourceinfo.containertype == ctCDA )
 274         {
 275                 int i_track = atoi(filename+18);
 276                 uri = g_strdup_printf ("cdda://%i", i_track);
 277         }
 278         else if ( sourceinfo.containertype == ctVCD )
 279         {
 280                 int fd = open(filename,O_RDONLY);
 281                 char tmp[128*1024];
 282                 int ret = read(fd, tmp, 128*1024);
 283                 close(fd);
 284                 if ( ret == -1 ) // this is a "REAL" VCD
 285                         uri = g_strdup_printf ("vcd://");
 286                 else
 287                         uri = g_strdup_printf ("file://%s", filename);
 288         }
 289         else
 290
 291                 uri = g_strdup_printf ("file://%s", filename);
 292
 293         eDebug("eServiceMP3::playbin2 uri=%s", uri);
 294
 295         m_gst_playbin = gst_element_factory_make("playbin2", "playbin");
 296         if (!m_gst_playbin)
 297                 m_error_message = "failed to create GStreamer pipeline!\n";
 298
 299         g_object_set (G_OBJECT (m_gst_playbin), "uri", uri, NULL);
 300
 301         int flags = 0x47; // ( == GST_PLAY_FLAG_VIDEO | GST_PLAY_FLAG_AUDIO | GST_PLAY_FLAG_NATIVE_VIDEO | GST_PLAY_FLAG_TEXT )
 302         g_object_set (G_OBJECT (m_gst_playbin), "flags", flags, NULL);
 303
 304         g_free(uri);
 305
 306         GstElement *subsink = gst_element_factory_make("appsink", "subtitle_sink");
 307         if (!subsink)
 308                 eDebug("eServiceMP3::sorry, can't play: missing gst-plugin-appsink");
 309         else
 310         {
 311                 m_subs_to_pull_handler_id = g_signal_connect (subsink, "new-buffer", G_CALLBACK (gstCBsubtitleAvail), this);
 312                 g_object_set (G_OBJECT (m_gst_playbin), "text-sink", subsink, NULL);
 313         }
 314
 315         if ( m_gst_playbin )
 316         {
 317                 gst_bus_set_sync_handler(gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin)), gstBusSyncHandler, this);
 318                 char srt_filename[strlen(filename)+1];
 319                 strncpy(srt_filename,filename,strlen(filename)-3);
 320                 srt_filename[strlen(filename)-3]='\0';
 321                 strcat(srt_filename, "srt");
 322                 struct stat buffer;
 323                 if (stat(srt_filename, &buffer) == 0)
 324                 {
 325                         std::string suburi = "file://" + (std::string)srt_filename;
 326                         eDebug("eServiceMP3::subtitle uri: %s",suburi.c_str());
 327                         g_object_set (G_OBJECT (m_gst_playbin), "suburi", suburi.c_str(), NULL);
 328                         subtitleStream subs;
 329                         subs.type = stSRT;
 330                         subs.language_code = std::string("und");
 331                         m_subtitleStreams.push_back(subs);
 332                 }
 333         } else
 334         {
 335                 m_event((iPlayableService*)this, evUser+12);
 336
 337                 if (m_gst_playbin)
 338                         gst_object_unref(GST_OBJECT(m_gst_playbin));
 339
 340                 eDebug("eServiceMP3::sorry, can't play: %s",m_error_message.c_str());
 341                 m_gst_playbin = 0;
 342         }
 343
 344         setBufferSize(m_buffer_size);
 345 }
 346
 347 eServiceMP3::~eServiceMP3()
 348 {
 349         // disconnect subtitle callback
 350         GstElement *sink;
 351         g_object_get (G_OBJECT (m_gst_playbin), "text-sink", &sink, NULL);
 352         if (sink)
 353         {
 354                 g_signal_handler_disconnect (sink, m_subs_to_pull_handler_id);
 355                 gst_object_unref(sink);
 356         }
 357
 358         delete m_subtitle_widget;
 359
 360         // disconnect sync handler callback
 361         gst_bus_set_sync_handler(gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin)), NULL, NULL);
 362
 363         if (m_state == stRunning)
 364                 stop();
 365
 366         if (m_stream_tags)
 367                 gst_tag_list_free(m_stream_tags);
 368
 369         if (m_gst_playbin)
 370         {
 371                 gst_object_unref (GST_OBJECT (m_gst_playbin));
 372                 eDebug("eServiceMP3::destruct!");
 373         }
 374 }
 375
 376 DEFINE_REF(eServiceMP3);
 377
 378 RESULT eServiceMP3::connectEvent(const Slot2<void,iPlayableService*,int> &event, ePtr<eConnection> &connection)
 379 {
 380         connection = new eConnection((iPlayableService*)this, m_event.connect(event));
 381         return 0;
 382 }
 383
 384 RESULT eServiceMP3::start()
 385 {
 386         ASSERT(m_state == stIdle);
 387
 388         m_state = stRunning;
 389         if (m_gst_playbin)
 390         {
 391                 eDebug("eServiceMP3::starting pipeline");
 392                 gst_element_set_state (m_gst_playbin, GST_STATE_PLAYING);
 393         }
 394
 395         m_event(this, evStart);
 396
 397         return 0;
 398 }
 399
 400 RESULT eServiceMP3::stop()
 401 {
 402         ASSERT(m_state != stIdle);
 403
 404         if (m_state == stStopped)
 405                 return -1;
 406
 407         eDebug("eServiceMP3::stop %s", m_ref.path.c_str());
 408         gst_element_set_state(m_gst_playbin, GST_STATE_NULL);
 409         m_state = stStopped;
 410
 411         return 0;
 412 }
 413
 414 RESULT eServiceMP3::setTarget(int target)
 415 {
 416         return -1;
 417 }
 418
 419 RESULT eServiceMP3::pause(ePtr<iPauseableService> &ptr)
 420 {
 421         ptr=this;
 422         return 0;
 423 }
 424
 425 RESULT eServiceMP3::setSlowMotion(int ratio)
 426 {
 427         if (!ratio)
 428                 return 0;
 429         eDebug("eServiceMP3::setSlowMotion ratio=%f",1/(float)ratio);
 430         return trickSeek(1/(float)ratio);
 431 }
 432
 433 RESULT eServiceMP3::setFastForward(int ratio)
 434 {
 435         eDebug("eServiceMP3::setFastForward ratio=%i",ratio);
 436         return trickSeek(ratio);
 437 }
 438
 439 void eServiceMP3::seekTimeoutCB()
 440 {
 441         pts_t ppos, len;
 442         getPlayPosition(ppos);
 443         getLength(len);
 444         ppos += 90000*m_currentTrickRatio;
 445
 446         if (ppos < 0)
 447         {
 448                 ppos = 0;
 449                 m_seekTimeout->stop();
 450         }
 451         if (ppos > len)
 452         {
 453                 ppos = 0;
 454                 stop();
 455                 m_seekTimeout->stop();
 456                 return;
 457         }
 458         seekTo(ppos);
 459 }
 460
 461                 // iPausableService
 462 RESULT eServiceMP3::pause()
 463 {
 464         if (!m_gst_playbin || m_state != stRunning)
 465                 return -1;
 466
 467         gst_element_set_state(m_gst_playbin, GST_STATE_PAUSED);
 468
 469         return 0;
 470 }
 471
 472 RESULT eServiceMP3::unpause()
 473 {
 474         if (!m_gst_playbin || m_state != stRunning)
 475                 return -1;
 476
 477         gst_element_set_state(m_gst_playbin, GST_STATE_PLAYING);
 478
 479         return 0;
 480 }
 481
 482         /* iSeekableService */
 483 RESULT eServiceMP3::seek(ePtr<iSeekableService> &ptr)
 484 {
 485         ptr = this;
 486         return 0;
 487 }
 488
 489 RESULT eServiceMP3::getLength(pts_t &pts)
 490 {
 491         if (!m_gst_playbin)
 492                 return -1;
 493
 494         if (m_state != stRunning)
 495                 return -1;
 496
 497         GstFormat fmt = GST_FORMAT_TIME;
 498         gint64 len;
 499
 500         if (!gst_element_query_duration(m_gst_playbin, &fmt, &len))
 501                 return -1;
 502                 /* len is in nanoseconds. we have 90 000 pts per second. */
 503
 504         pts = len / 11111;
 505         return 0;
 506 }
 507
 508 RESULT eServiceMP3::seekToImpl(pts_t to)
 509 {
 510                 /* convert pts to nanoseconds */
 511         gint64 time_nanoseconds = to * 11111LL;
 512         if (!gst_element_seek (m_gst_playbin, 1.0, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH,
 513                 GST_SEEK_TYPE_SET, time_nanoseconds,
 514                 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE))
 515         {
 516                 eDebug("eServiceMP3::seekTo failed");
 517                 return -1;
 518         }
 519
 520         return 0;
 521 }
 522
 523 RESULT eServiceMP3::seekTo(pts_t to)
 524 {
 525         RESULT ret = -1;
 526
 527         if (m_gst_playbin) {
 528                 eSingleLocker l(m_subs_to_pull_lock); // this is needed to dont handle incomming subtitles during seek!
 529                 if (!(ret = seekToImpl(to)))
 530                 {
 531                         m_subtitle_pages.clear();
 532                         m_subs_to_pull = 0;
 533                 }
 534         }
 535
 536         return ret;
 537 }
 538
 539
 540 RESULT eServiceMP3::trickSeek(gdouble ratio)
 541 {
 542         if (!m_gst_playbin)
 543                 return -1;
 544         if (!ratio)
 545                 return seekRelative(0, 0);
 546
 547         GstEvent *s_event;
 548         int flags;
 549         flags = GST_SEEK_FLAG_NONE;
 550         flags |= GST_SEEK_FLAG_FLUSH;
 551 //      flags |= GstSeekFlags (GST_SEEK_FLAG_ACCURATE);
 552         flags |= GST_SEEK_FLAG_KEY_UNIT;
 553 //      flags |= GstSeekFlags (GST_SEEK_FLAG_SEGMENT);
 554 //      flags |= GstSeekFlags (GST_SEEK_FLAG_SKIP);
 555
 556         GstFormat fmt = GST_FORMAT_TIME;
 557         gint64 pos, len;
 558         gst_element_query_duration(m_gst_playbin, &fmt, &len);
 559         gst_element_query_position(m_gst_playbin, &fmt, &pos);
 560
 561         if ( ratio >= 0 )
 562         {
 563                 s_event = gst_event_new_seek (ratio, GST_FORMAT_TIME, (GstSeekFlags)flags, GST_SEEK_TYPE_SET, pos, GST_SEEK_TYPE_SET, len);
 564
 565                 eDebug("eServiceMP3::trickSeek with rate %lf to %" GST_TIME_FORMAT " ", ratio, GST_TIME_ARGS (pos));
 566         }
 567         else
 568         {
 569                 s_event = gst_event_new_seek (ratio, GST_FORMAT_TIME, (GstSeekFlags)(GST_SEEK_FLAG_SKIP|GST_SEEK_FLAG_FLUSH), GST_SEEK_TYPE_NONE, -1, GST_SEEK_TYPE_NONE, -1);
 570         }
 571
 572         if (!gst_element_send_event ( GST_ELEMENT (m_gst_playbin), s_event))
 573         {
 574                 eDebug("eServiceMP3::trickSeek failed");
 575                 return -1;
 576         }
 577
 578         return 0;
 579 }
 580
 581
 582 RESULT eServiceMP3::seekRelative(int direction, pts_t to)
 583 {
 584         if (!m_gst_playbin)
 585                 return -1;
 586
 587         pts_t ppos;
 588         getPlayPosition(ppos);
 589         ppos += to * direction;
 590         if (ppos < 0)
 591                 ppos = 0;
 592         seekTo(ppos);
 593
 594         return 0;
 595 }
 596
 597 RESULT eServiceMP3::getPlayPosition(pts_t &pts)
 598 {
 599         GstFormat fmt = GST_FORMAT_TIME;
 600         gint64 pos;
 601         GstElement *sink;
 602         pts = 0;
 603
 604         if (!m_gst_playbin)
 605                 return -1;
 606         if (m_state != stRunning)
 607                 return -1;
 608
 609         g_object_get (G_OBJECT (m_gst_playbin), "audio-sink", &sink, NULL);
 610
 611         if (!sink)
 612                 g_object_get (G_OBJECT (m_gst_playbin), "video-sink", &sink, NULL);
 613
 614         if (!sink)
 615                 return -1;
 616
 617         gchar *name = gst_element_get_name(sink);
 618         gboolean use_get_decoder_time = strstr(name, "dvbaudiosink") || strstr(name, "dvbvideosink");
 619         g_free(name);
 620
 621         if (use_get_decoder_time)
 622                 g_signal_emit_by_name(sink, "get-decoder-time", &pos);
 623
 624         gst_object_unref(sink);
 625
 626         if (!use_get_decoder_time && !gst_element_query_position(m_gst_playbin, &fmt, &pos)) {
 627                 eDebug("gst_element_query_position failed in getPlayPosition");
 628                 return -1;
 629         }
 630
 631         /* pos is in nanoseconds. we have 90 000 pts per second. */
 632         pts = pos / 11111;
 633         return 0;
 634 }
 635
 636 RESULT eServiceMP3::setTrickmode(int trick)
 637 {
 638                 /* trickmode is not yet supported by our dvbmediasinks. */
 639         return -1;
 640 }
 641
 642 RESULT eServiceMP3::isCurrentlySeekable()
 643 {
 644         return 1;
 645 }
 646
 647 RESULT eServiceMP3::info(ePtr<iServiceInformation>&i)
 648 {
 649         i = this;
 650         return 0;
 651 }
 652
 653 RESULT eServiceMP3::getName(std::string &name)
 654 {
 655         std::string title = m_ref.getName();
 656         if (title.empty())
 657         {
 658                 name = m_ref.path;
 659                 size_t n = name.rfind('/');
 660                 if (n != std::string::npos)
 661                         name = name.substr(n + 1);
 662         }
 663         else
 664                 name = title;
 665         return 0;
 666 }
 667
 668 int eServiceMP3::getInfo(int w)
 669 {
 670         const gchar *tag = 0;
 671
 672         switch (w)
 673         {
 674         case sServiceref: return m_ref;
 675         case sVideoHeight: return m_height;
 676         case sVideoWidth: return m_width;
 677         case sFrameRate: return m_framerate;
 678         case sProgressive: return m_progressive;
 679         case sAspect: return m_aspect;
 680         case sTagTitle:
 681         case sTagArtist:
 682         case sTagAlbum:
 683         case sTagTitleSortname:
 684         case sTagArtistSortname:
 685         case sTagAlbumSortname:
 686         case sTagDate:
 687         case sTagComposer:
 688         case sTagGenre:
 689         case sTagComment:
 690         case sTagExtendedComment:
 691         case sTagLocation:
 692         case sTagHomepage:
 693         case sTagDescription:
 694         case sTagVersion:
 695         case sTagISRC:
 696         case sTagOrganization:
 697         case sTagCopyright:
 698         case sTagCopyrightURI:
 699         case sTagContact:
 700         case sTagLicense:
 701         case sTagLicenseURI:
 702         case sTagCodec:
 703         case sTagAudioCodec:
 704         case sTagVideoCodec:
 705         case sTagEncoder:
 706         case sTagLanguageCode:
 707         case sTagKeywords:
 708         case sTagChannelMode:
 709         case sUser+12:
 710                 return resIsString;
 711         case sTagTrackGain:
 712         case sTagTrackPeak:
 713         case sTagAlbumGain:
 714         case sTagAlbumPeak:
 715         case sTagReferenceLevel:
 716         case sTagBeatsPerMinute:
 717         case sTagImage:
 718         case sTagPreviewImage:
 719         case sTagAttachment:
 720                 return resIsPyObject;
 721         case sTagTrackNumber:
 722                 tag = GST_TAG_TRACK_NUMBER;
 723                 break;
 724         case sTagTrackCount:
 725                 tag = GST_TAG_TRACK_COUNT;
 726                 break;
 727         case sTagAlbumVolumeNumber:
 728                 tag = GST_TAG_ALBUM_VOLUME_NUMBER;
 729                 break;
 730         case sTagAlbumVolumeCount:
 731                 tag = GST_TAG_ALBUM_VOLUME_COUNT;
 732                 break;
 733         case sTagBitrate:
 734                 tag = GST_TAG_BITRATE;
 735                 break;
 736         case sTagNominalBitrate:
 737                 tag = GST_TAG_NOMINAL_BITRATE;
 738                 break;
 739         case sTagMinimumBitrate:
 740                 tag = GST_TAG_MINIMUM_BITRATE;
 741                 break;
 742         case sTagMaximumBitrate:
 743                 tag = GST_TAG_MAXIMUM_BITRATE;
 744                 break;
 745         case sTagSerial:
 746                 tag = GST_TAG_SERIAL;
 747                 break;
 748         case sTagEncoderVersion:
 749                 tag = GST_TAG_ENCODER_VERSION;
 750                 break;
 751         case sTagCRC:
 752                 tag = "has-crc";
 753                 break;
 754         default:
 755                 return resNA;
 756         }
 757
 758         if (!m_stream_tags || !tag)
 759                 return 0;
 760
 761         guint value;
 762         if (gst_tag_list_get_uint(m_stream_tags, tag, &value))
 763                 return (int) value;
 764
 765         return 0;
 766 }
 767
 768 std::string eServiceMP3::getInfoString(int w)
 769 {
 770         if ( !m_stream_tags && w < sUser && w > 26 )
 771                 return "";
 772         const gchar *tag = 0;
 773         switch (w)
 774         {
 775         case sTagTitle:
 776                 tag = GST_TAG_TITLE;
 777                 break;
 778         case sTagArtist:
 779                 tag = GST_TAG_ARTIST;
 780                 break;
 781         case sTagAlbum:
 782                 tag = GST_TAG_ALBUM;
 783                 break;
 784         case sTagTitleSortname:
 785                 tag = GST_TAG_TITLE_SORTNAME;
 786                 break;
 787         case sTagArtistSortname:
 788                 tag = GST_TAG_ARTIST_SORTNAME;
 789                 break;
 790         case sTagAlbumSortname:
 791                 tag = GST_TAG_ALBUM_SORTNAME;
 792                 break;
 793         case sTagDate:
 794                 GDate *date;
 795                 if (gst_tag_list_get_date(m_stream_tags, GST_TAG_DATE, &date))
 796                 {
 797                         gchar res[5];
 798                         g_date_strftime (res, sizeof(res), "%Y-%M-%D", date);
 799                         return (std::string)res;
 800                 }
 801                 break;
 802         case sTagComposer:
 803                 tag = GST_TAG_COMPOSER;
 804                 break;
 805         case sTagGenre:
 806                 tag = GST_TAG_GENRE;
 807                 break;
 808         case sTagComment:
 809                 tag = GST_TAG_COMMENT;
 810                 break;
 811         case sTagExtendedComment:
 812                 tag = GST_TAG_EXTENDED_COMMENT;
 813                 break;
 814         case sTagLocation:
 815                 tag = GST_TAG_LOCATION;
 816                 break;
 817         case sTagHomepage:
 818                 tag = GST_TAG_HOMEPAGE;
 819                 break;
 820         case sTagDescription:
 821                 tag = GST_TAG_DESCRIPTION;
 822                 break;
 823         case sTagVersion:
 824                 tag = GST_TAG_VERSION;
 825                 break;
 826         case sTagISRC:
 827                 tag = GST_TAG_ISRC;
 828                 break;
 829         case sTagOrganization:
 830                 tag = GST_TAG_ORGANIZATION;
 831                 break;
 832         case sTagCopyright:
 833                 tag = GST_TAG_COPYRIGHT;
 834                 break;
 835         case sTagCopyrightURI:
 836                 tag = GST_TAG_COPYRIGHT_URI;
 837                 break;
 838         case sTagContact:
 839                 tag = GST_TAG_CONTACT;
 840                 break;
 841         case sTagLicense:
 842                 tag = GST_TAG_LICENSE;
 843                 break;
 844         case sTagLicenseURI:
 845                 tag = GST_TAG_LICENSE_URI;
 846                 break;
 847         case sTagCodec:
 848                 tag = GST_TAG_CODEC;
 849                 break;
 850         case sTagAudioCodec:
 851                 tag = GST_TAG_AUDIO_CODEC;
 852                 break;
 853         case sTagVideoCodec:
 854                 tag = GST_TAG_VIDEO_CODEC;
 855                 break;
 856         case sTagEncoder:
 857                 tag = GST_TAG_ENCODER;
 858                 break;
 859         case sTagLanguageCode:
 860                 tag = GST_TAG_LANGUAGE_CODE;
 861                 break;
 862         case sTagKeywords:
 863                 tag = GST_TAG_KEYWORDS;
 864                 break;
 865         case sTagChannelMode:
 866                 tag = "channel-mode";
 867                 break;
 868         case sUser+12:
 869                 return m_error_message;
 870         default:
 871                 return "";
 872         }
 873         if ( !tag )
 874                 return "";
 875         gchar *value;
 876         if (gst_tag_list_get_string(m_stream_tags, tag, &value))
 877         {
 878                 std::string res = value;
 879                 g_free(value);
 880                 return res;
 881         }
 882         return "";
 883 }
 884
 885 PyObject *eServiceMP3::getInfoObject(int w)
 886 {
 887         const gchar *tag = 0;
 888         bool isBuffer = false;
 889         switch (w)
 890         {
 891                 case sTagTrackGain:
 892                         tag = GST_TAG_TRACK_GAIN;
 893                         break;
 894                 case sTagTrackPeak:
 895                         tag = GST_TAG_TRACK_PEAK;
 896                         break;
 897                 case sTagAlbumGain:
 898                         tag = GST_TAG_ALBUM_GAIN;
 899                         break;
 900                 case sTagAlbumPeak:
 901                         tag = GST_TAG_ALBUM_PEAK;
 902                         break;
 903                 case sTagReferenceLevel:
 904                         tag = GST_TAG_REFERENCE_LEVEL;
 905                         break;
 906                 case sTagBeatsPerMinute:
 907                         tag = GST_TAG_BEATS_PER_MINUTE;
 908                         break;
 909                 case sTagImage:
 910                         tag = GST_TAG_IMAGE;
 911                         isBuffer = true;
 912                         break;
 913                 case sTagPreviewImage:
 914                         tag = GST_TAG_PREVIEW_IMAGE;
 915                         isBuffer = true;
 916                         break;
 917                 case sTagAttachment:
 918                         tag = GST_TAG_ATTACHMENT;
 919                         isBuffer = true;
 920                         break;
 921                 default:
 922                         break;
 923         }
 924
 925         if ( isBuffer )
 926         {
 927                 const GValue *gv_buffer = gst_tag_list_get_value_index(m_stream_tags, tag, 0);
 928                 if ( gv_buffer )
 929                 {
 930                         GstBuffer *buffer;
 931                         buffer = gst_value_get_buffer (gv_buffer);
 932                         return PyBuffer_FromMemory(GST_BUFFER_DATA(buffer), GST_BUFFER_SIZE(buffer));
 933                 }
 934         }
 935         else
 936         {
 937                 gdouble value = 0.0;
 938                 gst_tag_list_get_double(m_stream_tags, tag, &value);
 939                 return PyFloat_FromDouble(value);
 940         }
 941
 942         return 0;
 943 }
 944
 945 RESULT eServiceMP3::audioChannel(ePtr<iAudioChannelSelection> &ptr)
 946 {
 947         ptr = this;
 948         return 0;
 949 }
 950
 951 RESULT eServiceMP3::audioTracks(ePtr<iAudioTrackSelection> &ptr)
 952 {
 953         ptr = this;
 954         return 0;
 955 }
 956
 957 RESULT eServiceMP3::subtitle(ePtr<iSubtitleOutput> &ptr)
 958 {
 959         ptr = this;
 960         return 0;
 961 }
 962
 963 RESULT eServiceMP3::audioDelay(ePtr<iAudioDelay> &ptr)
 964 {
 965         ptr = this;
 966         return 0;
 967 }
 968
 969 int eServiceMP3::getNumberOfTracks()
 970 {
 971         return m_audioStreams.size();
 972 }
 973
 974 int eServiceMP3::getCurrentTrack()
 975 {
 976         if (m_currentAudioStream == -1)
 977                 g_object_get (G_OBJECT (m_gst_playbin), "current-audio", &m_currentAudioStream, NULL);
 978         return m_currentAudioStream;
 979 }
 980
 981 RESULT eServiceMP3::selectTrack(unsigned int i)
 982 {
 983         pts_t ppos;
 984         getPlayPosition(ppos);
 985         ppos -= 90000;
 986         if (ppos < 0)
 987                 ppos = 0;
 988
 989         int ret = selectAudioStream(i);
 990         if (!ret) {
 991                 /* flush */
 992                 seekTo(ppos);
 993         }
 994
 995         return ret;
 996 }
 997
 998 int eServiceMP3::selectAudioStream(int i)
 999 {
1000         int current_audio;
1001         g_object_set (G_OBJECT (m_gst_playbin), "current-audio", i, NULL);
1002         g_object_get (G_OBJECT (m_gst_playbin), "current-audio", &current_audio, NULL);
1003         if ( current_audio == i )
1004         {
1005                 eDebug ("eServiceMP3::switched to audio stream %i", current_audio);
1006                 m_currentAudioStream = i;
1007                 return 0;
1008         }
1009         return -1;
1010 }
1011
1012 int eServiceMP3::getCurrentChannel()
1013 {
1014         return STEREO;
1015 }
1016
1017 RESULT eServiceMP3::selectChannel(int i)
1018 {
1019         eDebug("eServiceMP3::selectChannel(%i)",i);
1020         return 0;
1021 }
1022
1023 RESULT eServiceMP3::getTrackInfo(struct iAudioTrackInfo &info, unsigned int i)
1024 {
1025         if (i >= m_audioStreams.size())
1026                 return -2;
1027                 info.m_description = m_audioStreams[i].codec;
1028 /*      if (m_audioStreams[i].type == atMPEG)
1029                 info.m_description = "MPEG";
1030         else if (m_audioStreams[i].type == atMP3)
1031                 info.m_description = "MP3";
1032         else if (m_audioStreams[i].type == atAC3)
1033                 info.m_description = "AC3";
1034         else if (m_audioStreams[i].type == atAAC)
1035                 info.m_description = "AAC";
1036         else if (m_audioStreams[i].type == atDTS)
1037                 info.m_description = "DTS";
1038         else if (m_audioStreams[i].type == atPCM)
1039                 info.m_description = "PCM";
1040         else if (m_audioStreams[i].type == atOGG)
1041                 info.m_description = "OGG";
1042         else if (m_audioStreams[i].type == atFLAC)
1043                 info.m_description = "FLAC";
1044         else
1045                 info.m_description = "???";*/
1046         if (info.m_language.empty())
1047                 info.m_language = m_audioStreams[i].language_code;
1048         return 0;
1049 }
1050
1051 void eServiceMP3::gstBusCall(GstBus *bus, GstMessage *msg)
1052 {
1053         if (!msg)
1054                 return;
1055         gchar *sourceName;
1056         GstObject *source;
1057
1058         source = GST_MESSAGE_SRC(msg);
1059         sourceName = gst_object_get_name(source);
1060 #if 0
1061         if (gst_message_get_structure(msg))
1062         {
1063                 gchar *string = gst_structure_to_string(gst_message_get_structure(msg));
1064                 eDebug("eServiceMP3::gst_message from %s: %s", sourceName, string);
1065                 g_free(string);
1066         }
1067         else
1068                 eDebug("eServiceMP3::gst_message from %s: %s (without structure)", sourceName, GST_MESSAGE_TYPE_NAME(msg));
1069 #endif
1070         switch (GST_MESSAGE_TYPE (msg))
1071         {
1072                 case GST_MESSAGE_EOS:
1073                         m_event((iPlayableService*)this, evEOF);
1074                         break;
1075                 case GST_MESSAGE_STATE_CHANGED:
1076                 {
1077                         if(GST_MESSAGE_SRC(msg) != GST_OBJECT(m_gst_playbin))
1078                                 break;
1079
1080                         GstState old_state, new_state;
1081                         gst_message_parse_state_changed(msg, &old_state, &new_state, NULL);
1082
1083                         if(old_state == new_state)
1084                                 break;
1085
1086                         eDebug("eServiceMP3::state transition %s -> %s", gst_element_state_get_name(old_state), gst_element_state_get_name(new_state));
1087
1088                         GstStateChange transition = (GstStateChange)GST_STATE_TRANSITION(old_state, new_state);
1089
1090                         switch(transition)
1091                         {
1092                                 case GST_STATE_CHANGE_NULL_TO_READY:
1093                                 {
1094                                 }       break;
1095                                 case GST_STATE_CHANGE_READY_TO_PAUSED:
1096                                 {
1097                                         GstElement *sink;
1098                                         g_object_get (G_OBJECT (m_gst_playbin), "text-sink", &sink, NULL);
1099                                         if (sink)
1100                                         {
1101                                                 g_object_set (G_OBJECT (sink), "max-buffers", 2, NULL);
1102                                                 g_object_set (G_OBJECT (sink), "sync", FALSE, NULL);
1103                                                 g_object_set (G_OBJECT (sink), "async", FALSE, NULL);
1104                                                 g_object_set (G_OBJECT (sink), "emit-signals", TRUE, NULL);
1105                                                 gst_object_unref(sink);
1106                                         }
1107                                         setAC3Delay(ac3_delay);
1108                                         setPCMDelay(pcm_delay);
1109                                 }       break;
1110                                 case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
1111                                 {
1112                                 }       break;
1113                                 case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
1114                                 {
1115                                 }       break;
1116                                 case GST_STATE_CHANGE_PAUSED_TO_READY:
1117                                 {
1118                                 }       break;
1119                                 case GST_STATE_CHANGE_READY_TO_NULL:
1120                                 {
1121                                 }       break;
1122                         }
1123                         break;
1124                 }
1125                 case GST_MESSAGE_ERROR:
1126                 {
1127                         gchar *debug;
1128                         GError *err;
1129                         gst_message_parse_error (msg, &err, &debug);
1130                         g_free (debug);
1131                         eWarning("Gstreamer error: %s (%i) from %s", err->message, err->code, sourceName );
1132                         if ( err->domain == GST_STREAM_ERROR )
1133                         {
1134                                 if ( err->code == GST_STREAM_ERROR_CODEC_NOT_FOUND )
1135                                 {
1136                                         if ( g_strrstr(sourceName, "videosink") )
1137                                                 m_event((iPlayableService*)this, evUser+11);
1138                                         else if ( g_strrstr(sourceName, "audiosink") )
1139                                                 m_event((iPlayableService*)this, evUser+10);
1140                                 }
1141                         }
1142                         g_error_free(err);
1143                         break;
1144                 }
1145                 case GST_MESSAGE_INFO:
1146                 {
1147                         gchar *debug;
1148                         GError *inf;
1149
1150                         gst_message_parse_info (msg, &inf, &debug);
1151                         g_free (debug);
1152                         if ( inf->domain == GST_STREAM_ERROR && inf->code == GST_STREAM_ERROR_DECODE )
1153                         {
1154                                 if ( g_strrstr(sourceName, "videosink") )
1155                                         m_event((iPlayableService*)this, evUser+14);
1156                         }
1157                         g_error_free(inf);
1158                         break;
1159                 }
1160                 case GST_MESSAGE_TAG:
1161                 {
1162                         GstTagList *tags, *result;
1163                         gst_message_parse_tag(msg, &tags);
1164
1165                         result = gst_tag_list_merge(m_stream_tags, tags, GST_TAG_MERGE_REPLACE);
1166                         if (result)
1167                         {
1168                                 if (m_stream_tags)
1169                                         gst_tag_list_free(m_stream_tags);
1170                                 m_stream_tags = result;
1171                         }
1172
1173                         const GValue *gv_image = gst_tag_list_get_value_index(tags, GST_TAG_IMAGE, 0);
1174                         if ( gv_image )
1175                         {
1176                                 GstBuffer *buf_image;
1177                                 buf_image = gst_value_get_buffer (gv_image);
1178                                 int fd = open("/tmp/.id3coverart", O_CREAT|O_WRONLY|O_TRUNC, 0644);
1179                                 int ret = write(fd, GST_BUFFER_DATA(buf_image), GST_BUFFER_SIZE(buf_image));
1180                                 close(fd);
1181                                 eDebug("eServiceMP3::/tmp/.id3coverart %d bytes written ", ret);
1182                                 m_event((iPlayableService*)this, evUser+13);
1183                         }
1184                         gst_tag_list_free(tags);
1185                         m_event((iPlayableService*)this, evUpdatedInfo);
1186                         break;
1187                 }
1188                 case GST_MESSAGE_ASYNC_DONE:
1189                 {
1190                         if(GST_MESSAGE_SRC(msg) != GST_OBJECT(m_gst_playbin))
1191                                 break;
1192
1193                         GstTagList *tags;
1194                         gint i, active_idx, n_video = 0, n_audio = 0, n_text = 0;
1195
1196                         g_object_get (m_gst_playbin, "n-video", &n_video, NULL);
1197                         g_object_get (m_gst_playbin, "n-audio", &n_audio, NULL);
1198                         g_object_get (m_gst_playbin, "n-text", &n_text, NULL);
1199
1200                         eDebug("eServiceMP3::async-done - %d video, %d audio, %d subtitle", n_video, n_audio, n_text);
1201
1202                         if ( n_video + n_audio <= 0 )
1203                                 stop();
1204
1205                         active_idx = 0;
1206
1207                         m_audioStreams.clear();
1208                         m_subtitleStreams.clear();
1209
1210                         for (i = 0; i < n_audio; i++)
1211                         {
1212                                 audioStream audio;
1213                                 gchar *g_codec, *g_lang;
1214                                 GstPad* pad = 0;
1215                                 g_signal_emit_by_name (m_gst_playbin, "get-audio-pad", i, &pad);
1216                                 GstCaps* caps = gst_pad_get_negotiated_caps(pad);
1217                                 if (!caps)
1218                                         continue;
1219                                 GstStructure* str = gst_caps_get_structure(caps, 0);
1220                                 const gchar *g_type = gst_structure_get_name(str);
1221                                 eDebug("AUDIO STRUCT=%s", g_type);
1222                                 audio.type = gstCheckAudioPad(str);
1223                                 g_codec = g_strdup(g_type);
1224                                 g_lang = g_strdup_printf ("und");
1225                                 g_signal_emit_by_name (m_gst_playbin, "get-audio-tags", i, &tags);
1226                                 if ( tags && gst_is_tag_list(tags) )
1227                                 {
1228                                         gst_tag_list_get_string(tags, GST_TAG_AUDIO_CODEC, &g_codec);
1229                                         gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &g_lang);
1230                                         gst_tag_list_free(tags);
1231                                 }
1232                                 audio.language_code = std::string(g_lang);
1233                                 audio.codec = std::string(g_codec);
1234                                 eDebug("eServiceMP3::audio stream=%i codec=%s language=%s", i, g_codec, g_lang);
1235                                 m_audioStreams.push_back(audio);
1236                                 g_free (g_lang);
1237                                 g_free (g_codec);
1238                                 gst_caps_unref(caps);
1239                         }
1240
1241                         for (i = 0; i < n_text; i++)
1242                         {
1243                                 gchar *g_lang;
1244 //                              gchar *g_type;
1245 //                              GstPad* pad = 0;
1246 //                              g_signal_emit_by_name (m_gst_playbin, "get-text-pad", i, &pad);
1247 //                              GstCaps* caps = gst_pad_get_negotiated_caps(pad);
1248 //                              GstStructure* str = gst_caps_get_structure(caps, 0);
1249 //                              g_type = gst_structure_get_name(str);
1250 //                              g_signal_emit_by_name (m_gst_playbin, "get-text-tags", i, &tags);
1251                                 subtitleStream subs;
1252                                 subs.type = stPlainText;
1253                                 g_lang = g_strdup_printf ("und");
1254                                 if ( tags && gst_is_tag_list(tags) )
1255                                         gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &g_lang);
1256                                 subs.language_code = std::string(g_lang);
1257                                 eDebug("eServiceMP3::subtitle stream=%i language=%s"/* type=%s*/, i, g_lang/*, g_type*/);
1258                                 m_subtitleStreams.push_back(subs);
1259                                 g_free (g_lang);
1260 //                              g_free (g_type);
1261                         }
1262                         m_event((iPlayableService*)this, evUpdatedEventInfo);
1263                 }
1264                 case GST_MESSAGE_ELEMENT:
1265                 {
1266                         if ( gst_is_missing_plugin_message(msg) )
1267                         {
1268                                 gchar *description = gst_missing_plugin_message_get_description(msg);
1269                                 if ( description )
1270                                 {
1271                                         m_error_message = "GStreamer plugin " + (std::string)description + " not available!\n";
1272                                         g_free(description);
1273                                         m_event((iPlayableService*)this, evUser+12);
1274                                 }
1275                         }
1276                         else if (const GstStructure *msgstruct = gst_message_get_structure(msg))
1277                         {
1278                                 const gchar *eventname = gst_structure_get_name(msgstruct);
1279                                 if ( eventname )
1280                                 {
1281                                         if (!strcmp(eventname, "eventSizeChanged") || !strcmp(eventname, "eventSizeAvail"))
1282                                         {
1283                                                 gst_structure_get_int (msgstruct, "aspect_ratio", &m_aspect);
1284                                                 gst_structure_get_int (msgstruct, "width", &m_width);
1285                                                 gst_structure_get_int (msgstruct, "height", &m_height);
1286                                                 if (strstr(eventname, "Changed"))
1287                                                         m_event((iPlayableService*)this, evVideoSizeChanged);
1288                                         }
1289                                         else if (!strcmp(eventname, "eventFrameRateChanged") || !strcmp(eventname, "eventFrameRateAvail"))
1290                                         {
1291                                                 gst_structure_get_int (msgstruct, "frame_rate", &m_framerate);
1292                                                 if (strstr(eventname, "Changed"))
1293                                                         m_event((iPlayableService*)this, evVideoFramerateChanged);
1294                                         }
1295                                         else if (!strcmp(eventname, "eventProgressiveChanged") || !strcmp(eventname, "eventProgressiveAvail"))
1296                                         {
1297                                                 gst_structure_get_int (msgstruct, "progressive", &m_progressive);
1298                                                 if (strstr(eventname, "Changed"))
1299                                                         m_event((iPlayableService*)this, evVideoProgressiveChanged);
1300                                         }
1301                                 }
1302                         }
1303                         break;
1304                 }
1305                 case GST_MESSAGE_BUFFERING:
1306                 {
1307                         GstBufferingMode mode;
1308                         gst_message_parse_buffering(msg, &(m_bufferInfo.bufferPercent));
1309                         gst_message_parse_buffering_stats(msg, &mode, &(m_bufferInfo.avgInRate), &(m_bufferInfo.avgOutRate), &(m_bufferInfo.bufferingLeft));
1310                         m_event((iPlayableService*)this, evBuffering);
1311                 }
1312                 default:
1313                         break;
1314         }
1315         g_free (sourceName);
1316 }
1317
1318 GstBusSyncReply eServiceMP3::gstBusSyncHandler(GstBus *bus, GstMessage *message, gpointer user_data)
1319 {
1320         eServiceMP3 *_this = (eServiceMP3*)user_data;
1321         _this->m_pump.send(1);
1322                 /* wake */
1323         return GST_BUS_PASS;
1324 }
1325
1326 audiotype_t eServiceMP3::gstCheckAudioPad(GstStructure* structure)
1327 {
1328         if (!structure)
1329                 return atUnknown;
1330
1331         if ( gst_structure_has_name (structure, "audio/mpeg"))
1332         {
1333                 gint mpegversion, layer = -1;
1334                 if (!gst_structure_get_int (structure, "mpegversion", &mpegversion))
1335                         return atUnknown;
1336
1337                 switch (mpegversion) {
1338                         case 1:
1339                                 {
1340                                         gst_structure_get_int (structure, "layer", &layer);
1341                                         if ( layer == 3 )
1342                                                 return atMP3;
1343                                         else
1344                                                 return atMPEG;
1345                                         break;
1346                                 }
1347                         case 2:
1348                                 return atAAC;
1349                         case 4:
1350                                 return atAAC;
1351                         default:
1352                                 return atUnknown;
1353                 }
1354         }
1355
1356         else if ( gst_structure_has_name (structure, "audio/x-ac3") || gst_structure_has_name (structure, "audio/ac3") )
1357                 return atAC3;
1358         else if ( gst_structure_has_name (structure, "audio/x-dts") || gst_structure_has_name (structure, "audio/dts") )
1359                 return atDTS;
1360         else if ( gst_structure_has_name (structure, "audio/x-raw-int") )
1361                 return atPCM;
1362
1363         return atUnknown;
1364 }
1365
1366 void eServiceMP3::gstPoll(const int &msg)
1367 {
1368                 /* ok, we have a serious problem here. gstBusSyncHandler sends
1369                    us the wakup signal, but likely before it was posted.
1370                    the usleep, an EVIL HACK (DON'T DO THAT!!!) works around this.
1371
1372                    I need to understand the API a bit more to make this work
1373                    proplerly. */
1374         if (msg == 1)
1375         {
1376                 GstBus *bus = gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin));
1377                 GstMessage *message;
1378                 usleep(1);
1379                 while ((message = gst_bus_pop (bus)))
1380                 {
1381                         gstBusCall(bus, message);
1382                         gst_message_unref (message);
1383                 }
1384         }
1385         else
1386                 pullSubtitle();
1387 }
1388
1389 eAutoInitPtr<eServiceFactoryMP3> init_eServiceFactoryMP3(eAutoInitNumbers::service+1, "eServiceFactoryMP3");
1390
1391 void eServiceMP3::gstCBsubtitleAvail(GstElement *appsink, gpointer user_data)
1392 {
1393         eServiceMP3 *_this = (eServiceMP3*)user_data;
1394         eSingleLocker l(_this->m_subs_to_pull_lock);
1395         ++_this->m_subs_to_pull;
1396         _this->m_pump.send(2);
1397 }
1398
1399 void eServiceMP3::pullSubtitle()
1400 {
1401         GstElement *sink;
1402         g_object_get (G_OBJECT (m_gst_playbin), "text-sink", &sink, NULL);
1403         if (sink)
1404         {
1405                 while (m_subs_to_pull && m_subtitle_pages.size() < 2)
1406                 {
1407                         GstBuffer *buffer;
1408                         {
1409                                 eSingleLocker l(m_subs_to_pull_lock);
1410                                 --m_subs_to_pull;
1411                                 g_signal_emit_by_name (sink, "pull-buffer", &buffer);
1412                         }
1413                         if (buffer)
1414                         {
1415                                 gint64 buf_pos = GST_BUFFER_TIMESTAMP(buffer);
1416                                 gint64 duration_ns = GST_BUFFER_DURATION(buffer);
1417                                 size_t len = GST_BUFFER_SIZE(buffer);
1418                                 unsigned char line[len+1];
1419                                 memcpy(line, GST_BUFFER_DATA(buffer), len);
1420                                 line[len] = 0;
1421                                 eDebug("got new subtitle @ buf_pos = %lld ns (in pts=%lld): '%s' ", buf_pos, buf_pos/11111, line);
1422                                 ePangoSubtitlePage page;
1423                                 gRGB rgbcol(0xD0,0xD0,0xD0);
1424                                 page.m_elements.push_back(ePangoSubtitlePageElement(rgbcol, (const char*)line));
1425                                 page.show_pts = buf_pos / 11111L;
1426                                 page.m_timeout = duration_ns / 1000000;
1427                                 m_subtitle_pages.push_back(page);
1428                                 pushSubtitles();
1429                                 gst_buffer_unref(buffer);
1430                         }
1431                 }
1432                 gst_object_unref(sink);
1433         }
1434         else
1435                 eDebug("no subtitle sink!");
1436 }
1437
1438 void eServiceMP3::pushSubtitles()
1439 {
1440         ePangoSubtitlePage page;
1441         pts_t running_pts;
1442         while ( !m_subtitle_pages.empty() )
1443         {
1444                 getPlayPosition(running_pts);
1445                 page = m_subtitle_pages.front();
1446                 gint64 diff_ms = ( page.show_pts - running_pts ) / 90;
1447                 eDebug("eServiceMP3::pushSubtitles show_pts = %lld  running_pts = %lld  diff = %lld", page.show_pts, running_pts, diff_ms);
1448                 if (diff_ms < -100)
1449                 {
1450                         GstFormat fmt = GST_FORMAT_TIME;
1451                         gint64 now;
1452                         if (gst_element_query_position(m_gst_playbin, &fmt, &now) != -1)
1453                         {
1454                                 now /= 11111;
1455                                 diff_ms = abs((now - running_pts) / 90);
1456                                 eDebug("diff < -100ms check decoder/pipeline diff: decoder: %lld, pipeline: %lld, diff: %lld", running_pts, now, diff_ms);
1457                                 if (diff_ms > 100000)
1458                                 {
1459                                         eDebug("high decoder/pipeline difference.. assume decoder has now started yet.. check again in 1sec");
1460                                         m_subtitle_sync_timer->start(1000, true);
1461                                         break;
1462                                 }
1463                         }
1464                         else
1465                                 eDebug("query position for decoder/pipeline check failed!");
1466                         eDebug("subtitle to late... drop");
1467                         m_subtitle_pages.pop_front();
1468                 }
1469                 else if ( diff_ms > 20 )
1470                 {
1471 //                      eDebug("start recheck timer");
1472                         m_subtitle_sync_timer->start(diff_ms > 1000 ? 1000 : diff_ms, true);
1473                         break;
1474                 }
1475                 else // immediate show
1476                 {
1477                         if (m_subtitle_widget)
1478                                 m_subtitle_widget->setPage(page);
1479                         m_subtitle_pages.pop_front();
1480                 }
1481         }
1482         if (m_subtitle_pages.empty())
1483                 pullSubtitle();
1484 }
1485
1486 RESULT eServiceMP3::enableSubtitles(eWidget *parent, ePyObject tuple)
1487 {
1488         ePyObject entry;
1489         int tuplesize = PyTuple_Size(tuple);
1490         int pid, type;
1491         gint text_pid = 0;
1492
1493         if (!PyTuple_Check(tuple))
1494                 goto error_out;
1495         if (tuplesize < 1)
1496                 goto error_out;
1497         entry = PyTuple_GET_ITEM(tuple, 1);
1498         if (!PyInt_Check(entry))
1499                 goto error_out;
1500         pid = PyInt_AsLong(entry);
1501         entry = PyTuple_GET_ITEM(tuple, 2);
1502         if (!PyInt_Check(entry))
1503                 goto error_out;
1504         type = PyInt_AsLong(entry);
1505
1506         if (m_currentSubtitleStream != pid)
1507         {
1508                 eSingleLocker l(m_subs_to_pull_lock);
1509                 g_object_set (G_OBJECT (m_gst_playbin), "current-text", pid, NULL);
1510                 m_currentSubtitleStream = pid;
1511                 m_subs_to_pull = 0;
1512                 m_subtitle_pages.clear();
1513         }
1514
1515         m_subtitle_widget = 0;
1516         m_subtitle_widget = new eSubtitleWidget(parent);
1517         m_subtitle_widget->resize(parent->size()); /* full size */
1518
1519         g_object_get (G_OBJECT (m_gst_playbin), "current-text", &text_pid, NULL);
1520
1521         eDebug ("eServiceMP3::switched to subtitle stream %i", text_pid);
1522
1523         return 0;
1524
1525 error_out:
1526         eDebug("eServiceMP3::enableSubtitles needs a tuple as 2nd argument!\n"
1527                 "for gst subtitles (2, subtitle_stream_count, subtitle_type)");
1528         return -1;
1529 }
1530
1531 RESULT eServiceMP3::disableSubtitles(eWidget *parent)
1532 {
1533         eDebug("eServiceMP3::disableSubtitles");
1534         m_subtitle_pages.clear();
1535         delete m_subtitle_widget;
1536         m_subtitle_widget = 0;
1537         return 0;
1538 }
1539
1540 PyObject *eServiceMP3::getCachedSubtitle()
1541 {
1542 //      eDebug("eServiceMP3::getCachedSubtitle");
1543         Py_RETURN_NONE;
1544 }
1545
1546 PyObject *eServiceMP3::getSubtitleList()
1547 {
1548         eDebug("eServiceMP3::getSubtitleList");
1549
1550         ePyObject l = PyList_New(0);
1551         int stream_count[sizeof(subtype_t)];
1552         for ( unsigned int i = 0; i < sizeof(subtype_t); i++ )
1553                 stream_count[i] = 0;
1554
1555         for (std::vector<subtitleStream>::iterator IterSubtitleStream(m_subtitleStreams.begin()); IterSubtitleStream != m_subtitleStreams.end(); ++IterSubtitleStream)
1556         {
1557                 subtype_t type = IterSubtitleStream->type;
1558                 ePyObject tuple = PyTuple_New(5);
1559                 PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(2));
1560                 PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(stream_count[type]));
1561                 PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(int(type)));
1562                 PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(0));
1563                 PyTuple_SET_ITEM(tuple, 4, PyString_FromString((IterSubtitleStream->language_code).c_str()));
1564                 PyList_Append(l, tuple);
1565                 Py_DECREF(tuple);
1566                 stream_count[type]++;
1567         }
1568         return l;
1569 }
1570
1571 RESULT eServiceMP3::streamed(ePtr<iStreamedService> &ptr)
1572 {
1573         ptr = this;
1574         return 0;
1575 }
1576
1577 PyObject *eServiceMP3::getBufferCharge()
1578 {
1579         ePyObject tuple = PyTuple_New(5);
1580         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(m_bufferInfo.bufferPercent));
1581         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(m_bufferInfo.avgInRate));
1582         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(m_bufferInfo.avgOutRate));
1583         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(m_bufferInfo.bufferingLeft));
1584         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(m_buffer_size));
1585         return tuple;
1586 }
1587
1588 int eServiceMP3::setBufferSize(int size)
1589 {
1590         m_buffer_size = size;
1591         g_object_set (G_OBJECT (m_gst_playbin), "buffer-size", m_buffer_size, NULL);
1592         return 0;
1593 }
1594
1595 int eServiceMP3::getAC3Delay()
1596 {
1597         return ac3_delay;
1598 }
1599
1600 int eServiceMP3::getPCMDelay()
1601 {
1602         return pcm_delay;
1603 }
1604
1605 void eServiceMP3::setAC3Delay(int delay)
1606 {
1607         ac3_delay = delay;
1608         if (!m_gst_playbin || m_state != stRunning)
1609                 return;
1610         else
1611         {
1612                 GstElement *sink;
1613                 std::string config_delay;
1614                 int config_delay_int = delay;
1615                 if(ePythonConfigQuery::getConfigValue("config.av.generalAC3delay", config_delay) == 0)
1616                         config_delay_int += atoi(config_delay.c_str());
1617
1618                 g_object_get (G_OBJECT (m_gst_playbin), "audio-sink", &sink, NULL);
1619
1620                 if (!sink)
1621                         return;
1622                 else {
1623                         gchar *name = gst_element_get_name(sink);
1624
1625                         if (strstr(name, "dvbaudiosink"))
1626                                 eTSMPEGDecoder::setHwAC3Delay(config_delay_int);
1627                         g_free(name);
1628                         gst_object_unref(sink);
1629                 }
1630         }
1631 }
1632
1633 void eServiceMP3::setPCMDelay(int delay)
1634 {
1635         pcm_delay = delay;
1636         if (!m_gst_playbin || m_state != stRunning)
1637                 return;
1638         else
1639         {
1640                 GstElement *sink;
1641                 std::string config_delay;
1642                 int config_delay_int = delay;
1643                 if(ePythonConfigQuery::getConfigValue("config.av.generalPCMdelay", config_delay) == 0)
1644                         config_delay_int += atoi(config_delay.c_str());
1645
1646                 g_object_get (G_OBJECT (m_gst_playbin), "audio-sink", &sink, NULL);
1647
1648                 if (!sink)
1649                         return;
1650                 else {
1651                         gchar *name = gst_element_get_name(sink);
1652
1653                         if (strstr(name, "dvbaudiosink"))
1654                                 eTSMPEGDecoder::setHwPCMDelay(config_delay_int);
1655                         else {
1656                                 // this is realy untested..and not used yet
1657                                 gint64 offset = config_delay_int;
1658                                 offset *= 1000000; // milli to nano
1659                                 g_object_set (G_OBJECT (m_gst_playbin), "ts-offset", offset, NULL);
1660                         }
1661                         g_free(name);
1662                         gst_object_unref(sink);
1663                 }
1664         }
1665 }
1666
1667 #else
1668 #warning gstreamer not available, not building media player
1669 #endif