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("mkv");
  41                 extensions.push_back("avi");
  42                 extensions.push_back("divx");
  43                 extensions.push_back("dat");
  44                 extensions.push_back("flac");
  45                 extensions.push_back("mp4");
  46                 extensions.push_back("mov");
  47                 extensions.push_back("m4a");
  48                 extensions.push_back("m2ts");
  49                 sc->addServiceFactory(eServiceFactoryMP3::id, this, extensions);
  50         }
  51
  52         m_service_info = new eStaticServiceMP3Info();
  53 }
  54
  55 eServiceFactoryMP3::~eServiceFactoryMP3()
  56 {
  57         ePtr<eServiceCenter> sc;
  58
  59         eServiceCenter::getPrivInstance(sc);
  60         if (sc)
  61                 sc->removeServiceFactory(eServiceFactoryMP3::id);
  62 }
  63
  64 DEFINE_REF(eServiceFactoryMP3)
  65
  66         // iServiceHandler
  67 RESULT eServiceFactoryMP3::play(const eServiceReference &ref, ePtr<iPlayableService> &ptr)
  68 {
  69                 // check resources...
  70         ptr = new eServiceMP3(ref);
  71         return 0;
  72 }
  73
  74 RESULT eServiceFactoryMP3::record(const eServiceReference &ref, ePtr<iRecordableService> &ptr)
  75 {
  76         ptr=0;
  77         return -1;
  78 }
  79
  80 RESULT eServiceFactoryMP3::list(const eServiceReference &, ePtr<iListableService> &ptr)
  81 {
  82         ptr=0;
  83         return -1;
  84 }
  85
  86 RESULT eServiceFactoryMP3::info(const eServiceReference &ref, ePtr<iStaticServiceInformation> &ptr)
  87 {
  88         ptr = m_service_info;
  89         return 0;
  90 }
  91
  92 class eMP3ServiceOfflineOperations: public iServiceOfflineOperations
  93 {
  94         DECLARE_REF(eMP3ServiceOfflineOperations);
  95         eServiceReference m_ref;
  96 public:
  97         eMP3ServiceOfflineOperations(const eServiceReference &ref);
  98
  99         RESULT deleteFromDisk(int simulate);
 100         RESULT getListOfFilenames(std::list<std::string> &);
 101         RESULT reindex();
 102 };
 103
 104 DEFINE_REF(eMP3ServiceOfflineOperations);
 105
 106 eMP3ServiceOfflineOperations::eMP3ServiceOfflineOperations(const eServiceReference &ref): m_ref((const eServiceReference&)ref)
 107 {
 108 }
 109
 110 RESULT eMP3ServiceOfflineOperations::deleteFromDisk(int simulate)
 111 {
 112         if (simulate)
 113                 return 0;
 114         else
 115         {
 116                 std::list<std::string> res;
 117                 if (getListOfFilenames(res))
 118                         return -1;
 119
 120                 eBackgroundFileEraser *eraser = eBackgroundFileEraser::getInstance();
 121                 if (!eraser)
 122                         eDebug("FATAL !! can't get background file eraser");
 123
 124                 for (std::list<std::string>::iterator i(res.begin()); i != res.end(); ++i)
 125                 {
 126                         eDebug("Removing %s...", i->c_str());
 127                         if (eraser)
 128                                 eraser->erase(i->c_str());
 129                         else
 130                                 ::unlink(i->c_str());
 131                 }
 132
 133                 return 0;
 134         }
 135 }
 136
 137 RESULT eMP3ServiceOfflineOperations::getListOfFilenames(std::list<std::string> &res)
 138 {
 139         res.clear();
 140         res.push_back(m_ref.path);
 141         return 0;
 142 }
 143
 144 RESULT eMP3ServiceOfflineOperations::reindex()
 145 {
 146         return -1;
 147 }
 148
 149
 150 RESULT eServiceFactoryMP3::offlineOperations(const eServiceReference &ref, ePtr<iServiceOfflineOperations> &ptr)
 151 {
 152         ptr = new eMP3ServiceOfflineOperations(ref);
 153         return 0;
 154 }
 155
 156 // eStaticServiceMP3Info
 157
 158
 159 // eStaticServiceMP3Info is seperated from eServiceMP3 to give information
 160 // about unopened files.
 161
 162 // probably eServiceMP3 should use this class as well, and eStaticServiceMP3Info
 163 // should have a database backend where ID3-files etc. are cached.
 164 // this would allow listing the mp3 database based on certain filters.
 165
 166 DEFINE_REF(eStaticServiceMP3Info)
 167
 168 eStaticServiceMP3Info::eStaticServiceMP3Info()
 169 {
 170 }
 171
 172 RESULT eStaticServiceMP3Info::getName(const eServiceReference &ref, std::string &name)
 173 {
 174         if ( ref.name.length() )
 175                 name = ref.name;
 176         else
 177         {
 178                 size_t last = ref.path.rfind('/');
 179                 if (last != std::string::npos)
 180                         name = ref.path.substr(last+1);
 181                 else
 182                         name = ref.path;
 183         }
 184         return 0;
 185 }
 186
 187 int eStaticServiceMP3Info::getLength(const eServiceReference &ref)
 188 {
 189         return -1;
 190 }
 191
 192 // eServiceMP3
 193 int eServiceMP3::ac3_delay,
 194     eServiceMP3::pcm_delay;
 195
 196 eServiceMP3::eServiceMP3(eServiceReference ref)
 197         :m_ref(ref), m_pump(eApp, 1)
 198 {
 199         m_seekTimeout = eTimer::create(eApp);
 200         m_subtitle_sync_timer = eTimer::create(eApp);
 201         m_stream_tags = 0;
 202         m_currentAudioStream = -1;
 203         m_currentSubtitleStream = 0;
 204         m_subtitle_widget = 0;
 205         m_currentTrickRatio = 0;
 206         m_subs_to_pull = 0;
 207         m_buffer_size = 1*1024*1024;
 208         CONNECT(m_seekTimeout->timeout, eServiceMP3::seekTimeoutCB);
 209         CONNECT(m_subtitle_sync_timer->timeout, eServiceMP3::pushSubtitles);
 210         CONNECT(m_pump.recv_msg, eServiceMP3::gstPoll);
 211         m_aspect = m_width = m_height = m_framerate = m_progressive = -1;
 212
 213         m_state = stIdle;
 214         eDebug("eServiceMP3::construct!");
 215
 216         const char *filename = m_ref.path.c_str();
 217         const char *ext = strrchr(filename, '.');
 218         if (!ext)
 219                 ext = filename;
 220
 221         sourceStream sourceinfo;
 222         sourceinfo.is_video = FALSE;
 223         sourceinfo.audiotype = atUnknown;
 224         if ( (strcasecmp(ext, ".mpeg") && strcasecmp(ext, ".mpg") && strcasecmp(ext, ".vob") && strcasecmp(ext, ".bin") && strcasecmp(ext, ".dat") ) == 0 )
 225         {
 226                 sourceinfo.containertype = ctMPEGPS;
 227                 sourceinfo.is_video = TRUE;
 228         }
 229         else if ( strcasecmp(ext, ".ts") == 0 )
 230         {
 231                 sourceinfo.containertype = ctMPEGTS;
 232                 sourceinfo.is_video = TRUE;
 233         }
 234         else if ( strcasecmp(ext, ".mkv") == 0 )
 235         {
 236                 sourceinfo.containertype = ctMKV;
 237                 sourceinfo.is_video = TRUE;
 238         }
 239         else if ( strcasecmp(ext, ".avi") == 0 || strcasecmp(ext, ".divx") == 0)
 240         {
 241                 sourceinfo.containertype = ctAVI;
 242                 sourceinfo.is_video = TRUE;
 243         }
 244         else if ( strcasecmp(ext, ".mp4") == 0 || strcasecmp(ext, ".mov") == 0)
 245         {
 246                 sourceinfo.containertype = ctMP4;
 247                 sourceinfo.is_video = TRUE;
 248         }
 249         else if ( strcasecmp(ext, ".m4a") == 0 )
 250         {
 251                 sourceinfo.containertype = ctMP4;
 252                 sourceinfo.audiotype = atAAC;
 253         }
 254         else if ( strcasecmp(ext, ".mp3") == 0 )
 255                 sourceinfo.audiotype = atMP3;
 256         else if ( (strncmp(filename, "/autofs/", 8) || strncmp(filename+strlen(filename)-13, "/track-", 7) || strcasecmp(ext, ".wav")) == 0 )
 257                 sourceinfo.containertype = ctCDA;
 258         if ( strcasecmp(ext, ".dat") == 0 )
 259         {
 260                 sourceinfo.containertype = ctVCD;
 261                 sourceinfo.is_video = TRUE;
 262         }
 263         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 )
 264                 sourceinfo.is_streaming = TRUE;
 265
 266         gchar *uri;
 267
 268         if ( sourceinfo.is_streaming )
 269         {
 270                 uri = g_strdup_printf ("%s", filename);
 271         }
 272         else if ( sourceinfo.containertype == ctCDA )
 273         {
 274                 int i_track = atoi(filename+18);
 275                 uri = g_strdup_printf ("cdda://%i", i_track);
 276         }
 277         else if ( sourceinfo.containertype == ctVCD )
 278         {
 279                 int fd = open(filename,O_RDONLY);
 280                 char tmp[128*1024];
 281                 int ret = read(fd, tmp, 128*1024);
 282                 close(fd);
 283                 if ( ret == -1 ) // this is a "REAL" VCD
 284                         uri = g_strdup_printf ("vcd://");
 285                 else
 286                         uri = g_strdup_printf ("file://%s", filename);
 287         }
 288         else
 289
 290                 uri = g_strdup_printf ("file://%s", filename);
 291
 292         eDebug("eServiceMP3::playbin2 uri=%s", uri);
 293
 294         m_gst_playbin = gst_element_factory_make("playbin2", "playbin");
 295         if (!m_gst_playbin)
 296                 m_error_message = "failed to create GStreamer pipeline!\n";
 297
 298         g_object_set (G_OBJECT (m_gst_playbin), "uri", uri, NULL);
 299
 300         int flags = 0x47; // ( == GST_PLAY_FLAG_VIDEO | GST_PLAY_FLAG_AUDIO | GST_PLAY_FLAG_NATIVE_VIDEO | GST_PLAY_FLAG_TEXT )
 301         g_object_set (G_OBJECT (m_gst_playbin), "flags", flags, NULL);
 302
 303         g_free(uri);
 304
 305         GstElement *subsink = gst_element_factory_make("appsink", "subtitle_sink");
 306         if (!subsink)
 307                 eDebug("eServiceMP3::sorry, can't play: missing gst-plugin-appsink");
 308         else
 309         {
 310                 m_subs_to_pull_handler_id = g_signal_connect (subsink, "new-buffer", G_CALLBACK (gstCBsubtitleAvail), this);
 311                 g_object_set (G_OBJECT (m_gst_playbin), "text-sink", subsink, NULL);
 312         }
 313
 314         if ( m_gst_playbin )
 315         {
 316                 gst_bus_set_sync_handler(gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin)), gstBusSyncHandler, this);
 317                 char srt_filename[strlen(filename)+1];
 318                 strncpy(srt_filename,filename,strlen(filename)-3);
 319                 srt_filename[strlen(filename)-3]='\0';
 320                 strcat(srt_filename, "srt");
 321                 struct stat buffer;
 322                 if (stat(srt_filename, &buffer) == 0)
 323                 {
 324                         std::string suburi = "file://" + (std::string)srt_filename;
 325                         eDebug("eServiceMP3::subtitle uri: %s",suburi.c_str());
 326                         g_object_set (G_OBJECT (m_gst_playbin), "suburi", suburi.c_str(), NULL);
 327                         subtitleStream subs;
 328                         subs.type = stSRT;
 329                         subs.language_code = std::string("und");
 330                         m_subtitleStreams.push_back(subs);
 331                 }
 332         } else
 333         {
 334                 m_event((iPlayableService*)this, evUser+12);
 335
 336                 if (m_gst_playbin)
 337                         gst_object_unref(GST_OBJECT(m_gst_playbin));
 338
 339                 eDebug("eServiceMP3::sorry, can't play: %s",m_error_message.c_str());
 340                 m_gst_playbin = 0;
 341         }
 342
 343         setBufferSize(m_buffer_size);
 344 }
 345
 346 eServiceMP3::~eServiceMP3()
 347 {
 348         // disconnect subtitle callback
 349         GstElement *sink;
 350         g_object_get (G_OBJECT (m_gst_playbin), "text-sink", &sink, NULL);
 351         if (sink)
 352         {
 353                 g_signal_handler_disconnect (sink, m_subs_to_pull_handler_id);
 354                 gst_object_unref(sink);
 355         }
 356
 357         delete m_subtitle_widget;
 358
 359         // disconnect sync handler callback
 360         gst_bus_set_sync_handler(gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin)), NULL, NULL);
 361
 362         if (m_state == stRunning)
 363                 stop();
 364
 365         if (m_stream_tags)
 366                 gst_tag_list_free(m_stream_tags);
 367
 368         if (m_gst_playbin)
 369         {
 370                 gst_object_unref (GST_OBJECT (m_gst_playbin));
 371                 eDebug("eServiceMP3::destruct!");
 372         }
 373 }
 374
 375 DEFINE_REF(eServiceMP3);
 376
 377 RESULT eServiceMP3::connectEvent(const Slot2<void,iPlayableService*,int> &event, ePtr<eConnection> &connection)
 378 {
 379         connection = new eConnection((iPlayableService*)this, m_event.connect(event));
 380         return 0;
 381 }
 382
 383 RESULT eServiceMP3::start()
 384 {
 385         ASSERT(m_state == stIdle);
 386
 387         m_state = stRunning;
 388         if (m_gst_playbin)
 389         {
 390                 eDebug("eServiceMP3::starting pipeline");
 391                 gst_element_set_state (m_gst_playbin, GST_STATE_PLAYING);
 392         }
 393
 394         m_event(this, evStart);
 395
 396         return 0;
 397 }
 398
 399 RESULT eServiceMP3::stop()
 400 {
 401         ASSERT(m_state != stIdle);
 402
 403         if (m_state == stStopped)
 404                 return -1;
 405
 406         eDebug("eServiceMP3::stop %s", m_ref.path.c_str());
 407         gst_element_set_state(m_gst_playbin, GST_STATE_NULL);
 408         m_state = stStopped;
 409
 410         return 0;
 411 }
 412
 413 RESULT eServiceMP3::setTarget(int target)
 414 {
 415         return -1;
 416 }
 417
 418 RESULT eServiceMP3::pause(ePtr<iPauseableService> &ptr)
 419 {
 420         ptr=this;
 421         return 0;
 422 }
 423
 424 RESULT eServiceMP3::setSlowMotion(int ratio)
 425 {
 426         if (!ratio)
 427                 return 0;
 428         eDebug("eServiceMP3::setSlowMotion ratio=%f",1/(float)ratio);
 429         return trickSeek(1/(float)ratio);
 430 }
 431
 432 RESULT eServiceMP3::setFastForward(int ratio)
 433 {
 434         eDebug("eServiceMP3::setFastForward ratio=%i",ratio);
 435         return trickSeek(ratio);
 436 }
 437
 438 void eServiceMP3::seekTimeoutCB()
 439 {
 440         pts_t ppos, len;
 441         getPlayPosition(ppos);
 442         getLength(len);
 443         ppos += 90000*m_currentTrickRatio;
 444
 445         if (ppos < 0)
 446         {
 447                 ppos = 0;
 448                 m_seekTimeout->stop();
 449         }
 450         if (ppos > len)
 451         {
 452                 ppos = 0;
 453                 stop();
 454                 m_seekTimeout->stop();
 455                 return;
 456         }
 457         seekTo(ppos);
 458 }
 459
 460                 // iPausableService
 461 RESULT eServiceMP3::pause()
 462 {
 463         if (!m_gst_playbin || m_state != stRunning)
 464                 return -1;
 465
 466         gst_element_set_state(m_gst_playbin, GST_STATE_PAUSED);
 467
 468         return 0;
 469 }
 470
 471 RESULT eServiceMP3::unpause()
 472 {
 473         if (!m_gst_playbin || m_state != stRunning)
 474                 return -1;
 475
 476         gst_element_set_state(m_gst_playbin, GST_STATE_PLAYING);
 477
 478         return 0;
 479 }
 480
 481         /* iSeekableService */
 482 RESULT eServiceMP3::seek(ePtr<iSeekableService> &ptr)
 483 {
 484         ptr = this;
 485         return 0;
 486 }
 487
 488 RESULT eServiceMP3::getLength(pts_t &pts)
 489 {
 490         if (!m_gst_playbin)
 491                 return -1;
 492
 493         if (m_state != stRunning)
 494                 return -1;
 495
 496         GstFormat fmt = GST_FORMAT_TIME;
 497         gint64 len;
 498
 499         if (!gst_element_query_duration(m_gst_playbin, &fmt, &len))
 500                 return -1;
 501                 /* len is in nanoseconds. we have 90 000 pts per second. */
 502
 503         pts = len / 11111;
 504         return 0;
 505 }
 506
 507 RESULT eServiceMP3::seekToImpl(pts_t to)
 508 {
 509                 /* convert pts to nanoseconds */
 510         gint64 time_nanoseconds = to * 11111LL;
 511         if (!gst_element_seek (m_gst_playbin, 1.0, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH,
 512                 GST_SEEK_TYPE_SET, time_nanoseconds,
 513                 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE))
 514         {
 515                 eDebug("eServiceMP3::seekTo failed");
 516                 return -1;
 517         }
 518
 519         return 0;
 520 }
 521
 522 RESULT eServiceMP3::seekTo(pts_t to)
 523 {
 524         RESULT ret = -1;
 525
 526         if (m_gst_playbin) {
 527                 eSingleLocker l(m_subs_to_pull_lock); // this is needed to dont handle incomming subtitles during seek!
 528                 if (!(ret = seekToImpl(to)))
 529                 {
 530                         m_subtitle_pages.clear();
 531                         m_subs_to_pull = 0;
 532                 }
 533         }
 534
 535         return ret;
 536 }
 537
 538
 539 RESULT eServiceMP3::trickSeek(gdouble ratio)
 540 {
 541         if (!m_gst_playbin)
 542                 return -1;
 543         if (!ratio)
 544                 return seekRelative(0, 0);
 545
 546         GstEvent *s_event;
 547         int flags;
 548         flags = GST_SEEK_FLAG_NONE;
 549         flags |= GST_SEEK_FLAG_FLUSH;
 550 //      flags |= GstSeekFlags (GST_SEEK_FLAG_ACCURATE);
 551         flags |= GST_SEEK_FLAG_KEY_UNIT;
 552 //      flags |= GstSeekFlags (GST_SEEK_FLAG_SEGMENT);
 553 //      flags |= GstSeekFlags (GST_SEEK_FLAG_SKIP);
 554
 555         GstFormat fmt = GST_FORMAT_TIME;
 556         gint64 pos, len;
 557         gst_element_query_duration(m_gst_playbin, &fmt, &len);
 558         gst_element_query_position(m_gst_playbin, &fmt, &pos);
 559
 560         if ( ratio >= 0 )
 561         {
 562                 s_event = gst_event_new_seek (ratio, GST_FORMAT_TIME, (GstSeekFlags)flags, GST_SEEK_TYPE_SET, pos, GST_SEEK_TYPE_SET, len);
 563
 564                 eDebug("eServiceMP3::trickSeek with rate %lf to %" GST_TIME_FORMAT " ", ratio, GST_TIME_ARGS (pos));
 565         }
 566         else
 567         {
 568                 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);
 569         }
 570
 571         if (!gst_element_send_event ( GST_ELEMENT (m_gst_playbin), s_event))
 572         {
 573                 eDebug("eServiceMP3::trickSeek failed");
 574                 return -1;
 575         }
 576
 577         return 0;
 578 }
 579
 580
 581 RESULT eServiceMP3::seekRelative(int direction, pts_t to)
 582 {
 583         if (!m_gst_playbin)
 584                 return -1;
 585
 586         pts_t ppos;
 587         getPlayPosition(ppos);
 588         ppos += to * direction;
 589         if (ppos < 0)
 590                 ppos = 0;
 591         seekTo(ppos);
 592
 593         return 0;
 594 }
 595
 596 RESULT eServiceMP3::getPlayPosition(pts_t &pts)
 597 {
 598         GstFormat fmt = GST_FORMAT_TIME;
 599         gint64 pos;
 600         GstElement *sink;
 601         pts = 0;
 602
 603         if (!m_gst_playbin)
 604                 return -1;
 605         if (m_state != stRunning)
 606                 return -1;
 607
 608         g_object_get (G_OBJECT (m_gst_playbin), "audio-sink", &sink, NULL);
 609
 610         if (!sink)
 611                 g_object_get (G_OBJECT (m_gst_playbin), "video-sink", &sink, NULL);
 612
 613         if (!sink)
 614                 return -1;
 615
 616         gchar *name = gst_element_get_name(sink);
 617         gboolean use_get_decoder_time = strstr(name, "dvbaudiosink") || strstr(name, "dvbvideosink");
 618         g_free(name);
 619
 620         if (use_get_decoder_time)
 621                 g_signal_emit_by_name(sink, "get-decoder-time", &pos);
 622
 623         gst_object_unref(sink);
 624
 625         if (!use_get_decoder_time && !gst_element_query_position(m_gst_playbin, &fmt, &pos)) {
 626                 eDebug("gst_element_query_position failed in getPlayPosition");
 627                 return -1;
 628         }
 629
 630         /* pos is in nanoseconds. we have 90 000 pts per second. */
 631         pts = pos / 11111;
 632         return 0;
 633 }
 634
 635 RESULT eServiceMP3::setTrickmode(int trick)
 636 {
 637                 /* trickmode is not yet supported by our dvbmediasinks. */
 638         return -1;
 639 }
 640
 641 RESULT eServiceMP3::isCurrentlySeekable()
 642 {
 643         return 1;
 644 }
 645
 646 RESULT eServiceMP3::info(ePtr<iServiceInformation>&i)
 647 {
 648         i = this;
 649         return 0;
 650 }
 651
 652 RESULT eServiceMP3::getName(std::string &name)
 653 {
 654         std::string title = m_ref.getName();
 655         if (title.empty())
 656         {
 657                 name = m_ref.path;
 658                 size_t n = name.rfind('/');
 659                 if (n != std::string::npos)
 660                         name = name.substr(n + 1);
 661         }
 662         else
 663                 name = title;
 664         return 0;
 665 }
 666
 667 int eServiceMP3::getInfo(int w)
 668 {
 669         const gchar *tag = 0;
 670
 671         switch (w)
 672         {
 673         case sServiceref: return m_ref;
 674         case sVideoHeight: return m_height;
 675         case sVideoWidth: return m_width;
 676         case sFrameRate: return m_framerate;
 677         case sProgressive: return m_progressive;
 678         case sAspect: return m_aspect;
 679         case sTagTitle:
 680         case sTagArtist:
 681         case sTagAlbum:
 682         case sTagTitleSortname:
 683         case sTagArtistSortname:
 684         case sTagAlbumSortname:
 685         case sTagDate:
 686         case sTagComposer:
 687         case sTagGenre:
 688         case sTagComment:
 689         case sTagExtendedComment:
 690         case sTagLocation:
 691         case sTagHomepage:
 692         case sTagDescription:
 693         case sTagVersion:
 694         case sTagISRC:
 695         case sTagOrganization:
 696         case sTagCopyright:
 697         case sTagCopyrightURI:
 698         case sTagContact:
 699         case sTagLicense:
 700         case sTagLicenseURI:
 701         case sTagCodec:
 702         case sTagAudioCodec:
 703         case sTagVideoCodec:
 704         case sTagEncoder:
 705         case sTagLanguageCode:
 706         case sTagKeywords:
 707         case sTagChannelMode:
 708         case sUser+12:
 709                 return resIsString;
 710         case sTagTrackGain:
 711         case sTagTrackPeak:
 712         case sTagAlbumGain:
 713         case sTagAlbumPeak:
 714         case sTagReferenceLevel:
 715         case sTagBeatsPerMinute:
 716         case sTagImage:
 717         case sTagPreviewImage:
 718         case sTagAttachment:
 719                 return resIsPyObject;
 720         case sTagTrackNumber:
 721                 tag = GST_TAG_TRACK_NUMBER;
 722                 break;
 723         case sTagTrackCount:
 724                 tag = GST_TAG_TRACK_COUNT;
 725                 break;
 726         case sTagAlbumVolumeNumber:
 727                 tag = GST_TAG_ALBUM_VOLUME_NUMBER;
 728                 break;
 729         case sTagAlbumVolumeCount:
 730                 tag = GST_TAG_ALBUM_VOLUME_COUNT;
 731                 break;
 732         case sTagBitrate:
 733                 tag = GST_TAG_BITRATE;
 734                 break;
 735         case sTagNominalBitrate:
 736                 tag = GST_TAG_NOMINAL_BITRATE;
 737                 break;
 738         case sTagMinimumBitrate:
 739                 tag = GST_TAG_MINIMUM_BITRATE;
 740                 break;
 741         case sTagMaximumBitrate:
 742                 tag = GST_TAG_MAXIMUM_BITRATE;
 743                 break;
 744         case sTagSerial:
 745                 tag = GST_TAG_SERIAL;
 746                 break;
 747         case sTagEncoderVersion:
 748                 tag = GST_TAG_ENCODER_VERSION;
 749                 break;
 750         case sTagCRC:
 751                 tag = "has-crc";
 752                 break;
 753         default:
 754                 return resNA;
 755         }
 756
 757         if (!m_stream_tags || !tag)
 758                 return 0;
 759
 760         guint value;
 761         if (gst_tag_list_get_uint(m_stream_tags, tag, &value))
 762                 return (int) value;
 763
 764         return 0;
 765 }
 766
 767 std::string eServiceMP3::getInfoString(int w)
 768 {
 769         if ( !m_stream_tags && w < sUser && w > 26 )
 770                 return "";
 771         const gchar *tag = 0;
 772         switch (w)
 773         {
 774         case sTagTitle:
 775                 tag = GST_TAG_TITLE;
 776                 break;
 777         case sTagArtist:
 778                 tag = GST_TAG_ARTIST;
 779                 break;
 780         case sTagAlbum:
 781                 tag = GST_TAG_ALBUM;
 782                 break;
 783         case sTagTitleSortname:
 784                 tag = GST_TAG_TITLE_SORTNAME;
 785                 break;
 786         case sTagArtistSortname:
 787                 tag = GST_TAG_ARTIST_SORTNAME;
 788                 break;
 789         case sTagAlbumSortname:
 790                 tag = GST_TAG_ALBUM_SORTNAME;
 791                 break;
 792         case sTagDate:
 793                 GDate *date;
 794                 if (gst_tag_list_get_date(m_stream_tags, GST_TAG_DATE, &date))
 795                 {
 796                         gchar res[5];
 797                         g_date_strftime (res, sizeof(res), "%Y-%M-%D", date);
 798                         return (std::string)res;
 799                 }
 800                 break;
 801         case sTagComposer:
 802                 tag = GST_TAG_COMPOSER;
 803                 break;
 804         case sTagGenre:
 805                 tag = GST_TAG_GENRE;
 806                 break;
 807         case sTagComment:
 808                 tag = GST_TAG_COMMENT;
 809                 break;
 810         case sTagExtendedComment:
 811                 tag = GST_TAG_EXTENDED_COMMENT;
 812                 break;
 813         case sTagLocation:
 814                 tag = GST_TAG_LOCATION;
 815                 break;
 816         case sTagHomepage:
 817                 tag = GST_TAG_HOMEPAGE;
 818                 break;
 819         case sTagDescription:
 820                 tag = GST_TAG_DESCRIPTION;
 821                 break;
 822         case sTagVersion:
 823                 tag = GST_TAG_VERSION;
 824                 break;
 825         case sTagISRC:
 826                 tag = GST_TAG_ISRC;
 827                 break;
 828         case sTagOrganization:
 829                 tag = GST_TAG_ORGANIZATION;
 830                 break;
 831         case sTagCopyright:
 832                 tag = GST_TAG_COPYRIGHT;
 833                 break;
 834         case sTagCopyrightURI:
 835                 tag = GST_TAG_COPYRIGHT_URI;
 836                 break;
 837         case sTagContact:
 838                 tag = GST_TAG_CONTACT;
 839                 break;
 840         case sTagLicense:
 841                 tag = GST_TAG_LICENSE;
 842                 break;
 843         case sTagLicenseURI:
 844                 tag = GST_TAG_LICENSE_URI;
 845                 break;
 846         case sTagCodec:
 847                 tag = GST_TAG_CODEC;
 848                 break;
 849         case sTagAudioCodec:
 850                 tag = GST_TAG_AUDIO_CODEC;
 851                 break;
 852         case sTagVideoCodec:
 853                 tag = GST_TAG_VIDEO_CODEC;
 854                 break;
 855         case sTagEncoder:
 856                 tag = GST_TAG_ENCODER;
 857                 break;
 858         case sTagLanguageCode:
 859                 tag = GST_TAG_LANGUAGE_CODE;
 860                 break;
 861         case sTagKeywords:
 862                 tag = GST_TAG_KEYWORDS;
 863                 break;
 864         case sTagChannelMode:
 865                 tag = "channel-mode";
 866                 break;
 867         case sUser+12:
 868                 return m_error_message;
 869         default:
 870                 return "";
 871         }
 872         if ( !tag )
 873                 return "";
 874         gchar *value;
 875         if (gst_tag_list_get_string(m_stream_tags, tag, &value))
 876         {
 877                 std::string res = value;
 878                 g_free(value);
 879                 return res;
 880         }
 881         return "";
 882 }
 883
 884 PyObject *eServiceMP3::getInfoObject(int w)
 885 {
 886         const gchar *tag = 0;
 887         bool isBuffer = false;
 888         switch (w)
 889         {
 890                 case sTagTrackGain:
 891                         tag = GST_TAG_TRACK_GAIN;
 892                         break;
 893                 case sTagTrackPeak:
 894                         tag = GST_TAG_TRACK_PEAK;
 895                         break;
 896                 case sTagAlbumGain:
 897                         tag = GST_TAG_ALBUM_GAIN;
 898                         break;
 899                 case sTagAlbumPeak:
 900                         tag = GST_TAG_ALBUM_PEAK;
 901                         break;
 902                 case sTagReferenceLevel:
 903                         tag = GST_TAG_REFERENCE_LEVEL;
 904                         break;
 905                 case sTagBeatsPerMinute:
 906                         tag = GST_TAG_BEATS_PER_MINUTE;
 907                         break;
 908                 case sTagImage:
 909                         tag = GST_TAG_IMAGE;
 910                         isBuffer = true;
 911                         break;
 912                 case sTagPreviewImage:
 913                         tag = GST_TAG_PREVIEW_IMAGE;
 914                         isBuffer = true;
 915                         break;
 916                 case sTagAttachment:
 917                         tag = GST_TAG_ATTACHMENT;
 918                         isBuffer = true;
 919                         break;
 920                 default:
 921                         break;
 922         }
 923
 924         if ( isBuffer )
 925         {
 926                 const GValue *gv_buffer = gst_tag_list_get_value_index(m_stream_tags, tag, 0);
 927                 if ( gv_buffer )
 928                 {
 929                         GstBuffer *buffer;
 930                         buffer = gst_value_get_buffer (gv_buffer);
 931                         return PyBuffer_FromMemory(GST_BUFFER_DATA(buffer), GST_BUFFER_SIZE(buffer));
 932                 }
 933         }
 934         else
 935         {
 936                 gdouble value = 0.0;
 937                 gst_tag_list_get_double(m_stream_tags, tag, &value);
 938                 return PyFloat_FromDouble(value);
 939         }
 940
 941         return 0;
 942 }
 943
 944 RESULT eServiceMP3::audioChannel(ePtr<iAudioChannelSelection> &ptr)
 945 {
 946         ptr = this;
 947         return 0;
 948 }
 949
 950 RESULT eServiceMP3::audioTracks(ePtr<iAudioTrackSelection> &ptr)
 951 {
 952         ptr = this;
 953         return 0;
 954 }
 955
 956 RESULT eServiceMP3::subtitle(ePtr<iSubtitleOutput> &ptr)
 957 {
 958         ptr = this;
 959         return 0;
 960 }
 961
 962 RESULT eServiceMP3::audioDelay(ePtr<iAudioDelay> &ptr)
 963 {
 964         ptr = this;
 965         return 0;
 966 }
 967
 968 int eServiceMP3::getNumberOfTracks()
 969 {
 970         return m_audioStreams.size();
 971 }
 972
 973 int eServiceMP3::getCurrentTrack()
 974 {
 975         if (m_currentAudioStream == -1)
 976                 g_object_get (G_OBJECT (m_gst_playbin), "current-audio", &m_currentAudioStream, NULL);
 977         return m_currentAudioStream;
 978 }
 979
 980 RESULT eServiceMP3::selectTrack(unsigned int i)
 981 {
 982         pts_t ppos;
 983         getPlayPosition(ppos);
 984         ppos -= 90000;
 985         if (ppos < 0)
 986                 ppos = 0;
 987
 988         int ret = selectAudioStream(i);
 989         if (!ret) {
 990                 /* flush */
 991                 seekTo(ppos);
 992         }
 993
 994         return ret;
 995 }
 996
 997 int eServiceMP3::selectAudioStream(int i)
 998 {
 999         int current_audio;
1000         g_object_set (G_OBJECT (m_gst_playbin), "current-audio", i, NULL);
1001         g_object_get (G_OBJECT (m_gst_playbin), "current-audio", &current_audio, NULL);
1002         if ( current_audio == i )
1003         {
1004                 eDebug ("eServiceMP3::switched to audio stream %i", current_audio);
1005                 m_currentAudioStream = i;
1006                 return 0;
1007         }
1008         return -1;
1009 }
1010
1011 int eServiceMP3::getCurrentChannel()
1012 {
1013         return STEREO;
1014 }
1015
1016 RESULT eServiceMP3::selectChannel(int i)
1017 {
1018         eDebug("eServiceMP3::selectChannel(%i)",i);
1019         return 0;
1020 }
1021
1022 RESULT eServiceMP3::getTrackInfo(struct iAudioTrackInfo &info, unsigned int i)
1023 {
1024         if (i >= m_audioStreams.size())
1025                 return -2;
1026                 info.m_description = m_audioStreams[i].codec;
1027 /*      if (m_audioStreams[i].type == atMPEG)
1028                 info.m_description = "MPEG";
1029         else if (m_audioStreams[i].type == atMP3)
1030                 info.m_description = "MP3";
1031         else if (m_audioStreams[i].type == atAC3)
1032                 info.m_description = "AC3";
1033         else if (m_audioStreams[i].type == atAAC)
1034                 info.m_description = "AAC";
1035         else if (m_audioStreams[i].type == atDTS)
1036                 info.m_description = "DTS";
1037         else if (m_audioStreams[i].type == atPCM)
1038                 info.m_description = "PCM";
1039         else if (m_audioStreams[i].type == atOGG)
1040                 info.m_description = "OGG";
1041         else if (m_audioStreams[i].type == atFLAC)
1042                 info.m_description = "FLAC";
1043         else
1044                 info.m_description = "???";*/
1045         if (info.m_language.empty())
1046                 info.m_language = m_audioStreams[i].language_code;
1047         return 0;
1048 }
1049
1050 void eServiceMP3::gstBusCall(GstBus *bus, GstMessage *msg)
1051 {
1052         if (!msg)
1053                 return;
1054         gchar *sourceName;
1055         GstObject *source;
1056
1057         source = GST_MESSAGE_SRC(msg);
1058         sourceName = gst_object_get_name(source);
1059 #if 0
1060         if (gst_message_get_structure(msg))
1061         {
1062                 gchar *string = gst_structure_to_string(gst_message_get_structure(msg));
1063                 eDebug("eServiceMP3::gst_message from %s: %s", sourceName, string);
1064                 g_free(string);
1065         }
1066         else
1067                 eDebug("eServiceMP3::gst_message from %s: %s (without structure)", sourceName, GST_MESSAGE_TYPE_NAME(msg));
1068 #endif
1069         switch (GST_MESSAGE_TYPE (msg))
1070         {
1071                 case GST_MESSAGE_EOS:
1072                         m_event((iPlayableService*)this, evEOF);
1073                         break;
1074                 case GST_MESSAGE_STATE_CHANGED:
1075                 {
1076                         if(GST_MESSAGE_SRC(msg) != GST_OBJECT(m_gst_playbin))
1077                                 break;
1078
1079                         GstState old_state, new_state;
1080                         gst_message_parse_state_changed(msg, &old_state, &new_state, NULL);
1081
1082                         if(old_state == new_state)
1083                                 break;
1084
1085                         eDebug("eServiceMP3::state transition %s -> %s", gst_element_state_get_name(old_state), gst_element_state_get_name(new_state));
1086
1087                         GstStateChange transition = (GstStateChange)GST_STATE_TRANSITION(old_state, new_state);
1088
1089                         switch(transition)
1090                         {
1091                                 case GST_STATE_CHANGE_NULL_TO_READY:
1092                                 {
1093                                 }       break;
1094                                 case GST_STATE_CHANGE_READY_TO_PAUSED:
1095                                 {
1096                                         GstElement *sink;
1097                                         g_object_get (G_OBJECT (m_gst_playbin), "text-sink", &sink, NULL);
1098                                         if (sink)
1099                                         {
1100                                                 g_object_set (G_OBJECT (sink), "max-buffers", 2, NULL);
1101                                                 g_object_set (G_OBJECT (sink), "sync", FALSE, NULL);
1102                                                 g_object_set (G_OBJECT (sink), "async", FALSE, NULL);
1103                                                 g_object_set (G_OBJECT (sink), "emit-signals", TRUE, NULL);
1104                                                 gst_object_unref(sink);
1105                                         }
1106                                         setAC3Delay(ac3_delay);
1107                                         setPCMDelay(pcm_delay);
1108                                 }       break;
1109                                 case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
1110                                 {
1111                                 }       break;
1112                                 case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
1113                                 {
1114                                 }       break;
1115                                 case GST_STATE_CHANGE_PAUSED_TO_READY:
1116                                 {
1117                                 }       break;
1118                                 case GST_STATE_CHANGE_READY_TO_NULL:
1119                                 {
1120                                 }       break;
1121                         }
1122                         break;
1123                 }
1124                 case GST_MESSAGE_ERROR:
1125                 {
1126                         gchar *debug;
1127                         GError *err;
1128                         gst_message_parse_error (msg, &err, &debug);
1129                         g_free (debug);
1130                         eWarning("Gstreamer error: %s (%i) from %s", err->message, err->code, sourceName );
1131                         if ( err->domain == GST_STREAM_ERROR )
1132                         {
1133                                 if ( err->code == GST_STREAM_ERROR_CODEC_NOT_FOUND )
1134                                 {
1135                                         if ( g_strrstr(sourceName, "videosink") )
1136                                                 m_event((iPlayableService*)this, evUser+11);
1137                                         else if ( g_strrstr(sourceName, "audiosink") )
1138                                                 m_event((iPlayableService*)this, evUser+10);
1139                                 }
1140                         }
1141                         g_error_free(err);
1142                         break;
1143                 }
1144                 case GST_MESSAGE_INFO:
1145                 {
1146                         gchar *debug;
1147                         GError *inf;
1148
1149                         gst_message_parse_info (msg, &inf, &debug);
1150                         g_free (debug);
1151                         if ( inf->domain == GST_STREAM_ERROR && inf->code == GST_STREAM_ERROR_DECODE )
1152                         {
1153                                 if ( g_strrstr(sourceName, "videosink") )
1154                                         m_event((iPlayableService*)this, evUser+14);
1155                         }
1156                         g_error_free(inf);
1157                         break;
1158                 }
1159                 case GST_MESSAGE_TAG:
1160                 {
1161                         GstTagList *tags, *result;
1162                         gst_message_parse_tag(msg, &tags);
1163
1164                         result = gst_tag_list_merge(m_stream_tags, tags, GST_TAG_MERGE_REPLACE);
1165                         if (result)
1166                         {
1167                                 if (m_stream_tags)
1168                                         gst_tag_list_free(m_stream_tags);
1169                                 m_stream_tags = result;
1170                         }
1171
1172                         const GValue *gv_image = gst_tag_list_get_value_index(tags, GST_TAG_IMAGE, 0);
1173                         if ( gv_image )
1174                         {
1175                                 GstBuffer *buf_image;
1176                                 buf_image = gst_value_get_buffer (gv_image);
1177                                 int fd = open("/tmp/.id3coverart", O_CREAT|O_WRONLY|O_TRUNC, 0644);
1178                                 int ret = write(fd, GST_BUFFER_DATA(buf_image), GST_BUFFER_SIZE(buf_image));
1179                                 close(fd);
1180                                 eDebug("eServiceMP3::/tmp/.id3coverart %d bytes written ", ret);
1181                                 m_event((iPlayableService*)this, evUser+13);
1182                         }
1183                         gst_tag_list_free(tags);
1184                         m_event((iPlayableService*)this, evUpdatedInfo);
1185                         break;
1186                 }
1187                 case GST_MESSAGE_ASYNC_DONE:
1188                 {
1189                         if(GST_MESSAGE_SRC(msg) != GST_OBJECT(m_gst_playbin))
1190                                 break;
1191
1192                         GstTagList *tags;
1193                         gint i, active_idx, n_video = 0, n_audio = 0, n_text = 0;
1194
1195                         g_object_get (m_gst_playbin, "n-video", &n_video, NULL);
1196                         g_object_get (m_gst_playbin, "n-audio", &n_audio, NULL);
1197                         g_object_get (m_gst_playbin, "n-text", &n_text, NULL);
1198
1199                         eDebug("eServiceMP3::async-done - %d video, %d audio, %d subtitle", n_video, n_audio, n_text);
1200
1201                         if ( n_video + n_audio <= 0 )
1202                                 stop();
1203
1204                         active_idx = 0;
1205
1206                         m_audioStreams.clear();
1207                         m_subtitleStreams.clear();
1208
1209                         for (i = 0; i < n_audio; i++)
1210                         {
1211                                 audioStream audio;
1212                                 gchar *g_codec, *g_lang;
1213                                 GstPad* pad = 0;
1214                                 g_signal_emit_by_name (m_gst_playbin, "get-audio-pad", i, &pad);
1215                                 GstCaps* caps = gst_pad_get_negotiated_caps(pad);
1216                                 if (!caps)
1217                                         continue;
1218                                 GstStructure* str = gst_caps_get_structure(caps, 0);
1219                                 const gchar *g_type = gst_structure_get_name(str);
1220                                 eDebug("AUDIO STRUCT=%s", g_type);
1221                                 audio.type = gstCheckAudioPad(str);
1222                                 g_codec = g_strdup(g_type);
1223                                 g_lang = g_strdup_printf ("und");
1224                                 g_signal_emit_by_name (m_gst_playbin, "get-audio-tags", i, &tags);
1225                                 if ( tags && gst_is_tag_list(tags) )
1226                                 {
1227                                         gst_tag_list_get_string(tags, GST_TAG_AUDIO_CODEC, &g_codec);
1228                                         gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &g_lang);
1229                                         gst_tag_list_free(tags);
1230                                 }
1231                                 audio.language_code = std::string(g_lang);
1232                                 audio.codec = std::string(g_codec);
1233                                 eDebug("eServiceMP3::audio stream=%i codec=%s language=%s", i, g_codec, g_lang);
1234                                 m_audioStreams.push_back(audio);
1235                                 g_free (g_lang);
1236                                 g_free (g_codec);
1237                                 gst_caps_unref(caps);
1238                         }
1239
1240                         for (i = 0; i < n_text; i++)
1241                         {
1242                                 gchar *g_lang;
1243 //                              gchar *g_type;
1244 //                              GstPad* pad = 0;
1245 //                              g_signal_emit_by_name (m_gst_playbin, "get-text-pad", i, &pad);
1246 //                              GstCaps* caps = gst_pad_get_negotiated_caps(pad);
1247 //                              GstStructure* str = gst_caps_get_structure(caps, 0);
1248 //                              g_type = gst_structure_get_name(str);
1249 //                              g_signal_emit_by_name (m_gst_playbin, "get-text-tags", i, &tags);
1250                                 subtitleStream subs;
1251                                 subs.type = stPlainText;
1252                                 g_lang = g_strdup_printf ("und");
1253                                 if ( tags && gst_is_tag_list(tags) )
1254                                         gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &g_lang);
1255                                 subs.language_code = std::string(g_lang);
1256                                 eDebug("eServiceMP3::subtitle stream=%i language=%s"/* type=%s*/, i, g_lang/*, g_type*/);
1257                                 m_subtitleStreams.push_back(subs);
1258                                 g_free (g_lang);
1259 //                              g_free (g_type);
1260                         }
1261                         m_event((iPlayableService*)this, evUpdatedEventInfo);
1262                 }
1263                 case GST_MESSAGE_ELEMENT:
1264                 {
1265                         if ( gst_is_missing_plugin_message(msg) )
1266                         {
1267                                 gchar *description = gst_missing_plugin_message_get_description(msg);
1268                                 if ( description )
1269                                 {
1270                                         m_error_message = "GStreamer plugin " + (std::string)description + " not available!\n";
1271                                         g_free(description);
1272                                         m_event((iPlayableService*)this, evUser+12);
1273                                 }
1274                         }
1275                         else if (const GstStructure *msgstruct = gst_message_get_structure(msg))
1276                         {
1277                                 const gchar *eventname = gst_structure_get_name(msgstruct);
1278                                 if ( eventname )
1279                                 {
1280                                         if (!strcmp(eventname, "eventSizeChanged") || !strcmp(eventname, "eventSizeAvail"))
1281                                         {
1282                                                 gst_structure_get_int (msgstruct, "aspect_ratio", &m_aspect);
1283                                                 gst_structure_get_int (msgstruct, "width", &m_width);
1284                                                 gst_structure_get_int (msgstruct, "height", &m_height);
1285                                                 if (strstr(eventname, "Changed"))
1286                                                         m_event((iPlayableService*)this, evVideoSizeChanged);
1287                                         }
1288                                         else if (!strcmp(eventname, "eventFrameRateChanged") || !strcmp(eventname, "eventFrameRateAvail"))
1289                                         {
1290                                                 gst_structure_get_int (msgstruct, "frame_rate", &m_framerate);
1291                                                 if (strstr(eventname, "Changed"))
1292                                                         m_event((iPlayableService*)this, evVideoFramerateChanged);
1293                                         }
1294                                         else if (!strcmp(eventname, "eventProgressiveChanged") || !strcmp(eventname, "eventProgressiveAvail"))
1295                                         {
1296                                                 gst_structure_get_int (msgstruct, "progressive", &m_progressive);
1297                                                 if (strstr(eventname, "Changed"))
1298                                                         m_event((iPlayableService*)this, evVideoProgressiveChanged);
1299                                         }
1300                                 }
1301                         }
1302                         break;
1303                 }
1304                 case GST_MESSAGE_BUFFERING:
1305                 {
1306                         GstBufferingMode mode;
1307                         gst_message_parse_buffering(msg, &(m_bufferInfo.bufferPercent));
1308                         gst_message_parse_buffering_stats(msg, &mode, &(m_bufferInfo.avgInRate), &(m_bufferInfo.avgOutRate), &(m_bufferInfo.bufferingLeft));
1309                         m_event((iPlayableService*)this, evBuffering);
1310                 }
1311                 default:
1312                         break;
1313         }
1314         g_free (sourceName);
1315 }
1316
1317 GstBusSyncReply eServiceMP3::gstBusSyncHandler(GstBus *bus, GstMessage *message, gpointer user_data)
1318 {
1319         eServiceMP3 *_this = (eServiceMP3*)user_data;
1320         _this->m_pump.send(1);
1321                 /* wake */
1322         return GST_BUS_PASS;
1323 }
1324
1325 audiotype_t eServiceMP3::gstCheckAudioPad(GstStructure* structure)
1326 {
1327         if (!structure)
1328                 return atUnknown;
1329
1330         if ( gst_structure_has_name (structure, "audio/mpeg"))
1331         {
1332                 gint mpegversion, layer = -1;
1333                 if (!gst_structure_get_int (structure, "mpegversion", &mpegversion))
1334                         return atUnknown;
1335
1336                 switch (mpegversion) {
1337                         case 1:
1338                                 {
1339                                         gst_structure_get_int (structure, "layer", &layer);
1340                                         if ( layer == 3 )
1341                                                 return atMP3;
1342                                         else
1343                                                 return atMPEG;
1344                                         break;
1345                                 }
1346                         case 2:
1347                                 return atAAC;
1348                         case 4:
1349                                 return atAAC;
1350                         default:
1351                                 return atUnknown;
1352                 }
1353         }
1354
1355         else if ( gst_structure_has_name (structure, "audio/x-ac3") || gst_structure_has_name (structure, "audio/ac3") )
1356                 return atAC3;
1357         else if ( gst_structure_has_name (structure, "audio/x-dts") || gst_structure_has_name (structure, "audio/dts") )
1358                 return atDTS;
1359         else if ( gst_structure_has_name (structure, "audio/x-raw-int") )
1360                 return atPCM;
1361
1362         return atUnknown;
1363 }
1364
1365 void eServiceMP3::gstPoll(const int &msg)
1366 {
1367                 /* ok, we have a serious problem here. gstBusSyncHandler sends
1368                    us the wakup signal, but likely before it was posted.
1369                    the usleep, an EVIL HACK (DON'T DO THAT!!!) works around this.
1370
1371                    I need to understand the API a bit more to make this work
1372                    proplerly. */
1373         if (msg == 1)
1374         {
1375                 GstBus *bus = gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin));
1376                 GstMessage *message;
1377                 usleep(1);
1378                 while ((message = gst_bus_pop (bus)))
1379                 {
1380                         gstBusCall(bus, message);
1381                         gst_message_unref (message);
1382                 }
1383         }
1384         else
1385                 pullSubtitle();
1386 }
1387
1388 eAutoInitPtr<eServiceFactoryMP3> init_eServiceFactoryMP3(eAutoInitNumbers::service+1, "eServiceFactoryMP3");
1389
1390 void eServiceMP3::gstCBsubtitleAvail(GstElement *appsink, gpointer user_data)
1391 {
1392         eServiceMP3 *_this = (eServiceMP3*)user_data;
1393         eSingleLocker l(_this->m_subs_to_pull_lock);
1394         ++_this->m_subs_to_pull;
1395         _this->m_pump.send(2);
1396 }
1397
1398 void eServiceMP3::pullSubtitle()
1399 {
1400         GstElement *sink;
1401         g_object_get (G_OBJECT (m_gst_playbin), "text-sink", &sink, NULL);
1402         if (sink)
1403         {
1404                 while (m_subs_to_pull && m_subtitle_pages.size() < 2)
1405                 {
1406                         GstBuffer *buffer;
1407                         {
1408                                 eSingleLocker l(m_subs_to_pull_lock);
1409                                 --m_subs_to_pull;
1410                                 g_signal_emit_by_name (sink, "pull-buffer", &buffer);
1411                         }
1412                         if (buffer)
1413                         {
1414                                 gint64 buf_pos = GST_BUFFER_TIMESTAMP(buffer);
1415                                 gint64 duration_ns = GST_BUFFER_DURATION(buffer);
1416                                 size_t len = GST_BUFFER_SIZE(buffer);
1417                                 unsigned char line[len+1];
1418                                 memcpy(line, GST_BUFFER_DATA(buffer), len);
1419                                 line[len] = 0;
1420                                 eDebug("got new subtitle @ buf_pos = %lld ns (in pts=%lld): '%s' ", buf_pos, buf_pos/11111, line);
1421                                 ePangoSubtitlePage page;
1422                                 gRGB rgbcol(0xD0,0xD0,0xD0);
1423                                 page.m_elements.push_back(ePangoSubtitlePageElement(rgbcol, (const char*)line));
1424                                 page.show_pts = buf_pos / 11111L;
1425                                 page.m_timeout = duration_ns / 1000000;
1426                                 m_subtitle_pages.push_back(page);
1427                                 pushSubtitles();
1428                                 gst_buffer_unref(buffer);
1429                         }
1430                 }
1431                 gst_object_unref(sink);
1432         }
1433         else
1434                 eDebug("no subtitle sink!");
1435 }
1436
1437 void eServiceMP3::pushSubtitles()
1438 {
1439         ePangoSubtitlePage page;
1440         pts_t running_pts;
1441         while ( !m_subtitle_pages.empty() )
1442         {
1443                 getPlayPosition(running_pts);
1444                 page = m_subtitle_pages.front();
1445                 gint64 diff_ms = ( page.show_pts - running_pts ) / 90;
1446                 eDebug("eServiceMP3::pushSubtitles show_pts = %lld  running_pts = %lld  diff = %lld", page.show_pts, running_pts, diff_ms);
1447                 if (diff_ms < -100)
1448                 {
1449                         GstFormat fmt = GST_FORMAT_TIME;
1450                         gint64 now;
1451                         if (gst_element_query_position(m_gst_playbin, &fmt, &now) != -1)
1452                         {
1453                                 now /= 11111;
1454                                 diff_ms = abs((now - running_pts) / 90);
1455                                 eDebug("diff < -100ms check decoder/pipeline diff: decoder: %lld, pipeline: %lld, diff: %lld", running_pts, now, diff_ms);
1456                                 if (diff_ms > 100000)
1457                                 {
1458                                         eDebug("high decoder/pipeline difference.. assume decoder has now started yet.. check again in 1sec");
1459                                         m_subtitle_sync_timer->start(1000, true);
1460                                         break;
1461                                 }
1462                         }
1463                         else
1464                                 eDebug("query position for decoder/pipeline check failed!");
1465                         eDebug("subtitle to late... drop");
1466                         m_subtitle_pages.pop_front();
1467                 }
1468                 else if ( diff_ms > 20 )
1469                 {
1470 //                      eDebug("start recheck timer");
1471                         m_subtitle_sync_timer->start(diff_ms > 1000 ? 1000 : diff_ms, true);
1472                         break;
1473                 }
1474                 else // immediate show
1475                 {
1476                         if (m_subtitle_widget)
1477                                 m_subtitle_widget->setPage(page);
1478                         m_subtitle_pages.pop_front();
1479                 }
1480         }
1481         if (m_subtitle_pages.empty())
1482                 pullSubtitle();
1483 }
1484
1485 RESULT eServiceMP3::enableSubtitles(eWidget *parent, ePyObject tuple)
1486 {
1487         ePyObject entry;
1488         int tuplesize = PyTuple_Size(tuple);
1489         int pid, type;
1490         gint text_pid = 0;
1491
1492         if (!PyTuple_Check(tuple))
1493                 goto error_out;
1494         if (tuplesize < 1)
1495                 goto error_out;
1496         entry = PyTuple_GET_ITEM(tuple, 1);
1497         if (!PyInt_Check(entry))
1498                 goto error_out;
1499         pid = PyInt_AsLong(entry);
1500         entry = PyTuple_GET_ITEM(tuple, 2);
1501         if (!PyInt_Check(entry))
1502                 goto error_out;
1503         type = PyInt_AsLong(entry);
1504
1505         if (m_currentSubtitleStream != pid)
1506         {
1507                 eSingleLocker l(m_subs_to_pull_lock);
1508                 g_object_set (G_OBJECT (m_gst_playbin), "current-text", pid, NULL);
1509                 m_currentSubtitleStream = pid;
1510                 m_subs_to_pull = 0;
1511                 m_subtitle_pages.clear();
1512         }
1513
1514         m_subtitle_widget = 0;
1515         m_subtitle_widget = new eSubtitleWidget(parent);
1516         m_subtitle_widget->resize(parent->size()); /* full size */
1517
1518         g_object_get (G_OBJECT (m_gst_playbin), "current-text", &text_pid, NULL);
1519
1520         eDebug ("eServiceMP3::switched to subtitle stream %i", text_pid);
1521
1522         return 0;
1523
1524 error_out:
1525         eDebug("eServiceMP3::enableSubtitles needs a tuple as 2nd argument!\n"
1526                 "for gst subtitles (2, subtitle_stream_count, subtitle_type)");
1527         return -1;
1528 }
1529
1530 RESULT eServiceMP3::disableSubtitles(eWidget *parent)
1531 {
1532         eDebug("eServiceMP3::disableSubtitles");
1533         m_subtitle_pages.clear();
1534         delete m_subtitle_widget;
1535         m_subtitle_widget = 0;
1536         return 0;
1537 }
1538
1539 PyObject *eServiceMP3::getCachedSubtitle()
1540 {
1541 //      eDebug("eServiceMP3::getCachedSubtitle");
1542         Py_RETURN_NONE;
1543 }
1544
1545 PyObject *eServiceMP3::getSubtitleList()
1546 {
1547         eDebug("eServiceMP3::getSubtitleList");
1548
1549         ePyObject l = PyList_New(0);
1550         int stream_count[sizeof(subtype_t)];
1551         for ( unsigned int i = 0; i < sizeof(subtype_t); i++ )
1552                 stream_count[i] = 0;
1553
1554         for (std::vector<subtitleStream>::iterator IterSubtitleStream(m_subtitleStreams.begin()); IterSubtitleStream != m_subtitleStreams.end(); ++IterSubtitleStream)
1555         {
1556                 subtype_t type = IterSubtitleStream->type;
1557                 ePyObject tuple = PyTuple_New(5);
1558                 PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(2));
1559                 PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(stream_count[type]));
1560                 PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(int(type)));
1561                 PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(0));
1562                 PyTuple_SET_ITEM(tuple, 4, PyString_FromString((IterSubtitleStream->language_code).c_str()));
1563                 PyList_Append(l, tuple);
1564                 Py_DECREF(tuple);
1565                 stream_count[type]++;
1566         }
1567         return l;
1568 }
1569
1570 RESULT eServiceMP3::streamed(ePtr<iStreamedService> &ptr)
1571 {
1572         ptr = this;
1573         return 0;
1574 }
1575
1576 PyObject *eServiceMP3::getBufferCharge()
1577 {
1578         ePyObject tuple = PyTuple_New(5);
1579         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(m_bufferInfo.bufferPercent));
1580         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(m_bufferInfo.avgInRate));
1581         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(m_bufferInfo.avgOutRate));
1582         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(m_bufferInfo.bufferingLeft));
1583         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(m_buffer_size));
1584         return tuple;
1585 }
1586
1587 int eServiceMP3::setBufferSize(int size)
1588 {
1589         m_buffer_size = size;
1590         g_object_set (G_OBJECT (m_gst_playbin), "buffer-size", m_buffer_size, NULL);
1591         return 0;
1592 }
1593
1594 int eServiceMP3::getAC3Delay()
1595 {
1596         return ac3_delay;
1597 }
1598
1599 int eServiceMP3::getPCMDelay()
1600 {
1601         return pcm_delay;
1602 }
1603
1604 void eServiceMP3::setAC3Delay(int delay)
1605 {
1606         if (!m_gst_playbin || m_state != stRunning)
1607                 return;
1608         else
1609         {
1610                 GstElement *sink;
1611                 std::string config_delay;
1612                 int config_delay_int = delay;
1613                 if(ePythonConfigQuery::getConfigValue("config.av.generalAC3delay", config_delay) == 0)
1614                         config_delay_int += atoi(config_delay.c_str());
1615
1616                 g_object_get (G_OBJECT (m_gst_playbin), "audio-sink", &sink, NULL);
1617
1618                 if (!sink)
1619                         return;
1620                 else {
1621                         gchar *name = gst_element_get_name(sink);
1622
1623                         if (strstr(name, "dvbaudiosink"))
1624                                 eTSMPEGDecoder::setHwAC3Delay(config_delay_int);
1625                         g_free(name);
1626                         gst_object_unref(sink);
1627                 }
1628         }
1629 }
1630
1631 void eServiceMP3::setPCMDelay(int delay)
1632 {
1633         if (!m_gst_playbin || m_state != stRunning)
1634                 return;
1635         else
1636         {
1637                 GstElement *sink;
1638                 std::string config_delay;
1639                 int config_delay_int = delay;
1640                 if(ePythonConfigQuery::getConfigValue("config.av.generalPCMdelay", config_delay) == 0)
1641                         config_delay_int += atoi(config_delay.c_str());
1642
1643                 g_object_get (G_OBJECT (m_gst_playbin), "audio-sink", &sink, NULL);
1644
1645                 if (!sink)
1646                         return;
1647                 else {
1648                         gchar *name = gst_element_get_name(sink);
1649
1650                         if (strstr(name, "dvbaudiosink"))
1651                                 eTSMPEGDecoder::setHwPCMDelay(config_delay_int);
1652                         else {
1653                                 // this is realy untested..and not used yet
1654                                 gint64 offset = config_delay_int;
1655                                 offset *= 1000000; // milli to nano
1656                                 g_object_set (G_OBJECT (m_gst_playbin), "ts-offset", offset, NULL);
1657                         }
1658                         g_free(name);
1659                         gst_object_unref(sink);
1660                 }
1661         }
1662 }
1663
1664 #else
1665 #warning gstreamer not available, not building media player
1666 #endif