Revert "disable m2ts support for release 2.6"
[enigma2.git] / lib / service / servicemp3.cpp
1 #ifdef HAVE_GSTREAMER
2
3         /* note: this requires gstreamer 0.10.x and a big list of plugins. */
4         /* it's currently hardcoded to use a big-endian alsasink as sink. */
5 #include <lib/base/eerror.h>
6 #include <lib/base/object.h>
7 #include <lib/base/ebase.h>
8 #include <string>
9 #include <lib/service/servicemp3.h>
10 #include <lib/service/service.h>
11 #include <lib/components/file_eraser.h>
12 #include <lib/base/init_num.h>
13 #include <lib/base/init.h>
14 #include <gst/gst.h>
15 #include <gst/pbutils/missing-plugins.h>
16 #include <sys/stat.h>
17 /* for subtitles */
18 #include <lib/gui/esubtitle.h>
19
20 // eServiceFactoryMP3
21
22 eServiceFactoryMP3::eServiceFactoryMP3()
23 {
24         ePtr<eServiceCenter> sc;
25         
26         eServiceCenter::getPrivInstance(sc);
27         if (sc)
28         {
29                 std::list<std::string> extensions;
30                 extensions.push_back("mp2");
31                 extensions.push_back("mp3");
32                 extensions.push_back("ogg");
33                 extensions.push_back("mpg");
34                 extensions.push_back("vob");
35                 extensions.push_back("wav");
36                 extensions.push_back("wave");
37                 extensions.push_back("mkv");
38                 extensions.push_back("avi");
39                 extensions.push_back("divx");
40                 extensions.push_back("dat");
41                 extensions.push_back("flac");
42                 extensions.push_back("mp4");
43                 extensions.push_back("mov");
44                 extensions.push_back("m4a");
45                 extensions.push_back("m2ts");
46                 sc->addServiceFactory(eServiceFactoryMP3::id, this, extensions);
47         }
48
49         m_service_info = new eStaticServiceMP3Info();
50 }
51
52 eServiceFactoryMP3::~eServiceFactoryMP3()
53 {
54         ePtr<eServiceCenter> sc;
55         
56         eServiceCenter::getPrivInstance(sc);
57         if (sc)
58                 sc->removeServiceFactory(eServiceFactoryMP3::id);
59 }
60
61 DEFINE_REF(eServiceFactoryMP3)
62
63         // iServiceHandler
64 RESULT eServiceFactoryMP3::play(const eServiceReference &ref, ePtr<iPlayableService> &ptr)
65 {
66                 // check resources...
67         ptr = new eServiceMP3(ref);
68         return 0;
69 }
70
71 RESULT eServiceFactoryMP3::record(const eServiceReference &ref, ePtr<iRecordableService> &ptr)
72 {
73         ptr=0;
74         return -1;
75 }
76
77 RESULT eServiceFactoryMP3::list(const eServiceReference &, ePtr<iListableService> &ptr)
78 {
79         ptr=0;
80         return -1;
81 }
82
83 RESULT eServiceFactoryMP3::info(const eServiceReference &ref, ePtr<iStaticServiceInformation> &ptr)
84 {
85         ptr = m_service_info;
86         return 0;
87 }
88
89 class eMP3ServiceOfflineOperations: public iServiceOfflineOperations
90 {
91         DECLARE_REF(eMP3ServiceOfflineOperations);
92         eServiceReference m_ref;
93 public:
94         eMP3ServiceOfflineOperations(const eServiceReference &ref);
95         
96         RESULT deleteFromDisk(int simulate);
97         RESULT getListOfFilenames(std::list<std::string> &);
98         RESULT reindex();
99 };
100
101 DEFINE_REF(eMP3ServiceOfflineOperations);
102
103 eMP3ServiceOfflineOperations::eMP3ServiceOfflineOperations(const eServiceReference &ref): m_ref((const eServiceReference&)ref)
104 {
105 }
106
107 RESULT eMP3ServiceOfflineOperations::deleteFromDisk(int simulate)
108 {
109         if (simulate)
110                 return 0;
111         else
112         {
113                 std::list<std::string> res;
114                 if (getListOfFilenames(res))
115                         return -1;
116                 
117                 eBackgroundFileEraser *eraser = eBackgroundFileEraser::getInstance();
118                 if (!eraser)
119                         eDebug("FATAL !! can't get background file eraser");
120                 
121                 for (std::list<std::string>::iterator i(res.begin()); i != res.end(); ++i)
122                 {
123                         eDebug("Removing %s...", i->c_str());
124                         if (eraser)
125                                 eraser->erase(i->c_str());
126                         else
127                                 ::unlink(i->c_str());
128                 }
129                 
130                 return 0;
131         }
132 }
133
134 RESULT eMP3ServiceOfflineOperations::getListOfFilenames(std::list<std::string> &res)
135 {
136         res.clear();
137         res.push_back(m_ref.path);
138         return 0;
139 }
140
141 RESULT eMP3ServiceOfflineOperations::reindex()
142 {
143         return -1;
144 }
145
146
147 RESULT eServiceFactoryMP3::offlineOperations(const eServiceReference &ref, ePtr<iServiceOfflineOperations> &ptr)
148 {
149         ptr = new eMP3ServiceOfflineOperations(ref);
150         return 0;
151 }
152
153 // eStaticServiceMP3Info
154
155
156 // eStaticServiceMP3Info is seperated from eServiceMP3 to give information
157 // about unopened files.
158
159 // probably eServiceMP3 should use this class as well, and eStaticServiceMP3Info
160 // should have a database backend where ID3-files etc. are cached.
161 // this would allow listing the mp3 database based on certain filters.
162
163 DEFINE_REF(eStaticServiceMP3Info)
164
165 eStaticServiceMP3Info::eStaticServiceMP3Info()
166 {
167 }
168
169 RESULT eStaticServiceMP3Info::getName(const eServiceReference &ref, std::string &name)
170 {
171         if ( ref.name.length() )
172                 name = ref.name;
173         else
174         {
175                 size_t last = ref.path.rfind('/');
176                 if (last != std::string::npos)
177                         name = ref.path.substr(last+1);
178                 else
179                         name = ref.path;
180         }
181         return 0;
182 }
183
184 int eStaticServiceMP3Info::getLength(const eServiceReference &ref)
185 {
186         return -1;
187 }
188
189 // eServiceMP3
190
191 eServiceMP3::eServiceMP3(eServiceReference ref)
192         :m_ref(ref), m_pump(eApp, 1)
193 {
194         m_seekTimeout = eTimer::create(eApp);
195         m_subtitle_sync_timer = eTimer::create(eApp);
196         m_stream_tags = 0;
197         m_currentAudioStream = -1;
198         m_currentSubtitleStream = 0;
199         m_subtitle_widget = 0;
200         m_currentTrickRatio = 0;
201         m_subs_to_pull = 0;
202         m_buffer_size = 1*1024*1024;
203         CONNECT(m_seekTimeout->timeout, eServiceMP3::seekTimeoutCB);
204         CONNECT(m_subtitle_sync_timer->timeout, eServiceMP3::pushSubtitles);
205         CONNECT(m_pump.recv_msg, eServiceMP3::gstPoll);
206         m_aspect = m_width = m_height = m_framerate = m_progressive = -1;
207
208         m_state = stIdle;
209         eDebug("eServiceMP3::construct!");
210
211         const char *filename = m_ref.path.c_str();
212         const char *ext = strrchr(filename, '.');
213         if (!ext)
214                 ext = filename;
215
216         sourceStream sourceinfo;
217         sourceinfo.is_video = FALSE;
218         sourceinfo.audiotype = atUnknown;
219         if ( (strcasecmp(ext, ".mpeg") && strcasecmp(ext, ".mpg") && strcasecmp(ext, ".vob") && strcasecmp(ext, ".bin") && strcasecmp(ext, ".dat") ) == 0 )
220         {
221                 sourceinfo.containertype = ctMPEGPS;
222                 sourceinfo.is_video = TRUE;
223         }
224         else if ( strcasecmp(ext, ".ts") == 0 )
225         {
226                 sourceinfo.containertype = ctMPEGTS;
227                 sourceinfo.is_video = TRUE;
228         }
229         else if ( strcasecmp(ext, ".mkv") == 0 )
230         {
231                 sourceinfo.containertype = ctMKV;
232                 sourceinfo.is_video = TRUE;
233         }
234         else if ( strcasecmp(ext, ".avi") == 0 || strcasecmp(ext, ".divx") == 0)
235         {
236                 sourceinfo.containertype = ctAVI;
237                 sourceinfo.is_video = TRUE;
238         }
239         else if ( strcasecmp(ext, ".mp4") == 0 || strcasecmp(ext, ".mov") == 0)
240         {
241                 sourceinfo.containertype = ctMP4;
242                 sourceinfo.is_video = TRUE;
243         }
244         else if ( strcasecmp(ext, ".m4a") == 0 )
245         {
246                 sourceinfo.containertype = ctMP4;
247                 sourceinfo.audiotype = atAAC;
248         }
249         else if ( strcasecmp(ext, ".mp3") == 0 )
250                 sourceinfo.audiotype = atMP3;
251         else if ( (strncmp(filename, "/autofs/", 8) || strncmp(filename+strlen(filename)-13, "/track-", 7) || strcasecmp(ext, ".wav")) == 0 )
252                 sourceinfo.containertype = ctCDA;
253         if ( strcasecmp(ext, ".dat") == 0 )
254         {
255                 sourceinfo.containertype = ctVCD;
256                 sourceinfo.is_video = TRUE;
257         }
258         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 )
259                 sourceinfo.is_streaming = TRUE;
260
261         gchar *uri;
262
263         if ( sourceinfo.is_streaming )
264         {
265                 uri = g_strdup_printf ("%s", filename);
266         }
267         else if ( sourceinfo.containertype == ctCDA )
268         {
269                 int i_track = atoi(filename+18);
270                 uri = g_strdup_printf ("cdda://%i", i_track);
271         }
272         else if ( sourceinfo.containertype == ctVCD )
273         {
274                 int fd = open(filename,O_RDONLY);
275                 char tmp[128*1024];
276                 int ret = read(fd, tmp, 128*1024);
277                 close(fd);
278                 if ( ret == -1 ) // this is a "REAL" VCD
279                         uri = g_strdup_printf ("vcd://");
280                 else
281                         uri = g_strdup_printf ("file://%s", filename);
282         }
283         else
284
285                 uri = g_strdup_printf ("file://%s", filename);
286
287         eDebug("eServiceMP3::playbin2 uri=%s", uri);
288
289         m_gst_playbin = gst_element_factory_make("playbin2", "playbin");
290         if (!m_gst_playbin)
291                 m_error_message = "failed to create GStreamer pipeline!\n";
292
293         g_object_set (G_OBJECT (m_gst_playbin), "uri", uri, NULL);
294
295         int flags = 0x47; // ( == GST_PLAY_FLAG_VIDEO | GST_PLAY_FLAG_AUDIO | GST_PLAY_FLAG_NATIVE_VIDEO | GST_PLAY_FLAG_TEXT )
296         g_object_set (G_OBJECT (m_gst_playbin), "flags", flags, NULL);
297
298         g_free(uri);
299
300         GstElement *subsink = gst_element_factory_make("appsink", "subtitle_sink");
301         if (!subsink)
302                 eDebug("eServiceMP3::sorry, can't play: missing gst-plugin-appsink");
303         else
304         {
305                 m_subs_to_pull_handler_id = g_signal_connect (subsink, "new-buffer", G_CALLBACK (gstCBsubtitleAvail), this);
306                 g_object_set (G_OBJECT (m_gst_playbin), "text-sink", subsink, NULL);
307         }
308
309         if ( m_gst_playbin )
310         {
311                 gst_bus_set_sync_handler(gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin)), gstBusSyncHandler, this);
312                 char srt_filename[strlen(filename)+1];
313                 strncpy(srt_filename,filename,strlen(filename)-3);
314                 srt_filename[strlen(filename)-3]='\0';
315                 strcat(srt_filename, "srt");
316                 struct stat buffer;
317                 if (stat(srt_filename, &buffer) == 0)
318                 {
319                         std::string suburi = "file://" + (std::string)srt_filename;
320                         eDebug("eServiceMP3::subtitle uri: %s",suburi.c_str());
321                         g_object_set (G_OBJECT (m_gst_playbin), "suburi", suburi.c_str(), NULL);
322                         subtitleStream subs;
323                         subs.type = stSRT;
324                         subs.language_code = std::string("und");
325                         m_subtitleStreams.push_back(subs);
326                 }
327         } else
328         {
329                 m_event((iPlayableService*)this, evUser+12);
330
331                 if (m_gst_playbin)
332                         gst_object_unref(GST_OBJECT(m_gst_playbin));
333
334                 eDebug("eServiceMP3::sorry, can't play: %s",m_error_message.c_str());
335                 m_gst_playbin = 0;
336         }
337
338         setBufferSize(m_buffer_size);
339 }
340
341 eServiceMP3::~eServiceMP3()
342 {
343         // disconnect subtitle callback
344         GstElement *sink;
345         g_object_get (G_OBJECT (m_gst_playbin), "text-sink", &sink, NULL);
346         if (sink)
347         {
348                 g_signal_handler_disconnect (sink, m_subs_to_pull_handler_id);
349                 gst_object_unref(sink);
350         }
351
352         delete m_subtitle_widget;
353
354         // disconnect sync handler callback
355         gst_bus_set_sync_handler(gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin)), NULL, NULL);
356
357         if (m_state == stRunning)
358                 stop();
359
360         if (m_stream_tags)
361                 gst_tag_list_free(m_stream_tags);
362         
363         if (m_gst_playbin)
364         {
365                 gst_object_unref (GST_OBJECT (m_gst_playbin));
366                 eDebug("eServiceMP3::destruct!");
367         }
368 }
369
370 DEFINE_REF(eServiceMP3);
371
372 RESULT eServiceMP3::connectEvent(const Slot2<void,iPlayableService*,int> &event, ePtr<eConnection> &connection)
373 {
374         connection = new eConnection((iPlayableService*)this, m_event.connect(event));
375         return 0;
376 }
377
378 RESULT eServiceMP3::start()
379 {
380         ASSERT(m_state == stIdle);
381
382         m_state = stRunning;
383         if (m_gst_playbin)
384         {
385                 eDebug("eServiceMP3::starting pipeline");
386                 gst_element_set_state (m_gst_playbin, GST_STATE_PLAYING);
387         }
388
389         m_event(this, evStart);
390
391         return 0;
392 }
393
394 RESULT eServiceMP3::stop()
395 {
396         ASSERT(m_state != stIdle);
397
398         if (m_state == stStopped)
399                 return -1;
400
401         eDebug("eServiceMP3::stop %s", m_ref.path.c_str());
402         gst_element_set_state(m_gst_playbin, GST_STATE_NULL);
403         m_state = stStopped;
404
405         return 0;
406 }
407
408 RESULT eServiceMP3::setTarget(int target)
409 {
410         return -1;
411 }
412
413 RESULT eServiceMP3::pause(ePtr<iPauseableService> &ptr)
414 {
415         ptr=this;
416         return 0;
417 }
418
419 RESULT eServiceMP3::setSlowMotion(int ratio)
420 {
421         if (!ratio)
422                 return 0;
423         eDebug("eServiceMP3::setSlowMotion ratio=%f",1/(float)ratio);
424         return trickSeek(1/(float)ratio);
425 }
426
427 RESULT eServiceMP3::setFastForward(int ratio)
428 {
429         eDebug("eServiceMP3::setFastForward ratio=%i",ratio);
430         return trickSeek(ratio);
431 }
432
433 void eServiceMP3::seekTimeoutCB()
434 {
435         pts_t ppos, len;
436         getPlayPosition(ppos);
437         getLength(len);
438         ppos += 90000*m_currentTrickRatio;
439         
440         if (ppos < 0)
441         {
442                 ppos = 0;
443                 m_seekTimeout->stop();
444         }
445         if (ppos > len)
446         {
447                 ppos = 0;
448                 stop();
449                 m_seekTimeout->stop();
450                 return;
451         }
452         seekTo(ppos);
453 }
454
455                 // iPausableService
456 RESULT eServiceMP3::pause()
457 {
458         if (!m_gst_playbin || m_state != stRunning)
459                 return -1;
460
461         gst_element_set_state(m_gst_playbin, GST_STATE_PAUSED);
462
463         return 0;
464 }
465
466 RESULT eServiceMP3::unpause()
467 {
468         if (!m_gst_playbin || m_state != stRunning)
469                 return -1;
470
471         gst_element_set_state(m_gst_playbin, GST_STATE_PLAYING);
472
473         return 0;
474 }
475
476         /* iSeekableService */
477 RESULT eServiceMP3::seek(ePtr<iSeekableService> &ptr)
478 {
479         ptr = this;
480         return 0;
481 }
482
483 RESULT eServiceMP3::getLength(pts_t &pts)
484 {
485         if (!m_gst_playbin)
486                 return -1;
487
488         if (m_state != stRunning)
489                 return -1;
490
491         GstFormat fmt = GST_FORMAT_TIME;
492         gint64 len;
493         
494         if (!gst_element_query_duration(m_gst_playbin, &fmt, &len))
495                 return -1;
496                 /* len is in nanoseconds. we have 90 000 pts per second. */
497         
498         pts = len / 11111;
499         return 0;
500 }
501
502 RESULT eServiceMP3::seekToImpl(pts_t to)
503 {
504                 /* convert pts to nanoseconds */
505         gint64 time_nanoseconds = to * 11111LL;
506         if (!gst_element_seek (m_gst_playbin, 1.0, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH,
507                 GST_SEEK_TYPE_SET, time_nanoseconds,
508                 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE))
509         {
510                 eDebug("eServiceMP3::seekTo failed");
511                 return -1;
512         }
513
514         return 0;
515 }
516
517 RESULT eServiceMP3::seekTo(pts_t to)
518 {
519         RESULT ret = -1;
520
521         if (m_gst_playbin) {
522                 eSingleLocker l(m_subs_to_pull_lock); // this is needed to dont handle incomming subtitles during seek!
523                 if (!(ret = seekToImpl(to)))
524                 {
525                         m_subtitle_pages.clear();
526                         m_subs_to_pull = 0;
527                 }
528         }
529
530         return ret;
531 }
532
533
534 RESULT eServiceMP3::trickSeek(gdouble ratio)
535 {
536         if (!m_gst_playbin)
537                 return -1;
538         if (!ratio)
539                 return seekRelative(0, 0);
540
541         GstEvent *s_event;
542         int flags;
543         flags = GST_SEEK_FLAG_NONE;
544         flags |= GST_SEEK_FLAG_FLUSH;
545 //      flags |= GstSeekFlags (GST_SEEK_FLAG_ACCURATE);
546         flags |= GST_SEEK_FLAG_KEY_UNIT;
547 //      flags |= GstSeekFlags (GST_SEEK_FLAG_SEGMENT);
548 //      flags |= GstSeekFlags (GST_SEEK_FLAG_SKIP);
549
550         GstFormat fmt = GST_FORMAT_TIME;
551         gint64 pos, len;
552         gst_element_query_duration(m_gst_playbin, &fmt, &len);
553         gst_element_query_position(m_gst_playbin, &fmt, &pos);
554
555         if ( ratio >= 0 )
556         {
557                 s_event = gst_event_new_seek (ratio, GST_FORMAT_TIME, (GstSeekFlags)flags, GST_SEEK_TYPE_SET, pos, GST_SEEK_TYPE_SET, len);
558
559                 eDebug("eServiceMP3::trickSeek with rate %lf to %" GST_TIME_FORMAT " ", ratio, GST_TIME_ARGS (pos));
560         }
561         else
562         {
563                 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);
564         }
565
566         if (!gst_element_send_event ( GST_ELEMENT (m_gst_playbin), s_event))
567         {
568                 eDebug("eServiceMP3::trickSeek failed");
569                 return -1;
570         }
571
572         return 0;
573 }
574
575
576 RESULT eServiceMP3::seekRelative(int direction, pts_t to)
577 {
578         if (!m_gst_playbin)
579                 return -1;
580
581         pts_t ppos;
582         getPlayPosition(ppos);
583         ppos += to * direction;
584         if (ppos < 0)
585                 ppos = 0;
586         seekTo(ppos);
587         
588         return 0;
589 }
590
591 RESULT eServiceMP3::getPlayPosition(pts_t &pts)
592 {
593         GstFormat fmt = GST_FORMAT_TIME;
594         gint64 pos;
595         GstElement *sink;
596         pts = 0;
597
598         if (!m_gst_playbin)
599                 return -1;
600         if (m_state != stRunning)
601                 return -1;
602
603         g_object_get (G_OBJECT (m_gst_playbin), "audio-sink", &sink, NULL);
604
605         if (!sink)
606                 g_object_get (G_OBJECT (m_gst_playbin), "video-sink", &sink, NULL);
607
608         if (!sink)
609                 return -1;
610
611         gchar *name = gst_element_get_name(sink);
612         gboolean use_get_decoder_time = strstr(name, "dvbaudiosink") || strstr(name, "dvbvideosink");
613         g_free(name);
614
615         if (use_get_decoder_time)
616                 g_signal_emit_by_name(sink, "get-decoder-time", &pos);
617
618         gst_object_unref(sink);
619
620         if (!use_get_decoder_time && !gst_element_query_position(m_gst_playbin, &fmt, &pos)) {
621                 eDebug("gst_element_query_position failed in getPlayPosition");
622                 return -1;
623         }
624
625         /* pos is in nanoseconds. we have 90 000 pts per second. */
626         pts = pos / 11111;
627         return 0;
628 }
629
630 RESULT eServiceMP3::setTrickmode(int trick)
631 {
632                 /* trickmode is not yet supported by our dvbmediasinks. */
633         return -1;
634 }
635
636 RESULT eServiceMP3::isCurrentlySeekable()
637 {
638         return 1;
639 }
640
641 RESULT eServiceMP3::info(ePtr<iServiceInformation>&i)
642 {
643         i = this;
644         return 0;
645 }
646
647 RESULT eServiceMP3::getName(std::string &name)
648 {
649         std::string title = m_ref.getName();
650         if (title.empty())
651         {
652                 name = m_ref.path;
653                 size_t n = name.rfind('/');
654                 if (n != std::string::npos)
655                         name = name.substr(n + 1);
656         }
657         else
658                 name = title;
659         return 0;
660 }
661
662
663 int eServiceMP3::getInfo(int w)
664 {
665         const gchar *tag = 0;
666
667         switch (w)
668         {
669         case sServiceref: return m_ref;
670         case sVideoHeight: return m_height;
671         case sVideoWidth: return m_width;
672         case sFrameRate: return m_framerate;
673         case sProgressive: return m_progressive;
674         case sAspect: return m_aspect;
675         case sTagTitle:
676         case sTagArtist:
677         case sTagAlbum:
678         case sTagTitleSortname:
679         case sTagArtistSortname:
680         case sTagAlbumSortname:
681         case sTagDate:
682         case sTagComposer:
683         case sTagGenre:
684         case sTagComment:
685         case sTagExtendedComment:
686         case sTagLocation:
687         case sTagHomepage:
688         case sTagDescription:
689         case sTagVersion:
690         case sTagISRC:
691         case sTagOrganization:
692         case sTagCopyright:
693         case sTagCopyrightURI:
694         case sTagContact:
695         case sTagLicense:
696         case sTagLicenseURI:
697         case sTagCodec:
698         case sTagAudioCodec:
699         case sTagVideoCodec:
700         case sTagEncoder:
701         case sTagLanguageCode:
702         case sTagKeywords:
703         case sTagChannelMode:
704         case sUser+12:
705                 return resIsString;
706         case sTagTrackGain:
707         case sTagTrackPeak:
708         case sTagAlbumGain:
709         case sTagAlbumPeak:
710         case sTagReferenceLevel:
711         case sTagBeatsPerMinute:
712         case sTagImage:
713         case sTagPreviewImage:
714         case sTagAttachment:
715                 return resIsPyObject;
716         case sTagTrackNumber:
717                 tag = GST_TAG_TRACK_NUMBER;
718                 break;
719         case sTagTrackCount:
720                 tag = GST_TAG_TRACK_COUNT;
721                 break;
722         case sTagAlbumVolumeNumber:
723                 tag = GST_TAG_ALBUM_VOLUME_NUMBER;
724                 break;
725         case sTagAlbumVolumeCount:
726                 tag = GST_TAG_ALBUM_VOLUME_COUNT;
727                 break;
728         case sTagBitrate:
729                 tag = GST_TAG_BITRATE;
730                 break;
731         case sTagNominalBitrate:
732                 tag = GST_TAG_NOMINAL_BITRATE;
733                 break;
734         case sTagMinimumBitrate:
735                 tag = GST_TAG_MINIMUM_BITRATE;
736                 break;
737         case sTagMaximumBitrate:
738                 tag = GST_TAG_MAXIMUM_BITRATE;
739                 break;
740         case sTagSerial:
741                 tag = GST_TAG_SERIAL;
742                 break;
743         case sTagEncoderVersion:
744                 tag = GST_TAG_ENCODER_VERSION;
745                 break;
746         case sTagCRC:
747                 tag = "has-crc";
748                 break;
749         default:
750                 return resNA;
751         }
752
753         if (!m_stream_tags || !tag)
754                 return 0;
755         
756         guint value;
757         if (gst_tag_list_get_uint(m_stream_tags, tag, &value))
758                 return (int) value;
759
760         return 0;
761 }
762
763 std::string eServiceMP3::getInfoString(int w)
764 {
765         if ( !m_stream_tags && w < sUser && w > 26 )
766                 return "";
767         const gchar *tag = 0;
768         switch (w)
769         {
770         case sTagTitle:
771                 tag = GST_TAG_TITLE;
772                 break;
773         case sTagArtist:
774                 tag = GST_TAG_ARTIST;
775                 break;
776         case sTagAlbum:
777                 tag = GST_TAG_ALBUM;
778                 break;
779         case sTagTitleSortname:
780                 tag = GST_TAG_TITLE_SORTNAME;
781                 break;
782         case sTagArtistSortname:
783                 tag = GST_TAG_ARTIST_SORTNAME;
784                 break;
785         case sTagAlbumSortname:
786                 tag = GST_TAG_ALBUM_SORTNAME;
787                 break;
788         case sTagDate:
789                 GDate *date;
790                 if (gst_tag_list_get_date(m_stream_tags, GST_TAG_DATE, &date))
791                 {
792                         gchar res[5];
793                         g_date_strftime (res, sizeof(res), "%Y-%M-%D", date); 
794                         return (std::string)res;
795                 }
796                 break;
797         case sTagComposer:
798                 tag = GST_TAG_COMPOSER;
799                 break;
800         case sTagGenre:
801                 tag = GST_TAG_GENRE;
802                 break;
803         case sTagComment:
804                 tag = GST_TAG_COMMENT;
805                 break;
806         case sTagExtendedComment:
807                 tag = GST_TAG_EXTENDED_COMMENT;
808                 break;
809         case sTagLocation:
810                 tag = GST_TAG_LOCATION;
811                 break;
812         case sTagHomepage:
813                 tag = GST_TAG_HOMEPAGE;
814                 break;
815         case sTagDescription:
816                 tag = GST_TAG_DESCRIPTION;
817                 break;
818         case sTagVersion:
819                 tag = GST_TAG_VERSION;
820                 break;
821         case sTagISRC:
822                 tag = GST_TAG_ISRC;
823                 break;
824         case sTagOrganization:
825                 tag = GST_TAG_ORGANIZATION;
826                 break;
827         case sTagCopyright:
828                 tag = GST_TAG_COPYRIGHT;
829                 break;
830         case sTagCopyrightURI:
831                 tag = GST_TAG_COPYRIGHT_URI;
832                 break;
833         case sTagContact:
834                 tag = GST_TAG_CONTACT;
835                 break;
836         case sTagLicense:
837                 tag = GST_TAG_LICENSE;
838                 break;
839         case sTagLicenseURI:
840                 tag = GST_TAG_LICENSE_URI;
841                 break;
842         case sTagCodec:
843                 tag = GST_TAG_CODEC;
844                 break;
845         case sTagAudioCodec:
846                 tag = GST_TAG_AUDIO_CODEC;
847                 break;
848         case sTagVideoCodec:
849                 tag = GST_TAG_VIDEO_CODEC;
850                 break;
851         case sTagEncoder:
852                 tag = GST_TAG_ENCODER;
853                 break;
854         case sTagLanguageCode:
855                 tag = GST_TAG_LANGUAGE_CODE;
856                 break;
857         case sTagKeywords:
858                 tag = GST_TAG_KEYWORDS;
859                 break;
860         case sTagChannelMode:
861                 tag = "channel-mode";
862                 break;
863         case sUser+12:
864                 return m_error_message;
865         default:
866                 return "";
867         }
868         if ( !tag )
869                 return "";
870         gchar *value;
871         if (gst_tag_list_get_string(m_stream_tags, tag, &value))
872         {
873                 std::string res = value;
874                 g_free(value);
875                 return res;
876         }
877         return "";
878 }
879
880 PyObject *eServiceMP3::getInfoObject(int w)
881 {
882         const gchar *tag = 0;
883         bool isBuffer = false;
884         switch (w)
885         {
886                 case sTagTrackGain:
887                         tag = GST_TAG_TRACK_GAIN;
888                         break;
889                 case sTagTrackPeak:
890                         tag = GST_TAG_TRACK_PEAK;
891                         break;
892                 case sTagAlbumGain:
893                         tag = GST_TAG_ALBUM_GAIN;
894                         break;
895                 case sTagAlbumPeak:
896                         tag = GST_TAG_ALBUM_PEAK;
897                         break;
898                 case sTagReferenceLevel:
899                         tag = GST_TAG_REFERENCE_LEVEL;
900                         break;
901                 case sTagBeatsPerMinute:
902                         tag = GST_TAG_BEATS_PER_MINUTE;
903                         break;
904                 case sTagImage:
905                         tag = GST_TAG_IMAGE;
906                         isBuffer = true;
907                         break;
908                 case sTagPreviewImage:
909                         tag = GST_TAG_PREVIEW_IMAGE;
910                         isBuffer = true;
911                         break;
912                 case sTagAttachment:
913                         tag = GST_TAG_ATTACHMENT;
914                         isBuffer = true;
915                         break;
916                 default:
917                         break;
918         }
919
920         if ( isBuffer )
921         {
922                 const GValue *gv_buffer = gst_tag_list_get_value_index(m_stream_tags, tag, 0);
923                 if ( gv_buffer )
924                 {
925                         GstBuffer *buffer;
926                         buffer = gst_value_get_buffer (gv_buffer);
927                         return PyBuffer_FromMemory(GST_BUFFER_DATA(buffer), GST_BUFFER_SIZE(buffer));
928                 }
929         }
930         else
931         {
932                 gdouble value = 0.0;
933                 gst_tag_list_get_double(m_stream_tags, tag, &value);
934                 return PyFloat_FromDouble(value);
935         }
936
937         return 0;
938 }
939
940 RESULT eServiceMP3::audioChannel(ePtr<iAudioChannelSelection> &ptr)
941 {
942         ptr = this;
943         return 0;
944 }
945
946 RESULT eServiceMP3::audioTracks(ePtr<iAudioTrackSelection> &ptr)
947 {
948         ptr = this;
949         return 0;
950 }
951
952 RESULT eServiceMP3::subtitle(ePtr<iSubtitleOutput> &ptr)
953 {
954         ptr = this;
955         return 0;
956 }
957
958 int eServiceMP3::getNumberOfTracks()
959 {
960         return m_audioStreams.size();
961 }
962
963 int eServiceMP3::getCurrentTrack()
964 {
965         if (m_currentAudioStream == -1)
966                 g_object_get (G_OBJECT (m_gst_playbin), "current-audio", &m_currentAudioStream, NULL);
967         return m_currentAudioStream;
968 }
969
970 RESULT eServiceMP3::selectTrack(unsigned int i)
971 {
972         pts_t ppos;
973         getPlayPosition(ppos);
974         ppos -= 90000;
975         if (ppos < 0)
976                 ppos = 0;
977
978         int ret = selectAudioStream(i);
979         if (!ret) {
980                 /* flush */
981                 seekTo(ppos);
982         }
983
984         return ret;
985 }
986
987 int eServiceMP3::selectAudioStream(int i)
988 {
989         int current_audio;
990         g_object_set (G_OBJECT (m_gst_playbin), "current-audio", i, NULL);
991         g_object_get (G_OBJECT (m_gst_playbin), "current-audio", &current_audio, NULL);
992         if ( current_audio == i )
993         {
994                 eDebug ("eServiceMP3::switched to audio stream %i", current_audio);
995                 m_currentAudioStream = i;
996                 return 0;
997         }
998         return -1;
999 }
1000
1001 int eServiceMP3::getCurrentChannel()
1002 {
1003         return STEREO;
1004 }
1005
1006 RESULT eServiceMP3::selectChannel(int i)
1007 {
1008         eDebug("eServiceMP3::selectChannel(%i)",i);
1009         return 0;
1010 }
1011
1012 RESULT eServiceMP3::getTrackInfo(struct iAudioTrackInfo &info, unsigned int i)
1013 {
1014         if (i >= m_audioStreams.size())
1015                 return -2;
1016                 info.m_description = m_audioStreams[i].codec;
1017 /*      if (m_audioStreams[i].type == atMPEG)
1018                 info.m_description = "MPEG";
1019         else if (m_audioStreams[i].type == atMP3)
1020                 info.m_description = "MP3";
1021         else if (m_audioStreams[i].type == atAC3)
1022                 info.m_description = "AC3";
1023         else if (m_audioStreams[i].type == atAAC)
1024                 info.m_description = "AAC";
1025         else if (m_audioStreams[i].type == atDTS)
1026                 info.m_description = "DTS";
1027         else if (m_audioStreams[i].type == atPCM)
1028                 info.m_description = "PCM";
1029         else if (m_audioStreams[i].type == atOGG)
1030                 info.m_description = "OGG";
1031         else if (m_audioStreams[i].type == atFLAC)
1032                 info.m_description = "FLAC";
1033         else
1034                 info.m_description = "???";*/
1035         if (info.m_language.empty())
1036                 info.m_language = m_audioStreams[i].language_code;
1037         return 0;
1038 }
1039
1040 void eServiceMP3::gstBusCall(GstBus *bus, GstMessage *msg)
1041 {
1042         if (!msg)
1043                 return;
1044         gchar *sourceName;
1045         GstObject *source;
1046
1047         source = GST_MESSAGE_SRC(msg);
1048         sourceName = gst_object_get_name(source);
1049 #if 0
1050         if (gst_message_get_structure(msg))
1051         {
1052                 gchar *string = gst_structure_to_string(gst_message_get_structure(msg));
1053                 eDebug("eServiceMP3::gst_message from %s: %s", sourceName, string);
1054                 g_free(string);
1055         }
1056         else
1057                 eDebug("eServiceMP3::gst_message from %s: %s (without structure)", sourceName, GST_MESSAGE_TYPE_NAME(msg));
1058 #endif
1059         switch (GST_MESSAGE_TYPE (msg))
1060         {
1061                 case GST_MESSAGE_EOS:
1062                         m_event((iPlayableService*)this, evEOF);
1063                         break;
1064                 case GST_MESSAGE_STATE_CHANGED:
1065                 {
1066                         if(GST_MESSAGE_SRC(msg) != GST_OBJECT(m_gst_playbin))
1067                                 break;
1068
1069                         GstState old_state, new_state;
1070                         gst_message_parse_state_changed(msg, &old_state, &new_state, NULL);
1071                 
1072                         if(old_state == new_state)
1073                                 break;
1074         
1075                         eDebug("eServiceMP3::state transition %s -> %s", gst_element_state_get_name(old_state), gst_element_state_get_name(new_state));
1076         
1077                         GstStateChange transition = (GstStateChange)GST_STATE_TRANSITION(old_state, new_state);
1078         
1079                         switch(transition)
1080                         {
1081                                 case GST_STATE_CHANGE_NULL_TO_READY:
1082                                 {
1083                                 }       break;
1084                                 case GST_STATE_CHANGE_READY_TO_PAUSED:
1085                                 {
1086                                         GstElement *sink;
1087                                         g_object_get (G_OBJECT (m_gst_playbin), "text-sink", &sink, NULL);
1088                                         if (sink)
1089                                         {
1090                                                 g_object_set (G_OBJECT (sink), "max-buffers", 2, NULL);
1091                                                 g_object_set (G_OBJECT (sink), "sync", FALSE, NULL);
1092                                                 g_object_set (G_OBJECT (sink), "async", FALSE, NULL);
1093                                                 g_object_set (G_OBJECT (sink), "emit-signals", TRUE, NULL);
1094                                                 gst_object_unref(sink);
1095                                         }
1096                                 }       break;
1097                                 case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
1098                                 {
1099                                 }       break;
1100                                 case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
1101                                 {
1102                                 }       break;
1103                                 case GST_STATE_CHANGE_PAUSED_TO_READY:
1104                                 {
1105                                 }       break;
1106                                 case GST_STATE_CHANGE_READY_TO_NULL:
1107                                 {
1108                                 }       break;
1109                         }
1110                         break;
1111                 }
1112                 case GST_MESSAGE_ERROR:
1113                 {
1114                         gchar *debug;
1115                         GError *err;
1116                         gst_message_parse_error (msg, &err, &debug);
1117                         g_free (debug);
1118                         eWarning("Gstreamer error: %s (%i) from %s", err->message, err->code, sourceName );
1119                         if ( err->domain == GST_STREAM_ERROR )
1120                         {
1121                                 if ( err->code == GST_STREAM_ERROR_CODEC_NOT_FOUND )
1122                                 {
1123                                         if ( g_strrstr(sourceName, "videosink") )
1124                                                 m_event((iPlayableService*)this, evUser+11);
1125                                         else if ( g_strrstr(sourceName, "audiosink") )
1126                                                 m_event((iPlayableService*)this, evUser+10);
1127                                 }
1128                         }
1129                         g_error_free(err);
1130                         break;
1131                 }
1132                 case GST_MESSAGE_INFO:
1133                 {
1134                         gchar *debug;
1135                         GError *inf;
1136         
1137                         gst_message_parse_info (msg, &inf, &debug);
1138                         g_free (debug);
1139                         if ( inf->domain == GST_STREAM_ERROR && inf->code == GST_STREAM_ERROR_DECODE )
1140                         {
1141                                 if ( g_strrstr(sourceName, "videosink") )
1142                                         m_event((iPlayableService*)this, evUser+14);
1143                         }
1144                         g_error_free(inf);
1145                         break;
1146                 }
1147                 case GST_MESSAGE_TAG:
1148                 {
1149                         GstTagList *tags, *result;
1150                         gst_message_parse_tag(msg, &tags);
1151         
1152                         result = gst_tag_list_merge(m_stream_tags, tags, GST_TAG_MERGE_REPLACE);
1153                         if (result)
1154                         {
1155                                 if (m_stream_tags)
1156                                         gst_tag_list_free(m_stream_tags);
1157                                 m_stream_tags = result;
1158                         }
1159         
1160                         const GValue *gv_image = gst_tag_list_get_value_index(tags, GST_TAG_IMAGE, 0);
1161                         if ( gv_image )
1162                         {
1163                                 GstBuffer *buf_image;
1164                                 buf_image = gst_value_get_buffer (gv_image);
1165                                 int fd = open("/tmp/.id3coverart", O_CREAT|O_WRONLY|O_TRUNC, 0644);
1166                                 int ret = write(fd, GST_BUFFER_DATA(buf_image), GST_BUFFER_SIZE(buf_image));
1167                                 close(fd);
1168                                 eDebug("eServiceMP3::/tmp/.id3coverart %d bytes written ", ret);
1169                                 m_event((iPlayableService*)this, evUser+13);
1170                         }
1171                         gst_tag_list_free(tags);
1172                         m_event((iPlayableService*)this, evUpdatedInfo);
1173                         break;
1174                 }
1175                 case GST_MESSAGE_ASYNC_DONE:
1176                 {
1177                         if(GST_MESSAGE_SRC(msg) != GST_OBJECT(m_gst_playbin))
1178                                 break;
1179
1180                         GstTagList *tags;
1181                         gint i, active_idx, n_video = 0, n_audio = 0, n_text = 0;
1182
1183                         g_object_get (m_gst_playbin, "n-video", &n_video, NULL);
1184                         g_object_get (m_gst_playbin, "n-audio", &n_audio, NULL);
1185                         g_object_get (m_gst_playbin, "n-text", &n_text, NULL);
1186
1187                         eDebug("eServiceMP3::async-done - %d video, %d audio, %d subtitle", n_video, n_audio, n_text);
1188
1189                         if ( n_video + n_audio <= 0 )
1190                                 stop();
1191
1192                         active_idx = 0;
1193
1194                         m_audioStreams.clear();
1195                         m_subtitleStreams.clear();
1196
1197                         for (i = 0; i < n_audio; i++)
1198                         {
1199                                 audioStream audio;
1200                                 gchar *g_codec, *g_lang;
1201                                 GstPad* pad = 0;
1202                                 g_signal_emit_by_name (m_gst_playbin, "get-audio-pad", i, &pad);
1203                                 GstCaps* caps = gst_pad_get_negotiated_caps(pad);
1204                                 if (!caps)
1205                                         continue;
1206                                 GstStructure* str = gst_caps_get_structure(caps, 0);
1207                                 const gchar *g_type = gst_structure_get_name(str);
1208                                 eDebug("AUDIO STRUCT=%s", g_type);
1209                                 audio.type = gstCheckAudioPad(str);
1210                                 g_codec = g_strdup(g_type);
1211                                 g_lang = g_strdup_printf ("und");
1212                                 g_signal_emit_by_name (m_gst_playbin, "get-audio-tags", i, &tags);
1213                                 if ( tags && gst_is_tag_list(tags) )
1214                                 {
1215                                         gst_tag_list_get_string(tags, GST_TAG_AUDIO_CODEC, &g_codec);
1216                                         gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &g_lang);
1217                                         gst_tag_list_free(tags);
1218                                 }
1219                                 audio.language_code = std::string(g_lang);
1220                                 audio.codec = std::string(g_codec);
1221                                 eDebug("eServiceMP3::audio stream=%i codec=%s language=%s", i, g_codec, g_lang);
1222                                 m_audioStreams.push_back(audio);
1223                                 g_free (g_lang);
1224                                 g_free (g_codec);
1225                                 gst_caps_unref(caps);
1226                         }
1227
1228                         for (i = 0; i < n_text; i++)
1229                         {       
1230                                 gchar *g_lang;
1231 //                              gchar *g_type;
1232 //                              GstPad* pad = 0;
1233 //                              g_signal_emit_by_name (m_gst_playbin, "get-text-pad", i, &pad);
1234 //                              GstCaps* caps = gst_pad_get_negotiated_caps(pad);
1235 //                              GstStructure* str = gst_caps_get_structure(caps, 0);
1236 //                              g_type = gst_structure_get_name(str);
1237 //                              g_signal_emit_by_name (m_gst_playbin, "get-text-tags", i, &tags);
1238                                 subtitleStream subs;
1239                                 subs.type = stPlainText;
1240                                 g_lang = g_strdup_printf ("und");
1241                                 if ( tags && gst_is_tag_list(tags) )
1242                                         gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &g_lang);
1243                                 subs.language_code = std::string(g_lang);
1244                                 eDebug("eServiceMP3::subtitle stream=%i language=%s"/* type=%s*/, i, g_lang/*, g_type*/);
1245                                 m_subtitleStreams.push_back(subs);
1246                                 g_free (g_lang);
1247 //                              g_free (g_type);
1248                         }
1249                         m_event((iPlayableService*)this, evUpdatedEventInfo);
1250                 }
1251                 case GST_MESSAGE_ELEMENT:
1252                 {
1253                         if ( gst_is_missing_plugin_message(msg) )
1254                         {
1255                                 gchar *description = gst_missing_plugin_message_get_description(msg);
1256                                 if ( description )
1257                                 {
1258                                         m_error_message = "GStreamer plugin " + (std::string)description + " not available!\n";
1259                                         g_free(description);
1260                                         m_event((iPlayableService*)this, evUser+12);
1261                                 }
1262                         }
1263                         else if (const GstStructure *msgstruct = gst_message_get_structure(msg))
1264                         {
1265                                 const gchar *eventname = gst_structure_get_name(msgstruct);
1266                                 if ( eventname )
1267                                 {
1268                                         if (!strcmp(eventname, "eventSizeChanged") || !strcmp(eventname, "eventSizeAvail"))
1269                                         {
1270                                                 gst_structure_get_int (msgstruct, "aspect_ratio", &m_aspect);
1271                                                 gst_structure_get_int (msgstruct, "width", &m_width);
1272                                                 gst_structure_get_int (msgstruct, "height", &m_height);
1273                                                 if (strstr(eventname, "Changed"))
1274                                                         m_event((iPlayableService*)this, evVideoSizeChanged);
1275                                         }
1276                                         else if (!strcmp(eventname, "eventFrameRateChanged") || !strcmp(eventname, "eventFrameRateAvail"))
1277                                         {
1278                                                 gst_structure_get_int (msgstruct, "frame_rate", &m_framerate);
1279                                                 if (strstr(eventname, "Changed"))
1280                                                         m_event((iPlayableService*)this, evVideoFramerateChanged);
1281                                         }
1282                                         else if (!strcmp(eventname, "eventProgressiveChanged") || !strcmp(eventname, "eventProgressiveAvail"))
1283                                         {
1284                                                 gst_structure_get_int (msgstruct, "progressive", &m_progressive);
1285                                                 if (strstr(eventname, "Changed"))
1286                                                         m_event((iPlayableService*)this, evVideoProgressiveChanged);
1287                                         }
1288                                 }
1289                         }
1290                         break;
1291                 }
1292                 case GST_MESSAGE_BUFFERING:
1293                 {
1294                         GstBufferingMode mode;
1295                         gst_message_parse_buffering(msg, &(m_bufferInfo.bufferPercent));
1296                         gst_message_parse_buffering_stats(msg, &mode, &(m_bufferInfo.avgInRate), &(m_bufferInfo.avgOutRate), &(m_bufferInfo.bufferingLeft));
1297                         m_event((iPlayableService*)this, evBuffering);
1298                 }
1299                 default:
1300                         break;
1301         }
1302         g_free (sourceName);
1303 }
1304
1305 GstBusSyncReply eServiceMP3::gstBusSyncHandler(GstBus *bus, GstMessage *message, gpointer user_data)
1306 {
1307         eServiceMP3 *_this = (eServiceMP3*)user_data;
1308         _this->m_pump.send(1);
1309                 /* wake */
1310         return GST_BUS_PASS;
1311 }
1312
1313 audiotype_t eServiceMP3::gstCheckAudioPad(GstStructure* structure)
1314 {
1315         if (!structure)
1316                 return atUnknown;
1317
1318         if ( gst_structure_has_name (structure, "audio/mpeg"))
1319         {
1320                 gint mpegversion, layer = -1;
1321                 if (!gst_structure_get_int (structure, "mpegversion", &mpegversion))
1322                         return atUnknown;
1323
1324                 switch (mpegversion) {
1325                         case 1:
1326                                 {
1327                                         gst_structure_get_int (structure, "layer", &layer);
1328                                         if ( layer == 3 )
1329                                                 return atMP3;
1330                                         else
1331                                                 return atMPEG;
1332                                         break;
1333                                 }
1334                         case 2:
1335                                 return atAAC;
1336                         case 4:
1337                                 return atAAC;
1338                         default:
1339                                 return atUnknown;
1340                 }
1341         }
1342
1343         else if ( gst_structure_has_name (structure, "audio/x-ac3") || gst_structure_has_name (structure, "audio/ac3") )
1344                 return atAC3;
1345         else if ( gst_structure_has_name (structure, "audio/x-dts") || gst_structure_has_name (structure, "audio/dts") )
1346                 return atDTS;
1347         else if ( gst_structure_has_name (structure, "audio/x-raw-int") )
1348                 return atPCM;
1349
1350         return atUnknown;
1351 }
1352
1353 void eServiceMP3::gstPoll(const int &msg)
1354 {
1355                 /* ok, we have a serious problem here. gstBusSyncHandler sends 
1356                    us the wakup signal, but likely before it was posted.
1357                    the usleep, an EVIL HACK (DON'T DO THAT!!!) works around this.
1358                    
1359                    I need to understand the API a bit more to make this work 
1360                    proplerly. */
1361         if (msg == 1)
1362         {
1363                 GstBus *bus = gst_pipeline_get_bus (GST_PIPELINE (m_gst_playbin));
1364                 GstMessage *message;
1365                 usleep(1);
1366                 while ((message = gst_bus_pop (bus)))
1367                 {
1368                         gstBusCall(bus, message);
1369                         gst_message_unref (message);
1370                 }
1371         }
1372         else
1373                 pullSubtitle();
1374 }
1375
1376 eAutoInitPtr<eServiceFactoryMP3> init_eServiceFactoryMP3(eAutoInitNumbers::service+1, "eServiceFactoryMP3");
1377
1378 void eServiceMP3::gstCBsubtitleAvail(GstElement *appsink, gpointer user_data)
1379 {
1380         eServiceMP3 *_this = (eServiceMP3*)user_data;
1381         eSingleLocker l(_this->m_subs_to_pull_lock);
1382         ++_this->m_subs_to_pull;
1383         _this->m_pump.send(2);
1384 }
1385
1386 void eServiceMP3::pullSubtitle()
1387 {
1388         GstElement *sink;
1389         g_object_get (G_OBJECT (m_gst_playbin), "text-sink", &sink, NULL);
1390         if (sink)
1391         {
1392                 while (m_subs_to_pull && m_subtitle_pages.size() < 2)
1393                 {
1394                         GstBuffer *buffer;
1395                         {
1396                                 eSingleLocker l(m_subs_to_pull_lock);
1397                                 --m_subs_to_pull;
1398                                 g_signal_emit_by_name (sink, "pull-buffer", &buffer);
1399                         }
1400                         if (buffer)
1401                         {
1402                                 gint64 buf_pos = GST_BUFFER_TIMESTAMP(buffer);
1403                                 gint64 duration_ns = GST_BUFFER_DURATION(buffer);
1404                                 size_t len = GST_BUFFER_SIZE(buffer);
1405                                 unsigned char line[len+1];
1406                                 memcpy(line, GST_BUFFER_DATA(buffer), len);
1407                                 line[len] = 0;
1408                                 eDebug("got new subtitle @ buf_pos = %lld ns (in pts=%lld): '%s' ", buf_pos, buf_pos/11111, line);
1409                                 ePangoSubtitlePage page;
1410                                 gRGB rgbcol(0xD0,0xD0,0xD0);
1411                                 page.m_elements.push_back(ePangoSubtitlePageElement(rgbcol, (const char*)line));
1412                                 page.show_pts = buf_pos / 11111L;
1413                                 page.m_timeout = duration_ns / 1000000;
1414                                 m_subtitle_pages.push_back(page);
1415                                 pushSubtitles();
1416                                 gst_buffer_unref(buffer);
1417                         }
1418                 }
1419                 gst_object_unref(sink);
1420         }
1421         else
1422                 eDebug("no subtitle sink!");
1423 }
1424
1425 void eServiceMP3::pushSubtitles()
1426 {
1427         ePangoSubtitlePage page;
1428         pts_t running_pts;
1429         while ( !m_subtitle_pages.empty() )
1430         {
1431                 getPlayPosition(running_pts);
1432                 page = m_subtitle_pages.front();
1433                 gint64 diff_ms = ( page.show_pts - running_pts ) / 90;
1434                 eDebug("eServiceMP3::pushSubtitles show_pts = %lld  running_pts = %lld  diff = %lld", page.show_pts, running_pts, diff_ms);
1435                 if (diff_ms < -100)
1436                 {
1437                         GstFormat fmt = GST_FORMAT_TIME;
1438                         gint64 now;
1439                         if (gst_element_query_position(m_gst_playbin, &fmt, &now) != -1)
1440                         {
1441                                 now /= 11111;
1442                                 diff_ms = abs((now - running_pts) / 90);
1443                                 eDebug("diff < -100ms check decoder/pipeline diff: decoder: %lld, pipeline: %lld, diff: %lld", running_pts, now, diff_ms);
1444                                 if (diff_ms > 100000)
1445                                 {
1446                                         eDebug("high decoder/pipeline difference.. assume decoder has now started yet.. check again in 1sec");
1447                                         m_subtitle_sync_timer->start(1000, true);
1448                                         break;
1449                                 }
1450                         }
1451                         else
1452                                 eDebug("query position for decoder/pipeline check failed!");
1453                         eDebug("subtitle to late... drop");
1454                         m_subtitle_pages.pop_front();
1455                 }
1456                 else if ( diff_ms > 20 )
1457                 {
1458 //                      eDebug("start recheck timer");
1459                         m_subtitle_sync_timer->start(diff_ms > 1000 ? 1000 : diff_ms, true);
1460                         break;
1461                 }
1462                 else // immediate show
1463                 {
1464                         if (m_subtitle_widget)
1465                                 m_subtitle_widget->setPage(page);
1466                         m_subtitle_pages.pop_front();
1467                 }
1468         }
1469         if (m_subtitle_pages.empty())
1470                 pullSubtitle();
1471 }
1472
1473 RESULT eServiceMP3::enableSubtitles(eWidget *parent, ePyObject tuple)
1474 {
1475         ePyObject entry;
1476         int tuplesize = PyTuple_Size(tuple);
1477         int pid, type;
1478         gint text_pid = 0;
1479
1480         if (!PyTuple_Check(tuple))
1481                 goto error_out;
1482         if (tuplesize < 1)
1483                 goto error_out;
1484         entry = PyTuple_GET_ITEM(tuple, 1);
1485         if (!PyInt_Check(entry))
1486                 goto error_out;
1487         pid = PyInt_AsLong(entry);
1488         entry = PyTuple_GET_ITEM(tuple, 2);
1489         if (!PyInt_Check(entry))
1490                 goto error_out;
1491         type = PyInt_AsLong(entry);
1492
1493         if (m_currentSubtitleStream != pid)
1494         {
1495                 eSingleLocker l(m_subs_to_pull_lock);
1496                 g_object_set (G_OBJECT (m_gst_playbin), "current-text", pid, NULL);
1497                 m_currentSubtitleStream = pid;
1498                 m_subs_to_pull = 0;
1499                 m_subtitle_pages.clear();
1500         }
1501
1502         m_subtitle_widget = 0;
1503         m_subtitle_widget = new eSubtitleWidget(parent);
1504         m_subtitle_widget->resize(parent->size()); /* full size */
1505
1506         g_object_get (G_OBJECT (m_gst_playbin), "current-text", &text_pid, NULL);
1507
1508         eDebug ("eServiceMP3::switched to subtitle stream %i", text_pid);
1509
1510         return 0;
1511
1512 error_out:
1513         eDebug("eServiceMP3::enableSubtitles needs a tuple as 2nd argument!\n"
1514                 "for gst subtitles (2, subtitle_stream_count, subtitle_type)");
1515         return -1;
1516 }
1517
1518 RESULT eServiceMP3::disableSubtitles(eWidget *parent)
1519 {
1520         eDebug("eServiceMP3::disableSubtitles");
1521         m_subtitle_pages.clear();
1522         delete m_subtitle_widget;
1523         m_subtitle_widget = 0;
1524         return 0;
1525 }
1526
1527 PyObject *eServiceMP3::getCachedSubtitle()
1528 {
1529 //      eDebug("eServiceMP3::getCachedSubtitle");
1530         Py_RETURN_NONE;
1531 }
1532
1533 PyObject *eServiceMP3::getSubtitleList()
1534 {
1535         eDebug("eServiceMP3::getSubtitleList");
1536
1537         ePyObject l = PyList_New(0);
1538         int stream_count[sizeof(subtype_t)];
1539         for ( unsigned int i = 0; i < sizeof(subtype_t); i++ )
1540                 stream_count[i] = 0;
1541
1542         for (std::vector<subtitleStream>::iterator IterSubtitleStream(m_subtitleStreams.begin()); IterSubtitleStream != m_subtitleStreams.end(); ++IterSubtitleStream)
1543         {
1544                 subtype_t type = IterSubtitleStream->type;
1545                 ePyObject tuple = PyTuple_New(5);
1546                 PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(2));
1547                 PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(stream_count[type]));
1548                 PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(int(type)));
1549                 PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(0));
1550                 PyTuple_SET_ITEM(tuple, 4, PyString_FromString((IterSubtitleStream->language_code).c_str()));
1551                 PyList_Append(l, tuple);
1552                 Py_DECREF(tuple);
1553                 stream_count[type]++;
1554         }
1555         return l;
1556 }
1557
1558 RESULT eServiceMP3::streamed(ePtr<iStreamedService> &ptr)
1559 {
1560         ptr = this;
1561         return 0;
1562 }
1563
1564 PyObject *eServiceMP3::getBufferCharge()
1565 {
1566         ePyObject tuple = PyTuple_New(5);
1567         PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(m_bufferInfo.bufferPercent));
1568         PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(m_bufferInfo.avgInRate));
1569         PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(m_bufferInfo.avgOutRate));
1570         PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(m_bufferInfo.bufferingLeft));
1571         PyTuple_SET_ITEM(tuple, 4, PyInt_FromLong(m_buffer_size));
1572         return tuple;
1573 }
1574
1575 int eServiceMP3::setBufferSize(int size)
1576 {
1577         m_buffer_size = size;
1578         g_object_set (G_OBJECT (m_gst_playbin), "buffer-size", m_buffer_size, NULL);
1579         return 0;
1580 }
1581
1582
1583 #else
1584 #warning gstreamer not available, not building media player
1585 #endif