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>
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>
15 #include <gst/pbutils/missing-plugins.h>
18 #include <lib/gui/esubtitle.h>
22 eServiceFactoryMP3::eServiceFactoryMP3()
24 ePtr<eServiceCenter> sc;
26 eServiceCenter::getPrivInstance(sc);
29 std::list<std::string> extensions;
30 extensions.push_back("mp3");
31 extensions.push_back("ogg");
32 extensions.push_back("mpg");
33 extensions.push_back("vob");
34 extensions.push_back("wav");
35 extensions.push_back("wave");
36 extensions.push_back("mkv");
37 extensions.push_back("avi");
38 extensions.push_back("dat");
39 extensions.push_back("flac");
40 extensions.push_back("mp4");
41 sc->addServiceFactory(eServiceFactoryMP3::id, this, extensions);
44 m_service_info = new eStaticServiceMP3Info();
47 eServiceFactoryMP3::~eServiceFactoryMP3()
49 ePtr<eServiceCenter> sc;
51 eServiceCenter::getPrivInstance(sc);
53 sc->removeServiceFactory(eServiceFactoryMP3::id);
56 DEFINE_REF(eServiceFactoryMP3)
59 RESULT eServiceFactoryMP3::play(const eServiceReference &ref, ePtr<iPlayableService> &ptr)
62 ptr = new eServiceMP3(ref.path.c_str());
66 RESULT eServiceFactoryMP3::record(const eServiceReference &ref, ePtr<iRecordableService> &ptr)
72 RESULT eServiceFactoryMP3::list(const eServiceReference &, ePtr<iListableService> &ptr)
78 RESULT eServiceFactoryMP3::info(const eServiceReference &ref, ePtr<iStaticServiceInformation> &ptr)
84 class eMP3ServiceOfflineOperations: public iServiceOfflineOperations
86 DECLARE_REF(eMP3ServiceOfflineOperations);
87 eServiceReference m_ref;
89 eMP3ServiceOfflineOperations(const eServiceReference &ref);
91 RESULT deleteFromDisk(int simulate);
92 RESULT getListOfFilenames(std::list<std::string> &);
95 DEFINE_REF(eMP3ServiceOfflineOperations);
97 eMP3ServiceOfflineOperations::eMP3ServiceOfflineOperations(const eServiceReference &ref): m_ref((const eServiceReference&)ref)
101 RESULT eMP3ServiceOfflineOperations::deleteFromDisk(int simulate)
107 std::list<std::string> res;
108 if (getListOfFilenames(res))
111 eBackgroundFileEraser *eraser = eBackgroundFileEraser::getInstance();
113 eDebug("FATAL !! can't get background file eraser");
115 for (std::list<std::string>::iterator i(res.begin()); i != res.end(); ++i)
117 eDebug("Removing %s...", i->c_str());
119 eraser->erase(i->c_str());
121 ::unlink(i->c_str());
128 RESULT eMP3ServiceOfflineOperations::getListOfFilenames(std::list<std::string> &res)
131 res.push_back(m_ref.path);
136 RESULT eServiceFactoryMP3::offlineOperations(const eServiceReference &ref, ePtr<iServiceOfflineOperations> &ptr)
138 ptr = new eMP3ServiceOfflineOperations(ref);
142 // eStaticServiceMP3Info
145 // eStaticServiceMP3Info is seperated from eServiceMP3 to give information
146 // about unopened files.
148 // probably eServiceMP3 should use this class as well, and eStaticServiceMP3Info
149 // should have a database backend where ID3-files etc. are cached.
150 // this would allow listing the mp3 database based on certain filters.
152 DEFINE_REF(eStaticServiceMP3Info)
154 eStaticServiceMP3Info::eStaticServiceMP3Info()
158 RESULT eStaticServiceMP3Info::getName(const eServiceReference &ref, std::string &name)
160 size_t last = ref.path.rfind('/');
161 if (last != std::string::npos)
162 name = ref.path.substr(last+1);
168 int eStaticServiceMP3Info::getLength(const eServiceReference &ref)
175 eServiceMP3::eServiceMP3(const char *filename): m_filename(filename), m_pump(eApp, 1)
178 m_audioStreams.clear();
179 m_subtitleStreams.clear();
180 m_currentAudioStream = 0;
181 m_currentSubtitleStream = 0;
182 m_subtitle_widget = 0;
183 m_currentTrickRatio = 0;
184 CONNECT(m_seekTimeout.timeout, eServiceMP3::seekTimeoutCB);
185 CONNECT(m_pump.recv_msg, eServiceMP3::gstPoll);
186 GstElement *source = 0;
188 GstElement *decoder = 0, *conv = 0, *flt = 0, *sink = 0; /* for audio */
190 GstElement *audio = 0, *switch_audio = 0, *queue_audio = 0, *video = 0, *queue_video = 0, *videodemux = 0;
193 eDebug("SERVICEMP3 construct!");
195 /* FIXME: currently, decodebin isn't possible for
196 video streams. in that case, make a manual pipeline. */
198 const char *ext = strrchr(filename, '.');
202 sourceStream sourceinfo;
203 if ( (strcasecmp(ext, ".mpeg") && strcasecmp(ext, ".mpg") && strcasecmp(ext, ".vob") && strcasecmp(ext, ".bin") && strcasecmp(ext, ".dat") ) == 0 )
204 sourceinfo.containertype = ctMPEGPS;
205 else if ( strcasecmp(ext, ".ts") == 0 )
206 sourceinfo.containertype = ctMPEGTS;
207 else if ( strcasecmp(ext, ".mkv") == 0 )
208 sourceinfo.containertype = ctMKV;
209 else if ( strcasecmp(ext, ".avi") == 0 )
210 sourceinfo.containertype = ctAVI;
211 else if ( strcasecmp(ext, ".mp4") == 0 )
212 sourceinfo.containertype = ctMP4;
213 else if ( (strncmp(filename, "/autofs/", 8) || strncmp(filename+strlen(filename)-13, "/track-", 7) || strcasecmp(ext, ".wav")) == 0 )
214 sourceinfo.containertype = ctCDA;
215 if ( strcasecmp(ext, ".dat") == 0 )
216 sourceinfo.containertype = ctVCD;
217 if ( (strncmp(filename, "http://", 7)) == 0 )
218 sourceinfo.is_streaming = TRUE;
220 sourceinfo.is_video = ( sourceinfo.containertype && sourceinfo.containertype != ctCDA );
222 eDebug("filename=%s, containertype=%d, is_video=%d, is_streaming=%d", filename, sourceinfo.containertype, sourceinfo.is_video, sourceinfo.is_streaming);
226 m_gst_pipeline = gst_pipeline_new ("mediaplayer");
228 m_error_message = "failed to create GStreamer pipeline!\n";
230 if ( sourceinfo.containertype == ctCDA )
232 source = gst_element_factory_make ("cdiocddasrc", "cda-source");
234 g_object_set (G_OBJECT (source), "device", "/dev/cdroms/cdrom0", NULL);
236 sourceinfo.containertype = ctNone;
238 if ( !sourceinfo.is_streaming && sourceinfo.containertype != ctCDA )
240 source = gst_element_factory_make ("filesrc", "file-source");
242 g_object_set (G_OBJECT (source), "location", filename, NULL);
244 m_error_message = "GStreamer can't open filesrc " + (std::string)filename + "!\n";
246 else if ( sourceinfo.is_streaming )
248 source = gst_element_factory_make ("neonhttpsrc", "http-source");
250 g_object_set (G_OBJECT (source), "automatic-redirect", TRUE, NULL);
252 m_error_message = "GStreamer plugin neonhttpsrc not available!\n";
256 int track = atoi(filename+18);
257 eDebug("play audio CD track #%i",track);
259 g_object_set (G_OBJECT (source), "track", track, NULL);
261 if ( sourceinfo.is_video )
263 /* filesrc -> mpegdemux -> | queue_audio -> dvbaudiosink
264 | queue_video -> dvbvideosink */
266 audio = gst_element_factory_make("dvbaudiosink", "audiosink");
268 m_error_message += "failed to create Gstreamer element dvbaudiosink\n";
270 video = gst_element_factory_make("dvbvideosink", "videosink");
272 m_error_message += "failed to create Gstreamer element dvbvideosink\n";
274 queue_audio = gst_element_factory_make("queue", "queue_audio");
275 queue_video = gst_element_factory_make("queue", "queue_video");
278 switch (sourceinfo.containertype)
281 strcat(demux_type, "flutsdemux");
285 strcat(demux_type, "flupsdemux");
288 strcat(demux_type, "matroskademux");
291 strcat(demux_type, "avidemux");
294 strcat(demux_type, "qtdemux");
299 videodemux = gst_element_factory_make(demux_type, "videodemux");
301 m_error_message = "GStreamer plugin " + (std::string)demux_type + " not available!\n";
303 switch_audio = gst_element_factory_make ("input-selector", "switch_audio");
305 m_error_message = "GStreamer plugin input-selector not available!\n";
307 if (audio && queue_audio && video && queue_video && videodemux && switch_audio)
309 g_object_set (G_OBJECT (queue_audio), "max-size-bytes", 256*1024, NULL);
310 g_object_set (G_OBJECT (queue_audio), "max-size-buffers", 0, NULL);
311 g_object_set (G_OBJECT (queue_audio), "max-size-time", (guint64)0, NULL);
312 g_object_set (G_OBJECT (queue_video), "max-size-buffers", 0, NULL);
313 g_object_set (G_OBJECT (queue_video), "max-size-bytes", 2*1024*1024, NULL);
314 g_object_set (G_OBJECT (queue_video), "max-size-time", (guint64)0, NULL);
315 g_object_set (G_OBJECT (switch_audio), "select-all", TRUE, NULL);
318 } else /* is audio */
321 /* filesrc -> decodebin -> audioconvert -> capsfilter -> alsasink */
322 decoder = gst_element_factory_make ("decodebin", "decoder");
324 m_error_message += "failed to create Gstreamer element decodebin\n";
326 conv = gst_element_factory_make ("audioconvert", "converter");
328 m_error_message += "failed to create Gstreamer element audioconvert\n";
330 flt = gst_element_factory_make ("capsfilter", "flt");
332 m_error_message += "failed to create Gstreamer element capsfilter\n";
334 /* for some reasons, we need to set the sample format to depth/width=16, because auto negotiation doesn't work. */
335 /* endianness, however, is not required to be set anymore. */
338 GstCaps *caps = gst_caps_new_simple("audio/x-raw-int", /* "endianness", G_TYPE_INT, 4321, */ "depth", G_TYPE_INT, 16, "width", G_TYPE_INT, 16, /*"channels", G_TYPE_INT, 2, */NULL);
339 g_object_set (G_OBJECT (flt), "caps", caps, NULL);
340 gst_caps_unref(caps);
343 sink = gst_element_factory_make ("alsasink", "alsa-output");
345 m_error_message += "failed to create Gstreamer element alsasink\n";
347 if (source && decoder && conv && sink)
350 if (m_gst_pipeline && all_ok)
352 gst_bus_set_sync_handler(gst_pipeline_get_bus (GST_PIPELINE (m_gst_pipeline)), gstBusSyncHandler, this);
354 if ( sourceinfo.containertype == ctCDA )
356 queue_audio = gst_element_factory_make("queue", "queue_audio");
357 g_object_set (G_OBJECT (sink), "preroll-queue-len", 80, NULL);
358 gst_bin_add_many (GST_BIN (m_gst_pipeline), source, queue_audio, conv, sink, NULL);
359 gst_element_link_many(source, queue_audio, conv, sink, NULL);
361 else if ( sourceinfo.is_video )
363 char srt_filename[strlen(filename)+1];
364 strncpy(srt_filename,filename,strlen(filename)-3);
365 srt_filename[strlen(filename)-3]='\0';
366 strcat(srt_filename, "srt");
368 if (stat(srt_filename, &buffer) == 0)
370 eDebug("subtitle file found: %s",srt_filename);
371 GstElement *subsource = gst_element_factory_make ("filesrc", "srt_source");
372 g_object_set (G_OBJECT (subsource), "location", srt_filename, NULL);
373 gst_bin_add(GST_BIN (m_gst_pipeline), subsource);
374 GstPad *switchpad = gstCreateSubtitleSink(this, stSRT);
375 gst_pad_link(gst_element_get_pad (subsource, "src"), switchpad);
377 subs.pad = switchpad;
379 subs.language_code = std::string("und");
380 m_subtitleStreams.push_back(subs);
382 gst_bin_add_many(GST_BIN(m_gst_pipeline), source, videodemux, audio, queue_audio, video, queue_video, switch_audio, NULL);
384 if ( sourceinfo.containertype == ctVCD )
386 GstElement *cdxaparse = gst_element_factory_make("cdxaparse", "cdxaparse");
387 gst_bin_add(GST_BIN(m_gst_pipeline), cdxaparse);
388 gst_element_link(source, cdxaparse);
389 gst_element_link(cdxaparse, videodemux);
392 gst_element_link(source, videodemux);
394 gst_element_link(switch_audio, queue_audio);
395 gst_element_link(queue_audio, audio);
396 gst_element_link(queue_video, video);
397 g_signal_connect(videodemux, "pad-added", G_CALLBACK (gstCBpadAdded), this);
401 queue_audio = gst_element_factory_make("queue", "queue_audio");
403 g_signal_connect (decoder, "new-decoded-pad", G_CALLBACK(gstCBnewPad), this);
404 g_signal_connect (decoder, "unknown-type", G_CALLBACK(gstCBunknownType), this);
406 g_object_set (G_OBJECT (sink), "preroll-queue-len", 80, NULL);
408 /* gst_bin will take the 'floating references' */
409 gst_bin_add_many (GST_BIN (m_gst_pipeline),
410 source, queue_audio, decoder, NULL);
412 /* in decodebin's case we can just connect the source with the decodebin, and decodebin will take care about id3demux (or whatever is required) */
413 gst_element_link_many(source, queue_audio, decoder, NULL);
415 /* create audio bin with the audioconverter, the capsfilter and the audiosink */
416 audio = gst_bin_new ("audiobin");
418 GstPad *audiopad = gst_element_get_static_pad (conv, "sink");
419 gst_bin_add_many(GST_BIN(audio), conv, flt, sink, NULL);
420 gst_element_link_many(conv, flt, sink, NULL);
421 gst_element_add_pad(audio, gst_ghost_pad_new ("sink", audiopad));
422 gst_object_unref(audiopad);
423 gst_bin_add (GST_BIN(m_gst_pipeline), audio);
427 m_event((iPlayableService*)this, evUser+12);
430 gst_object_unref(GST_OBJECT(m_gst_pipeline));
432 gst_object_unref(GST_OBJECT(source));
434 gst_object_unref(GST_OBJECT(decoder));
436 gst_object_unref(GST_OBJECT(conv));
438 gst_object_unref(GST_OBJECT(sink));
441 gst_object_unref(GST_OBJECT(audio));
443 gst_object_unref(GST_OBJECT(queue_audio));
445 gst_object_unref(GST_OBJECT(video));
447 gst_object_unref(GST_OBJECT(queue_video));
449 gst_object_unref(GST_OBJECT(videodemux));
451 gst_object_unref(GST_OBJECT(switch_audio));
453 eDebug("sorry, can't play: %s",m_error_message.c_str());
457 gst_element_set_state (m_gst_pipeline, GST_STATE_PLAYING);
460 eServiceMP3::~eServiceMP3()
462 delete m_subtitle_widget;
463 if (m_state == stRunning)
467 gst_tag_list_free(m_stream_tags);
471 gst_object_unref (GST_OBJECT (m_gst_pipeline));
472 eDebug("SERVICEMP3 destruct!");
476 DEFINE_REF(eServiceMP3);
478 RESULT eServiceMP3::connectEvent(const Slot2<void,iPlayableService*,int> &event, ePtr<eConnection> &connection)
480 connection = new eConnection((iPlayableService*)this, m_event.connect(event));
484 RESULT eServiceMP3::start()
486 assert(m_state == stIdle);
491 eDebug("starting pipeline");
492 gst_element_set_state (m_gst_pipeline, GST_STATE_PLAYING);
494 m_event(this, evStart);
498 RESULT eServiceMP3::stop()
500 assert(m_state != stIdle);
501 if (m_state == stStopped)
503 eDebug("MP3: %s stop\n", m_filename.c_str());
504 gst_element_set_state(m_gst_pipeline, GST_STATE_NULL);
509 RESULT eServiceMP3::setTarget(int target)
514 RESULT eServiceMP3::pause(ePtr<iPauseableService> &ptr)
520 RESULT eServiceMP3::setSlowMotion(int ratio)
522 /* we can't do slomo yet */
526 RESULT eServiceMP3::setFastForward(int ratio)
528 m_currentTrickRatio = ratio;
530 m_seekTimeout.start(1000, 0);
532 m_seekTimeout.stop();
536 void eServiceMP3::seekTimeoutCB()
539 getPlayPosition(ppos);
541 ppos += 90000*m_currentTrickRatio;
546 m_seekTimeout.stop();
552 m_seekTimeout.stop();
559 RESULT eServiceMP3::pause()
563 GstStateChangeReturn res = gst_element_set_state(m_gst_pipeline, GST_STATE_PAUSED);
564 if (res == GST_STATE_CHANGE_ASYNC)
567 getPlayPosition(ppos);
573 RESULT eServiceMP3::unpause()
578 GstStateChangeReturn res;
579 res = gst_element_set_state(m_gst_pipeline, GST_STATE_PLAYING);
583 /* iSeekableService */
584 RESULT eServiceMP3::seek(ePtr<iSeekableService> &ptr)
590 RESULT eServiceMP3::getLength(pts_t &pts)
594 if (m_state != stRunning)
597 GstFormat fmt = GST_FORMAT_TIME;
600 if (!gst_element_query_duration(m_gst_pipeline, &fmt, &len))
603 /* len is in nanoseconds. we have 90 000 pts per second. */
609 RESULT eServiceMP3::seekTo(pts_t to)
614 /* convert pts to nanoseconds */
615 gint64 time_nanoseconds = to * 11111LL;
616 if (!gst_element_seek (m_gst_pipeline, 1.0, GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH,
617 GST_SEEK_TYPE_SET, time_nanoseconds,
618 GST_SEEK_TYPE_NONE, GST_CLOCK_TIME_NONE))
620 eDebug("SEEK failed");
626 RESULT eServiceMP3::seekRelative(int direction, pts_t to)
632 getPlayPosition(ppos);
633 ppos += to * direction;
641 RESULT eServiceMP3::getPlayPosition(pts_t &pts)
645 if (m_state != stRunning)
648 GstFormat fmt = GST_FORMAT_TIME;
651 if (!gst_element_query_position(m_gst_pipeline, &fmt, &len))
654 /* len is in nanoseconds. we have 90 000 pts per second. */
659 RESULT eServiceMP3::setTrickmode(int trick)
661 /* trickmode is not yet supported by our dvbmediasinks. */
665 RESULT eServiceMP3::isCurrentlySeekable()
670 RESULT eServiceMP3::info(ePtr<iServiceInformation>&i)
676 RESULT eServiceMP3::getName(std::string &name)
679 size_t n = name.rfind('/');
680 if (n != std::string::npos)
681 name = name.substr(n + 1);
685 int eServiceMP3::getInfo(int w)
702 tag = GST_TAG_TRACK_NUMBER;
705 tag = GST_TAG_TRACK_COUNT;
711 if (!m_stream_tags || !tag)
715 if (gst_tag_list_get_uint(m_stream_tags, tag, &value))
722 std::string eServiceMP3::getInfoString(int w)
724 if ( !m_stream_tags )
733 tag = GST_TAG_ARTIST;
739 tag = GST_TAG_COMMENT;
742 tag = GST_TAG_TRACK_NUMBER;
748 tag = GST_TAG_VIDEO_CODEC;
752 if (gst_tag_list_get_date(m_stream_tags, GST_TAG_DATE, &date))
755 g_date_strftime (res, sizeof(res), "%Y", date);
756 return (std::string)res;
760 return m_error_message;
767 if (gst_tag_list_get_string(m_stream_tags, tag, &value))
769 std::string res = value;
776 RESULT eServiceMP3::audioChannel(ePtr<iAudioChannelSelection> &ptr)
782 RESULT eServiceMP3::audioTracks(ePtr<iAudioTrackSelection> &ptr)
788 RESULT eServiceMP3::subtitle(ePtr<iSubtitleOutput> &ptr)
794 int eServiceMP3::getNumberOfTracks()
796 return m_audioStreams.size();
799 int eServiceMP3::getCurrentTrack()
801 return m_currentAudioStream;
804 RESULT eServiceMP3::selectTrack(unsigned int i)
806 int ret = selectAudioStream(i);
809 getPlayPosition(ppos);
815 int eServiceMP3::selectAudioStream(int i)
819 GstElement *switch_audio = gst_bin_get_by_name(GST_BIN(m_gst_pipeline),"switch_audio");
822 eDebug("can't switch audio tracks! gst-plugin-selector needed");
825 g_object_get (G_OBJECT (switch_audio), "n-pads", &nb_sources, NULL);
826 if ( (unsigned int)i >= m_audioStreams.size() || i >= nb_sources || (unsigned int)m_currentAudioStream >= m_audioStreams.size() )
829 sprintf(sinkpad, "sink%d", i);
830 g_object_set (G_OBJECT (switch_audio), "active-pad", gst_element_get_pad (switch_audio, sinkpad), NULL);
831 g_object_get (G_OBJECT (switch_audio), "active-pad", &active_pad, NULL);
833 name = gst_pad_get_name (active_pad);
834 eDebug ("switched audio to (%s)", name);
836 m_currentAudioStream = i;
840 int eServiceMP3::getCurrentChannel()
845 RESULT eServiceMP3::selectChannel(int i)
847 eDebug("eServiceMP3::selectChannel(%i)",i);
851 RESULT eServiceMP3::getTrackInfo(struct iAudioTrackInfo &info, unsigned int i)
853 // eDebug("eServiceMP3::getTrackInfo(&info, %i)",i);
854 if (i >= m_audioStreams.size())
856 if (m_audioStreams[i].type == atMPEG)
857 info.m_description = "MPEG";
858 else if (m_audioStreams[i].type == atMP3)
859 info.m_description = "MP3";
860 else if (m_audioStreams[i].type == atAC3)
861 info.m_description = "AC3";
862 else if (m_audioStreams[i].type == atAAC)
863 info.m_description = "AAC";
864 else if (m_audioStreams[i].type == atDTS)
865 info.m_description = "DTS";
866 else if (m_audioStreams[i].type == atPCM)
867 info.m_description = "PCM";
868 else if (m_audioStreams[i].type == atOGG)
869 info.m_description = "OGG";
871 info.m_description = "???";
872 if (info.m_language.empty())
873 info.m_language = m_audioStreams[i].language_code;
877 void eServiceMP3::gstBusCall(GstBus *bus, GstMessage *msg)
884 source = GST_MESSAGE_SRC(msg);
885 sourceName = gst_object_get_name(source);
887 if (gst_message_get_structure(msg))
889 gchar *string = gst_structure_to_string(gst_message_get_structure(msg));
890 eDebug("gst_message from %s: %s", sourceName, string);
894 eDebug("gst_message from %s: %s (without structure)", sourceName, GST_MESSAGE_TYPE_NAME(msg));
896 switch (GST_MESSAGE_TYPE (msg))
898 case GST_MESSAGE_EOS:
899 m_event((iPlayableService*)this, evEOF);
901 case GST_MESSAGE_ERROR:
906 gst_message_parse_error (msg, &err, &debug);
908 eWarning("Gstreamer error: %s (%i)", err->message, err->code );
909 if ( err->domain == GST_STREAM_ERROR && err->code == GST_STREAM_ERROR_DECODE )
911 if ( g_strrstr(sourceName, "videosink") )
912 m_event((iPlayableService*)this, evUser+11);
915 /* TODO: signal error condition to user */
918 case GST_MESSAGE_TAG:
920 GstTagList *tags, *result;
921 gst_message_parse_tag(msg, &tags);
923 result = gst_tag_list_merge(m_stream_tags, tags, GST_TAG_MERGE_PREPEND);
927 gst_tag_list_free(m_stream_tags);
928 m_stream_tags = result;
932 if ( gst_tag_list_get_string(tags, GST_TAG_AUDIO_CODEC, &g_audiocodec) && m_audioStreams.size() == 0 )
934 GstPad* pad = gst_element_get_pad (GST_ELEMENT(source), "src");
935 GstCaps* caps = gst_pad_get_caps(pad);
936 GstStructure* str = gst_caps_get_structure(caps, 0);
940 audio.type = gstCheckAudioPad(str);
941 m_audioStreams.push_back(audio);
944 gst_tag_list_free(tags);
945 m_event((iPlayableService*)this, evUpdatedInfo);
948 case GST_MESSAGE_ASYNC_DONE:
951 for (std::vector<audioStream>::iterator IterAudioStream(m_audioStreams.begin()); IterAudioStream != m_audioStreams.end(); ++IterAudioStream)
953 if ( IterAudioStream->pad )
955 g_object_get(IterAudioStream->pad, "tags", &tags, NULL);
957 if ( gst_is_tag_list(tags) && gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &g_language) )
959 eDebug("found audio language %s",g_language);
960 IterAudioStream->language_code = std::string(g_language);
965 for (std::vector<subtitleStream>::iterator IterSubtitleStream(m_subtitleStreams.begin()); IterSubtitleStream != m_subtitleStreams.end(); ++IterSubtitleStream)
967 if ( IterSubtitleStream->pad )
969 g_object_get(IterSubtitleStream->pad, "tags", &tags, NULL);
971 if ( gst_is_tag_list(tags) && gst_tag_list_get_string(tags, GST_TAG_LANGUAGE_CODE, &g_language) )
973 eDebug("found subtitle language %s",g_language);
974 IterSubtitleStream->language_code = std::string(g_language);
980 case GST_MESSAGE_ELEMENT:
982 if ( gst_is_missing_plugin_message(msg) )
984 gchar *description = gst_missing_plugin_message_get_description(msg);
987 m_error_message = "GStreamer plugin " + (std::string)description + " not available!\n";
989 m_event((iPlayableService*)this, evUser+12);
999 GstBusSyncReply eServiceMP3::gstBusSyncHandler(GstBus *bus, GstMessage *message, gpointer user_data)
1001 eServiceMP3 *_this = (eServiceMP3*)user_data;
1002 _this->m_pump.send(1);
1004 return GST_BUS_PASS;
1007 audiotype_t eServiceMP3::gstCheckAudioPad(GstStructure* structure)
1010 type = gst_structure_get_name(structure);
1012 if (!strcmp(type, "audio/mpeg")) {
1013 gint mpegversion, layer = 0;
1014 gst_structure_get_int (structure, "mpegversion", &mpegversion);
1015 gst_structure_get_int (structure, "layer", &layer);
1016 eDebug("mime audio/mpeg version %d layer %d", mpegversion, layer);
1017 switch (mpegversion) {
1035 eDebug("mime %s", type);
1036 if (!strcmp(type, "audio/x-ac3") || !strcmp(type, "audio/ac3"))
1038 else if (!strcmp(type, "audio/x-dts") || !strcmp(type, "audio/dts"))
1040 else if (!strcmp(type, "audio/x-raw-int"))
1046 void eServiceMP3::gstCBpadAdded(GstElement *decodebin, GstPad *pad, gpointer user_data)
1051 caps = gst_pad_get_caps(pad);
1052 str = gst_caps_get_structure(caps, 0);
1053 type = gst_structure_get_name(str);
1055 eDebug("A new pad %s:%s was created", GST_OBJECT_NAME (decodebin), GST_OBJECT_NAME (pad));
1057 eServiceMP3 *_this = (eServiceMP3*)user_data;
1058 GstBin *pipeline = GST_BIN(_this->m_gst_pipeline);
1059 if (g_strrstr(type,"audio"))
1062 audio.type = _this->gstCheckAudioPad(str);
1063 GstElement *switch_audio = gst_bin_get_by_name(pipeline , "switch_audio");
1066 GstPad *sinkpad = gst_element_get_request_pad (switch_audio, "sink%d");
1067 gst_pad_link(pad, sinkpad);
1068 audio.pad = sinkpad;
1069 _this->m_audioStreams.push_back(audio);
1071 if ( _this->m_audioStreams.size() == 1 )
1073 _this->selectAudioStream(0);
1074 gst_element_set_state (_this->m_gst_pipeline, GST_STATE_PLAYING);
1077 g_object_set (G_OBJECT (switch_audio), "select-all", FALSE, NULL);
1081 gst_pad_link(pad, gst_element_get_static_pad(gst_bin_get_by_name(pipeline,"queue_audio"), "sink"));
1082 _this->m_audioStreams.push_back(audio);
1085 if (g_strrstr(type,"video"))
1087 gst_pad_link(pad, gst_element_get_static_pad(gst_bin_get_by_name(pipeline,"queue_video"), "sink"));
1089 if (g_strrstr(type,"application/x-ssa") || g_strrstr(type,"application/x-ass"))
1091 GstPad *switchpad = _this->gstCreateSubtitleSink(_this, stSSA);
1092 gst_pad_link(pad, switchpad);
1093 subtitleStream subs;
1094 subs.pad = switchpad;
1096 _this->m_subtitleStreams.push_back(subs);
1098 if (g_strrstr(type,"text/plain"))
1100 GstPad *switchpad = _this->gstCreateSubtitleSink(_this, stPlainText);
1101 gst_pad_link(pad, switchpad);
1102 subtitleStream subs;
1103 subs.pad = switchpad;
1104 subs.type = stPlainText;
1105 _this->m_subtitleStreams.push_back(subs);
1109 GstPad* eServiceMP3::gstCreateSubtitleSink(eServiceMP3* _this, subtype_t type)
1111 GstBin *pipeline = GST_BIN(_this->m_gst_pipeline);
1112 GstElement *switch_subparse = gst_bin_get_by_name(pipeline,"switch_subparse");
1113 if ( !switch_subparse )
1115 switch_subparse = gst_element_factory_make ("input-selector", "switch_subparse");
1116 GstElement *sink = gst_element_factory_make("fakesink", "sink_subtitles");
1117 gst_bin_add_many(pipeline, switch_subparse, sink, NULL);
1118 gst_element_link(switch_subparse, sink);
1119 g_object_set (G_OBJECT(sink), "signal-handoffs", TRUE, NULL);
1120 g_object_set (G_OBJECT(sink), "sync", TRUE, NULL);
1121 g_object_set (G_OBJECT(sink), "async", FALSE, NULL);
1122 g_signal_connect(sink, "handoff", G_CALLBACK(_this->gstCBsubtitleAvail), _this);
1124 // order is essential since requested sink pad names can't be explicitely chosen
1125 GstElement *switch_substream_plain = gst_element_factory_make ("input-selector", "switch_substream_plain");
1126 gst_bin_add(pipeline, switch_substream_plain);
1127 GstPad *sinkpad_plain = gst_element_get_request_pad (switch_subparse, "sink%d");
1128 gst_pad_link(gst_element_get_pad (switch_substream_plain, "src"), sinkpad_plain);
1130 GstElement *switch_substream_ssa = gst_element_factory_make ("input-selector", "switch_substream_ssa");
1131 GstElement *ssaparse = gst_element_factory_make("ssaparse", "ssaparse");
1132 gst_bin_add_many(pipeline, switch_substream_ssa, ssaparse, NULL);
1133 GstPad *sinkpad_ssa = gst_element_get_request_pad (switch_subparse, "sink%d");
1134 gst_element_link(switch_substream_ssa, ssaparse);
1135 gst_pad_link(gst_element_get_pad (ssaparse, "src"), sinkpad_ssa);
1137 GstElement *switch_substream_srt = gst_element_factory_make ("input-selector", "switch_substream_srt");
1138 GstElement *srtparse = gst_element_factory_make("subparse", "srtparse");
1139 gst_bin_add_many(pipeline, switch_substream_srt, srtparse, NULL);
1140 GstPad *sinkpad_srt = gst_element_get_request_pad (switch_subparse, "sink%d");
1141 gst_element_link(switch_substream_srt, srtparse);
1142 gst_pad_link(gst_element_get_pad (srtparse, "src"), sinkpad_srt);
1143 g_object_set (G_OBJECT(srtparse), "subtitle-encoding", "ISO-8859-15", NULL);
1149 return gst_element_get_request_pad (gst_bin_get_by_name(pipeline,"switch_substream_ssa"), "sink%d");
1151 return gst_element_get_request_pad (gst_bin_get_by_name(pipeline,"switch_substream_srt"), "sink%d");
1156 return gst_element_get_request_pad (gst_bin_get_by_name(pipeline,"switch_substream_plain"), "sink%d");
1159 void eServiceMP3::gstCBfilterPadAdded(GstElement *filter, GstPad *pad, gpointer user_data)
1161 eServiceMP3 *_this = (eServiceMP3*)user_data;
1162 GstElement *decoder = gst_bin_get_by_name(GST_BIN(_this->m_gst_pipeline),"decoder");
1163 gst_pad_link(pad, gst_element_get_static_pad (decoder, "sink"));
1166 void eServiceMP3::gstCBnewPad(GstElement *decodebin, GstPad *pad, gboolean last, gpointer user_data)
1168 eServiceMP3 *_this = (eServiceMP3*)user_data;
1173 /* only link once */
1174 GstElement *audiobin = gst_bin_get_by_name(GST_BIN(_this->m_gst_pipeline),"audiobin");
1175 audiopad = gst_element_get_static_pad (audiobin, "sink");
1176 if ( !audiopad || GST_PAD_IS_LINKED (audiopad)) {
1177 eDebug("audio already linked!");
1178 g_object_unref (audiopad);
1182 /* check media type */
1183 caps = gst_pad_get_caps (pad);
1184 str = gst_caps_get_structure (caps, 0);
1185 eDebug("gst new pad! %s", gst_structure_get_name (str));
1187 if (!g_strrstr (gst_structure_get_name (str), "audio")) {
1188 gst_caps_unref (caps);
1189 gst_object_unref (audiopad);
1193 gst_caps_unref (caps);
1194 gst_pad_link (pad, audiopad);
1197 void eServiceMP3::gstCBunknownType(GstElement *decodebin, GstPad *pad, GstCaps *caps, gpointer user_data)
1201 /* check media type */
1202 caps = gst_pad_get_caps (pad);
1203 str = gst_caps_get_structure (caps, 0);
1204 eDebug("unknown type: %s - this can't be decoded.", gst_structure_get_name (str));
1205 gst_caps_unref (caps);
1208 void eServiceMP3::gstPoll(const int&)
1210 /* ok, we have a serious problem here. gstBusSyncHandler sends
1211 us the wakup signal, but likely before it was posted.
1212 the usleep, an EVIL HACK (DON'T DO THAT!!!) works around this.
1214 I need to understand the API a bit more to make this work
1218 GstBus *bus = gst_pipeline_get_bus (GST_PIPELINE (m_gst_pipeline));
1219 GstMessage *message;
1220 while ((message = gst_bus_pop (bus)))
1222 gstBusCall(bus, message);
1223 gst_message_unref (message);
1227 eAutoInitPtr<eServiceFactoryMP3> init_eServiceFactoryMP3(eAutoInitNumbers::service+1, "eServiceFactoryMP3");
1229 void eServiceMP3::gstCBsubtitleAvail(GstElement *element, GstBuffer *buffer, GstPad *pad, gpointer user_data)
1231 gint64 duration_ns = GST_BUFFER_DURATION(buffer);
1232 const unsigned char *text = (unsigned char *)GST_BUFFER_DATA(buffer);
1233 eDebug("gstCBsubtitleAvail: %s",text);
1234 eServiceMP3 *_this = (eServiceMP3*)user_data;
1235 if ( _this->m_subtitle_widget )
1237 ePangoSubtitlePage page;
1238 gRGB rgbcol(0xD0,0xD0,0xD0);
1239 page.m_elements.push_back(ePangoSubtitlePageElement(rgbcol, (const char*)text));
1240 page.m_timeout = duration_ns / 1000000;
1241 (_this->m_subtitle_widget)->setPage(page);
1245 RESULT eServiceMP3::enableSubtitles(eWidget *parent, ePyObject tuple)
1248 int tuplesize = PyTuple_Size(tuple);
1253 GstElement *switch_substream = NULL;
1254 GstElement *switch_subparse = gst_bin_get_by_name (GST_BIN(m_gst_pipeline), "switch_subparse");
1256 if (!PyTuple_Check(tuple))
1260 entry = PyTuple_GET_ITEM(tuple, 1);
1261 if (!PyInt_Check(entry))
1263 pid = PyInt_AsLong(entry);
1264 entry = PyTuple_GET_ITEM(tuple, 2);
1265 if (!PyInt_Check(entry))
1267 type = PyInt_AsLong(entry);
1269 switch ((subtype_t)type)
1272 switch_substream = gst_bin_get_by_name(GST_BIN(m_gst_pipeline),"switch_substream_plain");
1275 switch_substream = gst_bin_get_by_name(GST_BIN(m_gst_pipeline),"switch_substream_ssa");
1278 switch_substream = gst_bin_get_by_name(GST_BIN(m_gst_pipeline),"switch_substream_srt");
1284 m_subtitle_widget = new eSubtitleWidget(parent);
1285 m_subtitle_widget->resize(parent->size()); /* full size */
1287 if ( !switch_substream )
1289 eDebug("can't switch subtitle tracks! gst-plugin-selector needed");
1292 g_object_get (G_OBJECT (switch_substream), "n-pads", &nb_sources, NULL);
1293 if ( (unsigned int)pid >= m_subtitleStreams.size() || pid >= nb_sources || (unsigned int)m_currentSubtitleStream >= m_subtitleStreams.size() )
1295 g_object_get (G_OBJECT (switch_subparse), "n-pads", &nb_sources, NULL);
1296 if ( type < 0 || type >= nb_sources )
1300 sprintf(sinkpad, "sink%d", type);
1301 g_object_set (G_OBJECT (switch_subparse), "active-pad", gst_element_get_pad (switch_subparse, sinkpad), NULL);
1302 sprintf(sinkpad, "sink%d", pid);
1303 g_object_set (G_OBJECT (switch_substream), "active-pad", gst_element_get_pad (switch_substream, sinkpad), NULL);
1304 m_currentSubtitleStream = pid;
1308 eDebug("enableSubtitles needs a tuple as 2nd argument!\n"
1309 "for gst subtitles (2, subtitle_stream_count, subtitle_type)");
1313 RESULT eServiceMP3::disableSubtitles(eWidget *parent)
1315 eDebug("eServiceMP3::disableSubtitles");
1316 delete m_subtitle_widget;
1317 m_subtitle_widget = 0;
1321 PyObject *eServiceMP3::getCachedSubtitle()
1323 eDebug("eServiceMP3::getCachedSubtitle");
1327 PyObject *eServiceMP3::getSubtitleList()
1329 eDebug("eServiceMP3::getSubtitleList");
1331 ePyObject l = PyList_New(0);
1332 int stream_count[sizeof(subtype_t)];
1333 for ( unsigned int i = 0; i < sizeof(subtype_t); i++ )
1334 stream_count[i] = 0;
1336 for (std::vector<subtitleStream>::iterator IterSubtitleStream(m_subtitleStreams.begin()); IterSubtitleStream != m_subtitleStreams.end(); ++IterSubtitleStream)
1338 subtype_t type = IterSubtitleStream->type;
1339 ePyObject tuple = PyTuple_New(5);
1340 PyTuple_SET_ITEM(tuple, 0, PyInt_FromLong(2));
1341 PyTuple_SET_ITEM(tuple, 1, PyInt_FromLong(stream_count[type]));
1342 PyTuple_SET_ITEM(tuple, 2, PyInt_FromLong(int(type)));
1343 PyTuple_SET_ITEM(tuple, 3, PyInt_FromLong(0));
1344 PyTuple_SET_ITEM(tuple, 4, PyString_FromString((IterSubtitleStream->language_code).c_str()));
1345 PyList_Append(l, tuple);
1347 stream_count[type]++;
1353 #warning gstreamer not available, not building media player