add seekTitle to iSeekableService interface
[enigma2.git] / lib / service / servicemp3.cpp
index f16b167..f74cc8d 100644 (file)
@@ -20,7 +20,16 @@ eServiceFactoryMP3::eServiceFactoryMP3()
        
        eServiceCenter::getPrivInstance(sc);
        if (sc)
-               sc->addServiceFactory(eServiceFactoryMP3::id, this);
+       {
+               std::list<std::string> extensions;
+               extensions.push_back("mp3");
+               extensions.push_back("ogg");
+               extensions.push_back("mpg");
+               extensions.push_back("vob");
+               extensions.push_back("wav");
+               extensions.push_back("wave");
+               sc->addServiceFactory(eServiceFactoryMP3::id, this, extensions);
+       }
 
        m_service_info = new eStaticServiceMP3Info();
 }
@@ -108,7 +117,7 @@ eServiceMP3::eServiceMP3(const char *filename): m_filename(filename), m_pump(eAp
        CONNECT(m_pump.recv_msg, eServiceMP3::gstPoll);
        GstElement *source = 0;
        
-       GstElement *decoder = 0, *conv = 0, *flt = 0, *sink = 0; /* for audio */
+       GstElement *filter = 0, *decoder = 0, *conv = 0, *flt = 0, *sink = 0; /* for audio */
        
        GstElement *audio = 0, *queue_audio = 0, *video = 0, *queue_video = 0, *mpegdemux = 0;
        
@@ -124,12 +133,13 @@ eServiceMP3::eServiceMP3(const char *filename): m_filename(filename), m_pump(eAp
 
        int is_mpeg_ps = !(strcasecmp(ext, ".mpeg") && strcasecmp(ext, ".mpg") && strcasecmp(ext, ".vob") && strcasecmp(ext, ".bin"));
        int is_mpeg_ts = !strcasecmp(ext, ".ts");
+       int is_mp3 = !strcasecmp(ext, ".mp3"); /* force mp3 instead of decodebin */
        int is_video = is_mpeg_ps || is_mpeg_ts;
        int is_streaming = !strncmp(filename, "http://", 7);
        
-       eDebug("filename: %s, is_mpeg_ps: %d, is_mpeg_ts: %d, is_video: %d, is_streaming: %d", filename, is_mpeg_ps, is_mpeg_ts, is_video, is_streaming);
+       eDebug("filename: %s, is_mpeg_ps: %d, is_mpeg_ts: %d, is_video: %d, is_streaming: %d, is_mp3: %d", filename, is_mpeg_ps, is_mpeg_ts, is_video, is_streaming, is_mp3);
        
-       int use_decodebin = !is_video;
+       int is_audio = !is_video;
        
        int all_ok = 0;
 
@@ -152,14 +162,23 @@ eServiceMP3::eServiceMP3(const char *filename): m_filename(filename), m_pump(eAp
                                /* configure source */
                g_object_set (G_OBJECT (source), "location", filename, NULL);
 
-       if (use_decodebin)
+       if (is_audio)
        {
                        /* filesrc -> decodebin -> audioconvert -> capsfilter -> alsasink */
-               
-               decoder = gst_element_factory_make ("decodebin", "decoder");
+               const char *decodertype = is_mp3 ? "mad" : "decodebin";
+
+               decoder = gst_element_factory_make (decodertype, "decoder");
                if (!decoder)
-                       eWarning("failed to create decodebin decoder");
-       
+                       eWarning("failed to create %s decoder", decodertype);
+
+                       /* mp3 decoding needs id3demux to extract ID3 data. 'decodebin' would do that internally. */
+               if (is_mp3)
+               {
+                       filter = gst_element_factory_make ("id3demux", "filter");
+                       if (!filter)
+                               eWarning("failed to create id3demux");
+               }
+
                conv = gst_element_factory_make ("audioconvert", "converter");
                if (!conv)
                        eWarning("failed to create audioconvert");
@@ -180,7 +199,7 @@ eServiceMP3::eServiceMP3(const char *filename): m_filename(filename), m_pump(eAp
                sink = gst_element_factory_make ("alsasink", "alsa-output");
                if (!sink)
                        eWarning("failed to create osssink");
-               
+
                if (source && decoder && conv && sink)
                        all_ok = 1;
        } else /* is_video */
@@ -220,25 +239,43 @@ eServiceMP3::eServiceMP3(const char *filename): m_filename(filename), m_pump(eAp
        {
                gst_bus_set_sync_handler(gst_pipeline_get_bus (GST_PIPELINE (m_gst_pipeline)), gstBusSyncHandler, this);
 
-               if (use_decodebin)
+               if (is_audio)
                {
-                       g_signal_connect (decoder, "new-decoded-pad", G_CALLBACK(gstCBnewPad), this);
-                       g_signal_connect (decoder, "unknown-type", G_CALLBACK(gstCBunknownType), this);
+                       if (!is_mp3)
+                       {
+                                       /* decodebin has dynamic pads. When they get created, we connect them to the audio bin */
+                               g_signal_connect (decoder, "new-decoded-pad", G_CALLBACK(gstCBnewPad), this);
+                               g_signal_connect (decoder, "unknown-type", G_CALLBACK(gstCBunknownType), this);
+                       }
 
                                /* gst_bin will take the 'floating references' */
                        gst_bin_add_many (GST_BIN (m_gst_pipeline),
                                                source, decoder, NULL);
-                       gst_element_link(source, decoder);
 
-                       /* create audio bin */
+                       if (filter)
+                       {
+                                       /* id3demux also has dynamic pads, which need to be connected to the decoder (this is done in the 'gstCBfilterPadAdded' CB) */
+                               gst_bin_add(GST_BIN(m_gst_pipeline), filter);
+                               gst_element_link(source, filter);
+                               m_decoder = decoder;
+                               g_signal_connect (filter, "pad-added", G_CALLBACK(gstCBfilterPadAdded), this);
+                       } else
+                                       /* in decodebin's case we can just connect the source with the decodebin, and decodebin will take care about id3demux (or whatever is required) */
+                               gst_element_link(source, decoder);
+
+                               /* create audio bin with the audioconverter, the capsfilter and the audiosink */
                        m_gst_audio = gst_bin_new ("audiobin");
+
                        GstPad *audiopad = gst_element_get_pad (conv, "sink");
-               
                        gst_bin_add_many(GST_BIN(m_gst_audio), conv, flt, sink, (char*)0);
                        gst_element_link_many(conv, flt, sink, (char*)0);
                        gst_element_add_pad(m_gst_audio, gst_ghost_pad_new ("sink", audiopad));
                        gst_object_unref(audiopad);
                        gst_bin_add (GST_BIN(m_gst_pipeline), m_gst_audio);
+
+                               /* in mad's case, we can directly connect the decoder to the audiobin. otherwise, we do this in gstCBnewPad */
+                       if (is_mp3)
+                               gst_element_link(decoder, m_gst_audio);
                } else
                {
                        gst_bin_add_many(GST_BIN(m_gst_pipeline), source, mpegdemux, audio, queue_audio, video, queue_video, NULL);
@@ -467,7 +504,10 @@ RESULT eServiceMP3::info(ePtr<iServiceInformation>&i)
 
 RESULT eServiceMP3::getName(std::string &name)
 {
-       name = "MP3 File: " + m_filename;
+       name = m_filename;
+       size_t n = name.rfind('/');
+       if (n != std::string::npos)
+               name = name.substr(n + 1);
        return 0;
 }
 
@@ -576,6 +616,8 @@ void eServiceMP3::gstBusCall(GstBus *bus, GstMessage *msg)
                        m_stream_tags = result;
                }
                gst_tag_list_free(tags);
+               
+               m_event((iPlayableService*)this, evUpdatedInfo);
                break;
        }
        default:
@@ -605,14 +647,20 @@ void eServiceMP3::gstCBpadAdded(GstElement *decodebin, GstPad *pad, gpointer use
        g_free (name);
        
 }
-  
+
+void eServiceMP3::gstCBfilterPadAdded(GstElement *filter, GstPad *pad, gpointer user_data)
+{
+       eServiceMP3 *_this = (eServiceMP3*)user_data;
+       gst_pad_link(pad, gst_element_get_pad (_this->m_decoder, "sink"));
+}
+
 void eServiceMP3::gstCBnewPad(GstElement *decodebin, GstPad *pad, gboolean last, gpointer user_data)
 {
        eServiceMP3 *_this = (eServiceMP3*)user_data;
        GstCaps *caps;
        GstStructure *str;
        GstPad *audiopad;
-       
+
        /* only link once */
        audiopad = gst_element_get_pad (_this->m_gst_audio, "sink");
        if (GST_PAD_IS_LINKED (audiopad)) {
@@ -640,7 +688,7 @@ void eServiceMP3::gstCBunknownType(GstElement *decodebin, GstPad *pad, GstCaps *
 {
        eServiceMP3 *_this = (eServiceMP3*)user_data;
        GstStructure *str;
-       
+
        /* check media type */
        caps = gst_pad_get_caps (pad);
        str = gst_caps_get_structure (caps, 0);