TextStream* text_stream_start(TextStream *stream, RtpProfile *profile, const char *rem_rtp_addr, int rem_rtp_port, const char *rem_rtcp_addr, int rem_rtcp_port, int payload_type /* ignored */) { RtpSession *rtps = stream->ms.sessions.rtp_session; MSConnectionHelper h; rtp_session_set_profile(rtps, profile); if (rem_rtp_port > 0) rtp_session_set_remote_addr_full(rtps, rem_rtp_addr, rem_rtp_port, rem_rtcp_addr, rem_rtcp_port); if (rem_rtcp_port > 0) { rtp_session_enable_rtcp(rtps, TRUE); } else { rtp_session_enable_rtcp(rtps, FALSE); } stream->pt_t140 = rtp_profile_get_payload_number_from_mime(profile, "t140"); stream->pt_red = rtp_profile_get_payload_number_from_mime(profile, "red"); if (payload_type == stream->pt_t140) { ms_message("Text payload type is T140"); } else if (payload_type == stream->pt_red) { ms_message("Text payload type is RED"); } else { /* we dont know this kind of textstream... */ ms_warning("unkown type of textstream"); } rtp_session_set_payload_type(rtps, payload_type); if (rem_rtp_port > 0) ms_filter_call_method(stream->ms.rtpsend, MS_RTP_SEND_SET_SESSION, rtps); stream->ms.rtprecv = ms_filter_new(MS_RTP_RECV_ID); ms_filter_call_method(stream->ms.rtprecv, MS_RTP_RECV_SET_SESSION, rtps); stream->ms.sessions.rtp_session = rtps; if (stream->ms.sessions.ticker == NULL) media_stream_start_ticker(&stream->ms); stream->rttsource = ms_filter_new(MS_RTT_4103_SOURCE_ID); stream->rttsink = ms_filter_new(MS_RTT_4103_SINK_ID); ms_filter_call_method(stream->rttsource, MS_RTT_4103_SOURCE_SET_T140_PAYLOAD_TYPE_NUMBER, &stream->pt_t140); ms_filter_call_method(stream->rttsink, MS_RTT_4103_SINK_SET_T140_PAYLOAD_TYPE_NUMBER, &stream->pt_t140); if (payload_type == stream->pt_red) { ms_filter_call_method(stream->rttsource, MS_RTT_4103_SOURCE_SET_RED_PAYLOAD_TYPE_NUMBER, &stream->pt_red); ms_filter_call_method(stream->rttsink, MS_RTT_4103_SINK_SET_RED_PAYLOAD_TYPE_NUMBER, &stream->pt_red); } ms_connection_helper_start(&h); ms_connection_helper_link(&h, stream->rttsource, -1, 0); ms_connection_helper_link(&h, stream->ms.rtpsend, 0, -1); ms_connection_helper_start(&h); ms_connection_helper_link(&h, stream->ms.rtprecv, -1, 0); ms_connection_helper_link(&h, stream->rttsink, 0, -1); ms_ticker_attach_multiple(stream->ms.sessions.ticker, stream->rttsource, stream->ms.rtprecv, NULL); stream->ms.start_time = stream->ms.last_packet_time = ms_time(NULL); stream->ms.is_beginning = TRUE; stream->ms.state = MSStreamStarted; return stream; }
static void dtmfgen_enc_rtp_dec_tonedet(void) { MSConnectionHelper h; RtpSession *rtps; unsigned int filter_mask = FILTER_MASK_VOIDSOURCE | FILTER_MASK_DTMFGEN | FILTER_MASK_ENCODER | FILTER_MASK_RTPSEND | FILTER_MASK_RTPRECV | FILTER_MASK_DECODER | FILTER_MASK_TONEDET | FILTER_MASK_VOIDSINK; bool_t send_silence = TRUE; MSSndCardManager *scm = ms_factory_get_snd_card_manager(factory); ms_factory_reset_statistics(factory); //ms_filter_reset_statistics(); ms_tester_create_ticker(); ms_tester_codec_mime = "pcmu"; ms_tester_create_filters(filter_mask, factory); ms_filter_add_notify_callback(ms_tester_tonedet, (MSFilterNotifyFunc)tone_detected_cb, NULL,TRUE); rtps = ms_create_duplex_rtp_session("0.0.0.0", 50060, 0, ms_factory_get_mtu(factory)); rtp_session_set_remote_addr_full(rtps, "127.0.0.1", 50060, "127.0.0.1", 50061); rtp_session_set_payload_type(rtps, 8); rtp_session_enable_rtcp(rtps,FALSE); ms_filter_call_method(ms_tester_rtprecv, MS_RTP_RECV_SET_SESSION, rtps); ms_filter_call_method(ms_tester_rtpsend, MS_RTP_SEND_SET_SESSION, rtps); ms_filter_call_method(ms_tester_voidsource, MS_VOID_SOURCE_SEND_SILENCE, &send_silence); ms_connection_helper_start(&h); ms_connection_helper_link(&h, ms_tester_voidsource, -1, 0); ms_connection_helper_link(&h, ms_tester_dtmfgen, 0, 0); ms_connection_helper_link(&h, ms_tester_encoder, 0, 0); ms_connection_helper_link(&h, ms_tester_rtpsend, 0, -1); ms_connection_helper_start(&h); ms_connection_helper_link(&h, ms_tester_rtprecv, -1, 0); ms_connection_helper_link(&h, ms_tester_decoder, 0, 0); ms_connection_helper_link(&h, ms_tester_tonedet, 0, 0); ms_connection_helper_link(&h, ms_tester_voidsink, 0, -1); ms_ticker_attach_multiple(ms_tester_ticker, ms_tester_voidsource, ms_tester_rtprecv, NULL); ms_tester_tone_generation_and_detection_loop(); ms_ticker_detach(ms_tester_ticker, ms_tester_voidsource); ms_ticker_detach(ms_tester_ticker, ms_tester_rtprecv); ms_connection_helper_start(&h); ms_connection_helper_unlink(&h, ms_tester_voidsource, -1, 0); ms_connection_helper_unlink(&h, ms_tester_dtmfgen, 0, 0); ms_connection_helper_unlink(&h, ms_tester_encoder, 0, 0); ms_connection_helper_unlink(&h, ms_tester_rtpsend, 0, -1); ms_connection_helper_start(&h); ms_connection_helper_unlink(&h, ms_tester_rtprecv, -1, 0); ms_connection_helper_unlink(&h, ms_tester_decoder, 0, 0); ms_connection_helper_unlink(&h, ms_tester_tonedet, 0, 0); ms_connection_helper_unlink(&h, ms_tester_voidsink, 0, -1); // ms_filter_log_statistics(); ms_factory_log_statistics(scm->factory); ms_tester_destroy_filters(filter_mask); ms_tester_destroy_ticker(); rtp_session_destroy(rtps); }
int audio_stream_start_full(AudioStream *stream, RtpProfile *profile, const char *rem_rtp_ip,int rem_rtp_port, const char *rem_rtcp_ip, int rem_rtcp_port, int payload,int jitt_comp, const char *infile, const char *outfile, MSSndCard *playcard, MSSndCard *captcard, bool_t use_ec) { RtpSession *rtps=stream->ms.session; PayloadType *pt,*tel_ev; int tmp; MSConnectionHelper h; int sample_rate; MSRtpPayloadPickerContext picker_context; bool_t has_builtin_ec=FALSE; rtp_session_set_profile(rtps,profile); if (rem_rtp_port>0) rtp_session_set_remote_addr_full(rtps,rem_rtp_ip,rem_rtp_port,rem_rtcp_ip,rem_rtcp_port); if (rem_rtcp_port<=0){ rtp_session_enable_rtcp(rtps,FALSE); } rtp_session_set_payload_type(rtps,payload); rtp_session_set_jitter_compensation(rtps,jitt_comp); if (rem_rtp_port>0) ms_filter_call_method(stream->ms.rtpsend,MS_RTP_SEND_SET_SESSION,rtps); stream->ms.rtprecv=ms_filter_new(MS_RTP_RECV_ID); ms_filter_call_method(stream->ms.rtprecv,MS_RTP_RECV_SET_SESSION,rtps); stream->ms.session=rtps; if((stream->features & AUDIO_STREAM_FEATURE_DTMF) != 0) stream->dtmfgen=ms_filter_new(MS_DTMF_GEN_ID); else stream->dtmfgen=NULL; rtp_session_signal_connect(rtps,"telephone-event",(RtpCallback)on_dtmf_received,(unsigned long)stream); rtp_session_signal_connect(rtps,"payload_type_changed",(RtpCallback)mediastream_payload_type_changed,(unsigned long)&stream->ms); /* creates the local part */ if (captcard!=NULL){ if (stream->soundread==NULL) stream->soundread=ms_snd_card_create_reader(captcard); has_builtin_ec=!!(ms_snd_card_get_capabilities(captcard) & MS_SND_CARD_CAP_BUILTIN_ECHO_CANCELLER); }else { stream->soundread=ms_filter_new(MS_FILE_PLAYER_ID); stream->read_resampler=ms_filter_new(MS_RESAMPLE_ID); if (infile!=NULL) audio_stream_play(stream,infile); } if (playcard!=NULL) { if (stream->soundwrite==NULL) stream->soundwrite=ms_snd_card_create_writer(playcard); }else { stream->soundwrite=ms_filter_new(MS_FILE_REC_ID); if (outfile!=NULL) audio_stream_record(stream,outfile); } /* creates the couple of encoder/decoder */ pt=rtp_profile_get_payload(profile,payload); if (pt==NULL){ ms_error("audiostream.c: undefined payload type."); return -1; } tel_ev=rtp_profile_get_payload_from_mime (profile,"telephone-event"); if ((stream->features & AUDIO_STREAM_FEATURE_DTMF_ECHO) != 0 && (tel_ev==NULL || ( (tel_ev->flags & PAYLOAD_TYPE_FLAG_CAN_RECV) && !(tel_ev->flags & PAYLOAD_TYPE_FLAG_CAN_SEND))) && ( strcasecmp(pt->mime_type,"pcmu")==0 || strcasecmp(pt->mime_type,"pcma")==0)){ /*if no telephone-event payload is usable and pcma or pcmu is used, we will generate inband dtmf*/ stream->dtmfgen_rtp=ms_filter_new (MS_DTMF_GEN_ID); } else { stream->dtmfgen_rtp=NULL; } if (ms_filter_call_method(stream->ms.rtpsend,MS_FILTER_GET_SAMPLE_RATE,&sample_rate)!=0){ ms_error("Sample rate is unknown for RTP side !"); return -1; } stream->ms.encoder=ms_filter_create_encoder(pt->mime_type); stream->ms.decoder=ms_filter_create_decoder(pt->mime_type); if ((stream->ms.encoder==NULL) || (stream->ms.decoder==NULL)){ /* big problem: we have not a registered codec for this payload...*/ ms_error("audio_stream_start_full: No decoder or encoder available for payload %s.",pt->mime_type); return -1; } if (ms_filter_has_method(stream->ms.decoder, MS_FILTER_SET_RTP_PAYLOAD_PICKER)) { ms_message(" decoder has FEC capabilities"); picker_context.filter_graph_manager=stream; picker_context.picker=&audio_stream_payload_picker; ms_filter_call_method(stream->ms.decoder,MS_FILTER_SET_RTP_PAYLOAD_PICKER, &picker_context); } if((stream->features & AUDIO_STREAM_FEATURE_VOL_SND) != 0) stream->volsend=ms_filter_new(MS_VOLUME_ID); else stream->volsend=NULL; if((stream->features & AUDIO_STREAM_FEATURE_VOL_RCV) != 0) stream->volrecv=ms_filter_new(MS_VOLUME_ID); else stream->volrecv=NULL; audio_stream_enable_echo_limiter(stream,stream->el_type); audio_stream_enable_noise_gate(stream,stream->use_ng); if (stream->use_agc){ int tmp=1; if (stream->volsend==NULL) stream->volsend=ms_filter_new(MS_VOLUME_ID); ms_filter_call_method(stream->volsend,MS_VOLUME_ENABLE_AGC,&tmp); } if (stream->dtmfgen) { ms_filter_call_method(stream->dtmfgen,MS_FILTER_SET_SAMPLE_RATE,&sample_rate); ms_filter_call_method(stream->dtmfgen,MS_FILTER_SET_NCHANNELS,&pt->channels); } if (stream->dtmfgen_rtp) { ms_filter_call_method(stream->dtmfgen_rtp,MS_FILTER_SET_SAMPLE_RATE,&sample_rate); ms_filter_call_method(stream->dtmfgen_rtp,MS_FILTER_SET_NCHANNELS,&pt->channels); } /* give the sound filters some properties */ if (ms_filter_call_method(stream->soundread,MS_FILTER_SET_SAMPLE_RATE,&sample_rate) != 0) { /* need to add resampler*/ if (stream->read_resampler == NULL) stream->read_resampler=ms_filter_new(MS_RESAMPLE_ID); } ms_filter_call_method(stream->soundread,MS_FILTER_SET_NCHANNELS,&pt->channels); if (ms_filter_call_method(stream->soundwrite,MS_FILTER_SET_SAMPLE_RATE,&sample_rate) != 0) { /* need to add resampler*/ if (stream->write_resampler == NULL) stream->write_resampler=ms_filter_new(MS_RESAMPLE_ID); } ms_filter_call_method(stream->soundwrite,MS_FILTER_SET_NCHANNELS,&pt->channels); // Override feature if ( ((stream->features & AUDIO_STREAM_FEATURE_EC) && !use_ec) || has_builtin_ec ) stream->features &=~AUDIO_STREAM_FEATURE_EC; /*configure the echo canceller if required */ if ((stream->features & AUDIO_STREAM_FEATURE_EC) == 0 && stream->ec != NULL) { ms_filter_destroy(stream->ec); stream->ec=NULL; } if (stream->ec){ if (!stream->is_ec_delay_set){ int delay_ms=ms_snd_card_get_minimal_latency(captcard); if (delay_ms!=0){ ms_message("Setting echo canceller delay with value provided by soundcard: %i ms",delay_ms); ms_filter_call_method(stream->ec,MS_ECHO_CANCELLER_SET_DELAY,&delay_ms); } } ms_filter_call_method(stream->ec,MS_FILTER_SET_SAMPLE_RATE,&sample_rate); } if (stream->features & AUDIO_STREAM_FEATURE_MIXED_RECORDING){ int val=0; int pin=1; stream->recorder=ms_filter_new(MS_FILE_REC_ID); stream->recorder_mixer=ms_filter_new(MS_AUDIO_MIXER_ID); stream->recv_tee=ms_filter_new(MS_TEE_ID); stream->send_tee=ms_filter_new(MS_TEE_ID); ms_filter_call_method(stream->recorder_mixer,MS_AUDIO_MIXER_ENABLE_CONFERENCE_MODE,&val); ms_filter_call_method(stream->recorder_mixer,MS_FILTER_SET_SAMPLE_RATE,&sample_rate); ms_filter_call_method(stream->recorder_mixer,MS_FILTER_SET_NCHANNELS,&pt->channels); ms_filter_call_method(stream->recv_tee,MS_TEE_MUTE,&pin); ms_filter_call_method(stream->send_tee,MS_TEE_MUTE,&pin); ms_filter_call_method(stream->recorder,MS_FILTER_SET_SAMPLE_RATE,&sample_rate); ms_filter_call_method(stream->recorder,MS_FILTER_SET_NCHANNELS,&pt->channels); } /* give the encoder/decoder some parameters*/ ms_filter_call_method(stream->ms.encoder,MS_FILTER_SET_SAMPLE_RATE,&sample_rate); ms_message("Payload's bitrate is %i",pt->normal_bitrate); if (pt->normal_bitrate>0){ ms_message("Setting audio encoder network bitrate to %i",pt->normal_bitrate); ms_filter_call_method(stream->ms.encoder,MS_FILTER_SET_BITRATE,&pt->normal_bitrate); } ms_filter_call_method(stream->ms.encoder,MS_FILTER_SET_NCHANNELS,&pt->channels); ms_filter_call_method(stream->ms.decoder,MS_FILTER_SET_SAMPLE_RATE,&sample_rate); ms_filter_call_method(stream->ms.decoder,MS_FILTER_SET_NCHANNELS,&pt->channels); if (pt->send_fmtp!=NULL) { char value[16]={0}; int ptime; if (ms_filter_has_method(stream->ms.encoder,MS_AUDIO_ENCODER_SET_PTIME)){ if (fmtp_get_value(pt->send_fmtp,"ptime",value,sizeof(value)-1)){ ptime=atoi(value); ms_filter_call_method(stream->ms.encoder,MS_AUDIO_ENCODER_SET_PTIME,&ptime); } } ms_filter_call_method(stream->ms.encoder,MS_FILTER_ADD_FMTP, (void*)pt->send_fmtp); } if (pt->recv_fmtp!=NULL) ms_filter_call_method(stream->ms.decoder,MS_FILTER_ADD_FMTP,(void*)pt->recv_fmtp); /*create the equalizer*/ if ((stream->features & AUDIO_STREAM_FEATURE_EQUALIZER) != 0){ stream->equalizer=ms_filter_new(MS_EQUALIZER_ID); if(stream->equalizer) { tmp=stream->eq_active; ms_filter_call_method(stream->equalizer,MS_EQUALIZER_SET_ACTIVE,&tmp); } }else stream->equalizer=NULL; /*configure resampler if needed*/ ms_filter_call_method(stream->ms.rtpsend, MS_FILTER_SET_NCHANNELS, &pt->channels); ms_filter_call_method(stream->ms.rtprecv, MS_FILTER_SET_NCHANNELS, &pt->channels); if (stream->read_resampler){ audio_stream_configure_resampler(stream->read_resampler,stream->soundread,stream->ms.rtpsend); } if (stream->write_resampler){ audio_stream_configure_resampler(stream->write_resampler,stream->ms.rtprecv,stream->soundwrite); } if (stream->ms.use_rc){ stream->ms.rc=ms_audio_bitrate_controller_new(stream->ms.session,stream->ms.encoder,0); } /* Create PLC */ if ((stream->features & AUDIO_STREAM_FEATURE_PLC) != 0) { int decoder_have_plc = 0; if (ms_filter_has_method(stream->ms.decoder, MS_AUDIO_DECODER_HAVE_PLC)) { if (ms_filter_call_method(stream->ms.decoder, MS_AUDIO_DECODER_HAVE_PLC, &decoder_have_plc) != 0) { ms_warning("MS_AUDIO_DECODER_HAVE_PLC function error: enable default plc"); } } else { ms_warning("MS_DECODER_HAVE_PLC function not implemented by the decoder: enable default plc"); } if (decoder_have_plc == 0) { stream->plc = ms_filter_new(MS_GENERIC_PLC_ID); } if (stream->plc) { ms_filter_call_method(stream->plc, MS_FILTER_SET_NCHANNELS, &pt->channels); ms_filter_call_method(stream->plc, MS_FILTER_SET_SAMPLE_RATE, &sample_rate); } } else { stream->plc = NULL; } /* create ticker */ if (stream->ms.ticker==NULL) start_ticker(&stream->ms); else{ /*we were using the dummy preload graph, destroy it*/ if (stream->dummy) stop_preload_graph(stream); } /* and then connect all */ /* tip: draw yourself the picture if you don't understand */ /*sending graph*/ ms_connection_helper_start(&h); ms_connection_helper_link(&h,stream->soundread,-1,0); if (stream->read_resampler) ms_connection_helper_link(&h,stream->read_resampler,0,0); if (stream->ec) ms_connection_helper_link(&h,stream->ec,1,1); if (stream->volsend) ms_connection_helper_link(&h,stream->volsend,0,0); if (stream->dtmfgen_rtp) ms_connection_helper_link(&h,stream->dtmfgen_rtp,0,0); if (stream->send_tee) ms_connection_helper_link(&h,stream->send_tee,0,0); ms_connection_helper_link(&h,stream->ms.encoder,0,0); ms_connection_helper_link(&h,stream->ms.rtpsend,0,-1); /*receiving graph*/ ms_connection_helper_start(&h); ms_connection_helper_link(&h,stream->ms.rtprecv,-1,0); ms_connection_helper_link(&h,stream->ms.decoder,0,0); if (stream->plc) ms_connection_helper_link(&h,stream->plc,0,0); if (stream->dtmfgen) ms_connection_helper_link(&h,stream->dtmfgen,0,0); if (stream->volrecv) ms_connection_helper_link(&h,stream->volrecv,0,0); if (stream->recv_tee) ms_connection_helper_link(&h,stream->recv_tee,0,0); if (stream->equalizer) ms_connection_helper_link(&h,stream->equalizer,0,0); if (stream->ec) ms_connection_helper_link(&h,stream->ec,0,0); if (stream->write_resampler) ms_connection_helper_link(&h,stream->write_resampler,0,0); ms_connection_helper_link(&h,stream->soundwrite,0,-1); /*call recording part, attached to both outgoing and incoming graphs*/ if (stream->recorder){ ms_filter_link(stream->send_tee,1,stream->recorder_mixer,0); ms_filter_link(stream->recv_tee,1,stream->recorder_mixer,1); ms_filter_link(stream->recorder_mixer,0,stream->recorder,0); } /*to make sure all preprocess are done before befre processing audio*/ ms_ticker_attach_multiple(stream->ms.ticker ,stream->soundread ,stream->ms.rtprecv ,NULL); stream->ms.start_time=ms_time(NULL); stream->ms.is_beginning=TRUE; return 0; }
int ms_ticker_attach(MSTicker *ticker, MSFilter *f){ return ms_ticker_attach_multiple(ticker,f,NULL); }