Пример #1
0
switch_status_t spandsp_tdd_send_session(switch_core_session_t *session, const char *text)
{
	v18_state_t *tdd_state;
	switch_frame_t *read_frame, write_frame = { 0 };
	uint8_t write_buf[SWITCH_RECOMMENDED_BUFFER_SIZE];
	switch_codec_implementation_t read_impl = { 0 };
	switch_codec_t write_codec = { 0 };
	switch_channel_t *channel = switch_core_session_get_channel(session);
	switch_status_t status;

	switch_core_session_get_read_impl(session, &read_impl);

	if (switch_core_codec_init(&write_codec,
				"L16",
				NULL,
				read_impl.actual_samples_per_second,
				read_impl.microseconds_per_packet / 1000,
				read_impl.number_of_channels,
				SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE, NULL,
				switch_core_session_get_pool(session)) == SWITCH_STATUS_SUCCESS) {
				write_frame.data = write_buf;
				write_frame.buflen = sizeof(write_buf);
				write_frame.datalen = read_impl.decoded_bytes_per_packet;
				write_frame.samples = write_frame.datalen / 2;
				write_frame.codec = &write_codec;
		switch_core_session_set_read_codec(session, &write_codec);
	} else {
		return SWITCH_STATUS_FALSE;
	}

	tdd_state = v18_init(NULL, TRUE, get_v18_mode(session), put_text_msg, NULL);


	v18_put(tdd_state, text, -1);

	while(switch_channel_ready(channel)) {
		status = switch_core_session_read_frame(session, &read_frame, SWITCH_IO_FLAG_NONE, 0);

		if (!SWITCH_READ_ACCEPTABLE(status)) {
			break;
		}


		if (!v18_tx(tdd_state, (void *)write_buf, write_frame.samples)) {
			break;
		}

		if (switch_core_session_write_frame(session, &write_frame, SWITCH_IO_FLAG_NONE, 0) != SWITCH_STATUS_SUCCESS) {
			break;
		}

	}

	switch_core_codec_destroy(&write_codec);
	switch_core_session_set_read_codec(session, NULL);

	v18_free(tdd_state);

	return SWITCH_STATUS_SUCCESS;
}
Пример #2
0
void conference_loop_exec_app(conference_member_t *member, caller_control_action_t *action)
{
	char *app = NULL;
	char *arg = "";

	char *argv[2] = { 0 };
	int argc;
	char *mydata = NULL;
	switch_event_t *event = NULL;
	switch_channel_t *channel = NULL;

	if (!action->expanded_data) return;

	if (test_eflag(member->conference, EFLAG_DTMF) && switch_event_create_subclass(&event, SWITCH_EVENT_CUSTOM, CONF_EVENT_MAINT) == SWITCH_STATUS_SUCCESS) {
		conference_member_add_event_data(member, event);
		switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Action", "execute_app");
		switch_event_add_header_string(event, SWITCH_STACK_BOTTOM, "Application", action->expanded_data);
		switch_event_fire(&event);
	}

	mydata = strdup(action->expanded_data);
	switch_assert(mydata);

	if ((argc = switch_separate_string(mydata, ' ', argv, (sizeof(argv) / sizeof(argv[0]))))) {
		if (argc > 0) {
			app = argv[0];
		}
		if (argc > 1) {
			arg = argv[1];
		}

	} else {
		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(member->session), SWITCH_LOG_ERROR, "Empty execute app string [%s]\n",
						  (char *) action->expanded_data);
		goto done;
	}

	if (!app) {
		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(member->session), SWITCH_LOG_ERROR, "Unable to find application.\n");
		goto done;
	}

	switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(member->session), SWITCH_LOG_INFO, "Execute app: %s, %s\n", app, arg);

	channel = switch_core_session_get_channel(member->session);

	switch_channel_set_app_flag(channel, CF_APP_TAGGED);
	switch_core_session_set_read_codec(member->session, NULL);
	switch_core_session_execute_application(member->session, app, arg);
	switch_core_session_set_read_codec(member->session, &member->read_codec);
	switch_channel_clear_app_flag(channel, CF_APP_TAGGED);

 done:

	switch_safe_free(mydata);

	return;
}
static switch_status_t tech_init(private_t *tech_pvt, switch_core_session_t *session)
{
	const char *iananame = "L16";
	int rate = 8000;
	int interval = 20;
	switch_status_t status = SWITCH_STATUS_SUCCESS;
	switch_channel_t *channel = switch_core_session_get_channel(session);
	const switch_codec_implementation_t *read_impl;


	switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "%s setup codec %s/%d/%d\n", switch_channel_get_name(channel), iananame, rate,
					  interval);

	status = switch_core_codec_init(&tech_pvt->read_codec,
									iananame,
									NULL,
									rate, interval, 1, SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE, NULL, switch_core_session_get_pool(session));

	if (status != SWITCH_STATUS_SUCCESS || !tech_pvt->read_codec.implementation || !switch_core_codec_ready(&tech_pvt->read_codec)) {
		goto end;
	}

	status = switch_core_codec_init(&tech_pvt->write_codec,
									iananame,
									NULL,
									rate, interval, 1, SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE, NULL, switch_core_session_get_pool(session));


	if (status != SWITCH_STATUS_SUCCESS) {
		switch_core_codec_destroy(&tech_pvt->read_codec);
		goto end;
	}

	tech_pvt->read_frame.data = tech_pvt->databuf;
	tech_pvt->read_frame.buflen = sizeof(tech_pvt->databuf);
	tech_pvt->read_frame.codec = &tech_pvt->read_codec;
	tech_pvt->read_frame.flags = SFF_NONE;

	switch_core_session_set_read_codec(session, &tech_pvt->read_codec);
	switch_core_session_set_write_codec(session, &tech_pvt->write_codec);

	read_impl = tech_pvt->read_codec.implementation;

	switch_core_timer_init(&tech_pvt->timer, "soft",
						   read_impl->microseconds_per_packet / 1000, read_impl->samples_per_packet, switch_core_session_get_pool(session));


	switch_mutex_init(&tech_pvt->mutex, SWITCH_MUTEX_NESTED, switch_core_session_get_pool(session));
	switch_core_session_set_private(session, tech_pvt);
	tech_pvt->session = session;
	tech_pvt->channel = switch_core_session_get_channel(session);

  end:

	return status;
}
Пример #4
0
static switch_status_t channel_receive_event(switch_core_session_t *session, switch_event_t *event)
{
    const char *command = switch_event_get_header(event, "command");
    switch_channel_t *channel = switch_core_session_get_channel(session);
    crtp_private_t *tech_pvt = switch_core_session_get_private(session);
    char *codec  = switch_event_get_header_nil(event, kCODEC);
    char *szptime  = switch_event_get_header_nil(event, kPTIME);
    char *szrate = switch_event_get_header_nil(event, kRATE);
    char *szpt = switch_event_get_header_nil(event, kPT);

    int ptime  = !zstr(szptime) ? atoi(szptime) : 0,
		rate = !zstr(szrate) ? atoi(szrate) : 8000,
		pt = !zstr(szpt) ? atoi(szpt) : 0;


    if (!zstr(command) && !strcasecmp(command, "media_modify")) {
        /* Compare parameters */
        if (compare_var(event, channel, kREMOTEADDR) ||
            compare_var(event, channel, kREMOTEPORT)) {
		char *remote_addr = switch_event_get_header(event, kREMOTEADDR);
		char *szremote_port = switch_event_get_header(event, kREMOTEPORT);
		switch_port_t remote_port = !zstr(szremote_port) ? atoi(szremote_port) : 0;
		const char *err;


            switch_channel_set_variable(channel, kREMOTEADDR, remote_addr);
            switch_channel_set_variable(channel, kREMOTEPORT, szremote_port);
            
            if (switch_rtp_set_remote_address(tech_pvt->rtp_session, remote_addr, remote_port, 0, SWITCH_TRUE, &err) != SWITCH_STATUS_SUCCESS) {
                switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, "Error setting RTP remote address: %s\n", err);
            } else {
                switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "Set RTP remote: %s:%d\n", remote_addr, (int)remote_port);
                tech_pvt->mode = RTP_SENDRECV;
            }
        }
        
        if (compare_var(event, channel, kCODEC) ||
            compare_var(event, channel, kPTIME) ||
            compare_var(event, channel, kPT) ||
	    compare_var(event, channel, kRATE)) {
		/* Reset codec */
		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_CRIT, "Switching codec updating \n");

		if (switch_core_codec_init(&tech_pvt->read_codec,
					codec,
					NULL,
					rate,
					ptime,
					1,
					/*SWITCH_CODEC_FLAG_ENCODE |*/ SWITCH_CODEC_FLAG_DECODE,
					NULL, switch_core_session_get_pool(tech_pvt->session)) != SWITCH_STATUS_SUCCESS) {
			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't load codec?\n");
			goto fail;
		} else {
			if (switch_core_codec_init(&tech_pvt->write_codec,
						codec,
						NULL,
						rate,
						ptime,
						1,
						SWITCH_CODEC_FLAG_ENCODE /*| SWITCH_CODEC_FLAG_DECODE*/, 
						NULL, switch_core_session_get_pool(tech_pvt->session)) != SWITCH_STATUS_SUCCESS) {
				switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't load codec?\n");
				goto fail;
			}
		}

		if (switch_core_session_set_read_codec(session, &tech_pvt->read_codec) != SWITCH_STATUS_SUCCESS) {
			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't set read codec?\n");
			goto fail;
		}

		if (switch_core_session_set_write_codec(session, &tech_pvt->write_codec) != SWITCH_STATUS_SUCCESS) {
			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't set write codec?\n");
			goto fail;
		}

		switch_rtp_set_default_payload(tech_pvt->rtp_session, pt);
		//switch_rtp_set_recv_pt(tech_pvt->rtp_session, pt);
	}
        
        if (compare_var(event, channel, kRFC2833PT)) {
            const char *szpt = switch_channel_get_variable(channel, kRFC2833PT);
            int pt = !zstr(szpt) ? atoi(szpt) : 0;
            
            switch_channel_set_variable(channel, kRFC2833PT, szpt);
            switch_rtp_set_telephony_event(tech_pvt->rtp_session, pt);
        }
    
    } else {
        switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_ERROR, "Received unknown command [%s] in event.\n", !command ? "null" : command);
    }

    return SWITCH_STATUS_SUCCESS;
fail:
     if (tech_pvt) {
        if (tech_pvt->read_codec.implementation) {
			switch_core_codec_destroy(&tech_pvt->read_codec);
		}
		
		if (tech_pvt->write_codec.implementation) {
			switch_core_codec_destroy(&tech_pvt->write_codec);
		}
    }
    
    if (session) {
        switch_core_session_destroy(&session);
    }
    return SWITCH_STATUS_FALSE;

}
Пример #5
0
static switch_call_cause_t channel_outgoing_channel(switch_core_session_t *session, switch_event_t *var_event,
													switch_caller_profile_t *outbound_profile,
													switch_core_session_t **new_session, 
													switch_memory_pool_t **pool,
													switch_originate_flag_t flags, switch_call_cause_t *cancel_cause)
{
    switch_channel_t *channel;
    char name[128];
    crtp_private_t *tech_pvt = NULL;    
    switch_caller_profile_t *caller_profile;
    switch_rtp_flag_t rtp_flags[SWITCH_RTP_FLAG_INVALID] = {0};
    
    const char *err;

    
    const char  *local_addr = switch_event_get_header_nil(var_event, kLOCALADDR),
                *szlocal_port = switch_event_get_header_nil(var_event, kLOCALPORT),
                *remote_addr = switch_event_get_header_nil(var_event, kREMOTEADDR),
                *szremote_port = switch_event_get_header_nil(var_event, kREMOTEPORT),
                *codec  = switch_event_get_header_nil(var_event, kCODEC),
                *szptime  = switch_event_get_header_nil(var_event, kPTIME),
                //*mode  = switch_event_get_header_nil(var_event, kMODE),
                //*szrfc2833_pt = switch_event_get_header_nil(var_event, kRFC2833PT),
                *szrate = switch_event_get_header_nil(var_event, kRATE),
                *szpt = switch_event_get_header_nil(var_event, kPT);
    
    
    switch_port_t local_port = !zstr(szlocal_port) ? atoi(szlocal_port) : 0,
                 remote_port = !zstr(szremote_port) ? atoi(szremote_port) : 0;
    
    int ptime  = !zstr(szptime) ? atoi(szptime) : 0,
        //rfc2833_pt = !zstr(szrfc2833_pt) ? atoi(szrfc2833_pt) : 0,
        rate = !zstr(szrate) ? atoi(szrate) : 8000,
        pt = !zstr(szpt) ? atoi(szpt) : 0;
    
        if (
            ((zstr(remote_addr) || remote_port == 0) && (zstr(local_addr) || local_port == 0)) ||
            zstr(codec) ||
            zstr(szpt)) {
        
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Missing required arguments\n");
        goto fail;
    }
    
    
    if (!(*new_session = switch_core_session_request(crtp.endpoint_interface, SWITCH_CALL_DIRECTION_OUTBOUND, 0, pool))) {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Couldn't request session.\n");
        goto fail;
    }
    
    channel = switch_core_session_get_channel(*new_session);
    
    tech_pvt = switch_core_session_alloc(*new_session, sizeof *tech_pvt);
    tech_pvt->session = *new_session;
    tech_pvt->channel = channel;
    tech_pvt->local_address = switch_core_session_strdup(*new_session, local_addr);
    tech_pvt->local_port = local_port;
    tech_pvt->remote_address = switch_core_session_strdup(*new_session, remote_addr);
    tech_pvt->remote_port = remote_port;
    tech_pvt->ptime = ptime;
    tech_pvt->agreed_pt = pt;
    tech_pvt->dtmf_type = DTMF_2833; /* XXX */
    
    if (zstr(local_addr) || local_port == 0) {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "The local address and port must be set\n");
        goto fail;
    } else if (zstr(remote_addr) || remote_port == 0) {
        tech_pvt->mode = RTP_RECVONLY;
    } else {
        tech_pvt->mode = RTP_SENDRECV;
    }
    
    switch_core_session_set_private(*new_session, tech_pvt);
    
    caller_profile = switch_caller_profile_clone(*new_session, outbound_profile);
    switch_channel_set_caller_profile(channel, caller_profile);
    
    
    snprintf(name, sizeof(name), "rtp/%s", outbound_profile->destination_number);
	switch_channel_set_name(channel, name);
    
    switch_channel_set_state(channel, CS_INIT);

	if (switch_core_codec_init(&tech_pvt->read_codec,
							   codec,
							   NULL,
							   rate,
							   ptime,
							   1,
							   /*SWITCH_CODEC_FLAG_ENCODE |*/ SWITCH_CODEC_FLAG_DECODE,
							   NULL, switch_core_session_get_pool(tech_pvt->session)) != SWITCH_STATUS_SUCCESS) {
		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't load codec?\n");
        goto fail;
	} else {
		if (switch_core_codec_init(&tech_pvt->write_codec,
								   codec,
								   NULL,
								   rate,
								   ptime,
								   1,
								   SWITCH_CODEC_FLAG_ENCODE /*| SWITCH_CODEC_FLAG_DECODE*/, 
								   NULL, switch_core_session_get_pool(tech_pvt->session)) != SWITCH_STATUS_SUCCESS) {
			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't load codec?\n");
            goto fail;
		}
	}
    
    if (switch_core_session_set_read_codec(*new_session, &tech_pvt->read_codec) != SWITCH_STATUS_SUCCESS) {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't set read codec?\n");
        goto fail;
    }
    
    if (switch_core_session_set_write_codec(*new_session, &tech_pvt->write_codec) != SWITCH_STATUS_SUCCESS) {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't set write codec?\n");
        goto fail;
    }
    
    if (!(tech_pvt->rtp_session = switch_rtp_new(local_addr, local_port, remote_addr, remote_port, tech_pvt->agreed_pt,
												 tech_pvt->read_codec.implementation->samples_per_packet, ptime * 1000,
												 rtp_flags, "soft", &err, switch_core_session_get_pool(*new_session)))) {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Couldn't setup RTP session: [%s]\n", err);
        goto fail;
    }
    
    if (switch_core_session_thread_launch(*new_session) != SWITCH_STATUS_SUCCESS) {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Couldn't start session thread.\n"); 
        goto fail;
    }
    
    switch_channel_mark_answered(channel);
    
    return SWITCH_CAUSE_SUCCESS;
    
fail:
     if (tech_pvt) {
        if (tech_pvt->read_codec.implementation) {
			switch_core_codec_destroy(&tech_pvt->read_codec);
		}
		
		if (tech_pvt->write_codec.implementation) {
			switch_core_codec_destroy(&tech_pvt->write_codec);
		}
    }
    
    if (*new_session) {
        switch_core_session_destroy(new_session);
    }
    return SWITCH_CAUSE_DESTINATION_OUT_OF_ORDER;
}
Пример #6
0
static switch_status_t tech_init(private_t *tech_pvt, switch_core_session_t *session, switch_codec_t *codec)
{
	const char *iananame = "L16";
	int rate = 8000;
	int interval = 20;
	switch_status_t status = SWITCH_STATUS_SUCCESS;
	switch_channel_t *channel = switch_core_session_get_channel(session);
	const switch_codec_implementation_t *read_impl;

	if (codec) {
		iananame = codec->implementation->iananame;
		rate = codec->implementation->samples_per_second;
		interval = codec->implementation->microseconds_per_packet / 1000;
	}

	if (switch_core_codec_ready(&tech_pvt->read_codec)) {
		switch_core_codec_destroy(&tech_pvt->read_codec);
	}

	if (switch_core_codec_ready(&tech_pvt->write_codec)) {
		switch_core_codec_destroy(&tech_pvt->write_codec);
	}

	switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(session), SWITCH_LOG_DEBUG, "%s setup codec %s/%d/%d\n", switch_channel_get_name(channel), iananame, rate,
					  interval);

	status = switch_core_codec_init(&tech_pvt->read_codec,
									iananame,
									NULL,
									rate, interval, 1, SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE, NULL, switch_core_session_get_pool(session));

	if (status != SWITCH_STATUS_SUCCESS || !tech_pvt->read_codec.implementation || !switch_core_codec_ready(&tech_pvt->read_codec)) {
		goto end;
	}

	status = switch_core_codec_init(&tech_pvt->write_codec,
									iananame,
									NULL,
									rate, interval, 1, SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE, NULL, switch_core_session_get_pool(session));


	if (status != SWITCH_STATUS_SUCCESS) {
		switch_core_codec_destroy(&tech_pvt->read_codec);
		goto end;
	}

	tech_pvt->read_frame.data = tech_pvt->databuf;
	tech_pvt->read_frame.buflen = sizeof(tech_pvt->databuf);
	tech_pvt->read_frame.codec = &tech_pvt->read_codec;


	tech_pvt->cng_frame.data = tech_pvt->cng_databuf;
	tech_pvt->cng_frame.buflen = sizeof(tech_pvt->cng_databuf);
	//switch_set_flag((&tech_pvt->cng_frame), SFF_CNG);
	tech_pvt->cng_frame.datalen = 2;

	tech_pvt->bowout_frame_count = (tech_pvt->read_codec.implementation->actual_samples_per_second /
									tech_pvt->read_codec.implementation->samples_per_packet) * 3;

	switch_core_session_set_read_codec(session, &tech_pvt->read_codec);
	switch_core_session_set_write_codec(session, &tech_pvt->write_codec);

	if (tech_pvt->flag_mutex) {
		switch_core_timer_destroy(&tech_pvt->timer);
	}

	read_impl = tech_pvt->read_codec.implementation;

	switch_core_timer_init(&tech_pvt->timer, "soft",
						   read_impl->microseconds_per_packet / 1000, read_impl->samples_per_packet * 4, switch_core_session_get_pool(session));


	if (!tech_pvt->flag_mutex) {
		switch_mutex_init(&tech_pvt->flag_mutex, SWITCH_MUTEX_NESTED, switch_core_session_get_pool(session));
		switch_mutex_init(&tech_pvt->mutex, SWITCH_MUTEX_NESTED, switch_core_session_get_pool(session));
		switch_core_session_set_private(session, tech_pvt);
		switch_queue_create(&tech_pvt->frame_queue, FRAME_QUEUE_LEN, switch_core_session_get_pool(session));
		tech_pvt->session = session;
		tech_pvt->channel = switch_core_session_get_channel(session);
	}

  end:

	return status;
}
bool WSClientParser::InitChannel(WSChannel* wsChannel) {
	switch_core_session_t *session = wsChannel->session;
	switch_channel_t* channel = switch_core_session_get_channel(wsChannel->session);

	// 初始化语音
	wsChannel->read_frame.data = wsChannel->databuf;
	wsChannel->read_frame.buflen = sizeof(wsChannel->databuf);

	/* Initialize read & write codecs */
	if (switch_core_codec_init(
			&wsChannel->read_codec,
			/* name */ "SPEEX",
			/* modname */ NULL,
			/* fmtp */ NULL,
			/* rate */ 16000,
			/* ms */ 20,
			/* channels */ 1,
			/* flags */ SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE,
			/* codec settings */ NULL, switch_core_session_get_pool(session)) != SWITCH_STATUS_SUCCESS) {
		switch_log_printf(
				SWITCH_CHANNEL_SESSION_LOG(session),
				SWITCH_LOG_ERROR,
				"WSClientParser::InitChannel( "
				"[Fail, Can't initialize read codec], "
				"this : %p, "
				"wsChannel : %p "
				")\n",
				this,
				wsChannel
				);

		return false;
	}

	if (switch_core_codec_init(
			&wsChannel->write_codec,
			/* name */ "SPEEX",
			/* modname */ NULL,
			/* fmtp */ NULL,
			/* rate */ 16000,
			/* ms */ 20,
			/* channels */ 1,
			/* flags */ SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE,
			/* codec settings */ NULL, switch_core_session_get_pool(session)) != SWITCH_STATUS_SUCCESS) {
		switch_log_printf(
				SWITCH_CHANNEL_SESSION_LOG(session),
				SWITCH_LOG_ERROR, ""
				"WSClientParser::InitChannel( "
				"[Fail, Can't initialize write codec], "
				"this : %p, "
				"wsChannel : %p "
				")\n",
				this,
				wsChannel
				);

		return false;
	}

	switch_core_session_set_read_codec(session, &wsChannel->read_codec);
	switch_core_session_set_write_codec(session, &wsChannel->write_codec);

	//static inline uint8_t rtmp_audio_codec(int channels, int bits, int rate, rtmp_audio_format_t format) {
	wsChannel->audio_codec = 0xB2; //rtmp_audio_codec(1, 16, 0 /* speex is always 8000  */, RTMP_AUDIO_SPEEX);

	// 初始化视频
	switch_codec_settings_t codec_settings = {{ 0 }};
	wsChannel->video_read_frame.data = wsChannel->video_databuf;
	wsChannel->video_read_frame.buflen = sizeof(wsChannel->video_databuf);

	/* Initialize video read & write codecs */
	if (switch_core_codec_init(
			&wsChannel->video_read_codec,
			/* name */ "H264",
			/* modname */ NULL,
			/* fmtp */ NULL,
			/* rate */ 90000,
			/* ms */ 0,
			/* channels */ 1,
			/* flags */ SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE,
			/* codec settings */ NULL,
			switch_core_session_get_pool(session)) != SWITCH_STATUS_SUCCESS
			) {
		switch_log_printf(
				SWITCH_CHANNEL_SESSION_LOG(session),
				SWITCH_LOG_ERROR,
				"WSClientParser::InitChannel( "
				"[Fail, Can't initialize video read codec], "
				"this : %p, "
				"wsChannel : %p "
				") \n",
				this,
				wsChannel
				);

		return false;
	}

	codec_settings.video.bandwidth = switch_parse_bandwidth_string("1mb");

	if (switch_core_codec_init(
			&wsChannel->video_write_codec,
			/* name */ "H264",
			/* modname */ NULL,
			/* fmtp */ NULL,
			/* rate */ 90000,
			/* ms */ 0,
			/* channels */ 1,
			/* flags */ SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE,
			/* codec settings */ &codec_settings,
			switch_core_session_get_pool(session)) != SWITCH_STATUS_SUCCESS
			) {
		switch_log_printf(
				SWITCH_CHANNEL_SESSION_LOG(session),
				SWITCH_LOG_ERROR,
				"WSClientParser::InitChannel( "
				"[Fail, Can't initialize write codec], "
				"this : %p, "
				"wsChannel : %p "
				") \n",
				this,
				wsChannel
				);
		return false;
	}

	switch_core_session_set_video_read_codec(session, &wsChannel->video_read_codec);
	switch_core_session_set_video_write_codec(session, &wsChannel->video_write_codec);
	switch_channel_set_flag(channel, CF_VIDEO);

	wsChannel->mparams.external_video_source = SWITCH_TRUE;
	switch_media_handle_create(&wsChannel->media_handle, session, &wsChannel->mparams);

	wsChannel->video_read_frame.packet = wsChannel->video_databuf;
	wsChannel->video_read_frame.data = wsChannel->video_databuf + 12;
	wsChannel->video_read_frame.buflen = SWITCH_RECOMMENDED_BUFFER_SIZE - 12;

	switch_mutex_init(&wsChannel->video_readbuf_mutex, SWITCH_MUTEX_NESTED, switch_core_session_get_pool(session));

	switch_buffer_create_dynamic(&wsChannel->video_readbuf, 1024, 1024, 2048000);

	wsChannel->video_codec = 0xB2;

	return true;
}
Пример #8
0
static switch_call_cause_t channel_outgoing_channel(switch_core_session_t *session, switch_event_t *var_event,
													switch_caller_profile_t *outbound_profile,
													switch_core_session_t **new_session, 
													switch_memory_pool_t **pool,
													switch_originate_flag_t flags, switch_call_cause_t *cancel_cause)
{
    const char  *szchanid = switch_event_get_header(var_event, kCHAN_ID),
                *span_name = switch_event_get_header(var_event, kSPAN_NAME),
                *szprebuffer_len = switch_event_get_header(var_event, kPREBUFFER_LEN);
    int chan_id;
    int span_id;
    switch_caller_profile_t *caller_profile;
    ftdm_span_t *span;
    ftdm_channel_t *chan;
    switch_channel_t *channel;
    char name[128];
    const char *dname;
    ftdm_codec_t codec;
    uint32_t interval;
    ctdm_private_t *tech_pvt = NULL;

    if (zstr(szchanid) || zstr(span_name)) {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Both ["kSPAN_ID"] and ["kCHAN_ID"] have to be set.\n");
        goto fail;
    }
    
    chan_id = atoi(szchanid);
    
    if (ftdm_span_find_by_name(span_name, &span) == FTDM_SUCCESS) {
         span_id = ftdm_span_get_id(span);   
    } else {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Cannot find span [%s]\n", span_name);
        goto fail;
    }

    if (!(*new_session = switch_core_session_request(ctdm.endpoint_interface, SWITCH_CALL_DIRECTION_OUTBOUND, 0, pool))) {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Couldn't request session.\n");
        goto fail;
    }
    
    channel = switch_core_session_get_channel(*new_session);
    
    if (ftdm_channel_open_ph(span_id, chan_id, &chan) != FTDM_SUCCESS) {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Couldn't open span or channel.\n"); 
        goto fail;
    }
    
    span = ftdm_channel_get_span(chan);
    
    tech_pvt = switch_core_session_alloc(*new_session, sizeof *tech_pvt);
    tech_pvt->chan_id = chan_id;
    tech_pvt->span_id = span_id;
    tech_pvt->ftdm_channel = chan;
    tech_pvt->session = *new_session;
    tech_pvt->read_frame.buflen = sizeof(tech_pvt->databuf);
    tech_pvt->read_frame.data = tech_pvt->databuf;
    tech_pvt->prebuffer_len = zstr(szprebuffer_len) ? 0 : atoi(szprebuffer_len);
    switch_core_session_set_private(*new_session, tech_pvt);
    
    
    caller_profile = switch_caller_profile_clone(*new_session, outbound_profile);
    switch_channel_set_caller_profile(channel, caller_profile);
    
    snprintf(name, sizeof(name), "tdm/%d:%d", span_id, chan_id);
	switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Connect outbound channel %s\n", name);
	switch_channel_set_name(channel, name);
    
    switch_channel_set_state(channel, CS_INIT);
    
	if (FTDM_SUCCESS != ftdm_channel_command(chan, FTDM_COMMAND_GET_CODEC, &codec)) {
		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Failed to retrieve channel codec.\n");
		return SWITCH_STATUS_GENERR;
	}
    
    if (FTDM_SUCCESS != ftdm_channel_command(chan, FTDM_COMMAND_GET_INTERVAL, &interval)) {
		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Failed to retrieve channel interval.\n");
		return SWITCH_STATUS_GENERR;
	}
    
    if (FTDM_SUCCESS != ftdm_channel_command(chan, FTDM_COMMAND_SET_PRE_BUFFER_SIZE, &tech_pvt->prebuffer_len)) {
		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Failed to set channel pre buffer size.\n");
		return SWITCH_STATUS_GENERR;        
    }

    if (FTDM_SUCCESS != ftdm_channel_command(tech_pvt->ftdm_channel, FTDM_COMMAND_ENABLE_ECHOCANCEL, NULL)) {
		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Failed to set enable echo cancellation.\n");
	}
    
	switch(codec) {
        case FTDM_CODEC_ULAW:
		{
			dname = "PCMU";
		}
            break;
        case FTDM_CODEC_ALAW:
		{
			dname = "PCMA";
		}
            break;
        case FTDM_CODEC_SLIN:
		{
			dname = "L16";
		}
            break;
        default:
		{
			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Invalid codec value retrieved from channel, codec value: %d\n", codec);
			goto fail;
		}
	}

    
	if (switch_core_codec_init(&tech_pvt->read_codec,
							   dname,
							   NULL,
							   8000,
							   interval,
							   1,
							   SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE,
							   NULL, switch_core_session_get_pool(tech_pvt->session)) != SWITCH_STATUS_SUCCESS) {
		switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't load codec?\n");
        goto fail;
	} else {
		if (switch_core_codec_init(&tech_pvt->write_codec,
								   dname,
								   NULL,
								   8000,
								   interval,
								   1,
								   SWITCH_CODEC_FLAG_ENCODE | SWITCH_CODEC_FLAG_DECODE,
								   NULL, switch_core_session_get_pool(tech_pvt->session)) != SWITCH_STATUS_SUCCESS) {
			switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't load codec?\n");
			switch_core_codec_destroy(&tech_pvt->read_codec);
            goto fail;
		}
	}
    
    if (switch_core_session_set_read_codec(*new_session, &tech_pvt->read_codec) != SWITCH_STATUS_SUCCESS) {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't set read codec?\n");
        goto fail;
    }
    
    if (switch_core_session_set_write_codec(*new_session, &tech_pvt->write_codec) != SWITCH_STATUS_SUCCESS) {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Can't set write codec?\n");        
    }
    
    if (switch_core_session_thread_launch(*new_session) != SWITCH_STATUS_SUCCESS) {
        switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Couldn't start session thread.\n"); 
        goto fail;
    }
    
    switch_channel_mark_answered(channel);
    
    return SWITCH_CAUSE_SUCCESS;

fail:
    
    if (tech_pvt) {
        if (tech_pvt->ftdm_channel) {
            ftdm_channel_close(&tech_pvt->ftdm_channel);
        }
        
        if (tech_pvt->read_codec.implementation) {
			switch_core_codec_destroy(&tech_pvt->read_codec);
		}
		
		if (tech_pvt->write_codec.implementation) {
			switch_core_codec_destroy(&tech_pvt->write_codec);
		}
    }
    
    if (*new_session) {
        switch_core_session_destroy(new_session);
    }
    return SWITCH_CAUSE_DESTINATION_OUT_OF_ORDER;
}
Пример #9
0
/* NB. this starts the input thread after some initial setup for the call leg */
void conference_loop_output(conference_member_t *member)
{
	switch_channel_t *channel;
	switch_frame_t write_frame = { 0 };
	uint8_t *data = NULL;
	switch_timer_t timer = { 0 };
	uint32_t interval;
	uint32_t samples;
	//uint32_t csamples;
	uint32_t tsamples;
	uint32_t flush_len;
	uint32_t low_count, bytes;
	call_list_t *call_list, *cp;
	switch_codec_implementation_t read_impl = { 0 };
	int sanity;
	switch_status_t st;

	switch_core_session_get_read_impl(member->session, &read_impl);


	channel = switch_core_session_get_channel(member->session);
	interval = read_impl.microseconds_per_packet / 1000;
	samples = switch_samples_per_packet(member->conference->rate, interval);
	//csamples = samples;
	tsamples = member->orig_read_impl.samples_per_packet;
	low_count = 0;
	bytes = samples * 2 * member->conference->channels;
	call_list = NULL;
	cp = NULL;

	member->loop_loop = 0;

	switch_assert(member->conference != NULL);

	flush_len = switch_samples_per_packet(member->conference->rate, member->conference->interval) * 2 * member->conference->channels * (500 / member->conference->interval);

	if (switch_core_timer_init(&timer, member->conference->timer_name, interval, tsamples, NULL) != SWITCH_STATUS_SUCCESS) {
		switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(member->session), SWITCH_LOG_ERROR, "Timer Setup Failed.  Conference Cannot Start\n");
		return;
	}

	switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(member->session), SWITCH_LOG_DEBUG, "Setup timer %s success interval: %u  samples: %u\n",
					  member->conference->timer_name, interval, tsamples);


	write_frame.data = data = switch_core_session_alloc(member->session, SWITCH_RECOMMENDED_BUFFER_SIZE);
	write_frame.buflen = SWITCH_RECOMMENDED_BUFFER_SIZE;


	write_frame.codec = &member->write_codec;

	/* Start the input thread */
	conference_loop_launch_input(member, switch_core_session_get_pool(member->session));

	if ((call_list = switch_channel_get_private(channel, "_conference_autocall_list_"))) {
		const char *cid_name = switch_channel_get_variable(channel, "conference_auto_outcall_caller_id_name");
		const char *cid_num = switch_channel_get_variable(channel, "conference_auto_outcall_caller_id_number");
		const char *toval = switch_channel_get_variable(channel, "conference_auto_outcall_timeout");
		const char *flags = switch_channel_get_variable(channel, "conference_utils_auto_outcall_flags");
		const char *profile = switch_channel_get_variable(channel, "conference_auto_outcall_profile");
		const char *ann = switch_channel_get_variable(channel, "conference_auto_outcall_announce");
		const char *prefix = switch_channel_get_variable(channel, "conference_auto_outcall_prefix");
		const char *maxwait = switch_channel_get_variable(channel, "conference_auto_outcall_maxwait");
		const char *delimiter_val = switch_channel_get_variable(channel, "conference_auto_outcall_delimiter");
		int to = 60;
		int wait_sec = 2;
		int loops = 0;

		if (ann && !switch_channel_test_app_flag_key("conference_silent", channel, CONF_SILENT_REQ)) {
			member->conference->special_announce = switch_core_strdup(member->conference->pool, ann);
		}

		switch_channel_set_private(channel, "_conference_autocall_list_", NULL);

		conference_utils_set_flag(member->conference, CFLAG_OUTCALL);

		if (toval) {
			to = atoi(toval);
			if (to < 10 || to > 500) {
				to = 60;
			}
		}

		for (cp = call_list; cp; cp = cp->next) {
			int argc;
			char *argv[512] = { 0 };
			char *cpstr = strdup(cp->string);
			int x = 0;

			switch_assert(cpstr);
			if (!zstr(delimiter_val) && strlen(delimiter_val) == 1) {
				char delimiter = *delimiter_val;
				argc = switch_separate_string(cpstr, delimiter, argv, (sizeof(argv) / sizeof(argv[0])));
			} else {
				argc = switch_separate_string(cpstr, ',', argv, (sizeof(argv) / sizeof(argv[0])));
			}
			for (x = 0; x < argc; x++) {
				char *dial_str = switch_mprintf("%s%s", switch_str_nil(prefix), argv[x]);
				switch_assert(dial_str);
				conference_outcall_bg(member->conference, NULL, NULL, dial_str, to, switch_str_nil(flags), cid_name, cid_num, NULL,
									  profile, &member->conference->cancel_cause, NULL);
				switch_safe_free(dial_str);
			}
			switch_safe_free(cpstr);
		}

		if (maxwait) {
			int tmp = atoi(maxwait);
			if (tmp > 0) {
				wait_sec = tmp;
			}
		}


		loops = wait_sec * 10;

		switch_channel_set_app_flag(channel, CF_APP_TAGGED);
		do {
			switch_ivr_sleep(member->session, 100, SWITCH_TRUE, NULL);
		} while(switch_channel_up(channel) && (member->conference->originating && --loops));
		switch_channel_clear_app_flag(channel, CF_APP_TAGGED);

		if (!switch_channel_ready(channel)) {
			member->conference->cancel_cause = SWITCH_CAUSE_ORIGINATOR_CANCEL;
			goto end;
		}

		conference_member_play_file(member, "tone_stream://%(500,0,640)", 0, SWITCH_TRUE);
	}

	if (!conference_utils_test_flag(member->conference, CFLAG_ANSWERED)) {
		switch_channel_answer(channel);
	}


	sanity = 2000;
	while(!conference_utils_member_test_flag(member, MFLAG_ITHREAD) && sanity > 0) {
		switch_cond_next();
		sanity--;
	}

	/* Fair WARNING, If you expect the caller to hear anything or for digit handling to be processed,      */
	/* you better not block this thread loop for more than the duration of member->conference->timer_name!  */
	while (!member->loop_loop && conference_utils_member_test_flag(member, MFLAG_RUNNING) && conference_utils_member_test_flag(member, MFLAG_ITHREAD)
		   && switch_channel_ready(channel)) {
		switch_event_t *event;
		int use_timer = 0;
		switch_buffer_t *use_buffer = NULL;
		uint32_t mux_used = 0;


		//if (member->reset_media || switch_channel_test_flag(member->channel, CF_CONFERENCE_RESET_MEDIA)) {
		//	switch_cond_next();
		//	continue;
		//}

		switch_mutex_lock(member->write_mutex);


		if (switch_channel_test_flag(member->channel, CF_CONFERENCE_ADV)) {
			if (member->conference->la) {
				conference_event_adv_la(member->conference, member, SWITCH_TRUE);
			}
			switch_channel_clear_flag(member->channel, CF_CONFERENCE_ADV);
		}


		if (switch_core_session_dequeue_event(member->session, &event, SWITCH_FALSE) == SWITCH_STATUS_SUCCESS) {
			if (event->event_id == SWITCH_EVENT_MESSAGE) {
				char *from = switch_event_get_header(event, "from");
				char *to = switch_event_get_header(event, "to");
				char *body = switch_event_get_body(event);

				if (to && from && body) {
					if (strchr(to, '+') && strncmp(to, CONF_CHAT_PROTO, strlen(CONF_CHAT_PROTO))) {
						switch_event_del_header(event, "to");
						switch_event_add_header(event, SWITCH_STACK_BOTTOM,
												"to", "%s+%s@%s", CONF_CHAT_PROTO, member->conference->name, member->conference->domain);
					} else {
						switch_event_del_header(event, "to");
						switch_event_add_header(event, SWITCH_STACK_BOTTOM, "to", "%s", member->conference->name);
					}
					chat_send(event);
				}
			}
			switch_event_destroy(&event);
		}

		if (switch_channel_direction(channel) == SWITCH_CALL_DIRECTION_OUTBOUND) {
			/* test to see if outbound channel has answered */
			if (switch_channel_test_flag(channel, CF_ANSWERED) && !conference_utils_test_flag(member->conference, CFLAG_ANSWERED)) {
				switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(member->session), SWITCH_LOG_DEBUG,
								  "Outbound conference channel answered, setting CFLAG_ANSWERED\n");
				conference_utils_set_flag(member->conference, CFLAG_ANSWERED);
			}
		} else {
			if (conference_utils_test_flag(member->conference, CFLAG_ANSWERED) && !switch_channel_test_flag(channel, CF_ANSWERED)) {
				switch_log_printf(SWITCH_CHANNEL_SESSION_LOG(member->session), SWITCH_LOG_DEBUG, "CLFAG_ANSWERED set, answering inbound channel\n");
				switch_channel_answer(channel);
			}
		}

		use_buffer = NULL;
		mux_used = (uint32_t) switch_buffer_inuse(member->mux_buffer);

		use_timer = 1;

		if (mux_used) {
			if (mux_used < bytes) {
				if (++low_count >= 5) {
					/* partial frame sitting around this long is useless and builds delay */
					conference_utils_member_set_flag_locked(member, MFLAG_FLUSH_BUFFER);
				}
			} else if (mux_used > flush_len) {
				/* getting behind, clear the buffer */
				conference_utils_member_set_flag_locked(member, MFLAG_FLUSH_BUFFER);
			}
		}

		if (switch_channel_test_app_flag(channel, CF_APP_TAGGED)) {
			conference_utils_member_set_flag_locked(member, MFLAG_FLUSH_BUFFER);
		} else if (mux_used >= bytes) {
			/* Flush the output buffer and write all the data (presumably muxed) back to the channel */
			switch_mutex_lock(member->audio_out_mutex);
			write_frame.data = data;
			use_buffer = member->mux_buffer;
			low_count = 0;

			if ((write_frame.datalen = (uint32_t) switch_buffer_read(use_buffer, write_frame.data, bytes))) {
				if (write_frame.datalen) {
					write_frame.samples = write_frame.datalen / 2 / member->conference->channels;

					if( !conference_utils_member_test_flag(member, MFLAG_CAN_HEAR)) {
						memset(write_frame.data, 255, write_frame.datalen);
					} else if (member->volume_out_level) { /* Check for output volume adjustments */
						switch_change_sln_volume(write_frame.data, write_frame.samples * member->conference->channels, member->volume_out_level);
					}

					write_frame.timestamp = timer.samplecount;

					if (member->fnode) {
						conference_member_add_file_data(member, write_frame.data, write_frame.datalen);
					}

					conference_member_check_channels(&write_frame, member, SWITCH_FALSE);

					if (switch_core_session_write_frame(member->session, &write_frame, SWITCH_IO_FLAG_NONE, 0) != SWITCH_STATUS_SUCCESS) {
						switch_mutex_unlock(member->audio_out_mutex);
						break;
					}
				}
			}

			switch_mutex_unlock(member->audio_out_mutex);
		}

		if (conference_utils_member_test_flag(member, MFLAG_FLUSH_BUFFER)) {
			if (switch_buffer_inuse(member->mux_buffer)) {
				switch_mutex_lock(member->audio_out_mutex);
				switch_buffer_zero(member->mux_buffer);
				switch_mutex_unlock(member->audio_out_mutex);
			}
			conference_utils_member_clear_flag_locked(member, MFLAG_FLUSH_BUFFER);
		}

		switch_mutex_unlock(member->write_mutex);


		if (conference_utils_member_test_flag(member, MFLAG_INDICATE_MUTE)) {
			if (!zstr(member->conference->muted_sound)) {
				conference_member_play_file(member, member->conference->muted_sound, 0, SWITCH_TRUE);
			} else {
				char msg[512];

				switch_snprintf(msg, sizeof(msg), "Muted");
				conference_member_say(member, msg, 0);
			}
			conference_utils_member_clear_flag(member, MFLAG_INDICATE_MUTE);
		}

		if (conference_utils_member_test_flag(member, MFLAG_INDICATE_MUTE_DETECT)) {
			if (!zstr(member->conference->mute_detect_sound)) {
				conference_member_play_file(member, member->conference->mute_detect_sound, 0, SWITCH_TRUE);
			} else {
				char msg[512];

				switch_snprintf(msg, sizeof(msg), "Currently Muted");
				conference_member_say(member, msg, 0);
			}
			conference_utils_member_clear_flag(member, MFLAG_INDICATE_MUTE_DETECT);
		}

		if (conference_utils_member_test_flag(member, MFLAG_INDICATE_UNMUTE)) {
			if (!zstr(member->conference->unmuted_sound)) {
				conference_member_play_file(member, member->conference->unmuted_sound, 0, SWITCH_TRUE);
			} else {
				char msg[512];

				switch_snprintf(msg, sizeof(msg), "Un-Muted");
				conference_member_say(member, msg, 0);
			}
			conference_utils_member_clear_flag(member, MFLAG_INDICATE_UNMUTE);
		}

		if (switch_core_session_private_event_count(member->session)) {
			switch_channel_set_app_flag(channel, CF_APP_TAGGED);
			switch_ivr_parse_all_events(member->session);
			switch_channel_clear_app_flag(channel, CF_APP_TAGGED);
			conference_utils_member_set_flag_locked(member, MFLAG_FLUSH_BUFFER);
			switch_core_session_set_read_codec(member->session, &member->read_codec);
		} else {
			switch_ivr_parse_all_messages(member->session);
		}

		if (use_timer) {
			switch_core_timer_next(&timer);
		} else {
			switch_cond_next();
		}

	} /* Rinse ... Repeat */

 end:

	if (!member->loop_loop) {
		conference_utils_member_clear_flag_locked(member, MFLAG_RUNNING);

		/* Wait for the input thread to end */
		if (member->input_thread) {
			switch_thread_join(&st, member->input_thread);
			member->input_thread = NULL;
		}
	}

	switch_core_timer_destroy(&timer);

	if (member->loop_loop) {
		return;
	}

	switch_log_printf(SWITCH_CHANNEL_CHANNEL_LOG(channel), SWITCH_LOG_INFO, "Channel leaving conference, cause: %s\n",
					  switch_channel_cause2str(switch_channel_get_cause(channel)));

	/* if it's an outbound channel, store the release cause in the conference struct, we might need it */
	if (switch_channel_direction(channel) == SWITCH_CALL_DIRECTION_OUTBOUND) {
		member->conference->bridge_hangup_cause = switch_channel_get_cause(channel);
	}
}