FS-6667 #comment block sending audio when dmachine is reading

src/include/switch_ivr.h

@@ -958,6 +958,7 @@ SWITCH_DECLARE(switch_bool_t) switch_ivr_uuid_force_exists(const char *uuid);
 
 
 
+SWITCH_DECLARE(switch_bool_t) switch_ivr_dmachine_is_parsing(switch_ivr_dmachine_t *dmachine);
 SWITCH_DECLARE(switch_status_t) switch_ivr_dmachine_last_ping(switch_ivr_dmachine_t *dmachine);
 SWITCH_DECLARE(const char *) switch_ivr_dmachine_get_name(switch_ivr_dmachine_t *dmachine);
 SWITCH_DECLARE(void) switch_ivr_dmachine_set_match_callback(switch_ivr_dmachine_t *dmachine, switch_ivr_dmachine_callback_t match_callback);

src/switch_core_media.c

@@ -2929,6 +2929,7 @@ SWITCH_DECLARE(void) switch_core_session_set_ice(switch_core_session_t *session)
 	switch_channel_set_flag(session->channel, CF_ICE);
 	smh->mparams->rtcp_audio_interval_msec = "10000";
 	smh->mparams->rtcp_video_interval_msec = "10000";
+
 }
 
 #define MAX_MATCHES 30
@@ -5092,6 +5093,10 @@ SWITCH_DECLARE(switch_status_t) switch_core_media_activate_rtp(switch_core_sessi
 		if ((val = switch_channel_get_variable(session->channel, "rtp_manual_rtp_bugs"))) {
 			switch_core_media_parse_rtp_bugs(&a_engine->rtp_bugs, val);
 		}
+		
+		if (switch_channel_test_flag(session->channel, CF_WEBRTC)) {
+			smh->mparams->manual_rtp_bugs = RTP_BUG_SEND_LINEAR_TIMESTAMPS;
+		}
 
 		switch_rtp_intentional_bugs(a_engine->rtp_session, a_engine->rtp_bugs | smh->mparams->manual_rtp_bugs);
 

src/switch_ivr_async.c

@@ -615,6 +615,11 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_dmachine_feed(switch_ivr_dmachine_t *
 	return status;
 }
 
+SWITCH_DECLARE(switch_bool_t) switch_ivr_dmachine_is_parsing(switch_ivr_dmachine_t *dmachine)
+{
+	return !!dmachine->cur_digit_len;
+}
+
 SWITCH_DECLARE(switch_status_t) switch_ivr_dmachine_clear(switch_ivr_dmachine_t *dmachine)
 {
 

src/switch_ivr_play_say.c

@@ -1680,6 +1680,11 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_play_file(switch_core_session_t *sess
 				switch_change_sln_volume(write_frame.data, write_frame.datalen / 2, fh->vol);
 			}
 
+			/* write silence while dmachine is in reading state */
+			if (args && args->dmachine && switch_ivr_dmachine_is_parsing(args->dmachine)) {
+				memset(write_frame.data, 0, write_frame.datalen);
+			}
+
 			status = switch_core_session_write_frame(session, &write_frame, SWITCH_IO_FLAG_NONE, 0);
 
 			if (timeout_samples) {