From: Anthony Minessale <anthm@freeswitch.org>
Date: Thu, 28 Mar 2013 15:41:28 +0000 (-0500)
Subject: FS-5011 add sync up flags so neither file writes data until audio is moving both... 
X-Git-Tag: v1.3.17-final~10
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e6ef517354da6d6653463f37e3fc2d27bb14e872;p=thirdparty%2Ffreeswitch.git

FS-5011 add sync up flags so neither file writes data until audio is moving both ways
---

diff --git a/src/switch_ivr_async.c b/src/switch_ivr_async.c
index 40852b9768..b545748cb2 100644
--- a/src/switch_ivr_async.c
+++ b/src/switch_ivr_async.c
@@ -1090,6 +1090,8 @@ struct record_helper {
 	switch_file_handle_t in_fh;
 	switch_file_handle_t out_fh;
 	int native;
+	int rready;
+	int wready;
 	uint32_t packet_len;
 	int min_sec;
 	switch_bool_t hangup_on_error;
@@ -1115,16 +1117,24 @@ static switch_bool_t record_callback(switch_media_bug_t *bug, void *user_data, s
 		break;
 	case SWITCH_ABC_TYPE_TAP_NATIVE_READ:
 		{
-			nframe = switch_core_media_bug_get_native_read_frame(bug);
-			len = nframe->datalen;
-			switch_core_file_write(&rh->in_fh, nframe->data, &len);
+			rh->rready = 1;
+
+			if (rh->rready && rh->wready) {
+				nframe = switch_core_media_bug_get_native_read_frame(bug);
+				len = nframe->datalen;
+				switch_core_file_write(&rh->in_fh, nframe->data, &len);
+			}
 		}
 		break;
 	case SWITCH_ABC_TYPE_TAP_NATIVE_WRITE:
 		{
-			nframe = switch_core_media_bug_get_native_write_frame(bug);
-			len = nframe->datalen;
-			switch_core_file_write(&rh->out_fh, nframe->data, &len);
+			rh->wready = 1;
+
+			if (rh->rready && rh->wready) {			
+				nframe = switch_core_media_bug_get_native_write_frame(bug);
+				len = nframe->datalen;
+				switch_core_file_write(&rh->out_fh, nframe->data, &len);
+			}
 		}
 		break;
 	case SWITCH_ABC_TYPE_CLOSE: