[asterisk-commits] tilghman: branch 1.4 r278167 - in /branches/1.4: include/asterisk/ main/ res/

SVN commits to the Asterisk project asterisk-commits at lists.digium.com
Tue Jul 20 15:59:09 CDT 2010


Author: tilghman
Date: Tue Jul 20 15:59:06 2010
New Revision: 278167

URL: http://svnview.digium.com/svn/asterisk?view=rev&rev=278167
Log:
Do not queue up DTMF frames while a call is on hold.

(Fixes ABE-2110)

Modified:
    branches/1.4/include/asterisk/channel.h
    branches/1.4/main/autoservice.c
    branches/1.4/res/res_features.c

Modified: branches/1.4/include/asterisk/channel.h
URL: http://svnview.digium.com/svn/asterisk/branches/1.4/include/asterisk/channel.h?view=diff&rev=278167&r1=278166&r2=278167
==============================================================================
--- branches/1.4/include/asterisk/channel.h (original)
+++ branches/1.4/include/asterisk/channel.h Tue Jul 20 15:59:06 2010
@@ -1246,6 +1246,18 @@
  */
 int ast_autoservice_stop(struct ast_channel *chan);
 
+/*!
+ * \brief Ignore certain frame types
+ * \note Normally, we cache DTMF, IMAGE, HTML, TEXT, and CONTROL frames
+ * while a channel is in autoservice and queue them up when taken out of
+ * autoservice.  When this is not desireable, this API may be used to
+ * cause the channel to ignore those frametypes after the channel is put
+ * into autoservice, but before autoservice is stopped.
+ * \retval 0 success
+ * \retval -1 channel is not in autoservice
+ */
+int ast_autoservice_ignore(struct ast_channel *chan, enum ast_frame_type ftype);
+
 /* If built with DAHDI optimizations, force a scheduled expiration on the
    timer fd, at which point we call the callback function / data */
 int ast_settimeout(struct ast_channel *c, int samples, int (*func)(const void *data), void *data);

Modified: branches/1.4/main/autoservice.c
URL: http://svnview.digium.com/svn/asterisk/branches/1.4/main/autoservice.c?view=diff&rev=278167&r1=278166&r2=278167
==============================================================================
--- branches/1.4/main/autoservice.c (original)
+++ branches/1.4/main/autoservice.c Tue Jul 20 15:59:06 2010
@@ -61,6 +61,7 @@
 	 *  it gets stopped for the last time. */
 	unsigned int use_count;
 	unsigned int orig_end_dtmf_flag:1;
+	unsigned int ignore_frame_types;
 	/*! Frames go on at the head of deferred_frames, so we have the frames
 	 *  from newest to oldest.  As we put them at the head of the readq, we'll
 	 *  end up with them in the right order for the channel's readq. */
@@ -292,7 +293,9 @@
 
 	ast_channel_lock(chan);
 	while ((f = AST_LIST_REMOVE_HEAD(&as->deferred_frames, frame_list))) {
-		ast_queue_frame_head(chan, f);
+		if (!((1 << f->frametype) & as->ignore_frame_types)) {
+			ast_queue_frame_head(chan, f);
+		}
 		ast_frfree(f);
 	}
 	ast_channel_unlock(chan);
@@ -302,6 +305,23 @@
 	return res;
 }
 
+int ast_autoservice_ignore(struct ast_channel *chan, enum ast_frame_type ftype)
+{
+	struct asent *as;
+	int res = -1;
+
+	AST_LIST_LOCK(&aslist);
+	AST_LIST_TRAVERSE(&aslist, as, list) {
+		if (as->chan == chan) {
+			res = 0;
+			as->ignore_frame_types |= (1 << ftype);
+			break;
+		}
+	}
+	AST_LIST_UNLOCK(&aslist);
+	return res;
+}
+
 void ast_autoservice_init(void)
 {
 	ast_cond_init(&as_cond, NULL);

Modified: branches/1.4/res/res_features.c
URL: http://svnview.digium.com/svn/asterisk/branches/1.4/res/res_features.c?view=diff&rev=278167&r1=278166&r2=278167
==============================================================================
--- branches/1.4/res/res_features.c (original)
+++ branches/1.4/res/res_features.c Tue Jul 20 15:59:06 2010
@@ -695,6 +695,7 @@
 	if (!ast_strlen_zero(courtesytone)) {
 		if (ast_autoservice_start(callee_chan))
 			return -1;
+		ast_autoservice_ignore(callee_chan, AST_FRAME_DTMF_END);
 		if (ast_stream_and_wait(caller_chan, courtesytone, caller_chan->language, "")) {
 			ast_log(LOG_WARNING, "Failed to play courtesy tone!\n");
 			ast_autoservice_stop(callee_chan);
@@ -798,6 +799,7 @@
 	transferer_real_context = real_ctx(transferer, transferee);
 	/* Start autoservice on chan while we talk to the originator */
 	ast_autoservice_start(transferee);
+	ast_autoservice_ignore(transferee, AST_FRAME_DTMF_END);
 	ast_indicate(transferee, AST_CONTROL_HOLD);
 
 	memset(xferto, 0, sizeof(xferto));
@@ -914,6 +916,7 @@
 	transferer_real_context = real_ctx(transferer, transferee);
 	/* Start autoservice on chan while we talk to the originator */
 	ast_autoservice_start(transferee);
+	ast_autoservice_ignore(transferee, AST_FRAME_DTMF_END);
 	ast_indicate(transferee, AST_CONTROL_HOLD);
 
 	/* Transfer */
@@ -1229,6 +1232,7 @@
 	}
 
 	ast_autoservice_start(idle);
+	ast_autoservice_ignore(idle, AST_FRAME_DTMF_END);
 	
 	if (!ast_strlen_zero(feature->moh_class))
 		ast_moh_start(idle, feature->moh_class, NULL);




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