[asterisk-commits] file: branch file/bridging r65641 - /team/file/bridging/bridges/bridge_simple.c

[asterisk-commits at lists.digium.com]

Author: file
Date: Wed May 23 10:47:33 2007
New Revision: 65641

URL: http://svn.digium.com/view/asterisk?view=rev&rev=65641
Log:
Make the simple bridge make the two bridged channels compatible upon the second one joining the bridge.

Modified:
    team/file/bridging/bridges/bridge_simple.c

Modified: team/file/bridging/bridges/bridge_simple.c
URL: http://svn.digium.com/view/asterisk/team/file/bridging/bridges/bridge_simple.c?view=diff&rev=65641&r1=65640&r2=65641
==============================================================================
--- team/file/bridging/bridges/bridge_simple.c (original)
+++ team/file/bridging/bridges/bridge_simple.c Wed May 23 10:47:33 2007
@@ -40,6 +40,22 @@
 #include "asterisk/bridging.h"
 #include "asterisk/frame.h"
 
+static int simple_bridge_join(struct ast_bridge *bridge, struct ast_bridge_channel *bridge_channel)
+{
+	struct ast_channel *c0 = AST_LIST_FIRST(&bridge->channels)->chan, *c1 = AST_LIST_LAST(&bridge->channels)->chan;
+
+	/* If this is the first channel we can't make it compatible... unless we make it compatible with itself O.o */
+	if (AST_LIST_FIRST(&bridge->channels) == AST_LIST_LAST(&bridge->channels))
+		return 0;
+
+	/* See if we need to make these compatible */
+	if (((c0->writeformat == c1->readformat) && (c0->readformat == c1->writeformat) && (c0->nativeformats == c1->nativeformats)))
+		return 0;
+
+	/* BOOM! We do. */
+	return ast_channel_make_compatible(c0, c1);
+}
+
 static int simple_bridge_write(struct ast_bridge *bridge, struct ast_bridge_channel *bridge_channel, struct ast_frame *frame)
 {
 	struct ast_channel *other = NULL;
@@ -62,6 +78,7 @@
 	.name = "simple_bridge",
 	.capabilities = AST_BRIDGE_CAPABILITY_1TO1MIX | AST_BRIDGE_CAPABILITY_NATIVE,
 	.formats = AST_FORMAT_AUDIO_MASK | AST_FORMAT_VIDEO_MASK | AST_FORMAT_TEXT_MASK,
+	.join = simple_bridge_join,
 	.write = simple_bridge_write,
 };