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-rw-r--r--main/rtp.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/main/rtp.c b/main/rtp.c
index acd139418..1ff0a453d 100644
--- a/main/rtp.c
+++ b/main/rtp.c
@@ -1537,7 +1537,7 @@ int ast_rtp_early_bridge(struct ast_channel *c0, struct ast_channel *c1)
struct ast_rtp_protocol *destpr = NULL, *srcpr = NULL;
enum ast_rtp_get_result audio_dest_res = AST_RTP_GET_FAILED, video_dest_res = AST_RTP_GET_FAILED, text_dest_res = AST_RTP_GET_FAILED;
enum ast_rtp_get_result audio_src_res = AST_RTP_GET_FAILED, video_src_res = AST_RTP_GET_FAILED, text_src_res = AST_RTP_GET_FAILED;
- int srccodec, nat_active = 0;
+ int srccodec, destcodec, nat_active = 0;
/* Lock channels */
ast_channel_lock(c0);
@@ -1592,6 +1592,17 @@ int ast_rtp_early_bridge(struct ast_channel *c0, struct ast_channel *c1)
srccodec = srcpr->get_codec(c1);
else
srccodec = 0;
+ if (audio_dest_res == AST_RTP_TRY_NATIVE && destpr->get_codec)
+ destcodec = destpr->get_codec(c0);
+ else
+ destcodec = 0;
+ /* Ensure we have at least one matching codec */
+ if (!(srccodec & destcodec)) {
+ ast_channel_unlock(c0);
+ if (c1)
+ ast_channel_unlock(c1);
+ return 0;
+ }
/* Consider empty media as non-existant */
if (audio_src_res == AST_RTP_TRY_NATIVE && !srcp->them.sin_addr.s_addr)
srcp = NULL;