From 63bfdd83ea94bef8f6b1a2756e80e7b2e8b46250 Mon Sep 17 00:00:00 2001 From: Andreas Eversberg Date: Fri, 17 Jan 2014 19:06:38 +0100 Subject: mncc: Add support for half rate V1 frames to MNCC/RTP interface --- openbsc/src/libtrau/rtp_proxy.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'openbsc/src/libtrau') diff --git a/openbsc/src/libtrau/rtp_proxy.c b/openbsc/src/libtrau/rtp_proxy.c index 94a5b2f57..143bfa006 100644 --- a/openbsc/src/libtrau/rtp_proxy.c +++ b/openbsc/src/libtrau/rtp_proxy.c @@ -183,6 +183,15 @@ static int rtp_decode(struct msgb *msg, uint32_t callref, struct msgb **data) return -EINVAL; } break; + case RTP_PT_GSM_HALF: + msg_type = GSM_TCHH_FRAME; + if (payload_len != RTP_LEN_GSM_HALF) { + DEBUGPC(DLMUX, "received RTP half rate frame with " + "payload length != %d (len = %d)\n", + RTP_LEN_GSM_HALF, payload_len); + return -EINVAL; + } + break; default: DEBUGPC(DLMUX, "received RTP frame with unknown payload " "type %d\n", rtph->payload_type); @@ -250,6 +259,11 @@ int rtp_send_frame(struct rtp_socket *rs, struct gsm_data_frame *frame) payload_len = RTP_LEN_GSM_EFR; duration = RTP_GSM_DURATION; break; + case GSM_TCHH_FRAME: + payload_type = RTP_PT_GSM_HALF; + payload_len = RTP_LEN_GSM_HALF; + duration = RTP_GSM_DURATION; + break; default: DEBUGPC(DLMUX, "unsupported message type %d\n", frame->msg_type); -- cgit v1.2.3