From fbe655f3202d6968c24abbddc46bff499bfeda5e Mon Sep 17 00:00:00 2001 From: Max Date: Fri, 16 Dec 2016 12:47:32 +0100 Subject: Optionally use adaptive RTP jitter buffering * add vty option to manually enable adaptive RTP jitter buffering (disabled by default) on per-bts level * use this setting on per-lchan level when setting jitter parameters via vty at runtime * check and log result of osmo_rtp_socket_set_param() * note: older libosmo-abis will ignore this setting which will be properly detected via return value * if jitter buffer is disabled by configuring "rtp jitter-buffer 0" than adaptive buffering is disabled as well but it will be used if jitter buffer is set to different value for a givel lchan via vty Change-Id: I489f3c419039f40b57c2ef0641c176478b8d3566 --- src/common/vty.c | 25 +++++++++++++++++++------ 1 file changed, 19 insertions(+), 6 deletions(-) (limited to 'src/common/vty.c') diff --git a/src/common/vty.c b/src/common/vty.c index 0fffca0b..b48afa43 100644 --- a/src/common/vty.c +++ b/src/common/vty.c @@ -276,8 +276,10 @@ static void config_write_bts_single(struct vty *vty, struct gsm_bts *bts) vty_out(vty, " ipa unit-id %u %u%s", bts->ip_access.site_id, bts->ip_access.bts_id, VTY_NEWLINE); vty_out(vty, " oml remote-ip %s%s", btsb->bsc_oml_host, VTY_NEWLINE); - vty_out(vty, " rtp jitter-buffer %u%s", btsb->rtp_jitter_buf_ms, - VTY_NEWLINE); + vty_out(vty, " rtp jitter-buffer %u", btsb->rtp_jitter_buf_ms); + if (btsb->rtp_jitter_adaptive) + vty_out(vty, " adaptive"); + vty_out(vty, "%s", VTY_NEWLINE); vty_out(vty, " paging queue-size %u%s", paging_get_queue_max(btsb->paging_state), VTY_NEWLINE); vty_out(vty, " paging lifetime %u%s", paging_get_lifetime(btsb->paging_state), @@ -487,13 +489,15 @@ DEFUN_HIDDEN(cfg_bts_rtp_bind_ip, DEFUN(cfg_bts_rtp_jitbuf, cfg_bts_rtp_jitbuf_cmd, - "rtp jitter-buffer <0-10000>", + "rtp jitter-buffer <0-10000> [adaptive]", RTP_STR "RTP jitter buffer\n" "jitter buffer in ms\n") { struct gsm_bts *bts = vty->index; struct gsm_bts_role_bts *btsb = bts_role_bts(bts); btsb->rtp_jitter_buf_ms = atoi(argv[0]); + if (argc > 1) + btsb->rtp_jitter_adaptive = true; return CMD_SUCCESS; } @@ -1003,7 +1007,8 @@ DEFUN(bts_t_t_l_jitter_buf, { struct gsm_network *net = gsmnet_from_vty(vty); struct gsm_lchan *lchan; - int jitbuf_ms = atoi(argv[4]); + struct gsm_bts_role_bts *btsb; + int jitbuf_ms = atoi(argv[4]), rc; lchan = resolve_lchan(net, argv, 0); if (!lchan) { @@ -1015,8 +1020,16 @@ DEFUN(bts_t_t_l_jitter_buf, VTY_NEWLINE); return CMD_WARNING; } - osmo_rtp_socket_set_param(lchan->abis_ip.rtp_socket, - OSMO_RTP_P_JITBUF, jitbuf_ms); + btsb = bts_role_bts(lchan->ts->trx->bts); + rc = osmo_rtp_socket_set_param(lchan->abis_ip.rtp_socket, + btsb->rtp_jitter_adaptive ? + OSMO_RTP_P_JIT_ADAP : OSMO_RTP_P_JITBUF, + jitbuf_ms); + if (rc < 0) + vty_out(vty, "%% error setting jitter parameters: %s%s", + strerror(-rc), VTY_NEWLINE); + else + vty_out(vty, "%% jitter parameters set: %d%s", rc, VTY_NEWLINE); return CMD_SUCCESS; } -- cgit v1.2.3