/*
- * Copyright (C) 2005-2006 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2005-2007 Andre Noll <maan@systemlinux.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
/** \file ortp_send.c para_server's ortp sender */
+#include <ortp/ortp.h>
#include "server.cmdline.h"
#include "server.h"
-#include "afs.h"
+#include "vss.h"
#include "send.h"
#include "list.h"
-#include <ortp/ortp.h>
#include "ortp.h"
#include "string.h"
#define TARGET_ADDR(oc) inet_ntoa((oc)->addr)
/** \endcond */
-extern struct gengetopt_args_info conf;
-
/** describes one entry in the list of targets for the ortp sender */
struct ortp_target {
/** address info */
RtpSession *session;
};
-static int numtargets;
static struct list_head targets;
static struct sender *self;
rtp_session_destroy(ot->session);
ot->session = NULL;
}
- numtargets--;
list_del(&ot->node);
free(ot);
}
int ret;
list_for_each_entry_safe(ot, tmp, &targets, node) {
- struct timeval now;
int ts;
- gettimeofday(&now, NULL);
if (!ot->session)
continue;
WRITE_CHUNK_TS(buf, ot->chunk_ts);
ts = ot->chunk_ts * chunks_sent;
- ret = rtp_session_send_with_ts(ot->session, buf, len, ts);
+ ret = rtp_session_send_with_ts(ot->session,
+ (unsigned char*)buf, len, ts);
ot->last_ts = ts;
if (ret < 0)
ortp_delete_target(ot, "send error");
- if (ret != len +12)
+ if (ret != len + 12)
PARA_NOTICE_LOG("short write %d\n", ret);
}
}
+static int set_multicast(RtpSession *s)
+{
+ unsigned char loop = 1;
+ int ret;
+
+ ret = setsockopt(s->rtp.socket,
+ IPPROTO_IP, IP_MULTICAST_LOOP, &loop, sizeof(loop));
+ if (ret < 0) {
+ PARA_ERROR_LOG("IP_MULTICAST_LOOP error %d\n", ret);
+
+ }
+ return 1;
+}
+
static void ortp_init_session(struct ortp_target *ot)
{
RtpSession *s;
if (!ot->session)
return;
s = ot->session;
-// rtp_session_set_jitter_compensation(ot->session, 100);
+ if (conf.ortp_jitter_compensation_arg) {
+ rtp_session_enable_adaptive_jitter_compensation(ot->session, TRUE);
+ rtp_session_set_jitter_compensation(ot->session,
+ conf.ortp_jitter_compensation_arg);
+ }
/* always successful */
rtp_session_set_send_payload_type(s, PAYLOAD_AUDIO_CONTINUOUS);
ret = rtp_session_set_remote_addr(s, TARGET_ADDR(ot), ot->port);
if (ret < 0) {
rtp_session_destroy(ot->session);
ot->session = NULL;
+ return;
}
+ set_multicast(s);
}
-/* called by afs */
+/* called by vss */
static void ortp_shutdown_targets(void)
{
- char buf[2];
+ unsigned char buf[ORTP_AUDIO_HEADER_LEN];
struct ortp_target *ot, *tmp;
- buf[0] = ORTP_EOF;
+ WRITE_PACKET_TYPE(buf, ORTP_EOF);
list_for_each_entry_safe(ot, tmp, &targets, node) {
if (!ot->session || !ot->streaming)
continue;
- PARA_INFO_LOG("sending eof to ortp target %s:%d, ts = %d\n", TARGET_ADDR(ot), ot->port,
- ot->last_ts);
- rtp_session_send_with_ts(ot->session, buf, 1, ot->last_ts);
+ PARA_INFO_LOG("sending eof to ortp target %s:%d, ts = %d\n",
+ TARGET_ADDR(ot), ot->port, ot->last_ts);
+ rtp_session_send_with_ts(ot->session, buf,
+ ORTP_AUDIO_HEADER_LEN, ot->last_ts);
ot->streaming = 0;
ot->chunk_ts = 0;
rtp_session_reset(ot->session);
}
}
-static int need_extra_header(struct audio_format *af, long unsigned chunks_sent)
+static int need_extra_header(long unsigned current_chunk)
{
- /* FIXME: No need to compute this on every run */
- int mod = conf.ortp_header_interval_arg / (tv2ms(&af->chunk_tv) + 1);
- if (mod && (chunks_sent % mod))
+ static struct timeval last_header;
+ struct timeval now, diff;
+
+ if (!current_chunk)
+ return 0;
+ gettimeofday(&now, NULL);
+ tv_diff(&now, &last_header, &diff);
+ if (tv2ms(&diff) < conf.ortp_header_interval_arg)
return 0;
+ last_header = now;
return 1;
}
-static void ortp_send(struct audio_format *af, long unsigned current_chunk,
- long unsigned chunks_sent, const char *buf, size_t len)
+static void ortp_send(long unsigned current_chunk, long unsigned chunks_sent,
+ const char *buf, size_t len)
{
struct ortp_target *ot, *tmp;
size_t sendbuf_len;
- size_t header_len = 0;
- int packet_type = ORTP_DATA, stream_type = af && af->get_header_info; /* header stream? */
+ int header_len = 0;
+ int packet_type = ORTP_DATA;
char *sendbuf, *header_buf = NULL;
+ struct timeval *chunk_tv;
if (self->status != SENDER_ON)
return;
+ chunk_tv = vss_chunk_time();
+ if (!chunk_tv)
+ return;
list_for_each_entry_safe(ot, tmp, &targets, node) {
if (!ot->session) {
ortp_init_session(ot);
continue;
}
if (!ot->chunk_ts)
- ot->chunk_ts = rtp_session_time_to_ts(ot->session, tv2ms(&af->chunk_tv));
-// PARA_DEBUG_LOG("len: %d, af: %p, ts: %d\n", len, af, ot->chunk_ts);
+ ot->chunk_ts = rtp_session_time_to_ts(ot->session,
+ tv2ms(chunk_tv));
+// PARA_DEBUG_LOG("len: %d, ts: %lu, ts: %d\n",
+// len, ot->chunk_ts * chunks_sent, ot->chunk_ts);
ot->streaming = 1;
}
if (list_empty(&targets))
return;
- if (stream_type) {
- header_buf = af->get_header_info(&header_len);
- if (!need_extra_header(af, chunks_sent))
- header_len = 0;
- }
+ header_buf = vss_get_header(&header_len);
+ if (!need_extra_header(current_chunk))
+ header_len = 0;
sendbuf_len = ORTP_AUDIO_HEADER_LEN + header_len + len;
sendbuf = para_malloc(sendbuf_len);
if (!current_chunk)
else if (header_len)
packet_type = ORTP_HEADER;
WRITE_PACKET_TYPE(sendbuf, packet_type);
- WRITE_CHUNK_TIME(sendbuf, af->chunk_tv.tv_usec);
- WRITE_STREAM_TYPE(sendbuf, stream_type);
+ WRITE_CHUNK_TIME(sendbuf, chunk_tv->tv_usec);
+ WRITE_STREAM_TYPE(sendbuf, header_buf? 1 : 0);
WRITE_HEADER_LEN(sendbuf, header_len);
if (header_len)
memcpy(sendbuf + ORTP_AUDIO_HEADER_LEN, header_buf,
free(sendbuf);
}
-static int ortp_com_on(struct sender_command_data *scd)
+static int ortp_com_on(__a_unused struct sender_command_data *scd)
{
self->status = SENDER_ON;
return 1;
}
-static int ortp_com_off(struct sender_command_data *scd)
+static int ortp_com_off(__a_unused struct sender_command_data *scd)
{
ortp_shutdown_targets();
self->status = SENDER_OFF;
ot->addr = *addr;
PARA_INFO_LOG("adding to target list (%s:%d)\n",
TARGET_ADDR(ot), ot->port);
- list_add(&ot->node, &targets);
+ para_list_add(&ot->node, &targets);
}
static int ortp_com_add(struct sender_command_data *scd)
}
}
-static void ortp_pre_select(struct audio_format *af, int *max_fileno,
- fd_set *rfds, fd_set *wfds)
+static void ortp_pre_select(__a_unused int *max_fileno, __a_unused fd_set *rfds,
+ __a_unused fd_set *wfds)
{
return;
}
void ortp_send_init(struct sender *s)
{
ortp_init();
- ortp_set_debug_file("oRTP", NULL);
INIT_LIST_HEAD(&targets);
s->info = ortp_info;
s->help = ortp_help;