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[paraslash.git] / ortp_send.c
index aabbb7d..9d24422 100644 (file)
@@ -54,7 +54,6 @@ struct ortp_target {
        RtpSession *session;
 };
 
-static int numtargets;
 static struct list_head targets;
 static struct sender *self;
 
@@ -66,7 +65,6 @@ static void ortp_delete_target(struct ortp_target *ot, const char *msg)
                rtp_session_destroy(ot->session);
                ot->session = NULL;
        }
-       numtargets--;
        list_del(&ot->node);
        free(ot);
 }
@@ -77,9 +75,7 @@ static void ortp_send_buf(char *buf, int len, long unsigned chunks_sent)
        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);
@@ -120,42 +116,53 @@ static void ortp_init_session(struct ortp_target *ot)
 /* called by afs */
 static void ortp_shutdown_targets(void)
 {
-       char buf[2];
+       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;
        int header_len = 0;
-       int packet_type = ORTP_DATA, stream_type = af && af->get_header_info; /* header stream? */
+       int packet_type = ORTP_DATA;
        char *sendbuf, *header_buf = NULL;
+       struct timeval *chunk_tv;
 
        if (self->status != SENDER_ON)
                return;
+       chunk_tv = afs_chunk_time();
+       if (!chunk_tv)
+               return;
        list_for_each_entry_safe(ot, tmp, &targets, node) {
                if (!ot->session) {
                        ortp_init_session(ot);
@@ -164,18 +171,16 @@ static void ortp_send(struct audio_format *af, long unsigned current_chunk,
                }
                if (!ot->chunk_ts)
                        ot->chunk_ts = rtp_session_time_to_ts(ot->session,
-                               tv2ms(&af->chunk_tv));
+                               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 = afs_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)
@@ -183,8 +188,8 @@ static void ortp_send(struct audio_format *af, long unsigned 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,
@@ -194,14 +199,14 @@ static void ortp_send(struct audio_format *af, long unsigned current_chunk,
        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;
@@ -292,8 +297,8 @@ success:
        }
 }
 
-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;
 }