Some people want module-rtp-send to send silence when the sink that is
monitored goes idle, and some people want module-rtp-send to pause the
RTP stream to avoid unnecessary bandwidth consumption.
---
src/modules/rtp/module-rtp-send.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/src/modules/rtp/module-rtp-send.c
b/src/modules/rtp/module-rtp-send.c
index 581e6be..0d82c51 100644
--- a/src/modules/rtp/module-rtp-send.c
+++ b/src/modules/rtp/module-rtp-send.c
@@ -68,7 +68,8 @@ PA_MODULE_USAGE(
"port=<port number> "
"mtu=<maximum transfer unit> "
"loop=<loopback to local host?> "
- "ttl=<ttl value>"
+ "ttl=<ttl value> "
+ "allow_suspend_on_idle=<boolean>"
);
#define DEFAULT_PORT 46000
@@ -92,6 +93,7 @@ static const char* const valid_modargs[] = {
"mtu" ,
"loop",
"ttl",
+ "allow_suspend_on_idle",
NULL
};
@@ -188,6 +190,7 @@ int pa__init(pa_module*m) {
socklen_t k;
char hn[128], *n;
bool loop = false;
+ bool allow_suspend_on_idle;
pa_source_output_new_data data;
pa_assert(m);
@@ -207,6 +210,15 @@ int pa__init(pa_module*m) {
goto fail;
}
+ /* By default, allow monitor sources to suspend on idle to avoid consuming
+ * bandwidth just for sending silence. */
+ allow_suspend_on_idle = !!s->monitor_of;
+
+ if (pa_modargs_get_value_boolean(ma, "allow_suspend_on_idle",
&allow_suspend_on_idle)) {
+ pa_log("Failed to parse \"allow_suspend_on_idle\" parameter.");
+ goto fail;
+ }
+
ss = s->sample_spec;
pa_rtp_sample_spec_fixup(&ss);
cm = s->channel_map;
@@ -378,6 +390,9 @@ int pa__init(pa_module*m) {
pa_source_output_new_data_set_sample_spec(&data, &ss);
pa_source_output_new_data_set_channel_map(&data, &cm);
+ if (allow_suspend_on_idle)
+ data.flags = PA_SOURCE_OUTPUT_DONT_INHIBIT_AUTO_SUSPEND;
+
pa_source_output_new(&o, m->core, &data);
pa_source_output_new_data_done(&data);
--
1.8.3.1
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