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pipewire-pulse: port module-rtp-send

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In addition to loading the rtp-sink module, we now also need to load the
SAP module to announce this stream with SAP.
This commit is contained in:
Wim Taymans 2023-02-22 16:25:38 +01:00
parent 77b7c3d180
commit 3208677ec3
1 changed files with 67 additions and 10 deletions
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77
src/modules/module-protocol-pulse/modules/module-rtp-send.c
View file

@ -19,8 +19,13 @@ struct module_rtp_send_data {
struct spa_hook mod_listener;
struct pw_impl_module *mod;
struct spa_hook sap_listener;
struct pw_impl_module *sap;
struct pw_properties *stream_props;
struct pw_properties *global_props;
struct pw_properties *sap_props;
struct spa_audio_info_raw info;
};
@ -37,6 +42,19 @@ static const struct pw_impl_module_events module_events = {
.destroy = module_destroy
};
static void sap_module_destroy(void *data)
{
struct module_rtp_send_data *d = data;
spa_hook_remove(&d->sap_listener);
d->sap = NULL;
module_schedule_unload(d->module);
}
static const struct pw_impl_module_events sap_module_events = {
PW_VERSION_IMPL_MODULE_EVENTS,
.destroy = sap_module_destroy
};
static int module_rtp_send_load(struct module *module)
{
struct module_rtp_send_data *data = module->user_data;
@ -75,7 +93,6 @@ static int module_rtp_send_load(struct module *module)
data->mod = pw_context_load_module(module->impl->context,
"libpipewire-module-rtp-sink",
args, NULL);
free(args);
if (data->mod == NULL)
@ -85,6 +102,29 @@ static int module_rtp_send_load(struct module *module)
&data->mod_listener,
&module_events, data);
if ((f = open_memstream(&args, &size)) == NULL)
return -errno;
fprintf(f, "{");
pw_properties_serialize_dict(f, &data->sap_props->dict, 0);
fprintf(f, " stream.rules = [");
fprintf(f, " { matches = [ { pulse.module.id = %u } ] ", module->index);
fprintf(f, " actions = { announce-stream = { } } ");
fprintf(f, " } ] }");
fclose(f);
data->sap = pw_context_load_module(module->impl->context,
"libpipewire-module-rtp-sap",
args, NULL);
free(args);
if (data->sap == NULL)
return -errno;
pw_impl_module_add_listener(data->sap,
&data->sap_listener,
&sap_module_events, data);
return 0;
}
@ -92,6 +132,11 @@ static int module_rtp_send_unload(struct module *module)
{
struct module_rtp_send_data *d = module->user_data;
if (d->sap) {
spa_hook_remove(&d->sap_listener);
pw_impl_module_destroy(d->sap);
d->sap = NULL;
}
if (d->mod) {
spa_hook_remove(&d->mod_listener);
pw_impl_module_destroy(d->mod);
@ -100,6 +145,7 @@ static int module_rtp_send_unload(struct module *module)
pw_properties_free(d->global_props);
pw_properties_free(d->stream_props);
pw_properties_free(d->sap_props);
return 0;
}
@ -127,7 +173,7 @@ static int module_rtp_send_prepare(struct module * const module)
{
struct module_rtp_send_data * const d = module->user_data;
struct pw_properties * const props = module->props;
struct pw_properties *stream_props = NULL, *global_props = NULL;
struct pw_properties *stream_props = NULL, *global_props = NULL, *sap_props = NULL;
struct spa_audio_info_raw info = { 0 };
const char *str;
int res;
@ -136,7 +182,8 @@ static int module_rtp_send_prepare(struct module * const module)
stream_props = pw_properties_new(NULL, NULL);
global_props = pw_properties_new(NULL, NULL);
if (!stream_props || !global_props) {
sap_props = pw_properties_new(NULL, NULL);
if (!stream_props || !global_props || !sap_props) {
res = -errno;
goto out;
}
@ -165,31 +212,41 @@ static int module_rtp_send_prepare(struct module * const module)
}
}
if ((str = pw_properties_get(props, "destination_ip")) != NULL)
pw_properties_set(global_props, "destination.ip", str);
if ((str = pw_properties_get(props, "source_ip")) != NULL)
if ((str = pw_properties_get(props, "source_ip")) != NULL) {
pw_properties_set(global_props, "source.ip", str);
pw_properties_set(sap_props, "source.ip", str);
}
if ((str = pw_properties_get(props, "destination_ip")) != NULL) {
pw_properties_set(global_props, "destination.ip", str);
pw_properties_set(sap_props, "sap.ip", str);
}
if ((str = pw_properties_get(props, "port")) != NULL)
pw_properties_set(global_props, "destination.port", str);
if ((str = pw_properties_get(props, "mtu")) != NULL)
pw_properties_set(global_props, "net.mtu", str);
if ((str = pw_properties_get(props, "loop")) != NULL)
pw_properties_set(global_props, "net.loop",
module_args_parse_bool(str) ? "true" : "false");
if ((str = pw_properties_get(props, "ttl")) != NULL)
if ((str = pw_properties_get(props, "loop")) != NULL) {
const char *b = module_args_parse_bool(str) ? "true" : "false";
pw_properties_set(global_props, "net.loop", b);
pw_properties_set(sap_props, "net.loop", b);
}
if ((str = pw_properties_get(props, "ttl")) != NULL) {
pw_properties_set(global_props, "net.ttl", str);
pw_properties_set(sap_props, "net.ttl", str);
}
if ((str = pw_properties_get(props, "stream_name")) != NULL)
pw_properties_set(global_props, "sess.name", str);
d->module = module;
d->stream_props = stream_props;
d->global_props = global_props;
d->sap_props = sap_props;
d->info = info;
return 0;
out:
pw_properties_free(stream_props);
pw_properties_free(global_props);
pw_properties_free(sap_props);
return res;
}