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https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-03 09:01:54 -05:00
module-rtp: improve properties
Improve refclk and ts-offset handling. Add some more properties to avahi
This commit is contained in:
Wim Taymans
parent
2c28047370
commit
c46e021734
2 changed files with 60 additions and 50 deletions
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@ -126,8 +126,6 @@ PW_LOG_TOPIC_STATIC(mod_topic, "mod." NAME);
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#define DEFAULT_MTU 1280
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#define DEFAULT_LOOP false
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#define DEFAULT_TS_OFFSET -1
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#define USAGE "control.ip=<destination IP address, default:"DEFAULT_CONTROL_IP"> " \
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"control.port=<int, default:"SPA_STRINGIFY(DEFAULT_CONTROL_PORT)"> " \
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"local.ifname=<local interface name to use> " \
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@ -202,7 +200,6 @@ struct session {
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uint32_t remote_ssrc;
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uint32_t ssrc;
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uint32_t ts_offset;
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unsigned sending:1;
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unsigned receiving:1;
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@ -244,7 +241,7 @@ struct impl {
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uint32_t mtu;
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bool ttl;
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bool mcast_loop;
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int64_t ts_offset;
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int32_t ts_offset;
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char *ts_refclk;
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int payload;
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@ -501,12 +498,12 @@ static struct session *make_session(struct impl *impl, struct pw_properties *pro
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sess->impl = impl;
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sess->initiator = pw_properties_get_uint32(props, "rtp.initiator", pw_rand32());
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sess->ssrc = pw_rand32();
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sess->ts_offset = impl->ts_offset < 0 ? pw_rand32() : impl->ts_offset;
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str = pw_properties_get(props, "sess.name");
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sess->name = str ? strdup(str) : "unknown";
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pw_properties_setf(props, "rtp.ts-offset", "%u", sess->ts_offset);
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if (impl->ts_refclk != NULL)
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pw_properties_setf(props, "rtp.sender-ts-offset", "%u", impl->ts_offset);
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pw_properties_setf(props, "rtp.sender-ssrc", "%u", sess->ssrc);
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sess->send = rtp_stream_new(impl->core,
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@ -1085,28 +1082,43 @@ static struct service *make_service(struct impl *impl, const struct service_info
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service_name = get_service_name(impl);
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compatible = spa_streq(service_name, info->type);
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props = pw_properties_copy(impl->stream_props);
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if (props == NULL) {
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res = -errno;
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goto error;
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}
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if (spa_streq(service_name, "_pipewire-audio._udp")) {
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uint32_t mask = 0;
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for (l = txt; l && compatible; l = l->next) {
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char *key, *value, *k;
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char *key, *value, *k = NULL;
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if (avahi_string_list_get_pair(l, &key, &value, NULL) != 0)
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break;
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if (spa_streq(key, "format")) {
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k = "audio.format";
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k = PW_KEY_AUDIO_FORMAT;
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mask |= 1<<0;
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} else if (spa_streq(key, "rate")) {
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k = "audio.rate";
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k = PW_KEY_AUDIO_RATE;
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mask |= 1<<1;
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} else if (spa_streq(key, "channels")) {
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k = "audio.channels";
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k = PW_KEY_AUDIO_CHANNELS;
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mask |= 1<<2;
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} else {
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k = NULL;
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} else if (spa_streq(key, "channelnames")) {
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pw_properties_set(props,
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PW_KEY_NODE_CHANNELNAMES, value);
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} else if (spa_streq(key, "ts-refclk")) {
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pw_properties_set(props,
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"sess.ts-refclk", value);
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} else if (spa_streq(key, "ts-offset")) {
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uint32_t v;
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if (spa_atou32(value, &v, 0))
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pw_properties_setf(props,
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"rtp.receiver-ts-offset", "%u", v);
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}
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if (k != NULL) {
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str = pw_properties_get(impl->stream_props, k);
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str = pw_properties_get(props, k);
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if (str == NULL || !spa_streq(str, value))
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compatible = false;
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}
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@ -1125,17 +1137,14 @@ static struct service *make_service(struct impl *impl, const struct service_info
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}
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s = calloc(1, sizeof(*s));
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if (s == NULL)
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return NULL;
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if (s == NULL) {
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res = -errno;
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goto error;
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}
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s->impl = impl;
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spa_list_append(&impl->service_list, &s->link);
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props = pw_properties_copy(impl->stream_props);
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if (props == NULL) {
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res = -errno;
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goto error;
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}
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s->info.interface = info->interface;
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s->info.protocol = info->protocol;
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@ -1151,13 +1160,19 @@ static struct service *make_service(struct impl *impl, const struct service_info
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ipv = s->info.protocol == AVAHI_PROTO_INET ? 4 : 6;
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pw_properties_set(props, "sess.name", s->info.name);
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pw_properties_setf(props, PW_KEY_NODE_NAME, "rtp_session.%s.%s.ipv%d",
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s->info.name, s->info.host_name, ipv);
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pw_properties_setf(props, PW_KEY_NODE_DESCRIPTION, "%s (IPv%d)",
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s->info.name, ipv);
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pw_properties_setf(props, "destination.ip", "%s", at);
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pw_properties_setf(props, "destination.port", "%u", s->info.port);
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if (pw_properties_get(props, PW_KEY_NODE_NAME) == NULL)
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pw_properties_setf(props, PW_KEY_NODE_NAME, "rtp_session.%s.%s.ipv%d",
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s->info.name, s->info.host_name, ipv);
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if (pw_properties_get(props, PW_KEY_NODE_DESCRIPTION) == NULL)
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pw_properties_setf(props, PW_KEY_NODE_DESCRIPTION, "%s (IPv%d)",
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s->info.name, ipv);
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if (pw_properties_get(props, PW_KEY_MEDIA_NAME) == NULL)
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pw_properties_setf(props, PW_KEY_MEDIA_NAME, "RTP Session with %s (IPv%d)",
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s->info.name, ipv);
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sess = make_session(impl, props);
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props = NULL;
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if (sess == NULL) {
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@ -1327,14 +1342,20 @@ static int make_announce(struct impl *impl)
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avahi_entry_group_reset(impl->group);
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if (spa_streq(service_name, "_pipewire-audio._udp")) {
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if ((str = pw_properties_get(impl->stream_props, "audio.format")) != NULL)
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if ((str = pw_properties_get(impl->stream_props, PW_KEY_AUDIO_FORMAT)) != NULL)
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txt = avahi_string_list_add_pair(txt, "format", str);
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if ((str = pw_properties_get(impl->stream_props, "audio.rate")) != NULL)
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if ((str = pw_properties_get(impl->stream_props, PW_KEY_AUDIO_RATE)) != NULL)
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txt = avahi_string_list_add_pair(txt, "rate", str);
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if ((str = pw_properties_get(impl->stream_props, "audio.channels")) != NULL)
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if ((str = pw_properties_get(impl->stream_props, PW_KEY_AUDIO_CHANNELS)) != NULL)
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txt = avahi_string_list_add_pair(txt, "channels", str);
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if ((str = pw_properties_get(impl->stream_props, "audio.position")) != NULL)
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if ((str = pw_properties_get(impl->stream_props, SPA_KEY_AUDIO_POSITION)) != NULL)
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txt = avahi_string_list_add_pair(txt, "position", str);
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if ((str = pw_properties_get(impl->stream_props, PW_KEY_NODE_CHANNELNAMES)) != NULL)
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txt = avahi_string_list_add_pair(txt, "channelnames", str);
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if (impl->ts_refclk != NULL) {
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txt = avahi_string_list_add_pair(txt, "ts-refclk", impl->ts_refclk);
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txt = avahi_string_list_add_printf(txt, "ts-offset=%u", impl->ts_offset);
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}
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}
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res = avahi_entry_group_add_service_strlst(impl->group,
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AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC,
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@ -1391,8 +1412,6 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
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struct pw_context *context = pw_impl_module_get_context(module);
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struct impl *impl;
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struct pw_properties *props = NULL, *stream_props = NULL;
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uint32_t id = pw_global_get_id(pw_impl_module_get_global(module));
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uint32_t pid = getpid();
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uint16_t port;
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const char *str;
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int res = 0;
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@ -1430,19 +1449,6 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
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impl->loop = pw_context_get_main_loop(context);
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impl->data_loop = pw_data_loop_get_loop(pw_context_get_data_loop(context));
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if (pw_properties_get(props, PW_KEY_NODE_VIRTUAL) == NULL)
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pw_properties_set(props, PW_KEY_NODE_VIRTUAL, "true");
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if (pw_properties_get(stream_props, PW_KEY_NODE_NETWORK) == NULL)
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pw_properties_set(stream_props, PW_KEY_NODE_NETWORK, "true");
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if (pw_properties_get(props, PW_KEY_NODE_NAME) == NULL)
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pw_properties_setf(props, PW_KEY_NODE_NAME, "rtp-session-%u-%u", pid, id);
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if (pw_properties_get(props, PW_KEY_NODE_DESCRIPTION) == NULL)
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pw_properties_set(props, PW_KEY_NODE_DESCRIPTION,
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pw_properties_get(props, PW_KEY_NODE_NAME));
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if (pw_properties_get(props, PW_KEY_MEDIA_NAME) == NULL)
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pw_properties_set(props, PW_KEY_MEDIA_NAME, "RTP Session Stream");
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if ((str = pw_properties_get(props, "stream.props")) != NULL)
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pw_properties_update_string(stream_props, str, strlen(str));
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@ -1496,14 +1502,12 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
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impl->mcast_loop = pw_properties_get_bool(props, "net.loop", DEFAULT_LOOP);
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impl->ts_offset = pw_properties_get_int64(props,
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"sess.ts-offset", DEFAULT_TS_OFFSET);
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"sess.ts-offset", pw_rand32());
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str = pw_properties_get(props, "sess.ts-refclk");
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impl->ts_refclk = str ? strdup(str) : NULL;
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if ((str = pw_properties_get(props, "sess.name")) == NULL)
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pw_properties_setf(props, "sess.name", "PipeWire RTP Stream on %s",
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pw_get_host_name());
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pw_properties_setf(props, "sess.name", "%s", pw_get_host_name());
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str = pw_properties_get(props, "sess.name");
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impl->session_name = str ? strdup(str) : NULL;
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