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module-netjack2: use frames from graph and sync

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The params are the initial period_size, use the ones used to
encode the packets.
This commit is contained in:
Wim Taymans 2023-06-02 15:43:34 +02:00
parent 629e322fac
commit 7bd74a67f4
2 changed files with 34 additions and 19 deletions
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41
src/modules/module-netjack2-manager.c
View file

@ -55,8 +55,10 @@
* - `net.mtu = <int>`: MTU to use, default 1500
* - `net.ttl = <int>`: TTL to use, default 1
* - `net.loop = <bool>`: loopback multicast, default false
* - `jack.connect`: if jack ports should be connected automatically. Can also be
* - `netjack2.connect`: if jack ports should be connected automatically. Can also be
* placed per stream.
* - `netjack2.sample-rate`: the sample rate to use, default 48000
* - `netjack2.period-size`: the buffer size to use, default 1024
* - `audio.channels`: the number of audio ports. Can also be added to the stream props.
* - `midi.ports`: the number of midi ports. Can also be added to the stream props.
* - `source.props`: Extra properties for the source filter.
@ -82,10 +84,12 @@
* context.modules = [
* { name = libpipewire-module-netjack2-manager
* args = {
* #jack.connect = true
* #midi.ports = 0
* #audio.channels = 2
* #audio.position = [ FL FR ]
* #netjack2.connect = true
* #netjack2.sample-rate = 48000
* #netjack2.period-size = 1024
* #midi.ports = 0
* #audio.channels = 2
* #audio.position = [ FL FR ]
* source.props = {
* # extra sink properties
* }
@ -113,8 +117,11 @@ PW_LOG_TOPIC_STATIC(mod_topic, "mod." NAME);
#define DEFAULT_NET_DSCP 34 /* Default to AES-67 AF41 (34) */
#define MAX_MTU 9000
#define NETWORK_MAX_LATENCY 30
#define DEFAULT_SAMPLE_RATE 48000
#define DEFAULT_PERIOD_SIZE 1024
#define DEFAULT_CHANNELS 2
#define DEFAULT_POSITION "[ FL FR ]"
#define DEFAULT_MIDI_PORTS 1
@ -127,6 +134,8 @@ PW_LOG_TOPIC_STATIC(mod_topic, "mod." NAME);
"( net.ttl=<TTL to use, default 1> ) " \
"( net.loop=<loopback, default false> ) " \
"( netjack2.connect=<bool, autoconnect ports> ) " \
"( netjack2.sample-rate=<sampl erate, default 48000> ) "\
"( netjack2.period-size=<period size, default 1024> ) " \
"( midi.ports=<number of midi ports> ) " \
"( audio.channels=<number of channels> ) " \
"( audio.position=<channel map> ) " \
@ -230,6 +239,8 @@ struct impl {
uint32_t ttl;
bool loop;
uint32_t dscp;
uint32_t period_size;
uint32_t samplerate;
struct pw_impl_module *module;
struct spa_hook module_listener;
@ -444,15 +455,15 @@ static int netjack2_send_audio(struct stream *s, uint32_t frames, struct data_in
active_ports = n_info;
if (active_ports == 0) {
sub_period_size = follower->params.period_size;
sub_period_size = frames;
} else {
uint32_t max_size = PACKET_AVAILABLE_SIZE(follower->params.mtu);
uint32_t period = (uint32_t) powf(2.f, (uint32_t) (logf((float)max_size /
(active_ports * sizeof(float))) / logf(2.f)));
sub_period_size = SPA_MIN(period, follower->params.period_size);
sub_period_size = SPA_MIN(period, frames);
}
sub_period_bytes = sub_period_size * sizeof(float) + sizeof(int32_t);
num_packets = follower->params.period_size / sub_period_size;
num_packets = frames / sub_period_size;
header->data_type = htonl('a');
header->active_ports = htonl(active_ports);
@ -548,12 +559,12 @@ static int netjack2_recv_audio(struct stream *s, struct nj2_packet_header *heade
active_ports = ntohl(header->active_ports);
if (active_ports == 0) {
sub_period_size = follower->params.period_size;
sub_period_size = follower->sync.frames;
} else {
uint32_t max_size = PACKET_AVAILABLE_SIZE(follower->params.mtu);
uint32_t period = (uint32_t) powf(2.f, (uint32_t) (logf((float)max_size /
(active_ports * sizeof(float))) / logf(2.f)));
sub_period_size = SPA_MIN(period, follower->params.period_size);
sub_period_size = SPA_MIN(period, (uint32_t)follower->sync.frames);
}
sub_period_bytes = sub_period_size * sizeof(float) + sizeof(int32_t);
@ -667,7 +678,7 @@ static int netjack2_recv_data(struct stream *s, struct data_info *info, uint32_t
}
for (i = 0; i < n_info; i++) {
if (!info[i].filled && info[i].data != NULL)
memset(info[i].data, 0, follower->params.period_size * sizeof(float));
memset(info[i].data, 0, follower->sync.frames * sizeof(float));
}
follower->sync.cycle = ntohl(header->cycle);
return 0;
@ -1201,8 +1212,8 @@ static int handle_follower_available(struct impl *impl, struct nj2_session_param
follower->sink.n_midi = pw_properties_get_uint32(follower->sink.props,
"midi.ports", DEFAULT_MIDI_PORTS);
follower->samplerate = 48000;
follower->period_size = 1024;
follower->samplerate = impl->samplerate;
follower->period_size = impl->period_size;
pw_properties_setf(follower->sink.props, PW_KEY_NODE_FORCE_RATE, "1/%u", follower->samplerate);
pw_properties_setf(follower->sink.props, PW_KEY_NODE_FORCE_QUANTUM, "%u", follower->period_size);
@ -1585,6 +1596,10 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
goto error;
}
}
impl->samplerate = pw_properties_get_uint32(impl->props, "netjack2.sample-rate",
DEFAULT_SAMPLE_RATE);
impl->period_size = pw_properties_get_uint32(impl->props, "netjack2.period-size",
DEFAULT_PERIOD_SIZE);
if (pw_properties_get(props, PW_KEY_NODE_VIRTUAL) == NULL)
pw_properties_set(props, PW_KEY_NODE_VIRTUAL, "true");