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stream-monitor: improve stream monitor

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Monitor the node Props and PropInfo and update the endpoint when
they change.
This commit is contained in:
Wim Taymans 2019-11-26 17:52:51 +01:00
parent 8e24e57db0
commit 5b96e3a528
3 changed files with 156 additions and 82 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/examples/media-session/alsa-endpoint.c
View file

@ -60,7 +60,6 @@ struct endpoint {
struct pw_endpoint_info info;
struct spa_param_info params[5];
uint32_t n_params;
struct endpoint *monitor;
@ -284,7 +283,6 @@ static void complete_endpoint(void *data)
}
pw_client_endpoint_proxy_update(endpoint->client_endpoint,
PW_CLIENT_ENDPOINT_UPDATE_PARAMS |
PW_CLIENT_ENDPOINT_UPDATE_INFO,
0, NULL,
&endpoint->info);

3
src/examples/media-session/media-session.c
View file

@ -339,8 +339,7 @@ static void node_event_param(void *object, int seq,
struct impl *impl = SPA_CONTAINER_OF(node->obj.session, struct impl, this);
pw_log_debug(NAME" %p: node %p param %d index:%d", impl, node, id, index);
if (index == 0)
clear_params(&node->param_list, id);
clear_params(&node->param_list, id);
add_param(&node->param_list, id, param);

233
src/examples/media-session/stream-monitor.c
View file

@ -47,7 +47,7 @@
#define DEFAULT_CHANNELS 2
#define DEFAULT_SAMPLERATE 48000
struct client_endpoint;
struct endpoint;
struct impl {
struct sm_media_session *session;
@ -68,7 +68,7 @@ struct node {
enum pw_direction direction;
char *media;
struct client_endpoint *endpoint;
struct endpoint *endpoint;
struct spa_audio_info format;
};
@ -82,7 +82,7 @@ struct stream {
unsigned int active:1;
};
struct client_endpoint {
struct endpoint {
struct spa_list link;
struct impl *impl;
@ -94,26 +94,22 @@ struct client_endpoint {
struct spa_hook client_endpoint_listener;
struct pw_endpoint_info info;
struct spa_param_info params[5];
struct stream stream;
uint32_t pending_config;
};
static int client_endpoint_set_id(void *object, uint32_t id)
{
struct client_endpoint *endpoint = object;
struct endpoint *endpoint = object;
endpoint->info.id = id;
pw_client_endpoint_proxy_update(endpoint->client_endpoint,
PW_CLIENT_ENDPOINT_UPDATE_INFO,
0, NULL,
&endpoint->info);
return 0;
}
static int client_endpoint_set_session_id(void *object, uint32_t id)
{
struct client_endpoint *endpoint = object;
struct endpoint *endpoint = object;
endpoint->info.session_id = id;
return 0;
}
@ -121,7 +117,7 @@ static int client_endpoint_set_session_id(void *object, uint32_t id)
static int client_endpoint_set_param(void *object,
uint32_t id, uint32_t flags, const struct spa_pod *param)
{
struct client_endpoint *endpoint = object;
struct endpoint *endpoint = object;
struct impl *impl = endpoint->impl;
struct node *node = endpoint->node;
@ -137,7 +133,7 @@ static int client_endpoint_stream_set_param(void *object, uint32_t stream_id,
return -ENOTSUP;
}
static int stream_set_active(struct client_endpoint *endpoint, struct stream *stream, bool active)
static int stream_set_active(struct endpoint *endpoint, struct stream *stream, bool active)
{
struct node *node = endpoint->node;
char buf[1024];
@ -172,7 +168,7 @@ static int stream_set_active(struct client_endpoint *endpoint, struct stream *st
static int client_endpoint_create_link(void *object, const struct spa_dict *props)
{
struct client_endpoint *endpoint = object;
struct endpoint *endpoint = object;
struct impl *impl = endpoint->impl;
struct pw_properties *p;
int res;
@ -232,14 +228,126 @@ static const struct pw_client_endpoint_proxy_events client_endpoint_events = {
.create_link = client_endpoint_create_link,
};
static struct client_endpoint *make_endpoint(struct node *node)
static struct stream *endpoint_add_stream(struct endpoint *endpoint)
{
struct stream *s;
struct pw_properties *props = endpoint->props;
struct node *node = endpoint->node;
const char *str;
s = &endpoint->stream;
s->props = pw_properties_new(NULL, NULL);
if ((str = pw_properties_get(props, PW_KEY_MEDIA_CLASS)) != NULL)
pw_properties_set(s->props, PW_KEY_MEDIA_CLASS, str);
if (node->direction == PW_DIRECTION_OUTPUT)
pw_properties_set(s->props, PW_KEY_ENDPOINT_STREAM_NAME, "Playback");
else
pw_properties_set(s->props, PW_KEY_ENDPOINT_STREAM_NAME, "Capture");
s->info.version = PW_VERSION_ENDPOINT_STREAM_INFO;
s->info.id = 0;
s->info.endpoint_id = endpoint->info.id;
s->info.name = (char*)pw_properties_get(s->props, PW_KEY_ENDPOINT_STREAM_NAME);
s->info.change_mask = PW_ENDPOINT_STREAM_CHANGE_MASK_PROPS;
s->info.props = &s->props->dict;
pw_log_debug("stream %d", node->id);
pw_client_endpoint_proxy_stream_update(endpoint->client_endpoint,
s->info.id,
PW_CLIENT_ENDPOINT_STREAM_UPDATE_INFO,
0, NULL,
&s->info);
return s;
}
static void complete_endpoint(void *data)
{
struct endpoint *endpoint = data;
struct impl *impl = endpoint->impl;
struct node *node = endpoint->node;
struct sm_param *p;
pw_log_debug(NAME" %p: endpoint %p", impl, endpoint);
spa_list_for_each(p, &node->obj->param_list, link) {
struct spa_audio_info info = { 0, };
switch (p->id) {
case SPA_PARAM_EnumFormat:
if (spa_format_parse(p->param, &info.media_type, &info.media_subtype) < 0)
continue;
if (info.media_type != SPA_MEDIA_TYPE_audio ||
info.media_subtype != SPA_MEDIA_SUBTYPE_raw)
continue;
spa_pod_object_fixate((struct spa_pod_object*)p->param);
if (pw_log_level_enabled(SPA_LOG_LEVEL_DEBUG))
spa_debug_pod(2, NULL, p->param);
if (spa_format_audio_raw_parse(p->param, &info.info.raw) < 0)
continue;
if (node->format.info.raw.channels < info.info.raw.channels)
node->format = info;
break;
default:
break;
}
}
pw_client_endpoint_proxy_update(endpoint->client_endpoint,
PW_CLIENT_ENDPOINT_UPDATE_INFO,
0, NULL,
&endpoint->info);
endpoint_add_stream(endpoint);
}
static void update_params(void *data)
{
uint32_t n_params;
const struct spa_pod **params;
struct endpoint *endpoint = data;
struct impl *impl = endpoint->impl;
struct node *node = endpoint->node;
struct sm_param *p;
pw_log_debug(NAME" %p: endpoint %p", impl, endpoint);
n_params = 0;
spa_list_for_each(p, &node->obj->param_list, link)
n_params++;
params = alloca(sizeof(struct spa_pod *) * n_params);
n_params = 0;
spa_list_for_each(p, &node->obj->param_list, link) {
switch (p->id) {
case SPA_PARAM_Props:
case SPA_PARAM_PropInfo:
params[n_params++] = p->param;
break;
default:
break;
}
}
pw_client_endpoint_proxy_update(endpoint->client_endpoint,
PW_CLIENT_ENDPOINT_UPDATE_PARAMS |
PW_CLIENT_ENDPOINT_UPDATE_INFO,
n_params, params,
&endpoint->info);
}
static struct endpoint *make_endpoint(struct node *node)
{
struct impl *impl = node->impl;
struct pw_properties *props;
struct client_endpoint *endpoint;
struct stream *s;
struct endpoint *endpoint;
struct pw_proxy *proxy;
const char *str, *media_class = NULL, *name = NULL;
uint32_t subscribe[4], n_subscribe = 0;
props = pw_properties_new(NULL, NULL);
if (props == NULL)
@ -285,88 +393,65 @@ static struct client_endpoint *make_endpoint(struct node *node)
endpoint->info.change_mask =
PW_ENDPOINT_CHANGE_MASK_STREAMS |
PW_ENDPOINT_CHANGE_MASK_SESSION |
PW_ENDPOINT_CHANGE_MASK_PROPS;
PW_ENDPOINT_CHANGE_MASK_PROPS |
PW_ENDPOINT_CHANGE_MASK_PARAMS;
endpoint->info.n_streams = 1;
endpoint->info.props = &endpoint->props->dict;
endpoint->params[0] = SPA_PARAM_INFO(SPA_PARAM_PropInfo, SPA_PARAM_INFO_READ);
endpoint->params[1] = SPA_PARAM_INFO(SPA_PARAM_Props, SPA_PARAM_INFO_READWRITE);
endpoint->info.params = endpoint->params;
endpoint->info.n_params = 2;
pw_client_endpoint_proxy_add_listener(endpoint->client_endpoint,
&endpoint->client_endpoint_listener,
&client_endpoint_events,
endpoint);
s = &endpoint->stream;
s->props = pw_properties_new(NULL, NULL);
if ((str = pw_properties_get(props, PW_KEY_MEDIA_CLASS)) != NULL)
pw_properties_set(s->props, PW_KEY_MEDIA_CLASS, str);
if (node->direction == PW_DIRECTION_OUTPUT)
pw_properties_set(s->props, PW_KEY_ENDPOINT_STREAM_NAME, "Playback");
else
pw_properties_set(s->props, PW_KEY_ENDPOINT_STREAM_NAME, "Capture");
subscribe[n_subscribe++] = SPA_PARAM_EnumFormat;
subscribe[n_subscribe++] = SPA_PARAM_Props;
subscribe[n_subscribe++] = SPA_PARAM_PropInfo;
pw_log_debug(NAME" %p: node %p proxy %p subscribe %d params", impl,
node, node->obj->obj.proxy, n_subscribe);
pw_node_proxy_subscribe_params((struct pw_node_proxy*)node->obj->obj.proxy,
subscribe, n_subscribe);
s->info.version = PW_VERSION_ENDPOINT_STREAM_INFO;
s->info.id = 0;
s->info.endpoint_id = endpoint->info.id;
s->info.name = (char*)pw_properties_get(s->props, PW_KEY_ENDPOINT_STREAM_NAME);
s->info.change_mask = PW_ENDPOINT_STREAM_CHANGE_MASK_PROPS;
s->info.props = &s->props->dict;
pw_log_debug("stream %d", node->id);
pw_client_endpoint_proxy_stream_update(endpoint->client_endpoint,
s->info.id,
PW_CLIENT_ENDPOINT_STREAM_UPDATE_INFO,
0, NULL,
&s->info);
sm_media_session_sync(impl->session, complete_endpoint, endpoint);
return endpoint;
}
static void destroy_endpoint(struct client_endpoint *endpoint)
static void destroy_endpoint(struct endpoint *endpoint)
{
pw_proxy_destroy((struct pw_proxy*)endpoint->client_endpoint);
}
static void complete_stream(void *data)
static void object_update(void *data)
{
struct node *node = data;
struct impl *impl = node->impl;
struct sm_param *p;
pw_log_debug(NAME" %p: node %p", impl, node);
pw_log_debug(NAME" %p: node %p endpoint %p %08x", impl, node, node->endpoint, node->obj->changed);
spa_list_for_each(p, &node->obj->param_list, link) {
struct spa_audio_info info = { 0, };
if (node->endpoint == NULL &&
node->obj->obj.avail & SM_OBJECT_CHANGE_MASK_PROPERTIES)
node->endpoint = make_endpoint(node);
if (p->id != SPA_PARAM_EnumFormat)
continue;
if (spa_format_parse(p->param, &info.media_type, &info.media_subtype) < 0)
continue;
if (info.media_type != SPA_MEDIA_TYPE_audio ||
info.media_subtype != SPA_MEDIA_SUBTYPE_raw)
continue;
spa_pod_object_fixate((struct spa_pod_object*)p->param);
if (pw_log_level_enabled(SPA_LOG_LEVEL_DEBUG))
spa_debug_pod(2, NULL, p->param);
if (spa_format_audio_raw_parse(p->param, &info.info.raw) < 0)
continue;
if (node->format.info.raw.channels < info.info.raw.channels)
node->format = info;
}
pw_log_debug("node %p: complete", node);
node->endpoint = make_endpoint(node);
if (node->obj->changed & SM_NODE_CHANGE_MASK_PARAMS)
update_params(node->endpoint);
}
static const struct sm_object_events object_events = {
SM_VERSION_OBJECT_EVENTS,
.update = object_update
};
static int
handle_node(struct impl *impl, struct sm_object *obj)
{
const char *media_class;
enum pw_direction direction;
struct node *node;
uint32_t subscribe[4], n_subscribe = 0;
media_class = obj->props ? pw_properties_get(obj->props, PW_KEY_MEDIA_CLASS) : NULL;
@ -399,15 +484,7 @@ handle_node(struct impl *impl, struct sm_object *obj)
node->media = strdup(media_class);
pw_log_debug(NAME "%p: node %d is stream %s", impl, node->id, node->media);
subscribe[n_subscribe++] = SPA_PARAM_EnumFormat;
subscribe[n_subscribe++] = SPA_PARAM_Props;
subscribe[n_subscribe++] = SPA_PARAM_PropInfo;
pw_log_debug(NAME" %p: node %p proxy %p subscribe %d params", impl,
node, obj->proxy, n_subscribe);
pw_node_proxy_subscribe_params((struct pw_node_proxy*)obj->proxy,
subscribe, n_subscribe);
sm_media_session_sync(impl->session, complete_stream, node);
sm_object_add_listener(obj, &node->listener, &object_events, node);
return 1;
}