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				https://gitlab.freedesktop.org/pipewire/pipewire.git
				synced 2025-11-03 09:01:54 -05:00 
			
		
		
		
	context: track changes more closely
Mark the global changes and only emit a change event when something changed.
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					 2 changed files with 26 additions and 9 deletions
				
			
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					@ -315,11 +315,15 @@ static void do_global_sync(struct global *g)
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				return;
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									return;
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		}
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							}
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		g->init = false;
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							g->init = false;
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							g->changed++;
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		event = PA_SUBSCRIPTION_EVENT_NEW;
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							event = PA_SUBSCRIPTION_EVENT_NEW;
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	} else {
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						} else {
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		event = PA_SUBSCRIPTION_EVENT_CHANGE;
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							event = PA_SUBSCRIPTION_EVENT_CHANGE;
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	}
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						}
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	emit_event(g->context, g, event);
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						if (g->changed > 0) {
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							emit_event(g->context, g, event);
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							g->changed = 0;
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						}
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}
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					}
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					@ -399,6 +403,7 @@ static void device_event_info(void *object, const struct pw_device_info *info)
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			i->proplist = pa_proplist_new_dict(info->props);
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								i->proplist = pa_proplist_new_dict(info->props);
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		}
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							}
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		update_device_props(g);
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							update_device_props(g);
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							g->changed++;
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	}
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						}
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	if (info->change_mask & PW_DEVICE_CHANGE_MASK_PARAMS) {
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						if (info->change_mask & PW_DEVICE_CHANGE_MASK_PARAMS) {
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		for (n = 0; n < info->n_params; n++) {
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							for (n = 0; n < info->n_params; n++) {
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					@ -415,12 +420,14 @@ static void device_event_info(void *object, const struct pw_device_info *info)
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				if (g->card_info.pending_profiles)
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									if (g->card_info.pending_profiles)
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					continue;
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										continue;
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				remove_params(&g->card_info.profiles, id);
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									remove_params(&g->card_info.profiles, id);
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									g->changed++;
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				g->card_info.n_profiles = 0;
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									g->card_info.n_profiles = 0;
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				break;
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									break;
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			case SPA_PARAM_EnumRoute:
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								case SPA_PARAM_EnumRoute:
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				if (g->card_info.pending_ports)
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									if (g->card_info.pending_ports)
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					continue;
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										continue;
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				remove_params(&g->card_info.ports, id);
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									remove_params(&g->card_info.ports, id);
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									g->changed++;
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				g->card_info.n_ports = 0;
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									g->card_info.n_ports = 0;
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				break;
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									break;
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			case SPA_PARAM_Route:
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								case SPA_PARAM_Route:
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					@ -590,7 +597,10 @@ static void device_event_param(void *object, int seq,
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			return;
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								return;
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		}
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							}
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		pw_log_debug("device %d: current profile %d", g->id, index);
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							pw_log_debug("device %d: current profile %d", g->id, index);
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		g->card_info.active_profile = index;
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							if (g->card_info.active_profile != index) {
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								g->changed++;
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								g->card_info.active_profile = index;
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							}
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		break;
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							break;
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	}
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						}
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	case SPA_PARAM_EnumRoute:
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						case SPA_PARAM_EnumRoute:
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					@ -894,8 +904,10 @@ static void device_sync_ports(struct global *g)
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			}
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								}
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			if (props)
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								if (props)
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				changed += parse_props(ng, props, true);
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									changed += parse_props(ng, props, true);
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			if (changed)
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								if (changed) {
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									ng->changed += changed;
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				global_sync(ng);
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									global_sync(ng);
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								}
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		}
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							}
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	}
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						}
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}
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					}
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					@ -951,6 +963,7 @@ static void clear_node_formats(struct global *g)
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	pa_format_info *f;
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						pa_format_info *f;
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	pw_array_for_each(f, &g->node_info.formats)
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						pw_array_for_each(f, &g->node_info.formats)
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		pa_format_info_free(f);
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							pa_format_info_free(f);
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						g->changed++;
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}
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					}
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static void node_event_info(void *object, const struct pw_node_info *info)
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					static void node_event_info(void *object, const struct pw_node_info *info)
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					@ -962,11 +975,13 @@ static void node_event_info(void *object, const struct pw_node_info *info)
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	pw_log_debug("global %p: id:%d change-mask:%"PRIu64, g, g->id, info->change_mask);
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						pw_log_debug("global %p: id:%d change-mask:%"PRIu64, g, g->id, info->change_mask);
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	info = g->info = pw_node_info_update(g->info, info);
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						info = g->info = pw_node_info_update(g->info, info);
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	if (info->props && (str = spa_dict_lookup(info->props, "card.profile.device")))
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						if (info->change_mask & PW_NODE_CHANGE_MASK_PROPS) {
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		g->node_info.profile_device_id = atoi(str);
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							if (info->props && (str = spa_dict_lookup(info->props, "card.profile.device")))
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	else
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								g->node_info.profile_device_id = atoi(str);
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		g->node_info.profile_device_id = SPA_ID_INVALID;
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							else
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								g->node_info.profile_device_id = SPA_ID_INVALID;
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							g->changed++;
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						}
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	if (info->change_mask & PW_NODE_CHANGE_MASK_PARAMS) {
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						if (info->change_mask & PW_NODE_CHANGE_MASK_PARAMS) {
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		for (i = 0; i < info->n_params; i++) {
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							for (i = 0; i < info->n_params; i++) {
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			uint32_t id = info->params[i].id;
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								uint32_t id = info->params[i].id;
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					@ -1081,8 +1096,8 @@ static void module_event_info(void *object, const struct pw_module_info *info)
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			pa_proplist_update_dict(i->proplist, info->props);
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								pa_proplist_update_dict(i->proplist, info->props);
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		else
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							else
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			i->proplist = pa_proplist_new_dict(info->props);
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								i->proplist = pa_proplist_new_dict(info->props);
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							g->changed++;
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	}
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						}
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	i->name = info->name;
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						i->name = info->name;
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	i->argument = info->args;
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						i->argument = info->args;
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	i->n_used = -1;
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						i->n_used = -1;
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					@ -1132,6 +1147,7 @@ static void client_event_info(void *object, const struct pw_client_info *info)
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			spa_dict_lookup(info->props, PW_KEY_APP_NAME) : NULL;
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								spa_dict_lookup(info->props, PW_KEY_APP_NAME) : NULL;
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		i->driver = info->props ?
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							i->driver = info->props ?
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			spa_dict_lookup(info->props, PW_KEY_PROTOCOL) : NULL;
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								spa_dict_lookup(info->props, PW_KEY_PROTOCOL) : NULL;
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							g->changed++;
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	}
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						}
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	if (i->name == NULL)
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						if (i->name == NULL)
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		i->name = "Unknown";
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							i->name = "Unknown";
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					@ -264,6 +264,7 @@ struct global {
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	int init:1;
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						int init:1;
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	int sync:1;
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						int sync:1;
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						int changed;
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	void *info;
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						void *info;
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	struct global_info *ginfo;
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						struct global_info *ginfo;
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