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node: avoid useless info events

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If only the flags of the node changed, emit the info_changed signal so
that the client-node can update the flags but don't notify the
listeners, the flag is not included in that info.
This commit is contained in:
Wim Taymans 2020-10-09 16:40:23 +02:00
parent f84eacdd5b
commit ea92df814c
1 changed files with 12 additions and 12 deletions
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24
src/pipewire/impl-node.c
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@ -200,15 +200,14 @@ static int start_node(struct pw_impl_node *this)
return res;
}
static void emit_info_changed(struct pw_impl_node *node)
static void emit_info_changed(struct pw_impl_node *node, bool flags_changed)
{
if (node->info.change_mask == 0)
if (node->info.change_mask == 0 && !flags_changed)
return;
pw_impl_node_emit_info_changed(node, &node->info);
if (node->global) {
if (node->global && node->info.change_mask != 0) {
struct pw_resource *resource;
spa_list_for_each(resource, &node->global->resource_list, link)
pw_node_resource_info(resource, &node->info);
@ -323,7 +322,7 @@ static void node_update_state(struct pw_impl_node *node, enum pw_node_state stat
pw_impl_node_emit_state_changed(node, old, state, error);
node->info.change_mask |= PW_NODE_CHANGE_MASK_STATE;
emit_info_changed(node);
emit_info_changed(node, false);
if (state == PW_NODE_STATE_ERROR && node->global) {
struct pw_resource *resource;
@ -1221,7 +1220,7 @@ SPA_EXPORT
int pw_impl_node_update_properties(struct pw_impl_node *node, const struct spa_dict *dict)
{
int changed = update_properties(node, dict);
emit_info_changed(node);
emit_info_changed(node, false);
return changed;
}
@ -1229,7 +1228,7 @@ static void node_info(void *data, const struct spa_node_info *info)
{
struct pw_impl_node *node = data;
uint32_t changed_ids[MAX_PARAMS], n_changed_ids = 0;
bool recalc = false;
bool flags_changed = false;
node->info.max_input_ports = info->max_input_ports;
node->info.max_output_ports = info->max_output_ports;
@ -1239,9 +1238,10 @@ static void node_info(void *data, const struct spa_node_info *info)
info->max_output_ports);
if (info->change_mask & SPA_NODE_CHANGE_MASK_FLAGS) {
if ((recalc = node->spa_flags != info->flags)) {
if (node->spa_flags != info->flags) {
flags_changed = node->spa_flags != 0;
pw_log_debug(NAME" %p: flags %"PRIu64"->%"PRIu64, node, node->spa_flags, info->flags);
node->spa_flags = info->flags;
node->info.change_mask |= PW_NODE_CHANGE_MASK_PROPS;
}
}
if (info->change_mask & SPA_NODE_CHANGE_MASK_PROPS) {
@ -1266,13 +1266,13 @@ static void node_info(void *data, const struct spa_node_info *info)
node->info.params[i] = info->params[i];
}
}
emit_info_changed(node);
emit_info_changed(node, flags_changed);
if (n_changed_ids > 0)
emit_params(node, changed_ids, n_changed_ids);
if (recalc)
pw_context_recalc_graph(node->context, "node info changed");
if (flags_changed)
pw_context_recalc_graph(node->context, "node flags changed");
}
static void node_port_info(void *data, enum spa_direction direction, uint32_t port_id,