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media-session: count params

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This commit is contained in:
Wim Taymans 2019-11-27 12:19:09 +01:00
parent 87946ed2cf
commit 4361e5f326
2 changed files with 9 additions and 9 deletions
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11
src/examples/media-session/media-session.c
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@ -270,16 +270,19 @@ static struct param *add_param(struct spa_list *param_list,
}
static void clear_params(struct spa_list *param_list, uint32_t id)
static uint32_t clear_params(struct spa_list *param_list, uint32_t id)
{
struct param *p, *t;
uint32_t count = 0;
spa_list_for_each_safe(p, t, param_list, this.link) {
if (id == SPA_ID_INVALID || p->this.id == id) {
spa_list_remove(&p->this.link);
free(p);
count++;
}
}
return count;
}
/**
@ -339,9 +342,10 @@ 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);
clear_params(&node->param_list, id);
node->n_params -= clear_params(&node->param_list, id);
add_param(&node->param_list, id, param);
if (add_param(&node->param_list, id, param) != NULL)
node->n_params++;
node->obj.avail |= SM_NODE_CHANGE_MASK_PARAMS;
node->obj.changed |= SM_NODE_CHANGE_MASK_PARAMS;
@ -365,6 +369,7 @@ static void node_destroy(void *object)
spa_list_remove(&port->link);
}
clear_params(&node->param_list, SPA_ID_INVALID);
node->n_params = 0;
if (node->info)
pw_node_info_free(node->info);