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filter-graph: error when there are no valid nodes

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The nodes might have failed to load or there was an empty array or the
array did not contain objects.
This commit is contained in:
Wim Taymans 2026-05-07 13:30:41 +02:00
parent e9aff3040a
commit 143af979ab
1 changed files with 4 additions and 1 deletions
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5
spa/plugins/filter-graph/filter-graph.c
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@ -2290,6 +2290,10 @@ static int load_graph(struct graph *graph, const struct spa_dict *props)
if ((res = load_node(graph, &it[1])) < 0)
return res;
}
if (spa_list_is_empty(&graph->node_list)) {
spa_log_error(impl->log, "filter.graph has no nodes");
return -EINVAL;
}
if (plinks != NULL) {
while (spa_json_enter_object(plinks, &it[1]) > 0) {
if ((res = parse_link(graph, &it[1])) < 0)
@ -2354,7 +2358,6 @@ static int load_graph(struct graph *graph, const struct spa_dict *props)
else
graph->default_outputs = last->desc->n_output;
return 0;
}