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filter-chain: check external ports only once

Browse source 
When we duplicate the pipeline to match the channels, only check
if a port was used only once for the first instance. Makes
demonic filter work again.
This commit is contained in:
Wim Taymans 2021-05-20 11:22:04 +02:00
parent 9af86b7b76
commit 6df32666b4
1 changed files with 4 additions and 14 deletions
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18
src/modules/module-filter-chain.c
View file

@ -972,16 +972,6 @@ static int parse_link(struct graph *graph, struct spa_json *json)
pw_log_error("unknown input port %s", input);
return -ENOENT;
}
if (in_port->external != SPA_ID_INVALID) {
pw_log_info("%s already used as graph input %d, use mixer",
input, in_port->external);
return -EINVAL;
}
if (out_port->external != SPA_ID_INVALID) {
pw_log_info("%s already used as graph output %d, use copy",
output, out_port->external);
return -EINVAL;
}
if (in_port->n_links > 0) {
pw_log_info("Can't have more than 1 link to %s, use a mixer", input);
return -ENOTSUP;
@ -1334,10 +1324,10 @@ static int setup_graph(struct graph *graph, struct spa_json *inputs, struct spa_
} else {
desc = port->node->desc;
d = desc->desc;
if (port->external != SPA_ID_INVALID) {
if (i == 0 && port->external != SPA_ID_INVALID) {
pw_log_error("input port %s[%d]:%s already used as input %d, use mixer",
port->node->name, i, d->PortNames[port->p],
graph->n_input);
port->external);
res = -EBUSY;
goto error;
}
@ -1382,10 +1372,10 @@ static int setup_graph(struct graph *graph, struct spa_json *inputs, struct spa_
} else {
desc = port->node->desc;
d = desc->desc;
if (port->external != SPA_ID_INVALID) {
if (i == 0 && port->external != SPA_ID_INVALID) {
pw_log_error("output port %s[%d]:%s already used as output %d, use copy",
port->node->name, i, d->PortNames[port->p],
graph->n_output);
port->external);
res = -EBUSY;
goto error;
}