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filter-chain: fix default control values

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447ad35585 broken the default volume
controls because there were no instances of the nodes yet.

Fix this by always storing the control value in the first instance and
then duplicating it when we make other instances.

See #3434
This commit is contained in:
Wim Taymans 2023-10-06 09:56:29 +02:00
parent dcad1243a8
commit bf9efb78ab
1 changed files with 27 additions and 7 deletions
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34
src/modules/module-filter-chain.c
View file

@ -1020,13 +1020,16 @@ static int set_control_value(struct node *node, const char *name, float *value)
{
struct port *port;
int count = 0;
uint32_t i;
uint32_t i, n_hndl;
port = find_port(node, name, FC_PORT_INPUT | FC_PORT_CONTROL);
if (port == NULL)
return -ENOENT;
for (i = 0; i < port->node->n_hndl; i++)
/* if we don't have any instances yet, set the first control value, we will
* copy to other instances later */
n_hndl = SPA_MAX(1u, port->node->n_hndl);
for (i = 0; i < n_hndl; i++)
count += port_set_control_value(port, value, i);
return count;
@ -1129,11 +1132,12 @@ static int sync_volume(struct graph *graph, struct volume *vol)
if (vol->n_ports == 0)
return 0;
for (i = 0; i < vol->n_volumes; i++) {
uint32_t n_port = i % vol->n_ports;
uint32_t n_port = i % vol->n_ports, n_hndl;
struct port *p = vol->ports[n_port];
float v = vol->mute ? 0.0f : vol->volumes[i];
v = v * (vol->max[n_port] - vol->min[n_port]) + vol->min[n_port];
res += port_set_control_value(p, &v, i % p->node->n_hndl);
n_hndl = SPA_MAX(1u, p->node->n_hndl);
res += port_set_control_value(p, &v, i % n_hndl);
}
return res;
}
@ -2020,7 +2024,7 @@ static int load_node(struct graph *graph, struct spa_json *json)
char label[256] = "";
bool have_control = false;
bool have_config = false;
uint32_t i, j;
uint32_t i;
int res;
while (spa_json_get_string(json, key, sizeof(key)) > 0) {
@ -2107,8 +2111,7 @@ static int load_node(struct graph *graph, struct spa_json *json)
port->external = SPA_ID_INVALID;
port->p = desc->control[i];
spa_list_init(&port->link_list);
for (j = 0; j < MAX_HNDL; j++)
port->control_data[j] = desc->default_control[i];
port->control_data[0] = desc->default_control[i];
}
for (i = 0; i < desc->n_notify; i++) {
struct port *port = &node->notify_port[i];
@ -2283,6 +2286,22 @@ error:
return res;
}
/* any default values for the controls are set in the first instance
* of the control data. Duplicate this to the other instances now. */
static void setup_node_controls(struct node *node)
{
uint32_t i, j;
uint32_t n_hndl = node->n_hndl;
uint32_t n_ports = node->desc->n_control;
struct port *ports = node->control_port;
for (i = 0; i < n_ports; i++) {
struct port *port = &ports[i];
for (j = 1; j < n_hndl; j++)
port->control_data[j] = port->control_data[0];
}
}
static struct node *find_next_node(struct graph *graph)
{
struct node *node;
@ -2379,6 +2398,7 @@ static int setup_graph(struct graph *graph, struct spa_json *inputs, struct spa_
desc = node->desc;
n_control += desc->n_control;
n_nodes++;
setup_node_controls(node);
}
graph->n_input = 0;
graph->input = calloc(n_input * 16 * n_hndl, sizeof(struct graph_port));