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device: place the number of routes in the nodes

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So that we can know if this node has routes or not.
Nodes without routes might need their volumes restored directly
with the node properties, like streams. Nodes with a route need their
volumes set on the device managing the node.
This commit is contained in:
Wim Taymans 2021-03-22 16:37:52 +01:00
parent 8a9c2ae901
commit fc44013d17
2 changed files with 10 additions and 7 deletions
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10
spa/plugins/alsa/alsa-acp-device.c
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@ -144,7 +144,7 @@ static int emit_node(struct impl *this, struct acp_device *dev)
struct spa_dict_item *items;
const struct acp_dict_item *it;
uint32_t n_items, i;
char device_name[128], path[180], channels[16], ch[12];
char device_name[128], path[180], channels[16], ch[12], routes[16];
char card_id[16], *p;
char positions[SPA_AUDIO_MAX_CHANNELS * 12];
struct spa_device_object_info info;
@ -164,7 +164,7 @@ static int emit_node(struct impl *this, struct acp_device *dev)
info.change_mask = SPA_DEVICE_OBJECT_CHANGE_MASK_PROPS;
n_items = dev->props.n_items + 6;
n_items = dev->props.n_items + 7;
items = alloca(n_items * sizeof(*items));
snprintf(card_id, sizeof(card), "%d", card->index);
@ -192,9 +192,11 @@ static int emit_node(struct impl *this, struct acp_device *dev)
p += snprintf(p, 12, "%s%s", i == 0 ? "" : ",",
acp_channel_str(ch, sizeof(ch), dev->format.map[i]));
}
items[5] = SPA_DICT_ITEM_INIT(SPA_KEY_AUDIO_POSITION, positions);
n_items = 6;
snprintf(routes, sizeof(routes), "%d", dev->n_ports);
items[6] = SPA_DICT_ITEM_INIT("device.routes", routes);
n_items = 7;
acp_dict_for_each(it, &dev->props)
items[n_items++] = SPA_DICT_ITEM_INIT(it->key, it->value);