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media-session: try to connect to the node directly

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If we can't find a session for the target node, try to connect to the
node directly if it exists.
This commit is contained in:
Wim Taymans 2018-10-30 16:30:16 +00:00
parent 093c675995
commit ee72023629
1 changed files with 21 additions and 9 deletions
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30
src/examples/media-session.c
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@ -930,6 +930,7 @@ static int rescan_node(struct impl *impl, struct node *node)
struct spa_audio_info_raw audio_info = { 0, };
struct spa_pod *param;
char buf[1024];
int n_links = 0;
if (node->type == NODE_TYPE_DSP || node->type == NODE_TYPE_DEVICE)
return 0;
@ -1006,6 +1007,13 @@ static int rescan_node(struct impl *impl, struct node *node)
else
return -EINVAL;
if (strcmp(category, "Capture") == 0)
direction = PW_DIRECTION_OUTPUT;
else if (strcmp(category, "Playback") == 0)
direction = PW_DIRECTION_INPUT;
else
return -EINVAL;
str = spa_dict_lookup(props, PW_NODE_PROP_TARGET_NODE);
if (str != NULL)
find.path_id = atoi(str);
@ -1022,6 +1030,15 @@ static int rescan_node(struct impl *impl, struct node *node)
spa_list_for_each(session, &impl->session_list, l)
find_session(&find, session);
if (find.sess == NULL && find.path_id != SPA_ID_INVALID) {
pw_log_debug(NAME " %p: no session found for %d, try node", impl, node->obj.id);
n_links = 1;
peer = find_object(impl, find.path_id);
if (peer != NULL)
goto do_link;
}
if (find.sess == NULL) {
struct client *client;
@ -1042,13 +1059,6 @@ static int rescan_node(struct impl *impl, struct node *node)
return 0;
}
if (strcmp(category, "Capture") == 0)
direction = PW_DIRECTION_OUTPUT;
else if (strcmp(category, "Playback") == 0)
direction = PW_DIRECTION_INPUT;
else
return -EINVAL;
if (exclusive || session->dsp == NULL) {
if (exclusive && session->busy) {
pw_log_warn(NAME" %p: session %d busy, can't get exclusive access", impl, session->id);
@ -1088,10 +1098,12 @@ static int rescan_node(struct impl *impl, struct node *node)
SPA_PARAM_Profile, 0, param);
stream_set_volume(impl, node, 1.0, false);
n_links = audio_info.channels;
} else {
audio_info.channels = 1;
n_links = audio_info.channels = 1;
}
link_nodes(peer, direction, node, audio_info.channels);
do_link:
link_nodes(peer, direction, node, n_links);
return 1;
}