Browse Source

add prperty changes to stuff monitored by jack_evmon (in tools)

tags/0.124.0
Paul Davis 9 years ago
parent
commit
6ac302ba86
1 changed files with 39 additions and 0 deletions
  1. +39
    -0
      evmon.c

+ 39
- 0
evmon.c View File

@@ -23,6 +23,8 @@
#include <stdlib.h>

#include <jack/jack.h>
#include <jack/metadata.h>
#include <jack/uuid.h>

void
port_callback (jack_port_id_t port, int yn, void* arg)
@@ -49,6 +51,39 @@ graph_callback (void* arg)
return 0;
}

void
propchange (jack_uuid_t subject, const char* key, jack_property_change_t change)
{
char buf[JACK_UUID_STRING_SIZE];
const char* action = "";

switch (change) {
case PropertyCreated:
action = "created";
break;

case PropertyChanged:
action = "changed";
break;

case PropertyDeleted:
action = "deleted";
break;
}

if (jack_uuid_empty (subject)) {
printf ("All properties changed!\n");
} else {
jack_uuid_unparse (subject, buf);
if (key) {
printf ("key [%s] for %s %s\n", key, buf, action);
} else {
printf ("all keys for %s %s\n", buf, action);
}
}
}

int
main (int argc, char *argv[])
{
@@ -81,6 +116,10 @@ main (int argc, char *argv[])
fprintf (stderr, "cannot set graph order registration callback\n");
return 1;
}
if (jack_set_property_change_callback (client, (JackPropertyChangeCallback) propchange, 0)) {
fprintf (stderr, "cannot set property change callback\n");
return 1;
}
if (jack_activate (client)) {
fprintf (stderr, "cannot activate client");
return 1;


Loading…
Cancel
Save