Merge remote branch 'origin/master-tx'

[pulseaudio] / src / modules / module-match.c

diff --git a/src/modules/module-match.c b/src/modules/module-match.c
index 769a6b59ef32140a94332323ed98bd39af3e393a..0bd781d2b2beae0a441e42b26bc996abf08ea324 100644 (file)
--- a/src/modules/module-match.c
+++ b/src/modules/module-match.c
@@ -5,7 +5,7 @@
 
   PulseAudio is free software; you can redistribute it and/or modify
   it under the terms of the GNU Lesser General Public License as published
-  by the Free Software Foundation; either version 2 of the License,
+  by the Free Software Foundation; either version 2.1 of the License,
   or (at your option) any later version.
 
   PulseAudio is distributed in the hope that it will be useful, but
@@ -48,7 +48,8 @@ PA_MODULE_AUTHOR("Lennart Poettering");
 PA_MODULE_DESCRIPTION("Playback stream expression matching module");
 PA_MODULE_VERSION(PACKAGE_VERSION);
 PA_MODULE_LOAD_ONCE(TRUE);
-PA_MODULE_USAGE("table=<filename>");
+PA_MODULE_USAGE("table=<filename> "
+                "key=<property_key>");
 
 #define WHITESPACE "\n\r \t"
 
@@ -57,17 +58,20 @@ PA_MODULE_USAGE("table=<filename>");
 
 static const char* const valid_modargs[] = {
     "table",
+    "key",
     NULL,
 };
 
 struct rule {
     regex_t regex;
     pa_volume_t volume;
+    pa_proplist *proplist;
     struct rule *next;
 };
 
 struct userdata {
     struct rule *rules;
+    char *property_key;
     pa_subscription *subscription;
 };
 
@@ -95,11 +99,12 @@ static int load_rules(struct userdata *u, const char *filename) {
 
     while (!feof(f)) {
         char *d, *v;
-        pa_volume_t volume;
+        pa_volume_t volume = PA_VOLUME_NORM;
         uint32_t k;
         regex_t regex;
         char ln[256];
         struct rule *rule;
+        pa_proplist *proplist = NULL;
 
         if (!fgets(ln, sizeof(ln), f))
             break;
@@ -121,14 +126,33 @@ static int load_rules(struct userdata *u, const char *filename) {
         }
 
         *d = 0;
-        if (pa_atou(v, &k) < 0) {
-            pa_log("[%s:%u] failed to parse volume", filename, n);
-            goto finish;
+        if (pa_atou(v, &k) >= 0) {
+            volume = (pa_volume_t) k;
+        } else if (*v == '"') {
+            char *e;
+
+            e = strchr(v+1, '"');
+            if (!e) {
+                pa_log(__FILE__ ": [%s:%u] failed to parse line - missing role closing quote", filename, n);
+                goto finish;
+            }
+
+            *e = '\0';
+            e = pa_sprintf_malloc("media.role=\"%s\"", v+1);
+            proplist = pa_proplist_from_string(e);
+            pa_xfree(e);
+        } else {
+            char *e;
+
+            e = v+strspn(v, WHITESPACE);
+            if (!*e) {
+                pa_log(__FILE__ ": [%s:%u] failed to parse line - missing end of property list", filename, n);
+                goto finish;
+            }
+            *e = '\0';
+            proplist = pa_proplist_from_string(v);
         }
 
-        volume = (pa_volume_t) k;
-
-
         if (regcomp(&regex, ln, REG_EXTENDED|REG_NOSUB) != 0) {
             pa_log("[%s:%u] invalid regular expression", filename, n);
             goto finish;
@@ -136,6 +160,7 @@ static int load_rules(struct userdata *u, const char *filename) {
 
         rule = pa_xnew(struct rule, 1);
         rule->regex = regex;
+        rule->proplist = proplist;
         rule->volume = volume;
         rule->next = NULL;
 
@@ -177,15 +202,22 @@ static void callback(pa_core *c, pa_subscription_event_type_t t, uint32_t idx, v
     if (!(si = pa_idxset_get_by_index(c->sink_inputs, idx)))
         return;
 
-    if (!(n = pa_proplist_gets(si->proplist, PA_PROP_MEDIA_NAME)))
+    if (!(n = pa_proplist_gets(si->proplist, u->property_key)))
         return;
 
+    pa_log_debug("Matching with %s", n);
+
     for (r = u->rules; r; r = r->next) {
         if (!regexec(&r->regex, n, 0, NULL, 0)) {
-            pa_cvolume cv;
-            pa_log_debug("changing volume of sink input '%s' to 0x%03x", n, r->volume);
-            pa_cvolume_set(&cv, si->sample_spec.channels, r->volume);
-            pa_sink_input_set_volume(si, &cv);
+            if (r->proplist) {
+                pa_log_debug("updating proplist of sink input '%s'", n);
+                pa_proplist_update(si->proplist, PA_UPDATE_MERGE, r->proplist);
+            } else {
+                pa_cvolume cv;
+                pa_log_debug("changing volume of sink input '%s' to 0x%03x", n, r->volume);
+                pa_cvolume_set(&cv, si->sample_spec.channels, r->volume);
+                pa_sink_input_set_volume(si, &cv, TRUE, FALSE);
+            }
         }
     }
 }
@@ -206,9 +238,14 @@ int pa__init(pa_module*m) {
     u->subscription = NULL;
     m->userdata = u;
 
+    u->property_key = pa_xstrdup(pa_modargs_get_value(ma, "key", PA_PROP_MEDIA_NAME));
+
     if (load_rules(u, pa_modargs_get_value(ma, "table", NULL)) < 0)
         goto fail;
 
+    /* FIXME: Doing this asynchronously is just broken. This needs to
+     * use a hook! */
+
     u->subscription = pa_subscription_new(m->core, PA_SUBSCRIPTION_MASK_SINK_INPUT, callback, u);
 
     pa_modargs_free(ma);
@@ -234,10 +271,15 @@ void pa__done(pa_module*m) {
     if (u->subscription)
         pa_subscription_free(u->subscription);
 
+    if (u->property_key)
+        pa_xfree(u->property_key);
+
     for (r = u->rules; r; r = n) {
         n = r->next;
 
         regfree(&r->regex);
+        if (r->proplist)
+            pa_proplist_free(r->proplist);
         pa_xfree(r);
     }