Fix memory leaks. More to come.

Original commit message from CVS:
* ext/alsaspdif/alsaspdifsink.c:
* ext/timidity/gsttimidity.c:
* ext/timidity/gstwildmidi.c:
* gst/mpegvideoparse/mpegvideoparse.c:
Fix memory leaks. More to come.
* tests/check/Makefile.am:
* tests/check/generic/states.c:
Improved state change unit test.

3 files changed, 13 insertions, 8 deletions

diff --git a/ext/alsaspdif/alsaspdifsink.c b/ext/alsaspdif/alsaspdifsink.c
index f59a1563..bc1e2276 100644
--- a/ext/alsaspdif/alsaspdifsink.c
+++ b/ext/alsaspdif/alsaspdifsink.c
@@ -589,6 +589,7 @@ alsaspdifsink_find_pcm_device (AlsaSPDIFSink * sink)
 beach:
   if (pcm)
     snd_pcm_close (pcm);
+  snd_ctl_elem_list_clear (clist);
   snd_ctl_close (ctl);
   return err;
 }
diff --git a/ext/timidity/gsttimidity.c b/ext/timidity/gsttimidity.c
index bbd89c98..1a51fe38 100644
--- a/ext/timidity/gsttimidity.c
+++ b/ext/timidity/gsttimidity.c
@@ -818,17 +818,19 @@ static gboolean
 plugin_init (GstPlugin * plugin)
 {
   static gchar *exts[] = { "mid", "midi", NULL };
-  /* exchange the strings 'plugin' and 'Template plugin' with your
-   * plugin name and description */
+  GstCaps *caps;
+
   GST_DEBUG_CATEGORY_INIT (gst_timidity_debug, "timidity",
       0, "Timidity plugin");
 
+  caps = gst_caps_new_simple ("audio/midi", NULL);
   if (!gst_type_find_register (plugin, "audio/midi", GST_RANK_PRIMARY,
-          gst_timidity_typefind, exts,
-          gst_caps_new_simple ("audio/midi", NULL), NULL, NULL)) {
+          gst_timidity_typefind, exts, caps, NULL, NULL)) {
     GST_WARNING ("can't register typefind");
+    gst_caps_unref (caps);
     return FALSE;
   }
+  gst_caps_unref (caps);
 
   return gst_element_register (plugin, "timidity",
       GST_RANK_PRIMARY, GST_TYPE_TIMIDITY);
diff --git a/ext/timidity/gstwildmidi.c b/ext/timidity/gstwildmidi.c
index 16b9f172..e975a18a 100644
--- a/ext/timidity/gstwildmidi.c
+++ b/ext/timidity/gstwildmidi.c
@@ -912,17 +912,19 @@ static gboolean
 plugin_init (GstPlugin * plugin)
 {
   static gchar *exts[] = { "mid", "midi", NULL };
-  /* exchange the strings 'plugin' and 'Template plugin' with your
-   * plugin name and description */
+  GstCaps *caps;
+
   GST_DEBUG_CATEGORY_INIT (gst_wildmidi_debug, "wildmidi",
       0, "Wildmidi plugin");
 
+  caps = gst_caps_new_simple ("audio/midi", NULL);
   if (!gst_type_find_register (plugin, "audio/midi", GST_RANK_SECONDARY,
-          gst_wildmidi_typefind, exts,
-          gst_caps_new_simple ("audio/midi", NULL), NULL, NULL)) {
+          gst_wildmidi_typefind, exts, caps, NULL, NULL)) {
     GST_WARNING ("can't register typefind");
+    gst_caps_unref (caps);
     return FALSE;
   }
+  gst_caps_unref (caps);
 
   return gst_element_register (plugin, "wildmidi",
       GST_RANK_SECONDARY, GST_TYPE_WILDMIDI);