gst/gstutils.c (gst_util_seqnum_next): Refactor for clarity.

Original commit message from CVS:
2008-11-04  Andy Wingo  <wingo@pobox.com>

* gst/gstutils.c (gst_util_seqnum_next): Refactor for clarity.

Also add API: to previous changelog entry.

diff --git a/ChangeLog b/ChangeLog
index e51541f..39c4357 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,15 +1,24 @@
 2008-11-04  Andy Wingo  <wingo@pobox.com>
 
+       * gst/gstutils.c (gst_util_seqnum_next): Refactor for clarity.
+
+2008-11-04  Andy Wingo  <wingo@pobox.com>
+
+       Add sequence numbers to events and messages. See #559250.
+
+       * gst/gstutils.c (gst_util_seqnum_next, gst_util_seqnum_compare):
+       API: New functions.
+
        * gst/gstevent.h:
        * gst/gstevent.c (_gst_event_copy, gst_event_new): Initialize new
        events with a new sequence number, and copy it when copying.
-       (gst_event_get_seqnum, gst_event_set_seqnum): Accessors for an
-       event's sequence number.
+       (gst_event_get_seqnum, gst_event_set_seqnum): API: Accessors for
+       an event's sequence number.
 
        * gst/gstmessage.h:
        * gst/gstmessage.c (_gst_message_copy, gst_message_new_custom):
-       (gst_event_get_seqnum, gst_event_set_seqnum): As with events, so
-       with messages.
+       (gst_event_get_seqnum, gst_event_set_seqnum): API: As with events,
+       so with messages.
 
        * docs/gst/gstreamer-sections.txt: Add new functions to the docs.
 

diff --git a/gst/gstutils.c b/gst/gstutils.c
index e7cf1af..75dee71 100644 (file)
--- a/gst/gstutils.c
+++ b/gst/gstutils.c
@@ -594,11 +594,8 @@ overflow:
 guint32
 gst_util_seqnum_next (void)
 {
-  static gint counter = -1;
-  gint ret;
-
-  ret = g_atomic_int_exchange_and_add (&counter, 1);
-  return (guint32) (ret + 1);
+  static gint counter = 0;
+  return g_atomic_int_exchange_and_add (&counter, 1);
 }
 
 /**