gst/gstsegment.c: Improve some comment.

Original commit message from CVS:
* gst/gstsegment.c: (gst_segment_set_seek),
(gst_segment_to_stream_time):
Improve some comment.
Update variables where it makes more sense.

diff --git a/ChangeLog b/ChangeLog
index ccfe4f3..fc03eb3 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2008-02-29  Wim Taymans  <wim.taymans@collabora.co.uk>
+
+       * gst/gstsegment.c: (gst_segment_set_seek),
+       (gst_segment_to_stream_time):
+       Improve some comment.
+       Update variables where it makes more sense.
+
 2008-02-29  Rene Stadler  <mail@renestadler.de>
 
        * gst/gsturi.c: (gst_uri_handler_get_protocols):

diff --git a/gst/gstsegment.c b/gst/gstsegment.c
index 9b26e47..eef0a48 100644 (file)
--- a/gst/gstsegment.c
+++ b/gst/gstsegment.c
@@ -362,6 +362,9 @@ gst_segment_set_seek (GstSegment * segment, gdouble rate,
   segment->applied_rate = 1.0;
   segment->flags = flags;
   segment->start = start;
+  segment->stop = stop;
+  segment->time = start;
+
   last_stop = segment->last_stop;
   if (update_start && rate > 0.0) {
     last_stop = start;
@@ -382,9 +385,6 @@ gst_segment_set_seek (GstSegment * segment, gdouble rate,
 
   /* update new position */
   segment->last_stop = last_stop;
-
-  segment->time = start;
-  segment->stop = stop;
 }
 
 /**
@@ -574,7 +574,9 @@ gst_segment_to_stream_time (GstSegment * segment, GstFormat format,
     /* correct for segment time */
     result += time;
   } else {
-    /* correct for segment time, clamp at 0 */
+    /* correct for segment time, clamp at 0. Streams with a negative
+     * applied_rate have timestamps between start and stop, as usual, but have
+     * the time member starting high and going backwards.  */
     if (time > result)
       result = time - result;
     else