demux: dash: compute missing starttime on timeline elements

diff --git a/modules/demux/dash/mpd/SegmentTimeline.cpp b/modules/demux/dash/mpd/SegmentTimeline.cpp
index 07c4dbf884e59d6cf00550c6b6448d06410921ab..540dd9cfa365d09e93ee112709610c0bf22ca447 100644 (file)
--- a/modules/demux/dash/mpd/SegmentTimeline.cpp
+++ b/modules/demux/dash/mpd/SegmentTimeline.cpp
@@ -44,7 +44,14 @@ void SegmentTimeline::addElement(mtime_t d, uint64_t r, mtime_t t)
 {
     Element *element = new (std::nothrow) Element(d, r, t);
     if(element)
+    {
+        if(!elements.empty() && !t)
+        {
+            const Element *el = elements.back();
+            element->t = el->t + (el->d * (el->r + 1));
+        }
         elements.push_back(element);
+    }
 }
 
 uint64_t SegmentTimeline::getElementNumberByScaledPlaybackTime(time_t scaled) const