demux: adaptative: flag template segments

modules/demux/adaptative/playlist/Segment.cpp

@@ -48,6 +48,7 @@ ISegment::ISegment(const ICanonicalUrl *parent):
     duration.Set(0);
     chunksuse.Set(0);
     sequence = SEQUENCE_INVALID;
+    templated = false;
 }
 
 ISegment::~ISegment()
@@ -90,6 +91,11 @@ SegmentChunk* ISegment::toChunk(size_t index, BaseRepresentation *ctxrep)
     return chunk;
 }
 
+bool ISegment::isTemplate() const
+{
+    return templated;
+}
+
 void ISegment::setByteRange(size_t start, size_t end)
 {
     startByte = start;

modules/demux/adaptative/playlist/Segment.h

@@ -57,6 +57,7 @@ namespace adaptative
                 virtual void                            setByteRange    (size_t start, size_t end);
                 virtual void                            setSequenceNumber(uint64_t);
                 virtual uint64_t                        getSequenceNumber() const;
+                virtual bool                            isTemplate      () const;
                 virtual size_t                          getOffset       () const;
                 virtual std::vector<ISegment*>          subSegments     () = 0;
                 virtual void                            addSubSegment   (SubSegment *) = 0;
@@ -77,6 +78,7 @@ namespace adaptative
                 size_t                  endByte;
                 std::string             debugName;
                 int                     classId;
+                bool                    templated;
                 uint64_t                sequence;
                 static const int        SEQUENCE_INVALID;
                 static const int        SEQUENCE_FIRST;

modules/demux/adaptative/playlist/SegmentInformation.cpp

@@ -159,11 +159,10 @@ ISegment * SegmentInformation::getSegment(SegmentInfoType type, uint64_t pos) co
     const size_t size = getSegments( type, retSegments );
     if( size )
     {
-        /* check if that's a template (fixme: find a better way) */
-        MediaSegmentTemplate *templ;
-        if( size == 1 && (templ = dynamic_cast<MediaSegmentTemplate*>(retSegments[0])) )
+        if(size == 1 && retSegments[0]->isTemplate())
         {
-            if(templ->segmentTimeline.Get() == NULL ||
+            MediaSegmentTemplate *templ = dynamic_cast<MediaSegmentTemplate*>(retSegments[0]);
+            if(!templ || templ->segmentTimeline.Get() == NULL ||
                templ->segmentTimeline.Get()->maxElementNumber() > pos)
                 return templ;
         }

modules/demux/adaptative/playlist/SegmentTemplate.cpp

@@ -43,6 +43,7 @@ MediaSegmentTemplate::MediaSegmentTemplate( SegmentInformation *parent ) :
     classId = Segment::CLASSID_SEGMENT;
     startNumber.Set( 1 );
     initialisationSegment.Set( NULL );
+    templated = true;
 }
 
 void MediaSegmentTemplate::mergeWith(MediaSegmentTemplate *updated, mtime_t prunebarrier)