demux: adaptative: don't call method in constructor

modules/demux/adaptative/plumbing/Demuxer.cpp

@@ -62,9 +62,6 @@ Demuxer::Demuxer(demux_t *p_realdemux_, const std::string &name_, es_out_t *out,
     {
         b_startsfromzero = true;
     }
-
-    if(!create())
-        throw VLC_EGENERIC;
 }
 
 Demuxer::~Demuxer()

modules/demux/dash/DASHStream.cpp

@@ -49,6 +49,13 @@ AbstractDemuxer * DASHStream::createDemux(const StreamFormat &format)
         case StreamFormat::UNSUPPORTED:
             break;
     }
+
+    if(ret && !ret->create())
+    {
+        delete ret;
+        ret = NULL;
+    }
+
     return ret;
 }
 

modules/demux/hls/HLSStreams.cpp

@@ -67,6 +67,13 @@ AbstractDemuxer * HLSStream::createDemux(const StreamFormat &format)
         case StreamFormat::UNSUPPORTED:
             break;
     }
+
+    if(ret && !ret->create())
+    {
+        delete ret;
+        ret = NULL;
+    }
+
     return ret;
 }