Change type of prev_stream_id from uint32_t to int, since it has a max size

of 16bits. See discussion in "[PATCH] RDT/Realmedia patches #2" thread on ML.

Originally committed as revision 15864 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/rdt.c

@@ -40,7 +40,8 @@ struct RDTDemuxContext {
     AVStream *st;
     void *dynamic_protocol_context;
     DynamicPayloadPacketHandlerProc parse_packet;
-    uint32_t prev_set_id, prev_timestamp;
+    uint32_t prev_timestamp;
+    int prev_set_id;
 };
 
 RDTDemuxContext *