[Mplayer-cvslog] CVS: main/DOCS/tech mpcf.txt,1.30,1.31

[Michael Niedermayer CVS]

Update of /cvsroot/mplayer/main/DOCS/tech
In directory mail:/var/tmp.root/cvs-serv19652

Modified Files:
	mpcf.txt 
Log Message:
reserved_bytes & byte order stuff


Index: mpcf.txt
===================================================================
RCS file: /cvsroot/mplayer/main/DOCS/tech/mpcf.txt,v
retrieving revision 1.30
retrieving revision 1.31
diff -u -r1.30 -r1.31
--- mpcf.txt	5 Sep 2003 18:45:12 -0000	1.30
+++ mpcf.txt	6 Sep 2003 13:21:08 -0000	1.31
@@ -60,7 +60,7 @@
 	Note: strings MUST be encoded in utf8
 
         
-f(x)	n fixed bits
+f(x)	n fixed bits in big endian order
 u(x)	unsigned number encoded in x bits in MSB first order
 
 
@@ -76,7 +76,11 @@
 reserved_bytes
 	for(i=0; i<forward_ptr - length_of_non_reserved; i++)
 		reserved			u(8)
-  
+	a decoder MUST ignore any reserved bytes
+	a encoder MUST NOT write any reserved bytes, as this would make it
+	inpossible to add new fields at the end of packets in the future in
+	a compatible way
+
 main header:
 	packet header
 	main_startcode				f(64)