X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=ggo%2Fserver.m4;h=7f2d975970b133d0fb50b023d568cfd8497a79c3;hp=4be4e2c9f029766e7376d0949153f7ed7e560a94;hb=f3b4f3298d2dffdb84a121b7d4aa561975f79be9;hpb=f113a41a633c0541f0d8418baf40205f4553c885

diff --git a/ggo/server.m4 b/ggo/server.m4
index 4be4e2c9..7f2d9759 100644
--- a/ggo/server.m4
+++ b/ggo/server.m4
@@ -238,6 +238,56 @@ details="
 	See http_max_clients for details.
 "
 
+option "dccp_max_slice_size" -
+#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+"Upper bound for the FEC slice size"
+int typestr = "size"
+optional
+default = "0"
+details = "
+	If this value is non-positive (the default) the dccp sender
+	uses the maximum packet size (MPS) of the connection as the
+	slice size. The MPS is a network parameter and depends on
+	the path maximum transmission unit (path MTU) of an incoming
+	connection, i.e. on the largest packet size that can be
+	transmitted without causing fragmentation.
+
+	This option allows to use a value less than the MPS in order
+	to fine-tune application performance. Values greater than
+	the MPS of an incoming connection can not be set.
+"
+
+option "dccp_data_slices_per_group" -
+#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+"The number of non-redundant slices per FEC group"
+int typestr = "num"
+optional
+default = "3"
+details = "
+	This determines the number of slices in each FEC group that are
+	necessary to decode the group. The given number must be smaller
+	than the value of the dccp_slices_per_group option below.
+
+	Note that the duration of a FEC group is proportional to the
+	product dccp_max_slice_size * dccp_data_slices_per_group.
+"
+
+option "dccp_slices_per_group" -
+#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+"The total number of slices per FEC group"
+int typestr = "num"
+optional
+default = "4"
+details = "
+	This value must be larger than the value given for above
+	dccp_data_slices_per_group above. The difference being the
+	number of redundant slices per group, i.e.  the number of
+	data packets that may be lost without causing interruptions
+	of the resulting audio stream.
+
+	Increase this value if for lossy networks.
+"
+
 ####################
 section "udp sender"
 ####################