Merge branch 't/smaller_tarball'

[paraslash.git] / ggo / server.m4

diff --git a/ggo/server.m4 b/ggo/server.m4
index 4be4e2c9f029766e7376d0949153f7ed7e560a94..7f2d975970b133d0fb50b023d568cfd8497a79c3 100644 (file)
--- 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"
 ####################