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-rw-r--r--doc/info/mds.texinfo26
1 files changed, 21 insertions, 5 deletions
diff --git a/doc/info/mds.texinfo b/doc/info/mds.texinfo
index 36722fc..0e54b00 100644
--- a/doc/info/mds.texinfo
+++ b/doc/info/mds.texinfo
@@ -3306,6 +3306,12 @@ The number of stops in the red gamma ramp.
The number of stops in the green gamma ramp.
@item Blue size
The number of stops in the blue gamma ramp.
+@item Tables
+The number of gamma ramp lookup tables that
+is included in the respone's message. This header
+will not necessarily be included if @code{Coalesce: yes}
+was used in the query, rather reference implementations
+will exclude it.
@end table
These headers are included so you can make sure
the no metadata for gamma ramps have changed,
@@ -3333,6 +3339,17 @@ On a big-endian system this would be:
21 00 22 00 23 00 24 00 25 00 26 00 27 00 28 00
@end example
+However if @code{Coalesce: no} was used in the query,
+the message will include multiple gamma ramps lookup
+tables. These will be in the order they are applied,
+that is, highest priority first. The tables will be
+encoded in the same way as for @code{Coalesce: yes}
+and they with be included without any delimiter.
+However, each table will be prefixed with the priority
+and the class. The priority will be encoded in native
+binary format as an @code{int64_t} and the class will
+be encoded as a NUL-terminated UTF-8 string
+
@item Purpose:
Enable analysis and readings of the current
gamma ramps.
@@ -3375,11 +3392,10 @@ different priorities so other programs can insert filters
between them.
@item Required header: @code{Class}
-A string that identifies the filter. It should
-be formatted as @code{pkg::cmd::role}.
-@code{pkg} should be the package name the
-package was installed with on the system.
-@code{cmd} should be the basename of the
+A UTF-8 string that identifies the filter. It should
+be formatted as @code{pkg::cmd::role}. @code{pkg} should
+be the package name the package was installed with on
+the system. @code{cmd} should be the basename of the
command for the program.
@item Required header: @code{Lifespan}