[ekiga] Fix loading of codecs without an encoding name, e.g. MS-IMA-ADPCM

[Eugen Dedu <ededu src gnome org>]

commit 0ba44a03d26bb74c5be9158cb598c774b3a78c84
Author: Eugen Dedu <Eugen Dedu pu-pm univ-fcomte fr>
Date:   Wed Dec 21 11:11:31 2011 +0100

    Fix loading of codecs without an encoding name, e.g. MS-IMA-ADPCM

 .../components/opal/opal-codec-description.cpp     |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/lib/engine/components/opal/opal-codec-description.cpp b/lib/engine/components/opal/opal-codec-description.cpp
index ac8a113..0e48771 100644
--- a/lib/engine/components/opal/opal-codec-description.cpp
+++ b/lib/engine/components/opal/opal-codec-description.cpp
@@ -54,7 +54,11 @@ CodecDescription::CodecDescription (OpalMediaFormat & format)
   : Ekiga::CodecDescription ()
 {
   name = (const char *) format.GetEncodingName ();
-  if (name == "G722")
+  // if a codec does not have a IANA encoding name, use its name instead
+  // (it is the case for MS-IMA-ADPCM for ex.)
+  if (name.empty())
+    name = (const char *) format.GetName ();
+  if (name == "G722")  // G722 has the wrong rate in RFC
     rate = 16000;
   else
     rate = format.GetClockRate ();