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-rw-r--r--pjmedia/include/pjmedia/stream.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/pjmedia/include/pjmedia/stream.h b/pjmedia/include/pjmedia/stream.h
index 88e5a882..a2e5f207 100644
--- a/pjmedia/include/pjmedia/stream.h
+++ b/pjmedia/include/pjmedia/stream.h
@@ -341,7 +341,10 @@ PJ_DECL(pj_status_t) pjmedia_stream_resume(pjmedia_stream *stream,
* only valid for audio stream.
*
* @param stream The media stream.
- * @param ascii_digit String containing digits to be sent to remote.
+ * @param ascii_digit String containing digits to be sent to remote as
+ * described on RFC 2833 section 3.10. Character 'R' is
+ * used to represent the event type 16 (flash) as stated
+ * in RFC 4730.
* Currently the maximum number of digits are 32.
*
* @return PJ_SUCCESS on success.