From fa0e814a694546e882fb74792b65d8ffadda6999 Mon Sep 17 00:00:00 2001
From: Russell Bryant <russell@russellbryant.com>
Date: Mon, 23 Apr 2007 17:58:15 +0000
Subject: [PATCH] Merged revisions 61763 via svnmerge from
https://origsvn.digium.com/svn/asterisk/branches/1.4
........
r61763 | russell | 2007-04-23 12:57:32 -0500 (Mon, 23 Apr 2007) | 4 lines
Ensure that digits passing through Asterisk have a reasonable minimum length.
It is currently 100 ms. If someone thinks this should be different, feel free
to speak up. (related to issues #8944, #9250, and #9348)
........
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@61764 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
main/channel.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/main/channel.c b/main/channel.c
index dd79c6fd4d..a77aa94504 100644
--- a/main/channel.c
+++ b/main/channel.c
@@ -2226,7 +2226,7 @@ static struct ast_frame *__ast_read(struct ast_channel *chan, int dropaudio)
ast_set_flag(chan, AST_FLAG_EMULATE_DTMF);
chan->emulate_dtmf_digit = f->subclass;
chan->dtmf_begin_tv = ast_tvnow();
- if (f->len)
+ if (f->len && f->len > AST_DEFAULT_EMULATE_DTMF_DURATION)
chan->emulate_dtmf_duration = f->len;
else
chan->emulate_dtmf_duration = AST_DEFAULT_EMULATE_DTMF_DURATION;
@@ -2234,6 +2234,12 @@ static struct ast_frame *__ast_read(struct ast_channel *chan, int dropaudio)
ast_clear_flag(chan, AST_FLAG_IN_DTMF);
if (!f->len)
f->len = ast_tvdiff_ms(ast_tvnow(), chan->dtmf_begin_tv);
+ if (f->len < AST_DEFAULT_EMULATE_DTMF_DURATION) {
+ ast_set_flag(chan, AST_FLAG_EMULATE_DTMF);
+ chan->emulate_dtmf_digit = f->subclass;
+ chan->emulate_dtmf_duration = AST_DEFAULT_EMULATE_DTMF_DURATION - f->len;
+ f = &ast_null_frame;
+ }
}
break;
case AST_FRAME_DTMF_BEGIN:
--
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