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/branches/1.4@61763 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2007-04-23 17:57:32 +00:00
parent 9378347264
commit baab073219

View File

@@ -2268,7 +2268,7 @@ 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;
@@ -2276,6 +2276,12 @@ 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: