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truncate last 200ms of DTMF-terminated recording to eliminate inband DTMF (issue #5383)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6717 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kevin P. Fleming
2005-10-04 22:35:43 +00:00
parent f7d567fe85
commit 0c886c21c2
1 changed files with 5 additions and 1 deletions
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6
res/res_agi.c
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@@ -962,7 +962,11 @@ static int handle_recordfile(struct ast_channel *chan, AGI *agi, int argc, char
switch(f->frametype) { switch(f->frametype) {
case AST_FRAME_DTMF: case AST_FRAME_DTMF:
if (strchr(argv[4], f->subclass)) { if (strchr(argv[4], f->subclass)) {
/* This is an interrupting chracter */ /* This is an interrupting chracter, so rewind to chop off any small
amount of DTMF that may have been recorded
*/
ast_stream_rewind(fs, 200);
ast_truncstream(fs);
sample_offset = ast_tellstream(fs); sample_offset = ast_tellstream(fs);
fdprintf(agi->fd, "200 result=%d (dtmf) endpos=%ld\n", f->subclass, sample_offset); fdprintf(agi->fd, "200 result=%d (dtmf) endpos=%ld\n", f->subclass, sample_offset);
ast_closestream(fs); ast_closestream(fs);