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authormattf <mattf@f38db490-d61c-443f-a65b-d21fe96a405b>2007-05-09 17:20:20 +0000
committermattf <mattf@f38db490-d61c-443f-a65b-d21fe96a405b>2007-05-09 17:20:20 +0000
commit3d23ec83e345e67bac8a297897b8a262fa33b637 (patch)
treebf7357708386f929a5fd7ad900e0f199a2dc3090 /channels
parent3e69f93c83c5252012e0579e75623c2620fef6ad (diff)
Make sure we only create a DSP if it's requested on SUB_REAL
git-svn-id: http://svn.digium.com/svn/asterisk/branches/1.2@63653 f38db490-d61c-443f-a65b-d21fe96a405b
Diffstat (limited to 'channels')
-rw-r--r--channels/chan_zap.c38
1 files changed, 20 insertions, 18 deletions
diff --git a/channels/chan_zap.c b/channels/chan_zap.c
index 3dea1aa5d..4d8d91440 100644
--- a/channels/chan_zap.c
+++ b/channels/chan_zap.c
@@ -5191,28 +5191,30 @@ static struct ast_channel *zt_new(struct zt_pvt *i, int state, int startpbx, int
i->subs[index].linear = 0;
zt_setlinear(i->subs[index].zfd, i->subs[index].linear);
features = 0;
- if (i->busydetect && CANBUSYDETECT(i)) {
- features |= DSP_FEATURE_BUSY_DETECT;
- }
- if ((i->callprogress & 1) && CANPROGRESSDETECT(i)) {
- features |= DSP_FEATURE_CALL_PROGRESS;
- }
- if ((!i->outgoing && (i->callprogress & 4)) ||
- (i->outgoing && (i->callprogress & 2))) {
- features |= DSP_FEATURE_FAX_DETECT;
- }
+ if (index == SUB_REAL) {
+ if (i->busydetect && CANBUSYDETECT(i)) {
+ features |= DSP_FEATURE_BUSY_DETECT;
+ }
+ if ((i->callprogress & 1) && CANPROGRESSDETECT(i)) {
+ features |= DSP_FEATURE_CALL_PROGRESS;
+ }
+ if ((!i->outgoing && (i->callprogress & 4)) ||
+ (i->outgoing && (i->callprogress & 2))) {
+ features |= DSP_FEATURE_FAX_DETECT;
+ }
#ifdef ZT_TONEDETECT
- x = ZT_TONEDETECT_ON | ZT_TONEDETECT_MUTE;
- if (ioctl(i->subs[index].zfd, ZT_TONEDETECT, &x)) {
+ x = ZT_TONEDETECT_ON | ZT_TONEDETECT_MUTE;
+ if (ioctl(i->subs[index].zfd, ZT_TONEDETECT, &x)) {
#endif
- i->hardwaredtmf = 0;
- features |= DSP_FEATURE_DTMF_DETECT;
+ i->hardwaredtmf = 0;
+ features |= DSP_FEATURE_DTMF_DETECT;
#ifdef ZT_TONEDETECT
- } else if (NEED_MFDETECT(i)) {
- i->hardwaredtmf = 1;
- features |= DSP_FEATURE_DTMF_DETECT;
- }
+ } else if (NEED_MFDETECT(i)) {
+ i->hardwaredtmf = 1;
+ features |= DSP_FEATURE_DTMF_DETECT;
+ }
#endif
+ }
if (features) {
if (i->dsp) {
ast_log(LOG_DEBUG, "Already have a dsp on %s?\n", tmp->name);