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Properly implement using zaptel for timing of file playback

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1137 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2003-06-29 20:32:26 +00:00
parent 97fc11c244
commit 40e4cfe458
6 changed files with 46 additions and 17 deletions
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30
channel.c
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@@ -938,13 +938,19 @@ char ast_waitfordigit(struct ast_channel *c, int ms)
return result;
}
int ast_settimeout(struct ast_channel *c, int ms)
int ast_settimeout(struct ast_channel *c, int samples, int (*func)(void *data), void *data)
{
int res = -1;
#ifdef ZAPTEL_OPTIMIZATIONS
if (c->timingfd > -1) {
ms *= 8;
res = ioctl(c->timingfd, ZT_TIMERCONFIG, &ms);
if (!func) {
samples = 0;
data = 0;
}
ast_log(LOG_DEBUG, "Scheduling timer at %d sample intervals\n", samples);
res = ioctl(c->timingfd, ZT_TIMERCONFIG, &samples);
c->timingfunc = func;
c->timingdata = data;
}
#endif
return res;
@@ -983,6 +989,10 @@ struct ast_frame *ast_read(struct ast_channel *chan)
{
struct ast_frame *f = NULL;
int blah;
#ifdef ZAPTEL_OPTIMIZATIONS
int (*func)(void *);
void *data;
#endif
static struct ast_frame null_frame =
{
AST_FRAME_NULL,
@@ -1027,10 +1037,18 @@ struct ast_frame *ast_read(struct ast_channel *chan)
chan->exception = 0;
blah = -1;
ioctl(chan->timingfd, ZT_TIMERACK, &blah);
blah = 0;
ioctl(chan->timingfd, ZT_TIMERCONFIG, &blah);
f = &null_frame;
func = chan->timingfunc;
data = chan->timingdata;
pthread_mutex_unlock(&chan->lock);
if (func) {
func(data);
} else {
blah = 0;
pthread_mutex_lock(&chan->lock);
ioctl(chan->timingfd, ZT_TIMERCONFIG, &blah);
pthread_mutex_unlock(&chan->lock);
}
f = &null_frame;
return f;
}
#endif