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Improve app_mp3

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@704 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2003-03-27 15:11:03 +00:00
parent ca8a788993
commit f4c5c7a8f1
1 changed files with 9 additions and 38 deletions
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47
apps/app_mp3.c
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@@ -73,20 +73,15 @@ static int mp3_exec(struct ast_channel *chan, void *data)
int res=0;
struct localuser *u;
int fds[2];
int rfds[1 + AST_MAX_FDS];
int ms = -1;
int pid = -1;
int us;
int exception;
int owriteformat;
struct timeval tv;
struct timeval last;
struct ast_frame *f;
int x;
struct myframe {
struct ast_frame f;
char offset[AST_FRIENDLY_OFFSET];
char frdata[160];
short frdata[160];
} myf;
last.tv_usec = 0;
last.tv_sec = 0;
@@ -109,29 +104,20 @@ static int mp3_exec(struct ast_channel *chan, void *data)
}
res = mp3play((char *)data, fds[1]);
/* Wait 1000 ms first */
ms = 1000;
if (res >= 0) {
pid = res;
/* Order is important -- there's almost always going to be mp3... we want to prioritize the
user */
rfds[AST_MAX_FDS] = fds[0];
for (;;) {
CHECK_BLOCKING(chan);
for (x=0;x<AST_MAX_FDS;x++)
rfds[x] = chan->fds[x];
res = ast_waitfor_n_fd(rfds, AST_MAX_FDS+1, &ms, &exception);
chan->blocking = 0;
if (res < 1) {
ms = ast_waitfor(chan, ms);
if (ms < 0) {
ast_log(LOG_DEBUG, "Hangup detected\n");
res = -1;
break;
}
for(x=0;x<AST_MAX_FDS;x++)
if (res == chan->fds[x])
break;
if (x < AST_MAX_FDS) {
if (exception)
chan->exception = 1;
if (ms) {
f = ast_read(chan);
if (!f) {
ast_log(LOG_DEBUG, "Null frame == hangup() detected\n");
@@ -145,20 +131,7 @@ static int mp3_exec(struct ast_channel *chan, void *data)
break;
}
ast_frfree(f);
} else if (res == fds[0]) {
gettimeofday(&tv, NULL);
if (last.tv_sec || last.tv_usec) {
/* We should wait at least a frame length */
us = sizeof(myf.frdata) / 16 * 1000;
/* Subtract 1,000,000 us for each second late we've passed */
us -= (tv.tv_sec - last.tv_sec) * 1000000;
/* And one for each us late we've passed */
us -= (tv.tv_usec - last.tv_usec);
/* Sleep that long if needed */
if (us > 0)
usleep(us);
}
last = tv;
} else {
res = read(fds[0], myf.frdata, sizeof(myf.frdata));
if (res > 0) {
myf.f.frametype = AST_FRAME_VOICE;
@@ -176,11 +149,9 @@ static int mp3_exec(struct ast_channel *chan, void *data)
} else {
ast_log(LOG_DEBUG, "No more mp3\n");
res = 0;
break;
}
} else {
ast_log(LOG_DEBUG, "HuhHHH?\n");
res = -1;
break;
ms = res / 16;
}
}
}