ok this has to fix the issue with crappy sound cards 100% soft timer

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@8305 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale 2008-05-08 16:20:15 +00:00
parent 414bad7785
commit f2c5f7bebd
2 changed files with 18 additions and 19 deletions

View File

@ -70,7 +70,7 @@
* PaUtil_WriteMemoryBarrier()
*
****************/
#define __VIA_HACK__
#if defined(__VIA_HACK__)
#define NO_BARRIER
#endif

View File

@ -145,36 +145,35 @@ long ReadAudioStream(PABLIO_Stream * aStream, void *data, long numFrames, switch
{
long bytesRead = 0;
char *p = (char *) data;
long avail, readBytes = 0, numBytes = aStream->bytesPerFrame * numFrames;
long avail, totalBytes = 0, neededBytes = aStream->bytesPerFrame * numFrames;
while (numBytes > 0) {
for(;;) {
avail = PaUtil_GetRingBufferReadAvailable(&aStream->inFIFO);
if (avail >= numBytes * 10) {
if (switch_core_timer_check(timer, SWITCH_TRUE) == SWITCH_STATUS_SUCCESS) {
break;
}
if (avail >= neededBytes * 6) {
PaUtil_FlushRingBuffer(&aStream->inFIFO);
avail = 0;
}
if (avail >= numBytes * 2) {
bytesRead = PaUtil_ReadRingBuffer(&aStream->inFIFO, p, numBytes);
numBytes -= bytesRead;
readBytes += bytesRead;
bytesRead = 0;
if (totalBytes < neededBytes && avail >= neededBytes) {
bytesRead = PaUtil_ReadRingBuffer(&aStream->inFIFO, p, neededBytes);
totalBytes += bytesRead;
}
if (numBytes > 0) {
if (switch_core_timer_check(timer, SWITCH_TRUE) == SWITCH_STATUS_SUCCESS) {
break;
}
switch_yield(1000);
if (bytesRead) {
p += bytesRead;
} else {
switch_yield(1000);
}
}
if (readBytes) {
switch_core_timer_sync(timer);
}
return readBytes / aStream->bytesPerFrame;
return totalBytes / aStream->bytesPerFrame;
}
/************************************************************