unsigned int __stdcall SpkrThread(LPVOID Unused)
{
int i;
DWORD bufLen = ((N_SAMPLES * BITS_PER_SAMPLE) / 8);
WAVEHDR* pWH;
MMRESULT ret;
int played;
OsMsg *pMsg = NULL;
OsIntPtrMsg *pSpeakerMsg = NULL;
BOOL bGotMsg ;
int n;
bool bDone ;
static bool sLastRingerEnabled = false;
OsStatus res;
static bool bRunning = false ;
HWAVEOUT hOut = NULL;
UINT timerId=0;
// Verify that only 1 instance of the MicThread is running
if (bRunning)
{
ResumeThread(hMicThread);
return 1 ;
}
else
{
bRunning = true ;
}
ResumeThread(hMicThread);
#ifdef OHISTORY /* [ */
WAVEHDR* lastWH[OHISTORY];
int lastInd[OHISTORY];
int last = 0;
for (i=0;i<OHISTORY;i++)
{
lastWH[i] = 0;
lastInd[i] = 0;
}
memset(histOut, 0xff, sizeof(histOut));
lastOut = 0;
#endif /* OHISTORY ] */
// Initialize headers
for (i=0; i<N_OUT_BUFFERS; i++)
{
hOutHdr[i] = hOutBuf[i] = NULL;
pOutHdr[i] = NULL;
}
if (openSpeakerDevices(pWH, hOut))
{
// NOT using a sound card
// Set up a 10ms timer to call back to this routine
timerId = timeSetEvent(10, 0, TimerCallbackProc, GetCurrentThreadId(), TIME_PERIODIC);
}
played = 0;
bDone = false ;
while (!bDone)
{
bGotMsg = (gSpeakerStatusQueue->receive(pMsg) == OS_SUCCESS);
// when switching devices, ringer to in-call we need to make
// sure any outstanding buffers are flushed
if (sLastRingerEnabled != DmaTask::isRingerEnabled())
{
if (audioOutH)
{
ret = waveOutReset(audioOutH);
}
if (audioOutCallH)
{
ret = waveOutReset(audioOutCallH);
}
if (ret != MMSYSERR_NOERROR)
{
showWaveError("waveOutReset", ret, -1, __LINE__);
}
else
{
waitForDeviceResetCompletion();
}
}
if (bGotMsg && pMsg)
{
pSpeakerMsg = (OsIntPtrMsg*)pMsg;
intptr_t msgType = pSpeakerMsg->getData1();
intptr_t data2 = pSpeakerMsg->getData2();
pSpeakerMsg->releaseMsg();
pSpeakerMsg = NULL;
pMsg = NULL;
switch (msgType)
{
case WM_ALT_HEARTBEAT:
OsSysLog::add(FAC_MP, PRI_DEBUG,
"SpeakerThreadWnt invoking MpMediaTask::signalFrameStart from timer message");
res = MpMediaTask::signalFrameStart();
switch (res)
{
case OS_SUCCESS:
frameCount++;
break;
#ifdef DEBUG_WINDOZE /* [ */
case OS_LIMIT_REACHED:
// Should bump missed frame statistic
osPrintf(" Frame %d: OS_LIMIT_REACHED\n", frameCount);
break;
case OS_WAIT_TIMEOUT:
// Should bump missed frame statistic
osPrintf(" Frame %d: OS_WAIT_TIMEOUT\n", frameCount);
break;
case OS_ALREADY_SIGNALED:
// Should bump missed frame statistic
osPrintf(" Frame %d: OS_ALREADY_SIGNALED\n", frameCount);
break;
default:
osPrintf("Frame %d, signalFrameStart() returned %d\n",
frameCount, res);
break;
#else /* DEBUG_WINDOZE ] [ */
case OS_LIMIT_REACHED:
case OS_WAIT_TIMEOUT:
case OS_ALREADY_SIGNALED:
default:
// Should bump missed frame statistic
break;
#endif /* DEBUG_WINDOZE ] */
}
// Check for a changed speaker device
if (DmaTask::isOutputDeviceChanged())
{
DmaTask::clearOutputDeviceChanged() ;
closeSpeakerDevices() ;
if (audioOutH)
{
ret = waveOutReset(audioOutH);
}
if (audioOutCallH)
{
ret = waveOutReset(audioOutCallH);
}
if (ret != MMSYSERR_NOERROR)
{
showWaveError("waveOutReset", ret, -1, __LINE__);
}
else
{
waitForDeviceResetCompletion();
}
// Kill the hearbeat timer if it exists
if (timerId>0)
timeKillEvent(timerId);
if (openSpeakerDevices(pWH, hOut))
{
// Open failed - so start the heartbeat timer
timerId = timeSetEvent(10, 0, TimerCallbackProc, GetCurrentThreadId(), TIME_PERIODIC);
}
continue ;
}
break ;
case WOM_DONE:
pWH = (WAVEHDR *) data2;
n = (pWH->dwUser) & USER_BUFFER_MASK;
#ifdef OHISTORY /* [ */
lastWH[last] = pWH;
lastInd[last] = n;
last = (last + 1) % OHISTORY;
if (N_OUT_BUFFERS == played) {
osPrintf("after first %d buffers:", played + 1);
osPrintf("\nCall Backs:");
for (i=0; i<OHISTORY; i++) {
osPrintf("%c%3d", (0 == (i % 20)) ? '\n' : ' ',
histOut[i]);
}
osPrintf("\n\nMessages:");
for (i=0; i<OHISTORY; i++) {
osPrintf("%c%3d", (0 == (i % 20)) ? '\n' : ' ',
lastInd[i]);
}
osPrintf("\n");
}
#endif /* OHISTORY ] */
if (DmaTask::isOutputDeviceChanged())
{
DmaTask::clearOutputDeviceChanged() ;
closeSpeakerDevices() ;
if (openSpeakerDevices(pWH, hOut))
{
if (timerId>0)
timeKillEvent(timerId);
timerId = timeSetEvent(10, 0, TimerCallbackProc, GetCurrentThreadId(), TIME_PERIODIC);
}
continue ;
}
hOut = selectSpeakerDevice() ;
if (hOut)
{
ret = waveOutUnprepareHeader(hOut, pWH, sizeof(WAVEHDR));
if (ret != MMSYSERR_NOERROR)
{
showWaveError("waveOutUnprepareHeader", ret, played, __LINE__);
}
outPostUnprep(n, false);
pWH = outPrePrep(n, bufLen);
ret = waveOutPrepareHeader(hOut, pWH, sizeof(WAVEHDR));
if (ret != MMSYSERR_NOERROR)
{
showWaveError("waveOutPrepareHeader", ret, played, __LINE__);
}
ret = waveOutWrite(hOut, pWH, sizeof(WAVEHDR));
if (ret != MMSYSERR_NOERROR)
{
showWaveError("waveOutWrite", ret, played, __LINE__);
}
played++;
}
OsSysLog::add(FAC_MP, PRI_DEBUG,
"SpeakerThreadWnt invoking MpMediaTask::signalFrameStart from WOM_DONE message");
res = MpMediaTask::signalFrameStart();
switch (res)
{
#ifdef DEBUG_WINDOZE /* [ */
case OS_SUCCESS:
frameCount++;
osPrintf(" Frame %d: OS_SUCCESSFUL\n", frameCount);
break;
case OS_LIMIT_REACHED:
// Should bump missed frame statistic
osPrintf(" Frame %d: OS_LIMIT_REACHED\n", frameCount);
break;
case OS_WAIT_TIMEOUT:
// Should bump missed frame statistic
osPrintf(" Frame %d: OS_WAIT_TIMEOUT\n", frameCount);
break;
case OS_ALREADY_SIGNALED:
// Should bump missed frame statistic
osPrintf(" Frame %d: OS_ALREADY_SIGNALED\n", frameCount);
break;
default:
osPrintf("Frame %d, signalFrameStart() returned %d\n",
frameCount, res);
break;
#else /* DEBUG_WINDOZE ] [ */
case OS_SUCCESS:
frameCount++;
break;
case OS_LIMIT_REACHED:
case OS_WAIT_TIMEOUT:
case OS_ALREADY_SIGNALED:
default:
// Should bump missed frame statistic
break;
#endif /* DEBUG_WINDOZE ] */
}
break;
case WOM_CLOSE:
// Audio device was closed on us (doesn't happen as far as I
// know)
bDone = true ;
break;
default:
break;
}
}
else
{
// Sky is falling, kick out so that we don't spin a high priority
// thread.
bDone = true ;
}
// record our last ringer state
sLastRingerEnabled = DmaTask::isRingerEnabled();
}
// Stop heartbeat timer if it exist
if (timerId>0)
timeKillEvent(timerId);
closeSpeakerDevices() ;
bRunning = false ;
return 0;
}
unsigned int __stdcall SpkrThread(LPVOID Unused)
{
int i;
DWORD bufLen = ((N_SAMPLES * BITS_PER_SAMPLE) / 8);
WAVEHDR* pWH;
MMRESULT ret;
int played;
MSG tMsg;
BOOL bGotMsg ;
int n;
bool bDone ;
static bool sLastRingerEnabled = false;
OsStatus res;
static bool bRunning = false ;
HWAVEOUT hOut = NULL;
// Verify that only 1 instance of the MicThread is running
if (bRunning)
{
ResumeThread(hMicThread);
return 1 ;
}
else
{
bRunning = true ;
}
ResumeThread(hMicThread);
#ifdef OHISTORY /* [ */
WAVEHDR* lastWH[OHISTORY];
int lastInd[OHISTORY];
int last = 0;
for (i=0;i<OHISTORY;i++)
{
lastWH[i] = 0;
lastInd[i] = 0;
}
memset(histOut, 0xff, sizeof(histOut));
lastOut = 0;
#endif /* OHISTORY ] */
// Initialize headers
for (i=0; i<N_OUT_BUFFERS; i++)
{
hOutHdr[i] = hOutBuf[i] = NULL;
pOutHdr[i] = NULL;
}
if (openSpeakerDevices(pWH, hOut))
{
// NOT using a sound card
// Set up a 10ms timer to call back to this routine
timeSetEvent(10, 0, TimerCallbackProc, GetCurrentThreadId(), TIME_PERIODIC);
}
played = 0;
bDone = false ;
while (!bDone)
{
bGotMsg = GetMessage(&tMsg, NULL, 0, 0);
// when switching devices, ringer to in-call we need to make
// sure any outstanding buffers are flushed
if (sLastRingerEnabled != DmaTask::isRingerEnabled())
{
if (audioOutH)
{
waveOutReset(audioOutH);
}
if (audioOutCallH)
{
waveOutReset(audioOutCallH);
}
}
if (bGotMsg)
{
switch (tMsg.message)
{
case WM_ALT_HEARTBEAT:
res = MpMediaTask::signalFrameStart();
switch (res)
{
case OS_SUCCESS:
frameCount++;
break;
case OS_LIMIT_REACHED:
case OS_WAIT_TIMEOUT:
case OS_ALREADY_SIGNALED:
default:
// Should bump missed frame statistic
break;
}
break ;
case WOM_DONE:
pWH = (WAVEHDR *) tMsg.wParam;
n = (pWH->dwUser) & USER_BUFFER_MASK;
#ifdef OHISTORY /* [ */
lastWH[last] = pWH;
lastInd[last] = n;
last = (last + 1) % OHISTORY;
if (N_OUT_BUFFERS == played) {
osPrintf("after first %d buffers:", played + 1);
osPrintf("\nCall Backs:");
for (i=0; i<OHISTORY; i++) {
osPrintf("%c%3d", (0 == (i % 20)) ? '\n' : ' ',
histOut[i]);
}
osPrintf("\n\nMessages:");
for (i=0; i<OHISTORY; i++) {
osPrintf("%c%3d", (0 == (i % 20)) ? '\n' : ' ',
lastInd[i]);
}
osPrintf("\n");
}
#endif /* OHISTORY ] */
if (DmaTask::isOutputDeviceChanged())
{
DmaTask::clearOutputDeviceChanged() ;
closeSpeakerDevices() ;
if (openSpeakerDevices(pWH, hOut))
{
timeSetEvent(10, 0, TimerCallbackProc, GetCurrentThreadId(), TIME_PERIODIC);
}
continue ;
}
hOut = selectSpeakerDevice() ;
if (hOut)
{
ret = waveOutUnprepareHeader(hOut, pWH, sizeof(WAVEHDR));
if (ret != MMSYSERR_NOERROR)
{
showWaveError("waveOutUnprepareHeader", ret, played, __LINE__);
}
outPostUnprep(n, false);
pWH = outPrePrep(n, bufLen);
ret = waveOutPrepareHeader(hOut, pWH, sizeof(WAVEHDR));
if (ret != MMSYSERR_NOERROR)
{
showWaveError("waveOutPrepareHeader", ret, played, __LINE__);
}
ret = waveOutWrite(hOut, pWH, sizeof(WAVEHDR));
if (ret != MMSYSERR_NOERROR)
{
showWaveError("waveOutWrite", ret, played, __LINE__);
/* RL < */
if (ret == MMSYSERR_NODRIVER) {
closeSpeakerDevices() ;
if (openSpeakerDevices(pWH, hOut))
{
timeSetEvent(10, 0, TimerCallbackProc, GetCurrentThreadId(), TIME_PERIODIC);
}
continue;
}
/* RL > */
}
played++;
}
res = MpMediaTask::signalFrameStart();
switch (res)
{
case OS_SUCCESS:
frameCount++;
break;
#ifdef DEBUG_WINDOZE /* [ */
case OS_LIMIT_REACHED:
// Should bump missed frame statistic
osPrintf(" Frame %d: OS_LIMIT_REACHED\n", frameCount);
break;
case OS_WAIT_TIMEOUT:
// Should bump missed frame statistic
osPrintf(" Frame %d: OS_WAIT_TIMEOUT\n", frameCount);
break;
case OS_ALREADY_SIGNALED:
// Should bump missed frame statistic
osPrintf(" Frame %d: OS_ALREADY_SIGNALED\n", frameCount);
break;
default:
osPrintf("Frame %d, signalFrameStart() returned %d\n",
frameCount, res);
break;
#else /* DEBUG_WINDOZE ] [ */
case OS_LIMIT_REACHED:
case OS_WAIT_TIMEOUT:
case OS_ALREADY_SIGNALED:
default:
// Should bump missed frame statistic
break;
#endif /* DEBUG_WINDOZE ] */
}
break;
case WOM_CLOSE:
// Audio device was closed on us (doesn't happen as far as I
// know)
bDone = true ;
break;
default:
break;
}
}
else
{
// Sky is falling, kick out so that we don't spin a high priority
// thread.
bDone = true ;
}
// record our last ringer state
sLastRingerEnabled = DmaTask::isRingerEnabled();
}
closeSpeakerDevices() ;
bRunning = false ;
return 0;
}
