|
|
@ -38,16 +38,18 @@ static void PrepareHeader(WAVEHDR *hdr)
|
|
|
|
static DWORD WINAPI SoundThread(LPVOID arg)
|
|
|
|
static DWORD WINAPI SoundThread(LPVOID arg)
|
|
|
|
{
|
|
|
|
{
|
|
|
|
MSG msg;
|
|
|
|
MSG msg;
|
|
|
|
WAVEHDR *hdr;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
while (_waveout != NULL) {
|
|
|
|
while (_waveout != NULL) {
|
|
|
|
for (hdr = _wave_hdr; hdr != endof(_wave_hdr); hdr++) {
|
|
|
|
for (WAVEHDR *hdr = _wave_hdr; hdr != endof(_wave_hdr); hdr++) {
|
|
|
|
if ((hdr->dwFlags & WHDR_INQUEUE) != 0) continue;
|
|
|
|
if ((hdr->dwFlags & WHDR_INQUEUE) != 0) continue;
|
|
|
|
MxMixSamples(hdr->lpData, hdr->dwBufferLength / 4);
|
|
|
|
MxMixSamples(hdr->lpData, hdr->dwBufferLength / 4);
|
|
|
|
if (waveOutWrite(_waveout, hdr, sizeof(WAVEHDR)) != MMSYSERR_NOERROR) usererror("waveOutWrite failed");
|
|
|
|
if (waveOutWrite(_waveout, hdr, sizeof(WAVEHDR)) != MMSYSERR_NOERROR) usererror("waveOutWrite failed");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
GetMessage(&msg, NULL, MM_WOM_DONE, MM_WOM_DONE);
|
|
|
|
|
|
|
|
|
|
|
|
/* Wait for the device to be closed or ready to play new data. */
|
|
|
|
|
|
|
|
GetMessage(&msg, NULL, MM_WOM_CLOSE, MM_WOM_DONE);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
@ -63,8 +65,10 @@ const char *SoundDriver_Win32::Start(const char * const *parm)
|
|
|
|
|
|
|
|
|
|
|
|
_bufsize = GetDriverParamInt(parm, "bufsize", (GB(GetVersion(), 0, 8) > 5) ? 8192 : 4096);
|
|
|
|
_bufsize = GetDriverParamInt(parm, "bufsize", (GB(GetVersion(), 0, 8) > 5) ? 8192 : 4096);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Create the sound thread in suspended state because we are not ready to play anything. */
|
|
|
|
if (NULL == (_thread = CreateThread(NULL, 8192, SoundThread, 0, CREATE_SUSPENDED, &_threadId))) return "Failed to create thread";
|
|
|
|
if (NULL == (_thread = CreateThread(NULL, 8192, SoundThread, 0, CREATE_SUSPENDED, &_threadId))) return "Failed to create thread";
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Open the sound device, it will send messages to sound thread. */
|
|
|
|
if (waveOutOpen(&_waveout, WAVE_MAPPER, &wfex, (DWORD_PTR)_threadId, 0, CALLBACK_THREAD) != MMSYSERR_NOERROR) return "waveOutOpen failed";
|
|
|
|
if (waveOutOpen(&_waveout, WAVE_MAPPER, &wfex, (DWORD_PTR)_threadId, 0, CALLBACK_THREAD) != MMSYSERR_NOERROR) return "waveOutOpen failed";
|
|
|
|
|
|
|
|
|
|
|
|
MxInitialize(wfex.nSamplesPerSec);
|
|
|
|
MxInitialize(wfex.nSamplesPerSec);
|
|
|
@ -72,6 +76,7 @@ const char *SoundDriver_Win32::Start(const char * const *parm)
|
|
|
|
PrepareHeader(&_wave_hdr[0]);
|
|
|
|
PrepareHeader(&_wave_hdr[0]);
|
|
|
|
PrepareHeader(&_wave_hdr[1]);
|
|
|
|
PrepareHeader(&_wave_hdr[1]);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* We are now ready to play sound, so resume the sound thread. */
|
|
|
|
ResumeThread(_thread);
|
|
|
|
ResumeThread(_thread);
|
|
|
|
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
return NULL;
|
|
|
@ -81,13 +86,16 @@ void SoundDriver_Win32::Stop()
|
|
|
|
{
|
|
|
|
{
|
|
|
|
HWAVEOUT waveout = _waveout;
|
|
|
|
HWAVEOUT waveout = _waveout;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Break the sound thread loop, but the thread can still be waiting for a message. */
|
|
|
|
_waveout = NULL;
|
|
|
|
_waveout = NULL;
|
|
|
|
WaitForMultipleObjects(1, &_thread, true, INFINITE);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
waveOutReset(waveout);
|
|
|
|
/* Stop the playback (if any) and close the device. This will unlock the thread if it's waiting for a message. */
|
|
|
|
|
|
|
|
waveOutReset(waveout); // Triggers MM_WOM_DONE message if there were pending playbacks.
|
|
|
|
waveOutUnprepareHeader(waveout, &_wave_hdr[0], sizeof(WAVEHDR));
|
|
|
|
waveOutUnprepareHeader(waveout, &_wave_hdr[0], sizeof(WAVEHDR));
|
|
|
|
waveOutUnprepareHeader(waveout, &_wave_hdr[1], sizeof(WAVEHDR));
|
|
|
|
waveOutUnprepareHeader(waveout, &_wave_hdr[1], sizeof(WAVEHDR));
|
|
|
|
waveOutClose(waveout);
|
|
|
|
waveOutClose(waveout); // Triggers MM_WOM_CLOSE message.
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/* Now we can wait for the sound thread to finish because we know it will. */
|
|
|
|
|
|
|
|
WaitForMultipleObjects(1, &_thread, true, INFINITE);
|
|
|
|
CloseHandle(_thread);
|
|
|
|
CloseHandle(_thread);
|
|
|
|
}
|
|
|
|
}
|
|
|
|