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-rw-r--r--src/sound/win32_s.cpp33
1 files changed, 14 insertions, 19 deletions
diff --git a/src/sound/win32_s.cpp b/src/sound/win32_s.cpp
index 3dc8fd4d0..b770224dc 100644
--- a/src/sound/win32_s.cpp
+++ b/src/sound/win32_s.cpp
@@ -26,6 +26,7 @@ static WAVEHDR _wave_hdr[2];
static int _bufsize;
static HANDLE _thread;
static DWORD _threadId;
+static HANDLE _event;
static void PrepareHeader(WAVEHDR *hdr)
{
@@ -37,18 +38,14 @@ static void PrepareHeader(WAVEHDR *hdr)
static DWORD WINAPI SoundThread(LPVOID arg)
{
- MSG msg;
-
- while (_waveout != NULL) {
+ do {
for (WAVEHDR *hdr = _wave_hdr; hdr != endof(_wave_hdr); hdr++) {
if ((hdr->dwFlags & WHDR_INQUEUE) != 0) continue;
MxMixSamples(hdr->lpData, hdr->dwBufferLength / 4);
if (waveOutWrite(_waveout, hdr, sizeof(WAVEHDR)) != MMSYSERR_NOERROR) usererror("waveOutWrite failed");
}
-
- /* Wait for the device to be closed or ready to play new data. */
- GetMessage(&msg, NULL, MM_WOM_CLOSE, MM_WOM_DONE);
- }
+ WaitForSingleObject(_event, INFINITE);
+ } while (_waveout != NULL);
return 0;
}
@@ -65,19 +62,16 @@ const char *SoundDriver_Win32::Start(const char * const *parm)
_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 == (_event = CreateEvent(NULL, FALSE, FALSE, NULL))) return "Failed to create event";
- /* 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)_event, 0, CALLBACK_EVENT) != MMSYSERR_NOERROR) return "waveOutOpen failed";
MxInitialize(wfex.nSamplesPerSec);
PrepareHeader(&_wave_hdr[0]);
PrepareHeader(&_wave_hdr[1]);
- /* We are now ready to play sound, so resume the sound thread. */
- ResumeThread(_thread);
+ if (NULL == (_thread = CreateThread(NULL, 8192, SoundThread, 0, 0, &_threadId))) return "Failed to create thread";
return NULL;
}
@@ -86,16 +80,17 @@ void SoundDriver_Win32::Stop()
{
HWAVEOUT waveout = _waveout;
- /* Break the sound thread loop, but the thread can still be waiting for a message. */
+ /* Stop the sound thread. */
_waveout = NULL;
+ SetEvent(_event);
+ WaitForSingleObject(_thread, INFINITE);
- /* 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.
+ /* Close the sound device. */
+ waveOutReset(waveout);
waveOutUnprepareHeader(waveout, &_wave_hdr[0], sizeof(WAVEHDR));
waveOutUnprepareHeader(waveout, &_wave_hdr[1], sizeof(WAVEHDR));
- waveOutClose(waveout); // Triggers MM_WOM_CLOSE message.
+ waveOutClose(waveout);
- /* Now we can wait for the sound thread to finish because we know it will. */
- WaitForMultipleObjects(1, &_thread, true, INFINITE);
CloseHandle(_thread);
+ CloseHandle(_event);
}