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[DirectSound] Try using exclusive mode when requested.

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This commit is contained in:
David Reid
2017-10-29 14:16:08 +10:00
parent 0c5968f039
commit 7ed2a284ab
1 changed files with 8 additions and 4 deletions
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mini_al.h
+8 -4
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@@ -2770,13 +2770,14 @@ mal_result mal_context_init__wasapi(mal_context* pContext)
(void)pContext;
#ifdef MAL_WIN32_DESKTOP
// WASAPI is only supported in Vista and newer.
// WASAPI is only supported in Vista SP1 and newer. The reason for SP1 and not the base version of Vista is that event-driven
// exclusive mode does not work until SP1.
OSVERSIONINFOEXW osvi;
mal_zero_object(&osvi);
osvi.dwOSVersionInfoSize = sizeof(osvi);
osvi.dwMajorVersion = HIBYTE(_WIN32_WINNT_VISTA);
osvi.dwMinorVersion = LOBYTE(_WIN32_WINNT_VISTA);
osvi.wServicePackMajor = 0;
osvi.wServicePackMajor = 1;
if (VerifyVersionInfoW(&osvi, VER_MAJORVERSION | VER_MINORVERSION | VER_SERVICEPACKMAJOR, VerSetConditionMask(VerSetConditionMask(VerSetConditionMask(0, VER_MAJORVERSION, VER_GREATER_EQUAL), VER_MINORVERSION, VER_GREATER_EQUAL), VER_SERVICEPACKMAJOR, VER_GREATER_EQUAL))) {
return MAL_SUCCESS;
} else {
@@ -3594,7 +3595,11 @@ static mal_result mal_device_init__dsound(mal_context* pContext, mal_device_type
}
// The cooperative level must be set before doing anything else.
if (FAILED(IDirectSound_SetCooperativeLevel((LPDIRECTSOUND8)pDevice->dsound.pPlayback, GetForegroundWindow(), DSSCL_PRIORITY))) {
HWND hWnd = GetForegroundWindow();
if (hWnd == NULL) {
hWnd = GetDesktopWindow();
}
if (FAILED(IDirectSound_SetCooperativeLevel((LPDIRECTSOUND8)pDevice->dsound.pPlayback, hWnd, (pConfig->preferExclusiveMode) ? DSSCL_EXCLUSIVE : DSSCL_PRIORITY))) {
mal_device_uninit__dsound(pDevice);
return mal_post_error(pDevice, "[DirectSound] IDirectSound_SetCooperateiveLevel() failed for playback device.", MAL_DSOUND_FAILED_TO_SET_COOP_LEVEL);
}
@@ -9522,7 +9527,6 @@ void mal_pcm_f32_to_s32(int* pOut, const float* pIn, unsigned int count)
//
// WASAPI
// ------
// - Add support for exclusive mode?
// - Look into event callbacks: AUDCLNT_STREAMFLAGS_EVENTCALLBACK
//
//