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winmm: Only start the devices thread when necessary.

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This commit is contained in:
Andrew Eikum 2012-01-16 10:44:02 -06:00 committed by Alexandre Julliard
parent 9bd55bc2f5
commit 04ab858fef
2 changed files with 67 additions and 29 deletions
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2
dlls/winmm/lolvldrv.c
View file

@ -531,7 +531,7 @@ static void MMDRV_Init(void)
TRACE("()\n");
init_hr = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
init_hr = CoInitialize(NULL);
hr = CoCreateInstance(&CLSID_MMDeviceEnumerator, NULL,
CLSCTX_INPROC_SERVER, &IID_IMMDeviceEnumerator, (void**)&devenum);

94
dlls/winmm/waveform.c
View file

@ -464,12 +464,12 @@ static HRESULT WINMM_InitMMDevice(EDataFlow flow, IMMDevice *device,
}
static HRESULT WINMM_EnumDevices(WINMM_MMDevice **devices, UINT *devcount,
EDataFlow flow)
EDataFlow flow, IMMDeviceEnumerator *devenum)
{
IMMDeviceCollection *devcoll;
HRESULT hr;
hr = IMMDeviceEnumerator_EnumAudioEndpoints(g_devenum, flow,
hr = IMMDeviceEnumerator_EnumAudioEndpoints(devenum, flow,
DEVICE_STATE_ACTIVE, &devcoll);
if(FAILED(hr))
return hr;
@ -494,7 +494,7 @@ static HRESULT WINMM_EnumDevices(WINMM_MMDevice **devices, UINT *devcount,
count = 0;
/* make sure that device 0 is the default device */
hr = IMMDeviceEnumerator_GetDefaultAudioEndpoint(g_devenum,
hr = IMMDeviceEnumerator_GetDefaultAudioEndpoint(devenum,
flow, eConsole, &def_dev);
if(SUCCEEDED(hr)){
WINMM_InitMMDevice(flow, def_dev, &(*devices)[0], 0);
@ -528,27 +528,39 @@ static HRESULT WINMM_EnumDevices(WINMM_MMDevice **devices, UINT *devcount,
static HRESULT WINMM_InitMMDevices(void)
{
HRESULT hr;
HRESULT hr, init_hr;
IMMDeviceEnumerator *devenum = NULL;
if(g_outmmdevices_count || g_inmmdevices_count)
return S_FALSE;
init_hr = CoInitialize(NULL);
hr = CoCreateInstance(&CLSID_MMDeviceEnumerator, NULL,
CLSCTX_INPROC_SERVER, &IID_IMMDeviceEnumerator, (void**)&g_devenum);
CLSCTX_INPROC_SERVER, &IID_IMMDeviceEnumerator, (void**)&devenum);
if(FAILED(hr))
return hr;
goto exit;
hr = WINMM_EnumDevices(&g_out_mmdevices, &g_outmmdevices_count, eRender);
hr = WINMM_EnumDevices(&g_out_mmdevices, &g_outmmdevices_count, eRender, devenum);
if(FAILED(hr)){
g_outmmdevices_count = 0;
g_inmmdevices_count = 0;
return hr;
goto exit;
}
hr = WINMM_EnumDevices(&g_in_mmdevices, &g_inmmdevices_count, eCapture);
hr = WINMM_EnumDevices(&g_in_mmdevices, &g_inmmdevices_count, eCapture, devenum);
if(FAILED(hr)){
g_inmmdevices_count = 0;
return hr;
goto exit;
}
return S_OK;
exit:
if(devenum)
IMMDeviceEnumerator_Release(devenum);
if(SUCCEEDED(init_hr))
CoUninitialize();
return hr;
}
static inline BOOL WINMM_IsMapper(UINT device)
@ -2040,10 +2052,19 @@ static DWORD WINAPI WINMM_DevicesThreadProc(void *arg)
return 1;
}
hr = CoCreateInstance(&CLSID_MMDeviceEnumerator, NULL,
CLSCTX_INPROC_SERVER, &IID_IMMDeviceEnumerator, (void**)&g_devenum);
if(FAILED(hr)){
ERR("CoCreateInstance failed: %08x\n", hr);
CoUninitialize();
return 1;
}
g_devices_hwnd = CreateWindowW(messageW, NULL, 0, 0, 0, 0, 0,
HWND_MESSAGE, NULL, NULL, NULL);
if(!g_devices_hwnd){
ERR("CreateWindow failed: %d\n", GetLastError());
IMMDeviceEnumerator_Release(g_devenum);
CoUninitialize();
return 1;
}
@ -2076,6 +2097,8 @@ static DWORD WINAPI WINMM_DevicesThreadProc(void *arg)
DestroyWindow(g_devices_hwnd);
IMMDeviceEnumerator_Release(g_devenum);
CoUninitialize();
return 0;
@ -2140,7 +2163,8 @@ static BOOL WINMM_StartDevicesThread(void)
*/
UINT WINAPI waveOutGetNumDevs(void)
{
if(!WINMM_StartDevicesThread())
HRESULT hr = WINMM_InitMMDevices();
if(FAILED(hr))
return 0;
TRACE("count: %u\n", g_outmmdevices_count);
@ -2159,9 +2183,6 @@ UINT WINAPI waveOutGetDevCapsA(UINT_PTR uDeviceID, LPWAVEOUTCAPSA lpCaps,
TRACE("(%lu, %p, %u)\n", uDeviceID, lpCaps, uSize);
if(!WINMM_StartDevicesThread())
return MMSYSERR_ERROR;
if(!lpCaps)
return MMSYSERR_INVALPARAM;
@ -2189,10 +2210,12 @@ UINT WINAPI waveOutGetDevCapsW(UINT_PTR uDeviceID, LPWAVEOUTCAPSW lpCaps,
UINT uSize)
{
WAVEOUTCAPSW mapper_caps, *caps;
HRESULT hr;
TRACE("(%lu, %p, %u)\n", uDeviceID, lpCaps, uSize);
if(!WINMM_StartDevicesThread())
hr = WINMM_InitMMDevices();
if(FAILED(hr))
return MMSYSERR_ERROR;
if (lpCaps == NULL) return MMSYSERR_INVALPARAM;
@ -2784,7 +2807,8 @@ UINT WINAPI waveOutMessage(HWAVEOUT hWaveOut, UINT uMessage,
*/
UINT WINAPI waveInGetNumDevs(void)
{
if(!WINMM_StartDevicesThread())
HRESULT hr = WINMM_InitMMDevices();
if(FAILED(hr))
return 0;
TRACE("count: %u\n", g_inmmdevices_count);
@ -2798,10 +2822,12 @@ UINT WINAPI waveInGetNumDevs(void)
UINT WINAPI waveInGetDevCapsW(UINT_PTR uDeviceID, LPWAVEINCAPSW lpCaps, UINT uSize)
{
WAVEINCAPSW mapper_caps, *caps;
HRESULT hr;
TRACE("(%lu, %p, %u)\n", uDeviceID, lpCaps, uSize);
if(!WINMM_StartDevicesThread())
hr = WINMM_InitMMDevices();
if(FAILED(hr))
return MMSYSERR_ERROR;
if(!lpCaps)
@ -2843,9 +2869,6 @@ UINT WINAPI waveInGetDevCapsA(UINT_PTR uDeviceID, LPWAVEINCAPSA lpCaps, UINT uSi
TRACE("(%lu, %p, %u)\n", uDeviceID, lpCaps, uSize);
if(!WINMM_StartDevicesThread())
return MMSYSERR_ERROR;
if(!lpCaps)
return MMSYSERR_INVALPARAM;
@ -3155,9 +3178,12 @@ UINT WINAPI waveInMessage(HWAVEIN hWaveIn, UINT uMessage,
UINT WINAPI mixerGetNumDevs(void)
{
HRESULT hr;
TRACE("\n");
if(!WINMM_StartDevicesThread())
hr = WINMM_InitMMDevices();
if(FAILED(hr))
return 0;
return g_outmmdevices_count + g_inmmdevices_count;
@ -3199,10 +3225,12 @@ UINT WINAPI mixerGetDevCapsW(UINT_PTR uDeviceID, LPMIXERCAPSW lpCaps, UINT uSize
{
WINMM_MMDevice *mmdevice;
MIXERCAPSW caps;
HRESULT hr;
TRACE("(%lu, %p, %u)\n", uDeviceID, lpCaps, uSize);
if(!WINMM_StartDevicesThread())
hr = WINMM_InitMMDevices();
if(FAILED(hr))
return MMSYSERR_ERROR;
if(!lpCaps)
@ -3241,11 +3269,13 @@ UINT WINAPI mixerOpen(LPHMIXER lphMix, UINT uDeviceID, DWORD_PTR dwCallback,
{
WINMM_MMDevice *mmdevice;
MMRESULT mr;
HRESULT hr;
TRACE("(%p, %d, %lx, %lx, %x)\n", lphMix, uDeviceID, dwCallback,
dwInstance, fdwOpen);
if(!WINMM_StartDevicesThread())
hr = WINMM_InitMMDevices();
if(FAILED(hr))
return MMSYSERR_ERROR;
if(!lphMix)
@ -3289,10 +3319,12 @@ UINT WINAPI mixerClose(HMIXER hMix)
UINT WINAPI mixerGetID(HMIXEROBJ hmix, LPUINT lpid, DWORD fdwID)
{
WINMM_MMDevice *mmdevice;
HRESULT hr;
TRACE("(%p, %p, %x)\n", hmix, lpid, fdwID);
if(!WINMM_StartDevicesThread())
hr = WINMM_InitMMDevices();
if(FAILED(hr))
return MMSYSERR_ERROR;
if(!lpid)
@ -3315,10 +3347,12 @@ UINT WINAPI mixerGetControlDetailsW(HMIXEROBJ hmix, LPMIXERCONTROLDETAILS lpmcdW
DWORD fdwDetails)
{
WINMM_ControlDetails details;
HRESULT hr;
TRACE("(%p, %p, %x)\n", hmix, lpmcdW, fdwDetails);
if(!WINMM_StartDevicesThread())
hr = WINMM_InitMMDevices();
if(FAILED(hr))
return MMSYSERR_ERROR;
if(!lpmcdW)
@ -3500,10 +3534,12 @@ UINT WINAPI mixerGetLineControlsW(HMIXEROBJ hmix, LPMIXERLINECONTROLSW lpmlcW,
DWORD fdwControls)
{
WINMM_MMDevice *mmdevice;
HRESULT hr;
TRACE("(%p, %p, %08x)\n", hmix, lpmlcW, fdwControls);
if(!WINMM_StartDevicesThread())
hr = WINMM_InitMMDevices();
if(FAILED(hr))
return MMSYSERR_ERROR;
if(fdwControls & ~(MIXER_GETLINECONTROLSF_ALL |
@ -3716,10 +3752,12 @@ UINT WINAPI mixerGetLineInfoW(HMIXEROBJ hmix, LPMIXERLINEW lpmliW, DWORD fdwInfo
{
UINT mmdev_index;
WINMM_MMDevice *mmdevice;
HRESULT hr;
TRACE("(%p, %p, %x)\n", hmix, lpmliW, fdwInfo);
if(!WINMM_StartDevicesThread())
hr = WINMM_InitMMDevices();
if(FAILED(hr))
return MMSYSERR_ERROR;
if(!lpmliW || lpmliW->cbStruct < sizeof(MIXERLINEW))