[PATCH 6/6] mmdevapi: Stub implement IAudioClient3

Andrew Eikum aeikum at codeweavers.com
Thu Oct 1 14:31:40 CDT 2020


Signed-off-by: Andrew Eikum <aeikum at codeweavers.com>
---
 dlls/mmdevapi/devenum.c           |   3 +-
 dlls/mmdevapi/tests/render.c      |  11 +++
 dlls/winealsa.drv/mmdevdrv.c      | 155 ++++++++++++++++++-----------
 dlls/wineandroid.drv/mmdevdrv.c   | 157 ++++++++++++++++++------------
 dlls/winecoreaudio.drv/mmdevdrv.c | 155 ++++++++++++++++++-----------
 dlls/wineoss.drv/mmdevdrv.c       | 155 ++++++++++++++++++-----------
 dlls/winepulse.drv/mmdevdrv.c     | 153 ++++++++++++++++++-----------
 7 files changed, 493 insertions(+), 296 deletions(-)

diff --git a/dlls/mmdevapi/devenum.c b/dlls/mmdevapi/devenum.c
index 5b7d6e76a78..999ec2b0e78 100644
--- a/dlls/mmdevapi/devenum.c
+++ b/dlls/mmdevapi/devenum.c
@@ -592,7 +592,8 @@ static HRESULT WINAPI MMDevice_Activate(IMMDevice *iface, REFIID riid, DWORD cls
         return E_POINTER;
 
     if (IsEqualIID(riid, &IID_IAudioClient) ||
-            IsEqualIID(riid, &IID_IAudioClient2)){
+            IsEqualIID(riid, &IID_IAudioClient2) ||
+            IsEqualIID(riid, &IID_IAudioClient3)){
         hr = drvs.pGetAudioEndpoint(&This->devguid, iface, (IAudioClient**)ppv);
     }else if (IsEqualIID(riid, &IID_IAudioEndpointVolume) ||
             IsEqualIID(riid, &IID_IAudioEndpointVolumeEx))
diff --git a/dlls/mmdevapi/tests/render.c b/dlls/mmdevapi/tests/render.c
index a4f271e557e..d964d1bd204 100644
--- a/dlls/mmdevapi/tests/render.c
+++ b/dlls/mmdevapi/tests/render.c
@@ -134,6 +134,7 @@ static void test_audioclient(void)
 {
     IAudioClient *ac;
     IAudioClient2 *ac2;
+    IAudioClient3 *ac3;
     IUnknown *unk;
     HRESULT hr;
     ULONG ref;
@@ -143,6 +144,11 @@ static void test_audioclient(void)
     BOOL offload_capable;
     AudioClientProperties client_props;
 
+    hr = IMMDevice_Activate(dev, &IID_IAudioClient3, CLSCTX_INPROC_SERVER,
+            NULL, (void**)&ac3);
+    ok(hr == S_OK, "IAudioClient3 Activation failed with %08x\n", hr);
+    IAudioClient3_Release(ac3);
+
     hr = IMMDevice_Activate(dev, &IID_IAudioClient2, CLSCTX_INPROC_SERVER,
             NULL, (void**)&ac2);
     ok(hr == S_OK, "IAudioClient2 Activation failed with %08x\n", hr);
@@ -287,6 +293,11 @@ static void test_audioclient(void)
 
     IAudioClient2_Release(ac2);
 
+    hr = IAudioClient_QueryInterface(ac, &IID_IAudioClient3, (void**)&ac3);
+    ok(hr == S_OK, "Failed to query IAudioClient3 interface: %08x\n", hr);
+
+    IAudioClient3_Release(ac3);
+
     test_uninitialized(ac);
 
     hr = IAudioClient_Initialize(ac, 3, 0, 5000000, 0, pwfx, NULL);
diff --git a/dlls/winealsa.drv/mmdevdrv.c b/dlls/winealsa.drv/mmdevdrv.c
index 04f90d0d168..0c255a66f7d 100644
--- a/dlls/winealsa.drv/mmdevdrv.c
+++ b/dlls/winealsa.drv/mmdevdrv.c
@@ -88,7 +88,7 @@ typedef struct _AudioSessionWrapper {
 } AudioSessionWrapper;
 
 struct ACImpl {
-    IAudioClient2 IAudioClient2_iface;
+    IAudioClient3 IAudioClient3_iface;
     IAudioRenderClient IAudioRenderClient_iface;
     IAudioCaptureClient IAudioCaptureClient_iface;
     IAudioClock IAudioClock_iface;
@@ -172,7 +172,7 @@ static const WCHAR drv_key_devicesW[] = {'S','o','f','t','w','a','r','e','\\',
     'w','i','n','e','a','l','s','a','.','d','r','v','\\','d','e','v','i','c','e','s',0};
 static const WCHAR guidW[] = {'g','u','i','d',0};
 
-static const IAudioClient2Vtbl AudioClient2_Vtbl;
+static const IAudioClient3Vtbl AudioClient3_Vtbl;
 static const IAudioRenderClientVtbl AudioRenderClient_Vtbl;
 static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl;
 static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl;
@@ -185,9 +185,9 @@ static const IAudioSessionManager2Vtbl AudioSessionManager2_Vtbl;
 
 static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client);
 
-static inline ACImpl *impl_from_IAudioClient2(IAudioClient2 *iface)
+static inline ACImpl *impl_from_IAudioClient3(IAudioClient3 *iface)
 {
-    return CONTAINING_RECORD(iface, ACImpl, IAudioClient2_iface);
+    return CONTAINING_RECORD(iface, ACImpl, IAudioClient3_iface);
 }
 
 static inline ACImpl *impl_from_IAudioRenderClient(IAudioRenderClient *iface)
@@ -788,7 +788,7 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient
     if(!This)
         return E_OUTOFMEMORY;
 
-    This->IAudioClient2_iface.lpVtbl = &AudioClient2_Vtbl;
+    This->IAudioClient3_iface.lpVtbl = &AudioClient3_Vtbl;
     This->IAudioRenderClient_iface.lpVtbl = &AudioRenderClient_Vtbl;
     This->IAudioCaptureClient_iface.lpVtbl = &AudioCaptureClient_Vtbl;
     This->IAudioClock_iface.lpVtbl = &AudioClock_Vtbl;
@@ -804,7 +804,7 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient
         return E_UNEXPECTED;
     }
 
-    hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient2_iface, &This->pUnkFTMarshal);
+    hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient3_iface, &This->pUnkFTMarshal);
     if (FAILED(hr)) {
         HeapFree(GetProcessHeap(), 0, This);
         return hr;
@@ -851,16 +851,16 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient
     This->parent = dev;
     IMMDevice_AddRef(This->parent);
 
-    *out = (IAudioClient *)&This->IAudioClient2_iface;
-    IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    *out = (IAudioClient *)&This->IAudioClient3_iface;
+    IAudioClient3_AddRef(&This->IAudioClient3_iface);
 
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient3 *iface,
         REFIID riid, void **ppv)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
 
     if(!ppv)
@@ -868,7 +868,8 @@ static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
     *ppv = NULL;
     if(IsEqualIID(riid, &IID_IUnknown) ||
             IsEqualIID(riid, &IID_IAudioClient) ||
-            IsEqualIID(riid, &IID_IAudioClient2))
+            IsEqualIID(riid, &IID_IAudioClient2) ||
+            IsEqualIID(riid, &IID_IAudioClient3))
         *ppv = iface;
     else if(IsEqualIID(riid, &IID_IMarshal))
         return IUnknown_QueryInterface(This->pUnkFTMarshal, riid, ppv);
@@ -881,18 +882,18 @@ static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
     return E_NOINTERFACE;
 }
 
-static ULONG WINAPI AudioClient_AddRef(IAudioClient2 *iface)
+static ULONG WINAPI AudioClient_AddRef(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     ULONG ref;
     ref = InterlockedIncrement(&This->ref);
     TRACE("(%p) Refcount now %u\n", This, ref);
     return ref;
 }
 
-static ULONG WINAPI AudioClient_Release(IAudioClient2 *iface)
+static ULONG WINAPI AudioClient_Release(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     ULONG ref;
 
     ref = InterlockedDecrement(&This->ref);
@@ -909,7 +910,7 @@ static ULONG WINAPI AudioClient_Release(IAudioClient2 *iface)
             CloseHandle(event);
         }
 
-        IAudioClient2_Stop(iface);
+        IAudioClient3_Stop(iface);
         IMMDevice_Release(This->parent);
         IUnknown_Release(This->pUnkFTMarshal);
         This->lock.DebugInfo->Spare[0] = 0;
@@ -1238,12 +1239,12 @@ static void silence_buffer(ACImpl *This, BYTE *buffer, UINT32 frames)
         memset(buffer, 0, frames * This->fmt->nBlockAlign);
 }
 
-static HRESULT WINAPI AudioClient_Initialize(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_Initialize(IAudioClient3 *iface,
         AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration,
         REFERENCE_TIME period, const WAVEFORMATEX *fmt,
         const GUID *sessionguid)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     snd_pcm_sw_params_t *sw_params = NULL;
     snd_pcm_format_t format;
     unsigned int rate, alsa_period_us;
@@ -1530,10 +1531,10 @@ exit:
     return hr;
 }
 
-static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient3 *iface,
         UINT32 *out)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, out);
 
@@ -1554,10 +1555,10 @@ static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient3 *iface,
         REFERENCE_TIME *latency)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, latency);
 
@@ -1587,10 +1588,10 @@ static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient3 *iface,
         UINT32 *out)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, out);
 
@@ -1614,11 +1615,11 @@ static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient3 *iface,
         AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *fmt,
         WAVEFORMATEX **out)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     snd_pcm_format_mask_t *formats = NULL;
     snd_pcm_format_t format;
     HRESULT hr = S_OK;
@@ -1765,10 +1766,10 @@ exit:
     return hr;
 }
 
-static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient3 *iface,
         WAVEFORMATEX **pwfx)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     WAVEFORMATEXTENSIBLE *fmt;
     snd_pcm_format_mask_t *formats;
     unsigned int max_rate, max_channels;
@@ -1896,10 +1897,10 @@ exit:
     return hr;
 }
 
-static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient3 *iface,
         REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p, %p)\n", This, defperiod, minperiod);
 
@@ -2394,9 +2395,9 @@ static int alsa_rewind_best_effort(ACImpl *This)
     return len;
 }
 
-static HRESULT WINAPI AudioClient_Start(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Start(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)\n", This);
 
@@ -2462,9 +2463,9 @@ static HRESULT WINAPI AudioClient_Start(IAudioClient2 *iface)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Stop(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Stop(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)\n", This);
 
@@ -2490,9 +2491,9 @@ static HRESULT WINAPI AudioClient_Stop(IAudioClient2 *iface)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Reset(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Reset(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)\n", This);
 
@@ -2537,10 +2538,10 @@ static HRESULT WINAPI AudioClient_Reset(IAudioClient2 *iface)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient3 *iface,
         HANDLE event)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, event);
 
@@ -2572,10 +2573,10 @@ static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetService(IAudioClient2 *iface, REFIID riid,
+static HRESULT WINAPI AudioClient_GetService(IAudioClient3 *iface, REFIID riid,
         void **ppv)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
 
@@ -2656,10 +2657,10 @@ static HRESULT WINAPI AudioClient_GetService(IAudioClient2 *iface, REFIID riid,
     return E_NOINTERFACE;
 }
 
-static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient3 *iface,
         AUDIO_STREAM_CATEGORY category, BOOL *offload_capable)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(0x%x, %p)\n", This, category, offload_capable);
 
@@ -2671,10 +2672,10 @@ static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient3 *iface,
         const AudioClientProperties *prop)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, prop);
 
@@ -2695,18 +2696,51 @@ static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetBufferSizeLimits(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetBufferSizeLimits(IAudioClient3 *iface,
         const WAVEFORMATEX *format, BOOL event_driven, REFERENCE_TIME *min_duration,
         REFERENCE_TIME *max_duration)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     FIXME("(%p)->(%p, %u, %p, %p)\n", This, format, event_driven, min_duration, max_duration);
 
     return E_NOTIMPL;
 }
 
-static const IAudioClient2Vtbl AudioClient2_Vtbl =
+static HRESULT WINAPI AudioClient_GetSharedModeEnginePeriod(IAudioClient3 *iface,
+        const WAVEFORMATEX *format, UINT32 *default_period_frames, UINT32 *unit_period_frames,
+        UINT32 *min_period_frames, UINT32 *max_period_frames)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(%p, %p, %p, %p, %p)\n", This, format, default_period_frames, unit_period_frames,
+            min_period_frames, max_period_frames);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioClient_GetCurrentSharedModeEnginePeriod(IAudioClient3 *iface,
+        WAVEFORMATEX **cur_format, UINT32 *cur_period_frames)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(%p, %p)\n", This, cur_format, cur_period_frames);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioClient_InitializeSharedAudioStream(IAudioClient3 *iface,
+        DWORD flags, UINT32 period_frames, const WAVEFORMATEX *format,
+        const GUID *session_guid)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(0x%x, %u, %p, %s)\n", This, flags, period_frames, format, debugstr_guid(session_guid));
+
+    return E_NOTIMPL;
+}
+
+static const IAudioClient3Vtbl AudioClient3_Vtbl =
 {
     AudioClient_QueryInterface,
     AudioClient_AddRef,
@@ -2726,6 +2760,9 @@ static const IAudioClient2Vtbl AudioClient2_Vtbl =
     AudioClient_IsOffloadCapable,
     AudioClient_SetClientProperties,
     AudioClient_GetBufferSizeLimits,
+    AudioClient_GetSharedModeEnginePeriod,
+    AudioClient_GetCurrentSharedModeEnginePeriod,
+    AudioClient_InitializeSharedAudioStream,
 };
 
 static HRESULT WINAPI AudioRenderClient_QueryInterface(
@@ -2756,13 +2793,13 @@ static HRESULT WINAPI AudioRenderClient_QueryInterface(
 static ULONG WINAPI AudioRenderClient_AddRef(IAudioRenderClient *iface)
 {
     ACImpl *This = impl_from_IAudioRenderClient(iface);
-    return AudioClient_AddRef(&This->IAudioClient2_iface);
+    return AudioClient_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioRenderClient_Release(IAudioRenderClient *iface)
 {
     ACImpl *This = impl_from_IAudioRenderClient(iface);
-    return AudioClient_Release(&This->IAudioClient2_iface);
+    return AudioClient_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
@@ -2922,13 +2959,13 @@ static HRESULT WINAPI AudioCaptureClient_QueryInterface(
 static ULONG WINAPI AudioCaptureClient_AddRef(IAudioCaptureClient *iface)
 {
     ACImpl *This = impl_from_IAudioCaptureClient(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioCaptureClient_Release(IAudioCaptureClient *iface)
 {
     ACImpl *This = impl_from_IAudioCaptureClient(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
@@ -3097,13 +3134,13 @@ static HRESULT WINAPI AudioClock_QueryInterface(IAudioClock *iface,
 static ULONG WINAPI AudioClock_AddRef(IAudioClock *iface)
 {
     ACImpl *This = impl_from_IAudioClock(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioClock_Release(IAudioClock *iface)
 {
     ACImpl *This = impl_from_IAudioClock(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioClock_GetFrequency(IAudioClock *iface, UINT64 *freq)
@@ -3215,13 +3252,13 @@ static HRESULT WINAPI AudioClock2_QueryInterface(IAudioClock2 *iface,
 static ULONG WINAPI AudioClock2_AddRef(IAudioClock2 *iface)
 {
     ACImpl *This = impl_from_IAudioClock2(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioClock2_Release(IAudioClock2 *iface)
 {
     ACImpl *This = impl_from_IAudioClock2(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioClock2_GetDevicePosition(IAudioClock2 *iface,
@@ -3260,7 +3297,7 @@ static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client)
     ret->client = client;
     if(client){
         ret->session = client->session;
-        AudioClient_AddRef(&client->IAudioClient2_iface);
+        AudioClient_AddRef(&client->IAudioClient3_iface);
     }
 
     return ret;
@@ -3308,7 +3345,7 @@ static ULONG WINAPI AudioSessionControl_Release(IAudioSessionControl2 *iface)
             EnterCriticalSection(&This->client->lock);
             This->client->session_wrapper = NULL;
             LeaveCriticalSection(&This->client->lock);
-            AudioClient_Release(&This->client->IAudioClient2_iface);
+            AudioClient_Release(&This->client->IAudioClient3_iface);
         }
         HeapFree(GetProcessHeap(), 0, This);
     }
@@ -3650,13 +3687,13 @@ static HRESULT WINAPI AudioStreamVolume_QueryInterface(
 static ULONG WINAPI AudioStreamVolume_AddRef(IAudioStreamVolume *iface)
 {
     ACImpl *This = impl_from_IAudioStreamVolume(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioStreamVolume_Release(IAudioStreamVolume *iface)
 {
     ACImpl *This = impl_from_IAudioStreamVolume(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioStreamVolume_GetChannelCount(
diff --git a/dlls/wineandroid.drv/mmdevdrv.c b/dlls/wineandroid.drv/mmdevdrv.c
index aa32c491855..7d543ec4f61 100644
--- a/dlls/wineandroid.drv/mmdevdrv.c
+++ b/dlls/wineandroid.drv/mmdevdrv.c
@@ -107,7 +107,7 @@ typedef struct _AudioSessionWrapper {
 } AudioSessionWrapper;
 
 struct ACImpl {
-    IAudioClient2 IAudioClient2_iface;
+    IAudioClient3 IAudioClient3_iface;
     IAudioRenderClient IAudioRenderClient_iface;
     IAudioCaptureClient IAudioCaptureClient_iface;
     IAudioClock IAudioClock_iface;
@@ -174,7 +174,7 @@ static struct list g_sessions = LIST_INIT(g_sessions);
 
 static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client);
 
-static const IAudioClient2Vtbl AudioClient2_Vtbl;
+static const IAudioClient3Vtbl AudioClient3_Vtbl;
 static const IAudioRenderClientVtbl AudioRenderClient_Vtbl;
 static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl;
 static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl;
@@ -185,9 +185,9 @@ static const IAudioStreamVolumeVtbl AudioStreamVolume_Vtbl;
 static const IChannelAudioVolumeVtbl ChannelAudioVolume_Vtbl;
 static const IAudioSessionManager2Vtbl AudioSessionManager2_Vtbl;
 
-static inline ACImpl *impl_from_IAudioClient2(IAudioClient2 *iface)
+static inline ACImpl *impl_from_IAudioClient3(IAudioClient3 *iface)
 {
-    return CONTAINING_RECORD(iface, ACImpl, IAudioClient2_iface);
+    return CONTAINING_RECORD(iface, ACImpl, IAudioClient3_iface);
 }
 
 static inline ACImpl *impl_from_IAudioRenderClient(IAudioRenderClient *iface)
@@ -377,7 +377,7 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev,
     if(!This)
         return E_OUTOFMEMORY;
 
-    hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient2_iface, &This->pUnkFTMarshal);
+    hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient3_iface, &This->pUnkFTMarshal);
     if (FAILED(hr)) {
          HeapFree(GetProcessHeap(), 0, This);
          return hr;
@@ -385,7 +385,7 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev,
 
     This->dataflow = flow;
 
-    This->IAudioClient2_iface.lpVtbl = &AudioClient2_Vtbl;
+    This->IAudioClient3_iface.lpVtbl = &AudioClient3_Vtbl;
     This->IAudioRenderClient_iface.lpVtbl = &AudioRenderClient_Vtbl;
     This->IAudioCaptureClient_iface.lpVtbl = &AudioCaptureClient_Vtbl;
     This->IAudioClock_iface.lpVtbl = &AudioClock_Vtbl;
@@ -398,16 +398,16 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev,
     This->parent = dev;
     IMMDevice_AddRef(This->parent);
 
-    *out = (IAudioClient *)&This->IAudioClient2_iface;
-    IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    *out = (IAudioClient *)&This->IAudioClient3_iface;
+    IAudioClient3_AddRef(&This->IAudioClient3_iface);
 
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient3 *iface,
         REFIID riid, void **ppv)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
 
     if(!ppv)
@@ -415,7 +415,8 @@ static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
     *ppv = NULL;
     if(IsEqualIID(riid, &IID_IUnknown) ||
             IsEqualIID(riid, &IID_IAudioClient) ||
-            IsEqualIID(riid, &IID_IAudioClient2))
+            IsEqualIID(riid, &IID_IAudioClient2) ||
+            IsEqualIID(riid, &IID_IAudioClient3))
         *ppv = iface;
     else if(IsEqualIID(riid, &IID_IMarshal))
         return IUnknown_QueryInterface(This->pUnkFTMarshal, riid, ppv);
@@ -427,18 +428,18 @@ static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
     return E_NOINTERFACE;
 }
 
-static ULONG WINAPI AudioClient_AddRef(IAudioClient2 *iface)
+static ULONG WINAPI AudioClient_AddRef(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     ULONG ref;
     ref = InterlockedIncrement(&This->ref);
     TRACE("(%p) Refcount now %u\n", This, ref);
     return ref;
 }
 
-static ULONG WINAPI AudioClient_Release(IAudioClient2 *iface)
+static ULONG WINAPI AudioClient_Release(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     ULONG ref;
 
     ref = InterlockedDecrement(&This->ref);
@@ -455,7 +456,7 @@ static ULONG WINAPI AudioClient_Release(IAudioClient2 *iface)
             CloseHandle(event);
         }
 
-        IAudioClient2_Stop(iface);
+        IAudioClient3_Stop(iface);
 
         IMMDevice_Release(This->parent);
         IUnknown_Release(This->pUnkFTMarshal);
@@ -785,12 +786,12 @@ static HRESULT try_open_capture_device(SLAndroidDataFormat_PCM_EX *pcm, unsigned
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Initialize(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_Initialize(IAudioClient3 *iface,
         AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration,
         REFERENCE_TIME period, const WAVEFORMATEX *fmt,
         const GUID *sessionguid)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     int i, num_buffers;
     HRESULT hr;
     SLresult sr;
@@ -1020,10 +1021,10 @@ static HRESULT WINAPI AudioClient_Initialize(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient3 *iface,
         UINT32 *frames)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, frames);
 
@@ -1046,10 +1047,10 @@ static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient3 *iface,
         REFERENCE_TIME *latency)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, latency);
 
@@ -1072,10 +1073,10 @@ static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient3 *iface,
         UINT32 *numpad)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, numpad);
 
@@ -1098,11 +1099,11 @@ static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient3 *iface,
         AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *pwfx,
         WAVEFORMATEX **outpwfx)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     SLAndroidDataFormat_PCM_EX pcm;
     HRESULT hr;
 
@@ -1134,7 +1135,7 @@ static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient2 *iface,
 
     if(FAILED(hr)){
         if(outpwfx){
-            hr = IAudioClient2_GetMixFormat(iface, outpwfx);
+            hr = IAudioClient3_GetMixFormat(iface, outpwfx);
             if(FAILED(hr))
                 return hr;
             return S_FALSE;
@@ -1148,10 +1149,10 @@ static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient2 *iface,
     return hr;
 }
 
-static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient3 *iface,
         WAVEFORMATEX **pwfx)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     WAVEFORMATEXTENSIBLE *fmt;
 
     TRACE("(%p)->(%p)\n", This, pwfx);
@@ -1186,10 +1187,10 @@ static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient3 *iface,
         REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p, %p)\n", This, defperiod, minperiod);
 
@@ -1343,9 +1344,9 @@ static void CALLBACK sl_period_callback(void *user, BOOLEAN timer)
         SetEvent(This->event);
 }
 
-static HRESULT WINAPI AudioClient_Start(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Start(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     SLresult sr;
 
     TRACE("(%p)\n", This);
@@ -1397,9 +1398,9 @@ static HRESULT WINAPI AudioClient_Start(IAudioClient2 *iface)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Stop(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Stop(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     SLresult sr;
 
     TRACE("(%p)\n", This);
@@ -1439,9 +1440,9 @@ static HRESULT WINAPI AudioClient_Stop(IAudioClient2 *iface)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Reset(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Reset(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     SLresult sr;
 
     TRACE("(%p)\n", This);
@@ -1496,10 +1497,10 @@ static HRESULT WINAPI AudioClient_Reset(IAudioClient2 *iface)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient3 *iface,
         HANDLE event)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, event);
 
@@ -1531,10 +1532,10 @@ static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetService(IAudioClient2 *iface, REFIID riid,
+static HRESULT WINAPI AudioClient_GetService(IAudioClient3 *iface, REFIID riid,
         void **ppv)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
 
@@ -1615,10 +1616,10 @@ static HRESULT WINAPI AudioClient_GetService(IAudioClient2 *iface, REFIID riid,
     return E_NOINTERFACE;
 }
 
-static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient3 *iface,
         AUDIO_STREAM_CATEGORY category, BOOL *offload_capable)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(0x%x, %p)\n", This, category, offload_capable);
 
@@ -1630,10 +1631,10 @@ static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient3 *iface,
         const AudioClientProperties *prop)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, prop);
 
@@ -1654,18 +1655,51 @@ static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetBufferSizeLimits(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetBufferSizeLimits(IAudioClient3 *iface,
         const WAVEFORMATEX *format, BOOL event_driven, REFERENCE_TIME *min_duration,
         REFERENCE_TIME *max_duration)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     FIXME("(%p)->(%p, %u, %p, %p)\n", This, format, event_driven, min_duration, max_duration);
 
     return E_NOTIMPL;
 }
 
-static const IAudioClient2Vtbl AudioClient2_Vtbl =
+static HRESULT WINAPI AudioClient_GetSharedModeEnginePeriod(IAudioClient3 *iface,
+        const WAVEFORMATEX *format, UINT32 *default_period_frames, UINT32 *unit_period_frames,
+        UINT32 *min_period_frames, UINT32 *max_period_frames)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(%p, %p, %p, %p, %p)\n", This, format, default_period_frames, unit_period_frames,
+            min_period_frames, max_period_frames);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioClient_GetCurrentSharedModeEnginePeriod(IAudioClient3 *iface,
+        WAVEFORMATEX **cur_format, UINT32 *cur_period_frames)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(%p, %p)\n", This, cur_format, cur_period_frames);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioClient_InitializeSharedAudioStream(IAudioClient3 *iface,
+        DWORD flags, UINT32 period_frames, const WAVEFORMATEX *format,
+        const GUID *session_guid)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(0x%x, %u, %p, %s)\n", This, flags, period_frames, format, debugstr_guid(session_guid));
+
+    return E_NOTIMPL;
+}
+
+static const IAudioClient3Vtbl AudioClient3_Vtbl =
 {
     AudioClient_QueryInterface,
     AudioClient_AddRef,
@@ -1685,6 +1719,9 @@ static const IAudioClient2Vtbl AudioClient2_Vtbl =
     AudioClient_IsOffloadCapable,
     AudioClient_SetClientProperties,
     AudioClient_GetBufferSizeLimits,
+    AudioClient_GetSharedModeEnginePeriod,
+    AudioClient_GetCurrentSharedModeEnginePeriod,
+    AudioClient_InitializeSharedAudioStream,
 };
 
 static HRESULT WINAPI AudioRenderClient_QueryInterface(
@@ -1714,13 +1751,13 @@ static HRESULT WINAPI AudioRenderClient_QueryInterface(
 static ULONG WINAPI AudioRenderClient_AddRef(IAudioRenderClient *iface)
 {
     ACImpl *This = impl_from_IAudioRenderClient(iface);
-    return AudioClient_AddRef(&This->IAudioClient2_iface);
+    return AudioClient_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioRenderClient_Release(IAudioRenderClient *iface)
 {
     ACImpl *This = impl_from_IAudioRenderClient(iface);
-    return AudioClient_Release(&This->IAudioClient2_iface);
+    return AudioClient_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
@@ -1881,13 +1918,13 @@ static HRESULT WINAPI AudioCaptureClient_QueryInterface(
 static ULONG WINAPI AudioCaptureClient_AddRef(IAudioCaptureClient *iface)
 {
     ACImpl *This = impl_from_IAudioCaptureClient(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioCaptureClient_Release(IAudioCaptureClient *iface)
 {
     ACImpl *This = impl_from_IAudioCaptureClient(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
@@ -2059,13 +2096,13 @@ static HRESULT WINAPI AudioClock_QueryInterface(IAudioClock *iface,
 static ULONG WINAPI AudioClock_AddRef(IAudioClock *iface)
 {
     ACImpl *This = impl_from_IAudioClock(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioClock_Release(IAudioClock *iface)
 {
     ACImpl *This = impl_from_IAudioClock(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioClock_GetFrequency(IAudioClock *iface, UINT64 *freq)
@@ -2155,13 +2192,13 @@ static HRESULT WINAPI AudioClock2_QueryInterface(IAudioClock2 *iface,
 static ULONG WINAPI AudioClock2_AddRef(IAudioClock2 *iface)
 {
     ACImpl *This = impl_from_IAudioClock2(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioClock2_Release(IAudioClock2 *iface)
 {
     ACImpl *This = impl_from_IAudioClock2(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioClock2_GetDevicePosition(IAudioClock2 *iface,
@@ -2200,7 +2237,7 @@ static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client)
     ret->client = client;
     if(client){
         ret->session = client->session;
-        AudioClient_AddRef(&client->IAudioClient2_iface);
+        AudioClient_AddRef(&client->IAudioClient3_iface);
     }
 
     return ret;
@@ -2248,7 +2285,7 @@ static ULONG WINAPI AudioSessionControl_Release(IAudioSessionControl2 *iface)
             EnterCriticalSection(&This->client->lock);
             This->client->session_wrapper = NULL;
             LeaveCriticalSection(&This->client->lock);
-            AudioClient_Release(&This->client->IAudioClient2_iface);
+            AudioClient_Release(&This->client->IAudioClient3_iface);
         }
         HeapFree(GetProcessHeap(), 0, This);
     }
@@ -2591,13 +2628,13 @@ static HRESULT WINAPI AudioStreamVolume_QueryInterface(
 static ULONG WINAPI AudioStreamVolume_AddRef(IAudioStreamVolume *iface)
 {
     ACImpl *This = impl_from_IAudioStreamVolume(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioStreamVolume_Release(IAudioStreamVolume *iface)
 {
     ACImpl *This = impl_from_IAudioStreamVolume(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioStreamVolume_GetChannelCount(
diff --git a/dlls/winecoreaudio.drv/mmdevdrv.c b/dlls/winecoreaudio.drv/mmdevdrv.c
index f065d5bc1ef..50610a34dfa 100644
--- a/dlls/winecoreaudio.drv/mmdevdrv.c
+++ b/dlls/winecoreaudio.drv/mmdevdrv.c
@@ -130,7 +130,7 @@ typedef struct _AudioSessionWrapper {
 } AudioSessionWrapper;
 
 struct ACImpl {
-    IAudioClient2 IAudioClient2_iface;
+    IAudioClient3 IAudioClient3_iface;
     IAudioRenderClient IAudioRenderClient_iface;
     IAudioCaptureClient IAudioCaptureClient_iface;
     IAudioClock IAudioClock_iface;
@@ -173,7 +173,7 @@ struct ACImpl {
     OSSpinLock lock;
 };
 
-static const IAudioClient2Vtbl AudioClient2_Vtbl;
+static const IAudioClient3Vtbl AudioClient3_Vtbl;
 static const IAudioRenderClientVtbl AudioRenderClient_Vtbl;
 static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl;
 static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl;
@@ -212,9 +212,9 @@ static struct list g_sessions = LIST_INIT(g_sessions);
 static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client);
 static HRESULT ca_setvol(ACImpl *This, UINT32 index);
 
-static inline ACImpl *impl_from_IAudioClient2(IAudioClient2 *iface)
+static inline ACImpl *impl_from_IAudioClient3(IAudioClient3 *iface)
 {
-    return CONTAINING_RECORD(iface, ACImpl, IAudioClient2_iface);
+    return CONTAINING_RECORD(iface, ACImpl, IAudioClient3_iface);
 }
 
 static inline ACImpl *impl_from_IAudioRenderClient(IAudioRenderClient *iface)
@@ -674,7 +674,7 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient
     if(!This)
         return E_OUTOFMEMORY;
 
-    This->IAudioClient2_iface.lpVtbl = &AudioClient2_Vtbl;
+    This->IAudioClient3_iface.lpVtbl = &AudioClient3_Vtbl;
     This->IAudioRenderClient_iface.lpVtbl = &AudioRenderClient_Vtbl;
     This->IAudioCaptureClient_iface.lpVtbl = &AudioCaptureClient_Vtbl;
     This->IAudioClock_iface.lpVtbl = &AudioClock_Vtbl;
@@ -694,7 +694,7 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient
 
     This->lock = 0;
 
-    hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient2_iface, &This->pUnkFTMarshal);
+    hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient3_iface, &This->pUnkFTMarshal);
     if (FAILED(hr)) {
         HeapFree(GetProcessHeap(), 0, This);
         return hr;
@@ -710,16 +710,16 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient
         return AUDCLNT_E_DEVICE_INVALIDATED;
     }
 
-    *out = (IAudioClient *)&This->IAudioClient2_iface;
-    IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    *out = (IAudioClient *)&This->IAudioClient3_iface;
+    IAudioClient3_AddRef(&This->IAudioClient3_iface);
 
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient3 *iface,
         REFIID riid, void **ppv)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
 
     if(!ppv)
@@ -727,7 +727,8 @@ static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
     *ppv = NULL;
     if(IsEqualIID(riid, &IID_IUnknown) ||
             IsEqualIID(riid, &IID_IAudioClient) ||
-            IsEqualIID(riid, &IID_IAudioClient2))
+            IsEqualIID(riid, &IID_IAudioClient2) ||
+            IsEqualIID(riid, &IID_IAudioClient3))
         *ppv = iface;
     else if(IsEqualIID(riid, &IID_IMarshal))
         return IUnknown_QueryInterface(This->pUnkFTMarshal, riid, ppv);
@@ -740,18 +741,18 @@ static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
     return E_NOINTERFACE;
 }
 
-static ULONG WINAPI AudioClient_AddRef(IAudioClient2 *iface)
+static ULONG WINAPI AudioClient_AddRef(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     ULONG ref;
     ref = InterlockedIncrement(&This->ref);
     TRACE("(%p) Refcount now %u\n", This, ref);
     return ref;
 }
 
-static ULONG WINAPI AudioClient_Release(IAudioClient2 *iface)
+static ULONG WINAPI AudioClient_Release(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     ULONG ref;
     ref = InterlockedDecrement(&This->ref);
     TRACE("(%p) Refcount now %u\n", This, ref);
@@ -1297,12 +1298,12 @@ static HRESULT ca_setup_audiounit(EDataFlow dataflow, AudioComponentInstance uni
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Initialize(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_Initialize(IAudioClient3 *iface,
         AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration,
         REFERENCE_TIME period, const WAVEFORMATEX *fmt,
         const GUID *sessionguid)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     HRESULT hr;
     OSStatus sc;
     int i;
@@ -1501,10 +1502,10 @@ static HRESULT WINAPI AudioClient_Initialize(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient3 *iface,
         UINT32 *frames)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, frames);
 
@@ -1579,10 +1580,10 @@ static HRESULT ca_get_max_stream_latency(ACImpl *This, UInt32 *max)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient3 *iface,
         REFERENCE_TIME *out)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     UInt32 latency, stream_latency, size;
     AudioObjectPropertyAddress addr;
     OSStatus sc;
@@ -1644,10 +1645,10 @@ static HRESULT AudioClient_GetCurrentPadding_nolock(ACImpl *This,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient3 *iface,
         UINT32 *numpad)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     HRESULT hr;
 
     TRACE("(%p)->(%p)\n", This, numpad);
@@ -1664,11 +1665,11 @@ static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient2 *iface,
     return hr;
 }
 
-static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient3 *iface,
         AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *pwfx,
         WAVEFORMATEX **outpwfx)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     AudioStreamBasicDescription dev_desc;
     AudioConverterRef converter;
     AudioComponentInstance unit;
@@ -1731,7 +1732,7 @@ static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient2 *iface,
 
 unsupported:
     if(outpwfx){
-        hr = IAudioClient2_GetMixFormat(&This->IAudioClient2_iface, outpwfx);
+        hr = IAudioClient3_GetMixFormat(&This->IAudioClient3_iface, outpwfx);
         if(FAILED(hr))
             return hr;
         return S_FALSE;
@@ -1856,10 +1857,10 @@ static void convert_channel_layout(const AudioChannelLayout *ca_layout, WAVEFORM
     fmt->dwChannelMask = ca_mask;
 }
 
-static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient3 *iface,
         WAVEFORMATEX **pwfx)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     WAVEFORMATEXTENSIBLE *fmt;
     OSStatus sc;
     UInt32 size;
@@ -1974,10 +1975,10 @@ static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient3 *iface,
         REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p, %p)\n", This, defperiod, minperiod);
 
@@ -2000,9 +2001,9 @@ void CALLBACK ca_period_cb(void *user, BOOLEAN timer)
         SetEvent(This->event);
 }
 
-static HRESULT WINAPI AudioClient_Start(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Start(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)\n", This);
 
@@ -2039,9 +2040,9 @@ static HRESULT WINAPI AudioClient_Start(IAudioClient2 *iface)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Stop(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Stop(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)\n", This);
 
@@ -2064,9 +2065,9 @@ static HRESULT WINAPI AudioClient_Stop(IAudioClient2 *iface)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Reset(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Reset(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)\n", This);
 
@@ -2104,10 +2105,10 @@ static HRESULT WINAPI AudioClient_Reset(IAudioClient2 *iface)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient3 *iface,
         HANDLE event)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, event);
 
@@ -2139,10 +2140,10 @@ static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetService(IAudioClient2 *iface, REFIID riid,
+static HRESULT WINAPI AudioClient_GetService(IAudioClient3 *iface, REFIID riid,
         void **ppv)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
 
@@ -2223,10 +2224,10 @@ static HRESULT WINAPI AudioClient_GetService(IAudioClient2 *iface, REFIID riid,
     return E_NOINTERFACE;
 }
 
-static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient3 *iface,
         AUDIO_STREAM_CATEGORY category, BOOL *offload_capable)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(0x%x, %p)\n", This, category, offload_capable);
 
@@ -2238,10 +2239,10 @@ static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient3 *iface,
         const AudioClientProperties *prop)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, prop);
 
@@ -2262,18 +2263,51 @@ static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetBufferSizeLimits(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetBufferSizeLimits(IAudioClient3 *iface,
         const WAVEFORMATEX *format, BOOL event_driven, REFERENCE_TIME *min_duration,
         REFERENCE_TIME *max_duration)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     FIXME("(%p)->(%p, %u, %p, %p)\n", This, format, event_driven, min_duration, max_duration);
 
     return E_NOTIMPL;
 }
 
-static const IAudioClient2Vtbl AudioClient2_Vtbl =
+static HRESULT WINAPI AudioClient_GetSharedModeEnginePeriod(IAudioClient3 *iface,
+        const WAVEFORMATEX *format, UINT32 *default_period_frames, UINT32 *unit_period_frames,
+        UINT32 *min_period_frames, UINT32 *max_period_frames)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(%p, %p, %p, %p, %p)\n", This, format, default_period_frames, unit_period_frames,
+            min_period_frames, max_period_frames);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioClient_GetCurrentSharedModeEnginePeriod(IAudioClient3 *iface,
+        WAVEFORMATEX **cur_format, UINT32 *cur_period_frames)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(%p, %p)\n", This, cur_format, cur_period_frames);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioClient_InitializeSharedAudioStream(IAudioClient3 *iface,
+        DWORD flags, UINT32 period_frames, const WAVEFORMATEX *format,
+        const GUID *session_guid)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(0x%x, %u, %p, %s)\n", This, flags, period_frames, format, debugstr_guid(session_guid));
+
+    return E_NOTIMPL;
+}
+
+static const IAudioClient3Vtbl AudioClient3_Vtbl =
 {
     AudioClient_QueryInterface,
     AudioClient_AddRef,
@@ -2293,6 +2327,9 @@ static const IAudioClient2Vtbl AudioClient2_Vtbl =
     AudioClient_IsOffloadCapable,
     AudioClient_SetClientProperties,
     AudioClient_GetBufferSizeLimits,
+    AudioClient_GetSharedModeEnginePeriod,
+    AudioClient_GetCurrentSharedModeEnginePeriod,
+    AudioClient_InitializeSharedAudioStream,
 };
 
 static HRESULT WINAPI AudioRenderClient_QueryInterface(
@@ -2323,13 +2360,13 @@ static HRESULT WINAPI AudioRenderClient_QueryInterface(
 static ULONG WINAPI AudioRenderClient_AddRef(IAudioRenderClient *iface)
 {
     ACImpl *This = impl_from_IAudioRenderClient(iface);
-    return AudioClient_AddRef(&This->IAudioClient2_iface);
+    return AudioClient_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioRenderClient_Release(IAudioRenderClient *iface)
 {
     ACImpl *This = impl_from_IAudioRenderClient(iface);
-    return AudioClient_Release(&This->IAudioClient2_iface);
+    return AudioClient_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
@@ -2480,13 +2517,13 @@ static HRESULT WINAPI AudioCaptureClient_QueryInterface(
 static ULONG WINAPI AudioCaptureClient_AddRef(IAudioCaptureClient *iface)
 {
     ACImpl *This = impl_from_IAudioCaptureClient(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioCaptureClient_Release(IAudioCaptureClient *iface)
 {
     ACImpl *This = impl_from_IAudioCaptureClient(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
@@ -2648,13 +2685,13 @@ static HRESULT WINAPI AudioClock_QueryInterface(IAudioClock *iface,
 static ULONG WINAPI AudioClock_AddRef(IAudioClock *iface)
 {
     ACImpl *This = impl_from_IAudioClock(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioClock_Release(IAudioClock *iface)
 {
     ACImpl *This = impl_from_IAudioClock(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioClock_GetFrequency(IAudioClock *iface, UINT64 *freq)
@@ -2744,13 +2781,13 @@ static HRESULT WINAPI AudioClock2_QueryInterface(IAudioClock2 *iface,
 static ULONG WINAPI AudioClock2_AddRef(IAudioClock2 *iface)
 {
     ACImpl *This = impl_from_IAudioClock2(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioClock2_Release(IAudioClock2 *iface)
 {
     ACImpl *This = impl_from_IAudioClock2(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioClock2_GetDevicePosition(IAudioClock2 *iface,
@@ -2789,7 +2826,7 @@ static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client)
     ret->client = client;
     if(client){
         ret->session = client->session;
-        AudioClient2_AddRef(&client->IAudioClient2_iface);
+        AudioClient3_AddRef(&client->IAudioClient3_iface);
     }
 
     return ret;
@@ -2837,7 +2874,7 @@ static ULONG WINAPI AudioSessionControl_Release(IAudioSessionControl2 *iface)
             OSSpinLockLock(&This->client->lock);
             This->client->session_wrapper = NULL;
             OSSpinLockUnlock(&This->client->lock);
-            AudioClient_Release(&This->client->IAudioClient2_iface);
+            AudioClient_Release(&This->client->IAudioClient3_iface);
         }
         HeapFree(GetProcessHeap(), 0, This);
     }
@@ -3232,13 +3269,13 @@ static HRESULT WINAPI AudioStreamVolume_QueryInterface(
 static ULONG WINAPI AudioStreamVolume_AddRef(IAudioStreamVolume *iface)
 {
     ACImpl *This = impl_from_IAudioStreamVolume(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioStreamVolume_Release(IAudioStreamVolume *iface)
 {
     ACImpl *This = impl_from_IAudioStreamVolume(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioStreamVolume_GetChannelCount(
diff --git a/dlls/wineoss.drv/mmdevdrv.c b/dlls/wineoss.drv/mmdevdrv.c
index 3a3cb57b642..fd0784eb323 100644
--- a/dlls/wineoss.drv/mmdevdrv.c
+++ b/dlls/wineoss.drv/mmdevdrv.c
@@ -90,7 +90,7 @@ typedef struct _AudioSessionWrapper {
 } AudioSessionWrapper;
 
 struct ACImpl {
-    IAudioClient2 IAudioClient2_iface;
+    IAudioClient3 IAudioClient3_iface;
     IAudioRenderClient IAudioRenderClient_iface;
     IAudioCaptureClient IAudioCaptureClient_iface;
     IAudioClock IAudioClock_iface;
@@ -168,7 +168,7 @@ static struct list g_sessions = LIST_INIT(g_sessions);
 
 static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client);
 
-static const IAudioClient2Vtbl AudioClient2_Vtbl;
+static const IAudioClient3Vtbl AudioClient3_Vtbl;
 static const IAudioRenderClientVtbl AudioRenderClient_Vtbl;
 static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl;
 static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl;
@@ -179,9 +179,9 @@ static const IAudioStreamVolumeVtbl AudioStreamVolume_Vtbl;
 static const IChannelAudioVolumeVtbl ChannelAudioVolume_Vtbl;
 static const IAudioSessionManager2Vtbl AudioSessionManager2_Vtbl;
 
-static inline ACImpl *impl_from_IAudioClient2(IAudioClient2 *iface)
+static inline ACImpl *impl_from_IAudioClient3(IAudioClient3 *iface)
 {
-    return CONTAINING_RECORD(iface, ACImpl, IAudioClient2_iface);
+    return CONTAINING_RECORD(iface, ACImpl, IAudioClient3_iface);
 }
 
 static inline ACImpl *impl_from_IAudioRenderClient(IAudioRenderClient *iface)
@@ -605,7 +605,7 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev,
     if(!This)
         return E_OUTOFMEMORY;
 
-    hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient2_iface, &This->pUnkFTMarshal);
+    hr = CoCreateFreeThreadedMarshaler((IUnknown *)&This->IAudioClient3_iface, &This->pUnkFTMarshal);
     if (FAILED(hr)) {
          HeapFree(GetProcessHeap(), 0, This);
          return hr;
@@ -652,7 +652,7 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev,
     TRACE("min_channels: %d\n", This->ai.min_channels);
     TRACE("max_channels: %d\n", This->ai.max_channels);
 
-    This->IAudioClient2_iface.lpVtbl = &AudioClient2_Vtbl;
+    This->IAudioClient3_iface.lpVtbl = &AudioClient3_Vtbl;
     This->IAudioRenderClient_iface.lpVtbl = &AudioRenderClient_Vtbl;
     This->IAudioCaptureClient_iface.lpVtbl = &AudioCaptureClient_Vtbl;
     This->IAudioClock_iface.lpVtbl = &AudioClock_Vtbl;
@@ -665,16 +665,16 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev,
     This->parent = dev;
     IMMDevice_AddRef(This->parent);
 
-    *out = (IAudioClient *)&This->IAudioClient2_iface;
-    IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    *out = (IAudioClient *)&This->IAudioClient3_iface;
+    IAudioClient3_AddRef(&This->IAudioClient3_iface);
 
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient3 *iface,
         REFIID riid, void **ppv)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
 
     if(!ppv)
@@ -682,7 +682,8 @@ static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
     *ppv = NULL;
     if(IsEqualIID(riid, &IID_IUnknown) ||
             IsEqualIID(riid, &IID_IAudioClient) ||
-            IsEqualIID(riid, &IID_IAudioClient2))
+            IsEqualIID(riid, &IID_IAudioClient2) ||
+            IsEqualIID(riid, &IID_IAudioClient3))
         *ppv = iface;
     else if(IsEqualIID(riid, &IID_IMarshal))
         return IUnknown_QueryInterface(This->pUnkFTMarshal, riid, ppv);
@@ -694,18 +695,18 @@ static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
     return E_NOINTERFACE;
 }
 
-static ULONG WINAPI AudioClient_AddRef(IAudioClient2 *iface)
+static ULONG WINAPI AudioClient_AddRef(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     ULONG ref;
     ref = InterlockedIncrement(&This->ref);
     TRACE("(%p) Refcount now %u\n", This, ref);
     return ref;
 }
 
-static ULONG WINAPI AudioClient_Release(IAudioClient2 *iface)
+static ULONG WINAPI AudioClient_Release(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     ULONG ref;
 
     ref = InterlockedDecrement(&This->ref);
@@ -722,7 +723,7 @@ static ULONG WINAPI AudioClient_Release(IAudioClient2 *iface)
             CloseHandle(event);
         }
 
-        IAudioClient2_Stop(iface);
+        IAudioClient3_Stop(iface);
         IMMDevice_Release(This->parent);
         IUnknown_Release(This->pUnkFTMarshal);
         This->lock.DebugInfo->Spare[0] = 0;
@@ -1029,12 +1030,12 @@ static HRESULT get_audio_session(const GUID *sessionguid,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Initialize(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_Initialize(IAudioClient3 *iface,
         AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration,
         REFERENCE_TIME period, const WAVEFORMATEX *fmt,
         const GUID *sessionguid)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     int i;
     HRESULT hr;
 
@@ -1159,10 +1160,10 @@ static HRESULT WINAPI AudioClient_Initialize(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient3 *iface,
         UINT32 *frames)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, frames);
 
@@ -1185,10 +1186,10 @@ static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient3 *iface,
         REFERENCE_TIME *latency)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, latency);
 
@@ -1211,10 +1212,10 @@ static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient3 *iface,
         UINT32 *numpad)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, numpad);
 
@@ -1237,11 +1238,11 @@ static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient3 *iface,
         AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *pwfx,
         WAVEFORMATEX **outpwfx)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     int fd = -1;
     HRESULT ret;
 
@@ -1283,10 +1284,10 @@ static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient2 *iface,
     return ret;
 }
 
-static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient3 *iface,
         WAVEFORMATEX **pwfx)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     WAVEFORMATEXTENSIBLE *fmt;
     int formats;
 
@@ -1376,10 +1377,10 @@ static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient3 *iface,
         REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p, %p)\n", This, defperiod, minperiod);
 
@@ -1560,9 +1561,9 @@ static void CALLBACK oss_period_callback(void *user, BOOLEAN timer)
         SetEvent(This->event);
 }
 
-static HRESULT WINAPI AudioClient_Start(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Start(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)\n", This);
 
@@ -1597,9 +1598,9 @@ static HRESULT WINAPI AudioClient_Start(IAudioClient2 *iface)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Stop(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Stop(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)\n", This);
 
@@ -1623,9 +1624,9 @@ static HRESULT WINAPI AudioClient_Stop(IAudioClient2 *iface)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Reset(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Reset(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)\n", This);
 
@@ -1661,10 +1662,10 @@ static HRESULT WINAPI AudioClient_Reset(IAudioClient2 *iface)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient3 *iface,
         HANDLE event)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, event);
 
@@ -1696,10 +1697,10 @@ static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetService(IAudioClient2 *iface, REFIID riid,
+static HRESULT WINAPI AudioClient_GetService(IAudioClient3 *iface, REFIID riid,
         void **ppv)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
 
@@ -1780,10 +1781,10 @@ static HRESULT WINAPI AudioClient_GetService(IAudioClient2 *iface, REFIID riid,
     return E_NOINTERFACE;
 }
 
-static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient3 *iface,
         AUDIO_STREAM_CATEGORY category, BOOL *offload_capable)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(0x%x, %p)\n", This, category, offload_capable);
 
@@ -1795,10 +1796,10 @@ static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient3 *iface,
         const AudioClientProperties *prop)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, prop);
 
@@ -1819,18 +1820,51 @@ static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetBufferSizeLimits(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetBufferSizeLimits(IAudioClient3 *iface,
         const WAVEFORMATEX *format, BOOL event_driven, REFERENCE_TIME *min_duration,
         REFERENCE_TIME *max_duration)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     FIXME("(%p)->(%p, %u, %p, %p)\n", This, format, event_driven, min_duration, max_duration);
 
     return E_NOTIMPL;
 }
 
-static const IAudioClient2Vtbl AudioClient2_Vtbl =
+static HRESULT WINAPI AudioClient_GetSharedModeEnginePeriod(IAudioClient3 *iface,
+        const WAVEFORMATEX *format, UINT32 *default_period_frames, UINT32 *unit_period_frames,
+        UINT32 *min_period_frames, UINT32 *max_period_frames)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(%p, %p, %p, %p, %p)\n", This, format, default_period_frames, unit_period_frames,
+            min_period_frames, max_period_frames);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioClient_GetCurrentSharedModeEnginePeriod(IAudioClient3 *iface,
+        WAVEFORMATEX **cur_format, UINT32 *cur_period_frames)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(%p, %p)\n", This, cur_format, cur_period_frames);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioClient_InitializeSharedAudioStream(IAudioClient3 *iface,
+        DWORD flags, UINT32 period_frames, const WAVEFORMATEX *format,
+        const GUID *session_guid)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(0x%x, %u, %p, %s)\n", This, flags, period_frames, format, debugstr_guid(session_guid));
+
+    return E_NOTIMPL;
+}
+
+static const IAudioClient3Vtbl AudioClient3_Vtbl =
 {
     AudioClient_QueryInterface,
     AudioClient_AddRef,
@@ -1850,6 +1884,9 @@ static const IAudioClient2Vtbl AudioClient2_Vtbl =
     AudioClient_IsOffloadCapable,
     AudioClient_SetClientProperties,
     AudioClient_GetBufferSizeLimits,
+    AudioClient_GetSharedModeEnginePeriod,
+    AudioClient_GetCurrentSharedModeEnginePeriod,
+    AudioClient_InitializeSharedAudioStream,
 };
 
 static HRESULT WINAPI AudioRenderClient_QueryInterface(
@@ -1879,13 +1916,13 @@ static HRESULT WINAPI AudioRenderClient_QueryInterface(
 static ULONG WINAPI AudioRenderClient_AddRef(IAudioRenderClient *iface)
 {
     ACImpl *This = impl_from_IAudioRenderClient(iface);
-    return AudioClient_AddRef(&This->IAudioClient2_iface);
+    return AudioClient_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioRenderClient_Release(IAudioRenderClient *iface)
 {
     ACImpl *This = impl_from_IAudioRenderClient(iface);
-    return AudioClient_Release(&This->IAudioClient2_iface);
+    return AudioClient_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
@@ -2045,13 +2082,13 @@ static HRESULT WINAPI AudioCaptureClient_QueryInterface(
 static ULONG WINAPI AudioCaptureClient_AddRef(IAudioCaptureClient *iface)
 {
     ACImpl *This = impl_from_IAudioCaptureClient(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioCaptureClient_Release(IAudioCaptureClient *iface)
 {
     ACImpl *This = impl_from_IAudioCaptureClient(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
@@ -2221,13 +2258,13 @@ static HRESULT WINAPI AudioClock_QueryInterface(IAudioClock *iface,
 static ULONG WINAPI AudioClock_AddRef(IAudioClock *iface)
 {
     ACImpl *This = impl_from_IAudioClock(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioClock_Release(IAudioClock *iface)
 {
     ACImpl *This = impl_from_IAudioClock(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioClock_GetFrequency(IAudioClock *iface, UINT64 *freq)
@@ -2330,13 +2367,13 @@ static HRESULT WINAPI AudioClock2_QueryInterface(IAudioClock2 *iface,
 static ULONG WINAPI AudioClock2_AddRef(IAudioClock2 *iface)
 {
     ACImpl *This = impl_from_IAudioClock2(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioClock2_Release(IAudioClock2 *iface)
 {
     ACImpl *This = impl_from_IAudioClock2(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioClock2_GetDevicePosition(IAudioClock2 *iface,
@@ -2375,7 +2412,7 @@ static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client)
     ret->client = client;
     if(client){
         ret->session = client->session;
-        AudioClient_AddRef(&client->IAudioClient2_iface);
+        AudioClient_AddRef(&client->IAudioClient3_iface);
     }
 
     return ret;
@@ -2423,7 +2460,7 @@ static ULONG WINAPI AudioSessionControl_Release(IAudioSessionControl2 *iface)
             EnterCriticalSection(&This->client->lock);
             This->client->session_wrapper = NULL;
             LeaveCriticalSection(&This->client->lock);
-            AudioClient_Release(&This->client->IAudioClient2_iface);
+            AudioClient_Release(&This->client->IAudioClient3_iface);
         }
         HeapFree(GetProcessHeap(), 0, This);
     }
@@ -2766,13 +2803,13 @@ static HRESULT WINAPI AudioStreamVolume_QueryInterface(
 static ULONG WINAPI AudioStreamVolume_AddRef(IAudioStreamVolume *iface)
 {
     ACImpl *This = impl_from_IAudioStreamVolume(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioStreamVolume_Release(IAudioStreamVolume *iface)
 {
     ACImpl *This = impl_from_IAudioStreamVolume(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioStreamVolume_GetChannelCount(
diff --git a/dlls/winepulse.drv/mmdevdrv.c b/dlls/winepulse.drv/mmdevdrv.c
index 91b8230bd85..cef8a2d4d5b 100644
--- a/dlls/winepulse.drv/mmdevdrv.c
+++ b/dlls/winepulse.drv/mmdevdrv.c
@@ -157,7 +157,7 @@ typedef struct _ACPacket {
 } ACPacket;
 
 struct ACImpl {
-    IAudioClient2 IAudioClient2_iface;
+    IAudioClient3 IAudioClient3_iface;
     IAudioRenderClient IAudioRenderClient_iface;
     IAudioCaptureClient IAudioCaptureClient_iface;
     IAudioClock IAudioClock_iface;
@@ -198,7 +198,7 @@ struct ACImpl {
 
 static const WCHAR defaultW[] = {'P','u','l','s','e','a','u','d','i','o',0};
 
-static const IAudioClient2Vtbl AudioClient2_Vtbl;
+static const IAudioClient3Vtbl AudioClient3_Vtbl;
 static const IAudioRenderClientVtbl AudioRenderClient_Vtbl;
 static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl;
 static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl;
@@ -210,9 +210,9 @@ static const IAudioStreamVolumeVtbl AudioStreamVolume_Vtbl;
 
 static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client);
 
-static inline ACImpl *impl_from_IAudioClient2(IAudioClient2 *iface)
+static inline ACImpl *impl_from_IAudioClient3(IAudioClient3 *iface)
 {
-    return CONTAINING_RECORD(iface, ACImpl, IAudioClient2_iface);
+    return CONTAINING_RECORD(iface, ACImpl, IAudioClient3_iface);
 }
 
 static inline ACImpl *impl_from_IAudioRenderClient(IAudioRenderClient *iface)
@@ -1228,7 +1228,7 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient
     if (!This)
         return E_OUTOFMEMORY;
 
-    This->IAudioClient2_iface.lpVtbl = &AudioClient2_Vtbl;
+    This->IAudioClient3_iface.lpVtbl = &AudioClient3_Vtbl;
     This->IAudioRenderClient_iface.lpVtbl = &AudioRenderClient_Vtbl;
     This->IAudioCaptureClient_iface.lpVtbl = &AudioCaptureClient_Vtbl;
     This->IAudioClock_iface.lpVtbl = &AudioClock_Vtbl;
@@ -1239,23 +1239,23 @@ HRESULT WINAPI AUDDRV_GetAudioEndpoint(GUID *guid, IMMDevice *dev, IAudioClient
     for (i = 0; i < PA_CHANNELS_MAX; ++i)
         This->vol[i] = 1.f;
 
-    hr = CoCreateFreeThreadedMarshaler((IUnknown*)&This->IAudioClient2_iface, &This->marshal);
+    hr = CoCreateFreeThreadedMarshaler((IUnknown*)&This->IAudioClient3_iface, &This->marshal);
     if (hr) {
         HeapFree(GetProcessHeap(), 0, This);
         return hr;
     }
     IMMDevice_AddRef(This->parent);
 
-    *out = (IAudioClient *)&This->IAudioClient2_iface;
-    IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    *out = (IAudioClient *)&This->IAudioClient3_iface;
+    IAudioClient3_AddRef(&This->IAudioClient3_iface);
 
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient3 *iface,
         REFIID riid, void **ppv)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
 
@@ -1265,7 +1265,8 @@ static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
     *ppv = NULL;
     if (IsEqualIID(riid, &IID_IUnknown) ||
             IsEqualIID(riid, &IID_IAudioClient) ||
-            IsEqualIID(riid, &IID_IAudioClient2))
+            IsEqualIID(riid, &IID_IAudioClient2) ||
+            IsEqualIID(riid, &IID_IAudioClient3))
         *ppv = iface;
     if (*ppv) {
         IUnknown_AddRef((IUnknown*)*ppv);
@@ -1279,18 +1280,18 @@ static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient2 *iface,
     return E_NOINTERFACE;
 }
 
-static ULONG WINAPI AudioClient_AddRef(IAudioClient2 *iface)
+static ULONG WINAPI AudioClient_AddRef(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     ULONG ref;
     ref = InterlockedIncrement(&This->ref);
     TRACE("(%p) Refcount now %u\n", This, ref);
     return ref;
 }
 
-static ULONG WINAPI AudioClient_Release(IAudioClient2 *iface)
+static ULONG WINAPI AudioClient_Release(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     ULONG ref;
     ref = InterlockedDecrement(&This->ref);
     TRACE("(%p) Refcount now %u\n", This, ref);
@@ -1589,12 +1590,12 @@ static HRESULT pulse_spec_from_waveformat(ACImpl *This, const WAVEFORMATEX *fmt)
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Initialize(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_Initialize(IAudioClient3 *iface,
         AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration,
         REFERENCE_TIME period, const WAVEFORMATEX *fmt,
         const GUID *sessionguid)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     HRESULT hr = S_OK;
     UINT32 bufsize_bytes;
 
@@ -1713,10 +1714,10 @@ exit:
     return hr;
 }
 
-static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient3 *iface,
         UINT32 *out)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     HRESULT hr;
 
     TRACE("(%p)->(%p)\n", This, out);
@@ -1733,10 +1734,10 @@ static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient2 *iface,
     return hr;
 }
 
-static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient3 *iface,
         REFERENCE_TIME *latency)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     const pa_buffer_attr *attr;
     REFERENCE_TIME lat;
     HRESULT hr;
@@ -1783,10 +1784,10 @@ static void ACImpl_GetCapturePad(ACImpl *This, UINT32 *out)
         *out = This->held_bytes / pa_frame_size(&This->ss);
 }
 
-static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient3 *iface,
         UINT32 *out)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     HRESULT hr;
 
     TRACE("(%p)->(%p)\n", This, out);
@@ -1811,11 +1812,11 @@ static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient3 *iface,
         AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *fmt,
         WAVEFORMATEX **out)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     HRESULT hr = S_OK;
     WAVEFORMATEX *closest = NULL;
     BOOL exclusive;
@@ -1964,10 +1965,10 @@ static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient2 *iface,
     return hr;
 }
 
-static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient3 *iface,
         WAVEFORMATEX **pwfx)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     WAVEFORMATEXTENSIBLE *fmt = &pulse_fmt[This->dataflow == eCapture];
 
     TRACE("(%p)->(%p)\n", This, pwfx);
@@ -1982,10 +1983,10 @@ static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient3 *iface,
         REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p, %p)\n", This, defperiod, minperiod);
 
@@ -2000,9 +2001,9 @@ static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_Start(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Start(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     HRESULT hr = S_OK;
     int success;
     pa_operation *o;
@@ -2051,9 +2052,9 @@ static HRESULT WINAPI AudioClient_Start(IAudioClient2 *iface)
     return hr;
 }
 
-static HRESULT WINAPI AudioClient_Stop(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Stop(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     HRESULT hr = S_OK;
     pa_operation *o;
     int success;
@@ -2090,9 +2091,9 @@ static HRESULT WINAPI AudioClient_Stop(IAudioClient2 *iface)
     return hr;
 }
 
-static HRESULT WINAPI AudioClient_Reset(IAudioClient2 *iface)
+static HRESULT WINAPI AudioClient_Reset(IAudioClient3 *iface)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     HRESULT hr = S_OK;
 
     TRACE("(%p)\n", This);
@@ -2145,10 +2146,10 @@ static HRESULT WINAPI AudioClient_Reset(IAudioClient2 *iface)
     return hr;
 }
 
-static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient3 *iface,
         HANDLE event)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     HRESULT hr;
 
     TRACE("(%p)->(%p)\n", This, event);
@@ -2173,10 +2174,10 @@ static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient2 *iface,
     return hr;
 }
 
-static HRESULT WINAPI AudioClient_GetService(IAudioClient2 *iface, REFIID riid,
+static HRESULT WINAPI AudioClient_GetService(IAudioClient3 *iface, REFIID riid,
         void **ppv)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
     HRESULT hr;
 
     TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
@@ -2228,10 +2229,10 @@ static HRESULT WINAPI AudioClient_GetService(IAudioClient2 *iface, REFIID riid,
     return E_NOINTERFACE;
 }
 
-static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient3 *iface,
         AUDIO_STREAM_CATEGORY category, BOOL *offload_capable)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(0x%x, %p)\n", This, category, offload_capable);
 
@@ -2243,10 +2244,10 @@ static HRESULT WINAPI AudioClient_IsOffloadCapable(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient3 *iface,
         const AudioClientProperties *prop)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     TRACE("(%p)->(%p)\n", This, prop);
 
@@ -2267,18 +2268,51 @@ static HRESULT WINAPI AudioClient_SetClientProperties(IAudioClient2 *iface,
     return S_OK;
 }
 
-static HRESULT WINAPI AudioClient_GetBufferSizeLimits(IAudioClient2 *iface,
+static HRESULT WINAPI AudioClient_GetBufferSizeLimits(IAudioClient3 *iface,
         const WAVEFORMATEX *format, BOOL event_driven, REFERENCE_TIME *min_duration,
         REFERENCE_TIME *max_duration)
 {
-    ACImpl *This = impl_from_IAudioClient2(iface);
+    ACImpl *This = impl_from_IAudioClient3(iface);
 
     FIXME("(%p)->(%p, %u, %p, %p)\n", This, format, event_driven, min_duration, max_duration);
 
     return E_NOTIMPL;
 }
 
-static const IAudioClient2Vtbl AudioClient2_Vtbl =
+static HRESULT WINAPI AudioClient_GetSharedModeEnginePeriod(IAudioClient3 *iface,
+        const WAVEFORMATEX *format, UINT32 *default_period_frames, UINT32 *unit_period_frames,
+        UINT32 *min_period_frames, UINT32 *max_period_frames)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(%p, %p, %p, %p, %p)\n", This, format, default_period_frames, unit_period_frames,
+            min_period_frames, max_period_frames);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioClient_GetCurrentSharedModeEnginePeriod(IAudioClient3 *iface,
+        WAVEFORMATEX **cur_format, UINT32 *cur_period_frames)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(%p, %p)\n", This, cur_format, cur_period_frames);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioClient_InitializeSharedAudioStream(IAudioClient3 *iface,
+        DWORD flags, UINT32 period_frames, const WAVEFORMATEX *format,
+        const GUID *session_guid)
+{
+    ACImpl *This = impl_from_IAudioClient3(iface);
+
+    FIXME("(%p)->(0x%x, %u, %p, %s)\n", This, flags, period_frames, format, debugstr_guid(session_guid));
+
+    return E_NOTIMPL;
+}
+
+static const IAudioClient3Vtbl AudioClient3_Vtbl =
 {
     AudioClient_QueryInterface,
     AudioClient_AddRef,
@@ -2298,6 +2332,9 @@ static const IAudioClient2Vtbl AudioClient2_Vtbl =
     AudioClient_IsOffloadCapable,
     AudioClient_SetClientProperties,
     AudioClient_GetBufferSizeLimits,
+    AudioClient_GetSharedModeEnginePeriod,
+    AudioClient_GetCurrentSharedModeEnginePeriod,
+    AudioClient_InitializeSharedAudioStream,
 };
 
 static HRESULT WINAPI AudioRenderClient_QueryInterface(
@@ -2328,13 +2365,13 @@ static HRESULT WINAPI AudioRenderClient_QueryInterface(
 static ULONG WINAPI AudioRenderClient_AddRef(IAudioRenderClient *iface)
 {
     ACImpl *This = impl_from_IAudioRenderClient(iface);
-    return AudioClient_AddRef(&This->IAudioClient2_iface);
+    return AudioClient_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioRenderClient_Release(IAudioRenderClient *iface)
 {
     ACImpl *This = impl_from_IAudioRenderClient(iface);
-    return AudioClient_Release(&This->IAudioClient2_iface);
+    return AudioClient_Release(&This->IAudioClient3_iface);
 }
 
 static void alloc_tmp_buffer(ACImpl *This, UINT32 bytes)
@@ -2493,13 +2530,13 @@ static HRESULT WINAPI AudioCaptureClient_QueryInterface(
 static ULONG WINAPI AudioCaptureClient_AddRef(IAudioCaptureClient *iface)
 {
     ACImpl *This = impl_from_IAudioCaptureClient(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioCaptureClient_Release(IAudioCaptureClient *iface)
 {
     ACImpl *This = impl_from_IAudioCaptureClient(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
@@ -2641,13 +2678,13 @@ static HRESULT WINAPI AudioClock_QueryInterface(IAudioClock *iface,
 static ULONG WINAPI AudioClock_AddRef(IAudioClock *iface)
 {
     ACImpl *This = impl_from_IAudioClock(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioClock_Release(IAudioClock *iface)
 {
     ACImpl *This = impl_from_IAudioClock(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioClock_GetFrequency(IAudioClock *iface, UINT64 *freq)
@@ -2745,13 +2782,13 @@ static HRESULT WINAPI AudioClock2_QueryInterface(IAudioClock2 *iface,
 static ULONG WINAPI AudioClock2_AddRef(IAudioClock2 *iface)
 {
     ACImpl *This = impl_from_IAudioClock2(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioClock2_Release(IAudioClock2 *iface)
 {
     ACImpl *This = impl_from_IAudioClock2(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioClock2_GetDevicePosition(IAudioClock2 *iface,
@@ -2801,13 +2838,13 @@ static HRESULT WINAPI AudioStreamVolume_QueryInterface(
 static ULONG WINAPI AudioStreamVolume_AddRef(IAudioStreamVolume *iface)
 {
     ACImpl *This = impl_from_IAudioStreamVolume(iface);
-    return IAudioClient2_AddRef(&This->IAudioClient2_iface);
+    return IAudioClient3_AddRef(&This->IAudioClient3_iface);
 }
 
 static ULONG WINAPI AudioStreamVolume_Release(IAudioStreamVolume *iface)
 {
     ACImpl *This = impl_from_IAudioStreamVolume(iface);
-    return IAudioClient2_Release(&This->IAudioClient2_iface);
+    return IAudioClient3_Release(&This->IAudioClient3_iface);
 }
 
 static HRESULT WINAPI AudioStreamVolume_GetChannelCount(
@@ -2959,7 +2996,7 @@ static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client)
     ret->client = client;
     if (client) {
         ret->session = client->session;
-        AudioClient_AddRef(&client->IAudioClient2_iface);
+        AudioClient_AddRef(&client->IAudioClient3_iface);
     }
 
     return ret;
@@ -3005,7 +3042,7 @@ static ULONG WINAPI AudioSessionControl_Release(IAudioSessionControl2 *iface)
     if (!ref) {
         if (This->client) {
             This->client->session_wrapper = NULL;
-            AudioClient_Release(&This->client->IAudioClient2_iface);
+            AudioClient_Release(&This->client->IAudioClient3_iface);
         }
         HeapFree(GetProcessHeap(), 0, This);
     }
-- 
2.28.0




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