dsound: Pipe audio data through DMOs.

dlls/dsound/buffer.c

@@ -293,6 +293,7 @@ static HRESULT WINAPI IDirectSoundBufferImpl_Play(IDirectSoundBuffer8 *iface, DW
 {
         IDirectSoundBufferImpl *This = impl_from_IDirectSoundBuffer8(iface);
 	HRESULT hres = DS_OK;
+	int i;
 
 	TRACE("(%p,%08x,%08x,%08x)\n",This,reserved1,reserved2,flags);
 
@@ -306,6 +307,10 @@ static HRESULT WINAPI IDirectSoundBufferImpl_Play(IDirectSoundBuffer8 *iface, DW
 	} else if (This->state == STATE_STOPPING)
 		This->state = STATE_PLAYING;
 
+	for (i = 0; i < This->num_filters; i++) {
+		IMediaObject_Discontinuity(This->filters[i].obj, 0);
+	}
+
 	RtlReleaseResource(&This->lock);
 	/* **** */
 

dlls/dsound/mixer.c

@@ -398,6 +398,8 @@ static inline DWORD DSOUND_BufPtrDiff(DWORD buflen, DWORD ptr1, DWORD ptr2)
 static void DSOUND_MixToTemporary(IDirectSoundBufferImpl *dsb, DWORD frames)
 {
 	UINT size_bytes = frames * sizeof(float) * dsb->device->pwfx->nChannels;
+	HRESULT hr;
+	int i;
 
 	if (dsb->device->tmp_buffer_len < size_bytes || !dsb->device->tmp_buffer)
 	{
@@ -409,6 +411,18 @@ static void DSOUND_MixToTemporary(IDirectSoundBufferImpl *dsb, DWORD frames)
 	}
 
 	cp_fields(dsb, frames, &dsb->freqAccNum);
+
+	if (size_bytes > 0) {
+		for (i = 0; i < dsb->num_filters; i++) {
+			if (dsb->filters[i].inplace) {
+				hr = IMediaObjectInPlace_Process(dsb->filters[i].inplace, size_bytes, (BYTE*)dsb->device->tmp_buffer, 0, DMO_INPLACE_NORMAL);
+
+				if (FAILED(hr))
+					WARN("IMediaObjectInPlace_Process failed for filter %u\n", i);
+			} else
+				WARN("filter %u has no inplace object - unsupported\n", i);
+		}
+	}
 }
 
 static void DSOUND_MixerVol(const IDirectSoundBufferImpl *dsb, INT frames)