quartz/dsoundrender: Clear the DirectSound buffer on EOS.

"Zero Escape: Nine Hours, Nine Persons, Nine Doors" does not stop or destroy the graph after it is finished running, so the last second of audio repeats otherwise. Signed-off-by: Zebediah Figura <z.figura12@gmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

quartz/dsoundrender: Clear the DirectSound buffer on EOS.
79129db1 · Zebediah Figura · Alexandre Julliard · e7075780 · 79129db1
Commit 79129db1 authored Jul 23, 2020 by Zebediah Figura Committed by Alexandre Julliard Jul 24, 2020
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dsoundrender.c dlls/quartz/dsoundrender.c +6 -0

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--- a/dlls/quartz/dsoundrender.c
+++ b/dlls/quartz/dsoundrender.c
@@ -477,6 +477,8 @@ static HRESULT dsound_render_sink_eos(struct strmbase_sink *iface)
    struct dsound_render *filter = impl_from_strmbase_pin(&iface->pin);
    IFilterGraph *graph = filter->filter.graph;
    IMediaEventSink *event_sink;
+    void *buffer;
+    DWORD size;

    EnterCriticalSection(&filter->stream_cs);

@@ -494,6 +496,10 @@ static HRESULT dsound_render_sink_eos(struct strmbase_sink *iface)

    DSoundRender_HandleEndOfStream(filter);

+    IDirectSoundBuffer_Lock(filter->dsbuffer, 0, 0, &buffer, &size, NULL, NULL, DSBLOCK_ENTIREBUFFER);
+    memset(buffer, 0, size);
+    IDirectSoundBuffer_Unlock(filter->dsbuffer, buffer, size, NULL, 0);
+
    LeaveCriticalSection(&filter->stream_cs);
    return S_OK;
 }