From: Zebediah Figura Subject: [PATCH v3 3/8] strmbase: Introduce callbacks for streaming events. Message-Id: <20191213032439.28791-3-z.figura12@gmail.com> Date: Thu, 12 Dec 2019 21:24:34 -0600 In-Reply-To: <20191213032439.28791-1-z.figura12@gmail.com> References: <20191213032439.28791-1-z.figura12@gmail.com> Signed-off-by: Zebediah Figura --- v3: call sink_begin_flush()/sink_end_flush() in a more sensible place dlls/strmbase/pin.c | 42 +++++++++++++++++++++++++++++------------ include/wine/strmbase.h | 4 ++++ 2 files changed, 34 insertions(+), 12 deletions(-) diff --git a/dlls/strmbase/pin.c b/dlls/strmbase/pin.c index 3dd00b27ccc..177d52740dc 100644 --- a/dlls/strmbase/pin.c +++ b/dlls/strmbase/pin.c @@ -718,6 +718,9 @@ HRESULT WINAPI BaseInputPinImpl_EndOfStream(IPin * iface) TRACE("(%p)->()\n", This); + if (This->pFuncsTable->sink_eos) + return This->pFuncsTable->sink_eos(This); + EnterCriticalSection(&This->pin.filter->csFilter); if (This->flushing) hr = S_FALSE; @@ -735,15 +738,21 @@ static HRESULT deliver_beginflush(IPin* pin, LPVOID unused) HRESULT WINAPI BaseInputPinImpl_BeginFlush(IPin * iface) { - struct strmbase_sink *This = impl_sink_from_IPin(iface); + struct strmbase_sink *pin = impl_sink_from_IPin(iface); HRESULT hr; - TRACE("(%p) semi-stub\n", This); - EnterCriticalSection(&This->pin.filter->csFilter); - This->flushing = TRUE; + TRACE("pin %p.\n", pin); - hr = SendFurther(This, deliver_beginflush, NULL); - LeaveCriticalSection(&This->pin.filter->csFilter); + EnterCriticalSection(&pin->pin.filter->csFilter); + + pin->flushing = TRUE; + + if (pin->pFuncsTable->sink_begin_flush) + hr = pin->pFuncsTable->sink_begin_flush(pin); + else + hr = SendFurther(pin, deliver_beginflush, NULL); + + LeaveCriticalSection(&pin->pin.filter->csFilter); return hr; } @@ -755,15 +764,21 @@ static HRESULT deliver_endflush(IPin* pin, LPVOID unused) HRESULT WINAPI BaseInputPinImpl_EndFlush(IPin * iface) { - struct strmbase_sink *This = impl_sink_from_IPin(iface); + struct strmbase_sink *pin = impl_sink_from_IPin(iface); HRESULT hr; - TRACE("(%p)->()\n", This); - EnterCriticalSection(&This->pin.filter->csFilter); - This->flushing = FALSE; + TRACE("pin %p.\n", pin); - hr = SendFurther(This, deliver_endflush, NULL); - LeaveCriticalSection(&This->pin.filter->csFilter); + EnterCriticalSection(&pin->pin.filter->csFilter); + + pin->flushing = FALSE; + + if (pin->pFuncsTable->sink_end_flush) + hr = pin->pFuncsTable->sink_end_flush(pin); + else + hr = SendFurther(pin, deliver_endflush, NULL); + + LeaveCriticalSection(&pin->pin.filter->csFilter); return hr; } @@ -788,6 +803,9 @@ HRESULT WINAPI BaseInputPinImpl_NewSegment(IPin * iface, REFERENCE_TIME start, R TRACE("iface %p, start %s, stop %s, rate %.16e.\n", iface, debugstr_time(start), debugstr_time(stop), rate); + if (pin->pFuncsTable->sink_new_segment) + return pin->pFuncsTable->sink_new_segment(pin, start, stop, rate); + args.tStart = start; args.tStop = stop; args.rate = rate; diff --git a/include/wine/strmbase.h b/include/wine/strmbase.h index 83ad2e0bd6e..c01ef6133f4 100644 --- a/include/wine/strmbase.h +++ b/include/wine/strmbase.h @@ -95,6 +95,10 @@ struct strmbase_sink_ops BaseInputPin_Receive pfnReceive; HRESULT (*sink_connect)(struct strmbase_sink *pin, IPin *peer, const AM_MEDIA_TYPE *mt); void (*sink_disconnect)(struct strmbase_sink *pin); + HRESULT (*sink_eos)(struct strmbase_sink *pin); + HRESULT (*sink_begin_flush)(struct strmbase_sink *pin); + HRESULT (*sink_end_flush)(struct strmbase_sink *pin); + HRESULT (*sink_new_segment)(struct strmbase_sink *pin, REFERENCE_TIME start, REFERENCE_TIME stop, double rate); }; /* Base Pin */ -- 2.24.0