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strmbase: Introduce callbacks for streaming events. 

Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
stable
Zebediah Figura 2019-12-12 21:24:34 -06:00 committed by Alexandre Julliard
parent 98ccda3e5c
commit 57a7d6d4c7
2 changed files with 34 additions and 12 deletions
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42
dlls/strmbase/pin.c
View File

@ -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;

4
include/wine/strmbase.h
View File

@ -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 */