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evr/presenter: Notify renderer host about mixer latency. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2020-11-10 13:07:20 +03:00 committed by Alexandre Julliard
parent e4ec280ec7
commit 38d75c4294
1 changed files with 22 additions and 0 deletions
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22
dlls/evr/presenter.c
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@ -131,6 +131,13 @@ static struct video_presenter *impl_from_IMFVideoPositionMapper(IMFVideoPosition
return CONTAINING_RECORD(iface, struct video_presenter, IMFVideoPositionMapper_iface);
}
static void video_presenter_notify_renderer(struct video_presenter *presenter,
LONG event, LONG_PTR param1, LONG_PTR param2)
{
if (presenter->event_sink)
IMediaEventSink_Notify(presenter->event_sink, event, param1, param2);
}
static unsigned int get_gcd(unsigned int a, unsigned int b)
{
unsigned int m;
@ -329,6 +336,9 @@ static HRESULT video_presenter_process_input(struct video_presenter *presenter)
while (hr == S_OK)
{
LONGLONG mixing_started, mixing_finished;
MFTIME systime;
if (!(presenter->flags & PRESENTER_MIXER_HAS_INPUT))
break;
@ -341,6 +351,9 @@ static HRESULT video_presenter_process_input(struct video_presenter *presenter)
memset(&buffer, 0, sizeof(buffer));
buffer.pSample = sample;
if (presenter->clock)
IMFClock_GetCorrelatedTime(presenter->clock, 0, &mixing_started, &systime);
if (FAILED(hr = IMFTransform_ProcessOutput(presenter->mixer, 0, 1, &buffer, &status)))
{
/* FIXME: failure path probably needs to handle some errors specifically */
@ -350,6 +363,15 @@ static HRESULT video_presenter_process_input(struct video_presenter *presenter)
}
else
{
if (presenter->clock)
{
LONGLONG latency;
IMFClock_GetCorrelatedTime(presenter->clock, 0, &mixing_finished, &systime);
latency = mixing_finished - mixing_started;
video_presenter_notify_renderer(presenter, EC_PROCESSING_LATENCY, (LONG_PTR)&latency, 0);
}
if (buffer.pEvents)
IMFCollection_Release(buffer.pEvents);