Nikolay Sivov : mf: Implement prerolling for SAR stream.
Alexandre Julliard
julliard at winehq.org
Tue Apr 21 15:59:48 CDT 2020
Module: wine
Branch: master
Commit: 3368abd36c5fcea33cd65863d8abd496bf95ee77
URL: https://source.winehq.org/git/wine.git/?a=commit;h=3368abd36c5fcea33cd65863d8abd496bf95ee77
Author: Nikolay Sivov <nsivov at codeweavers.com>
Date: Tue Apr 21 16:43:03 2020 +0300
mf: Implement prerolling for SAR stream.
Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/mf/sar.c | 18 ++++++++++++++++--
1 file changed, 16 insertions(+), 2 deletions(-)
diff --git a/dlls/mf/sar.c b/dlls/mf/sar.c
index 6c740abeba..e426020a08 100644
--- a/dlls/mf/sar.c
+++ b/dlls/mf/sar.c
@@ -391,6 +391,14 @@ static const IMFMediaSinkVtbl audio_renderer_sink_vtbl =
audio_renderer_sink_Shutdown,
};
+static void audio_renderer_preroll(struct audio_renderer *renderer)
+{
+ int i;
+
+ for (i = 0; i < 2; ++i)
+ IMFMediaEventQueue_QueueEventParamVar(renderer->stream_event_queue, MEStreamSinkRequestSample, &GUID_NULL, S_OK, NULL);
+}
+
static HRESULT WINAPI audio_renderer_preroll_QueryInterface(IMFMediaSinkPreroll *iface, REFIID riid, void **obj)
{
struct audio_renderer *renderer = impl_from_IMFMediaSinkPreroll(iface);
@@ -411,9 +419,15 @@ static ULONG WINAPI audio_renderer_preroll_Release(IMFMediaSinkPreroll *iface)
static HRESULT WINAPI audio_renderer_preroll_NotifyPreroll(IMFMediaSinkPreroll *iface, MFTIME start_time)
{
- FIXME("%p, %s.\n", iface, debugstr_time(start_time));
+ struct audio_renderer *renderer = impl_from_IMFMediaSinkPreroll(iface);
- return E_NOTIMPL;
+ TRACE("%p, %s.\n", iface, debugstr_time(start_time));
+
+ if (renderer->is_shut_down)
+ return MF_E_SHUTDOWN;
+
+ audio_renderer_preroll(renderer);
+ return IMFMediaEventQueue_QueueEventParamVar(renderer->stream_event_queue, MEStreamSinkPrerolled, &GUID_NULL, S_OK, NULL);
}
static const IMFMediaSinkPrerollVtbl audio_renderer_preroll_vtbl =
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