[PATCH 4/4] mfmediaengine/renderer: Request more samples when in running state.

[Nikolay Sivov]

Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
---
 dlls/mfmediaengine/renderer.c | 22 +++++++++++++++++++---
 1 file changed, 19 insertions(+), 3 deletions(-)

diff --git a/dlls/mfmediaengine/renderer.c b/dlls/mfmediaengine/renderer.c
index d747f42774a..0d558e16963 100644
--- a/dlls/mfmediaengine/renderer.c
+++ b/dlls/mfmediaengine/renderer.c
@@ -513,6 +513,13 @@ static HRESULT WINAPI video_renderer_stream_ProcessSample(IMFStreamSink *iface,
 
     /* FIXME: samples are dropped */
 
+    EnterCriticalSection(&renderer->cs);
+
+    if (renderer->state == STREAM_STATE_RUNNING)
+        IMFMediaEventQueue_QueueEventParamVar(renderer->stream_event_queue, MEStreamSinkRequestSample, &GUID_NULL, S_OK, NULL);
+
+    LeaveCriticalSection(&renderer->cs);
+
     return S_OK;
 }
 
@@ -741,9 +748,12 @@ static HRESULT WINAPI video_renderer_clock_sink_OnClockStart(IMFClockStateSink *
     EnterCriticalSection(&renderer->cs);
 
     if (renderer->state == STREAM_STATE_STOPPED)
-        renderer->state = STREAM_STATE_RUNNING;
+    {
+        IMFMediaEventQueue_QueueEventParamVar(renderer->stream_event_queue, MEStreamSinkStarted, &GUID_NULL, S_OK, NULL);
+        IMFMediaEventQueue_QueueEventParamVar(renderer->stream_event_queue, MEStreamSinkRequestSample, &GUID_NULL, S_OK, NULL);
 
-    IMFMediaEventQueue_QueueEventParamVar(renderer->stream_event_queue, MEStreamSinkStarted, &GUID_NULL, S_OK, NULL);
+        renderer->state = STREAM_STATE_RUNNING;
+    }
 
     LeaveCriticalSection(&renderer->cs);
 
@@ -796,7 +806,13 @@ static HRESULT WINAPI video_renderer_clock_sink_OnClockRestart(IMFClockStateSink
 
     EnterCriticalSection(&renderer->cs);
 
-    IMFMediaEventQueue_QueueEventParamVar(renderer->stream_event_queue, MEStreamSinkStarted, &GUID_NULL, S_OK, NULL);
+    if (renderer->state != STREAM_STATE_RUNNING)
+    {
+        IMFMediaEventQueue_QueueEventParamVar(renderer->stream_event_queue, MEStreamSinkStarted, &GUID_NULL, S_OK, NULL);
+        IMFMediaEventQueue_QueueEventParamVar(renderer->stream_event_queue, MEStreamSinkRequestSample, &GUID_NULL, S_OK, NULL);
+
+        renderer->state = STREAM_STATE_RUNNING;
+    }
 
     LeaveCriticalSection(&renderer->cs);
 
-- 
2.28.0