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mfplat/tests: Add more media source refcount checks.

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Shows that the stream does not hold a reference until Start() is called,
and releases it during Shutdown().
This commit is contained in:
Conor McCarthy 2024-11-09 12:19:48 +10:00
parent 9f9481f194
commit 0fea32aa75
1 changed files with 29 additions and 1 deletions
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30
dlls/mfplat/tests/mfplat.c
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@ -1321,6 +1321,10 @@ static void test_source_resolver(void)
ok(mediasource != NULL, "got %p\n", mediasource);
ok(obj_type == MF_OBJECT_MEDIASOURCE, "got %d\n", obj_type);
/* Test that no extra refs to mediasource are held if Start() was not called */
todo_wine
EXPECT_REF(mediasource, 1);
refcount = IMFMediaSource_Release(mediasource);
todo_wine
ok(!refcount, "Unexpected refcount %ld\n", refcount);
@ -1409,15 +1413,24 @@ static void test_source_resolver(void)
ok(mediasource != NULL, "got %p\n", mediasource);
ok(obj_type == MF_OBJECT_MEDIASOURCE, "got %d\n", obj_type);
todo_wine
EXPECT_REF(mediasource, 1);
check_interface(mediasource, &IID_IMFGetService, TRUE);
check_service_interface(mediasource, &MF_RATE_CONTROL_SERVICE, &IID_IMFRateSupport, TRUE);
hr = IMFMediaSource_QueryInterface(mediasource, &IID_IMFGetService, (void**)&get_service);
ok(hr == S_OK, "Failed to get service interface, hr %#lx.\n", hr);
todo_wine
EXPECT_REF(mediasource, 2);
hr = IMFGetService_GetService(get_service, &MF_RATE_CONTROL_SERVICE, &IID_IMFRateSupport, (void**)&rate_support);
ok(hr == S_OK, "Failed to get rate support interface, hr %#lx.\n", hr);
todo_wine
EXPECT_REF(mediasource, 3);
hr = IMFRateSupport_GetFastestRate(rate_support, MFRATE_FORWARD, FALSE, &rate);
ok(hr == S_OK, "Failed to query fastest rate, hr %#lx.\n", hr);
ok(rate == 1e6f, "Unexpected fastest rate %f.\n", rate);
@ -1506,6 +1519,10 @@ static void test_source_resolver(void)
hr = IMFMediaSource_Start(mediasource, descriptor, &GUID_NULL, &var);
ok(hr == S_OK, "Failed to start media source, hr %#lx.\n", hr);
/* The stream holds a reference. It is unclear which object holds the fifth
* reference in Windows, but it's released after MENewStream is retrieved. */
EXPECT_REF(mediasource, 5);
video_stream = NULL;
if (get_event((IMFMediaEventGenerator *)mediasource, MENewStream, &var))
{
@ -1513,6 +1530,8 @@ static void test_source_resolver(void)
video_stream = (IMFMediaStream *)var.punkVal;
}
EXPECT_REF(mediasource, 4);
hr = IMFMediaSource_Pause(mediasource);
ok(hr == S_OK, "Failed to pause media source, hr %#lx.\n", hr);
if (get_event((IMFMediaEventGenerator *)mediasource, MESourcePaused, &var))
@ -1621,14 +1640,23 @@ static void test_source_resolver(void)
hr = IMFMediaSource_Shutdown(mediasource);
ok(hr == S_OK, "Unexpected hr %#lx.\n", hr);
/* During shutdown, circular references such as source <-> stream should be released. */
EXPECT_REF(mediasource, 3);
ok(bytestream_closed, "Missing IMFByteStream::Close call\n");
hr = IMFMediaSource_CreatePresentationDescriptor(mediasource, NULL);
ok(hr == MF_E_SHUTDOWN, "Unexpected hr %#lx.\n", hr);
IMFRateSupport_Release(rate_support);
EXPECT_REF(mediasource, 2);
IMFGetService_Release(get_service);
IMFMediaSource_Release(mediasource);
refcount = IMFMediaSource_Release(mediasource);
ok(!refcount, "Unexpected refcount %ld\n", refcount);
IMFByteStream_Release(stream);
/* Create directly through scheme handler. */