[PATCH 6/6] amstream: Forbid changing the multimedia stream mode.
Zebediah Figura
z.figura12 at gmail.com
Wed Mar 4 22:33:36 CST 2020
Signed-off-by: Zebediah Figura <z.figura12 at gmail.com>
---
dlls/amstream/multimedia.c | 8 ++++++++
dlls/amstream/tests/amstream.c | 22 +++++++++++-----------
2 files changed, 19 insertions(+), 11 deletions(-)
diff --git a/dlls/amstream/multimedia.c b/dlls/amstream/multimedia.c
index e62c930a39..07c037505e 100644
--- a/dlls/amstream/multimedia.c
+++ b/dlls/amstream/multimedia.c
@@ -39,6 +39,7 @@ struct multimedia_stream
IMediaControl* media_control;
IMediaStreamFilter *filter;
IPin* ipin;
+ BOOL initialized;
STREAM_TYPE type;
OAEVENT event;
};
@@ -250,10 +251,17 @@ static HRESULT WINAPI multimedia_stream_Initialize(IAMMultiMediaStream *iface,
return E_INVALIDARG;
}
+ if (mmstream->initialized && type != mmstream->type)
+ {
+ WARN("Attempt to change type from %u, returning E_INVALIDARG.\n", mmstream->type);
+ return E_INVALIDARG;
+ }
+
if (graph && FAILED(hr = create_graph(mmstream, graph)))
return hr;
mmstream->type = type;
+ mmstream->initialized = TRUE;
return S_OK;
}
diff --git a/dlls/amstream/tests/amstream.c b/dlls/amstream/tests/amstream.c
index e2c00ebc3a..a55884d8ab 100644
--- a/dlls/amstream/tests/amstream.c
+++ b/dlls/amstream/tests/amstream.c
@@ -1497,9 +1497,9 @@ static void test_initialize(void)
hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_READ, 0, NULL);
ok(hr == S_OK, "Got hr %#x.\n", hr);
hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_WRITE, 0, NULL);
- todo_wine ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
+ ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_TRANSFORM, 0, NULL);
- todo_wine ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
+ ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
ret_graph = (IGraphBuilder *)0xdeadbeef;
hr = IAMMultiMediaStream_GetFilterGraph(mmstream, &ret_graph);
@@ -1511,7 +1511,7 @@ static void test_initialize(void)
type = 0xdeadbeef;
hr = IMediaStream_GetInformation(stream, NULL, &type);
ok(hr == S_OK, "Got hr %#x.\n", hr);
- todo_wine ok(type == STREAMTYPE_READ, "Got type %u.\n", type);
+ ok(type == STREAMTYPE_READ, "Got type %u.\n", type);
IMediaStream_Release(stream);
ret_graph = NULL;
@@ -1531,9 +1531,9 @@ static void test_initialize(void)
hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_WRITE, 0, NULL);
ok(hr == S_OK, "Got hr %#x.\n", hr);
hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_READ, 0, NULL);
- todo_wine ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
+ ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_TRANSFORM, 0, NULL);
- todo_wine ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
+ ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
ret_graph = (IGraphBuilder *)0xdeadbeef;
hr = IAMMultiMediaStream_GetFilterGraph(mmstream, &ret_graph);
@@ -1545,7 +1545,7 @@ static void test_initialize(void)
type = 0xdeadbeef;
hr = IMediaStream_GetInformation(stream, NULL, &type);
ok(hr == S_OK, "Got hr %#x.\n", hr);
- todo_wine ok(type == STREAMTYPE_WRITE, "Got type %u.\n", type);
+ ok(type == STREAMTYPE_WRITE, "Got type %u.\n", type);
IMediaStream_Release(stream);
ref = IAMMultiMediaStream_Release(mmstream);
@@ -1559,9 +1559,9 @@ static void test_initialize(void)
hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_TRANSFORM, 0, NULL);
ok(hr == S_OK, "Got hr %#x.\n", hr);
hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_READ, 0, NULL);
- todo_wine ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
+ ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_WRITE, 0, NULL);
- todo_wine ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
+ ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
ret_graph = (IGraphBuilder *)0xdeadbeef;
hr = IAMMultiMediaStream_GetFilterGraph(mmstream, &ret_graph);
@@ -1573,7 +1573,7 @@ static void test_initialize(void)
type = 0xdeadbeef;
hr = IMediaStream_GetInformation(stream, NULL, &type);
ok(hr == S_OK, "Got hr %#x.\n", hr);
- todo_wine ok(type == STREAMTYPE_TRANSFORM, "Got type %u.\n", type);
+ ok(type == STREAMTYPE_TRANSFORM, "Got type %u.\n", type);
IMediaStream_Release(stream);
ref = IAMMultiMediaStream_Release(mmstream);
@@ -1651,9 +1651,9 @@ static void test_initialize(void)
hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_READ, 0, NULL);
ok(hr == S_OK, "Got hr %#x.\n", hr);
hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_WRITE, 0, NULL);
- todo_wine ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
+ ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
hr = IAMMultiMediaStream_Initialize(mmstream, STREAMTYPE_TRANSFORM, 0, NULL);
- todo_wine ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
+ ok(hr == E_INVALIDARG, "Got hr %#x.\n", hr);
IMediaStreamFilter_Release(filter);
ref = IAMMultiMediaStream_Release(mmstream);
--
2.25.1
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