[PATCH 3/7] amstream: Implement AMAudioStream::Initialize.

[Anton Baskanov]

Signed-off-by: Anton Baskanov <baskanov at gmail.com>
---
 dlls/amstream/audiostream.c    | 16 +++++++++++---
 dlls/amstream/tests/amstream.c | 39 ++++++++++++++++++++++++++++++++++
 2 files changed, 52 insertions(+), 3 deletions(-)

diff --git a/dlls/amstream/audiostream.c b/dlls/amstream/audiostream.c
index 2379a59350..efa3e2aac5 100644
--- a/dlls/amstream/audiostream.c
+++ b/dlls/amstream/audiostream.c
@@ -505,11 +505,21 @@ static HRESULT WINAPI audio_IAMMediaStream_SendEndOfStream(IAMMediaStream *iface
 static HRESULT WINAPI audio_IAMMediaStream_Initialize(IAMMediaStream *iface, IUnknown *source_object, DWORD flags,
                                                     REFMSPID purpose_id, const STREAM_TYPE stream_type)
 {
-    struct audio_stream *This = impl_from_IAMMediaStream(iface);
+    struct audio_stream *stream = impl_from_IAMMediaStream(iface);
 
-    FIXME("(%p/%p)->(%p,%x,%p,%u) stub!\n", This, iface, source_object, flags, purpose_id, stream_type);
+    TRACE("stream %p, source_object %p, flags %x, purpose_id %s, stream_type %u.\n", stream, source_object, flags,
+            debugstr_guid(purpose_id), stream_type);
 
-    return S_FALSE;
+    if (!purpose_id)
+        return E_POINTER;
+
+    if (flags & AMMSF_CREATEPEER)
+        FIXME("AMMSF_CREATEPEER is not yet supported.\n");
+
+    stream->purpose_id = *purpose_id;
+    stream->stream_type = stream_type;
+
+    return S_OK;
 }
 
 static HRESULT WINAPI audio_IAMMediaStream_SetState(IAMMediaStream *iface, FILTER_STATE state)
diff --git a/dlls/amstream/tests/amstream.c b/dlls/amstream/tests/amstream.c
index 073e372c94..e233337e6f 100644
--- a/dlls/amstream/tests/amstream.c
+++ b/dlls/amstream/tests/amstream.c
@@ -3046,6 +3046,44 @@ static void test_audiostream_receive(void)
     ok(!ref, "Got outstanding refcount %d.\n", ref);
 }
 
+static void test_audiostream_initialize(void)
+{
+    IAMMediaStream *stream;
+    STREAM_TYPE type;
+    MSPID mspid;
+    HRESULT hr;
+    ULONG ref;
+
+    hr = CoCreateInstance(&CLSID_AMAudioStream, NULL, CLSCTX_INPROC_SERVER, &IID_IAMMediaStream, (void **)&stream);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    /* Crashes on native. */
+    if (0)
+    {
+        hr = IAMMediaStream_Initialize(stream, NULL, 0, NULL, STREAMTYPE_WRITE);
+        ok(hr == E_POINTER, "Got hr %#x.\n", hr);
+    }
+
+    hr = IAMMediaStream_Initialize(stream, NULL, 0, &test_mspid, STREAMTYPE_WRITE);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IAMMediaStream_GetInformation(stream, &mspid, &type);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(IsEqualGUID(&mspid, &test_mspid), "Got mspid %s.\n", wine_dbgstr_guid(&mspid));
+    ok(type == STREAMTYPE_WRITE, "Got type %u.\n", type);
+
+    hr = IAMMediaStream_Initialize(stream, NULL, 0, &MSPID_PrimaryAudio, STREAMTYPE_READ);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+
+    hr = IAMMediaStream_GetInformation(stream, &mspid, &type);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(IsEqualGUID(&mspid, &MSPID_PrimaryAudio), "Got mspid %s.\n", wine_dbgstr_guid(&mspid));
+    ok(type == STREAMTYPE_READ, "Got type %u.\n", type);
+
+    ref = IAMMediaStream_Release(stream);
+    ok(!ref, "Got outstanding refcount %d.\n", ref);
+}
+
 static void CALLBACK apc_func(ULONG_PTR param)
 {
 }
@@ -3681,6 +3719,7 @@ START_TEST(amstream)
     test_audiostream_set_state();
     test_audiostream_end_of_stream();
     test_audiostream_receive();
+    test_audiostream_initialize();
 
     test_audiostreamsample_update();
     test_audiostreamsample_completion_status();
-- 
2.17.1