winegstreamer: Implement IWMMediaProps::GetMediaType() for the stream config object.

dlls/winegstreamer/wm_reader.c

@@ -487,8 +487,27 @@ static HRESULT WINAPI stream_props_GetType(IWMMediaProps *iface, GUID *major_typ
 
 static HRESULT WINAPI stream_props_GetMediaType(IWMMediaProps *iface, WM_MEDIA_TYPE *mt, DWORD *size)
 {
-    FIXME("iface %p, mt %p, size %p, stub!\n", iface, mt, size);
-    return E_NOTIMPL;
+    struct stream_config *config = impl_from_IWMMediaProps(iface);
+    const DWORD req_size = *size;
+    AM_MEDIA_TYPE stream_mt;
+
+    TRACE("iface %p, mt %p, size %p.\n", iface, mt, size);
+
+    if (!amt_from_wg_format(&stream_mt, &config->stream->format, true))
+        return E_OUTOFMEMORY;
+
+    *size = sizeof(stream_mt) + stream_mt.cbFormat;
+    if (!mt)
+        return S_OK;
+    if (req_size < *size)
+        return ASF_E_BUFFERTOOSMALL;
+
+    strmbase_dump_media_type(&stream_mt);
+
+    memcpy(mt, &stream_mt, sizeof(*mt));
+    memcpy(mt + 1, stream_mt.pbFormat, stream_mt.cbFormat);
+    mt->pbFormat = (BYTE *)(mt + 1);
+    return S_OK;
 }
 
 static HRESULT WINAPI stream_props_SetMediaType(IWMMediaProps *iface, WM_MEDIA_TYPE *mt)

dlls/wmvcore/tests/wmvcore.c

@@ -1125,14 +1125,37 @@ static void check_audio_type(const WM_MEDIA_TYPE *mt)
     ok(wave_format->wFormatTag == WAVE_FORMAT_PCM, "Got tag %#x.\n", wave_format->wFormatTag);
 }
 
-static void test_stream_media_props(IWMStreamConfig *config)
+static void test_stream_media_props(IWMStreamConfig *config, const GUID *majortype)
 {
+    char mt_buffer[2000];
+    WM_MEDIA_TYPE *mt = (WM_MEDIA_TYPE *)mt_buffer;
     IWMMediaProps *props;
+    DWORD size, ret_size;
     HRESULT hr;
 
     hr = IWMStreamConfig_QueryInterface(config, &IID_IWMMediaProps, (void **)&props);
     ok(hr == S_OK, "Got hr %#x.\n", hr);
 
+    size = 0xdeadbeef;
+    hr = IWMMediaProps_GetMediaType(props, NULL, &size);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(size != 0xdeadbeef && size >= sizeof(WM_MEDIA_TYPE), "Got size %u.\n", size);
+
+    ret_size = size - 1;
+    hr = IWMMediaProps_GetMediaType(props, mt, &ret_size);
+    ok(hr == ASF_E_BUFFERTOOSMALL, "Got hr %#x.\n", hr);
+    ok(ret_size == size, "Expected size %u, got %u.\n", size, ret_size);
+
+    ret_size = sizeof(mt_buffer);
+    memset(mt_buffer, 0xcc, sizeof(mt_buffer));
+    hr = IWMMediaProps_GetMediaType(props, mt, &ret_size);
+    ok(hr == S_OK, "Got hr %#x.\n", hr);
+    ok(ret_size == size, "Expected size %u, got %u.\n", size, ret_size);
+    ok(size == sizeof(WM_MEDIA_TYPE) + mt->cbFormat, "Expected size %u, got %u.\n",
+            sizeof(WM_MEDIA_TYPE) + mt->cbFormat, size);
+    ok(IsEqualGUID(&mt->majortype, majortype), "Expected major type %s, got %s.\n",
+            debugstr_guid(majortype), debugstr_guid(&mt->majortype));
+
     IWMMediaProps_Release(props);
 }
 
@@ -1188,7 +1211,7 @@ static void test_sync_reader_types(void)
         else
             ok(IsEqualGUID(&majortype, &MEDIATYPE_Audio), "Got major type %s.\n", debugstr_guid(&majortype));
 
-        test_stream_media_props(config);
+        test_stream_media_props(config, &majortype);
 
         ref = IWMStreamConfig_Release(config);
         ok(!ref, "Got outstanding refcount %d.\n", ref);
@@ -2280,7 +2303,7 @@ static void test_async_reader_types(void)
         else
             ok(IsEqualGUID(&majortype, &MEDIATYPE_Audio), "Got major type %s.\n", debugstr_guid(&majortype));
 
-        test_stream_media_props(config);
+        test_stream_media_props(config, &majortype);
 
         ref = IWMStreamConfig_Release(config);
         ok(!ref, "Got outstanding refcount %d.\n", ref);