windowscodecs: Implement IWICComponentInfo::GetCLSID.

dlls/windowscodecs/info.c

@@ -132,8 +132,15 @@ static HRESULT WINAPI BitmapDecoderInfo_GetComponentType(IWICBitmapDecoderInfo *
 
 static HRESULT WINAPI BitmapDecoderInfo_GetCLSID(IWICBitmapDecoderInfo *iface, CLSID *pclsid)
 {
-    FIXME("(%p,%p): stub\n", iface, pclsid);
-    return E_NOTIMPL;
+    BitmapDecoderInfo *This = (BitmapDecoderInfo*)iface;
+    TRACE("(%p,%p)\n", iface, pclsid);
+
+    if (!pclsid)
+        return E_INVALIDARG;
+
+    memcpy(pclsid, &This->clsid, sizeof(CLSID));
+
+    return S_OK;
 }
 
 static HRESULT WINAPI BitmapDecoderInfo_GetSigningStatus(IWICBitmapDecoderInfo *iface, DWORD *pStatus)
@@ -564,8 +571,15 @@ static HRESULT WINAPI BitmapEncoderInfo_GetComponentType(IWICBitmapEncoderInfo *
 
 static HRESULT WINAPI BitmapEncoderInfo_GetCLSID(IWICBitmapEncoderInfo *iface, CLSID *pclsid)
 {
-    FIXME("(%p,%p): stub\n", iface, pclsid);
-    return E_NOTIMPL;
+    BitmapEncoderInfo *This = (BitmapEncoderInfo*)iface;
+    TRACE("(%p,%p)\n", iface, pclsid);
+
+    if (!pclsid)
+        return E_INVALIDARG;
+
+    memcpy(pclsid, &This->clsid, sizeof(CLSID));
+
+    return S_OK;
 }
 
 static HRESULT WINAPI BitmapEncoderInfo_GetSigningStatus(IWICBitmapEncoderInfo *iface, DWORD *pStatus)
@@ -821,8 +835,15 @@ static HRESULT WINAPI FormatConverterInfo_GetComponentType(IWICFormatConverterIn
 
 static HRESULT WINAPI FormatConverterInfo_GetCLSID(IWICFormatConverterInfo *iface, CLSID *pclsid)
 {
-    FIXME("(%p,%p): stub\n", iface, pclsid);
-    return E_NOTIMPL;
+    FormatConverterInfo *This = (FormatConverterInfo*)iface;
+    TRACE("(%p,%p)\n", iface, pclsid);
+
+    if (!pclsid)
+        return E_INVALIDARG;
+
+    memcpy(pclsid, &This->clsid, sizeof(CLSID));
+
+    return S_OK;
 }
 
 static HRESULT WINAPI FormatConverterInfo_GetSigningStatus(IWICFormatConverterInfo *iface, DWORD *pStatus)

dlls/windowscodecs/tests/info.c

@@ -35,6 +35,7 @@ static void test_decoder_info(void)
     ULONG len;
     WCHAR value[256];
     const WCHAR expected_mimetype[] = {'i','m','a','g','e','/','b','m','p',0};
+    CLSID clsid;
 
     hr = CoCreateInstance(&CLSID_WICImagingFactory, NULL, CLSCTX_INPROC_SERVER,
         &IID_IWICImagingFactory, (void**)&factory);
@@ -47,6 +48,13 @@ static void test_decoder_info(void)
     hr = IWICComponentInfo_QueryInterface(info, &IID_IWICBitmapDecoderInfo, (void**)&decoder_info);
     ok(hr == S_OK, "QueryInterface failed, hr=%x\n", hr);
 
+    hr = IWICBitmapDecoderInfo_GetCLSID(decoder_info, NULL);
+    ok(hr == E_INVALIDARG, "GetCLSID failed, hr=%x\n", hr);
+
+    hr = IWICBitmapDecoderInfo_GetCLSID(decoder_info, &clsid);
+    ok(hr == S_OK, "GetCLSID failed, hr=%x\n", hr);
+    ok(IsEqualGUID(&CLSID_WICBmpDecoder, &clsid), "GetCLSID returned wrong result\n");
+
     hr = IWICBitmapDecoderInfo_GetMimeTypes(decoder_info, 0, NULL, NULL);
     ok(hr == E_INVALIDARG, "GetMimeType failed, hr=%x\n", hr);