[PATCH 11/17] winegstreamer: Implement ::GetOutputAvailableType for color conversion transform.

[Derek Lesho]

Signed-off-by: Derek Lesho 
---
 dlls/winegstreamer/colorconvert.c | 48 +++++++++++++++++++++++++++++--
 1 file changed, 46 insertions(+), 2 deletions(-)

diff --git a/dlls/winegstreamer/colorconvert.c b/dlls/winegstreamer/colorconvert.c
index 5dd48188147..b80232e195b 100644
--- a/dlls/winegstreamer/colorconvert.c
+++ b/dlls/winegstreamer/colorconvert.c
@@ -217,12 +217,56 @@ static HRESULT WINAPI color_converter_GetInputAvailableType(IMFTransform *iface,
     return S_OK;
 }

+static void copy_attr(IMFMediaType *target, IMFMediaType *source, const GUID *key)
+{
+    PROPVARIANT val;
+
+    if (SUCCEEDED(IMFAttributes_GetItem((IMFAttributes *)source, key, &val)))
+    {
+        IMFAttributes_SetItem((IMFAttributes* )target, key, &val);
+    }
+}
+
 static HRESULT WINAPI color_converter_GetOutputAvailableType(IMFTransform *iface, DWORD id, DWORD index,
         IMFMediaType **type)
 {
-    FIXME("%p, %u, %u, %p.\n", iface, id, index, type);
+    IMFMediaType *output_type;
+    HRESULT hr;

-    return E_NOTIMPL;
+    struct color_converter *converter = impl_color_converter_from_IMFTransform(iface);
+
+    TRACE("%p, %u, %u, %p.\n", iface, id, index, type);
+
+    if (id != 0)
+        return MF_E_INVALIDSTREAMNUMBER;
+
+    if (index >= ARRAY_SIZE(raw_types))
+        return MF_E_NO_MORE_TYPES;
+
+    if (FAILED(hr = MFCreateMediaType(&output_type)))
+        return hr;
+
+    EnterCriticalSection(&converter->cs);
+
+    if (!(converter->input_type))
+    {
+        LeaveCriticalSection(&converter->cs);
+        return MF_E_TRANSFORM_TYPE_NOT_SET;
+    }
+
+    IMFMediaType_CopyAllItems(converter->input_type, (IMFAttributes *)output_type);
+
+    LeaveCriticalSection(&converter->cs);
+
+    if (FAILED(hr = IMFMediaType_SetGUID(output_type, &MF_MT_SUBTYPE, raw_types[index])))
+    {
+        IMFMediaType_Release(output_type);
+        return hr;
+    }
+
+    *type = output_type;
+
+    return S_OK;
 }

static HRESULT WINAPI color_converter_SetInputType(IMFTransform *iface, DWORD id, IMFMediaType *type, DWORD flags)