[PATCH 05/17] winegstreamer: Implement Get*Attributes functions for audio converter transform.

[Derek Lesho]

Signed-off-by: Derek Lesho <dlesho at codeweavers.com>
---
 dlls/winegstreamer/audioconvert.c | 37 +++++++++++++++++++++++++++----
 1 file changed, 33 insertions(+), 4 deletions(-)

diff --git a/dlls/winegstreamer/audioconvert.c b/dlls/winegstreamer/audioconvert.c
index d204d9582ba..556aba44fc9 100644
--- a/dlls/winegstreamer/audioconvert.c
+++ b/dlls/winegstreamer/audioconvert.c
@@ -37,6 +37,8 @@ struct audio_converter
 {
     IMFTransform IMFTransform_iface;
     LONG refcount;
+    IMFAttributes *attributes;
+    IMFAttributes *output_attributes;
     IMFMediaType *input_type;
     IMFMediaType *output_type;
     CRITICAL_SECTION cs;
@@ -87,6 +89,10 @@ static ULONG WINAPI audio_converter_Release(IMFTransform *iface)
     {
         transform->cs.DebugInfo->Spare[0] = 0;
         DeleteCriticalSection(&transform->cs);
+        if (transform->attributes)
+            IMFAttributes_Release(transform->attributes);
+        if (transform->output_attributes)
+            IMFAttributes_Release(transform->output_attributes);
         gst_object_unref(transform->container);
         heap_free(transform);
     }
@@ -152,9 +158,14 @@ static HRESULT WINAPI audio_converter_GetOutputStreamInfo(IMFTransform *iface, D
 
 static HRESULT WINAPI audio_converter_GetAttributes(IMFTransform *iface, IMFAttributes **attributes)
 {
-    FIXME("%p, %p.\n", iface, attributes);
+    struct audio_converter *converter = impl_audio_converter_from_IMFTransform(iface);
 
-    return E_NOTIMPL;
+    TRACE("%p, %p.\n", iface, attributes);
+
+    *attributes = converter->attributes;
+    IMFAttributes_AddRef(*attributes);
+
+    return S_OK;
 }
 
 static HRESULT WINAPI audio_converter_GetInputStreamAttributes(IMFTransform *iface, DWORD id,
@@ -168,9 +179,14 @@ static HRESULT WINAPI audio_converter_GetInputStreamAttributes(IMFTransform *ifa
 static HRESULT WINAPI audio_converter_GetOutputStreamAttributes(IMFTransform *iface, DWORD id,
         IMFAttributes **attributes)
 {
-    FIXME("%p, %u, %p.\n", iface, id, attributes);
+    struct audio_converter *converter = impl_audio_converter_from_IMFTransform(iface);
 
-    return E_NOTIMPL;
+    TRACE("%p, %u, %p.\n", iface, id, attributes);
+
+    *attributes = converter->output_attributes;
+    IMFAttributes_AddRef(*attributes);
+
+    return S_OK;
 }
 
 static HRESULT WINAPI audio_converter_DeleteInputStream(IMFTransform *iface, DWORD id)
@@ -644,6 +660,7 @@ static const IMFTransformVtbl audio_converter_vtbl =
 HRESULT audio_converter_create(REFIID riid, void **ret)
 {
     struct audio_converter *object;
+    HRESULT hr;
 
     TRACE("%s %p\n", debugstr_guid(riid), ret);
 
@@ -656,6 +673,18 @@ HRESULT audio_converter_create(REFIID riid, void **ret)
     InitializeCriticalSection(&object->cs);
     object->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": audio_converter_lock");
 
+    if (FAILED(hr = MFCreateAttributes(&object->attributes, 0)))
+    {
+        IMFTransform_Release(&object->IMFTransform_iface);
+        return hr;
+    }
+
+    if (FAILED(hr = MFCreateAttributes(&object->output_attributes, 0)))
+    {
+        IMFTransform_Release(&object->IMFTransform_iface);
+        return hr;
+    }
+
     object->container = gst_bin_new(NULL);
 
     if (!(object->appsrc = gst_element_factory_make("appsrc", NULL)))
-- 
2.29.2