winegstreamer: Add AVDecVideoAcceleration_H264 attribute for h264 decoder MFT.

dlls/mf/tests/transform.c

@@ -45,6 +45,8 @@
 
 #include "initguid.h"
 
+#include "codecapi.h"
+
 #include "d3d11_4.h"
 
 DEFINE_GUID(DMOVideoFormat_RGB24,D3DFMT_R8G8B8,0x524f,0x11ce,0x9f,0x53,0x00,0x20,0xaf,0x0b,0xa7,0x70);
@@ -3933,6 +3935,7 @@ static void test_h264_decoder(void)
         ATTR_UINT32(MF_SA_D3D11_AWARE, 1),
         ATTR_UINT32(MFT_DECODER_EXPOSE_OUTPUT_TYPES_IN_NATIVE_ORDER, 0, .todo = TRUE),
         /* more H264 decoder specific attributes from CODECAPI */
+        ATTR_UINT32(AVDecVideoAcceleration_H264, 1),
         {0},
     };
     static const DWORD input_width = 120, input_height = 248;

dlls/winegstreamer/h264_decoder.c

@@ -26,6 +26,10 @@
 
 #include "wine/debug.h"
 
+#include "initguid.h"
+
+#include "codecapi.h"
+
 WINE_DEFAULT_DEBUG_CHANNEL(mfplat);
 WINE_DECLARE_DEBUG_CHANNEL(winediag);
 
@@ -881,6 +885,9 @@ HRESULT h264_decoder_create(REFIID riid, void **ret)
         goto failed;
     if (FAILED(hr = IMFAttributes_SetUINT32(decoder->attributes, &MF_SA_D3D11_AWARE, TRUE)))
         goto failed;
+    if (FAILED(hr = IMFAttributes_SetUINT32(decoder->attributes, &AVDecVideoAcceleration_H264, TRUE)))
+        goto failed;
+
     if (FAILED(hr = MFCreateAttributes(&decoder->output_attributes, 0)))
         goto failed;
     if (FAILED(hr = wg_sample_queue_create(&decoder->wg_sample_queue)))

include/codecapi.h

@@ -61,4 +61,6 @@ enum eAVEncH264VLevel
     eAVEncH264VLevel5_2 = 52
 };
 
+DEFINE_GUID(AVDecVideoAcceleration_H264, 0xf7db8a2f, 0x4f48, 0x4ee8, 0xae, 0x31, 0x8b, 0x6e, 0xbe, 0x55, 0x8a, 0xe2);
+
 #endif /* __CODECAPI_H */