From deff1303fb822085b84653870194144ebce81067 Mon Sep 17 00:00:00 2001
From: Paul Gofman <pgofman@codeweavers.com>
Date: Fri, 13 Oct 2023 18:56:48 -0600
Subject: [PATCH] winegstreamer: Add AVDecVideoAcceleration_H264 attribute for
 h264 decoder MFT.

---
 dlls/mf/tests/transform.c         | 3 +++
 dlls/winegstreamer/h264_decoder.c | 7 +++++++
 include/codecapi.h                | 2 ++
 3 files changed, 12 insertions(+)

diff --git a/dlls/mf/tests/transform.c b/dlls/mf/tests/transform.c
index e798601a8b5..3f5524784cc 100644
--- a/dlls/mf/tests/transform.c
+++ b/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;
diff --git a/dlls/winegstreamer/h264_decoder.c b/dlls/winegstreamer/h264_decoder.c
index 6d8f2a146da..5c48130eee9 100644
--- a/dlls/winegstreamer/h264_decoder.c
+++ b/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)))
diff --git a/include/codecapi.h b/include/codecapi.h
index 9719389b081..a9fe7c9de3f 100644
--- a/include/codecapi.h
+++ b/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 */