Rename ffmpeg-4.2-fit to ffmpeg-4-fit

trunk/3rdparty/ffmpeg-4-fit/libavcodec/d3d11va.c

@@ -0,0 +1,48 @@
+/*
+ * Direct3D11 HW acceleration
+ *
+ * copyright (c) 2015 Steve Lhomme
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stddef.h>
+
+#include "config.h"
+
+#if CONFIG_D3D11VA
+#include "libavutil/error.h"
+#include "libavutil/mem.h"
+
+#include "d3d11va.h"
+
+AVD3D11VAContext *av_d3d11va_alloc_context(void)
+{
+    AVD3D11VAContext* res = av_mallocz(sizeof(AVD3D11VAContext));
+    if (!res)
+        return NULL;
+    res->context_mutex = INVALID_HANDLE_VALUE;
+    return res;
+}
+#else
+struct AVD3D11VAContext *av_d3d11va_alloc_context(void);
+
+struct AVD3D11VAContext *av_d3d11va_alloc_context(void)
+{
+    return NULL;
+}
+#endif /* CONFIG_D3D11VA */