obs-qsv11: Add native obs-studio QSV encoder

plugins/obs-qsv11/libmfx/include/mfx_load_dll.h

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+/* ****************************************************************************** *\
+
+Copyright (C) 2012-2014 Intel Corporation.  All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+- Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+- Redistributions in binary form must reproduce the above copyright notice,
+this list of conditions and the following disclaimer in the documentation
+and/or other materials provided with the distribution.
+- Neither the name of Intel Corporation nor the names of its contributors
+may be used to endorse or promote products derived from this software
+without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY INTEL CORPORATION "AS IS" AND ANY EXPRESS OR
+IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+IN NO EVENT SHALL INTEL CORPORATION BE LIABLE FOR ANY DIRECT, INDIRECT,
+INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+File Name: mfx_load_dll.h
+
+\* ****************************************************************************** */
+
+#if !defined(__MFX_LOAD_DLL_H)
+#define __MFX_LOAD_DLL_H
+
+#include "mfx_dispatcher.h"
+
+namespace MFX
+{
+
+
+    //
+    // declare DLL loading routines
+    //
+
+    mfxStatus mfx_get_rt_dll_name(msdk_disp_char *pPath, size_t pathSize);
+    mfxStatus mfx_get_default_dll_name(msdk_disp_char *pPath, size_t pathSize, eMfxImplType implType);
+    mfxStatus mfx_get_default_plugin_name(msdk_disp_char *pPath, size_t pathSize, eMfxImplType implType);
+
+    mfxStatus mfx_get_default_audio_dll_name(msdk_disp_char *pPath, size_t pathSize, eMfxImplType implType);
+    
+
+    mfxModuleHandle mfx_dll_load(const msdk_disp_char *file_name);
+    //increments reference counter
+    mfxModuleHandle mfx_get_dll_handle(const msdk_disp_char *file_name);
+    mfxFunctionPointer mfx_dll_get_addr(mfxModuleHandle handle, const char *func_name);
+    bool mfx_dll_free(mfxModuleHandle handle);
+
+} // namespace MFX
+
+#endif  // __MFX_LOAD_DLL_H