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Since cuda-tools 9.0, nvcuvid.h is replaced by dynlink_nvcuvid.h. This patch changes nvdec to use run-time dynamic linking if cuda-tools version >= 9. nvenc does not require any change since its necessary headers are still available. https://bugzilla.gnome.org/show_bug.cgi?id=791724
105 lines
3.9 KiB
C
105 lines
3.9 KiB
C
/*
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* Copyright 2018 Red Hat, Inc. and/or its affiliates.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <gst/gst.h>
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#include "dynlink_nvcuvid.h"
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#include <gmodule.h>
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tcuvidCreateVideoParser *cuvidCreateVideoParser;
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tcuvidParseVideoData *cuvidParseVideoData;
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tcuvidDestroyVideoParser *cuvidDestroyVideoParser;
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tcuvidCreateDecoder *cuvidCreateDecoder;
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tcuvidDestroyDecoder *cuvidDestroyDecoder;
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tcuvidDecodePicture *cuvidDecodePicture;
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tcuvidMapVideoFrame *cuvidMapVideoFrame;
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tcuvidUnmapVideoFrame *cuvidUnmapVideoFrame;
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#if defined(__x86_64) || defined(AMD64) || defined(_M_AMD64)
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tcuvidMapVideoFrame64 *cuvidMapVideoFrame64;
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tcuvidUnmapVideoFrame64 *cuvidUnmapVideoFrame64;
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#endif
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tcuvidCtxLockCreate *cuvidCtxLockCreate;
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tcuvidCtxLockDestroy *cuvidCtxLockDestroy;
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tcuvidCtxLock *cuvidCtxLock;
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tcuvidCtxUnlock *cuvidCtxUnlock;
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#if defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)
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static char CudaLibName[] = "nvcuvid.dll";
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#elif defined(__unix__)
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static char CudaLibName[] = "libnvcuvid.so";
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#endif
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#define STRINGIFY(X) #X
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#define GET_PROC(name) \
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if (!g_module_symbol (module, #name, (gpointer *)&name)) { \
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GST_ERROR("%s", g_module_error()); \
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g_module_close(module); \
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return CUDA_ERROR_UNKNOWN; \
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}
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#define GET_PROC_V2(name) \
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if(!g_module_symbol (module, STRINGIFY(name##_v2), (gpointer *)&name)) { \
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GST_ERROR("%s", g_module_error()); \
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g_module_close(module); \
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return CUDA_ERROR_UNKNOWN; \
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}
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CUresult CUDAAPI
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cuvidInit (unsigned int Flags)
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{
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GModule *module;
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module = g_module_open (CudaLibName, G_MODULE_BIND_LAZY);
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if (module == NULL) {
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GST_ERROR ("%s", g_module_error ());
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return CUDA_ERROR_UNKNOWN;
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}
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GET_PROC (cuvidCreateVideoParser);
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GET_PROC (cuvidParseVideoData);
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GET_PROC (cuvidDestroyVideoParser);
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GET_PROC (cuvidCreateDecoder);
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GET_PROC (cuvidDestroyDecoder);
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GET_PROC (cuvidDecodePicture);
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#if defined(__x86_64) || defined(AMD64) || defined(_M_AMD64)
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GET_PROC (cuvidMapVideoFrame64);
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GET_PROC (cuvidUnmapVideoFrame64);
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cuvidMapVideoFrame = cuvidMapVideoFrame64;
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cuvidUnmapVideoFrame = cuvidUnmapVideoFrame64;
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#else
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GET_PROC (cuvidMapVideoFrame);
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GET_PROC (cuvidUnmapVideoFrame);
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#endif
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GET_PROC (cuvidCtxLockCreate);
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GET_PROC (cuvidCtxLockDestroy);
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GET_PROC (cuvidCtxLock);
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GET_PROC (cuvidCtxUnlock);
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return CUDA_SUCCESS;
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}
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