avcodec/nvenc: use dynamically loaded CUDA

1 files changed, 3 insertions, 43 deletions

diff --git a/libavcodec/nvenc.h b/libavcodec/nvenc.h
index bad659aece..5bc0cba84c 100644
--- a/libavcodec/nvenc.h
+++ b/libavcodec/nvenc.h
@@ -23,29 +23,12 @@
 
 #include "config.h"
 
+#include "compat/cuda/dynlink_loader.h"
 #include "libavutil/fifo.h"
 #include "libavutil/opt.h"
 
 #include "avcodec.h"
 
-#if CONFIG_CUDA
-#include "libavutil/hwcontext_cuda.h"
-#else
-
-#if defined(_WIN32)
-#define CUDAAPI __stdcall
-#else
-#define CUDAAPI
-#endif
-
-typedef enum cudaError_enum {
-    CUDA_SUCCESS = 0
-} CUresult;
-typedef int CUdevice;
-typedef void* CUcontext;
-typedef void* CUdeviceptr;
-#endif
-
 #define MAX_REGISTERED_FRAMES 64
 
 typedef struct NvencSurface
@@ -64,33 +47,10 @@ typedef struct NvencSurface
     int lockCount;
 } NvencSurface;
 
-typedef CUresult(CUDAAPI *PCUINIT)(unsigned int Flags);
-typedef CUresult(CUDAAPI *PCUDEVICEGETCOUNT)(int *count);
-typedef CUresult(CUDAAPI *PCUDEVICEGET)(CUdevice *device, int ordinal);
-typedef CUresult(CUDAAPI *PCUDEVICEGETNAME)(char *name, int len, CUdevice dev);
-typedef CUresult(CUDAAPI *PCUDEVICECOMPUTECAPABILITY)(int *major, int *minor, CUdevice dev);
-typedef CUresult(CUDAAPI *PCUCTXCREATE)(CUcontext *pctx, unsigned int flags, CUdevice dev);
-typedef CUresult(CUDAAPI *PCUCTXPOPCURRENT)(CUcontext *pctx);
-typedef CUresult(CUDAAPI *PCUCTXDESTROY)(CUcontext ctx);
-
-typedef NVENCSTATUS (NVENCAPI *PNVENCODEAPIGETMAXSUPPORTEDVERSION)(uint32_t* version);
-typedef NVENCSTATUS (NVENCAPI *PNVENCODEAPICREATEINSTANCE)(NV_ENCODE_API_FUNCTION_LIST *functionList);
-
 typedef struct NvencDynLoadFunctions
 {
-#if !CONFIG_CUDA
-    void *cuda;
-#endif
-    void *nvenc;
-
-    PCUINIT cu_init;
-    PCUDEVICEGETCOUNT cu_device_get_count;
-    PCUDEVICEGET cu_device_get;
-    PCUDEVICEGETNAME cu_device_get_name;
-    PCUDEVICECOMPUTECAPABILITY cu_device_compute_capability;
-    PCUCTXCREATE cu_ctx_create;
-    PCUCTXPOPCURRENT cu_ctx_pop_current;
-    PCUCTXDESTROY cu_ctx_destroy;
+    CudaFunctions *cuda_dl;
+    NvencFunctions *nvenc_dl;
 
     NV_ENCODE_API_FUNCTION_LIST nvenc_funcs;
     int nvenc_device_count;