VPI - Vision Programming Interface

4.1 Release

CUDAInterop.h
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49 
56 #ifndef NV_VPI_CUDAINTEROP_H
57 #define NV_VPI_CUDAINTEROP_H
58 
59 #include "Export.h"
60 #include "Status.h"
61 #include "Stream.h"
62 #include "Types.h"
63 #include "Version.h"
64 
65 #include <cuda.h>
66 #include <cuda_runtime.h>
67 #include <stdint.h>
68 
69 #ifdef __cplusplus
70 extern "C" {
71 #endif
72 
93 typedef void (*VPICUDAHostFunction)(cudaStream_t cudaStream, void *userData);
94 
119 VPI_PUBLIC VPIStatus vpiSubmitCUDAHostFunction(VPIStream stream, VPICUDAHostFunction hostFunc, void *userData);
120 
162 VPI_PUBLIC VPIStatus vpiStreamCreateWrapperCUDA(CUstream cudaStream, uint64_t flags, VPIStream *stream);
163 
164 #ifdef __cplusplus
165 }
166 #endif
167 
168 #endif /* NV_VPI_CUDAINTEROP_H */
Declaration of VPI status codes handling functions.
Declares functions dealing with VPI streams.
Defines all types needed for programming with VPI.
Functions and structures for handling VPI library version.
void(* VPICUDAHostFunction)(cudaStream_t cudaStream, void *userData)
Pointer to a CUDA host function invoked with the stream's CUDA stream.
Definition: CUDAInterop.h:93
VPIStatus vpiSubmitCUDAHostFunction(VPIStream stream, VPICUDAHostFunction hostFunc, void *userData)
Submits a CUDA host function to run on the stream in submission order.
VPIStatus
Status codes.
Definition: Status.h:81
struct VPIStreamImpl * VPIStream
A handle to a stream.
Definition: Types.h:248
VPIStatus vpiStreamCreateWrapperCUDA(CUstream cudaStream, uint64_t flags, VPIStream *stream)
Wraps an existing cudaStream_t into a VPI stream.