Function nvcvImageWrapDataConstruct

• Defined in File Image.h

Function Documentation

NVCVStatus nvcvImageWrapDataConstruct(const NVCVImageData *data, NVCVImageDataCleanupFunc cleanup, void *ctxCleanup, NVCVImageHandle *handle)

Wraps an existing image buffer into an NVCV image instance constructed in given storage

It allows for interoperation of external image representations with NVCV. The created image type is NVCV_TYPE_IMAGE_WRAPDATA .

Parameters:

• data – [in] Image contents.

  • Must not be NULL

  • Buffer type must not be NVCV_IMAGE_BUFFER_NONE.

  • Image dimensions must be >= 1x1

• cleanup – [in] Cleanup function to be called when the image is destroyed via nvcvImageDecRef If NULL, no cleanup function is defined.

• ctxCleanup – [in] Pointer to be passed unchanged to the cleanup function, if defined.

• handle – [out] Where the image instance handle will be written to.

  • Must not be NULL.

Return values:

• NVCV_ERROR_INVALID_ARGUMENT – Some parameter is outside valid range.

• NVCV_ERROR_OUT_OF_MEMORY – Not enough memory to create the image.

• NVCV_SUCCESS – Operation executed successfully.