nvmedia_image_pyramid.h File Reference

Detailed Description

NVIDIA Media Interface: Image Pyramid Processing

Description: This file contains the Image Pyramid Processing API.

Definition in file nvmedia_image_pyramid.h.

Go to the source code of this file.

Macros
#define	NVMEDIA_IMAGE_PYRAMID_VERSION_MAJOR   1
	Major Version number. More...
#define	NVMEDIA_IMAGE_PYRAMID_VERSION_MINOR   0
	Minor Version number. More...
#define	MAX_PYRAMID_LEVELS   (10)
	Max allowed levels in a pyramid. More...

Typedefs
typedef struct NvMediaImagePyramid	NvMediaImagePyramid
	A handle representing image pyramid objects. More...

Functions
NvMediaImagePyramid *	NvMediaImagePyramidCreate (NvMediaDevice *device, NvMediaSurfaceType type, NvMediaSurfAllocAttr *attrs, uint32_t numLevels, float scale, uint32_t numAttrs, uint32_t flags)
	Allocates an image pyramid. More...
void	NvMediaImagePyramidDestroy (NvMediaImagePyramid *pyramid)
	Destroys an image pyramid that NvMediaImagePyramidCreate() created. More...
NvMediaStatus	NvMediaImagePyramidLock (NvMediaImagePyramid *pyramid, uint32_t lockAccessType, NvMediaImageSurfaceMap *surfaceMap)
	Locks an image pyramid and returns the associated mapped pointers pointing to the image pyramid surface data. More...
void	NvMediaImagePyramidUnlock (NvMediaImagePyramid *pyramid)
	Unlocks an image pyramid. More...
NvMediaStatus	NvMediaImagePyramidGetStatus (NvMediaImagePyramid *pyramid, uint32_t millisecondWait, NvMediaTaskStatus *status)
	Gets status of the current/last operation for the image pyramid, and optionally waits for operation to complete/timeout. More...
NvMediaImage *	NvMediaImagePyramidGetImageForLevel (NvMediaImagePyramid *pyramid, uint32_t level)
	Returns NvMediaImage pointer of image for a level. More...
uint32_t	NvMediaImagePyramidGetNumLevels (NvMediaImagePyramid *pyramid)
	Returns number of levels in the pyramid. More...
float	NvMediaImagePyramidGetScale (NvMediaImagePyramid *pyramid)
	Returns scale factor of the pyramid. More...