nvmedia_ijpd.h File Reference

Detailed Description

NVIDIA Media Interface: Image JPEG Decode Processing (IJDP)

Description: This file contains the Image JPEG Decode Processing API.

Definition in file nvmedia_ijpd.h.

Go to the source code of this file.

Data Structures
struct	NVMEDIAJPEGDecAttributes
	Holds image JPEG decoder attributes. More...
struct	NvMediaJPEGAppMarkerInfo
	Holds image JPEG decoder marker Info. More...
struct	NVMEDIAJPEGDecInfo
	Holds image JPEG decoder stream information. More...
struct	NvMediaIJPD
	Holds information for decoding a JPEG stream into an image surface. More...

Macros
#define	NVMEDIA_IJPD_VERSION_MAJOR   1
	Major version number. More...
#define	NVMEDIA_IJPD_VERSION_MINOR   6
	Minor version number. More...
#define	NVMEDIA_JPEG_DEC_ATTRIBUTE_ALPHA_VALUE
	JPEG decode set alpha. More...
#define	NVMEDIA_JPEG_DEC_ATTRIBUTE_COLOR_STANDARD
	JPEG decode set color standard. More...
#define	NVMEDIA_IJPD_RENDER_FLAG_ROTATE_0
	JPEG decode render flag rotate 0. More...
#define	NVMEDIA_IJPD_RENDER_FLAG_ROTATE_90
	JPEG decode render flag rotate 90. More...
#define	NVMEDIA_IJPD_RENDER_FLAG_ROTATE_180
	JPEG decode render flag rotate 180. More...
#define	NVMEDIA_IJPD_RENDER_FLAG_ROTATE_270
	JPEG decode render flag rotate 270. More...
#define	NVMEDIA_IJPD_RENDER_FLAG_FLIP_HORIZONTAL
	JPEG decode render flag flip horizontal. More...
#define	NVMEDIA_IJPD_RENDER_FLAG_FLIP_VERTICAL
	JPEG decode render flag flip vertical. More...
#define	NVMEDIA_MAX_JPEG_APP_MARKERS
	JPEG decode max number of app markers supported. More...

Functions
NvMediaStatus	NvMediaIJPDGetVersion (NvMediaVersion *version)
	Gets the version compatibility for the NvMedia IJPGD library. More...
NvMediaIJPD *	NvMediaIJPDCreate (const NvMediaDevice *device, uint16_t maxWidth, uint16_t maxHeight, uint32_t maxBitstreamBytes, uint8_t supportPartialAccel)
	Creates a JPEG decoder object capable of decoding a JPEG stream into an image surface. More...
void	NvMediaIJPDDestroy (NvMediaIJPD *decoder)
	Destroys an NvMedia image JPEG decoder. More...
NvMediaStatus	NvMediaIJPDResize (NvMediaIJPD *decoder, uint16_t maxWidth, uint16_t maxHeight, uint32_t maxBitstreamBytes)
	Resizes an existing image JPEG decoder. More...
NvMediaStatus	NvMediaIJPDSetAttributes (const NvMediaIJPD *decoder, uint32_t attributeMask, const void *attributes)
	Sets attributes of an existing image JPEG decoder. More...
NvMediaStatus	NvMediaIJPDGetInfo (NVMEDIAJPEGDecInfo *info, uint32_t numBitstreamBuffers, const NvMediaBitstreamBuffer *bitstreams)
	A helper function that determines whether the JPEG decoder HW engine can decode the input JPEG stream. More...
NvMediaStatus	NvMediaIJPDRender (const NvMediaIJPD *decoder, NvMediaImage *output, const NvMediaRect *srcRect, const NvMediaRect *dstRect, uint8_t downscaleLog2, uint32_t numBitstreamBuffers, const NvMediaBitstreamBuffer *bitstreams, uint32_t flags)
	Decodes a JPEG image. More...
NvMediaStatus	NvMediaIJPDRenderYUV (const NvMediaIJPD *decoder, NvMediaImage *output, uint8_t downscaleLog2, uint32_t numBitstreamBuffers, const NvMediaBitstreamBuffer *bitstreams, uint32_t flags)
	Decodes a JPEG image into YUV format. More...