nvmedia_viddec.h File Reference

Detailed Description

NVIDIA Media Interface: NvMedia Video Decode Processing API

This file contains the Video Decode Processing API.

Definition in file nvmedia_viddec.h.

Go to the source code of this file.

Data Structures
struct	NvMediaVideoDecodeFrameStatus
	To Get the decoding status from HW decoder. More...
struct	NvMediaMotionVectorMB_Metadata
	Per Macroblock header information. More...
struct	NvMediaMotionVectorFrameMetaData
	Motion vector array to get the required current frame stats. More...
struct	NvMediaVideoDecodeStats
	Frame stats structure to get get ring entry idx and motion vector dump. More...
struct	NvMediaVideoDecoder
	A handle representing a video decoder object. More...

Macros
#define	NVMEDIA_VIDEODEC_VERSION_MAJOR   1
	Major Version number. More...
#define	NVMEDIA_VIDEODEC_VERSION_MINOR   6
	Minor Version number. More...
#define	NVMEDIA_VIDEO_DECODER_10BIT_DECODE
	Defines 10-bit decode. More...
#define	NVMEDIA_VIDEO_DECODER_PIXEL_REC_2020
	Rec_2020 color format for the decoded surface. More...
#define	NVMEDIA_VIDEO_DECODER_OUTPUT_16BIT_SURFACES
	Use 16 bit surfaces if contents is higher than 8 bit. More...
#define	NVMEDIA_VIDEO_DECODER_ENABLE_AES
	Create decoder for encrypted content decoding. More...
#define	NVMEDIA_VIDEO_DECODER_NV24_OUTPUT
	Create decoder to output in NV24 format. More...
#define	NVMEDIA_VIDEO_DECODER_PROFILING
	Enable decoder profiling support. More...
#define	NVMEDIA_VIDEO_DECODER_DUMP_MV
	Enable decoder motion vector dump. More...

Enumerations
enum	NvMediaMacroBlockType {   NVMEDIA_MBTYPE_B,   NVMEDIA_MBTYPE_P_FORWARD,   NVMEDIA_MBTYPE_P_BACKWARD,   NVMEDIA_MBTYPE_I }
	Macroblock types. More...
enum	NvMedia_MB_Type_enum {   NVMEDIA_SKIP,   NVMEDIA_P,   NVMEDIA_B,   NVMEDIA_I,   NVMEDIA_UNKNOWN_TYPE }
	MB types. More...
enum	NvMedia_MB_Part_enum {   NVMEDIA_PART_16x16,   NVMEDIA_PART_16x8,   NVMEDIA_PART_8x16,   NVMEDIA_PART_8x8,   NVMEDIA_UNKNOWN_PART }
	MB part. More...

Functions
NvMediaStatus	NvMediaVideoDecoderGetVersion (NvMediaVersion *version)
	Gets the version information for the NvMedia Video Decoder library. More...
NvMediaVideoDecoder *	NvMediaVideoDecoderCreateEx (NvMediaDevice *device, NvMediaVideoCodec codec, uint16_t width, uint16_t height, uint16_t maxReferences, uint64_t maxBitstreamSize, uint8_t inputBuffering, uint32_t flags, NvMediaDecoderInstanceId instanceId)
	Creates a video decoder object. More...
void	NvMediaVideoDecoderDestroy (NvMediaVideoDecoder *decoder)
	Destroys a video decoder object. More...
NvMediaStatus	NvMediaVideoDecoderRenderEx (NvMediaVideoDecoder *decoder, NvMediaVideoSurface *target, NvMediaPictureInfo *pictureInfo, void *encryptParams, uint32_t numBitstreamBuffers, const NvMediaBitstreamBuffer *bitstreams, NvMediaVideoDecodeStats *FrameStatsDump, NvMediaDecoderInstanceId instanceId)
	Decodes a compressed field/frame and render the result into a NvMediaVideoSurface. More...
NvMediaStatus	NvMediaVideoDecoderSliceDecode (NvMediaVideoDecoder *decoder, NvMediaVideoSurface *target, NvMediaSliceDecodeData *sliceDecData)
	This function is intended for use in low-latency decode mode. More...
NvMediaStatus	NvMediaVideoDecoderGetFrameDecodeStatus (NvMediaVideoDecoder *decoder, uint32_t ringEntryIdx, NvMediaVideoDecodeFrameStatus *FrameStatus)
	Retrieves the HW decode status available. More...
NvMediaStatus	NvMediaVideoDecoderGetBackwardUpdates (NvMediaVideoDecoder *decoder, void *backupdates)
	NvMediaVideoDecoder get backward updates counters for VP9 adaptive entropy contexts. More...