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nvEncodeAPI.h
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/*
* This copyright notice applies to this header file only:
*
* Copyright (c) 2010-2018 NVIDIA Corporation
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the software, and to permit persons to whom the
* software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
/**
* \file nvEncodeAPI.h
* NVIDIA GPUs - beginning with the Kepler generation - contain a hardware-based encoder
* (referred to as NVENC) which provides fully-accelerated hardware-based video encoding.
* NvEncodeAPI provides the interface for NVIDIA video encoder (NVENC).
* \date 2011-2018
* This file contains the interface constants, structure definitions and function prototypes.
*/
#ifndef _NV_ENCODEAPI_H_
#define _NV_ENCODEAPI_H_
#include <stdlib.h>
#ifdef _WIN32
#include <windows.h>
#endif
#ifdef _MSC_VER
#ifndef _STDINT
typedef __int32 int32_t;
typedef unsigned __int32 uint32_t;
typedef __int64 int64_t;
typedef unsigned __int64 uint64_t;
typedef signed char int8_t;
typedef unsigned char uint8_t;
typedef short int16_t;
typedef unsigned short uint16_t;
#endif
#else
#include <stdint.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
/**
* \addtogroup ENCODER_STRUCTURE NvEncodeAPI Data structures
* @{
*/
#ifdef _WIN32
#define NVENCAPI __stdcall
typedef RECT NVENC_RECT;
#else
#define NVENCAPI
// =========================================================================================
#ifndef GUID
/*!
* \struct GUID
* Abstracts the GUID structure for non-windows platforms.
*/
// =========================================================================================
typedef struct
{
uint32_t Data1; /**< [in]: Specifies the first 8 hexadecimal digits of the GUID. */
uint16_t Data2; /**< [in]: Specifies the first group of 4 hexadecimal digits. */
uint16_t Data3; /**< [in]: Specifies the second group of 4 hexadecimal digits. */
uint8_t Data4[8]; /**< [in]: Array of 8 bytes. The first 2 bytes contain the third group of 4 hexadecimal digits.
The remaining 6 bytes contain the final 12 hexadecimal digits. */
} GUID;
#endif // GUID
/**
* \struct _NVENC_RECT
* Defines a Rectangle. Used in ::NV_ENC_PREPROCESS_FRAME.
*/
typedef struct _NVENC_RECT
{
uint32_t left; /**< [in]: X coordinate of the upper left corner of rectangular area to be specified. */
uint32_t top; /**< [in]: Y coordinate of the upper left corner of the rectangular area to be specified. */
uint32_t right; /**< [in]: X coordinate of the bottom right corner of the rectangular area to be specified. */
uint32_t bottom; /**< [in]: Y coordinate of the bottom right corner of the rectangular area to be specified. */
} NVENC_RECT;
#endif // _WIN32
/** @} */ /* End of GUID and NVENC_RECT structure grouping*/
typedef void* NV_ENC_INPUT_PTR; /**< NVENCODE API input buffer */
typedef void* NV_ENC_OUTPUT_PTR; /**< NVENCODE API output buffer*/
typedef void* NV_ENC_REGISTERED_PTR; /**< A Resource that has been registered with NVENCODE API*/
#define NVENCAPI_MAJOR_VERSION 8
#define NVENCAPI_MINOR_VERSION 1
#define NVENCAPI_VERSION (NVENCAPI_MAJOR_VERSION | (NVENCAPI_MINOR_VERSION << 24))
/**
* Macro to generate per-structure version for use with API.
*/
#define NVENCAPI_STRUCT_VERSION(ver) ((uint32_t)NVENCAPI_VERSION | ((ver)<<16) | (0x7 << 28))
#define NVENC_INFINITE_GOPLENGTH 0xffffffff
#define NV_MAX_SEQ_HDR_LEN (512)
// =========================================================================================
// Encode Codec GUIDS supported by the NvEncodeAPI interface.
// =========================================================================================
// {6BC82762-4E63-4ca4-AA85-1E50F321F6BF}
static const GUID NV_ENC_CODEC_H264_GUID =
{ 0x6bc82762, 0x4e63, 0x4ca4, { 0xaa, 0x85, 0x1e, 0x50, 0xf3, 0x21, 0xf6, 0xbf } };
// {790CDC88-4522-4d7b-9425-BDA9975F7603}
static const GUID NV_ENC_CODEC_HEVC_GUID =
{ 0x790cdc88, 0x4522, 0x4d7b, { 0x94, 0x25, 0xbd, 0xa9, 0x97, 0x5f, 0x76, 0x3 } };
// =========================================================================================
// * Encode Profile GUIDS supported by the NvEncodeAPI interface.
// =========================================================================================
// {BFD6F8E7-233C-4341-8B3E-4818523803F4}
static const GUID NV_ENC_CODEC_PROFILE_AUTOSELECT_GUID =
{ 0xbfd6f8e7, 0x233c, 0x4341, { 0x8b, 0x3e, 0x48, 0x18, 0x52, 0x38, 0x3, 0xf4 } };
// {0727BCAA-78C4-4c83-8C2F-EF3DFF267C6A}
static const GUID NV_ENC_H264_PROFILE_BASELINE_GUID =
{ 0x727bcaa, 0x78c4, 0x4c83, { 0x8c, 0x2f, 0xef, 0x3d, 0xff, 0x26, 0x7c, 0x6a } };
// {60B5C1D4-67FE-4790-94D5-C4726D7B6E6D}
static const GUID NV_ENC_H264_PROFILE_MAIN_GUID =
{ 0x60b5c1d4, 0x67fe, 0x4790, { 0x94, 0xd5, 0xc4, 0x72, 0x6d, 0x7b, 0x6e, 0x6d } };
// {E7CBC309-4F7A-4b89-AF2A-D537C92BE310}
static const GUID NV_ENC_H264_PROFILE_HIGH_GUID =
{ 0xe7cbc309, 0x4f7a, 0x4b89, { 0xaf, 0x2a, 0xd5, 0x37, 0xc9, 0x2b, 0xe3, 0x10 } };
// {7AC663CB-A598-4960-B844-339B261A7D52}
static const GUID NV_ENC_H264_PROFILE_HIGH_444_GUID =
{ 0x7ac663cb, 0xa598, 0x4960, { 0xb8, 0x44, 0x33, 0x9b, 0x26, 0x1a, 0x7d, 0x52 } };
// {40847BF5-33F7-4601-9084-E8FE3C1DB8B7}
static const GUID NV_ENC_H264_PROFILE_STEREO_GUID =
{ 0x40847bf5, 0x33f7, 0x4601, { 0x90, 0x84, 0xe8, 0xfe, 0x3c, 0x1d, 0xb8, 0xb7 } };
// {CE788D20-AAA9-4318-92BB-AC7E858C8D36}
static const GUID NV_ENC_H264_PROFILE_SVC_TEMPORAL_SCALABILTY =
{ 0xce788d20, 0xaaa9, 0x4318, { 0x92, 0xbb, 0xac, 0x7e, 0x85, 0x8c, 0x8d, 0x36 } };
// {B405AFAC-F32B-417B-89C4-9ABEED3E5978}
static const GUID NV_ENC_H264_PROFILE_PROGRESSIVE_HIGH_GUID =
{ 0xb405afac, 0xf32b, 0x417b, { 0x89, 0xc4, 0x9a, 0xbe, 0xed, 0x3e, 0x59, 0x78 } };
// {AEC1BD87-E85B-48f2-84C3-98BCA6285072}
static const GUID NV_ENC_H264_PROFILE_CONSTRAINED_HIGH_GUID =
{ 0xaec1bd87, 0xe85b, 0x48f2, { 0x84, 0xc3, 0x98, 0xbc, 0xa6, 0x28, 0x50, 0x72 } };
// {B514C39A-B55B-40fa-878F-F1253B4DFDEC}
static const GUID NV_ENC_HEVC_PROFILE_MAIN_GUID =
{ 0xb514c39a, 0xb55b, 0x40fa, { 0x87, 0x8f, 0xf1, 0x25, 0x3b, 0x4d, 0xfd, 0xec } };
// {fa4d2b6c-3a5b-411a-8018-0a3f5e3c9be5}
static const GUID NV_ENC_HEVC_PROFILE_MAIN10_GUID =
{ 0xfa4d2b6c, 0x3a5b, 0x411a, { 0x80, 0x18, 0x0a, 0x3f, 0x5e, 0x3c, 0x9b, 0xe5 } };
// For HEVC Main 444 8 bit and HEVC Main 444 10 bit profiles only
// {51ec32b5-1b4c-453c-9cbd-b616bd621341}
static const GUID NV_ENC_HEVC_PROFILE_FREXT_GUID =
{ 0x51ec32b5, 0x1b4c, 0x453c, { 0x9c, 0xbd, 0xb6, 0x16, 0xbd, 0x62, 0x13, 0x41 } };
// =========================================================================================
// * Preset GUIDS supported by the NvEncodeAPI interface.
// =========================================================================================
// {B2DFB705-4EBD-4C49-9B5F-24A777D3E587}
static const GUID NV_ENC_PRESET_DEFAULT_GUID =
{ 0xb2dfb705, 0x4ebd, 0x4c49, { 0x9b, 0x5f, 0x24, 0xa7, 0x77, 0xd3, 0xe5, 0x87 } };
// {60E4C59F-E846-4484-A56D-CD45BE9FDDF6}
static const GUID NV_ENC_PRESET_HP_GUID =
{ 0x60e4c59f, 0xe846, 0x4484, { 0xa5, 0x6d, 0xcd, 0x45, 0xbe, 0x9f, 0xdd, 0xf6 } };
// {34DBA71D-A77B-4B8F-9C3E-B6D5DA24C012}
static const GUID NV_ENC_PRESET_HQ_GUID =
{ 0x34dba71d, 0xa77b, 0x4b8f, { 0x9c, 0x3e, 0xb6, 0xd5, 0xda, 0x24, 0xc0, 0x12 } };
// {82E3E450-BDBB-4e40-989C-82A90DF9EF32}
static const GUID NV_ENC_PRESET_BD_GUID =
{ 0x82e3e450, 0xbdbb, 0x4e40, { 0x98, 0x9c, 0x82, 0xa9, 0xd, 0xf9, 0xef, 0x32 } };
// {49DF21C5-6DFA-4feb-9787-6ACC9EFFB726}
static const GUID NV_ENC_PRESET_LOW_LATENCY_DEFAULT_GUID =
{ 0x49df21c5, 0x6dfa, 0x4feb, { 0x97, 0x87, 0x6a, 0xcc, 0x9e, 0xff, 0xb7, 0x26 } };
// {C5F733B9-EA97-4cf9-BEC2-BF78A74FD105}
static const GUID NV_ENC_PRESET_LOW_LATENCY_HQ_GUID =
{ 0xc5f733b9, 0xea97, 0x4cf9, { 0xbe, 0xc2, 0xbf, 0x78, 0xa7, 0x4f, 0xd1, 0x5 } };
// {67082A44-4BAD-48FA-98EA-93056D150A58}
static const GUID NV_ENC_PRESET_LOW_LATENCY_HP_GUID =
{ 0x67082a44, 0x4bad, 0x48fa, { 0x98, 0xea, 0x93, 0x5, 0x6d, 0x15, 0xa, 0x58 } };
// {D5BFB716-C604-44e7-9BB8-DEA5510FC3AC}
static const GUID NV_ENC_PRESET_LOSSLESS_DEFAULT_GUID =
{ 0xd5bfb716, 0xc604, 0x44e7, { 0x9b, 0xb8, 0xde, 0xa5, 0x51, 0xf, 0xc3, 0xac } };
// {149998E7-2364-411d-82EF-179888093409}
static const GUID NV_ENC_PRESET_LOSSLESS_HP_GUID =
{ 0x149998e7, 0x2364, 0x411d, { 0x82, 0xef, 0x17, 0x98, 0x88, 0x9, 0x34, 0x9 } };
/**
* \addtogroup ENCODER_STRUCTURE NvEncodeAPI Data structures
* @{
*/
/**
* Input frame encode modes
*/
typedef enum _NV_ENC_PARAMS_FRAME_FIELD_MODE
{
NV_ENC_PARAMS_FRAME_FIELD_MODE_FRAME = 0x01, /**< Frame mode */
NV_ENC_PARAMS_FRAME_FIELD_MODE_FIELD = 0x02, /**< Field mode */
NV_ENC_PARAMS_FRAME_FIELD_MODE_MBAFF = 0x03 /**< MB adaptive frame/field */
} NV_ENC_PARAMS_FRAME_FIELD_MODE;
/**
* Rate Control Modes
*/
typedef enum _NV_ENC_PARAMS_RC_MODE
{
NV_ENC_PARAMS_RC_CONSTQP = 0x0, /**< Constant QP mode */
NV_ENC_PARAMS_RC_VBR = 0x1, /**< Variable bitrate mode */
NV_ENC_PARAMS_RC_CBR = 0x2, /**< Constant bitrate mode */
NV_ENC_PARAMS_RC_CBR_LOWDELAY_HQ = 0x8, /**< low-delay CBR, high quality */
NV_ENC_PARAMS_RC_CBR_HQ = 0x10, /**< CBR, high quality (slower) */
NV_ENC_PARAMS_RC_VBR_HQ = 0x20 /**< VBR, high quality (slower) */
} NV_ENC_PARAMS_RC_MODE;
/**
* Emphasis Levels
*/
typedef enum _NV_ENC_EMPHASIS_MAP_LEVEL
{
NV_ENC_EMPHASIS_MAP_LEVEL_0 = 0x0, /**< Emphasis Map Level 0, for zero Delta QP value */
NV_ENC_EMPHASIS_MAP_LEVEL_1 = 0x1, /**< Emphasis Map Level 1, for very low Delta QP value */
NV_ENC_EMPHASIS_MAP_LEVEL_2 = 0x2, /**< Emphasis Map Level 2, for low Delta QP value */
NV_ENC_EMPHASIS_MAP_LEVEL_3 = 0x3, /**< Emphasis Map Level 3, for medium Delta QP value */
NV_ENC_EMPHASIS_MAP_LEVEL_4 = 0x4, /**< Emphasis Map Level 4, for high Delta QP value */
NV_ENC_EMPHASIS_MAP_LEVEL_5 = 0x5 /**< Emphasis Map Level 5, for very high Delta QP value */
} NV_ENC_EMPHASIS_MAP_LEVEL;
/**
* QP MAP MODE
*/
typedef enum _NV_ENC_QP_MAP_MODE
{
NV_ENC_QP_MAP_DISABLED = 0x0, /**< Value in NV_ENC_PIC_PARAMS::qpDeltaMap have no effect. */
NV_ENC_QP_MAP_EMPHASIS = 0x1, /**< Value in NV_ENC_PIC_PARAMS::qpDeltaMap will be treated as Empasis level. Currently this is only supported for H264 */
NV_ENC_QP_MAP_DELTA = 0x2, /**< Value in NV_ENC_PIC_PARAMS::qpDeltaMap will be treated as QP delta map. */
NV_ENC_QP_MAP = 0x3, /**< Currently This is not supported. Value in NV_ENC_PIC_PARAMS::qpDeltaMap will be treated as QP value. */
} NV_ENC_QP_MAP_MODE;
#define NV_ENC_PARAMS_RC_VBR_MINQP (NV_ENC_PARAMS_RC_MODE)0x4 /**< Deprecated */
#define NV_ENC_PARAMS_RC_2_PASS_QUALITY NV_ENC_PARAMS_RC_CBR_LOWDELAY_HQ /**< Deprecated */
#define NV_ENC_PARAMS_RC_2_PASS_FRAMESIZE_CAP NV_ENC_PARAMS_RC_CBR_HQ /**< Deprecated */
#define NV_ENC_PARAMS_RC_2_PASS_VBR NV_ENC_PARAMS_RC_VBR_HQ /**< Deprecated */
#define NV_ENC_PARAMS_RC_CBR2 NV_ENC_PARAMS_RC_CBR /**< Deprecated */
/**
* Input picture structure
*/
typedef enum _NV_ENC_PIC_STRUCT
{
NV_ENC_PIC_STRUCT_FRAME = 0x01, /**< Progressive frame */
NV_ENC_PIC_STRUCT_FIELD_TOP_BOTTOM = 0x02, /**< Field encoding top field first */
NV_ENC_PIC_STRUCT_FIELD_BOTTOM_TOP = 0x03 /**< Field encoding bottom field first */
} NV_ENC_PIC_STRUCT;
/**
* Input picture type
*/
typedef enum _NV_ENC_PIC_TYPE
{
NV_ENC_PIC_TYPE_P = 0x0, /**< Forward predicted */
NV_ENC_PIC_TYPE_B = 0x01, /**< Bi-directionally predicted picture */
NV_ENC_PIC_TYPE_I = 0x02, /**< Intra predicted picture */
NV_ENC_PIC_TYPE_IDR = 0x03, /**< IDR picture */
NV_ENC_PIC_TYPE_BI = 0x04, /**< Bi-directionally predicted with only Intra MBs */
NV_ENC_PIC_TYPE_SKIPPED = 0x05, /**< Picture is skipped */
NV_ENC_PIC_TYPE_INTRA_REFRESH = 0x06, /**< First picture in intra refresh cycle */
NV_ENC_PIC_TYPE_UNKNOWN = 0xFF /**< Picture type unknown */
} NV_ENC_PIC_TYPE;
/**
* Motion vector precisions
*/
typedef enum _NV_ENC_MV_PRECISION
{
NV_ENC_MV_PRECISION_DEFAULT = 0x0, /**<Driver selects QuarterPel motion vector precision by default*/
NV_ENC_MV_PRECISION_FULL_PEL = 0x01, /**< FullPel motion vector precision */
NV_ENC_MV_PRECISION_HALF_PEL = 0x02, /**< HalfPel motion vector precision */
NV_ENC_MV_PRECISION_QUARTER_PEL = 0x03 /**< QuarterPel motion vector precision */
} NV_ENC_MV_PRECISION;
/**
* Input buffer formats
*/
typedef enum _NV_ENC_BUFFER_FORMAT
{
NV_ENC_BUFFER_FORMAT_UNDEFINED = 0x00000000, /**< Undefined buffer format */
NV_ENC_BUFFER_FORMAT_NV12 = 0x00000001, /**< Semi-Planar YUV [Y plane followed by interleaved UV plane] */
NV_ENC_BUFFER_FORMAT_YV12 = 0x00000010, /**< Planar YUV [Y plane followed by V and U planes] */
NV_ENC_BUFFER_FORMAT_IYUV = 0x00000100, /**< Planar YUV [Y plane followed by U and V planes] */
NV_ENC_BUFFER_FORMAT_YUV444 = 0x00001000, /**< Planar YUV [Y plane followed by U and V planes] */
NV_ENC_BUFFER_FORMAT_YUV420_10BIT = 0x00010000, /**< 10 bit Semi-Planar YUV [Y plane followed by interleaved UV plane]. Each pixel of size 2 bytes. Most Significant 10 bits contain pixel data. */
NV_ENC_BUFFER_FORMAT_YUV444_10BIT = 0x00100000, /**< 10 bit Planar YUV444 [Y plane followed by U and V planes]. Each pixel of size 2 bytes. Most Significant 10 bits contain pixel data. */
NV_ENC_BUFFER_FORMAT_ARGB = 0x01000000, /**< 8 bit Packed A8R8G8B8. This is a word-ordered format
where a pixel is represented by a 32-bit word with B
in the lowest 8 bits, G in the next 8 bits, R in the
8 bits after that and A in the highest 8 bits. */
NV_ENC_BUFFER_FORMAT_ARGB10 = 0x02000000, /**< 10 bit Packed A2R10G10B10. This is a word-ordered format
where a pixel is represented by a 32-bit word with B
in the lowest 10 bits, G in the next 10 bits, R in the
10 bits after that and A in the highest 2 bits. */
NV_ENC_BUFFER_FORMAT_AYUV = 0x04000000, /**< 8 bit Packed A8Y8U8V8. This is a word-ordered format
where a pixel is represented by a 32-bit word with V
in the lowest 8 bits, U in the next 8 bits, Y in the
8 bits after that and A in the highest 8 bits. */
NV_ENC_BUFFER_FORMAT_ABGR = 0x10000000, /**< 8 bit Packed A8B8G8R8. This is a word-ordered format
where a pixel is represented by a 32-bit word with R
in the lowest 8 bits, G in the next 8 bits, B in the
8 bits after that and A in the highest 8 bits. */
NV_ENC_BUFFER_FORMAT_ABGR10 = 0x20000000, /**< 10 bit Packed A2B10G10R10. This is a word-ordered format
where a pixel is represented by a 32-bit word with R
in the lowest 10 bits, G in the next 10 bits, B in the
10 bits after that and A in the highest 2 bits. */
} NV_ENC_BUFFER_FORMAT;
#define NV_ENC_BUFFER_FORMAT_NV12_PL NV_ENC_BUFFER_FORMAT_NV12
#define NV_ENC_BUFFER_FORMAT_YV12_PL NV_ENC_BUFFER_FORMAT_YV12
#define NV_ENC_BUFFER_FORMAT_IYUV_PL NV_ENC_BUFFER_FORMAT_IYUV
#define NV_ENC_BUFFER_FORMAT_YUV444_PL NV_ENC_BUFFER_FORMAT_YUV444
/**
* Encoding levels
*/
typedef enum _NV_ENC_LEVEL
{
NV_ENC_LEVEL_AUTOSELECT = 0,
NV_ENC_LEVEL_H264_1 = 10,
NV_ENC_LEVEL_H264_1b = 9,
NV_ENC_LEVEL_H264_11 = 11,
NV_ENC_LEVEL_H264_12 = 12,
NV_ENC_LEVEL_H264_13 = 13,
NV_ENC_LEVEL_H264_2 = 20,
NV_ENC_LEVEL_H264_21 = 21,
NV_ENC_LEVEL_H264_22 = 22,
NV_ENC_LEVEL_H264_3 = 30,
NV_ENC_LEVEL_H264_31 = 31,
NV_ENC_LEVEL_H264_32 = 32,
NV_ENC_LEVEL_H264_4 = 40,
NV_ENC_LEVEL_H264_41 = 41,
NV_ENC_LEVEL_H264_42 = 42,
NV_ENC_LEVEL_H264_5 = 50,
NV_ENC_LEVEL_H264_51 = 51,
NV_ENC_LEVEL_H264_52 = 52,
NV_ENC_LEVEL_HEVC_1 = 30,
NV_ENC_LEVEL_HEVC_2 = 60,
NV_ENC_LEVEL_HEVC_21 = 63,
NV_ENC_LEVEL_HEVC_3 = 90,
NV_ENC_LEVEL_HEVC_31 = 93,
NV_ENC_LEVEL_HEVC_4 = 120,
NV_ENC_LEVEL_HEVC_41 = 123,
NV_ENC_LEVEL_HEVC_5 = 150,
NV_ENC_LEVEL_HEVC_51 = 153,
NV_ENC_LEVEL_HEVC_52 = 156,
NV_ENC_LEVEL_HEVC_6 = 180,
NV_ENC_LEVEL_HEVC_61 = 183,
NV_ENC_LEVEL_HEVC_62 = 186,
NV_ENC_TIER_HEVC_MAIN = 0,
NV_ENC_TIER_HEVC_HIGH = 1
} NV_ENC_LEVEL;
/**
* Error Codes
*/
typedef enum _NVENCSTATUS
{
/**
* This indicates that API call returned with no errors.
*/
NV_ENC_SUCCESS,
/**
* This indicates that no encode capable devices were detected.
*/
NV_ENC_ERR_NO_ENCODE_DEVICE,
/**
* This indicates that devices pass by the client is not supported.
*/
NV_ENC_ERR_UNSUPPORTED_DEVICE,
/**
* This indicates that the encoder device supplied by the client is not
* valid.
*/
NV_ENC_ERR_INVALID_ENCODERDEVICE,
/**
* This indicates that device passed to the API call is invalid.
*/
NV_ENC_ERR_INVALID_DEVICE,
/**
* This indicates that device passed to the API call is no longer available and
* needs to be reinitialized. The clients need to destroy the current encoder
* session by freeing the allocated input output buffers and destroying the device
* and create a new encoding session.
*/
NV_ENC_ERR_DEVICE_NOT_EXIST,
/**
* This indicates that one or more of the pointers passed to the API call
* is invalid.
*/
NV_ENC_ERR_INVALID_PTR,
/**
* This indicates that completion event passed in ::NvEncEncodePicture() call
* is invalid.
*/
NV_ENC_ERR_INVALID_EVENT,
/**
* This indicates that one or more of the parameter passed to the API call
* is invalid.
*/
NV_ENC_ERR_INVALID_PARAM,
/**
* This indicates that an API call was made in wrong sequence/order.
*/
NV_ENC_ERR_INVALID_CALL,
/**
* This indicates that the API call failed because it was unable to allocate
* enough memory to perform the requested operation.
*/
NV_ENC_ERR_OUT_OF_MEMORY,
/**
* This indicates that the encoder has not been initialized with
* ::NvEncInitializeEncoder() or that initialization has failed.
* The client cannot allocate input or output buffers or do any encoding
* related operation before successfully initializing the encoder.
*/
NV_ENC_ERR_ENCODER_NOT_INITIALIZED,
/**
* This indicates that an unsupported parameter was passed by the client.
*/
NV_ENC_ERR_UNSUPPORTED_PARAM,
/**
* This indicates that the ::NvEncLockBitstream() failed to lock the output
* buffer. This happens when the client makes a non blocking lock call to
* access the output bitstream by passing NV_ENC_LOCK_BITSTREAM::doNotWait flag.
* This is not a fatal error and client should retry the same operation after
* few milliseconds.
*/
NV_ENC_ERR_LOCK_BUSY,
/**
* This indicates that the size of the user buffer passed by the client is
* insufficient for the requested operation.
*/
NV_ENC_ERR_NOT_ENOUGH_BUFFER,
/**
* This indicates that an invalid struct version was used by the client.
*/
NV_ENC_ERR_INVALID_VERSION,
/**
* This indicates that ::NvEncMapInputResource() API failed to map the client
* provided input resource.
*/
NV_ENC_ERR_MAP_FAILED,
/**
* This indicates encode driver requires more input buffers to produce an output
* bitstream. If this error is returned from ::NvEncEncodePicture() API, this
* is not a fatal error. If the client is encoding with B frames then,
* ::NvEncEncodePicture() API might be buffering the input frame for re-ordering.
*
* A client operating in synchronous mode cannot call ::NvEncLockBitstream()
* API on the output bitstream buffer if ::NvEncEncodePicture() returned the
* ::NV_ENC_ERR_NEED_MORE_INPUT error code.
* The client must continue providing input frames until encode driver returns
* ::NV_ENC_SUCCESS. After receiving ::NV_ENC_SUCCESS status the client can call
* ::NvEncLockBitstream() API on the output buffers in the same order in which
* it has called ::NvEncEncodePicture().
*/
NV_ENC_ERR_NEED_MORE_INPUT,
/**
* This indicates that the HW encoder is busy encoding and is unable to encode
* the input. The client should call ::NvEncEncodePicture() again after few
* milliseconds.
*/
NV_ENC_ERR_ENCODER_BUSY,
/**
* This indicates that the completion event passed in ::NvEncEncodePicture()
* API has not been registered with encoder driver using ::NvEncRegisterAsyncEvent().
*/
NV_ENC_ERR_EVENT_NOT_REGISTERD,
/**
* This indicates that an unknown internal error has occurred.
*/
NV_ENC_ERR_GENERIC,
/**
* This indicates that the client is attempting to use a feature
* that is not available for the license type for the current system.
*/
NV_ENC_ERR_INCOMPATIBLE_CLIENT_KEY,
/**
* This indicates that the client is attempting to use a feature
* that is not implemented for the current version.
*/
NV_ENC_ERR_UNIMPLEMENTED,
/**
* This indicates that the ::NvEncRegisterResource API failed to register the resource.
*/
NV_ENC_ERR_RESOURCE_REGISTER_FAILED,
/**
* This indicates that the client is attempting to unregister a resource
* that has not been successfully registered.
*/
NV_ENC_ERR_RESOURCE_NOT_REGISTERED,
/**
* This indicates that the client is attempting to unmap a resource
* that has not been successfully mapped.
*/
NV_ENC_ERR_RESOURCE_NOT_MAPPED,
} NVENCSTATUS;
/**
* Encode Picture encode flags.
*/
typedef enum _NV_ENC_PIC_FLAGS
{
NV_ENC_PIC_FLAG_FORCEINTRA = 0x1, /**< Encode the current picture as an Intra picture */
NV_ENC_PIC_FLAG_FORCEIDR = 0x2, /**< Encode the current picture as an IDR picture.
This flag is only valid when Picture type decision is taken by the Encoder
[_NV_ENC_INITIALIZE_PARAMS::enablePTD == 1]. */
NV_ENC_PIC_FLAG_OUTPUT_SPSPPS = 0x4, /**< Write the sequence and picture header in encoded bitstream of the current picture */
NV_ENC_PIC_FLAG_EOS = 0x8, /**< Indicates end of the input stream */
} NV_ENC_PIC_FLAGS;
/**
* Memory heap to allocate input and output buffers.
*/
typedef enum _NV_ENC_MEMORY_HEAP
{
NV_ENC_MEMORY_HEAP_AUTOSELECT = 0, /**< Memory heap to be decided by the encoder driver based on the usage */
NV_ENC_MEMORY_HEAP_VID = 1, /**< Memory heap is in local video memory */
NV_ENC_MEMORY_HEAP_SYSMEM_CACHED = 2, /**< Memory heap is in cached system memory */
NV_ENC_MEMORY_HEAP_SYSMEM_UNCACHED = 3 /**< Memory heap is in uncached system memory */
} NV_ENC_MEMORY_HEAP;
/**
* B-frame used as reference modes
*/
typedef enum _NV_ENC_BFRAME_REF_MODE
{
NV_ENC_BFRAME_REF_MODE_DISABLED = 0x0, /**< B frame is not used for reference */
NV_ENC_BFRAME_REF_MODE_EACH = 0x1, /**< Each B-frame will be used for reference. currently not supported */
NV_ENC_BFRAME_REF_MODE_MIDDLE = 0x2, /**< Only(Number of B-frame)/2 th B-frame will be used for reference */
} NV_ENC_BFRAME_REF_MODE;
/**
* H.264 entropy coding modes.
*/
typedef enum _NV_ENC_H264_ENTROPY_CODING_MODE
{
NV_ENC_H264_ENTROPY_CODING_MODE_AUTOSELECT = 0x0, /**< Entropy coding mode is auto selected by the encoder driver */
NV_ENC_H264_ENTROPY_CODING_MODE_CABAC = 0x1, /**< Entropy coding mode is CABAC */
NV_ENC_H264_ENTROPY_CODING_MODE_CAVLC = 0x2 /**< Entropy coding mode is CAVLC */
} NV_ENC_H264_ENTROPY_CODING_MODE;
/**
* H.264 specific Bdirect modes
*/
typedef enum _NV_ENC_H264_BDIRECT_MODE
{
NV_ENC_H264_BDIRECT_MODE_AUTOSELECT = 0x0, /**< BDirect mode is auto selected by the encoder driver */
NV_ENC_H264_BDIRECT_MODE_DISABLE = 0x1, /**< Disable BDirect mode */
NV_ENC_H264_BDIRECT_MODE_TEMPORAL = 0x2, /**< Temporal BDirect mode */
NV_ENC_H264_BDIRECT_MODE_SPATIAL = 0x3 /**< Spatial BDirect mode */
} NV_ENC_H264_BDIRECT_MODE;
/**
* H.264 specific FMO usage
*/
typedef enum _NV_ENC_H264_FMO_MODE
{
NV_ENC_H264_FMO_AUTOSELECT = 0x0, /**< FMO usage is auto selected by the encoder driver */
NV_ENC_H264_FMO_ENABLE = 0x1, /**< Enable FMO */
NV_ENC_H264_FMO_DISABLE = 0x2, /**< Disble FMO */
} NV_ENC_H264_FMO_MODE;
/**
* H.264 specific Adaptive Transform modes
*/
typedef enum _NV_ENC_H264_ADAPTIVE_TRANSFORM_MODE
{
NV_ENC_H264_ADAPTIVE_TRANSFORM_AUTOSELECT = 0x0, /**< Adaptive Transform 8x8 mode is auto selected by the encoder driver*/
NV_ENC_H264_ADAPTIVE_TRANSFORM_DISABLE = 0x1, /**< Adaptive Transform 8x8 mode disabled */
NV_ENC_H264_ADAPTIVE_TRANSFORM_ENABLE = 0x2, /**< Adaptive Transform 8x8 mode should be used */
} NV_ENC_H264_ADAPTIVE_TRANSFORM_MODE;
/**
* Stereo frame packing modes.
*/
typedef enum _NV_ENC_STEREO_PACKING_MODE
{
NV_ENC_STEREO_PACKING_MODE_NONE = 0x0, /**< No Stereo packing required */
NV_ENC_STEREO_PACKING_MODE_CHECKERBOARD = 0x1, /**< Checkerboard mode for packing stereo frames */
NV_ENC_STEREO_PACKING_MODE_COLINTERLEAVE = 0x2, /**< Column Interleave mode for packing stereo frames */
NV_ENC_STEREO_PACKING_MODE_ROWINTERLEAVE = 0x3, /**< Row Interleave mode for packing stereo frames */
NV_ENC_STEREO_PACKING_MODE_SIDEBYSIDE = 0x4, /**< Side-by-side mode for packing stereo frames */
NV_ENC_STEREO_PACKING_MODE_TOPBOTTOM = 0x5, /**< Top-Bottom mode for packing stereo frames */
NV_ENC_STEREO_PACKING_MODE_FRAMESEQ = 0x6 /**< Frame Sequential mode for packing stereo frames */
} NV_ENC_STEREO_PACKING_MODE;
/**
* Input Resource type
*/
typedef enum _NV_ENC_INPUT_RESOURCE_TYPE
{
NV_ENC_INPUT_RESOURCE_TYPE_DIRECTX = 0x0, /**< input resource type is a directx9 surface*/
NV_ENC_INPUT_RESOURCE_TYPE_CUDADEVICEPTR = 0x1, /**< input resource type is a cuda device pointer surface*/
NV_ENC_INPUT_RESOURCE_TYPE_CUDAARRAY = 0x2, /**< input resource type is a cuda array surface */
NV_ENC_INPUT_RESOURCE_TYPE_OPENGL_TEX = 0x3 /**< input resource type is an OpenGL texture */
} NV_ENC_INPUT_RESOURCE_TYPE;
/**
* Encoder Device type
*/
typedef enum _NV_ENC_DEVICE_TYPE
{
NV_ENC_DEVICE_TYPE_DIRECTX = 0x0, /**< encode device type is a directx9 device */
NV_ENC_DEVICE_TYPE_CUDA = 0x1, /**< encode device type is a cuda device */
NV_ENC_DEVICE_TYPE_OPENGL = 0x2 /**< encode device type is an OpenGL device.
Use of this device type is supported only on Linux */
} NV_ENC_DEVICE_TYPE;
/**
* Encoder capabilities enumeration.
*/
typedef enum _NV_ENC_CAPS
{
/**
* Maximum number of B-Frames supported.
*/
NV_ENC_CAPS_NUM_MAX_BFRAMES,
/**
* Rate control modes supported.
* \n The API return value is a bitmask of the values in NV_ENC_PARAMS_RC_MODE.
*/
NV_ENC_CAPS_SUPPORTED_RATECONTROL_MODES,
/**
* Indicates HW support for field mode encoding.
* \n 0 : Interlaced mode encoding is not supported.
* \n 1 : Interlaced field mode encoding is supported.
* \n 2 : Interlaced frame encoding and field mode encoding are both supported.
*/
NV_ENC_CAPS_SUPPORT_FIELD_ENCODING,
/**
* Indicates HW support for monochrome mode encoding.
* \n 0 : Monochrome mode not supported.
* \n 1 : Monochrome mode supported.
*/
NV_ENC_CAPS_SUPPORT_MONOCHROME,
/**
* Indicates HW support for FMO.
* \n 0 : FMO not supported.
* \n 1 : FMO supported.
*/
NV_ENC_CAPS_SUPPORT_FMO,
/**
* Indicates HW capability for Quarter pel motion estimation.
* \n 0 : QuarterPel Motion Estimation not supported.
* \n 1 : QuarterPel Motion Estimation supported.
*/
NV_ENC_CAPS_SUPPORT_QPELMV,
/**
* H.264 specific. Indicates HW support for BDirect modes.
* \n 0 : BDirect mode encoding not supported.
* \n 1 : BDirect mode encoding supported.
*/
NV_ENC_CAPS_SUPPORT_BDIRECT_MODE,
/**
* H264 specific. Indicates HW support for CABAC entropy coding mode.
* \n 0 : CABAC entropy coding not supported.
* \n 1 : CABAC entropy coding supported.
*/
NV_ENC_CAPS_SUPPORT_CABAC,
/**
* Indicates HW support for Adaptive Transform.
* \n 0 : Adaptive Transform not supported.
* \n 1 : Adaptive Transform supported.
*/
NV_ENC_CAPS_SUPPORT_ADAPTIVE_TRANSFORM,
/**
* Reserved enum field.
*/
NV_ENC_CAPS_SUPPORT_RESERVED,
/**
* Indicates HW support for encoding Temporal layers.
* \n 0 : Encoding Temporal layers not supported.
* \n 1 : Encoding Temporal layers supported.
*/
NV_ENC_CAPS_NUM_MAX_TEMPORAL_LAYERS,
/**
* Indicates HW support for Hierarchical P frames.
* \n 0 : Hierarchical P frames not supported.
* \n 1 : Hierarchical P frames supported.
*/
NV_ENC_CAPS_SUPPORT_HIERARCHICAL_PFRAMES,
/**
* Indicates HW support for Hierarchical B frames.
* \n 0 : Hierarchical B frames not supported.
* \n 1 : Hierarchical B frames supported.
*/
NV_ENC_CAPS_SUPPORT_HIERARCHICAL_BFRAMES,
/**
* Maximum Encoding level supported (See ::NV_ENC_LEVEL for details).
*/
NV_ENC_CAPS_LEVEL_MAX,
/**
* Minimum Encoding level supported (See ::NV_ENC_LEVEL for details).
*/
NV_ENC_CAPS_LEVEL_MIN,
/**
* Indicates HW support for separate colour plane encoding.
* \n 0 : Separate colour plane encoding not supported.
* \n 1 : Separate colour plane encoding supported.
*/
NV_ENC_CAPS_SEPARATE_COLOUR_PLANE,
/**
* Maximum output width supported.
*/
NV_ENC_CAPS_WIDTH_MAX,
/**
* Maximum output height supported.
*/
NV_ENC_CAPS_HEIGHT_MAX,
/**
* Indicates Temporal Scalability Support.
* \n 0 : Temporal SVC encoding not supported.
* \n 1 : Temporal SVC encoding supported.
*/
NV_ENC_CAPS_SUPPORT_TEMPORAL_SVC,
/**
* Indicates Dynamic Encode Resolution Change Support.
* Support added from NvEncodeAPI version 2.0.
* \n 0 : Dynamic Encode Resolution Change not supported.
* \n 1 : Dynamic Encode Resolution Change supported.
*/
NV_ENC_CAPS_SUPPORT_DYN_RES_CHANGE,
/**
* Indicates Dynamic Encode Bitrate Change Support.
* Support added from NvEncodeAPI version 2.0.
* \n 0 : Dynamic Encode bitrate change not supported.
* \n 1 : Dynamic Encode bitrate change supported.
*/
NV_ENC_CAPS_SUPPORT_DYN_BITRATE_CHANGE,
/**
* Indicates Forcing Constant QP On The Fly Support.
* Support added from NvEncodeAPI version 2.0.
* \n 0 : Forcing constant QP on the fly not supported.
* \n 1 : Forcing constant QP on the fly supported.
*/
NV_ENC_CAPS_SUPPORT_DYN_FORCE_CONSTQP,
/**
* Indicates Dynamic rate control mode Change Support.
* \n 0 : Dynamic rate control mode change not supported.
* \n 1 : Dynamic rate control mode change supported.
*/
NV_ENC_CAPS_SUPPORT_DYN_RCMODE_CHANGE,
/**
* Indicates Subframe readback support for slice-based encoding.
* \n 0 : Subframe readback not supported.
* \n 1 : Subframe readback supported.
*/
NV_ENC_CAPS_SUPPORT_SUBFRAME_READBACK,
/**
* Indicates Constrained Encoding mode support.
* Support added from NvEncodeAPI version 2.0.
* \n 0 : Constrained encoding mode not supported.
* \n 1 : Constarined encoding mode supported.
* If this mode is supported client can enable this during initialisation.
* Client can then force a picture to be coded as constrained picture where
* each slice in a constrained picture will have constrained_intra_pred_flag set to 1
* and disable_deblocking_filter_idc will be set to 2 and prediction vectors for inter
* macroblocks in each slice will be restricted to the slice region.
*/
NV_ENC_CAPS_SUPPORT_CONSTRAINED_ENCODING,
/**
* Indicates Intra Refresh Mode Support.
* Support added from NvEncodeAPI version 2.0.
* \n 0 : Intra Refresh Mode not supported.
* \n 1 : Intra Refresh Mode supported.
*/
NV_ENC_CAPS_SUPPORT_INTRA_REFRESH,
/**
* Indicates Custom VBV Bufer Size support. It can be used for capping frame size.
* Support added from NvEncodeAPI version 2.0.
* \n 0 : Custom VBV buffer size specification from client, not supported.
* \n 1 : Custom VBV buffer size specification from client, supported.
*/
NV_ENC_CAPS_SUPPORT_CUSTOM_VBV_BUF_SIZE,
/**
* Indicates Dynamic Slice Mode Support.
* Support added from NvEncodeAPI version 2.0.
* \n 0 : Dynamic Slice Mode not supported.
* \n 1 : Dynamic Slice Mode supported.
*/
NV_ENC_CAPS_SUPPORT_DYNAMIC_SLICE_MODE,
/**
* Indicates Reference Picture Invalidation Support.
* Support added from NvEncodeAPI version 2.0.
* \n 0 : Reference Picture Invalidation not supported.
* \n 1 : Reference Picture Invalidation supported.
*/
NV_ENC_CAPS_SUPPORT_REF_PIC_INVALIDATION,
/**
* Indicates support for PreProcessing.
* The API return value is a bitmask of the values defined in ::NV_ENC_PREPROC_FLAGS
*/
NV_ENC_CAPS_PREPROC_SUPPORT,
/**
* Indicates support Async mode.
* \n 0 : Async Encode mode not supported.
* \n 1 : Async Encode mode supported.
*/
NV_ENC_CAPS_ASYNC_ENCODE_SUPPORT,
/**
* Maximum MBs per frame supported.
*/
NV_ENC_CAPS_MB_NUM_MAX,
/**
* Maximum aggregate throughput in MBs per sec.
*/
NV_ENC_CAPS_MB_PER_SEC_MAX,
/**
* Indicates HW support for YUV444 mode encoding.
* \n 0 : YUV444 mode encoding not supported.
* \n 1 : YUV444 mode encoding supported.
*/
NV_ENC_CAPS_SUPPORT_YUV444_ENCODE,
/**
* Indicates HW support for lossless encoding.
* \n 0 : lossless encoding not supported.
* \n 1 : lossless encoding supported.
*/
NV_ENC_CAPS_SUPPORT_LOSSLESS_ENCODE,
/**
* Indicates HW support for Sample Adaptive Offset.
* \n 0 : SAO not supported.
* \n 1 : SAO encoding supported.
*/
NV_ENC_CAPS_SUPPORT_SAO,
/**
* Indicates HW support for MEOnly Mode.
* \n 0 : MEOnly Mode not supported.
* \n 1 : MEOnly Mode supported for I and P frames.
* \n 2 : MEOnly Mode supported for I, P and B frames.
*/
NV_ENC_CAPS_SUPPORT_MEONLY_MODE,
/**
* Indicates HW support for lookahead encoding (enableLookahead=1).
* \n 0 : Lookahead not supported.
* \n 1 : Lookahead supported.
*/
NV_ENC_CAPS_SUPPORT_LOOKAHEAD,
/**
* Indicates HW support for temporal AQ encoding (enableTemporalAQ=1).
* \n 0 : Temporal AQ not supported.
* \n 1 : Temporal AQ supported.
*/
NV_ENC_CAPS_SUPPORT_TEMPORAL_AQ,
/**
* Indicates HW support for 10 bit encoding.
* \n 0 : 10 bit encoding not supported.
* \n 1 : 10 bit encoding supported.
*/
NV_ENC_CAPS_SUPPORT_10BIT_ENCODE,
/**
* Maximum number of Long Term Reference frames supported
*/
NV_ENC_CAPS_NUM_MAX_LTR_FRAMES,
/**
* Indicates HW support for Weighted Predicition.
* \n 0 : Weighted Predicition not supported.
* \n 1 : Weighted Predicition supported.
*/
NV_ENC_CAPS_SUPPORT_WEIGHTED_PREDICTION,
/**
* On managed (vGPU) platforms (Windows only), this API, in conjunction with other GRID Management APIs, can be used
* to estimate the residual capacity of the hardware encoder on the GPU as a percentage of the total available encoder capacity.
* This API can be called at any time; i.e. during the encode session or before opening the encode session.
* If the available encoder capacity is returned as zero, applications may choose to switch to software encoding
* and continue to call this API (e.g. polling once per second) until capacity becomes available.
*
* On baremetal (non-virtualized GPU) and linux platforms, this API always returns 100.
*/
NV_ENC_CAPS_DYNAMIC_QUERY_ENCODER_CAPACITY,
/**
* Indicates B as refererence support.