mirror of
https://github.com/FFmpeg/FFmpeg.git
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302 lines
6.7 KiB
C
302 lines
6.7 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_NVENC_H
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#define AVCODEC_NVENC_H
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#include "config.h"
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#if CONFIG_D3D11VA
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#define COBJMACROS
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#include "libavutil/hwcontext_d3d11va.h"
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#else
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typedef void ID3D11Device;
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#endif
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#include <ffnvcodec/nvEncodeAPI.h>
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#include "compat/cuda/dynlink_loader.h"
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#include "libavutil/buffer.h"
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#include "libavutil/fifo.h"
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#include "libavutil/opt.h"
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#include "hwconfig.h"
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#include "avcodec.h"
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#define MAX_REGISTERED_FRAMES 64
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#define RC_MODE_DEPRECATED 0x800000
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#define RCD(rc_mode) ((rc_mode) | RC_MODE_DEPRECATED)
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#define NVENCAPI_CHECK_VERSION(major, minor) \
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((major) < NVENCAPI_MAJOR_VERSION || ((major) == NVENCAPI_MAJOR_VERSION && (minor) <= NVENCAPI_MINOR_VERSION))
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// SDK 8.1 compile time feature checks
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#if NVENCAPI_CHECK_VERSION(8, 1)
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#define NVENC_HAVE_BFRAME_REF_MODE
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#define NVENC_HAVE_QP_MAP_MODE
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#endif
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// SDK 9.0 compile time feature checks
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#if NVENCAPI_CHECK_VERSION(9, 0)
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#define NVENC_HAVE_HEVC_BFRAME_REF_MODE
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#endif
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// SDK 9.1 compile time feature checks
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#if NVENCAPI_CHECK_VERSION(9, 1)
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#define NVENC_HAVE_MULTIPLE_REF_FRAMES
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#define NVENC_HAVE_CUSTREAM_PTR
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#define NVENC_HAVE_GETLASTERRORSTRING
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#endif
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// SDK 10.0 compile time feature checks
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#if NVENCAPI_CHECK_VERSION(10, 0)
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#define NVENC_HAVE_NEW_PRESETS
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#define NVENC_HAVE_MULTIPASS
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#define NVENC_HAVE_LDKFS
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#define NVENC_HAVE_H264_LVL6
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#define NVENC_HAVE_HEVC_CONSTRAINED_ENCODING
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#endif
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// SDK 11.1 compile time feature checks
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#if NVENCAPI_CHECK_VERSION(11, 1)
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#define NVENC_HAVE_QP_CHROMA_OFFSETS
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#define NVENC_HAVE_SINGLE_SLICE_INTRA_REFRESH
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#endif
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// SDK 12.1 compile time feature checks
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#if NVENCAPI_CHECK_VERSION(12, 1)
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#define NVENC_NO_DEPRECATED_RC
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#define NVENC_HAVE_SPLIT_FRAME_ENCODING
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#endif
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// SDK 12.2 compile time feature checks
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#if NVENCAPI_CHECK_VERSION(12, 2)
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#define NVENC_HAVE_NEW_BIT_DEPTH_API
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#define NVENC_HAVE_TEMPORAL_FILTER
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#define NVENC_HAVE_LOOKAHEAD_LEVEL
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#define NVENC_HAVE_UHQ_TUNING
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#define NVENC_HAVE_UNIDIR_B
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#endif
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typedef struct NvencSurface
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{
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NV_ENC_INPUT_PTR input_surface;
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AVFrame *in_ref;
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int reg_idx;
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int width;
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int height;
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int pitch;
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NV_ENC_OUTPUT_PTR output_surface;
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NV_ENC_BUFFER_FORMAT format;
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} NvencSurface;
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typedef struct NvencFrameData
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{
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int64_t duration;
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void *frame_opaque;
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AVBufferRef *frame_opaque_ref;
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} NvencFrameData;
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typedef struct NvencDynLoadFunctions
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{
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CudaFunctions *cuda_dl;
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NvencFunctions *nvenc_dl;
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NV_ENCODE_API_FUNCTION_LIST nvenc_funcs;
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int nvenc_device_count;
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} NvencDynLoadFunctions;
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enum {
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PRESET_DEFAULT = 0,
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PRESET_SLOW,
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PRESET_MEDIUM,
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PRESET_FAST,
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PRESET_HP,
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PRESET_HQ,
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PRESET_BD ,
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PRESET_LOW_LATENCY_DEFAULT ,
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PRESET_LOW_LATENCY_HQ ,
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PRESET_LOW_LATENCY_HP,
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PRESET_LOSSLESS_DEFAULT,
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PRESET_LOSSLESS_HP,
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#ifdef NVENC_HAVE_NEW_PRESETS
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PRESET_P1,
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PRESET_P2,
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PRESET_P3,
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PRESET_P4,
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PRESET_P5,
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PRESET_P6,
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PRESET_P7,
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#endif
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};
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enum {
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NV_ENC_H264_PROFILE_BASELINE,
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NV_ENC_H264_PROFILE_MAIN,
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NV_ENC_H264_PROFILE_HIGH,
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NV_ENC_H264_PROFILE_HIGH_444P,
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};
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enum {
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NV_ENC_HEVC_PROFILE_MAIN,
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NV_ENC_HEVC_PROFILE_MAIN_10,
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NV_ENC_HEVC_PROFILE_REXT,
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};
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enum {
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NVENC_LOWLATENCY = 1,
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NVENC_LOSSLESS = 2,
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NVENC_ONE_PASS = 4,
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NVENC_TWO_PASSES = 8,
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NVENC_DEPRECATED_PRESET = 0x8000,
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};
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enum {
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LIST_DEVICES = -2,
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ANY_DEVICE,
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};
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enum {
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NVENC_RGB_MODE_DISABLED,
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NVENC_RGB_MODE_420,
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NVENC_RGB_MODE_444,
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};
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typedef struct NvencContext
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{
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AVClass *avclass;
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NvencDynLoadFunctions nvenc_dload_funcs;
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NV_ENC_INITIALIZE_PARAMS init_encode_params;
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NV_ENC_CONFIG encode_config;
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CUcontext cu_context;
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CUcontext cu_context_internal;
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CUstream cu_stream;
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ID3D11Device *d3d11_device;
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AVFrame *frame;
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int nb_surfaces;
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NvencSurface *surfaces;
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NvencFrameData *frame_data_array;
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int frame_data_array_nb;
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int frame_data_array_pos;
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AVFifo *unused_surface_queue;
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AVFifo *output_surface_queue;
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AVFifo *output_surface_ready_queue;
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AVFifo *timestamp_list;
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// This is for DTS calculating, reset after flush
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uint64_t output_frame_num;
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int64_t initial_delay_time;
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NV_ENC_SEI_PAYLOAD *sei_data;
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int sei_data_size;
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struct {
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void *ptr;
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int ptr_index;
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NV_ENC_REGISTERED_PTR regptr;
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int mapped;
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NV_ENC_MAP_INPUT_RESOURCE in_map;
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} registered_frames[MAX_REGISTERED_FRAMES];
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int nb_registered_frames;
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/* the actual data pixel format, different from
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* AVCodecContext.pix_fmt when using hwaccel frames on input */
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enum AVPixelFormat data_pix_fmt;
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int support_dyn_bitrate;
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void *nvencoder;
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uint32_t frame_idx_counter;
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int preset;
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int profile;
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int level;
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int tier;
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int rc;
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int cbr;
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int tile_rows;
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int tile_cols;
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int twopass;
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int device;
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int flags;
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int async_depth;
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int rc_lookahead;
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int aq;
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int no_scenecut;
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int forced_idr;
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int b_adapt;
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int temporal_aq;
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int zerolatency;
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int nonref_p;
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int strict_gop;
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int aq_strength;
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float quality;
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int aud;
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int bluray_compat;
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int init_qp_p;
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int init_qp_b;
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int init_qp_i;
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int cqp;
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int qp_cb_offset;
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int qp_cr_offset;
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int weighted_pred;
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int coder;
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int b_ref_mode;
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int a53_cc;
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int s12m_tc;
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int dpb_size;
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int tuning_info;
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int multipass;
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int ldkfs;
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int extra_sei;
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int intra_refresh;
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int single_slice_intra_refresh;
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int constrained_encoding;
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int udu_sei;
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int timing_info;
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int highbitdepth;
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int max_slice_size;
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int rgb_mode;
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int tf_level;
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int lookahead_level;
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int unidir_b;
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int split_encode_mode;
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} NvencContext;
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int ff_nvenc_encode_init(AVCodecContext *avctx);
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int ff_nvenc_encode_close(AVCodecContext *avctx);
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int ff_nvenc_receive_packet(AVCodecContext *avctx, AVPacket *pkt);
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void ff_nvenc_encode_flush(AVCodecContext *avctx);
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extern const enum AVPixelFormat ff_nvenc_pix_fmts[];
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extern const AVCodecHWConfigInternal *const ff_nvenc_hw_configs[];
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#endif /* AVCODEC_NVENC_H */
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