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Rev | Author | Line No. | Line |
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6147 | serge | 1 | /* |
2 | * H.264 hardware encoding using nvidia nvenc |
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3 | * Copyright (c) 2014 Timo Rothenpieler |
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4 | * |
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5 | * This file is part of FFmpeg. |
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6 | * |
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7 | * FFmpeg is free software; you can redistribute it and/or |
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8 | * modify it under the terms of the GNU Lesser General Public |
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9 | * License as published by the Free Software Foundation; either |
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10 | * version 2.1 of the License, or (at your option) any later version. |
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11 | * |
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12 | * FFmpeg is distributed in the hope that it will be useful, |
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 | * Lesser General Public License for more details. |
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16 | * |
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17 | * You should have received a copy of the GNU Lesser General Public |
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18 | * License along with FFmpeg; if not, write to the Free Software |
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19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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20 | */ |
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21 | |||
22 | #if defined(_WIN32) |
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23 | #include |
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24 | #else |
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25 | #include |
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26 | #endif |
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27 | |||
28 | #include |
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29 | |||
30 | #include "libavutil/internal.h" |
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31 | #include "libavutil/imgutils.h" |
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32 | #include "libavutil/avassert.h" |
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33 | #include "libavutil/opt.h" |
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34 | #include "libavutil/mem.h" |
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35 | #include "avcodec.h" |
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36 | #include "internal.h" |
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37 | #include "thread.h" |
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38 | |||
39 | #if defined(_WIN32) |
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40 | #define CUDAAPI __stdcall |
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41 | #else |
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42 | #define CUDAAPI |
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43 | #endif |
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44 | |||
45 | #if defined(_WIN32) |
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46 | #define LOAD_FUNC(l, s) GetProcAddress(l, s) |
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47 | #define DL_CLOSE_FUNC(l) FreeLibrary(l) |
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48 | #else |
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49 | #define LOAD_FUNC(l, s) dlsym(l, s) |
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50 | #define DL_CLOSE_FUNC(l) dlclose(l) |
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51 | #endif |
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52 | |||
53 | typedef enum cudaError_enum { |
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54 | CUDA_SUCCESS = 0 |
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55 | } CUresult; |
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56 | typedef int CUdevice; |
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57 | typedef void* CUcontext; |
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58 | |||
59 | typedef CUresult(CUDAAPI *PCUINIT)(unsigned int Flags); |
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60 | typedef CUresult(CUDAAPI *PCUDEVICEGETCOUNT)(int *count); |
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61 | typedef CUresult(CUDAAPI *PCUDEVICEGET)(CUdevice *device, int ordinal); |
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62 | typedef CUresult(CUDAAPI *PCUDEVICEGETNAME)(char *name, int len, CUdevice dev); |
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63 | typedef CUresult(CUDAAPI *PCUDEVICECOMPUTECAPABILITY)(int *major, int *minor, CUdevice dev); |
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64 | typedef CUresult(CUDAAPI *PCUCTXCREATE)(CUcontext *pctx, unsigned int flags, CUdevice dev); |
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65 | typedef CUresult(CUDAAPI *PCUCTXPOPCURRENT)(CUcontext *pctx); |
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66 | typedef CUresult(CUDAAPI *PCUCTXDESTROY)(CUcontext ctx); |
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67 | |||
68 | typedef NVENCSTATUS (NVENCAPI* PNVENCODEAPICREATEINSTANCE)(NV_ENCODE_API_FUNCTION_LIST *functionList); |
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69 | |||
70 | typedef struct NvencInputSurface |
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71 | { |
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72 | NV_ENC_INPUT_PTR input_surface; |
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73 | int width; |
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74 | int height; |
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75 | |||
76 | int lockCount; |
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77 | |||
78 | NV_ENC_BUFFER_FORMAT format; |
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79 | } NvencInputSurface; |
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80 | |||
81 | typedef struct NvencOutputSurface |
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82 | { |
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83 | NV_ENC_OUTPUT_PTR output_surface; |
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84 | int size; |
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85 | |||
86 | NvencInputSurface* input_surface; |
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87 | |||
88 | int busy; |
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89 | } NvencOutputSurface; |
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90 | |||
91 | typedef struct NvencData |
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92 | { |
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93 | union { |
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94 | int64_t timestamp; |
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95 | NvencOutputSurface *surface; |
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96 | } u; |
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97 | } NvencData; |
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98 | |||
99 | typedef struct NvencDataList |
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100 | { |
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101 | NvencData* data; |
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102 | |||
103 | uint32_t pos; |
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104 | uint32_t count; |
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105 | uint32_t size; |
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106 | } NvencDataList; |
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107 | |||
108 | typedef struct NvencDynLoadFunctions |
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109 | { |
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110 | PCUINIT cu_init; |
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111 | PCUDEVICEGETCOUNT cu_device_get_count; |
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112 | PCUDEVICEGET cu_device_get; |
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113 | PCUDEVICEGETNAME cu_device_get_name; |
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114 | PCUDEVICECOMPUTECAPABILITY cu_device_compute_capability; |
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115 | PCUCTXCREATE cu_ctx_create; |
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116 | PCUCTXPOPCURRENT cu_ctx_pop_current; |
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117 | PCUCTXDESTROY cu_ctx_destroy; |
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118 | |||
119 | NV_ENCODE_API_FUNCTION_LIST nvenc_funcs; |
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120 | int nvenc_device_count; |
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121 | CUdevice nvenc_devices[16]; |
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122 | |||
123 | #if defined(_WIN32) |
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124 | HMODULE cuda_lib; |
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125 | HMODULE nvenc_lib; |
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126 | #else |
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127 | void* cuda_lib; |
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128 | void* nvenc_lib; |
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129 | #endif |
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130 | } NvencDynLoadFunctions; |
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131 | |||
132 | typedef struct NvencValuePair |
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133 | { |
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134 | const char *str; |
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135 | uint32_t num; |
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136 | } NvencValuePair; |
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137 | |||
138 | typedef struct NvencContext |
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139 | { |
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140 | AVClass *avclass; |
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141 | |||
142 | NvencDynLoadFunctions nvenc_dload_funcs; |
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143 | |||
144 | NV_ENC_INITIALIZE_PARAMS init_encode_params; |
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145 | NV_ENC_CONFIG encode_config; |
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146 | CUcontext cu_context; |
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147 | |||
148 | int max_surface_count; |
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149 | NvencInputSurface *input_surfaces; |
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150 | NvencOutputSurface *output_surfaces; |
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151 | |||
152 | NvencDataList output_surface_queue; |
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153 | NvencDataList output_surface_ready_queue; |
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154 | NvencDataList timestamp_list; |
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155 | int64_t last_dts; |
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156 | |||
157 | void *nvencoder; |
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158 | |||
159 | char *preset; |
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160 | char *profile; |
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161 | char *level; |
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162 | char *tier; |
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163 | int cbr; |
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164 | int twopass; |
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165 | int gpu; |
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166 | int buffer_delay; |
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167 | } NvencContext; |
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168 | |||
169 | static const NvencValuePair nvenc_h264_level_pairs[] = { |
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170 | { "auto", NV_ENC_LEVEL_AUTOSELECT }, |
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171 | { "1" , NV_ENC_LEVEL_H264_1 }, |
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172 | { "1.0" , NV_ENC_LEVEL_H264_1 }, |
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173 | { "1b" , NV_ENC_LEVEL_H264_1b }, |
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174 | { "1.0b", NV_ENC_LEVEL_H264_1b }, |
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175 | { "1.1" , NV_ENC_LEVEL_H264_11 }, |
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176 | { "1.2" , NV_ENC_LEVEL_H264_12 }, |
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177 | { "1.3" , NV_ENC_LEVEL_H264_13 }, |
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178 | { "2" , NV_ENC_LEVEL_H264_2 }, |
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179 | { "2.0" , NV_ENC_LEVEL_H264_2 }, |
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180 | { "2.1" , NV_ENC_LEVEL_H264_21 }, |
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181 | { "2.2" , NV_ENC_LEVEL_H264_22 }, |
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182 | { "3" , NV_ENC_LEVEL_H264_3 }, |
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183 | { "3.0" , NV_ENC_LEVEL_H264_3 }, |
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184 | { "3.1" , NV_ENC_LEVEL_H264_31 }, |
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185 | { "3.2" , NV_ENC_LEVEL_H264_32 }, |
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186 | { "4" , NV_ENC_LEVEL_H264_4 }, |
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187 | { "4.0" , NV_ENC_LEVEL_H264_4 }, |
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188 | { "4.1" , NV_ENC_LEVEL_H264_41 }, |
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189 | { "4.2" , NV_ENC_LEVEL_H264_42 }, |
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190 | { "5" , NV_ENC_LEVEL_H264_5 }, |
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191 | { "5.0" , NV_ENC_LEVEL_H264_5 }, |
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192 | { "5.1" , NV_ENC_LEVEL_H264_51 }, |
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193 | { NULL } |
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194 | }; |
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195 | |||
196 | static const NvencValuePair nvenc_hevc_level_pairs[] = { |
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197 | { "auto", NV_ENC_LEVEL_AUTOSELECT }, |
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198 | { "1" , NV_ENC_LEVEL_HEVC_1 }, |
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199 | { "1.0" , NV_ENC_LEVEL_HEVC_1 }, |
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200 | { "2" , NV_ENC_LEVEL_HEVC_2 }, |
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201 | { "2.0" , NV_ENC_LEVEL_HEVC_2 }, |
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202 | { "2.1" , NV_ENC_LEVEL_HEVC_21 }, |
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203 | { "3" , NV_ENC_LEVEL_HEVC_3 }, |
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204 | { "3.0" , NV_ENC_LEVEL_HEVC_3 }, |
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205 | { "3.1" , NV_ENC_LEVEL_HEVC_31 }, |
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206 | { "4" , NV_ENC_LEVEL_HEVC_4 }, |
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207 | { "4.0" , NV_ENC_LEVEL_HEVC_4 }, |
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208 | { "4.1" , NV_ENC_LEVEL_HEVC_41 }, |
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209 | { "5" , NV_ENC_LEVEL_HEVC_5 }, |
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210 | { "5.0" , NV_ENC_LEVEL_HEVC_5 }, |
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211 | { "5.1" , NV_ENC_LEVEL_HEVC_51 }, |
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212 | { "5.2" , NV_ENC_LEVEL_HEVC_52 }, |
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213 | { "6" , NV_ENC_LEVEL_HEVC_6 }, |
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214 | { "6.0" , NV_ENC_LEVEL_HEVC_6 }, |
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215 | { "6.1" , NV_ENC_LEVEL_HEVC_61 }, |
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216 | { "6.2" , NV_ENC_LEVEL_HEVC_62 }, |
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217 | { NULL } |
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218 | }; |
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219 | |||
220 | static int input_string_to_uint32(AVCodecContext *avctx, const NvencValuePair *pair, const char *input, uint32_t *output) |
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221 | { |
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222 | for (; pair->str; ++pair) { |
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223 | if (!strcmp(input, pair->str)) { |
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224 | *output = pair->num; |
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225 | return 0; |
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226 | } |
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227 | } |
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228 | |||
229 | return AVERROR(EINVAL); |
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230 | } |
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231 | |||
232 | static NvencData* data_queue_dequeue(NvencDataList* queue) |
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233 | { |
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234 | uint32_t mask; |
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235 | uint32_t read_pos; |
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236 | |||
237 | av_assert0(queue); |
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238 | av_assert0(queue->size); |
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239 | av_assert0(queue->data); |
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240 | |||
241 | if (!queue->count) |
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242 | return NULL; |
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243 | |||
244 | /* Size always is a multiple of two */ |
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245 | mask = queue->size - 1; |
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246 | read_pos = (queue->pos - queue->count) & mask; |
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247 | queue->count--; |
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248 | |||
249 | return &queue->data[read_pos]; |
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250 | } |
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251 | |||
252 | static int data_queue_enqueue(NvencDataList* queue, NvencData *data) |
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253 | { |
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254 | NvencDataList new_queue; |
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255 | NvencData* tmp_data; |
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256 | uint32_t mask; |
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257 | |||
258 | if (!queue->size) { |
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259 | /* size always has to be a multiple of two */ |
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260 | queue->size = 4; |
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261 | queue->pos = 0; |
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262 | queue->count = 0; |
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263 | |||
264 | queue->data = av_malloc(queue->size * sizeof(*(queue->data))); |
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265 | |||
266 | if (!queue->data) { |
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267 | queue->size = 0; |
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268 | return AVERROR(ENOMEM); |
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269 | } |
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270 | } |
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271 | |||
272 | if (queue->count == queue->size) { |
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273 | new_queue.size = queue->size << 1; |
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274 | new_queue.pos = 0; |
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275 | new_queue.count = 0; |
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276 | new_queue.data = av_malloc(new_queue.size * sizeof(*(queue->data))); |
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277 | |||
278 | if (!new_queue.data) |
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279 | return AVERROR(ENOMEM); |
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280 | |||
281 | while (tmp_data = data_queue_dequeue(queue)) |
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282 | data_queue_enqueue(&new_queue, tmp_data); |
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283 | |||
284 | av_free(queue->data); |
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285 | *queue = new_queue; |
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286 | } |
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287 | |||
288 | mask = queue->size - 1; |
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289 | |||
290 | queue->data[queue->pos] = *data; |
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291 | queue->pos = (queue->pos + 1) & mask; |
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292 | queue->count++; |
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293 | |||
294 | return 0; |
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295 | } |
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296 | |||
297 | static int out_surf_queue_enqueue(NvencDataList* queue, NvencOutputSurface* surface) |
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298 | { |
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299 | NvencData data; |
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300 | data.u.surface = surface; |
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301 | |||
302 | return data_queue_enqueue(queue, &data); |
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303 | } |
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304 | |||
305 | static NvencOutputSurface* out_surf_queue_dequeue(NvencDataList* queue) |
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306 | { |
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307 | NvencData* res = data_queue_dequeue(queue); |
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308 | |||
309 | if (!res) |
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310 | return NULL; |
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311 | |||
312 | return res->u.surface; |
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313 | } |
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314 | |||
315 | static int timestamp_queue_enqueue(NvencDataList* queue, int64_t timestamp) |
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316 | { |
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317 | NvencData data; |
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318 | data.u.timestamp = timestamp; |
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319 | |||
320 | return data_queue_enqueue(queue, &data); |
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321 | } |
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322 | |||
323 | static int64_t timestamp_queue_dequeue(NvencDataList* queue) |
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324 | { |
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325 | NvencData* res = data_queue_dequeue(queue); |
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326 | |||
327 | if (!res) |
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328 | return AV_NOPTS_VALUE; |
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329 | |||
330 | return res->u.timestamp; |
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331 | } |
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332 | |||
333 | #define CHECK_LOAD_FUNC(t, f, s) \ |
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334 | do { \ |
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335 | (f) = (t)LOAD_FUNC(dl_fn->cuda_lib, s); \ |
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336 | if (!(f)) { \ |
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337 | av_log(avctx, AV_LOG_FATAL, "Failed loading %s from CUDA library\n", s); \ |
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338 | goto error; \ |
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339 | } \ |
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340 | } while (0) |
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341 | |||
342 | static av_cold int nvenc_dyload_cuda(AVCodecContext *avctx) |
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343 | { |
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344 | NvencContext *ctx = avctx->priv_data; |
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345 | NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; |
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346 | |||
347 | if (dl_fn->cuda_lib) |
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348 | return 1; |
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349 | |||
350 | #if defined(_WIN32) |
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351 | dl_fn->cuda_lib = LoadLibrary(TEXT("nvcuda.dll")); |
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352 | #else |
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353 | dl_fn->cuda_lib = dlopen("libcuda.so", RTLD_LAZY); |
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354 | #endif |
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355 | |||
356 | if (!dl_fn->cuda_lib) { |
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357 | av_log(avctx, AV_LOG_FATAL, "Failed loading CUDA library\n"); |
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358 | goto error; |
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359 | } |
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360 | |||
361 | CHECK_LOAD_FUNC(PCUINIT, dl_fn->cu_init, "cuInit"); |
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362 | CHECK_LOAD_FUNC(PCUDEVICEGETCOUNT, dl_fn->cu_device_get_count, "cuDeviceGetCount"); |
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363 | CHECK_LOAD_FUNC(PCUDEVICEGET, dl_fn->cu_device_get, "cuDeviceGet"); |
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364 | CHECK_LOAD_FUNC(PCUDEVICEGETNAME, dl_fn->cu_device_get_name, "cuDeviceGetName"); |
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365 | CHECK_LOAD_FUNC(PCUDEVICECOMPUTECAPABILITY, dl_fn->cu_device_compute_capability, "cuDeviceComputeCapability"); |
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366 | CHECK_LOAD_FUNC(PCUCTXCREATE, dl_fn->cu_ctx_create, "cuCtxCreate_v2"); |
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367 | CHECK_LOAD_FUNC(PCUCTXPOPCURRENT, dl_fn->cu_ctx_pop_current, "cuCtxPopCurrent_v2"); |
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368 | CHECK_LOAD_FUNC(PCUCTXDESTROY, dl_fn->cu_ctx_destroy, "cuCtxDestroy_v2"); |
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369 | |||
370 | return 1; |
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371 | |||
372 | error: |
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373 | |||
374 | if (dl_fn->cuda_lib) |
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375 | DL_CLOSE_FUNC(dl_fn->cuda_lib); |
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376 | |||
377 | dl_fn->cuda_lib = NULL; |
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378 | |||
379 | return 0; |
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380 | } |
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381 | |||
382 | static av_cold int check_cuda_errors(AVCodecContext *avctx, CUresult err, const char *func) |
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383 | { |
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384 | if (err != CUDA_SUCCESS) { |
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385 | av_log(avctx, AV_LOG_FATAL, ">> %s - failed with error code 0x%x\n", func, err); |
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386 | return 0; |
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387 | } |
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388 | return 1; |
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389 | } |
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390 | #define check_cuda_errors(f) if (!check_cuda_errors(avctx, f, #f)) goto error |
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391 | |||
392 | static av_cold int nvenc_check_cuda(AVCodecContext *avctx) |
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393 | { |
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394 | int device_count = 0; |
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395 | CUdevice cu_device = 0; |
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396 | char gpu_name[128]; |
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397 | int smminor = 0, smmajor = 0; |
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398 | int i, smver, target_smver; |
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399 | |||
400 | NvencContext *ctx = avctx->priv_data; |
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401 | NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; |
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402 | |||
403 | switch (avctx->codec->id) { |
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404 | case AV_CODEC_ID_H264: |
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405 | target_smver = avctx->pix_fmt == AV_PIX_FMT_YUV444P ? 0x52 : 0x30; |
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406 | break; |
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407 | case AV_CODEC_ID_H265: |
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408 | target_smver = 0x52; |
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409 | break; |
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410 | default: |
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411 | av_log(avctx, AV_LOG_FATAL, "nvenc: Unknown codec name\n"); |
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412 | goto error; |
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413 | } |
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414 | |||
415 | if (!nvenc_dyload_cuda(avctx)) |
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416 | return 0; |
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417 | |||
418 | if (dl_fn->nvenc_device_count > 0) |
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419 | return 1; |
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420 | |||
421 | check_cuda_errors(dl_fn->cu_init(0)); |
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422 | |||
423 | check_cuda_errors(dl_fn->cu_device_get_count(&device_count)); |
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424 | |||
425 | if (!device_count) { |
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426 | av_log(avctx, AV_LOG_FATAL, "No CUDA capable devices found\n"); |
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427 | goto error; |
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428 | } |
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429 | |||
430 | av_log(avctx, AV_LOG_VERBOSE, "%d CUDA capable devices found\n", device_count); |
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431 | |||
432 | dl_fn->nvenc_device_count = 0; |
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433 | |||
434 | for (i = 0; i < device_count; ++i) { |
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435 | check_cuda_errors(dl_fn->cu_device_get(&cu_device, i)); |
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436 | check_cuda_errors(dl_fn->cu_device_get_name(gpu_name, sizeof(gpu_name), cu_device)); |
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437 | check_cuda_errors(dl_fn->cu_device_compute_capability(&smmajor, &smminor, cu_device)); |
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438 | |||
439 | smver = (smmajor << 4) | smminor; |
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440 | |||
441 | av_log(avctx, AV_LOG_VERBOSE, "[ GPU #%d - < %s > has Compute SM %d.%d, NVENC %s ]\n", i, gpu_name, smmajor, smminor, (smver >= target_smver) ? "Available" : "Not Available"); |
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442 | |||
443 | if (smver >= target_smver) |
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444 | dl_fn->nvenc_devices[dl_fn->nvenc_device_count++] = cu_device; |
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445 | } |
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446 | |||
447 | if (!dl_fn->nvenc_device_count) { |
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448 | av_log(avctx, AV_LOG_FATAL, "No NVENC capable devices found\n"); |
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449 | goto error; |
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450 | } |
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451 | |||
452 | return 1; |
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453 | |||
454 | error: |
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455 | |||
456 | dl_fn->nvenc_device_count = 0; |
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457 | |||
458 | return 0; |
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459 | } |
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460 | |||
461 | static av_cold int nvenc_dyload_nvenc(AVCodecContext *avctx) |
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462 | { |
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463 | PNVENCODEAPICREATEINSTANCE nvEncodeAPICreateInstance = 0; |
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464 | NVENCSTATUS nvstatus; |
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465 | |||
466 | NvencContext *ctx = avctx->priv_data; |
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467 | NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; |
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468 | |||
469 | if (!nvenc_check_cuda(avctx)) |
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470 | return 0; |
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471 | |||
472 | if (dl_fn->nvenc_lib) |
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473 | return 1; |
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474 | |||
475 | #if defined(_WIN32) |
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476 | if (sizeof(void*) == 8) { |
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477 | dl_fn->nvenc_lib = LoadLibrary(TEXT("nvEncodeAPI64.dll")); |
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478 | } else { |
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479 | dl_fn->nvenc_lib = LoadLibrary(TEXT("nvEncodeAPI.dll")); |
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480 | } |
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481 | #else |
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482 | dl_fn->nvenc_lib = dlopen("libnvidia-encode.so.1", RTLD_LAZY); |
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483 | #endif |
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484 | |||
485 | if (!dl_fn->nvenc_lib) { |
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486 | av_log(avctx, AV_LOG_FATAL, "Failed loading the nvenc library\n"); |
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487 | goto error; |
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488 | } |
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489 | |||
490 | nvEncodeAPICreateInstance = (PNVENCODEAPICREATEINSTANCE)LOAD_FUNC(dl_fn->nvenc_lib, "NvEncodeAPICreateInstance"); |
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491 | |||
492 | if (!nvEncodeAPICreateInstance) { |
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493 | av_log(avctx, AV_LOG_FATAL, "Failed to load nvenc entrypoint\n"); |
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494 | goto error; |
||
495 | } |
||
496 | |||
497 | dl_fn->nvenc_funcs.version = NV_ENCODE_API_FUNCTION_LIST_VER; |
||
498 | |||
499 | nvstatus = nvEncodeAPICreateInstance(&dl_fn->nvenc_funcs); |
||
500 | |||
501 | if (nvstatus != NV_ENC_SUCCESS) { |
||
502 | av_log(avctx, AV_LOG_FATAL, "Failed to create nvenc instance\n"); |
||
503 | goto error; |
||
504 | } |
||
505 | |||
506 | av_log(avctx, AV_LOG_VERBOSE, "Nvenc initialized successfully\n"); |
||
507 | |||
508 | return 1; |
||
509 | |||
510 | error: |
||
511 | if (dl_fn->nvenc_lib) |
||
512 | DL_CLOSE_FUNC(dl_fn->nvenc_lib); |
||
513 | |||
514 | dl_fn->nvenc_lib = NULL; |
||
515 | |||
516 | return 0; |
||
517 | } |
||
518 | |||
519 | static av_cold void nvenc_unload_nvenc(AVCodecContext *avctx) |
||
520 | { |
||
521 | NvencContext *ctx = avctx->priv_data; |
||
522 | NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; |
||
523 | |||
524 | DL_CLOSE_FUNC(dl_fn->nvenc_lib); |
||
525 | dl_fn->nvenc_lib = NULL; |
||
526 | |||
527 | dl_fn->nvenc_device_count = 0; |
||
528 | |||
529 | DL_CLOSE_FUNC(dl_fn->cuda_lib); |
||
530 | dl_fn->cuda_lib = NULL; |
||
531 | |||
532 | dl_fn->cu_init = NULL; |
||
533 | dl_fn->cu_device_get_count = NULL; |
||
534 | dl_fn->cu_device_get = NULL; |
||
535 | dl_fn->cu_device_get_name = NULL; |
||
536 | dl_fn->cu_device_compute_capability = NULL; |
||
537 | dl_fn->cu_ctx_create = NULL; |
||
538 | dl_fn->cu_ctx_pop_current = NULL; |
||
539 | dl_fn->cu_ctx_destroy = NULL; |
||
540 | |||
541 | av_log(avctx, AV_LOG_VERBOSE, "Nvenc unloaded\n"); |
||
542 | } |
||
543 | |||
544 | static av_cold int nvenc_encode_init(AVCodecContext *avctx) |
||
545 | { |
||
546 | NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS encode_session_params = { 0 }; |
||
547 | NV_ENC_PRESET_CONFIG preset_config = { 0 }; |
||
548 | CUcontext cu_context_curr; |
||
549 | CUresult cu_res; |
||
550 | GUID encoder_preset = NV_ENC_PRESET_HQ_GUID; |
||
551 | GUID codec; |
||
552 | NVENCSTATUS nv_status = NV_ENC_SUCCESS; |
||
553 | int surfaceCount = 0; |
||
554 | int i, num_mbs; |
||
555 | int isLL = 0; |
||
556 | int lossless = 0; |
||
557 | int res = 0; |
||
558 | int dw, dh; |
||
559 | |||
560 | NvencContext *ctx = avctx->priv_data; |
||
561 | NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; |
||
562 | NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; |
||
563 | |||
564 | if (!nvenc_dyload_nvenc(avctx)) |
||
565 | return AVERROR_EXTERNAL; |
||
566 | |||
567 | ctx->last_dts = AV_NOPTS_VALUE; |
||
568 | |||
569 | ctx->encode_config.version = NV_ENC_CONFIG_VER; |
||
570 | ctx->init_encode_params.version = NV_ENC_INITIALIZE_PARAMS_VER; |
||
571 | preset_config.version = NV_ENC_PRESET_CONFIG_VER; |
||
572 | preset_config.presetCfg.version = NV_ENC_CONFIG_VER; |
||
573 | encode_session_params.version = NV_ENC_OPEN_ENCODE_SESSION_EX_PARAMS_VER; |
||
574 | encode_session_params.apiVersion = NVENCAPI_VERSION; |
||
575 | |||
576 | if (ctx->gpu >= dl_fn->nvenc_device_count) { |
||
577 | av_log(avctx, AV_LOG_FATAL, "Requested GPU %d, but only %d GPUs are available!\n", ctx->gpu, dl_fn->nvenc_device_count); |
||
578 | res = AVERROR(EINVAL); |
||
579 | goto error; |
||
580 | } |
||
581 | |||
582 | ctx->cu_context = NULL; |
||
583 | cu_res = dl_fn->cu_ctx_create(&ctx->cu_context, 0, dl_fn->nvenc_devices[ctx->gpu]); |
||
584 | |||
585 | if (cu_res != CUDA_SUCCESS) { |
||
586 | av_log(avctx, AV_LOG_FATAL, "Failed creating CUDA context for NVENC: 0x%x\n", (int)cu_res); |
||
587 | res = AVERROR_EXTERNAL; |
||
588 | goto error; |
||
589 | } |
||
590 | |||
591 | cu_res = dl_fn->cu_ctx_pop_current(&cu_context_curr); |
||
592 | |||
593 | if (cu_res != CUDA_SUCCESS) { |
||
594 | av_log(avctx, AV_LOG_FATAL, "Failed popping CUDA context: 0x%x\n", (int)cu_res); |
||
595 | res = AVERROR_EXTERNAL; |
||
596 | goto error; |
||
597 | } |
||
598 | |||
599 | encode_session_params.device = ctx->cu_context; |
||
600 | encode_session_params.deviceType = NV_ENC_DEVICE_TYPE_CUDA; |
||
601 | |||
602 | nv_status = p_nvenc->nvEncOpenEncodeSessionEx(&encode_session_params, &ctx->nvencoder); |
||
603 | if (nv_status != NV_ENC_SUCCESS) { |
||
604 | ctx->nvencoder = NULL; |
||
605 | av_log(avctx, AV_LOG_FATAL, "OpenEncodeSessionEx failed: 0x%x - invalid license key?\n", (int)nv_status); |
||
606 | res = AVERROR_EXTERNAL; |
||
607 | goto error; |
||
608 | } |
||
609 | |||
610 | if (ctx->preset) { |
||
611 | if (!strcmp(ctx->preset, "hp")) { |
||
612 | encoder_preset = NV_ENC_PRESET_HP_GUID; |
||
613 | } else if (!strcmp(ctx->preset, "hq")) { |
||
614 | encoder_preset = NV_ENC_PRESET_HQ_GUID; |
||
615 | } else if (!strcmp(ctx->preset, "bd")) { |
||
616 | encoder_preset = NV_ENC_PRESET_BD_GUID; |
||
617 | } else if (!strcmp(ctx->preset, "ll")) { |
||
618 | encoder_preset = NV_ENC_PRESET_LOW_LATENCY_DEFAULT_GUID; |
||
619 | isLL = 1; |
||
620 | } else if (!strcmp(ctx->preset, "llhp")) { |
||
621 | encoder_preset = NV_ENC_PRESET_LOW_LATENCY_HP_GUID; |
||
622 | isLL = 1; |
||
623 | } else if (!strcmp(ctx->preset, "llhq")) { |
||
624 | encoder_preset = NV_ENC_PRESET_LOW_LATENCY_HQ_GUID; |
||
625 | isLL = 1; |
||
626 | } else if (!strcmp(ctx->preset, "lossless")) { |
||
627 | encoder_preset = NV_ENC_PRESET_LOSSLESS_DEFAULT_GUID; |
||
628 | lossless = 1; |
||
629 | } else if (!strcmp(ctx->preset, "losslesshp")) { |
||
630 | encoder_preset = NV_ENC_PRESET_LOSSLESS_HP_GUID; |
||
631 | lossless = 1; |
||
632 | } else if (!strcmp(ctx->preset, "default")) { |
||
633 | encoder_preset = NV_ENC_PRESET_DEFAULT_GUID; |
||
634 | } else { |
||
635 | av_log(avctx, AV_LOG_FATAL, "Preset \"%s\" is unknown! Supported presets: hp, hq, bd, ll, llhp, llhq, lossless, losslesshp, default\n", ctx->preset); |
||
636 | res = AVERROR(EINVAL); |
||
637 | goto error; |
||
638 | } |
||
639 | } |
||
640 | |||
641 | switch (avctx->codec->id) { |
||
642 | case AV_CODEC_ID_H264: |
||
643 | codec = NV_ENC_CODEC_H264_GUID; |
||
644 | break; |
||
645 | case AV_CODEC_ID_H265: |
||
646 | codec = NV_ENC_CODEC_HEVC_GUID; |
||
647 | break; |
||
648 | default: |
||
649 | av_log(avctx, AV_LOG_ERROR, "nvenc: Unknown codec name\n"); |
||
650 | res = AVERROR(EINVAL); |
||
651 | goto error; |
||
652 | } |
||
653 | |||
654 | nv_status = p_nvenc->nvEncGetEncodePresetConfig(ctx->nvencoder, codec, encoder_preset, &preset_config); |
||
655 | if (nv_status != NV_ENC_SUCCESS) { |
||
656 | av_log(avctx, AV_LOG_FATAL, "GetEncodePresetConfig failed: 0x%x\n", (int)nv_status); |
||
657 | res = AVERROR_EXTERNAL; |
||
658 | goto error; |
||
659 | } |
||
660 | |||
661 | ctx->init_encode_params.encodeGUID = codec; |
||
662 | ctx->init_encode_params.encodeHeight = avctx->height; |
||
663 | ctx->init_encode_params.encodeWidth = avctx->width; |
||
664 | |||
665 | if (avctx->sample_aspect_ratio.num && avctx->sample_aspect_ratio.den && |
||
666 | (avctx->sample_aspect_ratio.num != 1 || avctx->sample_aspect_ratio.num != 1)) { |
||
667 | av_reduce(&dw, &dh, |
||
668 | avctx->width * avctx->sample_aspect_ratio.num, |
||
669 | avctx->height * avctx->sample_aspect_ratio.den, |
||
670 | 1024 * 1024); |
||
671 | ctx->init_encode_params.darHeight = dh; |
||
672 | ctx->init_encode_params.darWidth = dw; |
||
673 | } else { |
||
674 | ctx->init_encode_params.darHeight = avctx->height; |
||
675 | ctx->init_encode_params.darWidth = avctx->width; |
||
676 | } |
||
677 | |||
678 | // De-compensate for hardware, dubiously, trying to compensate for |
||
679 | // playback at 704 pixel width. |
||
680 | if (avctx->width == 720 && |
||
681 | (avctx->height == 480 || avctx->height == 576)) { |
||
682 | av_reduce(&dw, &dh, |
||
683 | ctx->init_encode_params.darWidth * 44, |
||
684 | ctx->init_encode_params.darHeight * 45, |
||
685 | 1024 * 1024); |
||
686 | ctx->init_encode_params.darHeight = dh; |
||
687 | ctx->init_encode_params.darWidth = dw; |
||
688 | } |
||
689 | |||
690 | ctx->init_encode_params.frameRateNum = avctx->time_base.den; |
||
691 | ctx->init_encode_params.frameRateDen = avctx->time_base.num * avctx->ticks_per_frame; |
||
692 | |||
693 | num_mbs = ((avctx->width + 15) >> 4) * ((avctx->height + 15) >> 4); |
||
694 | ctx->max_surface_count = (num_mbs >= 8160) ? 32 : 48; |
||
695 | |||
696 | if (ctx->buffer_delay >= ctx->max_surface_count) |
||
697 | ctx->buffer_delay = ctx->max_surface_count - 1; |
||
698 | |||
699 | ctx->init_encode_params.enableEncodeAsync = 0; |
||
700 | ctx->init_encode_params.enablePTD = 1; |
||
701 | |||
702 | ctx->init_encode_params.presetGUID = encoder_preset; |
||
703 | |||
704 | ctx->init_encode_params.encodeConfig = &ctx->encode_config; |
||
705 | memcpy(&ctx->encode_config, &preset_config.presetCfg, sizeof(ctx->encode_config)); |
||
706 | ctx->encode_config.version = NV_ENC_CONFIG_VER; |
||
707 | |||
708 | if (avctx->refs >= 0) { |
||
709 | /* 0 means "let the hardware decide" */ |
||
710 | switch (avctx->codec->id) { |
||
711 | case AV_CODEC_ID_H264: |
||
712 | ctx->encode_config.encodeCodecConfig.h264Config.maxNumRefFrames = avctx->refs; |
||
713 | break; |
||
714 | case AV_CODEC_ID_H265: |
||
715 | ctx->encode_config.encodeCodecConfig.hevcConfig.maxNumRefFramesInDPB = avctx->refs; |
||
716 | break; |
||
717 | /* Earlier switch/case will return if unknown codec is passed. */ |
||
718 | } |
||
719 | } |
||
720 | |||
721 | if (avctx->gop_size > 0) { |
||
722 | if (avctx->max_b_frames >= 0) { |
||
723 | /* 0 is intra-only, 1 is I/P only, 2 is one B Frame, 3 two B frames, and so on. */ |
||
724 | ctx->encode_config.frameIntervalP = avctx->max_b_frames + 1; |
||
725 | } |
||
726 | |||
727 | ctx->encode_config.gopLength = avctx->gop_size; |
||
728 | switch (avctx->codec->id) { |
||
729 | case AV_CODEC_ID_H264: |
||
730 | ctx->encode_config.encodeCodecConfig.h264Config.idrPeriod = avctx->gop_size; |
||
731 | break; |
||
732 | case AV_CODEC_ID_H265: |
||
733 | ctx->encode_config.encodeCodecConfig.hevcConfig.idrPeriod = avctx->gop_size; |
||
734 | break; |
||
735 | /* Earlier switch/case will return if unknown codec is passed. */ |
||
736 | } |
||
737 | } else if (avctx->gop_size == 0) { |
||
738 | ctx->encode_config.frameIntervalP = 0; |
||
739 | ctx->encode_config.gopLength = 1; |
||
740 | switch (avctx->codec->id) { |
||
741 | case AV_CODEC_ID_H264: |
||
742 | ctx->encode_config.encodeCodecConfig.h264Config.idrPeriod = 1; |
||
743 | break; |
||
744 | case AV_CODEC_ID_H265: |
||
745 | ctx->encode_config.encodeCodecConfig.hevcConfig.idrPeriod = 1; |
||
746 | break; |
||
747 | /* Earlier switch/case will return if unknown codec is passed. */ |
||
748 | } |
||
749 | } |
||
750 | |||
751 | /* when there're b frames, set dts offset */ |
||
752 | if (ctx->encode_config.frameIntervalP >= 2) |
||
753 | ctx->last_dts = -2; |
||
754 | |||
755 | if (avctx->bit_rate > 0) |
||
756 | ctx->encode_config.rcParams.averageBitRate = avctx->bit_rate; |
||
757 | |||
758 | if (avctx->rc_max_rate > 0) |
||
759 | ctx->encode_config.rcParams.maxBitRate = avctx->rc_max_rate; |
||
760 | |||
761 | if (lossless) { |
||
762 | if (avctx->codec->id == AV_CODEC_ID_H264) |
||
763 | ctx->encode_config.encodeCodecConfig.h264Config.qpPrimeYZeroTransformBypassFlag = 1; |
||
764 | |||
765 | ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CONSTQP; |
||
766 | ctx->encode_config.rcParams.constQP.qpInterB = 0; |
||
767 | ctx->encode_config.rcParams.constQP.qpInterP = 0; |
||
768 | ctx->encode_config.rcParams.constQP.qpIntra = 0; |
||
769 | |||
770 | avctx->qmin = -1; |
||
771 | avctx->qmax = -1; |
||
772 | } else if (ctx->cbr) { |
||
773 | if (!ctx->twopass) { |
||
774 | ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CBR; |
||
775 | } else if (ctx->twopass == 1 || isLL) { |
||
776 | ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_2_PASS_QUALITY; |
||
777 | |||
778 | if (avctx->codec->id == AV_CODEC_ID_H264) { |
||
779 | ctx->encode_config.encodeCodecConfig.h264Config.adaptiveTransformMode = NV_ENC_H264_ADAPTIVE_TRANSFORM_ENABLE; |
||
780 | ctx->encode_config.encodeCodecConfig.h264Config.fmoMode = NV_ENC_H264_FMO_DISABLE; |
||
781 | } |
||
782 | } else { |
||
783 | ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CBR; |
||
784 | } |
||
785 | } else if (avctx->global_quality > 0) { |
||
786 | ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_CONSTQP; |
||
787 | ctx->encode_config.rcParams.constQP.qpInterB = avctx->global_quality; |
||
788 | ctx->encode_config.rcParams.constQP.qpInterP = avctx->global_quality; |
||
789 | ctx->encode_config.rcParams.constQP.qpIntra = avctx->global_quality; |
||
790 | |||
791 | avctx->qmin = -1; |
||
792 | avctx->qmax = -1; |
||
793 | } else if (avctx->qmin >= 0 && avctx->qmax >= 0) { |
||
794 | if (ctx->twopass == 1) { |
||
795 | ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_2_PASS_VBR; |
||
796 | |||
797 | if (avctx->codec->id == AV_CODEC_ID_H264) { |
||
798 | ctx->encode_config.encodeCodecConfig.h264Config.adaptiveTransformMode = NV_ENC_H264_ADAPTIVE_TRANSFORM_ENABLE; |
||
799 | ctx->encode_config.encodeCodecConfig.h264Config.fmoMode = NV_ENC_H264_FMO_DISABLE; |
||
800 | } |
||
801 | } else { |
||
802 | ctx->encode_config.rcParams.rateControlMode = NV_ENC_PARAMS_RC_VBR; |
||
803 | } |
||
804 | |||
805 | ctx->encode_config.rcParams.enableMinQP = 1; |
||
806 | ctx->encode_config.rcParams.enableMaxQP = 1; |
||
807 | |||
808 | ctx->encode_config.rcParams.minQP.qpInterB = avctx->qmin; |
||
809 | ctx->encode_config.rcParams.minQP.qpInterP = avctx->qmin; |
||
810 | ctx->encode_config.rcParams.minQP.qpIntra = avctx->qmin; |
||
811 | |||
812 | ctx->encode_config.rcParams.maxQP.qpInterB = avctx->qmax; |
||
813 | ctx->encode_config.rcParams.maxQP.qpInterP = avctx->qmax; |
||
814 | ctx->encode_config.rcParams.maxQP.qpIntra = avctx->qmax; |
||
815 | } |
||
816 | |||
817 | if (avctx->rc_buffer_size > 0) |
||
818 | ctx->encode_config.rcParams.vbvBufferSize = avctx->rc_buffer_size; |
||
819 | |||
820 | if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) { |
||
821 | ctx->encode_config.frameFieldMode = NV_ENC_PARAMS_FRAME_FIELD_MODE_FIELD; |
||
822 | } else { |
||
823 | ctx->encode_config.frameFieldMode = NV_ENC_PARAMS_FRAME_FIELD_MODE_FRAME; |
||
824 | } |
||
825 | |||
826 | switch (avctx->codec->id) { |
||
827 | case AV_CODEC_ID_H264: |
||
828 | ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourDescriptionPresentFlag = 1; |
||
829 | ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoSignalTypePresentFlag = 1; |
||
830 | |||
831 | ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourMatrix = avctx->colorspace; |
||
832 | ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.colourPrimaries = avctx->color_primaries; |
||
833 | ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.transferCharacteristics = avctx->color_trc; |
||
834 | |||
835 | ctx->encode_config.encodeCodecConfig.h264Config.h264VUIParameters.videoFullRangeFlag = avctx->color_range == AVCOL_RANGE_JPEG; |
||
836 | |||
837 | ctx->encode_config.encodeCodecConfig.h264Config.disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0; |
||
838 | ctx->encode_config.encodeCodecConfig.h264Config.repeatSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1; |
||
839 | |||
840 | if (!ctx->profile) { |
||
841 | switch (avctx->profile) { |
||
842 | case FF_PROFILE_H264_HIGH_444_PREDICTIVE: |
||
843 | ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID; |
||
844 | break; |
||
845 | case FF_PROFILE_H264_BASELINE: |
||
846 | ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_BASELINE_GUID; |
||
847 | break; |
||
848 | case FF_PROFILE_H264_MAIN: |
||
849 | ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_MAIN_GUID; |
||
850 | break; |
||
851 | case FF_PROFILE_H264_HIGH: |
||
852 | case FF_PROFILE_UNKNOWN: |
||
853 | ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID; |
||
854 | break; |
||
855 | default: |
||
856 | av_log(avctx, AV_LOG_WARNING, "Unsupported profile requested, falling back to high\n"); |
||
857 | ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID; |
||
858 | break; |
||
859 | } |
||
860 | } else { |
||
861 | if (!strcmp(ctx->profile, "high")) { |
||
862 | ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_GUID; |
||
863 | avctx->profile = FF_PROFILE_H264_HIGH; |
||
864 | } else if (!strcmp(ctx->profile, "main")) { |
||
865 | ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_MAIN_GUID; |
||
866 | avctx->profile = FF_PROFILE_H264_MAIN; |
||
867 | } else if (!strcmp(ctx->profile, "baseline")) { |
||
868 | ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_BASELINE_GUID; |
||
869 | avctx->profile = FF_PROFILE_H264_BASELINE; |
||
870 | } else if (!strcmp(ctx->profile, "high444p")) { |
||
871 | ctx->encode_config.profileGUID = NV_ENC_H264_PROFILE_HIGH_444_GUID; |
||
872 | avctx->profile = FF_PROFILE_H264_HIGH_444_PREDICTIVE; |
||
873 | } else { |
||
874 | av_log(avctx, AV_LOG_FATAL, "Profile \"%s\" is unknown! Supported profiles: high, main, baseline\n", ctx->profile); |
||
875 | res = AVERROR(EINVAL); |
||
876 | goto error; |
||
877 | } |
||
878 | } |
||
879 | |||
880 | ctx->encode_config.encodeCodecConfig.h264Config.chromaFormatIDC = avctx->profile == FF_PROFILE_H264_HIGH_444_PREDICTIVE ? 3 : 1; |
||
881 | |||
882 | if (ctx->level) { |
||
883 | res = input_string_to_uint32(avctx, nvenc_h264_level_pairs, ctx->level, &ctx->encode_config.encodeCodecConfig.h264Config.level); |
||
884 | |||
885 | if (res) { |
||
886 | av_log(avctx, AV_LOG_FATAL, "Level \"%s\" is unknown! Supported levels: auto, 1, 1b, 1.1, 1.2, 1.3, 2, 2.1, 2.2, 3, 3.1, 3.2, 4, 4.1, 4.2, 5, 5.1\n", ctx->level); |
||
887 | goto error; |
||
888 | } |
||
889 | } else { |
||
890 | ctx->encode_config.encodeCodecConfig.h264Config.level = NV_ENC_LEVEL_AUTOSELECT; |
||
891 | } |
||
892 | |||
893 | break; |
||
894 | case AV_CODEC_ID_H265: |
||
895 | ctx->encode_config.encodeCodecConfig.hevcConfig.disableSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 1 : 0; |
||
896 | ctx->encode_config.encodeCodecConfig.hevcConfig.repeatSPSPPS = (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) ? 0 : 1; |
||
897 | |||
898 | /* No other profile is supported in the current SDK version 5 */ |
||
899 | ctx->encode_config.profileGUID = NV_ENC_HEVC_PROFILE_MAIN_GUID; |
||
900 | avctx->profile = FF_PROFILE_HEVC_MAIN; |
||
901 | |||
902 | if (ctx->level) { |
||
903 | res = input_string_to_uint32(avctx, nvenc_hevc_level_pairs, ctx->level, &ctx->encode_config.encodeCodecConfig.hevcConfig.level); |
||
904 | |||
905 | if (res) { |
||
906 | av_log(avctx, AV_LOG_FATAL, "Level \"%s\" is unknown! Supported levels: auto, 1, 2, 2.1, 3, 3.1, 4, 4.1, 5, 5.1, 5.2, 6, 6.1, 6.2\n", ctx->level); |
||
907 | goto error; |
||
908 | } |
||
909 | } else { |
||
910 | ctx->encode_config.encodeCodecConfig.hevcConfig.level = NV_ENC_LEVEL_AUTOSELECT; |
||
911 | } |
||
912 | |||
913 | if (ctx->tier) { |
||
914 | if (!strcmp(ctx->tier, "main")) { |
||
915 | ctx->encode_config.encodeCodecConfig.hevcConfig.tier = NV_ENC_TIER_HEVC_MAIN; |
||
916 | } else if (!strcmp(ctx->tier, "high")) { |
||
917 | ctx->encode_config.encodeCodecConfig.hevcConfig.tier = NV_ENC_TIER_HEVC_HIGH; |
||
918 | } else { |
||
919 | av_log(avctx, AV_LOG_FATAL, "Tier \"%s\" is unknown! Supported tiers: main, high\n", ctx->tier); |
||
920 | res = AVERROR(EINVAL); |
||
921 | goto error; |
||
922 | } |
||
923 | } |
||
924 | |||
925 | break; |
||
926 | /* Earlier switch/case will return if unknown codec is passed. */ |
||
927 | } |
||
928 | |||
929 | nv_status = p_nvenc->nvEncInitializeEncoder(ctx->nvencoder, &ctx->init_encode_params); |
||
930 | if (nv_status != NV_ENC_SUCCESS) { |
||
931 | av_log(avctx, AV_LOG_FATAL, "InitializeEncoder failed: 0x%x\n", (int)nv_status); |
||
932 | res = AVERROR_EXTERNAL; |
||
933 | goto error; |
||
934 | } |
||
935 | |||
936 | ctx->input_surfaces = av_malloc(ctx->max_surface_count * sizeof(*ctx->input_surfaces)); |
||
937 | |||
938 | if (!ctx->input_surfaces) { |
||
939 | res = AVERROR(ENOMEM); |
||
940 | goto error; |
||
941 | } |
||
942 | |||
943 | ctx->output_surfaces = av_malloc(ctx->max_surface_count * sizeof(*ctx->output_surfaces)); |
||
944 | |||
945 | if (!ctx->output_surfaces) { |
||
946 | res = AVERROR(ENOMEM); |
||
947 | goto error; |
||
948 | } |
||
949 | |||
950 | for (surfaceCount = 0; surfaceCount < ctx->max_surface_count; ++surfaceCount) { |
||
951 | NV_ENC_CREATE_INPUT_BUFFER allocSurf = { 0 }; |
||
952 | NV_ENC_CREATE_BITSTREAM_BUFFER allocOut = { 0 }; |
||
953 | allocSurf.version = NV_ENC_CREATE_INPUT_BUFFER_VER; |
||
954 | allocOut.version = NV_ENC_CREATE_BITSTREAM_BUFFER_VER; |
||
955 | |||
956 | allocSurf.width = (avctx->width + 31) & ~31; |
||
957 | allocSurf.height = (avctx->height + 31) & ~31; |
||
958 | |||
959 | allocSurf.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_CACHED; |
||
960 | |||
961 | switch (avctx->pix_fmt) { |
||
962 | case AV_PIX_FMT_YUV420P: |
||
963 | allocSurf.bufferFmt = NV_ENC_BUFFER_FORMAT_YV12_PL; |
||
964 | break; |
||
965 | |||
966 | case AV_PIX_FMT_NV12: |
||
967 | allocSurf.bufferFmt = NV_ENC_BUFFER_FORMAT_NV12_PL; |
||
968 | break; |
||
969 | |||
970 | case AV_PIX_FMT_YUV444P: |
||
971 | allocSurf.bufferFmt = NV_ENC_BUFFER_FORMAT_YUV444_PL; |
||
972 | break; |
||
973 | |||
974 | default: |
||
975 | av_log(avctx, AV_LOG_FATAL, "Invalid input pixel format\n"); |
||
976 | res = AVERROR(EINVAL); |
||
977 | goto error; |
||
978 | } |
||
979 | |||
980 | nv_status = p_nvenc->nvEncCreateInputBuffer(ctx->nvencoder, &allocSurf); |
||
981 | if (nv_status != NV_ENC_SUCCESS) { |
||
982 | av_log(avctx, AV_LOG_FATAL, "CreateInputBuffer failed\n"); |
||
983 | res = AVERROR_EXTERNAL; |
||
984 | goto error; |
||
985 | } |
||
986 | |||
987 | ctx->input_surfaces[surfaceCount].lockCount = 0; |
||
988 | ctx->input_surfaces[surfaceCount].input_surface = allocSurf.inputBuffer; |
||
989 | ctx->input_surfaces[surfaceCount].format = allocSurf.bufferFmt; |
||
990 | ctx->input_surfaces[surfaceCount].width = allocSurf.width; |
||
991 | ctx->input_surfaces[surfaceCount].height = allocSurf.height; |
||
992 | |||
993 | /* 1MB is large enough to hold most output frames. NVENC increases this automaticaly if it's not enough. */ |
||
994 | allocOut.size = 1024 * 1024; |
||
995 | |||
996 | allocOut.memoryHeap = NV_ENC_MEMORY_HEAP_SYSMEM_CACHED; |
||
997 | |||
998 | nv_status = p_nvenc->nvEncCreateBitstreamBuffer(ctx->nvencoder, &allocOut); |
||
999 | if (nv_status != NV_ENC_SUCCESS) { |
||
1000 | av_log(avctx, AV_LOG_FATAL, "CreateBitstreamBuffer failed\n"); |
||
1001 | ctx->output_surfaces[surfaceCount++].output_surface = NULL; |
||
1002 | res = AVERROR_EXTERNAL; |
||
1003 | goto error; |
||
1004 | } |
||
1005 | |||
1006 | ctx->output_surfaces[surfaceCount].output_surface = allocOut.bitstreamBuffer; |
||
1007 | ctx->output_surfaces[surfaceCount].size = allocOut.size; |
||
1008 | ctx->output_surfaces[surfaceCount].busy = 0; |
||
1009 | } |
||
1010 | |||
1011 | if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) { |
||
1012 | uint32_t outSize = 0; |
||
1013 | char tmpHeader[256]; |
||
1014 | NV_ENC_SEQUENCE_PARAM_PAYLOAD payload = { 0 }; |
||
1015 | payload.version = NV_ENC_SEQUENCE_PARAM_PAYLOAD_VER; |
||
1016 | |||
1017 | payload.spsppsBuffer = tmpHeader; |
||
1018 | payload.inBufferSize = sizeof(tmpHeader); |
||
1019 | payload.outSPSPPSPayloadSize = &outSize; |
||
1020 | |||
1021 | nv_status = p_nvenc->nvEncGetSequenceParams(ctx->nvencoder, &payload); |
||
1022 | if (nv_status != NV_ENC_SUCCESS) { |
||
1023 | av_log(avctx, AV_LOG_FATAL, "GetSequenceParams failed\n"); |
||
1024 | goto error; |
||
1025 | } |
||
1026 | |||
1027 | avctx->extradata_size = outSize; |
||
1028 | avctx->extradata = av_mallocz(outSize + AV_INPUT_BUFFER_PADDING_SIZE); |
||
1029 | |||
1030 | if (!avctx->extradata) { |
||
1031 | res = AVERROR(ENOMEM); |
||
1032 | goto error; |
||
1033 | } |
||
1034 | |||
1035 | memcpy(avctx->extradata, tmpHeader, outSize); |
||
1036 | } |
||
1037 | |||
1038 | if (ctx->encode_config.frameIntervalP > 1) |
||
1039 | avctx->has_b_frames = 2; |
||
1040 | |||
1041 | if (ctx->encode_config.rcParams.averageBitRate > 0) |
||
1042 | avctx->bit_rate = ctx->encode_config.rcParams.averageBitRate; |
||
1043 | |||
1044 | return 0; |
||
1045 | |||
1046 | error: |
||
1047 | |||
1048 | for (i = 0; i < surfaceCount; ++i) { |
||
1049 | p_nvenc->nvEncDestroyInputBuffer(ctx->nvencoder, ctx->input_surfaces[i].input_surface); |
||
1050 | if (ctx->output_surfaces[i].output_surface) |
||
1051 | p_nvenc->nvEncDestroyBitstreamBuffer(ctx->nvencoder, ctx->output_surfaces[i].output_surface); |
||
1052 | } |
||
1053 | |||
1054 | if (ctx->nvencoder) |
||
1055 | p_nvenc->nvEncDestroyEncoder(ctx->nvencoder); |
||
1056 | |||
1057 | if (ctx->cu_context) |
||
1058 | dl_fn->cu_ctx_destroy(ctx->cu_context); |
||
1059 | |||
1060 | nvenc_unload_nvenc(avctx); |
||
1061 | |||
1062 | ctx->nvencoder = NULL; |
||
1063 | ctx->cu_context = NULL; |
||
1064 | |||
1065 | return res; |
||
1066 | } |
||
1067 | |||
1068 | static av_cold int nvenc_encode_close(AVCodecContext *avctx) |
||
1069 | { |
||
1070 | NvencContext *ctx = avctx->priv_data; |
||
1071 | NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; |
||
1072 | NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; |
||
1073 | int i; |
||
1074 | |||
1075 | av_freep(&ctx->timestamp_list.data); |
||
1076 | av_freep(&ctx->output_surface_ready_queue.data); |
||
1077 | av_freep(&ctx->output_surface_queue.data); |
||
1078 | |||
1079 | for (i = 0; i < ctx->max_surface_count; ++i) { |
||
1080 | p_nvenc->nvEncDestroyInputBuffer(ctx->nvencoder, ctx->input_surfaces[i].input_surface); |
||
1081 | p_nvenc->nvEncDestroyBitstreamBuffer(ctx->nvencoder, ctx->output_surfaces[i].output_surface); |
||
1082 | } |
||
1083 | ctx->max_surface_count = 0; |
||
1084 | |||
1085 | p_nvenc->nvEncDestroyEncoder(ctx->nvencoder); |
||
1086 | ctx->nvencoder = NULL; |
||
1087 | |||
1088 | dl_fn->cu_ctx_destroy(ctx->cu_context); |
||
1089 | ctx->cu_context = NULL; |
||
1090 | |||
1091 | nvenc_unload_nvenc(avctx); |
||
1092 | |||
1093 | return 0; |
||
1094 | } |
||
1095 | |||
1096 | static int process_output_surface(AVCodecContext *avctx, AVPacket *pkt, NvencOutputSurface *tmpoutsurf) |
||
1097 | { |
||
1098 | NvencContext *ctx = avctx->priv_data; |
||
1099 | NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; |
||
1100 | NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; |
||
1101 | |||
1102 | uint32_t slice_mode_data; |
||
1103 | uint32_t *slice_offsets; |
||
1104 | NV_ENC_LOCK_BITSTREAM lock_params = { 0 }; |
||
1105 | NVENCSTATUS nv_status; |
||
1106 | int res = 0; |
||
1107 | |||
1108 | switch (avctx->codec->id) { |
||
1109 | case AV_CODEC_ID_H264: |
||
1110 | slice_mode_data = ctx->encode_config.encodeCodecConfig.h264Config.sliceModeData; |
||
1111 | break; |
||
1112 | case AV_CODEC_ID_H265: |
||
1113 | slice_mode_data = ctx->encode_config.encodeCodecConfig.hevcConfig.sliceModeData; |
||
1114 | break; |
||
1115 | default: |
||
1116 | av_log(avctx, AV_LOG_ERROR, "nvenc: Unknown codec name\n"); |
||
1117 | res = AVERROR(EINVAL); |
||
1118 | goto error; |
||
1119 | } |
||
1120 | slice_offsets = av_mallocz(slice_mode_data * sizeof(*slice_offsets)); |
||
1121 | |||
1122 | if (!slice_offsets) |
||
1123 | return AVERROR(ENOMEM); |
||
1124 | |||
1125 | lock_params.version = NV_ENC_LOCK_BITSTREAM_VER; |
||
1126 | |||
1127 | lock_params.doNotWait = 0; |
||
1128 | lock_params.outputBitstream = tmpoutsurf->output_surface; |
||
1129 | lock_params.sliceOffsets = slice_offsets; |
||
1130 | |||
1131 | nv_status = p_nvenc->nvEncLockBitstream(ctx->nvencoder, &lock_params); |
||
1132 | if (nv_status != NV_ENC_SUCCESS) { |
||
1133 | av_log(avctx, AV_LOG_ERROR, "Failed locking bitstream buffer\n"); |
||
1134 | res = AVERROR_EXTERNAL; |
||
1135 | goto error; |
||
1136 | } |
||
1137 | |||
1138 | if (res = ff_alloc_packet2(avctx, pkt, lock_params.bitstreamSizeInBytes, 0)) { |
||
1139 | p_nvenc->nvEncUnlockBitstream(ctx->nvencoder, tmpoutsurf->output_surface); |
||
1140 | goto error; |
||
1141 | } |
||
1142 | |||
1143 | memcpy(pkt->data, lock_params.bitstreamBufferPtr, lock_params.bitstreamSizeInBytes); |
||
1144 | |||
1145 | nv_status = p_nvenc->nvEncUnlockBitstream(ctx->nvencoder, tmpoutsurf->output_surface); |
||
1146 | if (nv_status != NV_ENC_SUCCESS) |
||
1147 | av_log(avctx, AV_LOG_ERROR, "Failed unlocking bitstream buffer, expect the gates of mordor to open\n"); |
||
1148 | |||
1149 | switch (lock_params.pictureType) { |
||
1150 | case NV_ENC_PIC_TYPE_IDR: |
||
1151 | pkt->flags |= AV_PKT_FLAG_KEY; |
||
1152 | #if FF_API_CODED_FRAME |
||
1153 | FF_DISABLE_DEPRECATION_WARNINGS |
||
1154 | case NV_ENC_PIC_TYPE_I: |
||
1155 | avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I; |
||
1156 | break; |
||
1157 | case NV_ENC_PIC_TYPE_P: |
||
1158 | avctx->coded_frame->pict_type = AV_PICTURE_TYPE_P; |
||
1159 | break; |
||
1160 | case NV_ENC_PIC_TYPE_B: |
||
1161 | avctx->coded_frame->pict_type = AV_PICTURE_TYPE_B; |
||
1162 | break; |
||
1163 | case NV_ENC_PIC_TYPE_BI: |
||
1164 | avctx->coded_frame->pict_type = AV_PICTURE_TYPE_BI; |
||
1165 | break; |
||
1166 | default: |
||
1167 | av_log(avctx, AV_LOG_ERROR, "Unknown picture type encountered, expect the output to be broken.\n"); |
||
1168 | av_log(avctx, AV_LOG_ERROR, "Please report this error and include as much information on how to reproduce it as possible.\n"); |
||
1169 | res = AVERROR_EXTERNAL; |
||
1170 | goto error; |
||
1171 | FF_ENABLE_DEPRECATION_WARNINGS |
||
1172 | #endif |
||
1173 | } |
||
1174 | |||
1175 | pkt->pts = lock_params.outputTimeStamp; |
||
1176 | pkt->dts = timestamp_queue_dequeue(&ctx->timestamp_list); |
||
1177 | |||
1178 | /* when there're b frame(s), set dts offset */ |
||
1179 | if (ctx->encode_config.frameIntervalP >= 2) |
||
1180 | pkt->dts -= 1; |
||
1181 | |||
1182 | if (pkt->dts > pkt->pts) |
||
1183 | pkt->dts = pkt->pts; |
||
1184 | |||
1185 | if (ctx->last_dts != AV_NOPTS_VALUE && pkt->dts <= ctx->last_dts) |
||
1186 | pkt->dts = ctx->last_dts + 1; |
||
1187 | |||
1188 | ctx->last_dts = pkt->dts; |
||
1189 | |||
1190 | av_free(slice_offsets); |
||
1191 | |||
1192 | return 0; |
||
1193 | |||
1194 | error: |
||
1195 | |||
1196 | av_free(slice_offsets); |
||
1197 | timestamp_queue_dequeue(&ctx->timestamp_list); |
||
1198 | |||
1199 | return res; |
||
1200 | } |
||
1201 | |||
1202 | static int nvenc_encode_frame(AVCodecContext *avctx, AVPacket *pkt, |
||
1203 | const AVFrame *frame, int *got_packet) |
||
1204 | { |
||
1205 | NVENCSTATUS nv_status; |
||
1206 | NvencOutputSurface *tmpoutsurf; |
||
1207 | int res, i = 0; |
||
1208 | |||
1209 | NvencContext *ctx = avctx->priv_data; |
||
1210 | NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; |
||
1211 | NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs; |
||
1212 | |||
1213 | NV_ENC_PIC_PARAMS pic_params = { 0 }; |
||
1214 | pic_params.version = NV_ENC_PIC_PARAMS_VER; |
||
1215 | |||
1216 | if (frame) { |
||
1217 | NV_ENC_LOCK_INPUT_BUFFER lockBufferParams = { 0 }; |
||
1218 | NvencInputSurface *inSurf = NULL; |
||
1219 | |||
1220 | for (i = 0; i < ctx->max_surface_count; ++i) { |
||
1221 | if (!ctx->input_surfaces[i].lockCount) { |
||
1222 | inSurf = &ctx->input_surfaces[i]; |
||
1223 | break; |
||
1224 | } |
||
1225 | } |
||
1226 | |||
1227 | av_assert0(inSurf); |
||
1228 | |||
1229 | inSurf->lockCount = 1; |
||
1230 | |||
1231 | lockBufferParams.version = NV_ENC_LOCK_INPUT_BUFFER_VER; |
||
1232 | lockBufferParams.inputBuffer = inSurf->input_surface; |
||
1233 | |||
1234 | nv_status = p_nvenc->nvEncLockInputBuffer(ctx->nvencoder, &lockBufferParams); |
||
1235 | if (nv_status != NV_ENC_SUCCESS) { |
||
1236 | av_log(avctx, AV_LOG_ERROR, "Failed locking nvenc input buffer\n"); |
||
1237 | return 0; |
||
1238 | } |
||
1239 | |||
1240 | if (avctx->pix_fmt == AV_PIX_FMT_YUV420P) { |
||
1241 | uint8_t *buf = lockBufferParams.bufferDataPtr; |
||
1242 | |||
1243 | av_image_copy_plane(buf, lockBufferParams.pitch, |
||
1244 | frame->data[0], frame->linesize[0], |
||
1245 | avctx->width, avctx->height); |
||
1246 | |||
1247 | buf += inSurf->height * lockBufferParams.pitch; |
||
1248 | |||
1249 | av_image_copy_plane(buf, lockBufferParams.pitch >> 1, |
||
1250 | frame->data[2], frame->linesize[2], |
||
1251 | avctx->width >> 1, avctx->height >> 1); |
||
1252 | |||
1253 | buf += (inSurf->height * lockBufferParams.pitch) >> 2; |
||
1254 | |||
1255 | av_image_copy_plane(buf, lockBufferParams.pitch >> 1, |
||
1256 | frame->data[1], frame->linesize[1], |
||
1257 | avctx->width >> 1, avctx->height >> 1); |
||
1258 | } else if (avctx->pix_fmt == AV_PIX_FMT_NV12) { |
||
1259 | uint8_t *buf = lockBufferParams.bufferDataPtr; |
||
1260 | |||
1261 | av_image_copy_plane(buf, lockBufferParams.pitch, |
||
1262 | frame->data[0], frame->linesize[0], |
||
1263 | avctx->width, avctx->height); |
||
1264 | |||
1265 | buf += inSurf->height * lockBufferParams.pitch; |
||
1266 | |||
1267 | av_image_copy_plane(buf, lockBufferParams.pitch, |
||
1268 | frame->data[1], frame->linesize[1], |
||
1269 | avctx->width, avctx->height >> 1); |
||
1270 | } else if (avctx->pix_fmt == AV_PIX_FMT_YUV444P) { |
||
1271 | uint8_t *buf = lockBufferParams.bufferDataPtr; |
||
1272 | |||
1273 | av_image_copy_plane(buf, lockBufferParams.pitch, |
||
1274 | frame->data[0], frame->linesize[0], |
||
1275 | avctx->width, avctx->height); |
||
1276 | |||
1277 | buf += inSurf->height * lockBufferParams.pitch; |
||
1278 | |||
1279 | av_image_copy_plane(buf, lockBufferParams.pitch, |
||
1280 | frame->data[1], frame->linesize[1], |
||
1281 | avctx->width, avctx->height); |
||
1282 | |||
1283 | buf += inSurf->height * lockBufferParams.pitch; |
||
1284 | |||
1285 | av_image_copy_plane(buf, lockBufferParams.pitch, |
||
1286 | frame->data[2], frame->linesize[2], |
||
1287 | avctx->width, avctx->height); |
||
1288 | } else { |
||
1289 | av_log(avctx, AV_LOG_FATAL, "Invalid pixel format!\n"); |
||
1290 | return AVERROR(EINVAL); |
||
1291 | } |
||
1292 | |||
1293 | nv_status = p_nvenc->nvEncUnlockInputBuffer(ctx->nvencoder, inSurf->input_surface); |
||
1294 | if (nv_status != NV_ENC_SUCCESS) { |
||
1295 | av_log(avctx, AV_LOG_FATAL, "Failed unlocking input buffer!\n"); |
||
1296 | return AVERROR_EXTERNAL; |
||
1297 | } |
||
1298 | |||
1299 | for (i = 0; i < ctx->max_surface_count; ++i) |
||
1300 | if (!ctx->output_surfaces[i].busy) |
||
1301 | break; |
||
1302 | |||
1303 | if (i == ctx->max_surface_count) { |
||
1304 | inSurf->lockCount = 0; |
||
1305 | av_log(avctx, AV_LOG_FATAL, "No free output surface found!\n"); |
||
1306 | return AVERROR_EXTERNAL; |
||
1307 | } |
||
1308 | |||
1309 | ctx->output_surfaces[i].input_surface = inSurf; |
||
1310 | |||
1311 | pic_params.inputBuffer = inSurf->input_surface; |
||
1312 | pic_params.bufferFmt = inSurf->format; |
||
1313 | pic_params.inputWidth = avctx->width; |
||
1314 | pic_params.inputHeight = avctx->height; |
||
1315 | pic_params.outputBitstream = ctx->output_surfaces[i].output_surface; |
||
1316 | pic_params.completionEvent = 0; |
||
1317 | |||
1318 | if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) { |
||
1319 | if (frame->top_field_first) { |
||
1320 | pic_params.pictureStruct = NV_ENC_PIC_STRUCT_FIELD_TOP_BOTTOM; |
||
1321 | } else { |
||
1322 | pic_params.pictureStruct = NV_ENC_PIC_STRUCT_FIELD_BOTTOM_TOP; |
||
1323 | } |
||
1324 | } else { |
||
1325 | pic_params.pictureStruct = NV_ENC_PIC_STRUCT_FRAME; |
||
1326 | } |
||
1327 | |||
1328 | pic_params.encodePicFlags = 0; |
||
1329 | pic_params.inputTimeStamp = frame->pts; |
||
1330 | pic_params.inputDuration = 0; |
||
1331 | switch (avctx->codec->id) { |
||
1332 | case AV_CODEC_ID_H264: |
||
1333 | pic_params.codecPicParams.h264PicParams.sliceMode = ctx->encode_config.encodeCodecConfig.h264Config.sliceMode; |
||
1334 | pic_params.codecPicParams.h264PicParams.sliceModeData = ctx->encode_config.encodeCodecConfig.h264Config.sliceModeData; |
||
1335 | break; |
||
1336 | case AV_CODEC_ID_H265: |
||
1337 | pic_params.codecPicParams.hevcPicParams.sliceMode = ctx->encode_config.encodeCodecConfig.hevcConfig.sliceMode; |
||
1338 | pic_params.codecPicParams.hevcPicParams.sliceModeData = ctx->encode_config.encodeCodecConfig.hevcConfig.sliceModeData; |
||
1339 | break; |
||
1340 | default: |
||
1341 | av_log(avctx, AV_LOG_ERROR, "nvenc: Unknown codec name\n"); |
||
1342 | return AVERROR(EINVAL); |
||
1343 | } |
||
1344 | |||
1345 | res = timestamp_queue_enqueue(&ctx->timestamp_list, frame->pts); |
||
1346 | |||
1347 | if (res) |
||
1348 | return res; |
||
1349 | } else { |
||
1350 | pic_params.encodePicFlags = NV_ENC_PIC_FLAG_EOS; |
||
1351 | } |
||
1352 | |||
1353 | nv_status = p_nvenc->nvEncEncodePicture(ctx->nvencoder, &pic_params); |
||
1354 | |||
1355 | if (frame && nv_status == NV_ENC_ERR_NEED_MORE_INPUT) { |
||
1356 | res = out_surf_queue_enqueue(&ctx->output_surface_queue, &ctx->output_surfaces[i]); |
||
1357 | |||
1358 | if (res) |
||
1359 | return res; |
||
1360 | |||
1361 | ctx->output_surfaces[i].busy = 1; |
||
1362 | } |
||
1363 | |||
1364 | if (nv_status != NV_ENC_SUCCESS && nv_status != NV_ENC_ERR_NEED_MORE_INPUT) { |
||
1365 | av_log(avctx, AV_LOG_ERROR, "EncodePicture failed!\n"); |
||
1366 | return AVERROR_EXTERNAL; |
||
1367 | } |
||
1368 | |||
1369 | if (nv_status != NV_ENC_ERR_NEED_MORE_INPUT) { |
||
1370 | while (ctx->output_surface_queue.count) { |
||
1371 | tmpoutsurf = out_surf_queue_dequeue(&ctx->output_surface_queue); |
||
1372 | res = out_surf_queue_enqueue(&ctx->output_surface_ready_queue, tmpoutsurf); |
||
1373 | |||
1374 | if (res) |
||
1375 | return res; |
||
1376 | } |
||
1377 | |||
1378 | if (frame) { |
||
1379 | res = out_surf_queue_enqueue(&ctx->output_surface_ready_queue, &ctx->output_surfaces[i]); |
||
1380 | |||
1381 | if (res) |
||
1382 | return res; |
||
1383 | |||
1384 | ctx->output_surfaces[i].busy = 1; |
||
1385 | } |
||
1386 | } |
||
1387 | |||
1388 | if (ctx->output_surface_ready_queue.count && (!frame || ctx->output_surface_ready_queue.count + ctx->output_surface_queue.count >= ctx->buffer_delay)) { |
||
1389 | tmpoutsurf = out_surf_queue_dequeue(&ctx->output_surface_ready_queue); |
||
1390 | |||
1391 | res = process_output_surface(avctx, pkt, tmpoutsurf); |
||
1392 | |||
1393 | if (res) |
||
1394 | return res; |
||
1395 | |||
1396 | tmpoutsurf->busy = 0; |
||
1397 | av_assert0(tmpoutsurf->input_surface->lockCount); |
||
1398 | tmpoutsurf->input_surface->lockCount--; |
||
1399 | |||
1400 | *got_packet = 1; |
||
1401 | } else { |
||
1402 | *got_packet = 0; |
||
1403 | } |
||
1404 | |||
1405 | return 0; |
||
1406 | } |
||
1407 | |||
1408 | static const enum AVPixelFormat pix_fmts_nvenc[] = { |
||
1409 | AV_PIX_FMT_YUV420P, |
||
1410 | AV_PIX_FMT_NV12, |
||
1411 | AV_PIX_FMT_YUV444P, |
||
1412 | AV_PIX_FMT_NONE |
||
1413 | }; |
||
1414 | |||
1415 | #define OFFSET(x) offsetof(NvencContext, x) |
||
1416 | #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM |
||
1417 | static const AVOption options[] = { |
||
1418 | { "preset", "Set the encoding preset (one of hq, hp, bd, ll, llhq, llhp, default)", OFFSET(preset), AV_OPT_TYPE_STRING, { .str = "hq" }, 0, 0, VE }, |
||
1419 | { "profile", "Set the encoding profile (high, main or baseline)", OFFSET(profile), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE }, |
||
1420 | { "level", "Set the encoding level restriction (auto, 1.0, 1.0b, 1.1, 1.2, ..., 4.2, 5.0, 5.1)", OFFSET(level), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE }, |
||
1421 | { "tier", "Set the encoding tier (main or high)", OFFSET(tier), AV_OPT_TYPE_STRING, { 0 }, 0, 0, VE }, |
||
1422 | { "cbr", "Use cbr encoding mode", OFFSET(cbr), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE }, |
||
1423 | { "2pass", "Use 2pass cbr encoding mode", OFFSET(twopass), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1, VE }, |
||
1424 | { "gpu", "Selects which NVENC capable GPU to use. First GPU is 0, second is 1, and so on.", OFFSET(gpu), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, |
||
1425 | { "delay", "Delays frame output by the given amount of frames.", OFFSET(buffer_delay), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, INT_MAX, VE }, |
||
1426 | { NULL } |
||
1427 | }; |
||
1428 | |||
1429 | static const AVCodecDefault nvenc_defaults[] = { |
||
1430 | { "b", "0" }, |
||
1431 | { "qmin", "-1" }, |
||
1432 | { "qmax", "-1" }, |
||
1433 | { "qdiff", "-1" }, |
||
1434 | { "qblur", "-1" }, |
||
1435 | { "qcomp", "-1" }, |
||
1436 | { NULL }, |
||
1437 | }; |
||
1438 | |||
1439 | #if CONFIG_NVENC_ENCODER |
||
1440 | static const AVClass nvenc_class = { |
||
1441 | .class_name = "nvenc", |
||
1442 | .item_name = av_default_item_name, |
||
1443 | .option = options, |
||
1444 | .version = LIBAVUTIL_VERSION_INT, |
||
1445 | }; |
||
1446 | |||
1447 | AVCodec ff_nvenc_encoder = { |
||
1448 | .name = "nvenc", |
||
1449 | .long_name = NULL_IF_CONFIG_SMALL("Nvidia NVENC h264 encoder"), |
||
1450 | .type = AVMEDIA_TYPE_VIDEO, |
||
1451 | .id = AV_CODEC_ID_H264, |
||
1452 | .priv_data_size = sizeof(NvencContext), |
||
1453 | .init = nvenc_encode_init, |
||
1454 | .encode2 = nvenc_encode_frame, |
||
1455 | .close = nvenc_encode_close, |
||
1456 | .capabilities = AV_CODEC_CAP_DELAY, |
||
1457 | .priv_class = &nvenc_class, |
||
1458 | .defaults = nvenc_defaults, |
||
1459 | .pix_fmts = pix_fmts_nvenc, |
||
1460 | }; |
||
1461 | #endif |
||
1462 | |||
1463 | /* Add an alias for nvenc_h264 */ |
||
1464 | #if CONFIG_NVENC_H264_ENCODER |
||
1465 | static const AVClass nvenc_h264_class = { |
||
1466 | .class_name = "nvenc_h264", |
||
1467 | .item_name = av_default_item_name, |
||
1468 | .option = options, |
||
1469 | .version = LIBAVUTIL_VERSION_INT, |
||
1470 | }; |
||
1471 | |||
1472 | AVCodec ff_nvenc_h264_encoder = { |
||
1473 | .name = "nvenc_h264", |
||
1474 | .long_name = NULL_IF_CONFIG_SMALL("Nvidia NVENC h264 encoder"), |
||
1475 | .type = AVMEDIA_TYPE_VIDEO, |
||
1476 | .id = AV_CODEC_ID_H264, |
||
1477 | .priv_data_size = sizeof(NvencContext), |
||
1478 | .init = nvenc_encode_init, |
||
1479 | .encode2 = nvenc_encode_frame, |
||
1480 | .close = nvenc_encode_close, |
||
1481 | .capabilities = AV_CODEC_CAP_DELAY, |
||
1482 | .priv_class = &nvenc_h264_class, |
||
1483 | .defaults = nvenc_defaults, |
||
1484 | .pix_fmts = pix_fmts_nvenc, |
||
1485 | }; |
||
1486 | #endif |
||
1487 | |||
1488 | #if CONFIG_NVENC_HEVC_ENCODER |
||
1489 | static const AVClass nvenc_hevc_class = { |
||
1490 | .class_name = "nvenc_hevc", |
||
1491 | .item_name = av_default_item_name, |
||
1492 | .option = options, |
||
1493 | .version = LIBAVUTIL_VERSION_INT, |
||
1494 | }; |
||
1495 | |||
1496 | AVCodec ff_nvenc_hevc_encoder = { |
||
1497 | .name = "nvenc_hevc", |
||
1498 | .long_name = NULL_IF_CONFIG_SMALL("Nvidia NVENC hevc encoder"), |
||
1499 | .type = AVMEDIA_TYPE_VIDEO, |
||
1500 | .id = AV_CODEC_ID_H265, |
||
1501 | .priv_data_size = sizeof(NvencContext), |
||
1502 | .init = nvenc_encode_init, |
||
1503 | .encode2 = nvenc_encode_frame, |
||
1504 | .close = nvenc_encode_close, |
||
1505 | .capabilities = AV_CODEC_CAP_DELAY, |
||
1506 | .priv_class = &nvenc_hevc_class, |
||
1507 | .defaults = nvenc_defaults, |
||
1508 | .pix_fmts = pix_fmts_nvenc, |
||
1509 | }; |
||
1510 | #endif>>=>>>>>><>>><> |