mirror of
https://github.com/FFmpeg/FFmpeg.git
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243 lines
25 KiB
C
243 lines
25 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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#include "libavutil/internal.h"
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#include "avcodec.h"
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#include "codec_internal.h"
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#include "nvenc.h"
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#define OFFSET(x) offsetof(NvencContext, x)
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#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
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static const AVOption options[] = {
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#ifdef NVENC_HAVE_NEW_PRESETS
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{ "preset", "Set the encoding preset", OFFSET(preset), AV_OPT_TYPE_INT, { .i64 = PRESET_P4 }, PRESET_DEFAULT, PRESET_P7, VE, "preset" },
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#else
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{ "preset", "Set the encoding preset", OFFSET(preset), AV_OPT_TYPE_INT, { .i64 = PRESET_MEDIUM }, PRESET_DEFAULT, PRESET_LOSSLESS_HP, VE, "preset" },
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#endif
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{ "default", "", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_DEFAULT }, 0, 0, VE, "preset" },
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{ "slow", "hq 2 passes", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_SLOW }, 0, 0, VE, "preset" },
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{ "medium", "hq 1 pass", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_MEDIUM }, 0, 0, VE, "preset" },
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{ "fast", "hp 1 pass", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_FAST }, 0, 0, VE, "preset" },
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{ "hp", "", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_HP }, 0, 0, VE, "preset" },
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{ "hq", "", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_HQ }, 0, 0, VE, "preset" },
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{ "bd", "", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_BD }, 0, 0, VE, "preset" },
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{ "ll", "low latency", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_DEFAULT }, 0, 0, VE, "preset" },
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{ "llhq", "low latency hq", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_HQ }, 0, 0, VE, "preset" },
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{ "llhp", "low latency hp", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_HP }, 0, 0, VE, "preset" },
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{ "lossless", "lossless", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOSSLESS_DEFAULT }, 0, 0, VE, "preset" },
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{ "losslesshp", "lossless hp", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOSSLESS_HP }, 0, 0, VE, "preset" },
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#ifdef NVENC_HAVE_NEW_PRESETS
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{ "p1", "fastest (lowest quality)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P1 }, 0, 0, VE, "preset" },
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{ "p2", "faster (lower quality)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P2 }, 0, 0, VE, "preset" },
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{ "p3", "fast (low quality)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P3 }, 0, 0, VE, "preset" },
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{ "p4", "medium (default)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P4 }, 0, 0, VE, "preset" },
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{ "p5", "slow (good quality)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P5 }, 0, 0, VE, "preset" },
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{ "p6", "slower (better quality)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P6 }, 0, 0, VE, "preset" },
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{ "p7", "slowest (best quality)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P7 }, 0, 0, VE, "preset" },
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{ "tune", "Set the encoding tuning info", OFFSET(tuning_info), AV_OPT_TYPE_INT, { .i64 = NV_ENC_TUNING_INFO_HIGH_QUALITY }, NV_ENC_TUNING_INFO_HIGH_QUALITY, NV_ENC_TUNING_INFO_LOSSLESS, VE, "tune" },
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{ "hq", "High quality", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TUNING_INFO_HIGH_QUALITY }, 0, 0, VE, "tune" },
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{ "ll", "Low latency", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TUNING_INFO_LOW_LATENCY }, 0, 0, VE, "tune" },
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{ "ull", "Ultra low latency", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TUNING_INFO_ULTRA_LOW_LATENCY }, 0, 0, VE, "tune" },
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{ "lossless", "Lossless", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TUNING_INFO_LOSSLESS }, 0, 0, VE, "tune" },
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#endif
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{ "profile", "Set the encoding profile", OFFSET(profile), AV_OPT_TYPE_INT, { .i64 = NV_ENC_HEVC_PROFILE_MAIN }, NV_ENC_HEVC_PROFILE_MAIN, AV_PROFILE_HEVC_REXT, VE, "profile" },
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{ "main", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_MAIN }, 0, 0, VE, "profile" },
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{ "main10", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_MAIN_10 }, 0, 0, VE, "profile" },
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{ "rext", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_REXT }, 0, 0, VE, "profile" },
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{ "level", "Set the encoding level restriction", OFFSET(level), AV_OPT_TYPE_INT, { .i64 = NV_ENC_LEVEL_AUTOSELECT }, NV_ENC_LEVEL_AUTOSELECT, NV_ENC_LEVEL_HEVC_62, VE, "level" },
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{ "auto", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_AUTOSELECT }, 0, 0, VE, "level" },
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{ "1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_1 }, 0, 0, VE, "level" },
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{ "1.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_1 }, 0, 0, VE, "level" },
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{ "2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_2 }, 0, 0, VE, "level" },
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{ "2.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_2 }, 0, 0, VE, "level" },
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{ "2.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_21 }, 0, 0, VE, "level" },
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{ "3", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_3 }, 0, 0, VE, "level" },
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{ "3.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_3 }, 0, 0, VE, "level" },
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{ "3.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_31 }, 0, 0, VE, "level" },
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{ "4", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_4 }, 0, 0, VE, "level" },
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{ "4.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_4 }, 0, 0, VE, "level" },
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{ "4.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_41 }, 0, 0, VE, "level" },
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{ "5", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_5 }, 0, 0, VE, "level" },
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{ "5.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_5 }, 0, 0, VE, "level" },
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{ "5.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_51 }, 0, 0, VE, "level" },
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{ "5.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_52 }, 0, 0, VE, "level" },
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{ "6", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_6 }, 0, 0, VE, "level" },
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{ "6.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_6 }, 0, 0, VE, "level" },
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{ "6.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_61 }, 0, 0, VE, "level" },
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{ "6.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_62 }, 0, 0, VE, "level" },
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{ "tier", "Set the encoding tier", OFFSET(tier), AV_OPT_TYPE_INT, { .i64 = NV_ENC_TIER_HEVC_MAIN }, NV_ENC_TIER_HEVC_MAIN, NV_ENC_TIER_HEVC_HIGH, VE, "tier"},
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{ "main", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TIER_HEVC_MAIN }, 0, 0, VE, "tier" },
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{ "high", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TIER_HEVC_HIGH }, 0, 0, VE, "tier" },
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{ "rc", "Override the preset rate-control", OFFSET(rc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "rc" },
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{ "constqp", "Constant QP mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CONSTQP }, 0, 0, VE, "rc" },
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{ "vbr", "Variable bitrate mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_VBR }, 0, 0, VE, "rc" },
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{ "cbr", "Constant bitrate mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CBR }, 0, 0, VE, "rc" },
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#ifndef NVENC_NO_DEPRECATED_RC
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{ "vbr_minqp", "Variable bitrate mode with MinQP (deprecated)", 0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_VBR_MINQP) }, 0, 0, VE, "rc" },
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{ "ll_2pass_quality", "Multi-pass optimized for image quality (deprecated)",
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0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_2_PASS_QUALITY) }, 0, 0, VE, "rc" },
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{ "ll_2pass_size", "Multi-pass optimized for constant frame size (deprecated)",
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0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_2_PASS_FRAMESIZE_CAP) }, 0, 0, VE, "rc" },
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{ "vbr_2pass", "Multi-pass variable bitrate mode (deprecated)", 0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_2_PASS_VBR) }, 0, 0, VE, "rc" },
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{ "cbr_ld_hq", "Constant bitrate low delay high quality mode", 0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_CBR_LOWDELAY_HQ) }, 0, 0, VE, "rc" },
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{ "cbr_hq", "Constant bitrate high quality mode", 0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_CBR_HQ) }, 0, 0, VE, "rc" },
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{ "vbr_hq", "Variable bitrate high quality mode", 0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_VBR_HQ) }, 0, 0, VE, "rc" },
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#else
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{ "vbr_minqp", "Variable bitrate mode with MinQP (deprecated)", 0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_VBR) }, 0, 0, VE, "rc" },
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{ "ll_2pass_quality", "Multi-pass optimized for image quality (deprecated)",
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0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_VBR) }, 0, 0, VE, "rc" },
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{ "ll_2pass_size", "Multi-pass optimized for constant frame size (deprecated)",
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0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_CBR) }, 0, 0, VE, "rc" },
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{ "vbr_2pass", "Multi-pass variable bitrate mode (deprecated)", 0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_VBR) }, 0, 0, VE, "rc" },
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{ "cbr_ld_hq", "Constant bitrate low delay high quality mode", 0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_CBR) }, 0, 0, VE, "rc" },
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{ "cbr_hq", "Constant bitrate high quality mode", 0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_CBR) }, 0, 0, VE, "rc" },
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{ "vbr_hq", "Variable bitrate high quality mode", 0, AV_OPT_TYPE_CONST, { .i64 = RCD(NV_ENC_PARAMS_RC_VBR) }, 0, 0, VE, "rc" },
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#endif
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{ "rc-lookahead", "Number of frames to look ahead for rate-control",
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OFFSET(rc_lookahead), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
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{ "surfaces", "Number of concurrent surfaces", OFFSET(nb_surfaces), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, MAX_REGISTERED_FRAMES, VE },
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{ "cbr", "Use cbr encoding mode", OFFSET(cbr), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "2pass", "Use 2pass encoding mode", OFFSET(twopass), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, VE },
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{ "gpu", "Selects which NVENC capable GPU to use. First GPU is 0, second is 1, and so on.",
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OFFSET(device), AV_OPT_TYPE_INT, { .i64 = ANY_DEVICE }, -2, INT_MAX, VE, "gpu" },
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{ "any", "Pick the first device available", 0, AV_OPT_TYPE_CONST, { .i64 = ANY_DEVICE }, 0, 0, VE, "gpu" },
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{ "list", "List the available devices", 0, AV_OPT_TYPE_CONST, { .i64 = LIST_DEVICES }, 0, 0, VE, "gpu" },
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{ "rgb_mode", "Configure how nvenc handles packed RGB input.",
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OFFSET(rgb_mode), AV_OPT_TYPE_INT, { .i64 = NVENC_RGB_MODE_420 }, 0, INT_MAX, VE, "rgb_mode" },
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{ "yuv420", "Convert to yuv420", 0, AV_OPT_TYPE_CONST, { .i64 = NVENC_RGB_MODE_420 }, 0, 0, VE, "rgb_mode" },
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{ "yuv444", "Convert to yuv444", 0, AV_OPT_TYPE_CONST, { .i64 = NVENC_RGB_MODE_444 }, 0, 0, VE, "rgb_mode" },
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{ "disabled", "Disables support, throws an error.", 0, AV_OPT_TYPE_CONST, { .i64 = NVENC_RGB_MODE_DISABLED }, 0, 0, VE, "rgb_mode" },
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{ "delay", "Delay frame output by the given amount of frames",
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OFFSET(async_depth), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, INT_MAX, VE },
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{ "no-scenecut", "When lookahead is enabled, set this to 1 to disable adaptive I-frame insertion at scene cuts",
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OFFSET(no_scenecut), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "forced-idr", "If forcing keyframes, force them as IDR frames.",
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OFFSET(forced_idr), AV_OPT_TYPE_BOOL, { .i64 = 0 }, -1, 1, VE },
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{ "spatial_aq", "set to 1 to enable Spatial AQ", OFFSET(aq), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "spatial-aq", "set to 1 to enable Spatial AQ", OFFSET(aq), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "temporal_aq", "set to 1 to enable Temporal AQ", OFFSET(temporal_aq), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "temporal-aq", "set to 1 to enable Temporal AQ", OFFSET(temporal_aq), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "zerolatency", "Set 1 to indicate zero latency operation (no reordering delay)",
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OFFSET(zerolatency), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "nonref_p", "Set this to 1 to enable automatic insertion of non-reference P-frames",
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OFFSET(nonref_p), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "strict_gop", "Set 1 to minimize GOP-to-GOP rate fluctuations",
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OFFSET(strict_gop), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "aq-strength", "When Spatial AQ is enabled, this field is used to specify AQ strength. AQ strength scale is from 1 (low) - 15 (aggressive)",
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OFFSET(aq_strength), AV_OPT_TYPE_INT, { .i64 = 8 }, 1, 15, VE },
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{ "cq", "Set target quality level (0 to 51, 0 means automatic) for constant quality mode in VBR rate control",
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OFFSET(quality), AV_OPT_TYPE_FLOAT, { .dbl = 0.}, 0., 51., VE },
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{ "aud", "Use access unit delimiters", OFFSET(aud), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "bluray-compat", "Bluray compatibility workarounds", OFFSET(bluray_compat),AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "init_qpP", "Initial QP value for P frame", OFFSET(init_qp_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
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{ "init_qpB", "Initial QP value for B frame", OFFSET(init_qp_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
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{ "init_qpI", "Initial QP value for I frame", OFFSET(init_qp_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
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{ "qp", "Constant quantization parameter rate control method",
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OFFSET(cqp), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
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{ "qp_cb_offset", "Quantization parameter offset for cb channel",
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OFFSET(qp_cb_offset), AV_OPT_TYPE_INT, { .i64 = 0 }, -12, 12, VE },
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{ "qp_cr_offset", "Quantization parameter offset for cr channel",
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OFFSET(qp_cr_offset), AV_OPT_TYPE_INT, { .i64 = 0 }, -12, 12, VE },
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{ "weighted_pred","Set 1 to enable weighted prediction",
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OFFSET(weighted_pred),AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
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#ifdef NVENC_HAVE_HEVC_BFRAME_REF_MODE
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{ "b_ref_mode", "Use B frames as references", OFFSET(b_ref_mode), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, NV_ENC_BFRAME_REF_MODE_MIDDLE, VE, "b_ref_mode" },
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{ "disabled", "B frames will not be used for reference", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_BFRAME_REF_MODE_DISABLED }, 0, 0, VE, "b_ref_mode" },
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{ "each", "Each B frame will be used for reference", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_BFRAME_REF_MODE_EACH }, 0, 0, VE, "b_ref_mode" },
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{ "middle", "Only (number of B frames)/2 will be used for reference", 0,AV_OPT_TYPE_CONST, { .i64 = NV_ENC_BFRAME_REF_MODE_MIDDLE }, 0, 0, VE, "b_ref_mode" },
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#else
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{ "b_ref_mode", "(not supported)", OFFSET(b_ref_mode), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "b_ref_mode" },
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{ "disabled", "", 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, 0, 0, VE, "b_ref_mode" },
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{ "each", "", 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, 0, 0, VE, "b_ref_mode" },
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{ "middle", "", 0, AV_OPT_TYPE_CONST, { .i64 = 2 }, 0, 0, VE, "b_ref_mode" },
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#endif
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{ "a53cc", "Use A53 Closed Captions (if available)", OFFSET(a53_cc), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE },
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{ "s12m_tc", "Use timecode (if available)", OFFSET(s12m_tc), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE },
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{ "dpb_size", "Specifies the DPB size used for encoding (0 means automatic)",
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OFFSET(dpb_size), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
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#ifdef NVENC_HAVE_MULTIPASS
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{ "multipass", "Set the multipass encoding", OFFSET(multipass), AV_OPT_TYPE_INT, { .i64 = NV_ENC_MULTI_PASS_DISABLED }, NV_ENC_MULTI_PASS_DISABLED, NV_ENC_TWO_PASS_FULL_RESOLUTION, VE, "multipass" },
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{ "disabled", "Single Pass", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_MULTI_PASS_DISABLED }, 0, 0, VE, "multipass" },
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{ "qres", "Two Pass encoding is enabled where first Pass is quarter resolution",
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0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TWO_PASS_QUARTER_RESOLUTION }, 0, 0, VE, "multipass" },
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{ "fullres", "Two Pass encoding is enabled where first Pass is full resolution",
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0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TWO_PASS_FULL_RESOLUTION }, 0, 0, VE, "multipass" },
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#endif
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#ifdef NVENC_HAVE_LDKFS
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{ "ldkfs", "Low delay key frame scale; Specifies the Scene Change frame size increase allowed in case of single frame VBV and CBR",
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OFFSET(ldkfs), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UCHAR_MAX, VE },
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#endif
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{ "extra_sei", "Pass on extra SEI data (e.g. a53 cc) to be included in the bitstream",
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OFFSET(extra_sei), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE },
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{ "udu_sei", "Pass on user data unregistered SEI if available",
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OFFSET(udu_sei), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "intra-refresh","Use Periodic Intra Refresh instead of IDR frames",
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OFFSET(intra_refresh),AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "single-slice-intra-refresh", "Use single slice intra refresh",
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OFFSET(single_slice_intra_refresh), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
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{ "max_slice_size", "Maximum encoded slice size in bytes",
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OFFSET(max_slice_size), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
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{ "constrained-encoding", "Enable constrainedFrame encoding where each slice in the constrained picture is independent of other slices",
|
|
OFFSET(constrained_encoding), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
|
|
{ NULL }
|
|
};
|
|
|
|
static const FFCodecDefault defaults[] = {
|
|
{ "b", "2M" },
|
|
{ "qmin", "-1" },
|
|
{ "qmax", "-1" },
|
|
{ "qdiff", "-1" },
|
|
{ "qblur", "-1" },
|
|
{ "qcomp", "-1" },
|
|
{ "g", "-1" },
|
|
{ "bf", "-1" },
|
|
{ "refs", "0" },
|
|
{ NULL },
|
|
};
|
|
|
|
static const AVClass hevc_nvenc_class = {
|
|
.class_name = "hevc_nvenc",
|
|
.item_name = av_default_item_name,
|
|
.option = options,
|
|
.version = LIBAVUTIL_VERSION_INT,
|
|
};
|
|
|
|
const FFCodec ff_hevc_nvenc_encoder = {
|
|
.p.name = "hevc_nvenc",
|
|
CODEC_LONG_NAME("NVIDIA NVENC hevc encoder"),
|
|
.p.type = AVMEDIA_TYPE_VIDEO,
|
|
.p.id = AV_CODEC_ID_HEVC,
|
|
.init = ff_nvenc_encode_init,
|
|
FF_CODEC_RECEIVE_PACKET_CB(ff_nvenc_receive_packet),
|
|
.close = ff_nvenc_encode_close,
|
|
.flush = ff_nvenc_encode_flush,
|
|
.priv_data_size = sizeof(NvencContext),
|
|
.p.priv_class = &hevc_nvenc_class,
|
|
.defaults = defaults,
|
|
.p.pix_fmts = ff_nvenc_pix_fmts,
|
|
.p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE |
|
|
AV_CODEC_CAP_ENCODER_FLUSH | AV_CODEC_CAP_DR1 |
|
|
AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
|
|
.caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE |
|
|
FF_CODEC_CAP_INIT_CLEANUP,
|
|
.p.wrapper_name = "nvenc",
|
|
.hw_configs = ff_nvenc_hw_configs,
|
|
};
|