nvenc: Add an explicit auto alias
[libav.git] / libavcodec / nvenc_hevc.c
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1/*
2 * This file is part of Libav.
3 *
4 * Libav is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * Libav is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with Libav; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19#include "libavutil/internal.h"
20#include "libavutil/opt.h"
21
22#include "avcodec.h"
23#include "internal.h"
24
25#include "nvenc.h"
26
27#define OFFSET(x) offsetof(NVENCContext, x)
28#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
29static const AVOption options[] = {
e02e2515 30 { "preset", "Set the encoding preset", OFFSET(preset), AV_OPT_TYPE_INT, { .i64 = PRESET_MEDIUM }, PRESET_DEFAULT, PRESET_LOSSLESS_HP, VE, "preset" },
b08caa87 31 { "default", "", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_DEFAULT }, 0, 0, VE, "preset" },
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32 { "slow", "hq 2 passes", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_SLOW }, 0, 0, VE, "preset" },
33 { "medium", "hq 1 pass", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_MEDIUM }, 0, 0, VE, "preset" },
34 { "fast", "hp 1 pass", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_FAST }, 0, 0, VE, "preset" },
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35 { "hp", "", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_HP }, 0, 0, VE, "preset" },
36 { "hq", "", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_HQ }, 0, 0, VE, "preset" },
37 { "bd", "", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_BD }, 0, 0, VE, "preset" },
38 { "ll", "low latency", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_DEFAULT }, 0, 0, VE, "preset" },
39 { "llhq", "low latency hq", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_HQ }, 0, 0, VE, "preset" },
40 { "llhp", "low latency hp", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_HP }, 0, 0, VE, "preset" },
41 { "lossless", "lossless", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOSSLESS_DEFAULT }, 0, 0, VE, "preset" },
42 { "losslesshp", "lossless hp", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOSSLESS_HP }, 0, 0, VE, "preset" },
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43 { "profile", "Set the encoding profile", OFFSET(profile), AV_OPT_TYPE_INT, { .i64 = NV_ENC_HEVC_PROFILE_MAIN }, NV_ENC_HEVC_PROFILE_MAIN, FF_PROFILE_HEVC_REXT, VE, "profile" },
44 { "main", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_MAIN }, 0, 0, VE, "profile" },
45#if NVENCAPI_MAJOR_VERSION >= 7
46 { "main10", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_MAIN_10 }, 0, 0, VE, "profile" },
47 { "rext", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_REXT }, 0, 0, VE, "profile" },
48#endif /* NVENCAPI_MAJOR_VERSION >= 7 */
b08caa87 49 { "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" },
bb65eb62 50 { "auto", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_AUTOSELECT }, 0, 0, VE, "level" },
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51 { "1.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_1 }, 0, 0, VE, "level" },
52 { "2.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_2 }, 0, 0, VE, "level" },
53 { "2.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_21 }, 0, 0, VE, "level" },
54 { "3.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_3 }, 0, 0, VE, "level" },
55 { "3.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_31 }, 0, 0, VE, "level" },
56 { "4.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_4 }, 0, 0, VE, "level" },
57 { "4.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_41 }, 0, 0, VE, "level" },
58 { "5.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_5 }, 0, 0, VE, "level" },
59 { "5.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_51 }, 0, 0, VE, "level" },
60 { "5.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_52 }, 0, 0, VE, "level" },
61 { "6.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_6 }, 0, 0, VE, "level" },
62 { "6.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_61 }, 0, 0, VE, "level" },
63 { "6.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_62 }, 0, 0, VE, "level" },
64 { "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"},
65 { "main", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TIER_HEVC_MAIN }, 0, 0, VE, "tier" },
66 { "high", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TIER_HEVC_HIGH }, 0, 0, VE, "tier" },
e42b9bc8 67 { "rc", "Override the preset rate-control", OFFSET(rc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "rc" },
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68 { "constqp", "Constant QP mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CONSTQP }, 0, 0, VE, "rc" },
69 { "vbr", "Variable bitrate mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_VBR }, 0, 0, VE, "rc" },
70 { "cbr", "Constant bitrate mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CBR }, 0, 0, VE, "rc" },
71 { "vbr_minqp", "Variable bitrate mode with MinQP", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_VBR_MINQP }, 0, 0, VE, "rc" },
72 { "ll_2pass_quality", "Multi-pass optimized for image quality (only for low-latency presets)", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_2_PASS_QUALITY }, 0, 0, VE, "rc" },
73 { "ll_2pass_size", "Multi-pass optimized for constant frame size (only for low-latency presets)", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_2_PASS_FRAMESIZE_CAP }, 0, 0, VE, "rc" },
74 { "vbr_2pass", "Multi-pass variable bitrate mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_2_PASS_VBR }, 0, 0, VE, "rc" },
75 { "surfaces", "Number of concurrent surfaces", OFFSET(nb_surfaces), AV_OPT_TYPE_INT, { .i64 = 32 }, 0, INT_MAX, VE },
76 { "device", "Select a specific NVENC device", OFFSET(device), AV_OPT_TYPE_INT, { .i64 = -1 }, -2, INT_MAX, VE, "device" },
77 { "any", "Pick the first device available", 0, AV_OPT_TYPE_CONST, { .i64 = ANY_DEVICE }, 0, 0, VE, "device" },
78 { "list", "List the available devices", 0, AV_OPT_TYPE_CONST, { .i64 = LIST_DEVICES }, 0, 0, VE, "device" },
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79 { "async_depth", "Delay frame output by the given amount of frames", OFFSET(async_depth), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, INT_MAX, VE },
80 { "delay", "Delay frame output by the given amount of frames", OFFSET(async_depth), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, INT_MAX, VE },
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81#if NVENCAPI_MAJOR_VERSION >= 7
82 { "rc-lookahead", "Number of frames to look ahead for rate-control", OFFSET(rc_lookahead), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE },
83 { "no-scenecut", "When lookahead is enabled, set this to 1 to disable adaptive I-frame insertion at scene cuts", OFFSET(no_scenecut), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
84 { "spatial_aq", "set to 1 to enable Spatial AQ", OFFSET(aq), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
85 { "zerolatency", "Set 1 to indicate zero latency operation (no reordering delay)", OFFSET(zerolatency), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
86 { "nonref_p", "Set this to 1 to enable automatic insertion of non-reference P-frames", OFFSET(nonref_p), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
87 { "strict_gop", "Set 1 to minimize GOP-to-GOP rate fluctuations", OFFSET(strict_gop), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
88 { "aq-strength", "When Spatial AQ is enabled, this field is used to specify AQ strength. AQ strength scale is from 1 (low) - 15 (aggressive)", OFFSET(aq_strength), AV_OPT_TYPE_INT, { .i64 = 8 }, 1, 15, VE },
89 { "cq", "Set target quality level (0 to 51, 0 means automatic) for constant quality mode in VBR rate control", OFFSET(quality), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 51, VE },
90#endif /* NVENCAPI_MAJOR_VERSION >= 7 */
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91 { "init_qpP", "Initial QP value for P-frames", OFFSET(init_qp_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
92 { "init_qpB", "Initial QP value for B-frames", OFFSET(init_qp_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
93 { "init_qpI", "Initial QP value for I-frames", OFFSET(init_qp_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
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94 { NULL }
95};
96
97static const AVClass nvenc_hevc_class = {
98 .class_name = "nvenc_hevc",
99 .item_name = av_default_item_name,
100 .option = options,
101 .version = LIBAVUTIL_VERSION_INT,
102};
103
104static const AVCodecDefault defaults[] = {
105 { "b", "0" },
106 { "qmin", "-1" },
107 { "qmax", "-1" },
108 { "qdiff", "-1" },
109 { "qblur", "-1" },
110 { "qcomp", "-1" },
98ea9806 111 { "refs", "0" },
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112 { NULL },
113};
114
115AVCodec ff_hevc_nvenc_encoder = {
ee359c72 116 .name = "hevc_nvenc",
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117 .long_name = NULL_IF_CONFIG_SMALL("NVIDIA NVENC HEVC encoder"),
118 .type = AVMEDIA_TYPE_VIDEO,
119 .id = AV_CODEC_ID_HEVC,
120 .init = ff_nvenc_encode_init,
121 .encode2 = ff_nvenc_encode_frame,
122 .close = ff_nvenc_encode_close,
123 .priv_data_size = sizeof(NVENCContext),
124 .priv_class = &nvenc_hevc_class,
125 .defaults = defaults,
28259c13 126 .pix_fmts = ff_nvenc_pix_fmts,
def97856 127 .capabilities = AV_CODEC_CAP_DELAY,
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128 .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
129};
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130
131#if FF_API_NVENC_OLD_NAME
132
133static int nvenc_old_init(AVCodecContext *avctx)
134{
135 av_log(avctx, AV_LOG_WARNING, "This encoder is deprecated, use 'hevc_nvenc' instead\n");
136 return ff_nvenc_encode_init(avctx);
137}
138
139static const AVClass nvenc_hevc_old_class = {
140 .class_name = "nvenc_hevc",
141 .item_name = av_default_item_name,
142 .option = options,
143 .version = LIBAVUTIL_VERSION_INT,
144};
145
146AVCodec ff_nvenc_hevc_encoder = {
147 .name = "nvenc_hevc",
148 .long_name = NULL_IF_CONFIG_SMALL("NVIDIA NVENC HEVC encoder"),
149 .type = AVMEDIA_TYPE_VIDEO,
150 .id = AV_CODEC_ID_HEVC,
151 .init = nvenc_old_init,
152 .encode2 = ff_nvenc_encode_frame,
153 .close = ff_nvenc_encode_close,
154 .priv_data_size = sizeof(NVENCContext),
155 .priv_class = &nvenc_hevc_old_class,
156 .defaults = defaults,
28259c13 157 .pix_fmts = ff_nvenc_pix_fmts,
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158 .capabilities = AV_CODEC_CAP_DELAY,
159 .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
160};
161#endif