2 * This file is part of FFmpeg.
4 * FFmpeg 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.
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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.
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16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 #include "libavutil/internal.h"
26 #define OFFSET(x) offsetof(NvencContext, x)
27 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
28 static const AVOption options[] = {
29 { "preset", "Set the encoding preset", OFFSET(preset), AV_OPT_TYPE_INT, { .i64 = PRESET_MEDIUM }, PRESET_DEFAULT, PRESET_LOSSLESS_HP, VE, "preset" },
30 { "default", "", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_DEFAULT }, 0, 0, VE, "preset" },
31 { "slow", "hq 2 passes", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_SLOW }, 0, 0, VE, "preset" },
32 { "medium", "hq 1 pass", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_MEDIUM }, 0, 0, VE, "preset" },
33 { "fast", "hp 1 pass", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_FAST }, 0, 0, VE, "preset" },
34 { "hp", "", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_HP }, 0, 0, VE, "preset" },
35 { "hq", "", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_HQ }, 0, 0, VE, "preset" },
36 { "bd", "", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_BD }, 0, 0, VE, "preset" },
37 { "ll", "low latency", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_DEFAULT }, 0, 0, VE, "preset" },
38 { "llhq", "low latency hq", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_HQ }, 0, 0, VE, "preset" },
39 { "llhp", "low latency hp", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_HP }, 0, 0, VE, "preset" },
40 { "lossless", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOSSLESS_DEFAULT }, 0, 0, VE, "preset" },
41 { "losslesshp", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOSSLESS_HP }, 0, 0, VE, "preset" },
42 { "profile", "Set the encoding profile", OFFSET(profile), AV_OPT_TYPE_INT, { .i64 = NV_ENC_H264_PROFILE_MAIN }, NV_ENC_H264_PROFILE_BASELINE, NV_ENC_H264_PROFILE_HIGH_444P, VE, "profile" },
43 { "baseline", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_PROFILE_BASELINE }, 0, 0, VE, "profile" },
44 { "main", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_PROFILE_MAIN }, 0, 0, VE, "profile" },
45 { "high", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_PROFILE_HIGH }, 0, 0, VE, "profile" },
46 { "high444p", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_H264_PROFILE_HIGH_444P }, 0, 0, VE, "profile" },
47 { "level", "Set the encoding level restriction", OFFSET(level), AV_OPT_TYPE_INT, { .i64 = NV_ENC_LEVEL_AUTOSELECT }, NV_ENC_LEVEL_AUTOSELECT, NV_ENC_LEVEL_H264_51, VE, "level" },
48 { "auto", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_AUTOSELECT }, 0, 0, VE, "level" },
49 { "1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_1 }, 0, 0, VE, "level" },
50 { "1.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_1 }, 0, 0, VE, "level" },
51 { "1b", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_1b }, 0, 0, VE, "level" },
52 { "1.0b", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_1b }, 0, 0, VE, "level" },
53 { "1.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_11 }, 0, 0, VE, "level" },
54 { "1.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_12 }, 0, 0, VE, "level" },
55 { "1.3", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_13 }, 0, 0, VE, "level" },
56 { "2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_2 }, 0, 0, VE, "level" },
57 { "2.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_2 }, 0, 0, VE, "level" },
58 { "2.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_21 }, 0, 0, VE, "level" },
59 { "2.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_22 }, 0, 0, VE, "level" },
60 { "3", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_3 }, 0, 0, VE, "level" },
61 { "3.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_3 }, 0, 0, VE, "level" },
62 { "3.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_31 }, 0, 0, VE, "level" },
63 { "3.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_32 }, 0, 0, VE, "level" },
64 { "4", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_4 }, 0, 0, VE, "level" },
65 { "4.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_4 }, 0, 0, VE, "level" },
66 { "4.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_41 }, 0, 0, VE, "level" },
67 { "4.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_42 }, 0, 0, VE, "level" },
68 { "5", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_5 }, 0, 0, VE, "level" },
69 { "5.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_5 }, 0, 0, VE, "level" },
70 { "5.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_H264_51 }, 0, 0, VE, "level" },
71 { "rc", "Override the preset rate-control", OFFSET(rc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, "rc" },
72 { "constqp", "Constant QP mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CONSTQP }, 0, 0, VE, "rc" },
73 { "vbr", "Variable bitrate mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_VBR }, 0, 0, VE, "rc" },
74 { "cbr", "Constant bitrate mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CBR }, 0, 0, VE, "rc" },
75 { "vbr_minqp", "Variable bitrate mode with MinQP", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_VBR_MINQP }, 0, 0, VE, "rc" },
76 { "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" },
77 { "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" },
78 { "vbr_2pass", "Multi-pass variable bitrate mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_2_PASS_VBR }, 0, 0, VE, "rc" },
79 { "surfaces", "Number of concurrent surfaces", OFFSET(nb_surfaces), AV_OPT_TYPE_INT, { .i64 = 32 }, 0, INT_MAX, VE },
80 { "cbr", "Use cbr encoding mode", OFFSET(cbr), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
81 { "2pass", "Use 2pass encoding mode", OFFSET(twopass), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, VE },
82 { "gpu", "Selects which NVENC capable GPU to use. First GPU is 0, second is 1, and so on.", OFFSET(device), AV_OPT_TYPE_INT, { .i64 = ANY_DEVICE }, -2, INT_MAX, VE, "gpu" },
83 { "any", "Pick the first device available", 0, AV_OPT_TYPE_CONST, { .i64 = ANY_DEVICE }, 0, 0, VE, "gpu" },
84 { "list", "List the available devices", 0, AV_OPT_TYPE_CONST, { .i64 = LIST_DEVICES }, 0, 0, VE, "gpu" },
85 { "delay", "Delay frame output by the given amount of frames", OFFSET(async_depth), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, INT_MAX, VE },
89 static const AVCodecDefault defaults[] = {
101 #if FF_API_NVENC_OLD_NAME
103 static av_cold int nvenc_old_init(AVCodecContext *avctx)
105 av_log(avctx, AV_LOG_WARNING, "This encoder is deprecated, use 'h264_nvenc' instead\n");
106 return ff_nvenc_encode_init(avctx);
109 #if CONFIG_NVENC_ENCODER
110 static const AVClass nvenc_class = {
111 .class_name = "nvenc",
112 .item_name = av_default_item_name,
114 .version = LIBAVUTIL_VERSION_INT,
117 AVCodec ff_nvenc_encoder = {
119 .long_name = NULL_IF_CONFIG_SMALL("NVIDIA NVENC H.264 encoder"),
120 .type = AVMEDIA_TYPE_VIDEO,
121 .id = AV_CODEC_ID_H264,
122 .init = nvenc_old_init,
123 .encode2 = ff_nvenc_encode_frame,
124 .close = ff_nvenc_encode_close,
125 .priv_data_size = sizeof(NvencContext),
126 .priv_class = &nvenc_class,
127 .defaults = defaults,
128 .capabilities = AV_CODEC_CAP_DELAY,
129 .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
130 .pix_fmts = ff_nvenc_pix_fmts,
134 /* Add an alias for nvenc_h264 */
135 #if CONFIG_NVENC_H264_ENCODER
136 static const AVClass nvenc_h264_class = {
137 .class_name = "nvenc_h264",
138 .item_name = av_default_item_name,
140 .version = LIBAVUTIL_VERSION_INT,
143 AVCodec ff_nvenc_h264_encoder = {
144 .name = "nvenc_h264",
145 .long_name = NULL_IF_CONFIG_SMALL("NVIDIA NVENC H.264 encoder"),
146 .type = AVMEDIA_TYPE_VIDEO,
147 .id = AV_CODEC_ID_H264,
148 .init = nvenc_old_init,
149 .encode2 = ff_nvenc_encode_frame,
150 .close = ff_nvenc_encode_close,
151 .priv_data_size = sizeof(NvencContext),
152 .priv_class = &nvenc_h264_class,
153 .defaults = defaults,
154 .capabilities = AV_CODEC_CAP_DELAY,
155 .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
156 .pix_fmts = ff_nvenc_pix_fmts,
162 static const AVClass h264_nvenc_class = {
163 .class_name = "h264_nvenc",
164 .item_name = av_default_item_name,
166 .version = LIBAVUTIL_VERSION_INT,
169 AVCodec ff_h264_nvenc_encoder = {
170 .name = "h264_nvenc",
171 .long_name = NULL_IF_CONFIG_SMALL("NVIDIA NVENC H.264 encoder"),
172 .type = AVMEDIA_TYPE_VIDEO,
173 .id = AV_CODEC_ID_H264,
174 .init = ff_nvenc_encode_init,
175 .encode2 = ff_nvenc_encode_frame,
176 .close = ff_nvenc_encode_close,
177 .priv_data_size = sizeof(NvencContext),
178 .priv_class = &h264_nvenc_class,
179 .defaults = defaults,
180 .capabilities = AV_CODEC_CAP_DELAY,
181 .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
182 .pix_fmts = ff_nvenc_pix_fmts,