FFmpeg
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nvenc_hevc.c
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1/*
2 * This file is part of FFmpeg.
3 *
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.
8 *
9 * FFmpeg 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 FFmpeg; 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
21#include "avcodec.h"
22#include "codec_internal.h"
23
24#include "nvenc.h"
25
26#define OFFSET(x) offsetof(NvencContext, x)
27#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
28static const AVOption options[] = {
29 { "preset", "Set the encoding preset", OFFSET(preset), AV_OPT_TYPE_INT, { .i64 = PRESET_P4 }, PRESET_SLOW, PRESET_P7, VE, .unit = "preset" },
30 { "slow", "hq 2 passes", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_SLOW }, 0, 0, VE, .unit = "preset" },
31 { "medium", "hq 1 pass", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_MEDIUM }, 0, 0, VE, .unit = "preset" },
32 { "fast", "hp 1 pass", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_FAST }, 0, 0, VE, .unit = "preset" },
33 { "p1", "fastest (lowest quality)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P1 }, 0, 0, VE, .unit = "preset" },
34 { "p2", "faster (lower quality)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P2 }, 0, 0, VE, .unit = "preset" },
35 { "p3", "fast (low quality)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P3 }, 0, 0, VE, .unit = "preset" },
36 { "p4", "medium (default)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P4 }, 0, 0, VE, .unit = "preset" },
37 { "p5", "slow (good quality)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P5 }, 0, 0, VE, .unit = "preset" },
38 { "p6", "slower (better quality)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P6 }, 0, 0, VE, .unit = "preset" },
39 { "p7", "slowest (best quality)", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_P7 }, 0, 0, VE, .unit = "preset" },
40 { "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_COUNT - 1, VE, .unit = "tune" },
41 { "hq", "High quality", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TUNING_INFO_HIGH_QUALITY }, 0, 0, VE, .unit = "tune" },
42#ifdef NVENC_HAVE_UHQ_TUNING
43 { "uhq", "Ultra high quality", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TUNING_INFO_ULTRA_HIGH_QUALITY }, 0, 0, VE, .unit = "tune" },
44#endif
45 { "ll", "Low latency", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TUNING_INFO_LOW_LATENCY }, 0, 0, VE, .unit = "tune" },
46 { "ull", "Ultra low latency", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TUNING_INFO_ULTRA_LOW_LATENCY }, 0, 0, VE, .unit = "tune" },
47 { "lossless", "Lossless", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TUNING_INFO_LOSSLESS }, 0, 0, VE, .unit = "tune" },
48 { "profile", "Set the encoding profile", OFFSET(profile), AV_OPT_TYPE_INT, { .i64 = NV_ENC_HEVC_PROFILE_MAIN }, NV_ENC_HEVC_PROFILE_MAIN, NV_ENC_HEVC_PROFILE_COUNT - 1, VE, .unit = "profile" },
49 { "main", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_MAIN }, 0, 0, VE, .unit = "profile" },
50 { "main10", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_MAIN_10 }, 0, 0, VE, .unit = "profile" },
51 { "rext", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_REXT }, 0, 0, VE, .unit = "profile" },
52#ifdef NVENC_HAVE_MVHEVC
53 { "mv", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_MULTIVIEW_MAIN }, 0, 0, VE, .unit = "profile" },
54#endif
55 { "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, .unit = "level" },
56 { "auto", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_AUTOSELECT }, 0, 0, VE, .unit = "level" },
57 { "1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_1 }, 0, 0, VE, .unit = "level" },
58 { "1.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_1 }, 0, 0, VE, .unit = "level" },
59 { "2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_2 }, 0, 0, VE, .unit = "level" },
60 { "2.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_2 }, 0, 0, VE, .unit = "level" },
61 { "2.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_21 }, 0, 0, VE, .unit = "level" },
62 { "3", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_3 }, 0, 0, VE, .unit = "level" },
63 { "3.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_3 }, 0, 0, VE, .unit = "level" },
64 { "3.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_31 }, 0, 0, VE, .unit = "level" },
65 { "4", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_4 }, 0, 0, VE, .unit = "level" },
66 { "4.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_4 }, 0, 0, VE, .unit = "level" },
67 { "4.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_41 }, 0, 0, VE, .unit = "level" },
68 { "5", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_5 }, 0, 0, VE, .unit = "level" },
69 { "5.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_5 }, 0, 0, VE, .unit = "level" },
70 { "5.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_51 }, 0, 0, VE, .unit = "level" },
71 { "5.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_52 }, 0, 0, VE, .unit = "level" },
72 { "6", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_6 }, 0, 0, VE, .unit = "level" },
73 { "6.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_6 }, 0, 0, VE, .unit = "level" },
74 { "6.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_61 }, 0, 0, VE, .unit = "level" },
75 { "6.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_62 }, 0, 0, VE, .unit = "level" },
76 { "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, .unit = "tier"},
77 { "main", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TIER_HEVC_MAIN }, 0, 0, VE, .unit = "tier" },
78 { "high", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TIER_HEVC_HIGH }, 0, 0, VE, .unit = "tier" },
79 { "rc", "Override the preset rate-control", OFFSET(rc), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, .unit = "rc" },
80 { "constqp", "Constant QP mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CONSTQP }, 0, 0, VE, .unit = "rc" },
81 { "vbr", "Variable bitrate mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_VBR }, 0, 0, VE, .unit = "rc" },
82 { "cbr", "Constant bitrate mode", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_PARAMS_RC_CBR }, 0, 0, VE, .unit = "rc" },
83 { "rc-lookahead", "Number of frames to look ahead for rate-control",
84 OFFSET(rc_lookahead), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
85 { "surfaces", "Number of concurrent surfaces", OFFSET(nb_surfaces), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, MAX_REGISTERED_FRAMES, VE },
86 { "gpu", "Selects which NVENC capable GPU to use. First GPU is 0, second is 1, and so on.",
87 OFFSET(device), AV_OPT_TYPE_INT, { .i64 = ANY_DEVICE }, -2, INT_MAX, VE, .unit = "gpu" },
88 { "any", "Pick the first device available", 0, AV_OPT_TYPE_CONST, { .i64 = ANY_DEVICE }, 0, 0, VE, .unit = "gpu" },
89 { "list", "List the available devices", 0, AV_OPT_TYPE_CONST, { .i64 = LIST_DEVICES }, 0, 0, VE, .unit = "gpu" },
90 { "rgb_mode", "Configure how nvenc handles packed RGB input.",
91 OFFSET(rgb_mode), AV_OPT_TYPE_INT, { .i64 = NVENC_RGB_MODE_420 }, 0, INT_MAX, VE, .unit = "rgb_mode" },
92 { "yuv420", "Convert to yuv420", 0, AV_OPT_TYPE_CONST, { .i64 = NVENC_RGB_MODE_420 }, 0, 0, VE, .unit = "rgb_mode" },
93 { "yuv444", "Convert to yuv444", 0, AV_OPT_TYPE_CONST, { .i64 = NVENC_RGB_MODE_444 }, 0, 0, VE, .unit = "rgb_mode" },
94 { "disabled", "Disables support, throws an error.", 0, AV_OPT_TYPE_CONST, { .i64 = NVENC_RGB_MODE_DISABLED }, 0, 0, VE, .unit = "rgb_mode" },
95 { "delay", "Delay frame output by the given amount of frames",
96 OFFSET(async_depth), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, INT_MAX, VE },
97 { "no-scenecut", "When lookahead is enabled, set this to 1 to disable adaptive I-frame insertion at scene cuts",
98 OFFSET(no_scenecut), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
99 { "forced-idr", "If forcing keyframes, force them as IDR frames.",
100 OFFSET(forced_idr), AV_OPT_TYPE_BOOL, { .i64 = 0 }, -1, 1, VE },
101 { "b_adapt", "When lookahead is enabled, set this to 0 to disable adaptive B-frame decision",
102 OFFSET(b_adapt), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE },
103 { "spatial-aq", "set to 1 to enable Spatial AQ", OFFSET(aq), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
104 { "temporal-aq", "set to 1 to enable Temporal AQ", OFFSET(temporal_aq), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
105 { "zerolatency", "Set 1 to indicate zero latency operation (no reordering delay)",
106 OFFSET(zerolatency), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
107 { "nonref_p", "Set this to 1 to enable automatic insertion of non-reference P-frames",
108 OFFSET(nonref_p), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
109 { "strict_gop", "Set 1 to minimize GOP-to-GOP rate fluctuations",
110 OFFSET(strict_gop), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
111 { "aq-strength", "When Spatial AQ is enabled, this field is used to specify AQ strength. AQ strength scale is from 1 (low) - 15 (aggressive)",
112 OFFSET(aq_strength), AV_OPT_TYPE_INT, { .i64 = 8 }, 1, 15, VE },
113 { "cq", "Set target quality level (0 to 51, 0 means automatic) for constant quality mode in VBR rate control",
114 OFFSET(quality), AV_OPT_TYPE_FLOAT, { .dbl = 0.}, 0., 51., VE },
115 { "aud", "Use access unit delimiters", OFFSET(aud), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
116 { "bluray-compat", "Bluray compatibility workarounds", OFFSET(bluray_compat),AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
117 { "init_qpP", "Initial QP value for P frame", OFFSET(init_qp_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
118 { "init_qpB", "Initial QP value for B frame", OFFSET(init_qp_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
119 { "init_qpI", "Initial QP value for I frame", OFFSET(init_qp_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
120 { "qp", "Constant quantization parameter rate control method",
121 OFFSET(cqp), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
122 { "qp_cb_offset", "Quantization parameter offset for cb channel",
123 OFFSET(qp_cb_offset), AV_OPT_TYPE_INT, { .i64 = 0 }, -12, 12, VE },
124 { "qp_cr_offset", "Quantization parameter offset for cr channel",
125 OFFSET(qp_cr_offset), AV_OPT_TYPE_INT, { .i64 = 0 }, -12, 12, VE },
126 { "qmin", "Specifies the minimum QP used for rate control",
127 OFFSET(qmin), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
128 { "qmax", "Specifies the maximum QP used for rate control",
129 OFFSET(qmax), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE },
130 { "weighted_pred","Set 1 to enable weighted prediction",
131 OFFSET(weighted_pred),AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
132 { "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, .unit = "b_ref_mode" },
133 { "disabled", "B frames will not be used for reference", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_BFRAME_REF_MODE_DISABLED }, 0, 0, VE, .unit = "b_ref_mode" },
134 { "each", "Each B frame will be used for reference", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_BFRAME_REF_MODE_EACH }, 0, 0, VE, .unit = "b_ref_mode" },
135 { "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, .unit = "b_ref_mode" },
136 { "a53cc", "Use A53 Closed Captions (if available)", OFFSET(a53_cc), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE },
137 { "s12m_tc", "Use timecode (if available)", OFFSET(s12m_tc), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE },
138 { "dpb_size", "Specifies the DPB size used for encoding (0 means automatic)",
139 OFFSET(dpb_size), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
140 { "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, .unit = "multipass" },
141 { "disabled", "Single Pass", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_MULTI_PASS_DISABLED }, 0, 0, VE, .unit = "multipass" },
142 { "qres", "Two Pass encoding is enabled where first Pass is quarter resolution",
143 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TWO_PASS_QUARTER_RESOLUTION }, 0, 0, VE, .unit = "multipass" },
144 { "fullres", "Two Pass encoding is enabled where first Pass is full resolution",
145 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TWO_PASS_FULL_RESOLUTION }, 0, 0, VE, .unit = "multipass" },
146#ifdef NVENC_HAVE_NEW_BIT_DEPTH_API
147 { "highbitdepth", "Enable 10 bit encode for 8 bit input",OFFSET(highbitdepth),AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
148#endif
149 { "ldkfs", "Low delay key frame scale; Specifies the Scene Change frame size increase allowed in case of single frame VBV and CBR",
150 OFFSET(ldkfs), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, UCHAR_MAX, VE },
151 { "extra_sei", "Pass on extra SEI data (e.g. a53 cc) to be included in the bitstream",
152 OFFSET(extra_sei), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE },
153 { "udu_sei", "Pass on user data unregistered SEI if available",
154 OFFSET(udu_sei), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
155 { "intra-refresh","Use Periodic Intra Refresh instead of IDR frames",
156 OFFSET(intra_refresh),AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
157 { "single-slice-intra-refresh", "Use single slice intra refresh",
158 OFFSET(single_slice_intra_refresh), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
159 { "max_slice_size", "Maximum encoded slice size in bytes",
160 OFFSET(max_slice_size), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE },
161 { "constrained-encoding", "Enable constrainedFrame encoding where each slice in the constrained picture is independent of other slices",
162 OFFSET(constrained_encoding), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
163 { "cbr_padding", "Pad the bitstream to ensure bitrate does not drop below the target in CBR mode",
164 OFFSET(cbr_padding), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
165#ifdef NVENC_HAVE_TEMPORAL_FILTER
166 { "tf_level", "Specifies the strength of the temporal filtering",
167 OFFSET(tf_level), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, VE, .unit = "tf_level" },
168 { "0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TEMPORAL_FILTER_LEVEL_0 }, 0, 0, VE, .unit = "tf_level" },
169 { "4", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_TEMPORAL_FILTER_LEVEL_4 }, 0, 0, VE, .unit = "tf_level" },
170#endif
171#ifdef NVENC_HAVE_LOOKAHEAD_LEVEL
172 { "lookahead_level", "Specifies the lookahead level. Higher level may improve quality at the expense of performance.",
173 OFFSET(lookahead_level), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, NV_ENC_LOOKAHEAD_LEVEL_AUTOSELECT, VE, .unit = "lookahead_level" },
174 { "auto", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LOOKAHEAD_LEVEL_AUTOSELECT }, 0, 0, VE, .unit = "lookahead_level" },
175 { "0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LOOKAHEAD_LEVEL_0 }, 0, 0, VE, .unit = "lookahead_level" },
176 { "1", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LOOKAHEAD_LEVEL_1 }, 0, 0, VE, .unit = "lookahead_level" },
177 { "2", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LOOKAHEAD_LEVEL_2 }, 0, 0, VE, .unit = "lookahead_level" },
178 { "3", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LOOKAHEAD_LEVEL_3 }, 0, 0, VE, .unit = "lookahead_level" },
179#endif
180#ifdef NVENC_HAVE_UNIDIR_B
181 { "unidir_b", "Enable use of unidirectional B-Frames.", OFFSET(unidir_b), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
182#endif
183#ifdef NVENC_HAVE_SPLIT_FRAME_ENCODING
184 { "split_encode_mode", "Specifies the split encoding mode", OFFSET(split_encode_mode), AV_OPT_TYPE_INT, { .i64 = NV_ENC_SPLIT_AUTO_MODE }, 0, NV_ENC_SPLIT_DISABLE_MODE, VE, .unit = "split_encode_mode" },
185 { "disabled", "Disabled for all configurations", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_SPLIT_DISABLE_MODE }, 0, 0, VE, .unit = "split_encode_mode" },
186 { "auto", "Enabled or disabled depending on the preset and tuning info", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_SPLIT_AUTO_MODE }, 0, 0, VE, .unit = "split_encode_mode" },
187 { "forced", "Enabled with number of horizontal strips selected by the driver", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_SPLIT_AUTO_FORCED_MODE }, 0, 0, VE, .unit = "split_encode_mode" },
188 { "2", "Enabled with number of horizontal strips forced to 2 when number of NVENCs > 1", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_SPLIT_TWO_FORCED_MODE }, 0, 0, VE, .unit = "split_encode_mode" },
189 { "3", "Enabled with number of horizontal strips forced to 3 when number of NVENCs > 2", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_SPLIT_THREE_FORCED_MODE }, 0, 0, VE, .unit = "split_encode_mode" },
190#ifdef NVENC_HAVE_SFE_FOUR_WAYS_SUPPORT
191 { "4", "Enabled with number of horizontal strips forced to 4 when number of NVENCs > 3", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_SPLIT_FOUR_FORCED_MODE }, 0, 0, VE, .unit = "split_encode_mode" },
192#endif
193#endif
194 { NULL }
195};
196
197static const FFCodecDefault defaults[] = {
198 { "b", "2M" },
199 { "qmin", "-1" },
200 { "qmax", "-1" },
201 { "qdiff", "-1" },
202 { "qblur", "-1" },
203 { "qcomp", "-1" },
204 { "g", "-1" },
205 { "bf", "-1" },
206 { "refs", "0" },
207 { NULL },
208};
209
210static const AVClass hevc_nvenc_class = {
211 .class_name = "hevc_nvenc",
212 .item_name = av_default_item_name,
213 .option = options,
214 .version = LIBAVUTIL_VERSION_INT,
215};
216
217const FFCodec ff_hevc_nvenc_encoder = {
218 .p.name = "hevc_nvenc",
219 CODEC_LONG_NAME("NVIDIA NVENC hevc encoder"),
220 .p.type = AVMEDIA_TYPE_VIDEO,
221 .p.id = AV_CODEC_ID_HEVC,
222 .init = ff_nvenc_encode_init,
223 FF_CODEC_RECEIVE_PACKET_CB(ff_nvenc_receive_packet),
224 .close = ff_nvenc_encode_close,
225 .flush = ff_nvenc_encode_flush,
226 .priv_data_size = sizeof(NvencContext),
227 .p.priv_class = &hevc_nvenc_class,
228 .defaults = defaults,
229 CODEC_PIXFMTS_ARRAY(ff_nvenc_pix_fmts),
230 .color_ranges = AVCOL_RANGE_MPEG | AVCOL_RANGE_JPEG,
231 .p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE |
232 AV_CODEC_CAP_ENCODER_FLUSH | AV_CODEC_CAP_DR1 |
233 AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
234 .caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE |
235 FF_CODEC_CAP_INIT_CLEANUP,
236 .p.wrapper_name = "nvenc",
237 .hw_configs = ff_nvenc_hw_configs,
238};
ff_hevc_nvenc_encoder
const FFCodec ff_hevc_nvenc_encoder
Definition nvenc_hevc.c:217
VE
#define VE
Definition amfenc_av1.c:30
defaults
static const FFCodecDefault defaults[]
Definition amfenc_av1.c:723
avcodec.h
Libavcodec external API header.
aud
static int FUNC aud(CodedBitstreamContext *ctx, RWContext *rw, H264RawAUD *current)
Definition cbs_h264_syntax_template.c:875
codec_internal.h
CODEC_PIXFMTS_ARRAY
#define CODEC_PIXFMTS_ARRAY(array)
Definition codec_internal.h:412
FF_CODEC_CAP_NOT_INIT_THREADSAFE
#define FF_CODEC_CAP_NOT_INIT_THREADSAFE
The codec is not known to be init-threadsafe (i.e.
Definition codec_internal.h:35
FF_CODEC_RECEIVE_PACKET_CB
#define FF_CODEC_RECEIVE_PACKET_CB(func)
Definition codec_internal.h:394
CODEC_LONG_NAME
#define CODEC_LONG_NAME(str)
Definition codec_internal.h:359
FF_CODEC_CAP_INIT_CLEANUP
#define FF_CODEC_CAP_INIT_CLEANUP
The codec allows calling the close function for deallocation even if the init function returned a fai...
Definition codec_internal.h:43
NULL
#define NULL
Definition coverity.c:32
AV_OPT_TYPE_CONST
@ AV_OPT_TYPE_CONST
Special option type for declaring named constants.
Definition opt.h:298
AV_OPT_TYPE_INT
@ AV_OPT_TYPE_INT
Underlying C type is int.
Definition opt.h:258
AV_OPT_TYPE_FLOAT
@ AV_OPT_TYPE_FLOAT
Underlying C type is float.
Definition opt.h:270
AV_OPT_TYPE_BOOL
@ AV_OPT_TYPE_BOOL
Underlying C type is int.
Definition opt.h:326
AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE
#define AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE
This encoder can reorder user opaque values from input AVFrames and return them with corresponding ou...
Definition codec.h:147
AV_CODEC_CAP_ENCODER_FLUSH
#define AV_CODEC_CAP_ENCODER_FLUSH
This encoder can be flushed using avcodec_flush_buffers().
Definition codec.h:154
AV_CODEC_CAP_DELAY
#define AV_CODEC_CAP_DELAY
Encoder or decoder requires flushing with NULL input at the end in order to give the complete and cor...
Definition codec.h:79
AV_CODEC_CAP_DR1
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() or get_encode_buffer() for allocating buffers and supports custom allocators.
Definition codec.h:49
AV_CODEC_CAP_HARDWARE
#define AV_CODEC_CAP_HARDWARE
Codec is backed by a hardware implementation.
Definition codec.h:133
AV_CODEC_ID_HEVC
@ AV_CODEC_ID_HEVC
Definition codec_id.h:223
av_default_item_name
const char * av_default_item_name(void *ptr)
Return the context name.
Definition log.c:241
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition avutil.h:200
LIBAVUTIL_VERSION_INT
#define LIBAVUTIL_VERSION_INT
Definition version.h:85
internal.h
common internal API header
profile
int profile
Definition mxfenc.c:2299
ff_nvenc_encode_init
av_cold int ff_nvenc_encode_init(AVCodecContext *avctx)
Definition nvenc.c:2118
ff_nvenc_receive_packet
int ff_nvenc_receive_packet(AVCodecContext *avctx, AVPacket *pkt)
Definition nvenc.c:3177
ff_nvenc_hw_configs
const AVCodecHWConfigInternal *const ff_nvenc_hw_configs[]
Definition nvenc.c:92
ff_nvenc_pix_fmts
enum AVPixelFormat ff_nvenc_pix_fmts[]
Definition nvenc.c:53
ff_nvenc_encode_close
av_cold int ff_nvenc_encode_close(AVCodecContext *avctx)
Definition nvenc.c:2033
ff_nvenc_encode_flush
av_cold void ff_nvenc_encode_flush(AVCodecContext *avctx)
Definition nvenc.c:3228
NVENC_RGB_MODE_DISABLED
@ NVENC_RGB_MODE_DISABLED
Definition nvenc.h:164
NVENC_RGB_MODE_420
@ NVENC_RGB_MODE_420
Definition nvenc.h:165
NVENC_RGB_MODE_444
@ NVENC_RGB_MODE_444
Definition nvenc.h:166
LIST_DEVICES
@ LIST_DEVICES
Definition nvenc.h:159
ANY_DEVICE
@ ANY_DEVICE
Definition nvenc.h:160
PRESET_SLOW
@ PRESET_SLOW
Definition nvenc.h:115
PRESET_P4
@ PRESET_P4
Definition nvenc.h:121
PRESET_P5
@ PRESET_P5
Definition nvenc.h:122
PRESET_FAST
@ PRESET_FAST
Definition nvenc.h:117
PRESET_P2
@ PRESET_P2
Definition nvenc.h:119
PRESET_MEDIUM
@ PRESET_MEDIUM
Definition nvenc.h:116
PRESET_P3
@ PRESET_P3
Definition nvenc.h:120
PRESET_P7
@ PRESET_P7
Definition nvenc.h:124
PRESET_P1
@ PRESET_P1
Definition nvenc.h:118
PRESET_P6
@ PRESET_P6
Definition nvenc.h:123
NV_ENC_HEVC_PROFILE_REXT
@ NV_ENC_HEVC_PROFILE_REXT
Definition nvenc.h:143
NV_ENC_HEVC_PROFILE_MAIN
@ NV_ENC_HEVC_PROFILE_MAIN
Definition nvenc.h:141
NV_ENC_HEVC_PROFILE_COUNT
@ NV_ENC_HEVC_PROFILE_COUNT
Definition nvenc.h:148
NV_ENC_HEVC_PROFILE_MAIN_10
@ NV_ENC_HEVC_PROFILE_MAIN_10
Definition nvenc.h:142
MAX_REGISTERED_FRAMES
#define MAX_REGISTERED_FRAMES
Definition nvenc.h:41
hevc_nvenc_class
static const AVClass hevc_nvenc_class
Definition nvenc_hevc.c:210
OFFSET
#define OFFSET(x)
Definition nvenc_hevc.c:26
AVCOL_RANGE_MPEG
@ AVCOL_RANGE_MPEG
Narrow or limited range content.
Definition pixfmt.h:766
AVCOL_RANGE_JPEG
@ AVCOL_RANGE_JPEG
Full range content.
Definition pixfmt.h:783
AVClass
Describe the class of an AVClass context structure.
Definition log.h:76
AVOption
AVOption.
Definition opt.h:428
level
uint8_t level
Definition svq3.c:208
tier
int tier
Definition av1_levels.c:48
dpb_size
int dpb_size
Definition h264_levels.c:111
preset
preset
Definition vf_curves.c:47
quality
static const uint8_t quality[]
Definition vmixdec.c:58
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