FFmpeg
options_table.h
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2001 Fabrice Bellard
3  * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #ifndef AVCODEC_OPTIONS_TABLE_H
23 #define AVCODEC_OPTIONS_TABLE_H
24 
25 #include "config_components.h"
26 
27 #include <float.h>
28 #include <limits.h>
29 #include <stdint.h>
30 
31 #include "libavutil/opt.h"
32 #include "avcodec.h"
33 #include "version_major.h"
34 
35 #define OFFSET(x) offsetof(AVCodecContext,x)
36 #define DEFAULT 0 //should be NAN but it does not work as it is not a constant in glibc as required by ANSI/ISO C
37 //these names are too long to be readable
38 #define V AV_OPT_FLAG_VIDEO_PARAM
39 #define A AV_OPT_FLAG_AUDIO_PARAM
40 #define S AV_OPT_FLAG_SUBTITLE_PARAM
41 #define E AV_OPT_FLAG_ENCODING_PARAM
42 #define D AV_OPT_FLAG_DECODING_PARAM
43 #define CC AV_OPT_FLAG_CHILD_CONSTS
44 
45 #define AV_CODEC_DEFAULT_BITRATE 200*1000
46 
47 static const AVOption avcodec_options[] = {
48 {"b", "set bitrate (in bits/s)", OFFSET(bit_rate), AV_OPT_TYPE_INT64, {.i64 = AV_CODEC_DEFAULT_BITRATE }, 0, INT64_MAX, A|V|E},
49 {"ab", "set bitrate (in bits/s)", OFFSET(bit_rate), AV_OPT_TYPE_INT64, {.i64 = 128*1000 }, 0, INT_MAX, A|E},
50 {"bt", "Set video bitrate tolerance (in bits/s). In 1-pass mode, bitrate tolerance specifies how far "
51  "ratecontrol is willing to deviate from the target average bitrate value. This is not related "
52  "to minimum/maximum bitrate. Lowering tolerance too much has an adverse effect on quality.",
53  OFFSET(bit_rate_tolerance), AV_OPT_TYPE_INT, {.i64 = AV_CODEC_DEFAULT_BITRATE*20 }, 0, INT_MAX, A|V|E},
54 {"flags", NULL, OFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64 = DEFAULT }, 0, UINT_MAX, V|A|S|E|D, .unit = "flags"},
55 {"unaligned", "allow decoders to produce unaligned output", 0, AV_OPT_TYPE_CONST, { .i64 = AV_CODEC_FLAG_UNALIGNED }, INT_MIN, INT_MAX, V | D, .unit = "flags" },
56 {"mv4", "use four motion vectors per macroblock (MPEG-4)", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_4MV }, INT_MIN, INT_MAX, V|E, .unit = "flags"},
57 {"qpel", "use 1/4-pel motion compensation", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_QPEL }, INT_MIN, INT_MAX, V|E, .unit = "flags"},
58 {"loop", "use loop filter", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_LOOP_FILTER }, INT_MIN, INT_MAX, V|E, .unit = "flags"},
59 {"qscale", "use fixed qscale", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_QSCALE }, INT_MIN, INT_MAX, 0, .unit = "flags"},
60 {"recon_frame", "export reconstructed frames", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_RECON_FRAME}, .unit = "flags"},
61 {"copy_opaque", "propagate opaque values", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_COPY_OPAQUE}, .unit = "flags"},
62 {"frame_duration", "use frame durations", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_FRAME_DURATION}, .unit = "flags"},
63 {"pass1", "use internal 2-pass ratecontrol in first pass mode", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_PASS1 }, INT_MIN, INT_MAX, 0, .unit = "flags"},
64 {"pass2", "use internal 2-pass ratecontrol in second pass mode", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_PASS2 }, INT_MIN, INT_MAX, 0, .unit = "flags"},
65 {"gray", "only decode/encode grayscale", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_GRAY }, INT_MIN, INT_MAX, V|E|D, .unit = "flags"},
66 {"psnr", "error[?] variables will be set during encoding", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_PSNR }, INT_MIN, INT_MAX, V|E, .unit = "flags"},
67 {"ildct", "use interlaced DCT", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_INTERLACED_DCT }, INT_MIN, INT_MAX, V|E, .unit = "flags"},
68 {"low_delay", "force low delay", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_LOW_DELAY }, INT_MIN, INT_MAX, V|D|E, .unit = "flags"},
69 {"global_header", "place global headers in extradata instead of every keyframe", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_GLOBAL_HEADER }, INT_MIN, INT_MAX, V|A|E, .unit = "flags"},
70 {"bitexact", "use only bitexact functions (except (I)DCT)", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_BITEXACT }, INT_MIN, INT_MAX, A|V|S|D|E, .unit = "flags"},
71 {"aic", "H.263 advanced intra coding / MPEG-4 AC prediction", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_AC_PRED }, INT_MIN, INT_MAX, V|E, .unit = "flags"},
72 {"ilme", "interlaced motion estimation", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_INTERLACED_ME }, INT_MIN, INT_MAX, V|E, .unit = "flags"},
73 {"cgop", "closed GOP", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_CLOSED_GOP }, INT_MIN, INT_MAX, V|E, .unit = "flags"},
74 {"output_corrupt", "Output even potentially corrupted frames", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_OUTPUT_CORRUPT }, INT_MIN, INT_MAX, V|D, .unit = "flags"},
75 #if FF_API_DROPCHANGED
76 {"drop_changed", "Drop frames whose parameters differ from first decoded frame", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_DROPCHANGED }, INT_MIN, INT_MAX, A|V|D | AV_OPT_FLAG_DEPRECATED, .unit = "flags"},
77 #endif
78 {"flags2", NULL, OFFSET(flags2), AV_OPT_TYPE_FLAGS, {.i64 = DEFAULT}, 0, UINT_MAX, V|A|E|D|S, .unit = "flags2"},
79 {"fast", "allow non-spec-compliant speedup tricks", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_FAST }, INT_MIN, INT_MAX, V|E, .unit = "flags2"},
80 {"noout", "skip bitstream encoding", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_NO_OUTPUT }, INT_MIN, INT_MAX, V|E, .unit = "flags2"},
81 {"ignorecrop", "ignore cropping information from sps", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_IGNORE_CROP }, INT_MIN, INT_MAX, V|D, .unit = "flags2"},
82 {"local_header", "place global headers at every keyframe instead of in extradata", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_LOCAL_HEADER }, INT_MIN, INT_MAX, V|E, .unit = "flags2"},
83 {"chunks", "Frame data might be split into multiple chunks", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_CHUNKS }, INT_MIN, INT_MAX, V|D, .unit = "flags2"},
84 {"showall", "Show all frames before the first keyframe", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_SHOW_ALL }, INT_MIN, INT_MAX, V|D, .unit = "flags2"},
85 {"export_mvs", "export motion vectors through frame side data", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_EXPORT_MVS}, INT_MIN, INT_MAX, V|D, .unit = "flags2"},
86 {"skip_manual", "do not skip samples and export skip information as frame side data", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_SKIP_MANUAL}, INT_MIN, INT_MAX, A|D, .unit = "flags2"},
87 {"ass_ro_flush_noop", "do not reset ASS ReadOrder field on flush", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_RO_FLUSH_NOOP}, INT_MIN, INT_MAX, S|D, .unit = "flags2"},
88 {"icc_profiles", "generate/parse embedded ICC profiles from/to colorimetry tags", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_ICC_PROFILES}, INT_MIN, INT_MAX, S|D, .unit = "flags2"},
89 {"export_side_data", "Export metadata as side data", OFFSET(export_side_data), AV_OPT_TYPE_FLAGS, {.i64 = DEFAULT}, 0, UINT_MAX, A|V|S|D|E, .unit = "export_side_data"},
90 {"mvs", "export motion vectors through frame side data", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_EXPORT_DATA_MVS}, INT_MIN, INT_MAX, V|D, .unit = "export_side_data"},
91 {"prft", "export Producer Reference Time through packet side data", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_EXPORT_DATA_PRFT}, INT_MIN, INT_MAX, A|V|S|E, .unit = "export_side_data"},
92 {"venc_params", "export video encoding parameters through frame side data", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_EXPORT_DATA_VIDEO_ENC_PARAMS}, INT_MIN, INT_MAX, V|D, .unit = "export_side_data"},
93 {"film_grain", "export film grain parameters through frame side data", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_EXPORT_DATA_FILM_GRAIN}, INT_MIN, INT_MAX, V|D, .unit = "export_side_data"},
94 {"time_base", NULL, OFFSET(time_base), AV_OPT_TYPE_RATIONAL, {.dbl = 0}, 0, INT_MAX},
95 {"g", "set the group of picture (GOP) size", OFFSET(gop_size), AV_OPT_TYPE_INT, {.i64 = 12 }, INT_MIN, INT_MAX, V|E},
96 {"ar", "set audio sampling rate (in Hz)", OFFSET(sample_rate), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX, A|D|E},
97 #if FF_API_OLD_CHANNEL_LAYOUT
98 {"ac", "set number of audio channels", OFFSET(channels), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX, A|D|E},
99 #endif
100 {"cutoff", "set cutoff bandwidth", OFFSET(cutoff), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, A|E},
101 {"frame_size", NULL, OFFSET(frame_size), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX, A|E},
102 {"frame_number", NULL, OFFSET(frame_num), AV_OPT_TYPE_INT64, {.i64 = DEFAULT }, INT_MIN, INT_MAX},
103 {"delay", NULL, OFFSET(delay), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX},
104 {"qcomp", "video quantizer scale compression (VBR). Constant of ratecontrol equation. "
105  "Recommended range for default rc_eq: 0.0-1.0",
106  OFFSET(qcompress), AV_OPT_TYPE_FLOAT, {.dbl = 0.5 }, -FLT_MAX, FLT_MAX, V|E},
107 {"qblur", "video quantizer scale blur (VBR)", OFFSET(qblur), AV_OPT_TYPE_FLOAT, {.dbl = 0.5 }, -1, FLT_MAX, V|E},
108 {"qmin", "minimum video quantizer scale (VBR)", OFFSET(qmin), AV_OPT_TYPE_INT, {.i64 = 2 }, -1, 69, V|E},
109 {"qmax", "maximum video quantizer scale (VBR)", OFFSET(qmax), AV_OPT_TYPE_INT, {.i64 = 31 }, -1, 1024, V|E},
110 {"qdiff", "maximum difference between the quantizer scales (VBR)", OFFSET(max_qdiff), AV_OPT_TYPE_INT, {.i64 = 3 }, INT_MIN, INT_MAX, V|E},
111 {"bf", "set maximum number of B-frames between non-B-frames", OFFSET(max_b_frames), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, -1, INT_MAX, V|E},
112 {"b_qfactor", "QP factor between P- and B-frames", OFFSET(b_quant_factor), AV_OPT_TYPE_FLOAT, {.dbl = 1.25 }, -FLT_MAX, FLT_MAX, V|E},
113 {"codec_tag", NULL, OFFSET(codec_tag), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX},
114 {"bug", "work around not autodetected encoder bugs", OFFSET(workaround_bugs), AV_OPT_TYPE_FLAGS, {.i64 = FF_BUG_AUTODETECT }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
115 {"autodetect", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_AUTODETECT }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
116 {"xvid_ilace", "Xvid interlacing bug (autodetected if FOURCC == XVIX)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_XVID_ILACE }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
117 {"ump4", "(autodetected if FOURCC == UMP4)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_UMP4 }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
118 {"no_padding", "padding bug (autodetected)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_NO_PADDING }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
119 {"amv", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_AMV }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
120 {"qpel_chroma", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_QPEL_CHROMA }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
121 {"std_qpel", "old standard qpel (autodetected per FOURCC/version)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_STD_QPEL }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
122 {"qpel_chroma2", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_QPEL_CHROMA2 }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
123 {"direct_blocksize", "direct-qpel-blocksize bug (autodetected per FOURCC/version)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_DIRECT_BLOCKSIZE }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
124 {"edge", "edge padding bug (autodetected per FOURCC/version)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_EDGE }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
125 {"hpel_chroma", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_HPEL_CHROMA }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
126 {"dc_clip", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_DC_CLIP }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
127 {"ms", "work around various bugs in Microsoft's broken decoders", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_MS }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
128 {"trunc", "truncated frames", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_TRUNCATED}, INT_MIN, INT_MAX, V|D, .unit = "bug"},
129 {"iedge", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_IEDGE }, INT_MIN, INT_MAX, V|D, .unit = "bug"},
130 {"strict", "how strictly to follow the standards", OFFSET(strict_std_compliance), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, A|V|D|E, .unit = "strict"},
131 {"very", "strictly conform to a older more strict version of the spec or reference software", 0, AV_OPT_TYPE_CONST, {.i64 = FF_COMPLIANCE_VERY_STRICT }, INT_MIN, INT_MAX, A|V|D|E, .unit = "strict"},
132 {"strict", "strictly conform to all the things in the spec no matter what the consequences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_COMPLIANCE_STRICT }, INT_MIN, INT_MAX, A|V|D|E, .unit = "strict"},
133 {"normal", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_COMPLIANCE_NORMAL }, INT_MIN, INT_MAX, A|V|D|E, .unit = "strict"},
134 {"unofficial", "allow unofficial extensions", 0, AV_OPT_TYPE_CONST, {.i64 = FF_COMPLIANCE_UNOFFICIAL }, INT_MIN, INT_MAX, A|V|D|E, .unit = "strict"},
135 {"experimental", "allow non-standardized experimental things", 0, AV_OPT_TYPE_CONST, {.i64 = FF_COMPLIANCE_EXPERIMENTAL }, INT_MIN, INT_MAX, A|V|D|E, .unit = "strict"},
136 {"b_qoffset", "QP offset between P- and B-frames", OFFSET(b_quant_offset), AV_OPT_TYPE_FLOAT, {.dbl = 1.25 }, -FLT_MAX, FLT_MAX, V|E},
137 {"err_detect", "set error detection flags", OFFSET(err_recognition), AV_OPT_TYPE_FLAGS, {.i64 = 0 }, INT_MIN, INT_MAX, A|V|S|D|E, .unit = "err_detect"},
138 {"crccheck", "verify embedded CRCs", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_CRCCHECK }, INT_MIN, INT_MAX, A|V|S|D|E, .unit = "err_detect"},
139 {"bitstream", "detect bitstream specification deviations", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_BITSTREAM }, INT_MIN, INT_MAX, A|V|S|D|E, .unit = "err_detect"},
140 {"buffer", "detect improper bitstream length", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_BUFFER }, INT_MIN, INT_MAX, A|V|S|D|E, .unit = "err_detect"},
141 {"explode", "abort decoding on minor error detection", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_EXPLODE }, INT_MIN, INT_MAX, A|V|S|D|E, .unit = "err_detect"},
142 {"ignore_err", "ignore errors", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_IGNORE_ERR }, INT_MIN, INT_MAX, A|V|S|D|E, .unit = "err_detect"},
143 {"careful", "consider things that violate the spec, are fast to check and have not been seen in the wild as errors", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_CAREFUL }, INT_MIN, INT_MAX, A|V|S|D|E, .unit = "err_detect"},
144 {"compliant", "consider all spec non compliancies as errors", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_COMPLIANT | AV_EF_CAREFUL }, INT_MIN, INT_MAX, A|V|S|D|E, .unit = "err_detect"},
145 {"aggressive", "consider things that a sane encoder should not do as an error", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_AGGRESSIVE | AV_EF_COMPLIANT | AV_EF_CAREFUL}, INT_MIN, INT_MAX, A|V|S|D|E, .unit = "err_detect"},
146 {"has_b_frames", NULL, OFFSET(has_b_frames), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX},
147 {"block_align", NULL, OFFSET(block_align), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX},
148 {"rc_override_count", NULL, OFFSET(rc_override_count), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX},
149 {"maxrate", "maximum bitrate (in bits/s). Used for VBV together with bufsize.", OFFSET(rc_max_rate), AV_OPT_TYPE_INT64, {.i64 = DEFAULT }, 0, INT_MAX, V|A|E},
150 {"minrate", "minimum bitrate (in bits/s). Most useful in setting up a CBR encode. It is of little use otherwise.",
151  OFFSET(rc_min_rate), AV_OPT_TYPE_INT64, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|A|E},
152 {"bufsize", "set ratecontrol buffer size (in bits)", OFFSET(rc_buffer_size), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, A|V|E},
153 {"i_qfactor", "QP factor between P- and I-frames", OFFSET(i_quant_factor), AV_OPT_TYPE_FLOAT, {.dbl = -0.8 }, -FLT_MAX, FLT_MAX, V|E},
154 {"i_qoffset", "QP offset between P- and I-frames", OFFSET(i_quant_offset), AV_OPT_TYPE_FLOAT, {.dbl = 0.0 }, -FLT_MAX, FLT_MAX, V|E},
155 {"dct", "DCT algorithm", OFFSET(dct_algo), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX, V|E, .unit = "dct"},
156 {"auto", "autoselect a good one", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_AUTO }, INT_MIN, INT_MAX, V|E, .unit = "dct"},
157 {"fastint", "fast integer", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_FASTINT }, INT_MIN, INT_MAX, V|E, .unit = "dct"},
158 {"int", "accurate integer", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_INT }, INT_MIN, INT_MAX, V|E, .unit = "dct"},
159 {"mmx", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_MMX }, INT_MIN, INT_MAX, V|E, .unit = "dct"},
160 {"altivec", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_ALTIVEC }, INT_MIN, INT_MAX, V|E, .unit = "dct"},
161 {"faan", "floating point AAN DCT", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_FAAN }, INT_MIN, INT_MAX, V|E, .unit = "dct"},
162 {"lumi_mask", "compresses bright areas stronger than medium ones", OFFSET(lumi_masking), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, V|E},
163 {"tcplx_mask", "temporal complexity masking", OFFSET(temporal_cplx_masking), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, V|E},
164 {"scplx_mask", "spatial complexity masking", OFFSET(spatial_cplx_masking), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, V|E},
165 {"p_mask", "inter masking", OFFSET(p_masking), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, V|E},
166 {"dark_mask", "compresses dark areas stronger than medium ones", OFFSET(dark_masking), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, V|E},
167 {"idct", "select IDCT implementation", OFFSET(idct_algo), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX, V|E|D, .unit = "idct"},
168 {"auto", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_AUTO }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
169 {"int", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_INT }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
170 {"simple", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLE }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
171 {"simplemmx", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLEMMX }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
172 {"arm", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_ARM }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
173 {"altivec", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_ALTIVEC }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
174 {"simplearm", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLEARM }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
175 {"simplearmv5te", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLEARMV5TE }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
176 {"simplearmv6", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLEARMV6 }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
177 {"simpleneon", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLENEON }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
178 {"xvid", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_XVID }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
179 {"xvidmmx", "deprecated, for compatibility only", 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_XVID }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
180 {"faani", "floating point AAN IDCT", 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_FAAN }, INT_MIN, INT_MAX, V|D|E, .unit = "idct"},
181 {"simpleauto", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLEAUTO }, INT_MIN, INT_MAX, V|E|D, .unit = "idct"},
182 #if FF_API_SLICE_OFFSET
183 {"slice_count", NULL, OFFSET(slice_count), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX},
184 #endif
185 {"ec", "set error concealment strategy", OFFSET(error_concealment), AV_OPT_TYPE_FLAGS, {.i64 = 3 }, INT_MIN, INT_MAX, V|D, .unit = "ec"},
186 {"guess_mvs", "iterative motion vector (MV) search (slow)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_EC_GUESS_MVS }, INT_MIN, INT_MAX, V|D, .unit = "ec"},
187 {"deblock", "use strong deblock filter for damaged MBs", 0, AV_OPT_TYPE_CONST, {.i64 = FF_EC_DEBLOCK }, INT_MIN, INT_MAX, V|D, .unit = "ec"},
188 {"favor_inter", "favor predicting from the previous frame", 0, AV_OPT_TYPE_CONST, {.i64 = FF_EC_FAVOR_INTER }, INT_MIN, INT_MAX, V|D, .unit = "ec"},
189 {"bits_per_coded_sample", NULL, OFFSET(bits_per_coded_sample), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX},
190 {"aspect", "sample aspect ratio", OFFSET(sample_aspect_ratio), AV_OPT_TYPE_RATIONAL, {.dbl = 0}, 0, 10, V|E},
191 {"sar", "sample aspect ratio", OFFSET(sample_aspect_ratio), AV_OPT_TYPE_RATIONAL, {.dbl = 0}, 0, 10, V|E},
192 {"debug", "print specific debug info", OFFSET(debug), AV_OPT_TYPE_FLAGS, {.i64 = DEFAULT }, 0, INT_MAX, V|A|S|E|D, .unit = "debug"},
193 {"pict", "picture info", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_PICT_INFO }, INT_MIN, INT_MAX, V|D, .unit = "debug"},
194 {"rc", "rate control", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_RC }, INT_MIN, INT_MAX, V|E, .unit = "debug"},
195 {"bitstream", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_BITSTREAM }, INT_MIN, INT_MAX, V|D, .unit = "debug"},
196 {"mb_type", "macroblock (MB) type", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_MB_TYPE }, INT_MIN, INT_MAX, V|D, .unit = "debug"},
197 {"qp", "per-block quantization parameter (QP)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_QP }, INT_MIN, INT_MAX, V|D, .unit = "debug"},
198 {"dct_coeff", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_DCT_COEFF }, INT_MIN, INT_MAX, V|D, .unit = "debug"},
199 {"green_metadata", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_GREEN_MD }, INT_MIN, INT_MAX, V|D, .unit = "debug"},
200 {"skip", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_SKIP }, INT_MIN, INT_MAX, V|D, .unit = "debug"},
201 {"startcode", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_STARTCODE }, INT_MIN, INT_MAX, V|D, .unit = "debug"},
202 {"er", "error recognition", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_ER }, INT_MIN, INT_MAX, V|D, .unit = "debug"},
203 {"mmco", "memory management control operations (H.264)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_MMCO }, INT_MIN, INT_MAX, V|D, .unit = "debug"},
204 {"bugs", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_BUGS }, INT_MIN, INT_MAX, V|D, .unit = "debug"},
205 {"buffers", "picture buffer allocations", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_BUFFERS }, INT_MIN, INT_MAX, V|D, .unit = "debug"},
206 {"thread_ops", "threading operations", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_THREADS }, INT_MIN, INT_MAX, V|A|D, .unit = "debug"},
207 {"nomc", "skip motion compensation", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_NOMC }, INT_MIN, INT_MAX, V|A|D, .unit = "debug"},
208 {"dia_size", "diamond type & size for motion estimation", OFFSET(dia_size), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E},
209 {"last_pred", "amount of motion predictors from the previous frame", OFFSET(last_predictor_count), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E},
210 {"pre_dia_size", "diamond type & size for motion estimation pre-pass", OFFSET(pre_dia_size), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E},
211 {"subq", "sub-pel motion estimation quality", OFFSET(me_subpel_quality), AV_OPT_TYPE_INT, {.i64 = 8 }, INT_MIN, INT_MAX, V|E},
212 {"me_range", "limit motion vectors range (1023 for DivX player)", OFFSET(me_range), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E},
213 {"global_quality", NULL, OFFSET(global_quality), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|A|E},
214 {"slice_flags", NULL, OFFSET(slice_flags), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX},
215 {"mbd", "macroblock decision algorithm (high quality mode)", OFFSET(mb_decision), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, 2, V|E, .unit = "mbd"},
216 {"simple", "use mbcmp", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MB_DECISION_SIMPLE }, INT_MIN, INT_MAX, V|E, .unit = "mbd"},
217 {"bits", "use fewest bits", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MB_DECISION_BITS }, INT_MIN, INT_MAX, V|E, .unit = "mbd"},
218 {"rd", "use best rate distortion", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MB_DECISION_RD }, INT_MIN, INT_MAX, V|E, .unit = "mbd"},
219 {"rc_init_occupancy", "number of bits which should be loaded into the rc buffer before decoding starts", OFFSET(rc_initial_buffer_occupancy), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E},
220 {"threads", "set the number of threads", OFFSET(thread_count), AV_OPT_TYPE_INT, {.i64 = 1 }, 0, INT_MAX, V|A|E|D, .unit = "threads"},
221 {"auto", "autodetect a suitable number of threads to use", 0, AV_OPT_TYPE_CONST, {.i64 = 0 }, INT_MIN, INT_MAX, V|E|D, .unit = "threads"},
222 {"dc", "intra_dc_precision", OFFSET(intra_dc_precision), AV_OPT_TYPE_INT, {.i64 = 0 }, -8, 16, V|E},
223 {"nssew", "nsse weight", OFFSET(nsse_weight), AV_OPT_TYPE_INT, {.i64 = 8 }, INT_MIN, INT_MAX, V|E},
224 {"skip_top", "number of macroblock rows at the top which are skipped", OFFSET(skip_top), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|D},
225 {"skip_bottom", "number of macroblock rows at the bottom which are skipped", OFFSET(skip_bottom), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|D},
226 {"profile", NULL, OFFSET(profile), AV_OPT_TYPE_INT, {.i64 = AV_PROFILE_UNKNOWN }, INT_MIN, INT_MAX, V|A|E|CC, .unit = "avctx.profile"},
227 {"unknown", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AV_PROFILE_UNKNOWN }, INT_MIN, INT_MAX, V|A|E, .unit = "avctx.profile"},
228 {"main10", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AV_PROFILE_HEVC_MAIN_10 }, INT_MIN, INT_MAX, V|E, .unit = "avctx.profile"},
229 {"level", "encoding level, usually corresponding to the profile level, codec-specific", OFFSET(level), AV_OPT_TYPE_INT, {.i64 = FF_LEVEL_UNKNOWN }, INT_MIN, INT_MAX, V|A|E|CC, .unit = "avctx.level"},
230 {"unknown", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_LEVEL_UNKNOWN }, INT_MIN, INT_MAX, V|A|E, .unit = "avctx.level"},
231 {"lowres", "decode at 1= 1/2, 2=1/4, 3=1/8 resolutions", OFFSET(lowres), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, V|A|D},
232 {"cmp", "full-pel ME compare function", OFFSET(me_cmp), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
233 {"subcmp", "sub-pel ME compare function", OFFSET(me_sub_cmp), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
234 {"mbcmp", "macroblock compare function", OFFSET(mb_cmp), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
235 {"ildctcmp", "interlaced DCT compare function", OFFSET(ildct_cmp), AV_OPT_TYPE_INT, {.i64 = FF_CMP_VSAD }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
236 {"precmp", "pre motion estimation compare function", OFFSET(me_pre_cmp), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
237 {"sad", "sum of absolute differences, fast", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_SAD }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
238 {"sse", "sum of squared errors", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_SSE }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
239 {"satd", "sum of absolute Hadamard transformed differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_SATD }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
240 {"dct", "sum of absolute DCT transformed differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_DCT }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
241 {"psnr", "sum of squared quantization errors (avoid, low quality)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_PSNR }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
242 {"bit", "number of bits needed for the block", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_BIT }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
243 {"rd", "rate distortion optimal, slow", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_RD }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
244 {"zero", "0", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_ZERO }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
245 {"vsad", "sum of absolute vertical differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_VSAD }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
246 {"vsse", "sum of squared vertical differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_VSSE }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
247 {"nsse", "noise preserving sum of squared differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_NSSE }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
248 #if CONFIG_SNOW_ENCODER
249 {"w53", "5/3 wavelet, only used in snow", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_W53 }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
250 {"w97", "9/7 wavelet, only used in snow", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_W97 }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
251 #endif
252 {"dctmax", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_DCTMAX }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
253 {"chroma", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_CHROMA }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
254 {"msad", "sum of absolute differences, median predicted", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_MEDIAN_SAD }, INT_MIN, INT_MAX, V|E, .unit = "cmp_func"},
255 {"mblmin", "minimum macroblock Lagrange factor (VBR)", OFFSET(mb_lmin), AV_OPT_TYPE_INT, {.i64 = FF_QP2LAMBDA * 2 }, 1, FF_LAMBDA_MAX, V|E},
256 {"mblmax", "maximum macroblock Lagrange factor (VBR)", OFFSET(mb_lmax), AV_OPT_TYPE_INT, {.i64 = FF_QP2LAMBDA * 31 }, 1, FF_LAMBDA_MAX, V|E},
257 {"skip_loop_filter", "skip loop filtering process for the selected frames", OFFSET(skip_loop_filter), AV_OPT_TYPE_INT, {.i64 = AVDISCARD_DEFAULT }, INT_MIN, INT_MAX, V|D, .unit = "avdiscard"},
258 {"skip_idct" , "skip IDCT/dequantization for the selected frames", OFFSET(skip_idct), AV_OPT_TYPE_INT, {.i64 = AVDISCARD_DEFAULT }, INT_MIN, INT_MAX, V|D, .unit = "avdiscard"},
259 {"skip_frame" , "skip decoding for the selected frames", OFFSET(skip_frame), AV_OPT_TYPE_INT, {.i64 = AVDISCARD_DEFAULT }, INT_MIN, INT_MAX, V|D, .unit = "avdiscard"},
260 {"none" , "discard no frame", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_NONE }, INT_MIN, INT_MAX, V|D, .unit = "avdiscard"},
261 {"default" , "discard useless frames", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_DEFAULT }, INT_MIN, INT_MAX, V|D, .unit = "avdiscard"},
262 {"noref" , "discard all non-reference frames", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_NONREF }, INT_MIN, INT_MAX, V|D, .unit = "avdiscard"},
263 {"bidir" , "discard all bidirectional frames", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_BIDIR }, INT_MIN, INT_MAX, V|D, .unit = "avdiscard"},
264 {"nointra" , "discard all frames except I frames", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_NONINTRA}, INT_MIN, INT_MAX, V|D, .unit = "avdiscard"},
265 {"nokey" , "discard all frames except keyframes", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_NONKEY }, INT_MIN, INT_MAX, V|D, .unit = "avdiscard"},
266 {"all" , "discard all frames", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_ALL }, INT_MIN, INT_MAX, V|D, .unit = "avdiscard"},
267 {"bidir_refine", "refine the two motion vectors used in bidirectional macroblocks", OFFSET(bidir_refine), AV_OPT_TYPE_INT, {.i64 = 1 }, 0, 4, V|E},
268 {"keyint_min", "minimum interval between IDR-frames", OFFSET(keyint_min), AV_OPT_TYPE_INT, {.i64 = 25 }, INT_MIN, INT_MAX, V|E},
269 {"refs", "reference frames to consider for motion compensation", OFFSET(refs), AV_OPT_TYPE_INT, {.i64 = 1 }, INT_MIN, INT_MAX, V|E},
270 {"trellis", "rate-distortion optimal quantization", OFFSET(trellis), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|A|E},
271 {"mv0_threshold", NULL, OFFSET(mv0_threshold), AV_OPT_TYPE_INT, {.i64 = 256 }, 0, INT_MAX, V|E},
272 {"compression_level", NULL, OFFSET(compression_level), AV_OPT_TYPE_INT, {.i64 = FF_COMPRESSION_DEFAULT }, INT_MIN, INT_MAX, V|A|E},
273 {"bits_per_raw_sample", NULL, OFFSET(bits_per_raw_sample), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX},
274 {"ch_layout", NULL, OFFSET(ch_layout), AV_OPT_TYPE_CHLAYOUT, {.str = NULL }, 0, 0, A|E|D, .unit = "ch_layout"},
275 #if FF_API_OLD_CHANNEL_LAYOUT
276 {"channel_layout", NULL, OFFSET(channel_layout), AV_OPT_TYPE_CHANNEL_LAYOUT, {.i64 = DEFAULT }, 0, UINT64_MAX, A|E|D, .unit = "channel_layout"},
277 {"request_channel_layout", NULL, OFFSET(request_channel_layout), AV_OPT_TYPE_CHANNEL_LAYOUT, {.i64 = DEFAULT }, 0, UINT64_MAX, A|D, .unit = "request_channel_layout"},
278 #endif
279 {"rc_max_vbv_use", NULL, OFFSET(rc_max_available_vbv_use), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, 0.0, FLT_MAX, V|E},
280 {"rc_min_vbv_use", NULL, OFFSET(rc_min_vbv_overflow_use), AV_OPT_TYPE_FLOAT, {.dbl = 3 }, 0.0, FLT_MAX, V|E},
281 #if FF_API_TICKS_PER_FRAME
282 {"ticks_per_frame", NULL, OFFSET(ticks_per_frame), AV_OPT_TYPE_INT, {.i64 = 1 }, 1, INT_MAX, A|V|E|D},
283 #endif
284 {"color_primaries", "color primaries", OFFSET(color_primaries), AV_OPT_TYPE_INT, {.i64 = AVCOL_PRI_UNSPECIFIED }, 1, INT_MAX, V|E|D, .unit = "color_primaries_type"},
285 {"bt709", "BT.709", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_BT709 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
286 {"unknown", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
287 {"bt470m", "BT.470 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_BT470M }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
288 {"bt470bg", "BT.470 BG", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_BT470BG }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
289 {"smpte170m", "SMPTE 170 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_SMPTE170M }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
290 {"smpte240m", "SMPTE 240 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_SMPTE240M }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
291 {"film", "Film", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_FILM }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
292 {"bt2020", "BT.2020", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_BT2020 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
293 {"smpte428", "SMPTE 428-1", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_SMPTE428 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
294 {"smpte428_1", "SMPTE 428-1", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_SMPTE428 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
295 {"smpte431", "SMPTE 431-2", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_SMPTE431 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
296 {"smpte432", "SMPTE 422-1", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_SMPTE432 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
297 {"jedec-p22", "JEDEC P22", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_JEDEC_P22 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
298 {"ebu3213", "EBU 3213-E", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_EBU3213 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
299 {"unspecified", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, .unit = "color_primaries_type"},
300 {"color_trc", "color transfer characteristics", OFFSET(color_trc), AV_OPT_TYPE_INT, {.i64 = AVCOL_TRC_UNSPECIFIED }, 1, INT_MAX, V|E|D, .unit = "color_trc_type"},
301 {"bt709", "BT.709", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT709 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
302 {"unknown", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
303 {"gamma22", "BT.470 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_GAMMA22 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
304 {"gamma28", "BT.470 BG", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_GAMMA28 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
305 {"smpte170m", "SMPTE 170 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTE170M }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
306 {"smpte240m", "SMPTE 240 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTE240M }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
307 {"linear", "Linear", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_LINEAR }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
308 {"log100", "Log", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_LOG }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
309 {"log316", "Log square root", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_LOG_SQRT }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
310 {"iec61966-2-4", "IEC 61966-2-4", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_IEC61966_2_4 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
311 {"bt1361e", "BT.1361", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT1361_ECG }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
312 {"iec61966-2-1", "IEC 61966-2-1", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_IEC61966_2_1 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
313 {"bt2020-10", "BT.2020 - 10 bit", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT2020_10 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
314 {"bt2020-12", "BT.2020 - 12 bit", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT2020_12 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
315 {"smpte2084", "SMPTE 2084", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTE2084 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
316 {"smpte428", "SMPTE 428-1", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTE428 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
317 {"arib-std-b67", "ARIB STD-B67", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_ARIB_STD_B67 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
318 {"unspecified", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
319 {"log", "Log", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_LOG }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
320 {"log_sqrt", "Log square root", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_LOG_SQRT }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
321 {"iec61966_2_4", "IEC 61966-2-4", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_IEC61966_2_4 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
322 {"bt1361", "BT.1361", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT1361_ECG }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
323 {"iec61966_2_1", "IEC 61966-2-1", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_IEC61966_2_1 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
324 {"bt2020_10bit", "BT.2020 - 10 bit", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT2020_10 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
325 {"bt2020_12bit", "BT.2020 - 12 bit", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT2020_12 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
326 {"smpte428_1", "SMPTE 428-1", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTE428 }, INT_MIN, INT_MAX, V|E|D, .unit = "color_trc_type"},
327 {"colorspace", "color space", OFFSET(colorspace), AV_OPT_TYPE_INT, {.i64 = AVCOL_SPC_UNSPECIFIED }, 0, INT_MAX, V|E|D, .unit = "colorspace_type"},
328 {"rgb", "RGB", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_RGB }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
329 {"bt709", "BT.709", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_BT709 }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
330 {"unknown", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
331 {"fcc", "FCC", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_FCC }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
332 {"bt470bg", "BT.470 BG", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_BT470BG }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
333 {"smpte170m", "SMPTE 170 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_SMPTE170M }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
334 {"smpte240m", "SMPTE 240 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_SMPTE240M }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
335 {"ycgco", "YCGCO", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_YCGCO }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
336 {"bt2020nc", "BT.2020 NCL", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_BT2020_NCL }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
337 {"bt2020c", "BT.2020 CL", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_BT2020_CL }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
338 {"smpte2085", "SMPTE 2085", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_SMPTE2085 }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
339 {"chroma-derived-nc", "Chroma-derived NCL", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_CHROMA_DERIVED_NCL }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
340 {"chroma-derived-c", "Chroma-derived CL", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_CHROMA_DERIVED_CL }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
341 {"ictcp", "ICtCp", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_ICTCP }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
342 {"unspecified", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
343 {"ycocg", "YCGCO", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_YCGCO }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
344 {"bt2020_ncl", "BT.2020 NCL", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_BT2020_NCL }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
345 {"bt2020_cl", "BT.2020 CL", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_BT2020_CL }, INT_MIN, INT_MAX, V|E|D, .unit = "colorspace_type"},
346 {"color_range", "color range", OFFSET(color_range), AV_OPT_TYPE_INT, {.i64 = AVCOL_RANGE_UNSPECIFIED }, 0, INT_MAX, V|E|D, .unit = "color_range_type"},
347 {"unknown", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_RANGE_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, .unit = "color_range_type"},
348 {"tv", "MPEG (219*2^(n-8))", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_RANGE_MPEG }, INT_MIN, INT_MAX, V|E|D, .unit = "color_range_type"},
349 {"pc", "JPEG (2^n-1)", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_RANGE_JPEG }, INT_MIN, INT_MAX, V|E|D, .unit = "color_range_type"},
350 {"unspecified", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_RANGE_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, .unit = "color_range_type"},
351 {"mpeg", "MPEG (219*2^(n-8))", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_RANGE_MPEG }, INT_MIN, INT_MAX, V|E|D, .unit = "color_range_type"},
352 {"jpeg", "JPEG (2^n-1)", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_RANGE_JPEG }, INT_MIN, INT_MAX, V|E|D, .unit = "color_range_type"},
353 {"limited", "MPEG (219*2^(n-8))", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_RANGE_MPEG }, INT_MIN, INT_MAX, V|E|D, .unit = "color_range_type"},
354 {"full", "JPEG (2^n-1)", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_RANGE_JPEG }, INT_MIN, INT_MAX, V|E|D, .unit = "color_range_type"},
355 {"chroma_sample_location", "chroma sample location", OFFSET(chroma_sample_location), AV_OPT_TYPE_INT, {.i64 = AVCHROMA_LOC_UNSPECIFIED }, 0, INT_MAX, V|E|D, .unit = "chroma_sample_location_type"},
356 {"unknown", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, .unit = "chroma_sample_location_type"},
357 {"left", "Left", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_LEFT }, INT_MIN, INT_MAX, V|E|D, .unit = "chroma_sample_location_type"},
358 {"center", "Center", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_CENTER }, INT_MIN, INT_MAX, V|E|D, .unit = "chroma_sample_location_type"},
359 {"topleft", "Top-left", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_TOPLEFT }, INT_MIN, INT_MAX, V|E|D, .unit = "chroma_sample_location_type"},
360 {"top", "Top", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_TOP }, INT_MIN, INT_MAX, V|E|D, .unit = "chroma_sample_location_type"},
361 {"bottomleft", "Bottom-left", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_BOTTOMLEFT }, INT_MIN, INT_MAX, V|E|D, .unit = "chroma_sample_location_type"},
362 {"bottom", "Bottom", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_BOTTOM }, INT_MIN, INT_MAX, V|E|D, .unit = "chroma_sample_location_type"},
363 {"unspecified", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, .unit = "chroma_sample_location_type"},
364 {"log_level_offset", "set the log level offset", OFFSET(log_level_offset), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX },
365 {"slices", "set the number of slices, used in parallelized encoding", OFFSET(slices), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, V|E},
366 {"thread_type", "select multithreading type", OFFSET(thread_type), AV_OPT_TYPE_FLAGS, {.i64 = FF_THREAD_SLICE|FF_THREAD_FRAME }, 0, INT_MAX, V|A|E|D, .unit = "thread_type"},
367 {"slice", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_THREAD_SLICE }, INT_MIN, INT_MAX, V|E|D, .unit = "thread_type"},
368 {"frame", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_THREAD_FRAME }, INT_MIN, INT_MAX, V|E|D, .unit = "thread_type"},
369 {"audio_service_type", "audio service type", OFFSET(audio_service_type), AV_OPT_TYPE_INT, {.i64 = AV_AUDIO_SERVICE_TYPE_MAIN }, 0, AV_AUDIO_SERVICE_TYPE_NB-1, A|E, .unit = "audio_service_type"},
370 {"ma", "Main Audio Service", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_MAIN }, INT_MIN, INT_MAX, A|E, .unit = "audio_service_type"},
371 {"ef", "Effects", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_EFFECTS }, INT_MIN, INT_MAX, A|E, .unit = "audio_service_type"},
372 {"vi", "Visually Impaired", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_VISUALLY_IMPAIRED }, INT_MIN, INT_MAX, A|E, .unit = "audio_service_type"},
373 {"hi", "Hearing Impaired", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_HEARING_IMPAIRED }, INT_MIN, INT_MAX, A|E, .unit = "audio_service_type"},
374 {"di", "Dialogue", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_DIALOGUE }, INT_MIN, INT_MAX, A|E, .unit = "audio_service_type"},
375 {"co", "Commentary", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_COMMENTARY }, INT_MIN, INT_MAX, A|E, .unit = "audio_service_type"},
376 {"em", "Emergency", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_EMERGENCY }, INT_MIN, INT_MAX, A|E, .unit = "audio_service_type"},
377 {"vo", "Voice Over", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_VOICE_OVER }, INT_MIN, INT_MAX, A|E, .unit = "audio_service_type"},
378 {"ka", "Karaoke", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_KARAOKE }, INT_MIN, INT_MAX, A|E, .unit = "audio_service_type"},
379 {"request_sample_fmt", "sample format audio decoders should prefer", OFFSET(request_sample_fmt), AV_OPT_TYPE_SAMPLE_FMT, {.i64=AV_SAMPLE_FMT_NONE}, -1, INT_MAX, A|D, .unit = "request_sample_fmt"},
380 {"pkt_timebase", NULL, OFFSET(pkt_timebase), AV_OPT_TYPE_RATIONAL, {.dbl = 0 }, 0, INT_MAX, 0},
381 {"sub_charenc", "set input text subtitles character encoding", OFFSET(sub_charenc), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, S|D},
382 {"sub_charenc_mode", "set input text subtitles character encoding mode", OFFSET(sub_charenc_mode), AV_OPT_TYPE_FLAGS, {.i64 = FF_SUB_CHARENC_MODE_AUTOMATIC}, -1, INT_MAX, S|D, .unit = "sub_charenc_mode"},
383 {"do_nothing", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_SUB_CHARENC_MODE_DO_NOTHING}, INT_MIN, INT_MAX, S|D, .unit = "sub_charenc_mode"},
384 {"auto", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_SUB_CHARENC_MODE_AUTOMATIC}, INT_MIN, INT_MAX, S|D, .unit = "sub_charenc_mode"},
385 {"pre_decoder", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_SUB_CHARENC_MODE_PRE_DECODER}, INT_MIN, INT_MAX, S|D, .unit = "sub_charenc_mode"},
386 {"ignore", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_SUB_CHARENC_MODE_IGNORE}, INT_MIN, INT_MAX, S|D, .unit = "sub_charenc_mode"},
387 {"apply_cropping", NULL, OFFSET(apply_cropping), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, V | D },
388 {"skip_alpha", "Skip processing alpha", OFFSET(skip_alpha), AV_OPT_TYPE_BOOL, {.i64 = 0 }, 0, 1, V|D },
389 {"field_order", "Field order", OFFSET(field_order), AV_OPT_TYPE_INT, {.i64 = AV_FIELD_UNKNOWN }, 0, 5, V|D|E, .unit = "field_order" },
390 {"progressive", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AV_FIELD_PROGRESSIVE }, 0, 0, V|D|E, .unit = "field_order" },
391 {"tt", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AV_FIELD_TT }, 0, 0, V|D|E, .unit = "field_order" },
392 {"bb", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AV_FIELD_BB }, 0, 0, V|D|E, .unit = "field_order" },
393 {"tb", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AV_FIELD_TB }, 0, 0, V|D|E, .unit = "field_order" },
394 {"bt", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AV_FIELD_BT }, 0, 0, V|D|E, .unit = "field_order" },
395 {"dump_separator", "set information dump field separator", OFFSET(dump_separator), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, A|V|S|D|E},
396 {"codec_whitelist", "List of decoders that are allowed to be used", OFFSET(codec_whitelist), AV_OPT_TYPE_STRING, { .str = NULL }, 0, 0, A|V|S|D },
397 {"pixel_format", "set pixel format", OFFSET(pix_fmt), AV_OPT_TYPE_PIXEL_FMT, {.i64=AV_PIX_FMT_NONE}, -1, INT_MAX, 0 },
398 {"video_size", "set video size", OFFSET(width), AV_OPT_TYPE_IMAGE_SIZE, {.str=NULL}, 0, INT_MAX, 0 },
399 {"max_pixels", "Maximum number of pixels", OFFSET(max_pixels), AV_OPT_TYPE_INT64, {.i64 = INT_MAX }, 0, INT_MAX, A|V|S|D|E },
400 {"max_samples", "Maximum number of samples", OFFSET(max_samples), AV_OPT_TYPE_INT64, {.i64 = INT_MAX }, 0, INT_MAX, A|D|E },
401 {"hwaccel_flags", NULL, OFFSET(hwaccel_flags), AV_OPT_TYPE_FLAGS, {.i64 = AV_HWACCEL_FLAG_IGNORE_LEVEL }, 0, UINT_MAX, V|D, .unit = "hwaccel_flags"},
402 {"ignore_level", "ignore level even if the codec level used is unknown or higher than the maximum supported level reported by the hardware driver", 0, AV_OPT_TYPE_CONST, { .i64 = AV_HWACCEL_FLAG_IGNORE_LEVEL }, INT_MIN, INT_MAX, V | D, .unit = "hwaccel_flags" },
403 {"allow_high_depth", "allow to output YUV pixel formats with a different chroma sampling than 4:2:0 and/or other than 8 bits per component", 0, AV_OPT_TYPE_CONST, {.i64 = AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH }, INT_MIN, INT_MAX, V | D, .unit = "hwaccel_flags"},
404 {"allow_profile_mismatch", "attempt to decode anyway if HW accelerated decoder's supported profiles do not exactly match the stream", 0, AV_OPT_TYPE_CONST, {.i64 = AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH }, INT_MIN, INT_MAX, V | D, .unit = "hwaccel_flags"},
405 {"unsafe_output", "allow potentially unsafe hwaccel frame output that might require special care to process successfully", 0, AV_OPT_TYPE_CONST, {.i64 = AV_HWACCEL_FLAG_UNSAFE_OUTPUT }, INT_MIN, INT_MAX, V | D, .unit = "hwaccel_flags"},
406 {"extra_hw_frames", "Number of extra hardware frames to allocate for the user", OFFSET(extra_hw_frames), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, V|D },
407 {"discard_damaged_percentage", "Percentage of damaged samples to discard a frame", OFFSET(discard_damaged_percentage), AV_OPT_TYPE_INT, {.i64 = 95 }, 0, 100, V|D },
408 {NULL},
409 };
410 
411 #undef A
412 #undef V
413 #undef S
414 #undef E
415 #undef D
416 #undef CC
417 #undef DEFAULT
418 #undef OFFSET
419 
420 #endif /* AVCODEC_OPTIONS_TABLE_H */
FF_DEBUG_RC
#define FF_DEBUG_RC
Definition: avcodec.h:1394
FF_DCT_FAAN
#define FF_DCT_FAAN
Definition: avcodec.h:1483
FF_BUG_DC_CLIP
#define FF_BUG_DC_CLIP
Definition: avcodec.h:1357
level
uint8_t level
Definition: svq3.c:204
AV_EF_EXPLODE
#define AV_EF_EXPLODE
abort decoding on minor error detection
Definition: defs.h:51
AVCOL_PRI_EBU3213
@ AVCOL_PRI_EBU3213
EBU Tech. 3213-E (nothing there) / one of JEDEC P22 group phosphors.
Definition: pixfmt.h:575
A
#define A
Definition: options_table.h:39
AV_EF_CAREFUL
#define AV_EF_CAREFUL
consider things that violate the spec, are fast to calculate and have not been seen in the wild as er...
Definition: defs.h:54
FF_BUG_TRUNCATED
#define FF_BUG_TRUNCATED
Definition: avcodec.h:1359
opt.h
AV_OPT_TYPE_SAMPLE_FMT
@ AV_OPT_TYPE_SAMPLE_FMT
Definition: opt.h:237
CC
#define CC
Definition: options_table.h:43
apply_cropping
static int apply_cropping(AVCodecContext *avctx, AVFrame *frame)
Definition: decode.c:742
AV_EF_COMPLIANT
#define AV_EF_COMPLIANT
consider all spec non compliances as errors
Definition: defs.h:55
AV_FIELD_PROGRESSIVE
@ AV_FIELD_PROGRESSIVE
Definition: defs.h:200
AVCOL_TRC_LINEAR
@ AVCOL_TRC_LINEAR
"Linear transfer characteristics"
Definition: pixfmt.h:593
AVCHROMA_LOC_BOTTOM
@ AVCHROMA_LOC_BOTTOM
Definition: pixfmt.h:713
AV_AUDIO_SERVICE_TYPE_NB
@ AV_AUDIO_SERVICE_TYPE_NB
Not part of ABI.
Definition: defs.h:232
FF_IDCT_ALTIVEC
#define FF_IDCT_ALTIVEC
Definition: avcodec.h:1496
AV_CODEC_FLAG_QSCALE
#define AV_CODEC_FLAG_QSCALE
Use fixed qscale.
Definition: avcodec.h:224
AV_CODEC_FLAG_UNALIGNED
#define AV_CODEC_FLAG_UNALIGNED
Allow decoders to produce frames with data planes that are not aligned to CPU requirements (e....
Definition: avcodec.h:220
FF_DCT_INT
#define FF_DCT_INT
Definition: avcodec.h:1480
AVCOL_RANGE_JPEG
@ AVCOL_RANGE_JPEG
Full range content.
Definition: pixfmt.h:687
FF_BUG_EDGE
#define FF_BUG_EDGE
Definition: avcodec.h:1355
FF_LAMBDA_MAX
#define FF_LAMBDA_MAX
Definition: avutil.h:228
AVOption
AVOption.
Definition: opt.h:251
AVCOL_TRC_UNSPECIFIED
@ AVCOL_TRC_UNSPECIFIED
Definition: pixfmt.h:587
version_major.h
AV_AUDIO_SERVICE_TYPE_VOICE_OVER
@ AV_AUDIO_SERVICE_TYPE_VOICE_OVER
Definition: defs.h:230
FF_COMPLIANCE_STRICT
#define FF_COMPLIANCE_STRICT
Strictly conform to all the things in the spec no matter what consequences.
Definition: defs.h:59
AVCOL_PRI_JEDEC_P22
@ AVCOL_PRI_JEDEC_P22
Definition: pixfmt.h:576
AVCOL_SPC_RGB
@ AVCOL_SPC_RGB
order of coefficients is actually GBR, also IEC 61966-2-1 (sRGB), YZX and ST 428-1
Definition: pixfmt.h:614
float.h
AVCOL_TRC_BT2020_12
@ AVCOL_TRC_BT2020_12
ITU-R BT2020 for 12-bit system.
Definition: pixfmt.h:600
FF_EC_GUESS_MVS
#define FF_EC_GUESS_MVS
Definition: avcodec.h:1383
FF_LEVEL_UNKNOWN
#define FF_LEVEL_UNKNOWN
Definition: avcodec.h:1748
FF_COMPLIANCE_EXPERIMENTAL
#define FF_COMPLIANCE_EXPERIMENTAL
Allow nonstandardized experimental things.
Definition: defs.h:62
FF_SUB_CHARENC_MODE_PRE_DECODER
#define FF_SUB_CHARENC_MODE_PRE_DECODER
the AVPacket data needs to be recoded to UTF-8 before being fed to the decoder, requires iconv
Definition: avcodec.h:1856
AV_CODEC_FLAG_PSNR
#define AV_CODEC_FLAG_PSNR
error[?] variables will be set during encoding.
Definition: avcodec.h:326
FF_BUG_HPEL_CHROMA
#define FF_BUG_HPEL_CHROMA
Definition: avcodec.h:1356
AV_OPT_TYPE_RATIONAL
@ AV_OPT_TYPE_RATIONAL
Definition: opt.h:230
FF_COMPRESSION_DEFAULT
#define FF_COMPRESSION_DEFAULT
Definition: avcodec.h:518
SwrContext::cutoff
double cutoff
resampling cutoff frequency (swr: 6dB point; soxr: 0dB point).
Definition: swresample_internal.h:136
AV_CODEC_FLAG_INTERLACED_ME
#define AV_CODEC_FLAG_INTERLACED_ME
interlaced motion estimation
Definition: avcodec.h:351
FF_IDCT_AUTO
#define FF_IDCT_AUTO
Definition: avcodec.h:1491
FF_SUB_CHARENC_MODE_AUTOMATIC
#define FF_SUB_CHARENC_MODE_AUTOMATIC
libavcodec will select the mode itself
Definition: avcodec.h:1855
AVCOL_SPC_BT2020_CL
@ AVCOL_SPC_BT2020_CL
ITU-R BT2020 constant luminance system.
Definition: pixfmt.h:625
AV_CODEC_FLAG_4MV
#define AV_CODEC_FLAG_4MV
4 MV per MB allowed / advanced prediction for H.263.
Definition: avcodec.h:228
sample_rate
sample_rate
Definition: ffmpeg_filter.c:424
AV_HWACCEL_FLAG_IGNORE_LEVEL
#define AV_HWACCEL_FLAG_IGNORE_LEVEL
Hardware acceleration should be used for decoding even if the codec level used is unknown or higher t...
Definition: avcodec.h:2183
FF_DEBUG_PICT_INFO
#define FF_DEBUG_PICT_INFO
Definition: avcodec.h:1393
AV_CODEC_FLAG2_IGNORE_CROP
#define AV_CODEC_FLAG2_IGNORE_CROP
Discard cropping information from SPS.
Definition: avcodec.h:375
AV_CODEC_FLAG_GLOBAL_HEADER
#define AV_CODEC_FLAG_GLOBAL_HEADER
Place global headers in extradata instead of every keyframe.
Definition: avcodec.h:338
AV_FIELD_BT
@ AV_FIELD_BT
Bottom coded first, top displayed first.
Definition: defs.h:204
FF_IDCT_XVID
#define FF_IDCT_XVID
Definition: avcodec.h:1498
FF_CMP_VSSE
#define FF_CMP_VSSE
Definition: avcodec.h:861
AVCOL_SPC_BT470BG
@ AVCOL_SPC_BT470BG
also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM / IEC 61966-2-4 xvYCC601
Definition: pixfmt.h:619
AV_CODEC_FLAG_OUTPUT_CORRUPT
#define AV_CODEC_FLAG_OUTPUT_CORRUPT
Output even those frames that might be corrupted.
Definition: avcodec.h:232
AV_FIELD_TT
@ AV_FIELD_TT
Top coded_first, top displayed first.
Definition: defs.h:201
AV_CODEC_FLAG_COPY_OPAQUE
#define AV_CODEC_FLAG_COPY_OPAQUE
Definition: avcodec.h:299
FF_IDCT_SIMPLE
#define FF_IDCT_SIMPLE
Definition: avcodec.h:1493
AVCOL_TRC_IEC61966_2_1
@ AVCOL_TRC_IEC61966_2_1
IEC 61966-2-1 (sRGB or sYCC)
Definition: pixfmt.h:598
AV_CODEC_FLAG_FRAME_DURATION
#define AV_CODEC_FLAG_FRAME_DURATION
Signal to the encoder that the values of AVFrame.duration are valid and should be used (typically for...
Definition: avcodec.h:306
FF_BUG_QPEL_CHROMA2
#define FF_BUG_QPEL_CHROMA2
Definition: avcodec.h:1353
FF_BUG_MS
#define FF_BUG_MS
Work around various bugs in Microsoft's broken decoders.
Definition: avcodec.h:1358
AV_EF_BITSTREAM
#define AV_EF_BITSTREAM
detect bitstream specification deviations
Definition: defs.h:49
AVCOL_TRC_GAMMA28
@ AVCOL_TRC_GAMMA28
also ITU-R BT470BG
Definition: pixfmt.h:590
FF_DEBUG_ER
#define FF_DEBUG_ER
Definition: avcodec.h:1401
AVDISCARD_NONE
@ AVDISCARD_NONE
discard nothing
Definition: defs.h:213
FF_SUB_CHARENC_MODE_DO_NOTHING
#define FF_SUB_CHARENC_MODE_DO_NOTHING
do nothing (demuxer outputs a stream supposed to be already in UTF-8, or the codec is bitmap for inst...
Definition: avcodec.h:1854
FF_CMP_CHROMA
#define FF_CMP_CHROMA
Definition: avcodec.h:868
AV_CODEC_FLAG_LOW_DELAY
#define AV_CODEC_FLAG_LOW_DELAY
Force low delay.
Definition: avcodec.h:334
AV_CODEC_FLAG2_NO_OUTPUT
#define AV_CODEC_FLAG2_NO_OUTPUT
Skip bitstream encoding.
Definition: avcodec.h:361
AVCOL_TRC_LOG_SQRT
@ AVCOL_TRC_LOG_SQRT
"Logarithmic transfer characteristic (100 * Sqrt(10) : 1 range)"
Definition: pixfmt.h:595
FF_CMP_SSE
#define FF_CMP_SSE
Definition: avcodec.h:853
AV_CODEC_FLAG_LOOP_FILTER
#define AV_CODEC_FLAG_LOOP_FILTER
loop filter.
Definition: avcodec.h:318
AV_FIELD_TB
@ AV_FIELD_TB
Top coded first, bottom displayed first.
Definition: defs.h:203
AVCOL_TRC_GAMMA22
@ AVCOL_TRC_GAMMA22
also ITU-R BT470M / ITU-R BT1700 625 PAL & SECAM
Definition: pixfmt.h:589
AV_CODEC_FLAG_INTERLACED_DCT
#define AV_CODEC_FLAG_INTERLACED_DCT
Use interlaced DCT.
Definition: avcodec.h:330
gop_size
int gop_size
Definition: movenc.c:67
FF_IDCT_INT
#define FF_IDCT_INT
Definition: avcodec.h:1492
AV_CODEC_FLAG_DROPCHANGED
#define AV_CODEC_FLAG_DROPCHANGED
Don't output frames whose parameters differ from first decoded frame in stream.
Definition: avcodec.h:244
FF_IDCT_SIMPLEAUTO
#define FF_IDCT_SIMPLEAUTO
Definition: avcodec.h:1507
AV_PROFILE_UNKNOWN
#define AV_PROFILE_UNKNOWN
Definition: defs.h:65
AV_HWACCEL_FLAG_UNSAFE_OUTPUT
#define AV_HWACCEL_FLAG_UNSAFE_OUTPUT
Some hardware decoders (namely nvdec) can either output direct decoder surfaces, or make an on-device...
Definition: avcodec.h:2219
AV_FIELD_UNKNOWN
@ AV_FIELD_UNKNOWN
Definition: defs.h:199
FF_CMP_BIT
#define FF_CMP_BIT
Definition: avcodec.h:857
width
#define width
AVCHROMA_LOC_TOP
@ AVCHROMA_LOC_TOP
Definition: pixfmt.h:711
AVCOL_TRC_BT1361_ECG
@ AVCOL_TRC_BT1361_ECG
ITU-R BT1361 Extended Colour Gamut.
Definition: pixfmt.h:597
FF_EC_DEBLOCK
#define FF_EC_DEBLOCK
Definition: avcodec.h:1384
AVCOL_SPC_SMPTE170M
@ AVCOL_SPC_SMPTE170M
also ITU-R BT601-6 525 / ITU-R BT1358 525 / ITU-R BT1700 NTSC / functionally identical to above
Definition: pixfmt.h:620
pix_fmt
static enum AVPixelFormat pix_fmt
Definition: demux_decode.c:41
frame_size
int frame_size
Definition: mxfenc.c:2422
AV_CODEC_EXPORT_DATA_PRFT
#define AV_CODEC_EXPORT_DATA_PRFT
Export encoder Producer Reference Time through packet side data.
Definition: avcodec.h:410
FF_BUG_NO_PADDING
#define FF_BUG_NO_PADDING
Definition: avcodec.h:1349
AV_EF_IGNORE_ERR
#define AV_EF_IGNORE_ERR
ignore errors and continue
Definition: defs.h:53
FF_IDCT_ARM
#define FF_IDCT_ARM
Definition: avcodec.h:1495
AV_OPT_TYPE_INT64
@ AV_OPT_TYPE_INT64
Definition: opt.h:226
channels
channels
Definition: aptx.h:31
limits.h
AVCOL_PRI_SMPTE428
@ AVCOL_PRI_SMPTE428
SMPTE ST 428-1 (CIE 1931 XYZ)
Definition: pixfmt.h:571
AV_AUDIO_SERVICE_TYPE_HEARING_IMPAIRED
@ AV_AUDIO_SERVICE_TYPE_HEARING_IMPAIRED
Definition: defs.h:226
AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH
#define AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH
Hardware acceleration can output YUV pixel formats with a different chroma sampling than 4:2:0 and/or...
Definition: avcodec.h:2189
AVCOL_PRI_SMPTE240M
@ AVCOL_PRI_SMPTE240M
identical to above, also called "SMPTE C" even though it uses D65
Definition: pixfmt.h:568
color_range
color_range
Definition: vf_selectivecolor.c:43
FF_DEBUG_MMCO
#define FF_DEBUG_MMCO
Definition: avcodec.h:1402
AVCOL_PRI_UNSPECIFIED
@ AVCOL_PRI_UNSPECIFIED
Definition: pixfmt.h:562
FF_DCT_MMX
#define FF_DCT_MMX
Definition: avcodec.h:1481
FF_BUG_DIRECT_BLOCKSIZE
#define FF_BUG_DIRECT_BLOCKSIZE
Definition: avcodec.h:1354
AVDISCARD_BIDIR
@ AVDISCARD_BIDIR
discard all bidirectional frames
Definition: defs.h:216
AVCOL_SPC_CHROMA_DERIVED_CL
@ AVCOL_SPC_CHROMA_DERIVED_CL
Chromaticity-derived constant luminance system.
Definition: pixfmt.h:628
AVCOL_PRI_BT470BG
@ AVCOL_PRI_BT470BG
also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM
Definition: pixfmt.h:566
AVCOL_PRI_SMPTE170M
@ AVCOL_PRI_SMPTE170M
also ITU-R BT601-6 525 / ITU-R BT1358 525 / ITU-R BT1700 NTSC
Definition: pixfmt.h:567
E
#define E
Definition: options_table.h:41
AVDISCARD_ALL
@ AVDISCARD_ALL
discard all
Definition: defs.h:219
AV_CODEC_FLAG2_SKIP_MANUAL
#define AV_CODEC_FLAG2_SKIP_MANUAL
Do not skip samples and export skip information as frame side data.
Definition: avcodec.h:388
FF_BUG_UMP4
#define FF_BUG_UMP4
Definition: avcodec.h:1348
NULL
#define NULL
Definition: coverity.c:32
FF_COMPLIANCE_VERY_STRICT
#define FF_COMPLIANCE_VERY_STRICT
Strictly conform to an older more strict version of the spec or reference software.
Definition: defs.h:58
FF_BUG_STD_QPEL
#define FF_BUG_STD_QPEL
Definition: avcodec.h:1352
AVCHROMA_LOC_LEFT
@ AVCHROMA_LOC_LEFT
MPEG-2/4 4:2:0, H.264 default for 4:2:0.
Definition: pixfmt.h:708
AVCHROMA_LOC_TOPLEFT
@ AVCHROMA_LOC_TOPLEFT
ITU-R 601, SMPTE 274M 296M S314M(DV 4:1:1), mpeg2 4:2:2.
Definition: pixfmt.h:710
FF_DEBUG_MB_TYPE
#define FF_DEBUG_MB_TYPE
Definition: avcodec.h:1396
AVCOL_TRC_IEC61966_2_4
@ AVCOL_TRC_IEC61966_2_4
IEC 61966-2-4.
Definition: pixfmt.h:596
AV_OPT_TYPE_IMAGE_SIZE
@ AV_OPT_TYPE_IMAGE_SIZE
offset must point to two consecutive integers
Definition: opt.h:235
DEFAULT
#define DEFAULT
Definition: options_table.h:36
AVCOL_PRI_BT709
@ AVCOL_PRI_BT709
also ITU-R BT1361 / IEC 61966-2-4 / SMPTE RP 177 Annex B
Definition: pixfmt.h:561
AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH
#define AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH
Hardware acceleration should still be attempted for decoding when the codec profile does not match th...
Definition: avcodec.h:2203
AV_CODEC_FLAG2_FAST
#define AV_CODEC_FLAG2_FAST
Allow non spec compliant speedup tricks.
Definition: avcodec.h:357
SwrContext::log_level_offset
int log_level_offset
logging level offset
Definition: swresample_internal.h:97
AV_CODEC_FLAG_AC_PRED
#define AV_CODEC_FLAG_AC_PRED
H.263 advanced intra coding / MPEG-4 AC prediction.
Definition: avcodec.h:347
FF_BUG_IEDGE
#define FF_BUG_IEDGE
Definition: avcodec.h:1360
lowres
static int lowres
Definition: ffplay.c:333
AVCOL_TRC_BT2020_10
@ AVCOL_TRC_BT2020_10
ITU-R BT2020 for 10-bit system.
Definition: pixfmt.h:599
FF_MB_DECISION_SIMPLE
#define FF_MB_DECISION_SIMPLE
uses mb_cmp
Definition: avcodec.h:930
FF_IDCT_SIMPLEARM
#define FF_IDCT_SIMPLEARM
Definition: avcodec.h:1497
AVCOL_SPC_YCGCO
@ AVCOL_SPC_YCGCO
used by Dirac / VC-2 and H.264 FRext, see ITU-T SG16
Definition: pixfmt.h:622
AV_AUDIO_SERVICE_TYPE_EMERGENCY
@ AV_AUDIO_SERVICE_TYPE_EMERGENCY
Definition: defs.h:229
AV_CODEC_FLAG2_ICC_PROFILES
#define AV_CODEC_FLAG2_ICC_PROFILES
Generate/parse ICC profiles on encode/decode, as appropriate for the type of file.
Definition: avcodec.h:398
FF_DEBUG_BUFFERS
#define FF_DEBUG_BUFFERS
Definition: avcodec.h:1404
AV_OPT_TYPE_CHLAYOUT
@ AV_OPT_TYPE_CHLAYOUT
Definition: opt.h:245
AV_EF_CRCCHECK
#define AV_EF_CRCCHECK
Verify checksums embedded in the bitstream (could be of either encoded or decoded data,...
Definition: defs.h:48
FF_CMP_MEDIAN_SAD
#define FF_CMP_MEDIAN_SAD
Definition: avcodec.h:867
AV_PROFILE_HEVC_MAIN_10
#define AV_PROFILE_HEVC_MAIN_10
Definition: defs.h:159
AVCOL_RANGE_UNSPECIFIED
@ AVCOL_RANGE_UNSPECIFIED
Definition: pixfmt.h:653
FF_DEBUG_THREADS
#define FF_DEBUG_THREADS
Definition: avcodec.h:1405
AVCOL_PRI_BT2020
@ AVCOL_PRI_BT2020
ITU-R BT2020.
Definition: pixfmt.h:570
color_primaries
static const AVColorPrimariesDesc color_primaries[AVCOL_PRI_NB]
Definition: csp.c:76
AVCOL_TRC_SMPTE2084
@ AVCOL_TRC_SMPTE2084
SMPTE ST 2084 for 10-, 12-, 14- and 16-bit systems.
Definition: pixfmt.h:601
AVCOL_PRI_SMPTE431
@ AVCOL_PRI_SMPTE431
SMPTE ST 431-2 (2011) / DCI P3.
Definition: pixfmt.h:573
FF_DEBUG_DCT_COEFF
#define FF_DEBUG_DCT_COEFF
Definition: avcodec.h:1398
AV_CODEC_FLAG_QPEL
#define AV_CODEC_FLAG_QPEL
Use qpel MC.
Definition: avcodec.h:236
AVDISCARD_NONKEY
@ AVDISCARD_NONKEY
discard all frames except keyframes
Definition: defs.h:218
FF_DCT_ALTIVEC
#define FF_DCT_ALTIVEC
Definition: avcodec.h:1482
AV_CODEC_FLAG_GRAY
#define AV_CODEC_FLAG_GRAY
Only decode/encode grayscale.
Definition: avcodec.h:322
AVCOL_TRC_SMPTE240M
@ AVCOL_TRC_SMPTE240M
Definition: pixfmt.h:592
AVDISCARD_DEFAULT
@ AVDISCARD_DEFAULT
discard useless packets like 0 size packets in avi
Definition: defs.h:214
FF_CMP_PSNR
#define FF_CMP_PSNR
Definition: avcodec.h:856
AVCOL_PRI_FILM
@ AVCOL_PRI_FILM
colour filters using Illuminant C
Definition: pixfmt.h:569
FF_IDCT_SIMPLEARMV6
#define FF_IDCT_SIMPLEARMV6
Definition: avcodec.h:1500
AVCOL_TRC_LOG
@ AVCOL_TRC_LOG
"Logarithmic transfer characteristic (100:1 range)"
Definition: pixfmt.h:594
FF_CMP_W53
#define FF_CMP_W53
Definition: avcodec.h:863
FF_DEBUG_BUGS
#define FF_DEBUG_BUGS
Definition: avcodec.h:1403
AV_SAMPLE_FMT_NONE
@ AV_SAMPLE_FMT_NONE
Definition: samplefmt.h:56
FF_THREAD_SLICE
#define FF_THREAD_SLICE
Decode more than one part of a single frame at once.
Definition: avcodec.h:1548
AVCHROMA_LOC_UNSPECIFIED
@ AVCHROMA_LOC_UNSPECIFIED
Definition: pixfmt.h:707
AV_OPT_TYPE_CHANNEL_LAYOUT
@ AV_OPT_TYPE_CHANNEL_LAYOUT
Definition: opt.h:242
FF_CMP_SATD
#define FF_CMP_SATD
Definition: avcodec.h:854
AV_CODEC_FLAG_PASS2
#define AV_CODEC_FLAG_PASS2
Use internal 2pass ratecontrol in second pass mode.
Definition: avcodec.h:314
FF_COMPLIANCE_NORMAL
#define FF_COMPLIANCE_NORMAL
Definition: defs.h:60
FF_CMP_ZERO
#define FF_CMP_ZERO
Definition: avcodec.h:859
FF_COMPLIANCE_UNOFFICIAL
#define FF_COMPLIANCE_UNOFFICIAL
Allow unofficial extensions.
Definition: defs.h:61
FF_CMP_SAD
#define FF_CMP_SAD
Definition: avcodec.h:852
V
#define V
Definition: options_table.h:38
AVCOL_SPC_CHROMA_DERIVED_NCL
@ AVCOL_SPC_CHROMA_DERIVED_NCL
Chromaticity-derived non-constant luminance system.
Definition: pixfmt.h:627
AVCOL_TRC_BT709
@ AVCOL_TRC_BT709
also ITU-R BT1361
Definition: pixfmt.h:586
FF_THREAD_FRAME
#define FF_THREAD_FRAME
Decode more than one frame at once.
Definition: avcodec.h:1547
AV_OPT_TYPE_FLOAT
@ AV_OPT_TYPE_FLOAT
Definition: opt.h:228
AVCOL_SPC_SMPTE240M
@ AVCOL_SPC_SMPTE240M
derived from 170M primaries and D65 white point, 170M is derived from BT470 System M's primaries
Definition: pixfmt.h:621
OFFSET
#define OFFSET(x)
Definition: options_table.h:35
bidir_refine
static int bidir_refine(MpegEncContext *s, int mb_x, int mb_y)
Definition: motion_est.c:1245
AV_CODEC_FLAG_RECON_FRAME
#define AV_CODEC_FLAG_RECON_FRAME
Request the encoder to output reconstructed frames, i.e. frames that would be produced by decoding th...
Definition: avcodec.h:264
AVDISCARD_NONINTRA
@ AVDISCARD_NONINTRA
discard all non intra frames
Definition: defs.h:217
AV_CODEC_FLAG2_SHOW_ALL
#define AV_CODEC_FLAG2_SHOW_ALL
Show all frames before the first keyframe.
Definition: avcodec.h:380
AVCOL_SPC_BT2020_NCL
@ AVCOL_SPC_BT2020_NCL
ITU-R BT2020 non-constant luminance system.
Definition: pixfmt.h:624
FF_CMP_RD
#define FF_CMP_RD
Definition: avcodec.h:858
FF_IDCT_SIMPLENEON
#define FF_IDCT_SIMPLENEON
Definition: avcodec.h:1502
FF_DEBUG_SKIP
#define FF_DEBUG_SKIP
Definition: avcodec.h:1399
AV_FIELD_BB
@ AV_FIELD_BB
Bottom coded first, bottom displayed first.
Definition: defs.h:202
FF_BUG_AUTODETECT
#define FF_BUG_AUTODETECT
autodetection
Definition: avcodec.h:1346
FF_DEBUG_STARTCODE
#define FF_DEBUG_STARTCODE
Definition: avcodec.h:1400
FF_CMP_NSSE
#define FF_CMP_NSSE
Definition: avcodec.h:862
AV_AUDIO_SERVICE_TYPE_VISUALLY_IMPAIRED
@ AV_AUDIO_SERVICE_TYPE_VISUALLY_IMPAIRED
Definition: defs.h:225
FF_DCT_FASTINT
#define FF_DCT_FASTINT
Definition: avcodec.h:1479
profile
int profile
Definition: mxfenc.c:2226
AVCOL_SPC_UNSPECIFIED
@ AVCOL_SPC_UNSPECIFIED
Definition: pixfmt.h:616
FF_BUG_QPEL_CHROMA
#define FF_BUG_QPEL_CHROMA
Definition: avcodec.h:1351
AVCOL_RANGE_MPEG
@ AVCOL_RANGE_MPEG
Narrow or limited range content.
Definition: pixfmt.h:670
S
#define S
Definition: options_table.h:40
FF_DEBUG_NOMC
#define FF_DEBUG_NOMC
Definition: avcodec.h:1407
avcodec.h
AV_CODEC_DEFAULT_BITRATE
#define AV_CODEC_DEFAULT_BITRATE
Definition: options_table.h:45
AV_CODEC_FLAG_CLOSED_GOP
#define AV_CODEC_FLAG_CLOSED_GOP
Definition: avcodec.h:352
AVCOL_PRI_BT470M
@ AVCOL_PRI_BT470M
also FCC Title 47 Code of Federal Regulations 73.682 (a)(20)
Definition: pixfmt.h:564
AV_EF_AGGRESSIVE
#define AV_EF_AGGRESSIVE
consider things that a sane encoder/muxer should not do as an error
Definition: defs.h:56
FF_DEBUG_GREEN_MD
#define FF_DEBUG_GREEN_MD
Definition: avcodec.h:1406
FF_IDCT_FAAN
#define FF_IDCT_FAAN
Definition: avcodec.h:1501
AV_AUDIO_SERVICE_TYPE_KARAOKE
@ AV_AUDIO_SERVICE_TYPE_KARAOKE
Definition: defs.h:231
FF_DEBUG_QP
#define FF_DEBUG_QP
Definition: avcodec.h:1397
AV_CODEC_EXPORT_DATA_VIDEO_ENC_PARAMS
#define AV_CODEC_EXPORT_DATA_VIDEO_ENC_PARAMS
Decoding only.
Definition: avcodec.h:415
AV_CODEC_FLAG2_CHUNKS
#define AV_CODEC_FLAG2_CHUNKS
Input bitstream might be truncated at a packet boundaries instead of only at frame boundaries.
Definition: avcodec.h:371
AVCOL_TRC_ARIB_STD_B67
@ AVCOL_TRC_ARIB_STD_B67
ARIB STD-B67, known as "Hybrid log-gamma".
Definition: pixfmt.h:605
AVCHROMA_LOC_CENTER
@ AVCHROMA_LOC_CENTER
MPEG-1 4:2:0, JPEG 4:2:0, H.263 4:2:0.
Definition: pixfmt.h:709
AV_PIX_FMT_NONE
@ AV_PIX_FMT_NONE
Definition: pixfmt.h:72
AVCOL_SPC_FCC
@ AVCOL_SPC_FCC
FCC Title 47 Code of Federal Regulations 73.682 (a)(20)
Definition: pixfmt.h:618
AV_AUDIO_SERVICE_TYPE_COMMENTARY
@ AV_AUDIO_SERVICE_TYPE_COMMENTARY
Definition: defs.h:228
AV_CODEC_FLAG2_LOCAL_HEADER
#define AV_CODEC_FLAG2_LOCAL_HEADER
Place global headers at every keyframe instead of in extradata.
Definition: avcodec.h:365
AV_OPT_TYPE_INT
@ AV_OPT_TYPE_INT
Definition: opt.h:225
FF_DCT_AUTO
#define FF_DCT_AUTO
Definition: avcodec.h:1478
FF_CMP_DCT
#define FF_CMP_DCT
Definition: avcodec.h:855
AVCOL_TRC_SMPTE170M
@ AVCOL_TRC_SMPTE170M
also ITU-R BT601-6 525 or 625 / ITU-R BT1358 525 or 625 / ITU-R BT1700 NTSC
Definition: pixfmt.h:591
AV_OPT_TYPE_PIXEL_FMT
@ AV_OPT_TYPE_PIXEL_FMT
Definition: opt.h:236
FF_IDCT_SIMPLEARMV5TE
#define FF_IDCT_SIMPLEARMV5TE
Definition: avcodec.h:1499
FF_MB_DECISION_RD
#define FF_MB_DECISION_RD
rate distortion
Definition: avcodec.h:932
AV_CODEC_EXPORT_DATA_MVS
#define AV_CODEC_EXPORT_DATA_MVS
Export motion vectors through frame side data.
Definition: avcodec.h:406
AV_EF_BUFFER
#define AV_EF_BUFFER
detect improper bitstream length
Definition: defs.h:50
AV_CODEC_FLAG_BITEXACT
#define AV_CODEC_FLAG_BITEXACT
Use only bitexact stuff (except (I)DCT).
Definition: avcodec.h:342
FF_BUG_XVID_ILACE
#define FF_BUG_XVID_ILACE
Definition: avcodec.h:1347
AVCOL_PRI_SMPTE432
@ AVCOL_PRI_SMPTE432
SMPTE ST 432-1 (2010) / P3 D65 / Display P3.
Definition: pixfmt.h:574
AV_CODEC_FLAG2_EXPORT_MVS
#define AV_CODEC_FLAG2_EXPORT_MVS
Export motion vectors through frame side data.
Definition: avcodec.h:384
AV_AUDIO_SERVICE_TYPE_EFFECTS
@ AV_AUDIO_SERVICE_TYPE_EFFECTS
Definition: defs.h:224
FF_CMP_DCTMAX
#define FF_CMP_DCTMAX
Definition: avcodec.h:865
FF_MB_DECISION_BITS
#define FF_MB_DECISION_BITS
chooses the one which needs the fewest bits
Definition: avcodec.h:931
AV_OPT_TYPE_BOOL
@ AV_OPT_TYPE_BOOL
Definition: opt.h:244
FF_CMP_VSAD
#define FF_CMP_VSAD
Definition: avcodec.h:860
AVCOL_SPC_SMPTE2085
@ AVCOL_SPC_SMPTE2085
SMPTE 2085, Y'D'zD'x.
Definition: pixfmt.h:626
FF_IDCT_SIMPLEMMX
#define FF_IDCT_SIMPLEMMX
Definition: avcodec.h:1494
AV_OPT_TYPE_FLAGS
@ AV_OPT_TYPE_FLAGS
Definition: opt.h:224
flags
#define flags(name, subs,...)
Definition: cbs_av1.c:474
avcodec_options
static const AVOption avcodec_options[]
Definition: options_table.h:47
AVCOL_TRC_SMPTE428
@ AVCOL_TRC_SMPTE428
SMPTE ST 428-1.
Definition: pixfmt.h:603
AV_AUDIO_SERVICE_TYPE_DIALOGUE
@ AV_AUDIO_SERVICE_TYPE_DIALOGUE
Definition: defs.h:227
AV_OPT_TYPE_STRING
@ AV_OPT_TYPE_STRING
Definition: opt.h:229
FF_QP2LAMBDA
#define FF_QP2LAMBDA
factor to convert from H.263 QP to lambda
Definition: avutil.h:227
D
#define D
Definition: options_table.h:42
AVDISCARD_NONREF
@ AVDISCARD_NONREF
discard all non reference
Definition: defs.h:215
AV_CODEC_FLAG2_RO_FLUSH_NOOP
#define AV_CODEC_FLAG2_RO_FLUSH_NOOP
Do not reset ASS ReadOrder field on flush (subtitles decoding)
Definition: avcodec.h:392
FF_EC_FAVOR_INTER
#define FF_EC_FAVOR_INTER
Definition: avcodec.h:1385
AVCOL_SPC_BT709
@ AVCOL_SPC_BT709
also ITU-R BT1361 / IEC 61966-2-4 xvYCC709 / derived in SMPTE RP 177 Annex B
Definition: pixfmt.h:615
FF_BUG_AMV
#define FF_BUG_AMV
Definition: avcodec.h:1350
FF_DEBUG_BITSTREAM
#define FF_DEBUG_BITSTREAM
Definition: avcodec.h:1395
AVCOL_SPC_ICTCP
@ AVCOL_SPC_ICTCP
ITU-R BT.2100-0, ICtCp.
Definition: pixfmt.h:629
AV_OPT_TYPE_CONST
@ AV_OPT_TYPE_CONST
Definition: opt.h:234
AV_AUDIO_SERVICE_TYPE_MAIN
@ AV_AUDIO_SERVICE_TYPE_MAIN
Definition: defs.h:223
AVCHROMA_LOC_BOTTOMLEFT
@ AVCHROMA_LOC_BOTTOMLEFT
Definition: pixfmt.h:712
AV_CODEC_EXPORT_DATA_FILM_GRAIN
#define AV_CODEC_EXPORT_DATA_FILM_GRAIN
Decoding only.
Definition: avcodec.h:420
AV_CODEC_FLAG_PASS1
#define AV_CODEC_FLAG_PASS1
Use internal 2pass ratecontrol in first pass mode.
Definition: avcodec.h:310
FF_SUB_CHARENC_MODE_IGNORE
#define FF_SUB_CHARENC_MODE_IGNORE
neither convert the subtitles, nor check them for valid UTF-8
Definition: avcodec.h:1857
FF_CMP_W97
#define FF_CMP_W97
Definition: avcodec.h:864
AV_OPT_FLAG_DEPRECATED
#define AV_OPT_FLAG_DEPRECATED
set if option is deprecated, users should refer to AVOption.help text for more information
Definition: opt.h:298