FFmpeg
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amfenc_av1.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/avassert.h"
20#include "libavutil/hwcontext_amf.h"
21#include "libavutil/internal.h"
22#include "libavutil/intreadwrite.h"
23#include "libavutil/mem.h"
24#include "libavutil/opt.h"
25#include "libavutil/pixdesc.h"
26#include "amfenc.h"
27#include "codec_internal.h"
28
29#define OFFSET(x) offsetof(AMFEncoderContext, x)
30#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
31static const AVOption options[] = {
32
33 { "usage", "Set the encoding usage", OFFSET(usage), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_VIDEO_ENCODER_AV1_USAGE_LOW_LATENCY_HIGH_QUALITY, VE, .unit = "usage" },
34 { "transcoding", "Generic Transcoding", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_TRANSCODING }, 0, 0, VE, .unit = "usage" },
35 { "ultralowlatency", "ultra low latency transcoding", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_ULTRA_LOW_LATENCY }, 0, 0, VE, .unit = "usage" },
36 { "lowlatency", "Low latency usecase", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_LOW_LATENCY }, 0, 0, VE, .unit = "usage" },
37 { "webcam", "Webcam", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_WEBCAM }, 0, 0, VE, .unit = "usage" },
38 { "high_quality", "high quality transcoding", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_HIGH_QUALITY }, 0, 0, VE, .unit = "usage" },
39 { "lowlatency_high_quality","low latency yet high quality transcoding", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_LOW_LATENCY_HIGH_QUALITY }, 0, 0, VE, .unit = "usage" },
40
41 { "bitdepth", "Set color bit deph", OFFSET(bit_depth), AV_OPT_TYPE_INT, {.i64 = AMF_COLOR_BIT_DEPTH_UNDEFINED }, AMF_COLOR_BIT_DEPTH_UNDEFINED, AMF_COLOR_BIT_DEPTH_10, VE, .unit = "bitdepth" },
42 { "8", "8 bit", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_COLOR_BIT_DEPTH_8 }, 0, 0, VE, .unit = "bitdepth" },
43 { "10", "10 bit", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_COLOR_BIT_DEPTH_10 }, 0, 0, VE, .unit = "bitdepth" },
44
45 { "profile", "Set the profile", OFFSET(profile), AV_OPT_TYPE_INT,{.i64 = -1 }, -1, AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN, VE, .unit = "profile" },
46 { "main", "", 0, AV_OPT_TYPE_CONST,{.i64 = AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN }, 0, 0, VE, .unit = "profile" },
47
48 { "level", "Set the encoding level (default auto)", OFFSET(level), AV_OPT_TYPE_INT,{.i64 = -1 }, -1, AMF_VIDEO_ENCODER_AV1_LEVEL_7_3, VE, .unit = "level" },
49 { "auto", "", 0, AV_OPT_TYPE_CONST, {.i64 = -1 }, 0, 0, VE, .unit = "level" },
50 { "2.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_2_0 }, 0, 0, VE, .unit = "level" },
51 { "2.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_2_1 }, 0, 0, VE, .unit = "level" },
52 { "2.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_2_2 }, 0, 0, VE, .unit = "level" },
53 { "2.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_2_3 }, 0, 0, VE, .unit = "level" },
54 { "3.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_3_0 }, 0, 0, VE, .unit = "level" },
55 { "3.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_3_1 }, 0, 0, VE, .unit = "level" },
56 { "3.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_3_2 }, 0, 0, VE, .unit = "level" },
57 { "3.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_3_3 }, 0, 0, VE, .unit = "level" },
58 { "4.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_4_0 }, 0, 0, VE, .unit = "level" },
59 { "4.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_4_1 }, 0, 0, VE, .unit = "level" },
60 { "4.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_4_2 }, 0, 0, VE, .unit = "level" },
61 { "4.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_4_3 }, 0, 0, VE, .unit = "level" },
62 { "5.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_5_0 }, 0, 0, VE, .unit = "level" },
63 { "5.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_5_1 }, 0, 0, VE, .unit = "level" },
64 { "5.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_5_2 }, 0, 0, VE, .unit = "level" },
65 { "5.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_5_3 }, 0, 0, VE, .unit = "level" },
66 { "6.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_6_0 }, 0, 0, VE, .unit = "level" },
67 { "6.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_6_1 }, 0, 0, VE, .unit = "level" },
68 { "6.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_6_2 }, 0, 0, VE, .unit = "level" },
69 { "6.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_6_3 }, 0, 0, VE, .unit = "level" },
70 { "7.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_7_0 }, 0, 0, VE, .unit = "level" },
71 { "7.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_7_1 }, 0, 0, VE, .unit = "level" },
72 { "7.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_7_2 }, 0, 0, VE, .unit = "level" },
73 { "7.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_7_3 }, 0, 0, VE, .unit = "level" },
74
75 { "quality", "Set the encoding quality preset", OFFSET(quality), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_SPEED, VE, .unit = "quality" },
76 { "preset", "Set the encoding quality preset", OFFSET(quality), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_SPEED, VE, .unit = "quality" },
77 { "high_quality", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_HIGH_QUALITY }, 0, 0, VE, .unit = "quality" },
78 { "quality", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_QUALITY }, 0, 0, VE, .unit = "quality" },
79 { "balanced", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_BALANCED }, 0, 0, VE, .unit = "quality" },
80 { "speed", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_SPEED }, 0, 0, VE, .unit = "quality" },
81
82 { "latency", "Set the encoding latency mode", OFFSET(latency), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE_LOWEST_LATENCY, VE, .unit = "latency_mode" },
83 { "none", "No encoding latency requirement.", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE_NONE }, 0, 0, VE, .unit = "latency_mode" },
84 { "power_saving_real_time", "Try the best to finish encoding a frame within 1/framerate sec.", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE_POWER_SAVING_REAL_TIME }, 0, 0, VE, .unit = "latency_mode" },
85 { "real_time", "Try the best to finish encoding a frame within 1/(2 x framerate) sec.", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE_REAL_TIME }, 0, 0, VE, .unit = "latency_mode" },
86 { "lowest_latency", "Encoding as fast as possible. This mode causes highest power consumption", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE_LOWEST_LATENCY }, 0, 0, VE, .unit = "latency_mode" },
87
88 { "rc", "Set the rate control mode", OFFSET(rate_control_mode), AV_OPT_TYPE_INT, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_UNKNOWN }, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_UNKNOWN, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_HIGH_QUALITY_CBR, VE, .unit = "rc" },
89 { "cqp", "Constant Quantization Parameter", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CONSTANT_QP }, 0, 0, VE, .unit = "rc" },
90 { "vbr_latency", "Latency Constrained Variable Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_LATENCY_CONSTRAINED_VBR }, 0, 0, VE, .unit = "rc" },
91 { "vbr_peak", "Peak Constrained Variable Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR }, 0, 0, VE, .unit = "rc" },
92 { "cbr", "Constant Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR }, 0, 0, VE, .unit = "rc" },
93 { "qvbr", "Quality Variable Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_QUALITY_VBR }, 0, 0, VE, .unit = "rc" },
94 { "hqvbr", "High Quality Variable Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_HIGH_QUALITY_VBR }, 0, 0, VE, .unit = "rc" },
95 { "hqcbr", "High Quality Constant Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_HIGH_QUALITY_CBR }, 0, 0, VE, .unit = "rc" },
96
97 { "qvbr_quality_level", "Sets the QVBR quality level", OFFSET(qvbr_quality_level), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 51, VE },
98
99 { "header_insertion_mode", "Set header insertion mode", OFFSET(header_insertion_mode), AV_OPT_TYPE_INT,{.i64 = -1 }, -1, AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_KEY_FRAME_ALIGNED, VE, .unit = "hdrmode" },
100 { "none", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_NONE }, 0, 0, VE, .unit = "hdrmode" },
101 { "gop", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_GOP_ALIGNED }, 0, 0, VE, .unit = "hdrmode" },
102 { "frame", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_KEY_FRAME_ALIGNED }, 0, 0, VE, .unit = "hdrmode" },
103
104 { "async_depth", "Set maximum encoding parallelism. Higher values increase output latency.", OFFSET(hwsurfaces_in_queue_max), AV_OPT_TYPE_INT, {.i64 = 16 }, 1, MAX_LOOKAHEAD_DEPTH + 1, VE },
105
106 { "preencode", "Enable preencode", OFFSET(preencode), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE},
107 { "enforce_hrd", "Enforce HRD", OFFSET(enforce_hrd), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE},
108 { "filler_data", "Filler Data Enable", OFFSET(filler_data), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE},
109
110 // B-Frames
111 { "max_b_frames", "Maximum number of consecutive B Pictures", OFFSET(max_consecutive_b_frames), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 3, VE },
112 { "bf", "B Picture Pattern", OFFSET(max_b_frames), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 3, VE },
113
114 { "high_motion_quality_boost_enable", "Enable High motion quality boost mode", OFFSET(hw_high_motion_quality_boost), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE },
115
116 // min_qp_i -> min_qp_intra, min_qp_p -> min_qp_p min_qp_b -> min_qp_b
117 { "min_qp_i", "min quantization parameter for I-frame", OFFSET(min_qp_i), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
118 { "max_qp_i", "max quantization parameter for I-frame", OFFSET(max_qp_i), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
119 { "min_qp_p", "min quantization parameter for P-frame", OFFSET(min_qp_p), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
120 { "max_qp_p", "max quantization parameter for P-frame", OFFSET(max_qp_p), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
121 { "min_qp_b", "min quantization parameter for B-frame", OFFSET(min_qp_b), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
122 { "max_qp_b", "max quantization parameter for B-frame", OFFSET(max_qp_b), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
123 { "qp_p", "quantization parameter for P-frame", OFFSET(qp_p), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
124 { "qp_i", "quantization parameter for I-frame", OFFSET(qp_i), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
125 { "qp_b", "quantization parameter for B-frame", OFFSET(qp_b), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
126 { "skip_frame", "Rate Control Based Frame Skip", OFFSET(skip_frame), AV_OPT_TYPE_BOOL,{.i64 = -1 }, -1, 1, VE },
127
128 { "aq_mode", "adaptive quantization mode", OFFSET(aq_mode), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_VIDEO_ENCODER_AV1_AQ_MODE_CAQ, VE , .unit = "adaptive_quantisation_mode" },
129 { "none", "no adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_AQ_MODE_NONE }, 0, 0, VE, .unit = "adaptive_quantisation_mode" },
130 { "caq", "context adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_AQ_MODE_CAQ }, 0, 0, VE, .unit = "adaptive_quantisation_mode" },
131
132 { "forced_idr", "Force I frames to be IDR frames", OFFSET(forced_idr), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
133
134 { "align", "alignment mode", OFFSET(align), AV_OPT_TYPE_INT, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_NO_RESTRICTIONS }, AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_ONLY, AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_NO_RESTRICTIONS, VE, .unit = "align" },
135 { "64x16", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_ONLY }, 0, 0, VE, .unit = "align" },
136 { "1080p", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_1080P_CODED_1082 }, 0, 0, VE, .unit = "align" },
137 { "none", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_NO_RESTRICTIONS }, 0, 0, VE, .unit = "align" },
138
139 { "smart_access_video", "Enable Smart Access Video to enhance performance by utilizing both APU and dGPU memory access", OFFSET(smart_access_video), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE},
140
141 //Pre Analysis options
142 { "preanalysis", "Enable preanalysis", OFFSET(preanalysis), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE },
143
144 { "pa_activity_type", "Set the type of activity analysis", OFFSET(pa_activity_type), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_PA_ACTIVITY_YUV, VE, .unit = "activity_type" },
145 { "y", "activity y", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_ACTIVITY_Y }, 0, 0, VE, .unit = "activity_type" },
146 { "yuv", "activity yuv", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_ACTIVITY_YUV }, 0, 0, VE, .unit = "activity_type" },
147
148 { "pa_scene_change_detection_enable", "Enable scene change detection", OFFSET(pa_scene_change_detection), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE },
149
150 { "pa_scene_change_detection_sensitivity", "Set the sensitivity of scene change detection", OFFSET(pa_scene_change_detection_sensitivity), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_PA_SCENE_CHANGE_DETECTION_SENSITIVITY_HIGH, VE, .unit = "scene_change_sensitivity" },
151 { "low", "low scene change detection sensitivity", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_SCENE_CHANGE_DETECTION_SENSITIVITY_LOW }, 0, 0, VE, .unit = "scene_change_sensitivity" },
152 { "medium", "medium scene change detection sensitivity", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_SCENE_CHANGE_DETECTION_SENSITIVITY_MEDIUM }, 0, 0, VE, .unit = "scene_change_sensitivity" },
153 { "high", "high scene change detection sensitivity", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_SCENE_CHANGE_DETECTION_SENSITIVITY_HIGH }, 0, 0, VE, .unit = "scene_change_sensitivity" },
154
155 { "pa_static_scene_detection_enable", "Enable static scene detection", OFFSET(pa_static_scene_detection), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE },
156
157 { "pa_static_scene_detection_sensitivity", "Set the sensitivity of static scene detection", OFFSET(pa_static_scene_detection_sensitivity), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_PA_STATIC_SCENE_DETECTION_SENSITIVITY_HIGH, VE , .unit = "static_scene_sensitivity" },
158 { "low", "low static scene detection sensitivity", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_STATIC_SCENE_DETECTION_SENSITIVITY_LOW }, 0, 0, VE, .unit = "static_scene_sensitivity" },
159 { "medium", "medium static scene detection sensitivity", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_STATIC_SCENE_DETECTION_SENSITIVITY_MEDIUM }, 0, 0, VE, .unit = "static_scene_sensitivity" },
160 { "high", "high static scene detection sensitivity", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_STATIC_SCENE_DETECTION_SENSITIVITY_HIGH }, 0, 0, VE, .unit = "static_scene_sensitivity" },
161
162 { "pa_initial_qp_after_scene_change", "The QP value that is used immediately after a scene change", OFFSET(pa_initial_qp), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 51, VE },
163 { "pa_max_qp_before_force_skip", "The QP threshold to allow a skip frame", OFFSET(pa_max_qp), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 51, VE },
164
165 { "pa_caq_strength", "Content Adaptive Quantization strength", OFFSET(pa_caq_strength), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_PA_CAQ_STRENGTH_HIGH, VE , .unit = "caq_strength" },
166 { "low", "low Content Adaptive Quantization strength", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_CAQ_STRENGTH_LOW }, 0, 0, VE, .unit = "caq_strength" },
167 { "medium", "medium Content Adaptive Quantization strength", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_CAQ_STRENGTH_MEDIUM }, 0, 0, VE, .unit = "caq_strength" },
168 { "high", "high Content Adaptive Quantization strength", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_CAQ_STRENGTH_HIGH }, 0, 0, VE, .unit = "caq_strength" },
169
170 { "pa_frame_sad_enable", "Enable Frame SAD algorithm", OFFSET(pa_frame_sad), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE },
171 { "pa_ltr_enable", "Enable long term reference frame management", OFFSET(pa_ltr), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE },
172 { "pa_lookahead_buffer_depth", "Sets the PA lookahead buffer size", OFFSET(pa_lookahead_buffer_depth), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, MAX_LOOKAHEAD_DEPTH, VE },
173
174 { "pa_paq_mode", "Sets the perceptual adaptive quantization mode", OFFSET(pa_paq_mode), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_PA_PAQ_MODE_CAQ, VE , .unit = "paq_mode" },
175 { "none", "no perceptual adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_PAQ_MODE_NONE }, 0, 0, VE, .unit = "paq_mode" },
176 { "caq", "caq perceptual adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_PAQ_MODE_CAQ }, 0, 0, VE, .unit = "paq_mode" },
177
178 { "pa_taq_mode", "Sets the temporal adaptive quantization mode", OFFSET(pa_taq_mode), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_PA_TAQ_MODE_2, VE , .unit = "taq_mode" },
179 { "none", "no temporal adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_TAQ_MODE_NONE }, 0, 0, VE, .unit = "taq_mode" },
180 { "1", "temporal adaptive quantization mode 1", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_TAQ_MODE_1 }, 0, 0, VE, .unit = "taq_mode" },
181 { "2", "temporal adaptive quantization mode 2", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_TAQ_MODE_2 }, 0, 0, VE, .unit = "taq_mode" },
182
183 { "pa_high_motion_quality_boost_mode", "Sets the PA high motion quality boost mode", OFFSET(pa_high_motion_quality_boost_mode), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, AMF_PA_HIGH_MOTION_QUALITY_BOOST_MODE_AUTO, VE , .unit = "high_motion_quality_boost_mode" },
184 { "none", "no high motion quality boost", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_HIGH_MOTION_QUALITY_BOOST_MODE_NONE }, 0, 0, VE, .unit = "high_motion_quality_boost_mode" },
185 { "auto", "auto high motion quality boost", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_HIGH_MOTION_QUALITY_BOOST_MODE_AUTO }, 0, 0, VE, .unit = "high_motion_quality_boost_mode" },
186
187 { "pa_adaptive_mini_gop", "Enable Adaptive B-frame", OFFSET(pa_adaptive_mini_gop), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, VE },
188
189 { NULL }
190
191};
192
193static av_cold int amf_encode_init_av1(AVCodecContext* avctx)
194{
195 int ret = 0;
196 AMF_RESULT res = AMF_OK;
197 AMFEncoderContext *ctx = avctx->priv_data;
198 AMFVariantStruct var = { 0 };
199 amf_int64 profile = 0;
200 amf_int64 profile_level = 0;
201 AMFBuffer *buffer;
202 AMFGuid guid;
203 AMFRate framerate;
204 AMFSize framesize = AMFConstructSize(avctx->width, avctx->height);
205 amf_int64 bit_depth;
206 amf_int64 color_profile;
207 enum AVPixelFormat pix_fmt;
208 const AVPixFmtDescriptor *pix_desc;
209
210 //for av1 alignment and crop
211 uint32_t crop_right = 0;
212 uint32_t crop_bottom = 0;
213 int width_alignment_factor = -1;
214 int height_alignment_factor = -1;
215
216 if (avctx->framerate.num > 0 && avctx->framerate.den > 0) {
217 framerate = AMFConstructRate(avctx->framerate.num, avctx->framerate.den);
218 }
219 else {
220 framerate = AMFConstructRate(avctx->time_base.den, avctx->time_base.num);
221 }
222
223 if ((ret = ff_amf_encode_init(avctx)) < 0)
224 return ret;
225
226 // init static parameters
227 if (ctx->usage != -1) {
228 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_USAGE, ctx->usage);
229 }
230
231 AMF_ASSIGN_PROPERTY_SIZE(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_FRAMESIZE, framesize);
232
233 AMF_ASSIGN_PROPERTY_RATE(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_FRAMERATE, framerate);
234
235 switch (avctx->profile) {
236 case AV_PROFILE_AV1_MAIN:
237 profile = AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN;
238 break;
239 default:
240 break;
241 }
242 if (profile == 0) {
243 if (ctx->profile != -1) {
244 profile = ctx->profile;
245 }
246 }
247
248 if (profile != 0) {
249 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PROFILE, profile);
250 }
251
252 // Color bit depth
253 pix_fmt = avctx->hw_frames_ctx ? ((AVHWFramesContext*)avctx->hw_frames_ctx->data)->sw_format
254 : avctx->pix_fmt;
255 pix_desc = av_pix_fmt_desc_get(pix_fmt);
256 av_assert0(pix_desc);
257 bit_depth = ctx->bit_depth;
258 if (bit_depth == AMF_COLOR_BIT_DEPTH_UNDEFINED) {
259 bit_depth = pix_desc->comp[0].depth >= 10 ? AMF_COLOR_BIT_DEPTH_10 : AMF_COLOR_BIT_DEPTH_8;
260 }
261 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_COLOR_BIT_DEPTH, bit_depth);
262
263 // Color profile
264 color_profile = av_amf_get_color_profile(avctx->color_range, avctx->colorspace);
265 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_OUTPUT_COLOR_PROFILE, color_profile);
266
267 // Color Range
268 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_OUTPUT_FULL_RANGE_COLOR, (avctx->color_range == AVCOL_RANGE_JPEG));
269
270 if (!(pix_desc->flags & AV_PIX_FMT_FLAG_RGB)) {
271 // Color Transfer Characteristics (AMF matches ISO/IEC)
272 if (avctx->color_trc != AVCOL_TRC_UNSPECIFIED) {
273 // if input is YUV, color_trc is for VUI only - any value
274 // AMF VCN color conversion supports only specific output transfer characteristic SMPTE2084 for 10-bit and BT709 for 8-bit
275 // vpp_amf supports more
276 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_OUTPUT_TRANSFER_CHARACTERISTIC, avctx->color_trc);
277 }
278
279 // Color Primaries (AMF matches ISO/IEC)
280 if (avctx->color_primaries != AVCOL_PRI_UNSPECIFIED) {
281 // if input is YUV, color_primaries are for VUI only
282 // AMF VCN color conversion supports only specific primaries BT2020 for 10-bit and BT709 for 8-bit
283 // vpp_amf supports more
284 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_OUTPUT_COLOR_PRIMARIES, avctx->color_primaries);
285 }
286 }
287
288 profile_level = avctx->level;
289 if (profile_level == AV_LEVEL_UNKNOWN) {
290 profile_level = ctx->level;
291 }
292
293 if (profile_level != -1) {
294 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_LEVEL, profile_level);
295 }
296
297 if (ctx->quality != -1) {
298 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET, ctx->quality);
299 }
300
301 // Maximum Reference Frames
302 if (avctx->refs != -1) {
303 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_NUM_REFRAMES, avctx->refs);
304 }
305
306 // Picture control properties
307 if (avctx->gop_size != -1) {
308 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_GOP_SIZE, avctx->gop_size);
309 }
310
311 // Setup header insertion mode only if this option was defined explicitly
312 if (ctx->header_insertion_mode != -1) {
313 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE, ctx->header_insertion_mode);
314 }
315
316 // Rate control
317 // autodetect rate control method
318 if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_UNKNOWN) {
319 if (ctx->min_qp_i != -1 || ctx->max_qp_i != -1 ||
320 ctx->min_qp_p != -1 || ctx->max_qp_p != -1 ||
321 ctx->min_qp_b != -1 || ctx->max_qp_b != -1 ||
322 ctx->qp_i != -1 || ctx->qp_p != -1 || ctx->qp_b != -1) {
323 ctx->rate_control_mode = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CONSTANT_QP;
324 av_log(ctx, AV_LOG_DEBUG, "Rate control turned to CQP\n");
325 }
326 else if (avctx->bit_rate > 0 && avctx->rc_max_rate == avctx->bit_rate) {
327 ctx->rate_control_mode = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR;
328 av_log(ctx, AV_LOG_DEBUG, "Rate control turned to CBR\n");
329 }
330 else {
331 ctx->rate_control_mode = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR;
332 av_log(ctx, AV_LOG_DEBUG, "Rate control turned to Peak VBR\n");
333 }
334 }
335 if (ctx->smart_access_video != -1) {
336 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ENABLE_SMART_ACCESS_VIDEO, ctx->smart_access_video != 0);
337 if (res != AMF_OK) {
338 av_log(avctx, AV_LOG_ERROR, "The Smart Access Video is not supported by AMF.\n");
339 if (ctx->smart_access_video != 0)
340 return AVERROR(ENOSYS);
341 } else {
342 av_log(avctx, AV_LOG_INFO, "The Smart Access Video (%d) is set.\n", ctx->smart_access_video);
343 // Set low latency mode if Smart Access Video is enabled
344 if (ctx->smart_access_video != 0) {
345 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE, AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE_LOWEST_LATENCY);
346 av_log(avctx, AV_LOG_INFO, "The Smart Access Video set low latency mode.\n");
347 }
348 }
349 }
350
351 // Pre-Pass, Pre-Analysis, Two-Pass
352 if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CONSTANT_QP) {
353 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_PREENCODE, 0);
354 if (ctx->preencode != -1) {
355 if (ctx->preencode) {
356 av_log(ctx, AV_LOG_WARNING, "Preencode is not supported by cqp Rate Control Method, automatically disabled\n");
357 }
358 }
359 }
360 else {
361 if (ctx->preencode != -1) {
362 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_PREENCODE, ((ctx->preencode == 0) ? false : true));
363 }
364 }
365
366 if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_QUALITY_VBR) {
367 if (ctx->qvbr_quality_level != -1) {
368 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_QVBR_QUALITY_LEVEL, ctx->qvbr_quality_level);
369 }
370 }
371
372 if (ctx->hw_high_motion_quality_boost != -1) {
373 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_HIGH_MOTION_QUALITY_BOOST, ((ctx->hw_high_motion_quality_boost == 0) ? false : true));
374 }
375
376 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD, ctx->rate_control_mode);
377
378 if (avctx->rc_buffer_size) {
379 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_VBV_BUFFER_SIZE, avctx->rc_buffer_size);
380
381 if (avctx->rc_initial_buffer_occupancy != 0) {
382 int amf_buffer_fullness = avctx->rc_initial_buffer_occupancy * 64 / avctx->rc_buffer_size;
383 if (amf_buffer_fullness > 64)
384 amf_buffer_fullness = 64;
385 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_INITIAL_VBV_BUFFER_FULLNESS, amf_buffer_fullness);
386 }
387 }
388
389 // init dynamic rate control params
390 if (ctx->enforce_hrd != -1) {
391 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ENFORCE_HRD, ((ctx->enforce_hrd == 0) ? false : true));
392 }
393
394 if (ctx->filler_data != -1) {
395 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_FILLER_DATA, ((ctx->filler_data == 0) ? false : true));
396 }
397
398 if (avctx->bit_rate) {
399 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_TARGET_BITRATE, avctx->bit_rate);
400 }
401
402 if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR) {
403 if (avctx->bit_rate) {
404 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PEAK_BITRATE, avctx->bit_rate);
405 }
406 }
407
408 if (avctx->rc_max_rate) {
409 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PEAK_BITRATE, avctx->rc_max_rate);
410 }
411 else if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR) {
412 av_log(ctx, AV_LOG_DEBUG, "rate control mode is vbr_peak but max_rate is not set, default max_rate will be applied.\n");
413 }
414 if (avctx->bit_rate > 0) {
415 ctx->rate_control_mode = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR;
416 av_log(ctx, AV_LOG_DEBUG, "Rate control turned to CBR\n");
417 }
418
419 switch (ctx->align)
420 {
421 case AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_ONLY:
422 if (avctx->width / 64 * 64 != avctx->width || avctx->height / 16 * 16 != avctx->height)
423 {
424 res = AMF_NOT_SUPPORTED;
425 av_log(ctx, AV_LOG_ERROR, "Resolution incorrect for alignment mode\n");
426 return AVERROR_EXIT;
427 }
428 break;
429 case AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_1080P_CODED_1082:
430 if ((avctx->width / 64 * 64 == avctx->width && avctx->height / 16 * 16 == avctx->height) || (avctx->width == 1920 && avctx->height == 1080))
431 {
432 res = AMF_OK;
433 }
434 else
435 {
436 res = AMF_NOT_SUPPORTED;
437 av_log(ctx, AV_LOG_ERROR, "Resolution incorrect for alignment mode\n");
438 return AVERROR_EXIT;
439 }
440 break;
441 case AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_NO_RESTRICTIONS:
442 res = AMF_OK;
443 break;
444 default:
445 res = AMF_NOT_SUPPORTED;
446 av_log(ctx, AV_LOG_ERROR, "Invalid alignment mode\n");
447 return AVERROR_EXIT;
448 }
449 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE, ctx->align);
450
451 if (ctx->aq_mode != -1) {
452 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_AQ_MODE, ctx->aq_mode);
453 }
454
455 if (ctx->latency != -1) {
456 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE, ctx->latency);
457 }
458
459 if (ctx->preanalysis != -1) {
460 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PRE_ANALYSIS_ENABLE, !!((ctx->preanalysis == 0) ? false : true));
461 }
462
463 res = ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_AV1_PRE_ANALYSIS_ENABLE, &var);
464 if ((int)var.int64Value)
465 {
466 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PRE_ANALYSIS_ENABLE, true);
467
468 if (ctx->pa_activity_type != -1) {
469 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_ACTIVITY_TYPE, ctx->pa_activity_type);
470 }
471 if (ctx->pa_scene_change_detection != -1) {
472 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_PA_SCENE_CHANGE_DETECTION_ENABLE, ((ctx->pa_scene_change_detection == 0) ? false : true));
473 }
474 if (ctx->pa_scene_change_detection_sensitivity != -1) {
475 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_SCENE_CHANGE_DETECTION_SENSITIVITY, ctx->pa_scene_change_detection_sensitivity);
476 }
477 if (ctx->pa_static_scene_detection != -1) {
478 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_PA_STATIC_SCENE_DETECTION_ENABLE, ((ctx->pa_static_scene_detection == 0) ? false : true));
479 }
480 if (ctx->pa_static_scene_detection_sensitivity != -1) {
481 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_STATIC_SCENE_DETECTION_SENSITIVITY, ctx->pa_static_scene_detection_sensitivity);
482 }
483 if (ctx->pa_initial_qp != -1) {
484 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_INITIAL_QP_AFTER_SCENE_CHANGE, ctx->pa_initial_qp);
485 }
486 if (ctx->pa_max_qp != -1) {
487 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_MAX_QP_BEFORE_FORCE_SKIP, ctx->pa_max_qp);
488 }
489 if (ctx->pa_caq_strength != -1) {
490 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_CAQ_STRENGTH, ctx->pa_caq_strength);
491 }
492 if (ctx->pa_frame_sad != -1) {
493 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_PA_FRAME_SAD_ENABLE, ((ctx->pa_frame_sad == 0) ? false : true));
494 }
495 if (ctx->pa_paq_mode != -1) {
496 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_PAQ_MODE, ctx->pa_paq_mode);
497 }
498 if (ctx->pa_taq_mode != -1) {
499 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_TAQ_MODE, ctx->pa_taq_mode);
500 }
501 if (ctx->pa_adaptive_mini_gop != -1) {
502 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ADAPTIVE_MINIGOP, ((ctx->pa_adaptive_mini_gop == 0) ? false : true));
503 }
504 if (ctx->pa_ltr != -1) {
505 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_PA_LTR_ENABLE, ((ctx->pa_ltr == 0) ? false : true));
506 }
507 if (ctx->pa_lookahead_buffer_depth != -1) {
508 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_LOOKAHEAD_BUFFER_DEPTH, ctx->pa_lookahead_buffer_depth);
509 }
510 if (ctx->pa_high_motion_quality_boost_mode != -1) {
511 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_HIGH_MOTION_QUALITY_BOOST_MODE, ctx->pa_high_motion_quality_boost_mode);
512 }
513 }
514
515 // B-Frames
516 AMFVariantStruct is_adaptive_b_frames = { 0 };
517 res = ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_AV1_ADAPTIVE_MINIGOP, &is_adaptive_b_frames);
518 if (ctx->max_consecutive_b_frames != -1 || ctx->max_b_frames != -1 || is_adaptive_b_frames.boolValue == true) {
519
520 //Get the capability of encoder
521 AMFCaps *encoder_caps = NULL;
522 ctx->encoder->pVtbl->GetCaps(ctx->encoder, &encoder_caps);
523 if (encoder_caps != NULL)
524 {
525 res = encoder_caps->pVtbl->GetProperty(encoder_caps, AMF_VIDEO_ENCODER_AV1_CAP_BFRAMES, &var);
526 if (res == AMF_OK) {
527
528 //encoder supports AV1 B-frame
529 if(var.boolValue == true){
530 //adaptive b-frames is higher priority than max_b_frames
531 if (is_adaptive_b_frames.boolValue == true)
532 {
533 //force AMF_VIDEO_ENCODER_AV1_MAX_CONSECUTIVE_BPICTURES to 3
534 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_CONSECUTIVE_BPICTURES, 3);
535
536 if(ctx->pa_lookahead_buffer_depth < 1)
537 {
538 //force AMF_PA_LOOKAHEAD_BUFFER_DEPTH to 1 if not set or smaller than 1
539 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_LOOKAHEAD_BUFFER_DEPTH, 1);
540 }
541 }
542 else {
543 if (ctx->max_b_frames != -1) {
544 //in case user sets B-frames
545 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_B_PIC_PATTERN, ctx->max_b_frames);
546 if (res != AMF_OK) {
547 res = ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_AV1_B_PIC_PATTERN, &var);
548 av_log(ctx, AV_LOG_WARNING, "B-frames=%d is not supported by this GPU, switched to %d\n", ctx->max_b_frames, (int)var.int64Value);
549 ctx->max_b_frames = (int)var.int64Value;
550 }
551 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_CONSECUTIVE_BPICTURES, ctx->max_b_frames);
552 }
553 }
554
555 }
556 //encoder doesn't support AV1 B-frame
557 else {
558 av_log(ctx, AV_LOG_WARNING, "The current GPU in use does not support AV1 B-frame encoding, there will be no B-frame in bitstream.\n");
559 }
560 } else {
561 //Can't get the capability of encoder
562 av_log(ctx, AV_LOG_WARNING, "Unable to get AV1 B-frame capability.\n");
563 av_log(ctx, AV_LOG_WARNING, "There will be no B-frame in bitstream.\n");
564 }
565
566 encoder_caps->pVtbl->Release(encoder_caps);
567 encoder_caps = NULL;
568 }
569 }
570
571 // Wait inside QueryOutput() if supported by the driver
572 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_QUERY_TIMEOUT, 1);
573 res = ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_AV1_QUERY_TIMEOUT, &var);
574 ctx->query_timeout_supported = res == AMF_OK && var.int64Value;
575
576 // init encoder
577 res = ctx->encoder->pVtbl->Init(ctx->encoder, ctx->format, avctx->width, avctx->height);
578 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_BUG, "encoder->Init() failed with error %d\n", res);
579
580 // init dynamic picture control params
581 if (ctx->min_qp_i != -1) {
582 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTRA, ctx->min_qp_i);
583 }
584 else if (avctx->qmin != -1) {
585 int qval = avctx->qmin > 255 ? 255 : avctx->qmin;
586 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTRA, qval);
587 }
588 if (ctx->max_qp_i != -1) {
589 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTRA, ctx->max_qp_i);
590 }
591 else if (avctx->qmax != -1) {
592 int qval = avctx->qmax > 255 ? 255 : avctx->qmax;
593 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTRA, qval);
594 }
595 if (ctx->min_qp_p != -1) {
596 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTER, ctx->min_qp_p);
597 }
598 else if (avctx->qmin != -1) {
599 int qval = avctx->qmin > 255 ? 255 : avctx->qmin;
600 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTER, qval);
601 }
602 if (ctx->min_qp_b != -1) {
603 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTER_B, ctx->min_qp_b);
604 }
605 else if (avctx->qmin != -1) {
606 int qval = avctx->qmin > 255 ? 255 : avctx->qmin;
607 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTER_B, qval);
608 }
609 if (ctx->max_qp_p != -1) {
610 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTER, ctx->max_qp_p);
611 }
612 else if (avctx->qmax != -1) {
613 int qval = avctx->qmax > 255 ? 255 : avctx->qmax;
614 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTER, qval);
615 }
616 if (ctx->max_qp_b != -1) {
617 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTER_B, ctx->max_qp_b);
618 }
619 else if (avctx->qmax != -1) {
620 int qval = avctx->qmax > 255 ? 255 : avctx->qmax;
621 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTER_B, qval);
622 }
623
624 if (ctx->qp_p != -1) {
625 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_Q_INDEX_INTER, ctx->qp_p);
626 }
627 if (ctx->qp_i != -1) {
628 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_Q_INDEX_INTRA, ctx->qp_i);
629 }
630 if (ctx->qp_b != -1) {
631 AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_Q_INDEX_INTER_B, ctx->qp_b);
632 }
633
634 if (ctx->skip_frame != -1) {
635 AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_SKIP_FRAME, ((ctx->skip_frame == 0) ? false : true));
636 }
637
638 // fill extradata
639 res = AMFVariantInit(&var);
640 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_BUG, "AMFVariantInit() failed with error %d\n", res);
641
642 res = ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_AV1_EXTRA_DATA, &var);
643 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_BUG, "GetProperty(AMF_VIDEO_ENCODER_EXTRADATA) failed with error %d\n", res);
644 AMF_RETURN_IF_FALSE(ctx, var.pInterface != NULL, AVERROR_BUG, "GetProperty(AMF_VIDEO_ENCODER_EXTRADATA) returned NULL\n");
645
646 guid = IID_AMFBuffer();
647
648 res = var.pInterface->pVtbl->QueryInterface(var.pInterface, &guid, (void**)&buffer); // query for buffer interface
649 if (res != AMF_OK) {
650 var.pInterface->pVtbl->Release(var.pInterface);
651 }
652 AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_BUG, "QueryInterface(IID_AMFBuffer) failed with error %d\n", res);
653
654 avctx->extradata_size = (int)buffer->pVtbl->GetSize(buffer);
655 avctx->extradata = av_mallocz(avctx->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE);
656 if (!avctx->extradata) {
657 buffer->pVtbl->Release(buffer);
658 var.pInterface->pVtbl->Release(var.pInterface);
659 return AVERROR(ENOMEM);
660 }
661 memcpy(avctx->extradata, buffer->pVtbl->GetNative(buffer), avctx->extradata_size);
662
663 buffer->pVtbl->Release(buffer);
664 var.pInterface->pVtbl->Release(var.pInterface);
665
666 //processing crop information according to alignment
667 if (ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_AV1_CAP_WIDTH_ALIGNMENT_FACTOR, &var) != AMF_OK)
668 // assume older driver and Navi3x
669 width_alignment_factor = 64;
670 else
671 width_alignment_factor = (int)var.int64Value;
672
673 if (ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_AV1_CAP_HEIGHT_ALIGNMENT_FACTOR, &var) != AMF_OK)
674 // assume older driver and Navi3x
675 height_alignment_factor = 16;
676 else
677 height_alignment_factor = (int)var.int64Value;
678
679 if (width_alignment_factor != -1 && height_alignment_factor != -1) {
680 if (avctx->width % width_alignment_factor != 0)
681 crop_right = width_alignment_factor - (avctx->width & (width_alignment_factor - 1));
682
683 if (avctx->height % height_alignment_factor != 0)
684 crop_bottom = height_alignment_factor - (avctx->height & (height_alignment_factor - 1));
685
686 // There is special processing for crop_bottom equal to 8 in hardware
687 if (crop_bottom == 8)
688 crop_bottom = 2;
689 }
690
691 if (crop_right != 0 || crop_bottom != 0) {
692 AVPacketSideData* sd_crop = av_realloc_array(avctx->coded_side_data, avctx->nb_coded_side_data + 1, sizeof(*sd_crop));
693 uint32_t* crop;
694
695 if (!sd_crop) {
696 av_log(ctx, AV_LOG_ERROR, "Can't allocate memory for amf av1 encoder crop information\n");
697 return AVERROR(ENOMEM);
698 }
699 avctx->coded_side_data = sd_crop;
700
701 crop = av_malloc(sizeof(uint32_t) * 4);
702 if (!crop) {
703 av_log(ctx, AV_LOG_ERROR, "Can't allocate memory for amf av1 encoder crop information\n");
704 return AVERROR(ENOMEM);
705 }
706
707 avctx->nb_coded_side_data++;
708
709 //top, bottom, left,right
710 AV_WL32A(crop + 0, 0);
711 AV_WL32A(crop + 1, crop_bottom);
712 AV_WL32A(crop + 2, 0);
713 AV_WL32A(crop + 3, crop_right);
714
715 avctx->coded_side_data[avctx->nb_coded_side_data - 1].type = AV_PKT_DATA_FRAME_CROPPING;
716 avctx->coded_side_data[avctx->nb_coded_side_data - 1].data = (uint8_t*)crop;
717 avctx->coded_side_data[avctx->nb_coded_side_data - 1].size = sizeof(uint32_t) * 4;
718 }
719
720 return 0;
721}
722
723static const FFCodecDefault defaults[] = {
724 { "refs", "-1" },
725 { "aspect", "0" },
726 { "b", "0" },
727 { "g", "-1" },
728 { "qmin", "-1" },
729 { "qmax", "-1" },
730 { NULL },
731};
732
733static const AVClass av1_amf_class = {
734 .class_name = "av1_amf",
735 .item_name = av_default_item_name,
736 .option = options,
737 .version = LIBAVUTIL_VERSION_INT,
738};
739
740const FFCodec ff_av1_amf_encoder = {
741 .p.name = "av1_amf",
742 CODEC_LONG_NAME("AMD AMF AV1 encoder"),
743 .p.type = AVMEDIA_TYPE_VIDEO,
744 .p.id = AV_CODEC_ID_AV1,
745 .init = amf_encode_init_av1,
746 FF_CODEC_RECEIVE_PACKET_CB(ff_amf_receive_packet),
747 .close = ff_amf_encode_close,
748 .priv_data_size = sizeof(AMFEncoderContext),
749 .p.priv_class = &av1_amf_class,
750 .defaults = defaults,
751 .p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE |
752 AV_CODEC_CAP_DR1,
753 .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
754 CODEC_PIXFMTS_ARRAY(ff_amf_pix_fmts),
755 .color_ranges = AVCOL_RANGE_MPEG | AVCOL_RANGE_JPEG,
756 .p.wrapper_name = "amf",
757 .hw_configs = ff_amfenc_hw_configs,
758};
bit_depth
static void bit_depth(AudioStatsContext *s, const uint64_t *const mask, uint8_t *depth)
Definition af_astats.c:246
ff_av1_amf_encoder
const FFCodec ff_av1_amf_encoder
Definition amfenc_av1.c:740
ff_amf_encode_init
int ff_amf_encode_init(AVCodecContext *avctx)
Common encoder initization function.
Definition amfenc.c:282
ff_amfenc_hw_configs
const AVCodecHWConfigInternal *const ff_amfenc_hw_configs[]
Definition amfenc.c:714
ff_amf_encode_close
int av_cold ff_amf_encode_close(AVCodecContext *avctx)
Common encoder termination function.
Definition amfenc.c:140
ff_amf_receive_packet
int ff_amf_receive_packet(AVCodecContext *avctx, AVPacket *avpkt)
Ecoding one frame - common function for all AMF encoders.
Definition amfenc.c:579
ff_amf_pix_fmts
enum AVPixelFormat ff_amf_pix_fmts[]
Supported formats.
Definition amfenc.c:55
MAX_LOOKAHEAD_DEPTH
#define MAX_LOOKAHEAD_DEPTH
Definition amfenc.h:34
AMF_RETURN_IF_FALSE
#define AMF_RETURN_IF_FALSE(avctx, exp, ret_value,...)
Error handling helper.
Definition amfenc.h:169
VE
#define VE
Definition amfenc_av1.c:30
amf_encode_init_av1
static av_cold int amf_encode_init_av1(AVCodecContext *avctx)
Definition amfenc_av1.c:193
OFFSET
#define OFFSET(x)
Definition amfenc_av1.c:29
defaults
static const FFCodecDefault defaults[]
Definition amfenc_av1.c:723
av1_amf_class
static const AVClass av1_amf_class
Definition amfenc_av1.c:733
avassert.h
simple assert() macros that are a bit more flexible than ISO C assert().
av_assert0
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition avassert.h:42
align
static const uint8_t *BS_FUNC align(BSCTX *bc)
Skip bits to a byte boundary.
Definition bitstream_template.h:419
codec_internal.h
CODEC_PIXFMTS_ARRAY
#define CODEC_PIXFMTS_ARRAY(array)
Definition codec_internal.h:412
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_LEVEL_UNKNOWN
#define AV_LEVEL_UNKNOWN
Definition defs.h:209
AV_PROFILE_AV1_MAIN
#define AV_PROFILE_AV1_MAIN
Definition defs.h:169
pix_fmt
static enum AVPixelFormat pix_fmt
Definition demux_decode.c:41
usage
const char * usage
Definition floatimg_cmp.c:62
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_BOOL
@ AV_OPT_TYPE_BOOL
Underlying C type is int.
Definition opt.h:326
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_AV1
@ AV_CODEC_ID_AV1
Definition codec_id.h:275
AV_INPUT_BUFFER_PADDING_SIZE
#define AV_INPUT_BUFFER_PADDING_SIZE
Required number of additionally allocated bytes at the end of the input bitstream for decoding.
Definition defs.h:40
AV_PKT_DATA_FRAME_CROPPING
@ AV_PKT_DATA_FRAME_CROPPING
The number of pixels to discard from the top/bottom/left/right border of the decoded frame to obtain ...
Definition packet.h:340
AVERROR_EXIT
#define AVERROR_EXIT
Immediate exit was requested; the called function should not be restarted.
Definition error.h:58
AVERROR_BUG
#define AVERROR_BUG
Internal bug, also see AVERROR_BUG2.
Definition error.h:52
AVERROR
#define AVERROR(e)
Definition error.h:45
AV_LOG_DEBUG
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
Definition log.h:231
AV_LOG_WARNING
#define AV_LOG_WARNING
Something somehow does not look correct.
Definition log.h:216
AV_LOG_INFO
#define AV_LOG_INFO
Standard information.
Definition log.h:221
AV_LOG_ERROR
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition log.h:210
av_default_item_name
const char * av_default_item_name(void *ptr)
Return the context name.
Definition log.c:241
av_realloc_array
void * av_realloc_array(void *ptr, size_t nmemb, size_t size)
Definition mem.c:217
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition avutil.h:200
LIBAVUTIL_VERSION_INT
#define LIBAVUTIL_VERSION_INT
Definition version.h:85
av_amf_get_color_profile
enum AMF_VIDEO_CONVERTER_COLOR_PROFILE_ENUM av_amf_get_color_profile(enum AVColorRange color_range, enum AVColorSpace color_space)
Definition hwcontext_amf.c:155
hwcontext_amf.h
AV_WL32A
#define AV_WL32A(p, v)
Definition intreadwrite.h:571
av_cold
#define av_cold
Definition attributes.h:117
internal.h
common internal API header
mem.h
Memory handling functions.
profile
int profile
Definition mxfenc.c:2299
av_malloc
#define av_malloc(s)
Definition ops_static.c:52
opt.h
AVOptions.
av_pix_fmt_desc_get
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition pixdesc.c:3460
AV_PIX_FMT_FLAG_RGB
#define AV_PIX_FMT_FLAG_RGB
The pixel format contains RGB-like data (as opposed to YUV/grayscale).
Definition pixdesc.h:136
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
AVPixelFormat
AVPixelFormat
Pixel format.
Definition pixfmt.h:71
AVCOL_PRI_UNSPECIFIED
@ AVCOL_PRI_UNSPECIFIED
Definition pixfmt.h:645
AVCOL_TRC_UNSPECIFIED
@ AVCOL_TRC_UNSPECIFIED
Definition pixfmt.h:675
AMFEncoderContext
AMF encoder context.
Definition amfenc.h:40
AVBufferRef::data
uint8_t * data
The data buffer.
Definition buffer.h:90
AVClass
Describe the class of an AVClass context structure.
Definition log.h:76
AVCodecContext
main external API structure.
Definition avcodec.h:443
AVCodecContext::pix_fmt
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
Definition avcodec.h:643
AVCodecContext::width
int width
picture width / height.
Definition avcodec.h:604
AVCodecContext::coded_side_data
AVPacketSideData * coded_side_data
Additional data associated with the entire coded stream.
Definition avcodec.h:1768
AVCodecContext::rc_buffer_size
int rc_buffer_size
decoder bitstream buffer size
Definition avcodec.h:1273
AVCodecContext::color_range
enum AVColorRange color_range
MPEG vs JPEG YUV range.
Definition avcodec.h:681
AVCodecContext::nb_coded_side_data
int nb_coded_side_data
Definition avcodec.h:1769
AVCodecContext::color_primaries
enum AVColorPrimaries color_primaries
Chromaticity coordinates of the source primaries.
Definition avcodec.h:657
AVCodecContext::hw_frames_ctx
AVBufferRef * hw_frames_ctx
A reference to the AVHWFramesContext describing the input (for encoding) or output (decoding) frames.
Definition avcodec.h:1471
AVCodecContext::qmin
int qmin
minimum quantizer
Definition avcodec.h:1252
AVCodecContext::framerate
AVRational framerate
Definition avcodec.h:563
AVCodecContext::level
int level
Encoding level descriptor.
Definition avcodec.h:1646
AVCodecContext::bit_rate
int64_t bit_rate
the average bitrate
Definition avcodec.h:493
AVCodecContext::rc_initial_buffer_occupancy
int rc_initial_buffer_occupancy
Number of bits which should be loaded into the rc buffer before decoding starts.
Definition avcodec.h:1316
AVCodecContext::profile
int profile
profile
Definition avcodec.h:1636
AVCodecContext::colorspace
enum AVColorSpace colorspace
YUV colorspace type.
Definition avcodec.h:671
AVCodecContext::gop_size
int gop_size
the number of pictures in a group of pictures, or 0 for intra_only
Definition avcodec.h:1021
AVCodecContext::refs
int refs
number of reference frames
Definition avcodec.h:701
AVCodecContext::rc_max_rate
int64_t rc_max_rate
maximum bitrate
Definition avcodec.h:1288
AVCodecContext::qmax
int qmax
maximum quantizer
Definition avcodec.h:1259
AVCodecContext::color_trc
enum AVColorTransferCharacteristic color_trc
Color Transfer Characteristic.
Definition avcodec.h:664
AVCodecContext::time_base
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented.
Definition avcodec.h:547
AVCodecContext::extradata
uint8_t * extradata
Out-of-band global headers that may be used by some codecs.
Definition avcodec.h:526
AVCodecContext::extradata_size
int extradata_size
Definition avcodec.h:527
AVCodecContext::priv_data
void * priv_data
Definition avcodec.h:470
AVComponentDescriptor::depth
int depth
Number of bits in the component.
Definition pixdesc.h:57
AVHWFramesContext
This struct describes a set or pool of "hardware" frames (i.e.
Definition hwcontext.h:118
AVOption
AVOption.
Definition opt.h:428
AVPacketSideData
This structure stores auxiliary information for decoding, presenting, or otherwise processing the cod...
Definition packet.h:424
AVPacketSideData::data
uint8_t * data
Definition packet.h:425
AVPacketSideData::type
enum AVPacketSideDataType type
Definition packet.h:427
AVPixFmtDescriptor
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition pixdesc.h:69
AVPixFmtDescriptor::comp
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
Definition pixdesc.h:105
AVPixFmtDescriptor::flags
uint64_t flags
Combination of AV_PIX_FMT_FLAG_... flags.
Definition pixdesc.h:94
AVRational::num
int num
Numerator.
Definition rational.h:59
AVRational::den
int den
Denominator.
Definition rational.h:60
level
uint8_t level
Definition svq3.c:208
av_mallocz
#define av_mallocz(s)
Definition tableprint_vlc.h:31
av_log
#define av_log(a,...)
Definition tableprint_vlc.h:27
framerate
float framerate
Definition av1_levels.c:29
ctx
static AVFormatContext * ctx
Definition movenc.c:49
buffer
static char buffer[20]
Definition seek.c:32
quality
static const uint8_t quality[]
Definition vmixdec.c:58
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