ffmpeg/libavcodec/amfenc_av1.c

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/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "amfenc.h"
#include "codec_internal.h"
#define AMF_VIDEO_ENCODER_AV1_CAP_WIDTH_ALIGNMENT_FACTOR_LOCAL L"Av1WidthAlignmentFactor" // amf_int64; default = 1
#define AMF_VIDEO_ENCODER_AV1_CAP_HEIGHT_ALIGNMENT_FACTOR_LOCAL L"Av1HeightAlignmentFactor" // amf_int64; default = 1
#define OFFSET(x) offsetof(AmfContext, x)
#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
static const AVOption options[] = {
{ "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" },
{ "transcoding", "Generic Transcoding", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_TRANSCODING }, 0, 0, VE, .unit = "usage" },
{ "ultralowlatency", "ultra low latency trancoding", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_ULTRA_LOW_LATENCY }, 0, 0, VE, .unit = "usage" },
{ "lowlatency", "Low latency usecase", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_LOW_LATENCY }, 0, 0, VE, .unit = "usage" },
{ "webcam", "Webcam", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_WEBCAM }, 0, 0, VE, .unit = "usage" },
{ "high_quality", "high quality trancoding", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_HIGH_QUALITY }, 0, 0, VE, .unit = "usage" },
{ "lowlatency_high_quality","low latency yet high quality trancoding", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_USAGE_LOW_LATENCY_HIGH_QUALITY }, 0, 0, VE, .unit = "usage" },
{ "profile", "Set the profile", OFFSET(profile), AV_OPT_TYPE_INT,{.i64 = -1 }, -1, AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN, VE, .unit = "profile" },
{ "main", "", 0, AV_OPT_TYPE_CONST,{.i64 = AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN }, 0, 0, VE, .unit = "profile" },
{ "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" },
{ "auto", "", 0, AV_OPT_TYPE_CONST, {.i64 = -1 }, 0, 0, VE, .unit = "level" },
{ "2.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_2_0 }, 0, 0, VE, .unit = "level" },
{ "2.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_2_1 }, 0, 0, VE, .unit = "level" },
{ "2.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_2_2 }, 0, 0, VE, .unit = "level" },
{ "2.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_2_3 }, 0, 0, VE, .unit = "level" },
{ "3.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_3_0 }, 0, 0, VE, .unit = "level" },
{ "3.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_3_1 }, 0, 0, VE, .unit = "level" },
{ "3.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_3_2 }, 0, 0, VE, .unit = "level" },
{ "3.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_3_3 }, 0, 0, VE, .unit = "level" },
{ "4.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_4_0 }, 0, 0, VE, .unit = "level" },
{ "4.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_4_1 }, 0, 0, VE, .unit = "level" },
{ "4.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_4_2 }, 0, 0, VE, .unit = "level" },
{ "4.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_4_3 }, 0, 0, VE, .unit = "level" },
{ "5.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_5_0 }, 0, 0, VE, .unit = "level" },
{ "5.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_5_1 }, 0, 0, VE, .unit = "level" },
{ "5.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_5_2 }, 0, 0, VE, .unit = "level" },
{ "5.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_5_3 }, 0, 0, VE, .unit = "level" },
{ "6.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_6_0 }, 0, 0, VE, .unit = "level" },
{ "6.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_6_1 }, 0, 0, VE, .unit = "level" },
{ "6.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_6_2 }, 0, 0, VE, .unit = "level" },
{ "6.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_6_3 }, 0, 0, VE, .unit = "level" },
{ "7.0", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_7_0 }, 0, 0, VE, .unit = "level" },
{ "7.1", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_7_1 }, 0, 0, VE, .unit = "level" },
{ "7.2", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_7_2 }, 0, 0, VE, .unit = "level" },
{ "7.3", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_LEVEL_7_3 }, 0, 0, VE, .unit = "level" },
{ "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" },
{ "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" },
{ "high_quality", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_HIGH_QUALITY }, 0, 0, VE, .unit = "quality" },
{ "quality", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_QUALITY }, 0, 0, VE, .unit = "quality" },
{ "balanced", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_BALANCED }, 0, 0, VE, .unit = "quality" },
{ "speed", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET_SPEED }, 0, 0, VE, .unit = "quality" },
{ "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" },
{ "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" },
{ "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" },
{ "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" },
{ "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" },
{ "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" },
{ "cqp", "Constant Quantization Parameter", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CONSTANT_QP }, 0, 0, VE, .unit = "rc" },
{ "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" },
{ "vbr_peak", "Peak Contrained Variable Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR }, 0, 0, VE, .unit = "rc" },
{ "cbr", "Constant Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR }, 0, 0, VE, .unit = "rc" },
{ "qvbr", "Quality Variable Bitrate", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_QUALITY_VBR }, 0, 0, VE, .unit = "rc" },
{ "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" },
{ "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" },
{ "qvbr_quality_level", "Sets the QVBR quality level", OFFSET(qvbr_quality_level), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 51, VE },
{ "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" },
{ "none", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_NONE }, 0, 0, VE, .unit = "hdrmode" },
{ "gop", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_GOP_ALIGNED }, 0, 0, VE, .unit = "hdrmode" },
{ "frame", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE_KEY_FRAME_ALIGNED }, 0, 0, VE, .unit = "hdrmode" },
{ "preencode", "Enable preencode", OFFSET(preencode), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE},
{ "enforce_hrd", "Enforce HRD", OFFSET(enforce_hrd), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE},
{ "filler_data", "Filler Data Enable", OFFSET(filler_data), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE},
{ "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 },
// min_qp_i -> min_qp_intra, min_qp_p -> min_qp_inter
{ "min_qp_i", "min quantization parameter for I-frame", OFFSET(min_qp_i), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
{ "max_qp_i", "max quantization parameter for I-frame", OFFSET(max_qp_i), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
{ "min_qp_p", "min quantization parameter for P-frame", OFFSET(min_qp_p), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
{ "max_qp_p", "max quantization parameter for P-frame", OFFSET(max_qp_p), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
{ "qp_p", "quantization parameter for P-frame", OFFSET(qp_p), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
{ "qp_i", "quantization parameter for I-frame", OFFSET(qp_i), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, 255, VE },
{ "skip_frame", "Rate Control Based Frame Skip", OFFSET(skip_frame), AV_OPT_TYPE_BOOL,{.i64 = -1 }, -1, 1, VE },
{ "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" },
{ "none", "no adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_AQ_MODE_NONE }, 0, 0, VE, .unit = "adaptive_quantisation_mode" },
{ "caq", "context adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_AQ_MODE_CAQ }, 0, 0, VE, .unit = "adaptive_quantisation_mode" },
{ "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" },
{ "64x16", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_ONLY }, 0, 0, VE, .unit = "align" },
{ "1080p", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_1080P_CODED_1082 }, 0, 0, VE, .unit = "align" },
{ "none", "", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_NO_RESTRICTIONS }, 0, 0, VE, .unit = "align" },
{ "log_to_dbg", "Enable AMF logging to debug output", OFFSET(log_to_dbg), AV_OPT_TYPE_BOOL,{.i64 = 0 }, 0, 1, VE },
//Pre Analysis options
{ "preanalysis", "Enable preanalysis", OFFSET(preanalysis), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE },
{ "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" },
{ "y", "activity y", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_ACTIVITY_Y }, 0, 0, VE, .unit = "activity_type" },
{ "yuv", "activity yuv", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_ACTIVITY_YUV }, 0, 0, VE, .unit = "activity_type" },
{ "pa_scene_change_detection_enable", "Enable scene change detection", OFFSET(pa_scene_change_detection), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE },
{ "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" },
{ "low", "low scene change dectection sensitivity", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_SCENE_CHANGE_DETECTION_SENSITIVITY_LOW }, 0, 0, VE, .unit = "scene_change_sensitivity" },
{ "medium", "medium scene change dectection sensitivity", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_SCENE_CHANGE_DETECTION_SENSITIVITY_MEDIUM }, 0, 0, VE, .unit = "scene_change_sensitivity" },
{ "high", "high scene change dectection sensitivity", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_SCENE_CHANGE_DETECTION_SENSITIVITY_HIGH }, 0, 0, VE, .unit = "scene_change_sensitivity" },
{ "pa_static_scene_detection_enable", "Enable static scene detection", OFFSET(pa_static_scene_detection), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE },
{ "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" },
{ "low", "low static scene dectection sensitivity", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_STATIC_SCENE_DETECTION_SENSITIVITY_LOW }, 0, 0, VE, .unit = "static_scene_sensitivity" },
{ "medium", "medium static scene dectection sensitivity", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_STATIC_SCENE_DETECTION_SENSITIVITY_MEDIUM }, 0, 0, VE, .unit = "static_scene_sensitivity" },
{ "high", "high static scene dectection sensitivity", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_STATIC_SCENE_DETECTION_SENSITIVITY_HIGH }, 0, 0, VE, .unit = "static_scene_sensitivity" },
{ "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 },
{ "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 },
{ "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" },
{ "low", "low Content Adaptive Quantization strength", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_CAQ_STRENGTH_LOW }, 0, 0, VE, .unit = "caq_strength" },
{ "medium", "medium Content Adaptive Quantization strength", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_CAQ_STRENGTH_MEDIUM }, 0, 0, VE, .unit = "caq_strength" },
{ "high", "high Content Adaptive Quantization strength", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_CAQ_STRENGTH_HIGH }, 0, 0, VE, .unit = "caq_strength" },
{ "pa_frame_sad_enable", "Enable Frame SAD algorithm", OFFSET(pa_frame_sad), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE },
{ "pa_ltr_enable", "Enable long term reference frame management", OFFSET(pa_ltr), AV_OPT_TYPE_BOOL, {.i64 = -1 }, -1, 1, VE },
{ "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 },
{ "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" },
{ "none", "no perceptual adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_PAQ_MODE_NONE }, 0, 0, VE, .unit = "paq_mode" },
{ "caq", "caq perceptual adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_PAQ_MODE_CAQ }, 0, 0, VE, .unit = "paq_mode" },
{ "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" },
{ "none", "no temporal adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_TAQ_MODE_NONE }, 0, 0, VE, .unit = "taq_mode" },
{ "1", "temporal adaptive quantization mode 1", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_TAQ_MODE_1 }, 0, 0, VE, .unit = "taq_mode" },
{ "2", "temporal adaptive quantization mode 2", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_TAQ_MODE_2 }, 0, 0, VE, .unit = "taq_mode" },
{ "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" },
{ "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" },
{ "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" },
{ NULL }
};
static av_cold int amf_encode_init_av1(AVCodecContext* avctx)
{
int ret = 0;
AMF_RESULT res = AMF_OK;
AmfContext* ctx = avctx->priv_data;
AMFVariantStruct var = { 0 };
amf_int64 profile = 0;
amf_int64 profile_level = 0;
AMFBuffer* buffer;
AMFGuid guid;
AMFRate framerate;
AMFSize framesize = AMFConstructSize(avctx->width, avctx->height);
amf_int64 color_depth;
amf_int64 color_profile;
enum AVPixelFormat pix_fmt;
//for av1 alignment and crop
uint32_t crop_right = 0;
uint32_t crop_bottom = 0;
int width_alignment_factor = -1;
int height_alignment_factor = -1;
if (avctx->framerate.num > 0 && avctx->framerate.den > 0) {
framerate = AMFConstructRate(avctx->framerate.num, avctx->framerate.den);
}
else {
FF_DISABLE_DEPRECATION_WARNINGS
framerate = AMFConstructRate(avctx->time_base.den, avctx->time_base.num
#if FF_API_TICKS_PER_FRAME
* avctx->ticks_per_frame
#endif
);
FF_ENABLE_DEPRECATION_WARNINGS
}
if ((ret = ff_amf_encode_init(avctx)) < 0)
return ret;
// init static parameters
if (ctx->usage != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_USAGE, ctx->usage);
}
AMF_ASSIGN_PROPERTY_SIZE(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_FRAMESIZE, framesize);
AMF_ASSIGN_PROPERTY_RATE(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_FRAMERATE, framerate);
switch (avctx->profile) {
case AV_PROFILE_AV1_MAIN:
profile = AMF_VIDEO_ENCODER_AV1_PROFILE_MAIN;
break;
default:
break;
}
if (profile == 0) {
if (ctx->profile != -1) {
profile = ctx->profile;
}
}
if (profile != 0) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PROFILE, profile);
}
/// Color profile
color_profile = ff_amf_get_color_profile(avctx);
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_OUTPUT_COLOR_PROFILE, color_profile);
/// Color Depth
pix_fmt = avctx->hw_frames_ctx ? ((AVHWFramesContext*)avctx->hw_frames_ctx->data)->sw_format
: avctx->pix_fmt;
color_depth = AMF_COLOR_BIT_DEPTH_8;
if (pix_fmt == AV_PIX_FMT_P010) {
color_depth = AMF_COLOR_BIT_DEPTH_10;
}
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_COLOR_BIT_DEPTH, color_depth);
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_OUTPUT_COLOR_PROFILE, color_profile);
if (color_depth == AMF_COLOR_BIT_DEPTH_8) {
/// Color Transfer Characteristics (AMF matches ISO/IEC)
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_OUTPUT_TRANSFER_CHARACTERISTIC, AMF_COLOR_TRANSFER_CHARACTERISTIC_BT709);
/// Color Primaries (AMF matches ISO/IEC)
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_OUTPUT_COLOR_PRIMARIES, AMF_COLOR_PRIMARIES_BT709);
} else {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_OUTPUT_TRANSFER_CHARACTERISTIC, AMF_COLOR_TRANSFER_CHARACTERISTIC_SMPTE2084);
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_OUTPUT_COLOR_PRIMARIES, AMF_COLOR_PRIMARIES_BT2020);
}
profile_level = avctx->level;
if (profile_level == AV_LEVEL_UNKNOWN) {
profile_level = ctx->level;
}
if (profile_level != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_LEVEL, profile_level);
}
if (ctx->quality != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_QUALITY_PRESET, ctx->quality);
}
// Maximum Reference Frames
if (avctx->refs != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_NUM_REFRAMES, avctx->refs);
}
// Picture control properties
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_GOP_SIZE, avctx->gop_size);
// Setup header insertion mode only if this option was defined explicitly
if (ctx->header_insertion_mode != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_HEADER_INSERTION_MODE, ctx->header_insertion_mode);
}
// Rate control
// autodetect rate control method
if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_UNKNOWN) {
if (ctx->min_qp_i != -1 || ctx->max_qp_i != -1 ||
ctx->min_qp_p != -1 || ctx->max_qp_p != -1 ||
ctx->qp_i != -1 || ctx->qp_p != -1) {
ctx->rate_control_mode = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CONSTANT_QP;
av_log(ctx, AV_LOG_DEBUG, "Rate control turned to CQP\n");
}
else if (avctx->bit_rate > 0 && avctx->rc_max_rate == avctx->bit_rate) {
ctx->rate_control_mode = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR;
av_log(ctx, AV_LOG_DEBUG, "Rate control turned to CBR\n");
}
else {
ctx->rate_control_mode = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR;
av_log(ctx, AV_LOG_DEBUG, "Rate control turned to Peak VBR\n");
}
}
// Pre-Pass, Pre-Analysis, Two-Pass
if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CONSTANT_QP) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_PREENCODE, 0);
if (ctx->preencode != -1) {
if (ctx->preencode) {
av_log(ctx, AV_LOG_WARNING, "Preencode is not supported by cqp Rate Control Method, automatically disabled\n");
}
}
}
else {
if (ctx->preencode != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_PREENCODE, ((ctx->preencode == 0) ? false : true));
}
}
if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_QUALITY_VBR) {
if (ctx->qvbr_quality_level != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_QVBR_QUALITY_LEVEL, ctx->qvbr_quality_level);
}
}
if (ctx->hw_high_motion_quality_boost != -1) {
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_HIGH_MOTION_QUALITY_BOOST, ((ctx->hw_high_motion_quality_boost == 0) ? false : true));
}
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD, ctx->rate_control_mode);
if (avctx->rc_buffer_size) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_VBV_BUFFER_SIZE, avctx->rc_buffer_size);
if (avctx->rc_initial_buffer_occupancy != 0) {
int amf_buffer_fullness = avctx->rc_initial_buffer_occupancy * 64 / avctx->rc_buffer_size;
if (amf_buffer_fullness > 64)
amf_buffer_fullness = 64;
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_INITIAL_VBV_BUFFER_FULLNESS, amf_buffer_fullness);
}
}
// init dynamic rate control params
if (ctx->enforce_hrd != -1) {
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ENFORCE_HRD, ((ctx->enforce_hrd == 0) ? false : true));
}
if (ctx->filler_data != -1) {
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_FILLER_DATA, ((ctx->filler_data == 0) ? false : true));
}
if (avctx->bit_rate) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_TARGET_BITRATE, avctx->bit_rate);
}
if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR) {
if (avctx->bit_rate) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PEAK_BITRATE, avctx->bit_rate);
}
}
if (avctx->rc_max_rate) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PEAK_BITRATE, avctx->rc_max_rate);
}
else if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR) {
av_log(ctx, AV_LOG_WARNING, "rate control mode is PEAK_CONSTRAINED_VBR but rc_max_rate is not set\n");
}
if (avctx->bit_rate > 0) {
ctx->rate_control_mode = AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_METHOD_CBR;
av_log(ctx, AV_LOG_DEBUG, "Rate control turned to CBR\n");
}
switch (ctx->align)
{
case AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_ONLY:
if (avctx->width / 64 * 64 != avctx->width || avctx->height / 16 * 16 != avctx->height)
{
res = AMF_NOT_SUPPORTED;
av_log(ctx, AV_LOG_ERROR, "Resolution incorrect for alignment mode\n");
return AVERROR_EXIT;
}
break;
case AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_64X16_1080P_CODED_1082:
if ((avctx->width / 64 * 64 == avctx->width && avctx->height / 16 * 16 == avctx->height) || (avctx->width == 1920 && avctx->height == 1080))
{
res = AMF_OK;
}
else
{
res = AMF_NOT_SUPPORTED;
av_log(ctx, AV_LOG_ERROR, "Resolution incorrect for alignment mode\n");
return AVERROR_EXIT;
}
break;
case AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE_NO_RESTRICTIONS:
res = AMF_OK;
break;
default:
res = AMF_NOT_SUPPORTED;
av_log(ctx, AV_LOG_ERROR, "Invalid alignment mode\n");
return AVERROR_EXIT;
}
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ALIGNMENT_MODE, ctx->align);
if (ctx->aq_mode != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_AQ_MODE, ctx->aq_mode);
}
if (ctx->latency != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_ENCODING_LATENCY_MODE, ctx->latency);
}
if (ctx->preanalysis != -1) {
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PRE_ANALYSIS_ENABLE, !!((ctx->preanalysis == 0) ? false : true));
}
res = ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_AV1_PRE_ANALYSIS_ENABLE, &var);
if ((int)var.int64Value)
{
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_PRE_ANALYSIS_ENABLE, true);
if (ctx->pa_activity_type != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_ACTIVITY_TYPE, ctx->pa_activity_type);
}
if (ctx->pa_scene_change_detection != -1) {
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_PA_SCENE_CHANGE_DETECTION_ENABLE, ((ctx->pa_scene_change_detection == 0) ? false : true));
}
if (ctx->pa_scene_change_detection_sensitivity != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_SCENE_CHANGE_DETECTION_SENSITIVITY, ctx->pa_scene_change_detection_sensitivity);
}
if (ctx->pa_static_scene_detection != -1) {
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_PA_STATIC_SCENE_DETECTION_ENABLE, ((ctx->pa_static_scene_detection == 0) ? false : true));
}
if (ctx->pa_static_scene_detection_sensitivity != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_STATIC_SCENE_DETECTION_SENSITIVITY, ctx->pa_static_scene_detection_sensitivity);
}
if (ctx->pa_initial_qp != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_INITIAL_QP_AFTER_SCENE_CHANGE, ctx->pa_initial_qp);
}
if (ctx->pa_max_qp != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_MAX_QP_BEFORE_FORCE_SKIP, ctx->pa_max_qp);
}
if (ctx->pa_caq_strength != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_CAQ_STRENGTH, ctx->pa_caq_strength);
}
if (ctx->pa_frame_sad != -1) {
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_PA_FRAME_SAD_ENABLE, ((ctx->pa_frame_sad == 0) ? false : true));
}
if (ctx->pa_paq_mode != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_PAQ_MODE, ctx->pa_paq_mode);
}
if (ctx->pa_taq_mode != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_TAQ_MODE, ctx->pa_taq_mode);
}
if (ctx->pa_ltr != -1) {
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_PA_LTR_ENABLE, ((ctx->pa_ltr == 0) ? false : true));
}
if (ctx->pa_lookahead_buffer_depth != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_LOOKAHEAD_BUFFER_DEPTH, ctx->pa_lookahead_buffer_depth);
}
if (ctx->pa_high_motion_quality_boost_mode != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_PA_HIGH_MOTION_QUALITY_BOOST_MODE, ctx->pa_high_motion_quality_boost_mode);
}
}
// init encoder
res = ctx->encoder->pVtbl->Init(ctx->encoder, ctx->format, avctx->width, avctx->height);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_BUG, "encoder->Init() failed with error %d\n", res);
// init dynamic picture control params
if (ctx->min_qp_i != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTRA, ctx->min_qp_i);
}
else if (avctx->qmin != -1) {
int qval = avctx->qmin > 255 ? 255 : avctx->qmin;
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTRA, qval);
}
if (ctx->max_qp_i != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTRA, ctx->max_qp_i);
}
else if (avctx->qmax != -1) {
int qval = avctx->qmax > 255 ? 255 : avctx->qmax;
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTRA, qval);
}
if (ctx->min_qp_p != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTER, ctx->min_qp_p);
}
else if (avctx->qmin != -1) {
int qval = avctx->qmin > 255 ? 255 : avctx->qmin;
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MIN_Q_INDEX_INTER, qval);
}
if (ctx->max_qp_p != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTER, ctx->max_qp_p);
}
else if (avctx->qmax != -1) {
int qval = avctx->qmax > 255 ? 255 : avctx->qmax;
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_MAX_Q_INDEX_INTER, qval);
}
if (ctx->qp_p != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_Q_INDEX_INTER, ctx->qp_p);
}
if (ctx->qp_i != -1) {
AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_Q_INDEX_INTRA, ctx->qp_i);
}
if (ctx->skip_frame != -1) {
AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_AV1_RATE_CONTROL_SKIP_FRAME, ((ctx->skip_frame == 0) ? false : true));
}
// fill extradata
res = AMFVariantInit(&var);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_BUG, "AMFVariantInit() failed with error %d\n", res);
res = ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_AV1_EXTRA_DATA, &var);
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_BUG, "GetProperty(AMF_VIDEO_ENCODER_EXTRADATA) failed with error %d\n", res);
AMF_RETURN_IF_FALSE(ctx, var.pInterface != NULL, AVERROR_BUG, "GetProperty(AMF_VIDEO_ENCODER_EXTRADATA) returned NULL\n");
guid = IID_AMFBuffer();
res = var.pInterface->pVtbl->QueryInterface(var.pInterface, &guid, (void**)&buffer); // query for buffer interface
if (res != AMF_OK) {
var.pInterface->pVtbl->Release(var.pInterface);
}
AMF_RETURN_IF_FALSE(ctx, res == AMF_OK, AVERROR_BUG, "QueryInterface(IID_AMFBuffer) failed with error %d\n", res);
avctx->extradata_size = (int)buffer->pVtbl->GetSize(buffer);
avctx->extradata = av_mallocz(avctx->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE);
if (!avctx->extradata) {
buffer->pVtbl->Release(buffer);
var.pInterface->pVtbl->Release(var.pInterface);
return AVERROR(ENOMEM);
}
memcpy(avctx->extradata, buffer->pVtbl->GetNative(buffer), avctx->extradata_size);
buffer->pVtbl->Release(buffer);
var.pInterface->pVtbl->Release(var.pInterface);
//processing crop informaiton according to alignment
if (ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_AV1_CAP_WIDTH_ALIGNMENT_FACTOR_LOCAL, &var) != AMF_OK)
// assume older driver and Navi3x
width_alignment_factor = 64;
else
width_alignment_factor = (int)var.int64Value;
if (ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_AV1_CAP_HEIGHT_ALIGNMENT_FACTOR_LOCAL, &var) != AMF_OK)
// assume older driver and Navi3x
height_alignment_factor = 16;
else
height_alignment_factor = (int)var.int64Value;
if (width_alignment_factor != -1 && height_alignment_factor != -1) {
if (avctx->width % width_alignment_factor != 0)
crop_right = width_alignment_factor - (avctx->width & (width_alignment_factor - 1));
if (avctx->height % height_alignment_factor != 0)
crop_bottom = height_alignment_factor - (avctx->height & (height_alignment_factor - 1));
// There is special processing for crop_bottom equal to 8 in hardware
if (crop_bottom == 8)
crop_bottom = 2;
}
if (crop_right != 0 || crop_bottom != 0) {
AVPacketSideData* sd_crop = av_realloc_array(avctx->coded_side_data, avctx->nb_coded_side_data + 1, sizeof(*sd_crop));
uint32_t* crop;
if (!sd_crop) {
av_log(ctx, AV_LOG_ERROR, "Can't allocate memory for amf av1 encoder crop information\n");
return AVERROR(ENOMEM);
}
avctx->coded_side_data = sd_crop;
crop = av_malloc(sizeof(uint32_t) * 4);
if (!crop) {
av_log(ctx, AV_LOG_ERROR, "Can't allocate memory for amf av1 encoder crop information\n");
return AVERROR(ENOMEM);
}
avctx->nb_coded_side_data++;
//top, bottom, left,right
AV_WL32A(crop + 0, 0);
AV_WL32A(crop + 1, crop_bottom);
AV_WL32A(crop + 2, 0);
AV_WL32A(crop + 3, crop_right);
avctx->coded_side_data[avctx->nb_coded_side_data - 1].type = AV_PKT_DATA_FRAME_CROPPING;
avctx->coded_side_data[avctx->nb_coded_side_data - 1].data = (uint8_t*)crop;
avctx->coded_side_data[avctx->nb_coded_side_data - 1].size = sizeof(uint32_t) * 4;
}
return 0;
}
static const FFCodecDefault defaults[] = {
{ "refs", "-1" },
{ "aspect", "0" },
{ "b", "0" },
{ "g", "-1" },
{ "qmin", "-1" },
{ "qmax", "-1" },
{ NULL },
};
static const AVClass av1_amf_class = {
.class_name = "av1_amf",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
};
const FFCodec ff_av1_amf_encoder = {
.p.name = "av1_amf",
CODEC_LONG_NAME("AMD AMF AV1 encoder"),
.p.type = AVMEDIA_TYPE_VIDEO,
.p.id = AV_CODEC_ID_AV1,
.init = amf_encode_init_av1,
FF_CODEC_RECEIVE_PACKET_CB(ff_amf_receive_packet),
.close = ff_amf_encode_close,
.priv_data_size = sizeof(AmfContext),
.p.priv_class = &av1_amf_class,
.defaults = defaults,
.p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE |
AV_CODEC_CAP_DR1,
.caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
.p.pix_fmts = ff_amf_pix_fmts,
.p.wrapper_name = "amf",
.hw_configs = ff_amfenc_hw_configs,
};