/* * 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/opt.h" #include "amfenc.h" #include "codec_internal.h" #include "internal.h" #include #define OFFSET(x) offsetof(AmfContext, x) #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM static const AVOption options[] = { // Static /// Usage { "usage", "Encoder Usage", OFFSET(usage), AV_OPT_TYPE_INT, { .i64 = AMF_VIDEO_ENCODER_USAGE_TRANSCODING }, AMF_VIDEO_ENCODER_USAGE_TRANSCODING, AMF_VIDEO_ENCODER_USAGE_LOW_LATENCY_HIGH_QUALITY, VE, "usage" }, { "transcoding", "Generic Transcoding", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_USAGE_TRANSCODING }, 0, 0, VE, "usage" }, { "ultralowlatency","ultra low latency trancoding", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_USAGE_ULTRA_LOW_LATENCY }, 0, 0, VE, "usage" }, { "lowlatency", "low latency trancoding", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_USAGE_LOW_LATENCY }, 0, 0, VE, "usage" }, { "webcam", "Webcam", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_USAGE_WEBCAM }, 0, 0, VE, "usage" }, { "high_quality", "high quality trancoding", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_USAGE_HIGH_QUALITY }, 0, 0, VE, "usage" }, { "lowlatency_high_quality", "low latency yet high quality trancoding", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_USAGE_LOW_LATENCY_HIGH_QUALITY }, 0, 0, VE, "usage" }, /// Profile, { "profile", "Profile", OFFSET(profile),AV_OPT_TYPE_INT, { .i64 = AMF_VIDEO_ENCODER_PROFILE_MAIN }, AMF_VIDEO_ENCODER_PROFILE_BASELINE, AMF_VIDEO_ENCODER_PROFILE_CONSTRAINED_HIGH, VE, "profile" }, { "main", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_PROFILE_MAIN }, 0, 0, VE, "profile" }, { "high", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_PROFILE_HIGH }, 0, 0, VE, "profile" }, { "constrained_baseline", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_PROFILE_CONSTRAINED_BASELINE }, 0, 0, VE, "profile" }, { "constrained_high", "", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_PROFILE_CONSTRAINED_HIGH }, 0, 0, VE, "profile" }, /// Profile Level { "level", "Profile Level", OFFSET(level), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 62, VE, "level" }, { "auto", "", 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, 0, 0, VE, "level" }, { "1.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = 10 }, 0, 0, VE, "level" }, { "1.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = 11 }, 0, 0, VE, "level" }, { "1.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = 12 }, 0, 0, VE, "level" }, { "1.3", "", 0, AV_OPT_TYPE_CONST, { .i64 = 13 }, 0, 0, VE, "level" }, { "2.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = 20 }, 0, 0, VE, "level" }, { "2.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = 21 }, 0, 0, VE, "level" }, { "2.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = 22 }, 0, 0, VE, "level" }, { "3.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = 30 }, 0, 0, VE, "level" }, { "3.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = 31 }, 0, 0, VE, "level" }, { "3.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = 32 }, 0, 0, VE, "level" }, { "4.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = 40 }, 0, 0, VE, "level" }, { "4.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = 41 }, 0, 0, VE, "level" }, { "4.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = 42 }, 0, 0, VE, "level" }, { "5.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = 50 }, 0, 0, VE, "level" }, { "5.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = 51 }, 0, 0, VE, "level" }, { "5.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = 52 }, 0, 0, VE, "level" }, { "6.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = 60 }, 0, 0, VE, "level" }, { "6.1", "", 0, AV_OPT_TYPE_CONST, { .i64 = 61 }, 0, 0, VE, "level" }, { "6.2", "", 0, AV_OPT_TYPE_CONST, { .i64 = 62 }, 0, 0, VE, "level" }, /// Quality Preset { "quality", "Quality Preference", OFFSET(quality), AV_OPT_TYPE_INT, { .i64 = AMF_VIDEO_ENCODER_QUALITY_PRESET_SPEED }, AMF_VIDEO_ENCODER_QUALITY_PRESET_BALANCED, AMF_VIDEO_ENCODER_QUALITY_PRESET_QUALITY, VE, "quality" }, { "speed", "Prefer Speed", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_QUALITY_PRESET_SPEED }, 0, 0, VE, "quality" }, { "balanced", "Balanced", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_QUALITY_PRESET_BALANCED }, 0, 0, VE, "quality" }, { "quality", "Prefer Quality", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_QUALITY_PRESET_QUALITY }, 0, 0, VE, "quality" }, // Dynamic /// Rate Control Method { "rc", "Rate Control Method", OFFSET(rate_control_mode), AV_OPT_TYPE_INT, { .i64 = AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_UNKNOWN }, AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_UNKNOWN, AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_HIGH_QUALITY_CBR, VE, "rc" }, { "cqp", "Constant Quantization Parameter", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_CONSTANT_QP }, 0, 0, VE, "rc" }, { "cbr", "Constant Bitrate", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_CBR }, 0, 0, VE, "rc" }, { "vbr_peak", "Peak Contrained Variable Bitrate", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR }, 0, 0, VE, "rc" }, { "vbr_latency", "Latency Constrained Variable Bitrate", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_LATENCY_CONSTRAINED_VBR }, 0, 0, VE, "rc" }, { "qvbr", "Quality Variable Bitrate", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_QUALITY_VBR }, 0, 0, VE, "rc" }, { "hqvbr", "High Quality Variable Bitrate", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_HIGH_QUALITY_VBR }, 0, 0, VE, "rc" }, { "hqcbr", "High Quality Constant Bitrate", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_HIGH_QUALITY_CBR }, 0, 0, VE, "rc" }, { "qvbr_quality_level", "Sets the QVBR quality level", OFFSET(qvbr_quality_level),AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE }, /// Enforce HRD, Filler Data, VBAQ, Frame Skipping { "enforce_hrd", "Enforce HRD", OFFSET(enforce_hrd), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE }, { "filler_data", "Filler Data Enable", OFFSET(filler_data), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE }, { "vbaq", "Enable VBAQ", OFFSET(enable_vbaq), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE }, { "frame_skipping", "Rate Control Based Frame Skip", OFFSET(skip_frame), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE }, /// QP Values { "qp_i", "Quantization Parameter for I-Frame", OFFSET(qp_i), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE }, { "qp_p", "Quantization Parameter for P-Frame", OFFSET(qp_p), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE }, { "qp_b", "Quantization Parameter for B-Frame", OFFSET(qp_b), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 51, VE }, /// Pre-Pass, Pre-Analysis, Two-Pass { "preencode", "Pre-encode assisted rate control", OFFSET(preencode), AV_OPT_TYPE_BOOL,{ .i64 = 0 }, 0, 1, VE, NULL }, /// Maximum Access Unit Size { "max_au_size", "Maximum Access Unit Size for rate control (in bits)", OFFSET(max_au_size), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, /// Header Insertion Spacing { "header_spacing", "Header Insertion Spacing", OFFSET(header_spacing), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 1000, VE }, /// B-Frames // BPicturesPattern=bf { "bf_delta_qp", "B-Picture Delta QP", OFFSET(b_frame_delta_qp), AV_OPT_TYPE_INT, { .i64 = 4 }, -10, 10, VE }, { "bf_ref", "Enable Reference to B-Frames", OFFSET(b_frame_ref), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE }, { "bf_ref_delta_qp","Reference B-Picture Delta QP", OFFSET(ref_b_frame_delta_qp), AV_OPT_TYPE_INT, { .i64 = 4 }, -10, 10, VE }, { "max_b_frames", "Maximum number of consecutive B Pictures", OFFSET(max_consecutive_b_frames), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 3, VE }, { "bf", "B Picture Pattern", OFFSET(max_b_frames), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, 3, VE }, /// Intra-Refresh { "intra_refresh_mb","Intra Refresh MBs Number Per Slot in Macroblocks", OFFSET(intra_refresh_mb), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, VE }, /// coder { "coder", "Coding Type", OFFSET(coding_mode), AV_OPT_TYPE_INT, { .i64 = AMF_VIDEO_ENCODER_UNDEFINED }, AMF_VIDEO_ENCODER_UNDEFINED, AMF_VIDEO_ENCODER_CALV, VE, "coder" }, { "auto", "Automatic", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_UNDEFINED }, 0, 0, VE, "coder" }, { "cavlc", "Context Adaptive Variable-Length Coding", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_CALV }, 0, 0, VE, "coder" }, { "cabac", "Context Adaptive Binary Arithmetic Coding", 0, AV_OPT_TYPE_CONST, { .i64 = AMF_VIDEO_ENCODER_CABAC }, 0, 0, VE, "coder" }, { "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 }, { "me_half_pel", "Enable ME Half Pixel", OFFSET(me_half_pel), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE }, { "me_quarter_pel", "Enable ME Quarter Pixel", OFFSET(me_quarter_pel),AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE }, { "aud", "Inserts AU Delimiter NAL unit", OFFSET(aud) ,AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE }, { "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, "activity_type" }, { "y", "activity y", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_ACTIVITY_Y }, 0, 0, VE, "activity_type" }, { "yuv", "activity yuv", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_ACTIVITY_YUV }, 0, 0, VE, "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, "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, "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, "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, "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 , "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, "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, "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, "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 , "caq_strength" }, { "low", "low Content Adaptive Quantization strength", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_CAQ_STRENGTH_LOW }, 0, 0, VE, "caq_strength" }, { "medium", "medium Content Adaptive Quantization strength", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_CAQ_STRENGTH_MEDIUM }, 0, 0, VE, "caq_strength" }, { "high", "high Content Adaptive Quantization strength", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_CAQ_STRENGTH_HIGH }, 0, 0, VE, "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 , "paq_mode" }, { "none", "no perceptual adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_PAQ_MODE_NONE }, 0, 0, VE, "paq_mode" }, { "caq", "caq perceptual adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_PAQ_MODE_CAQ }, 0, 0, VE, "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 , "taq_mode" }, { "none", "no temporal adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_TAQ_MODE_NONE }, 0, 0, VE, "taq_mode" }, { "1", "temporal adaptive quantization mode 1", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_TAQ_MODE_1 }, 0, 0, VE, "taq_mode" }, { "2", "temporal adaptive quantization mode 2", 0, AV_OPT_TYPE_CONST, {.i64 = AMF_PA_TAQ_MODE_2 }, 0, 0, VE, "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 , "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, "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, "high_motion_quality_boost_mode" }, { "pa_adaptive_mini_gop", "Enable Adaptive MiniGOP", OFFSET(pa_adaptive_mini_gop), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, VE }, { NULL } }; static av_cold int amf_encode_init_h264(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); int deblocking_filter = (avctx->flags & AV_CODEC_FLAG_LOOP_FILTER) ? 1 : 0; 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; // Static parameters AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_USAGE, ctx->usage); AMF_ASSIGN_PROPERTY_SIZE(res, ctx->encoder, AMF_VIDEO_ENCODER_FRAMESIZE, framesize); AMF_ASSIGN_PROPERTY_RATE(res, ctx->encoder, AMF_VIDEO_ENCODER_FRAMERATE, framerate); switch (avctx->profile) { case FF_PROFILE_H264_BASELINE: profile = AMF_VIDEO_ENCODER_PROFILE_BASELINE; break; case FF_PROFILE_H264_MAIN: profile = AMF_VIDEO_ENCODER_PROFILE_MAIN; break; case FF_PROFILE_H264_HIGH: profile = AMF_VIDEO_ENCODER_PROFILE_HIGH; break; case FF_PROFILE_H264_CONSTRAINED_BASELINE: profile = AMF_VIDEO_ENCODER_PROFILE_CONSTRAINED_BASELINE; break; case (FF_PROFILE_H264_HIGH | FF_PROFILE_H264_CONSTRAINED): profile = AMF_VIDEO_ENCODER_PROFILE_CONSTRAINED_HIGH; break; } if (profile == 0) { profile = ctx->profile; } AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_PROFILE, profile); profile_level = avctx->level; if (profile_level == FF_LEVEL_UNKNOWN) { profile_level = ctx->level; } if (profile_level != 0) { AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_PROFILE_LEVEL, profile_level); } // Maximum Reference Frames if (avctx->refs != -1) { AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_MAX_NUM_REFRAMES, avctx->refs); } if (avctx->sample_aspect_ratio.den && avctx->sample_aspect_ratio.num) { AMFRatio ratio = AMFConstructRatio(avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den); AMF_ASSIGN_PROPERTY_RATIO(res, ctx->encoder, AMF_VIDEO_ENCODER_ASPECT_RATIO, ratio); } /// Color Range (Partial/TV/MPEG or Full/PC/JPEG) if (avctx->color_range == AVCOL_RANGE_JPEG) { AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_FULL_RANGE_COLOR, 1); } // autodetect rate control method if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_UNKNOWN) { if (ctx->qp_i != -1 || ctx->qp_p != -1 || ctx->qp_b != -1) { ctx->rate_control_mode = AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_CONSTANT_QP; av_log(ctx, AV_LOG_DEBUG, "Rate control turned to CQP\n"); } else if (avctx->rc_max_rate > 0 ) { ctx->rate_control_mode = AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_PEAK_CONSTRAINED_VBR; av_log(ctx, AV_LOG_DEBUG, "Rate control turned to Peak VBR\n"); } else { ctx->rate_control_mode = AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_CBR; av_log(ctx, AV_LOG_DEBUG, "Rate control turned to CBR\n"); } } if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_CONSTANT_QP) { AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_PREENCODE_ENABLE, AMF_VIDEO_ENCODER_PREENCODE_DISABLED); if (ctx->preencode) av_log(ctx, AV_LOG_WARNING, "Preencode is not supported by cqp Rate Control Method, automatically disabled\n"); } else { AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_PREENCODE_ENABLE, ctx->preencode); } if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_QUALITY_VBR) { if (ctx->qvbr_quality_level != -1) { AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_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_HIGH_MOTION_QUALITY_BOOST_ENABLE, ((ctx->hw_high_motion_quality_boost == 0) ? false : true)); } AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_QUALITY_PRESET, ctx->quality); // Dynamic parmaters AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD, ctx->rate_control_mode); /// VBV Buffer if (avctx->rc_buffer_size != 0) { AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_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_INITIAL_VBV_BUFFER_FULLNESS, amf_buffer_fullness); } } /// Maximum Access Unit Size AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_MAX_AU_SIZE, ctx->max_au_size); if (ctx->max_au_size) ctx->enforce_hrd = 1; // QP Minimum / Maximum if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_CONSTANT_QP) { AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_MIN_QP, 0); AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_MAX_QP, 51); } else { if (avctx->qmin != -1) { int qval = avctx->qmin > 51 ? 51 : avctx->qmin; AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_MIN_QP, qval); } if (avctx->qmax != -1) { int qval = avctx->qmax > 51 ? 51 : avctx->qmax; AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_MAX_QP, qval); } } // QP Values if (ctx->qp_i != -1) AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_QP_I, ctx->qp_i); if (ctx->qp_p != -1) AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_QP_P, ctx->qp_p); if (ctx->qp_b != -1) AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_QP_B, ctx->qp_b); AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_TARGET_BITRATE, avctx->bit_rate); if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_CBR) { AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_PEAK_BITRATE, avctx->bit_rate); } if (avctx->rc_max_rate) { AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_PEAK_BITRATE, avctx->rc_max_rate); } else if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_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 (ctx->preanalysis != -1) { AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_PRE_ANALYSIS_ENABLE, !!((ctx->preanalysis == 0) ? false : true)); } res = ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_PRE_ANALYSIS_ENABLE, &var); if ((int)var.int64Value) { 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_adaptive_mini_gop != -1) { AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_ADAPTIVE_MINIGOP, ((ctx->pa_adaptive_mini_gop == 0) ? false : true)); } 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); } } // B-Frames if (ctx->max_consecutive_b_frames != -1) { AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_MAX_CONSECUTIVE_BPICTURES, ctx->max_consecutive_b_frames); if (ctx->max_b_frames != -1) { AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_B_PIC_PATTERN, ctx->max_b_frames); if (res != AMF_OK) { res = ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_B_PIC_PATTERN, &var); 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); ctx->max_b_frames = (int)var.int64Value; } if (ctx->max_consecutive_b_frames < ctx->max_b_frames) { av_log(ctx, AVERROR_BUG, "Maxium B frames needs to be greater than the specified B frame count.\n"); } } } else { if (ctx->max_b_frames != -1) { av_log(ctx, AVERROR_BUG, "Maxium number of B frames needs to be specified.\n"); } } res = ctx->encoder->pVtbl->GetProperty(ctx->encoder, AMF_VIDEO_ENCODER_B_PIC_PATTERN, &var); if ((int)var.int64Value) { AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_B_PIC_DELTA_QP, ctx->b_frame_delta_qp); AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_B_REFERENCE_ENABLE, !!ctx->b_frame_ref); AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_REF_B_PIC_DELTA_QP, ctx->ref_b_frame_delta_qp); } // Initialize 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); // Enforce HRD, Filler Data, VBAQ, Frame Skipping, Deblocking Filter AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_ENFORCE_HRD, !!ctx->enforce_hrd); AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_FILLER_DATA_ENABLE, !!ctx->filler_data); AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_RATE_CONTROL_SKIP_FRAME_ENABLE, !!ctx->skip_frame); if (ctx->rate_control_mode == AMF_VIDEO_ENCODER_RATE_CONTROL_METHOD_CONSTANT_QP) { AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_ENABLE_VBAQ, 0); if (ctx->enable_vbaq) av_log(ctx, AV_LOG_WARNING, "VBAQ is not supported by cqp Rate Control Method, automatically disabled\n"); } else { AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_ENABLE_VBAQ, !!ctx->enable_vbaq); } AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_DE_BLOCKING_FILTER, !!deblocking_filter); // Keyframe Interval AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_IDR_PERIOD, avctx->gop_size); // Header Insertion Spacing if (ctx->header_spacing >= 0) AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_HEADER_INSERTION_SPACING, ctx->header_spacing); // Intra-Refresh, Slicing if (ctx->intra_refresh_mb > 0) AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_INTRA_REFRESH_NUM_MBS_PER_SLOT, ctx->intra_refresh_mb); if (avctx->slices > 1) AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_SLICES_PER_FRAME, avctx->slices); // Coding if (ctx->coding_mode != 0) AMF_ASSIGN_PROPERTY_INT64(res, ctx->encoder, AMF_VIDEO_ENCODER_CABAC_ENABLE, ctx->coding_mode); // Motion Estimation AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_MOTION_HALF_PIXEL, !!ctx->me_half_pel); AMF_ASSIGN_PROPERTY_BOOL(res, ctx->encoder, AMF_VIDEO_ENCODER_MOTION_QUARTERPIXEL, !!ctx->me_quarter_pel); // 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_EXTRADATA, &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); return 0; } static const FFCodecDefault defaults[] = { { "refs", "-1" }, { "aspect", "0" }, { "qmin", "-1" }, { "qmax", "-1" }, { "b", "2M" }, { "g", "250" }, { "slices", "1" }, { "flags", "+loop"}, { NULL }, }; static const AVClass h264_amf_class = { .class_name = "h264_amf", .item_name = av_default_item_name, .option = options, .version = LIBAVUTIL_VERSION_INT, }; const FFCodec ff_h264_amf_encoder = { .p.name = "h264_amf", CODEC_LONG_NAME("AMD AMF H.264 Encoder"), .p.type = AVMEDIA_TYPE_VIDEO, .p.id = AV_CODEC_ID_H264, .init = amf_encode_init_h264, FF_CODEC_RECEIVE_PACKET_CB(ff_amf_receive_packet), .close = ff_amf_encode_close, .priv_data_size = sizeof(AmfContext), .p.priv_class = &h264_amf_class, .defaults = defaults, .p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE | AV_CODEC_CAP_DR1, .caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE | FF_CODEC_CAP_INIT_CLEANUP, .p.pix_fmts = ff_amf_pix_fmts, .p.wrapper_name = "amf", .hw_configs = ff_amfenc_hw_configs, };