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[79.124.17.100]) by mx.google.com with ESMTP id e1-20020aa7d7c1000000b0051e2a15021asi8322686eds.340.2023.07.10.00.40.55; Mon, 10 Jul 2023 00:40:55 -0700 (PDT) Received-SPF: pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) client-ip=79.124.17.100; Authentication-Results: mx.google.com; dkim=neutral (body hash did not verify) header.i=@intel.com header.s=Intel header.b="ITPq/Sni"; spf=pass (google.com: domain of ffmpeg-devel-bounces@ffmpeg.org designates 79.124.17.100 as permitted sender) smtp.mailfrom=ffmpeg-devel-bounces@ffmpeg.org Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id C540468BEF2; Mon, 10 Jul 2023 10:40:17 +0300 (EEST) X-Original-To: ffmpeg-devel@ffmpeg.org Delivered-To: ffmpeg-devel@ffmpeg.org Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 02EF468C4C1 for ; Mon, 10 Jul 2023 10:40:09 +0300 (EEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1688974815; x=1720510815; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=fOaoNwQsOC6ZcnMUoAwYp9/Dk5RShPj7B/B8gE1kTdQ=; b=ITPq/SniA/igEO6strdydbPVaZUEPQ4YZRbqjzgcKWz3DMK5PXpBt7ex oyYz7LqJ208IcjSBktqEdZmdrVUmb/xG2fKigTVLCDZvrQy8rSXuF991x xviWpDyqlC69yV4v+lwI2yC1Y0Iq/U133hZ7tbhsue9UCTQh8abGoZCR6 28A+CmOIJnoCHH01L6yg98TEPGZAg22SDrcjqGSTOXjtyrweRL7NW8PHd A9e1Z/6oxj0hceBMTfM9RQ9JsyfTCPUBBReO4T3TJcT9/W4V9opvawOZu qgD9YS+NDjhVoSYBzJ23QupSpcoCtyiQzTNfANcmy1SCm29FvTxKUdT9a w==; X-IronPort-AV: E=McAfee;i="6600,9927,10766"; a="430350958" X-IronPort-AV: E=Sophos;i="6.01,194,1684825200"; d="scan'208";a="430350958" Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jul 2023 00:40:02 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10766"; a="720611015" X-IronPort-AV: E=Sophos;i="6.01,194,1684825200"; d="scan'208";a="720611015" Received: from t-dg2.sh.intel.com ([10.238.200.63]) by orsmga002.jf.intel.com with ESMTP; 10 Jul 2023 00:40:00 -0700 From: Fei Wang To: ffmpeg-devel@ffmpeg.org Date: Mon, 10 Jul 2023 15:39:41 +0800 Message-Id: <20230710073941.425658-6-fei.w.wang@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230710073941.425658-1-fei.w.wang@intel.com> References: <20230710073941.425658-1-fei.w.wang@intel.com> MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH v1 6/6] lavc/vaapi_encode: Add VAAPI AV1 encoder X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" X-TUID: Lu2UZXARdEMC Signed-off-by: Fei Wang --- Changelog | 1 + configure | 3 + doc/encoders.texi | 13 + libavcodec/Makefile | 1 + libavcodec/allcodecs.c | 1 + libavcodec/vaapi_encode.c | 125 +++- libavcodec/vaapi_encode.h | 12 + libavcodec/vaapi_encode_av1.c | 1228 +++++++++++++++++++++++++++++++++ 8 files changed, 1366 insertions(+), 18 deletions(-) create mode 100644 libavcodec/vaapi_encode_av1.c diff --git a/Changelog b/Changelog index 3876082844..7ae9b85d52 100644 --- a/Changelog +++ b/Changelog @@ -25,6 +25,7 @@ version : - Raw VVC bitstream parser, muxer and demuxer - Bitstream filter for editing metadata in VVC streams - Bitstream filter for converting VVC from MP4 to Annex B +- VAAPI AV1 encoder version 6.0: - Radiance HDR image support diff --git a/configure b/configure index 0ab0761011..6a1a30aaec 100755 --- a/configure +++ b/configure @@ -3323,6 +3323,8 @@ av1_qsv_decoder_select="qsvdec" av1_qsv_encoder_select="qsvenc" av1_qsv_encoder_deps="libvpl" av1_amf_encoder_deps="amf" +av1_vaapi_encoder_deps="VAEncPictureParameterBufferAV1" +av1_vaapi_encoder_select="cbs_av1 vaapi_encode" # parsers aac_parser_select="adts_header mpeg4audio" @@ -7106,6 +7108,7 @@ if enabled vaapi; then check_type "va/va.h va/va_enc_jpeg.h" "VAEncPictureParameterBufferJPEG" check_type "va/va.h va/va_enc_vp8.h" "VAEncPictureParameterBufferVP8" check_type "va/va.h va/va_enc_vp9.h" "VAEncPictureParameterBufferVP9" + check_type "va/va.h va/va_enc_av1.h" "VAEncPictureParameterBufferAV1" fi if enabled_all opencl libdrm ; then diff --git a/doc/encoders.texi b/doc/encoders.texi index 25d6b7f09e..fb331ebd8e 100644 --- a/doc/encoders.texi +++ b/doc/encoders.texi @@ -3991,6 +3991,19 @@ Average variable bitrate. Each encoder also has its own specific options: @table @option +@item av1_vaapi +@option{profile} sets the value of @emph{seq_profile}. +@option{tier} sets the value of @emph{seq_tier}. +@option{level} sets the value of @emph{seq_level_idx}. + +@table @option +@item tiles +Set the number of tiles to encode the input video with, as columns x rows. +(default is 1x1). +@item tile_groups +Set tile groups number (default is 1). +@end table + @item h264_vaapi @option{profile} sets the value of @emph{profile_idc} and the @emph{constraint_set*_flag}s. @option{level} sets the value of @emph{level_idc}. diff --git a/libavcodec/Makefile b/libavcodec/Makefile index 3cd5997e64..fe1e6aa99d 100644 --- a/libavcodec/Makefile +++ b/libavcodec/Makefile @@ -259,6 +259,7 @@ OBJS-$(CONFIG_AV1_MEDIACODEC_DECODER) += mediacodecdec.o OBJS-$(CONFIG_AV1_MEDIACODEC_ENCODER) += mediacodecenc.o OBJS-$(CONFIG_AV1_NVENC_ENCODER) += nvenc_av1.o nvenc.o OBJS-$(CONFIG_AV1_QSV_ENCODER) += qsvenc_av1.o +OBJS-$(CONFIG_AV1_VAAPI_ENCODER) += vaapi_encode_av1.o av1_profile_level.o OBJS-$(CONFIG_AVRN_DECODER) += avrndec.o OBJS-$(CONFIG_AVRP_DECODER) += r210dec.o OBJS-$(CONFIG_AVRP_ENCODER) += r210enc.o diff --git a/libavcodec/allcodecs.c b/libavcodec/allcodecs.c index 8775d15a4f..c43c1d7b48 100644 --- a/libavcodec/allcodecs.c +++ b/libavcodec/allcodecs.c @@ -844,6 +844,7 @@ extern const FFCodec ff_av1_nvenc_encoder; extern const FFCodec ff_av1_qsv_decoder; extern const FFCodec ff_av1_qsv_encoder; extern const FFCodec ff_av1_amf_encoder; +extern const FFCodec ff_av1_vaapi_encoder; extern const FFCodec ff_libopenh264_encoder; extern const FFCodec ff_libopenh264_decoder; extern const FFCodec ff_h264_amf_encoder; diff --git a/libavcodec/vaapi_encode.c b/libavcodec/vaapi_encode.c index 2604f12b9e..2907e159fb 100644 --- a/libavcodec/vaapi_encode.c +++ b/libavcodec/vaapi_encode.c @@ -669,6 +669,15 @@ static int vaapi_encode_set_output_timestamp(AVCodecContext *avctx, { VAAPIEncodeContext *ctx = avctx->priv_data; + // AV1 packs P frame and next B frame into one pkt, and uses the other + // repeat frame header pkt at the display order position of the P frame + // to indicate its frame index. Each frame has a corresponding pkt in its + // display order position. So don't need to consider delay for AV1 timestamp. + if (avctx->codec_id == AV_CODEC_ID_AV1) { + pkt->dts = pkt->pts - ctx->dts_pts_diff; + return 0; + } + if (ctx->output_delay == 0) { pkt->dts = pkt->pts; } else if (pic->encode_order < ctx->decode_delay) { @@ -689,9 +698,10 @@ static int vaapi_encode_output(AVCodecContext *avctx, { VAAPIEncodeContext *ctx = avctx->priv_data; VACodedBufferSegment *buf_list, *buf; - VAStatus vas; + AVPacket *pkt_ptr = pkt; int total_size = 0; uint8_t *ptr; + VAStatus vas; int err; err = vaapi_encode_wait(avctx, pic); @@ -711,11 +721,52 @@ static int vaapi_encode_output(AVCodecContext *avctx, for (buf = buf_list; buf; buf = buf->next) total_size += buf->size; - err = ff_get_encode_buffer(avctx, pkt, total_size, 0); - ptr = pkt->data; + /** repack av1 coded frame for not display and repeat frames */ + if (avctx->codec_id == AV_CODEC_ID_AV1) { + int display_frame = pic->display_order <= pic->encode_order; - if (err < 0) - goto fail_mapped; + if (display_frame) { + total_size += ctx->header_data_size; + err = ff_get_encode_buffer(avctx, pkt, total_size, 0); + if (err < 0) + goto fail_mapped; + ptr = pkt->data; + + if (ctx->header_data_size) { + memcpy(ptr, ctx->header_data, ctx->header_data_size); + ptr += ctx->header_data_size; + ctx->header_data_size = 0; + } + } else { + ctx->header_data = av_realloc(ctx->header_data, total_size); + if (!ctx->header_data) { + err = AVERROR(ENOMEM); + goto fail_mapped; + } + ptr = ctx->header_data; + ctx->header_data_size = total_size; + + if (pic->tail_size) { + if (ctx->tail_pkt->size) { + err = AVERROR(AVERROR_BUG); + goto fail_mapped; + } + + err = ff_get_encode_buffer(avctx, ctx->tail_pkt, pic->tail_size, 0); + if (err < 0) + goto fail_mapped; + + memcpy(ctx->tail_pkt->data, pic->tail_data, pic->tail_size); + pkt_ptr = ctx->tail_pkt; + } + } + } else { + err = ff_get_encode_buffer(avctx, pkt, total_size, 0); + ptr = pkt->data; + + if (err < 0) + goto fail_mapped; + } for (buf = buf_list; buf; buf = buf->next) { av_log(avctx, AV_LOG_DEBUG, "Output buffer: %u bytes " @@ -726,10 +777,10 @@ static int vaapi_encode_output(AVCodecContext *avctx, } if (pic->type == PICTURE_TYPE_IDR) - pkt->flags |= AV_PKT_FLAG_KEY; + pkt_ptr->flags |= AV_PKT_FLAG_KEY; - pkt->pts = pic->pts; - pkt->duration = pic->duration; + pkt_ptr->pts = pic->pts; + pkt_ptr->duration = pic->duration; vas = vaUnmapBuffer(ctx->hwctx->display, pic->output_buffer); if (vas != VA_STATUS_SUCCESS) { @@ -742,8 +793,8 @@ static int vaapi_encode_output(AVCodecContext *avctx, // for no-delay encoders this is handled in generic codec if (avctx->codec->capabilities & AV_CODEC_CAP_DELAY && avctx->flags & AV_CODEC_FLAG_COPY_OPAQUE) { - pkt->opaque = pic->opaque; - pkt->opaque_ref = pic->opaque_ref; + pkt_ptr->opaque = pic->opaque; + pkt_ptr->opaque_ref = pic->opaque_ref; pic->opaque_ref = NULL; } @@ -752,6 +803,9 @@ static int vaapi_encode_output(AVCodecContext *avctx, av_log(avctx, AV_LOG_DEBUG, "Output read for pic %"PRId64"/%"PRId64".\n", pic->display_order, pic->encode_order); + + vaapi_encode_set_output_timestamp(avctx, pic, pkt_ptr); + return 0; fail_mapped: @@ -1128,9 +1182,19 @@ static int vaapi_encode_pick_next(AVCodecContext *avctx, vaapi_encode_add_ref(avctx, pic, pic, 0, 1, 0); if (pic->type != PICTURE_TYPE_IDR) { - vaapi_encode_add_ref(avctx, pic, start, - pic->type == PICTURE_TYPE_P, - b_counter > 0, 0); + // TODO: apply both previous and forward multi reference for all vaapi encoders. + // And L0/L1 reference frame number can be set dynamically through query + // VAConfigAttribEncMaxRefFrames attribute. + if (avctx->codec_id == AV_CODEC_ID_AV1) { + for (i = 0; i < ctx->nb_next_prev; i++) + vaapi_encode_add_ref(avctx, pic, ctx->next_prev[i], + pic->type == PICTURE_TYPE_P, + b_counter > 0, 0); + } else + vaapi_encode_add_ref(avctx, pic, start, + pic->type == PICTURE_TYPE_P, + b_counter > 0, 0); + vaapi_encode_add_ref(avctx, pic, ctx->next_prev[ctx->nb_next_prev - 1], 0, 0, 1); } @@ -1292,6 +1356,19 @@ int ff_vaapi_encode_receive_packet(AVCodecContext *avctx, AVPacket *pkt) AVFrame *frame = ctx->frame; int err; +start: + /** if no B frame before repeat P frame, sent repeat P frame out. */ + if (avctx->codec_id == AV_CODEC_ID_AV1 && ctx->tail_pkt->size) { + for (VAAPIEncodePicture *tmp = ctx->pic_start; tmp; tmp = tmp->next) { + if (tmp->type == PICTURE_TYPE_B && tmp->pts < ctx->tail_pkt->pts) + break; + else if (!tmp->next) { + av_packet_move_ref(pkt, ctx->tail_pkt); + goto end; + } + } + } + err = ff_encode_get_frame(avctx, frame); if (err < 0 && err != AVERROR_EOF) return err; @@ -1356,17 +1433,21 @@ int ff_vaapi_encode_receive_packet(AVCodecContext *avctx, AVPacket *pkt) return err; } - vaapi_encode_set_output_timestamp(avctx, pic, pkt); - av_log(avctx, AV_LOG_DEBUG, "Output packet: pts %"PRId64", dts %"PRId64", " - "size %u bytes.\n", pkt->pts, pkt->dts, pkt->size); - ctx->output_order = pic->encode_order; vaapi_encode_clear_old(avctx); + /** loop to get an available pkt in encoder flushing. */ + if (ctx->end_of_stream && !pkt->size) + goto start; + +end: + if (pkt->size) + av_log(avctx, AV_LOG_DEBUG, "Output packet: pts %"PRId64", dts %"PRId64", " + "size %u bytes.\n", pkt->pts, pkt->dts, pkt->size); + return 0; } - static av_cold void vaapi_encode_add_global_param(AVCodecContext *avctx, int type, void *buffer, size_t size) { @@ -2667,6 +2748,12 @@ av_cold int ff_vaapi_encode_init(AVCodecContext *avctx) ctx->device = (AVHWDeviceContext*)ctx->device_ref->data; ctx->hwctx = ctx->device->hwctx; + ctx->tail_pkt = av_packet_alloc(); + if (!ctx->tail_pkt) { + err = AVERROR(ENOMEM); + goto fail; + } + err = vaapi_encode_profile_entrypoint(avctx); if (err < 0) goto fail; @@ -2859,9 +2946,11 @@ av_cold int ff_vaapi_encode_close(AVCodecContext *avctx) } av_frame_free(&ctx->frame); + av_packet_free(&ctx->tail_pkt); av_freep(&ctx->codec_sequence_params); av_freep(&ctx->codec_picture_params); + av_freep(&ctx->header_data); av_fifo_freep2(&ctx->encode_fifo); av_buffer_unref(&ctx->recon_frames_ref); diff --git a/libavcodec/vaapi_encode.h b/libavcodec/vaapi_encode.h index d5452a37b3..03df8d6d46 100644 --- a/libavcodec/vaapi_encode.h +++ b/libavcodec/vaapi_encode.h @@ -133,6 +133,11 @@ typedef struct VAAPIEncodePicture { int nb_slices; VAAPIEncodeSlice *slices; + + /** Tail data of current pic, used only for repeat header of AV1. */ + char tail_data[MAX_PARAM_BUFFER_SIZE]; + /** Byte length of tail_data. */ + size_t tail_size; } VAAPIEncodePicture; typedef struct VAAPIEncodeProfile { @@ -367,6 +372,13 @@ typedef struct VAAPIEncodeContext { AVFifo *encode_fifo; // Max number of frame buffered in encoder. int async_depth; + + /** Head data for current output pkt, used only for AV1. */ + void *header_data; + size_t header_data_size; + + /** Store av1 repeat frame header pkt. */ + AVPacket *tail_pkt; } VAAPIEncodeContext; enum { diff --git a/libavcodec/vaapi_encode_av1.c b/libavcodec/vaapi_encode_av1.c new file mode 100644 index 0000000000..1635b25bb7 --- /dev/null +++ b/libavcodec/vaapi_encode_av1.c @@ -0,0 +1,1228 @@ +/* + * Copyright (c) 2023 Intel Corporation + * + * 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 +#include + +#include "libavutil/pixdesc.h" +#include "libavutil/opt.h" + +#include "cbs_av1.h" +#include "put_bits.h" +#include "codec_internal.h" +#include "av1_profile_level.h" +#include "vaapi_encode.h" + +#define AV1_MAX_QUANT 255 + +typedef struct VAAPIEncodeAV1Picture { + int64_t last_idr_frame; + int slot; +} VAAPIEncodeAV1Picture; + +typedef struct VAAPIEncodeAV1Context { + VAAPIEncodeContext common; + AV1RawOBU sh; /**< sequence header.*/ + AV1RawOBU fh; /**< frame header.*/ + CodedBitstreamContext *cbc; + CodedBitstreamFragment current_obu; + VAConfigAttribValEncAV1 attr; + VAConfigAttribValEncAV1Ext1 attr_ext1; + VAConfigAttribValEncAV1Ext2 attr_ext2; + + char sh_data[MAX_PARAM_BUFFER_SIZE]; /**< coded sequence header data. */ + size_t sh_data_len; /**< bit length of sh_data. */ + char fh_data[MAX_PARAM_BUFFER_SIZE]; /**< coded frame header data. */ + size_t fh_data_len; /**< bit length of fh_data. */ + + uint8_t uniform_tile; + uint8_t use_128x128_superblock; + int sb_cols; + int sb_rows; + int tile_cols_log2; + int tile_rows_log2; + int max_tile_width_sb; + int max_tile_height_sb; + uint8_t width_in_sbs_minus_1[AV1_MAX_TILE_COLS]; + uint8_t height_in_sbs_minus_1[AV1_MAX_TILE_ROWS]; + + int min_log2_tile_cols; + int max_log2_tile_cols; + int min_log2_tile_rows; + int max_log2_tile_rows; + + int q_idx_idr; + int q_idx_p; + int q_idx_b; + + /** user options */ + int profile; + int level; + int tier; + int tile_cols, tile_rows; + int tile_groups; +} VAAPIEncodeAV1Context; + +static av_cold int vaapi_encode_av1_configure(AVCodecContext *avctx) +{ + VAAPIEncodeContext *ctx = avctx->priv_data; + VAAPIEncodeAV1Context *priv = avctx->priv_data; + int ret; + + ret = ff_cbs_init(&priv->cbc, AV_CODEC_ID_AV1, avctx); + if (ret < 0) + return ret; + + if (ctx->rc_mode->quality) { + priv->q_idx_p = av_clip(ctx->rc_quality, 0, AV1_MAX_QUANT); + if (fabs(avctx->i_quant_factor) > 0.0) + priv->q_idx_idr = + av_clip((fabs(avctx->i_quant_factor) * priv->q_idx_p + + avctx->i_quant_offset) + 0.5, + 0, AV1_MAX_QUANT); + else + priv->q_idx_idr = priv->q_idx_p; + + if (fabs(avctx->b_quant_factor) > 0.0) + priv->q_idx_b = + av_clip((fabs(avctx->b_quant_factor) * priv->q_idx_p + + avctx->b_quant_offset) + 0.5, + 0, AV1_MAX_QUANT); + else + priv->q_idx_b = priv->q_idx_p; + } else { + /** Arbitrary value */ + priv->q_idx_idr = priv->q_idx_p = priv->q_idx_b = 128; + } + + return 0; +} + +static int vaapi_encode_av1_add_obu(AVCodecContext *avctx, + CodedBitstreamFragment *au, + uint8_t type, + void *obu_unit) +{ + int ret; + + ret = ff_cbs_insert_unit_content(au, -1, + type, obu_unit, NULL); + if (ret < 0) { + av_log(avctx, AV_LOG_ERROR, "Failed to add OBU unit: " + "type = %d.\n", type); + return ret; + } + + return 0; +} + +static int vaapi_encode_av1_write_obu(AVCodecContext *avctx, + char *data, size_t *data_len, + CodedBitstreamFragment *bs) +{ + VAAPIEncodeAV1Context *priv = avctx->priv_data; + int ret; + + ret = ff_cbs_write_fragment_data(priv->cbc, bs); + if (ret < 0) { + av_log(avctx, AV_LOG_ERROR, "Failed to write packed header.\n"); + return ret; + } + + if ((size_t)8 * MAX_PARAM_BUFFER_SIZE < 8 * bs->data_size - bs->data_bit_padding) { + av_log(avctx, AV_LOG_ERROR, "Access unit too large: " + "%zu < %zu.\n", (size_t)8 * MAX_PARAM_BUFFER_SIZE, + 8 * bs->data_size - bs->data_bit_padding); + return AVERROR(ENOSPC); + } + + memcpy(data, bs->data, bs->data_size); + *data_len = 8 * bs->data_size - bs->data_bit_padding; + + return 0; +} + +static int get_relative_dist(const AV1RawSequenceHeader *seq, + unsigned int a, unsigned int b) +{ + unsigned int diff, m; + if (!seq->enable_order_hint) + return 0; + diff = a - b; + m = 1 << seq->order_hint_bits_minus_1; + diff = (diff & (m - 1)) - (diff & m); + return diff; +} + +static int write_ns(PutBitContext *pbc, uint32_t n, uint32_t value) +{ + uint32_t w, m, v, extra_bit; + + w = av_log2(n) + 1; + m = (1 << w) - n; + + if (value < m) { + v = value; + put_bits(pbc, w - 1, v); + } else { + v = m + ((value - m) >> 1); + extra_bit = (value - m) & 1; + put_bits(pbc, w - 1, v); + put_bits(pbc, 1, extra_bit); + } + + return 0; +} + +/** + * This API provide the minmum implemention according current enabled features + * in frame header. If more features will enable in furture, please make sure + * the relative flags of features should be packed correctly into frame header + * obu in this API. + */ +static int vaapi_encode_av1_write_frame_header(AVCodecContext *avctx, + VAAPIEncodePicture *pic, + char *data, size_t *data_len) +{ + VAAPIEncodeContext *ctx = avctx->priv_data; + VAAPIEncodeAV1Context *priv = avctx->priv_data; + AV1RawOBU *fh_obu = &priv->fh; + AV1RawOBU *sh_obu = &priv->sh; + AV1RawFrameHeader *fh = &fh_obu->obu.frame.header; + AV1RawSequenceHeader *sh = &sh_obu->obu.sequence_header; + VAEncPictureParameterBufferAV1 *vpic = pic->codec_picture_params; + PutBitContext pbc, pbc_tmp; + uint8_t byte; + int qindex, coded_lossless; + int id_len, frame_is_intra, skip_mode_allowed; + int start, payload_bits, obu_size, obu_size_len; + int qindex_offset, loopfilter_offset; + int cdef_start_offset, cdef_end_offset; + int i; + + init_put_bits(&pbc, data, MAX_PARAM_BUFFER_SIZE); + + /** obu header */ + put_bits(&pbc, 1, fh_obu->header.obu_forbidden_bit); + put_bits(&pbc, 4, fh_obu->header.obu_type); + put_bits(&pbc, 1, fh_obu->header.obu_extension_flag); + put_bits(&pbc, 1, fh_obu->header.obu_has_size_field); + put_bits(&pbc, 1, fh_obu->header.obu_reserved_1bit); + + /** record pbc status to re-write obu size later. */ + if (fh_obu->header.obu_has_size_field) { + pbc_tmp = pbc; + put_bits32(&pbc, 0); + put_bits32(&pbc, 0); + } + + start = put_bits_count(&pbc); + + /** uncompressed_header() */ + if (sh->frame_id_numbers_present_flag) + id_len = sh->additional_frame_id_length_minus_1 + + sh->delta_frame_id_length_minus_2 + 3; + + frame_is_intra = (fh->frame_type == AV1_FRAME_KEY || + fh->frame_type == AV1_FRAME_INTRA_ONLY); + if (!sh->reduced_still_picture_header) { + put_bits(&pbc, 1, fh->show_existing_frame); + if (fh->show_existing_frame) { + put_bits(&pbc, 3, fh->frame_to_show_map_idx); + goto trailing_bits; + } + if (sh->frame_id_numbers_present_flag) + put_bits(&pbc, id_len, fh->display_frame_id); + + put_bits(&pbc, 2, fh->frame_type); + put_bits(&pbc, 1, fh->show_frame); + if (!fh->show_frame) + put_bits(&pbc, 1, fh->showable_frame); + + if (!(fh->frame_type == AV1_FRAME_SWITCH || + (fh->frame_type == AV1_FRAME_KEY && fh->show_frame))) + put_bits(&pbc, 1, fh->error_resilient_mode); + } + + put_bits(&pbc, 1, fh->disable_cdf_update); + if (sh->seq_force_screen_content_tools == AV1_SELECT_SCREEN_CONTENT_TOOLS) + put_bits(&pbc, 1, fh->allow_screen_content_tools); + + if (fh->allow_screen_content_tools && sh->seq_force_integer_mv == AV1_SELECT_INTEGER_MV) + put_bits(&pbc, 1, fh->force_integer_mv); + + if (sh->frame_id_numbers_present_flag) + put_bits(&pbc, id_len, fh->current_frame_id); + + if (fh->frame_type != AV1_FRAME_SWITCH && !sh->reduced_still_picture_header) + put_bits(&pbc, 1, fh->frame_size_override_flag); + + if (sh->enable_order_hint) + put_bits(&pbc, sh->order_hint_bits_minus_1 + 1, fh->order_hint); + + if (!(frame_is_intra || fh->error_resilient_mode)) + put_bits(&pbc, 3, fh->primary_ref_frame); + + if (!(fh->frame_type == AV1_FRAME_SWITCH || + fh->frame_type == AV1_FRAME_KEY && fh->show_frame)) + put_bits(&pbc, 8, fh->refresh_frame_flags); + + if (frame_is_intra) { + /** render_size() */ + put_bits(&pbc, 1, fh->render_and_frame_size_different); + } else { + if (!frame_is_intra && sh->enable_order_hint) + put_bits(&pbc, 1, fh->frame_refs_short_signaling); + + for (i = 0; i < AV1_REFS_PER_FRAME; i++) { + if (!fh->frame_refs_short_signaling) + put_bits(&pbc, 3, fh->ref_frame_idx[i]); + } + + if (!(fh->frame_size_override_flag && !fh->error_resilient_mode)) + put_bits(&pbc, 1, fh->render_and_frame_size_different); + + if (!fh->force_integer_mv) + put_bits(&pbc, 1, fh->allow_high_precision_mv); + + /** read_interpolation_filter() */ + put_bits(&pbc, 1, fh->is_filter_switchable); + if (!fh->is_filter_switchable) + put_bits(&pbc, 2, fh->interpolation_filter); + + put_bits(&pbc, 1, fh->is_motion_mode_switchable); + } + + if (!(sh->reduced_still_picture_header || fh->disable_cdf_update)) + put_bits(&pbc, 1, fh->disable_frame_end_update_cdf); + + /** tile_info() */ + put_bits(&pbc, 1, fh->uniform_tile_spacing_flag); + if (fh->uniform_tile_spacing_flag) { + for (i = 0; i < priv->tile_cols_log2 - priv->min_log2_tile_cols; i++) { + put_bits(&pbc, 1, 1); + } + if (priv->tile_cols_log2 < priv->max_log2_tile_cols) + put_bits(&pbc, 1, 0); + + for (i = 0; i < priv->tile_rows_log2 - priv->min_log2_tile_rows; i++) { + put_bits(&pbc, 1, 1); + } + if (priv->tile_rows_log2 < priv->max_log2_tile_rows) + put_bits(&pbc, 1, 0); + } else { + int start_sb = 0; + int max_width, max_height; + for (i = 0; start_sb < priv->sb_cols; i++) { + max_width = FFMIN(priv->sb_cols - start_sb, priv->max_tile_width_sb); + write_ns(&pbc, max_width, fh->width_in_sbs_minus_1[i]); + start_sb += fh->width_in_sbs_minus_1[i] + 1; + } + + start_sb = 0; + for (i = 0; start_sb < priv->sb_rows; i++) { + max_height = FFMIN(priv->sb_rows - start_sb, priv->max_tile_height_sb); + write_ns(&pbc, max_height, fh->height_in_sbs_minus_1[i]); + start_sb += fh->height_in_sbs_minus_1[i] + 1; + } + } + + if (priv->tile_cols_log2 || priv->tile_rows_log2) { + put_bits(&pbc, priv->tile_cols_log2 + priv->tile_rows_log2, fh->context_update_tile_id); + put_bits(&pbc, 2, fh->tile_size_bytes_minus1); + } + + qindex_offset = put_bits_count(&pbc); + /** quantization_params() */ + put_bits(&pbc, 8, fh->base_q_idx); + put_bits(&pbc, 1, fh->delta_q_y_dc); + put_bits(&pbc, 1, fh->delta_q_u_dc); + put_bits(&pbc, 1, fh->delta_q_u_ac); + put_bits(&pbc, 1, fh->using_qmatrix); + + /** segmentation_params() */ + put_bits(&pbc, 1, fh->segmentation_enabled); + + /** delta_q_params() */ + if (fh->base_q_idx) + put_bits(&pbc, 1, fh->delta_q_present); + if (fh->delta_q_present) + put_bits(&pbc, 2, fh->delta_q_res); + + /** delta_lf_params() */ + if (fh->delta_q_present) { + if (!fh->allow_intrabc) + put_bits(&pbc, 1, fh->delta_lf_present); + if (fh->delta_lf_present) { + put_bits(&pbc, 2, fh->delta_lf_res); + put_bits(&pbc, 1, fh->delta_lf_multi); + } + } + + /** codelossless */ + coded_lossless = 1; + for (i = 0; i < AV1_MAX_SEGMENTS; i++) { + if (fh->segmentation_enabled && fh->feature_enabled[i][AV1_SEG_LVL_ALT_Q]) + qindex = fh->base_q_idx + fh->feature_value[i][AV1_SEG_LVL_ALT_Q]; + else + qindex = fh->base_q_idx; + qindex = av_clip_uintp2(qindex, 8); + + if (qindex || fh->delta_q_y_dc || fh->delta_q_u_ac || fh->delta_q_u_dc || + fh->delta_q_v_ac || fh->delta_q_v_dc) + coded_lossless = 0; + } + + loopfilter_offset = put_bits_count(&pbc); + /** loop_filter_params() */ + if (!(coded_lossless || fh->allow_intrabc)) { + put_bits(&pbc, 6, fh->loop_filter_level[0]); + put_bits(&pbc, 6, fh->loop_filter_level[1]); + if (fh->loop_filter_level[0] || fh->loop_filter_level[1]) { + put_bits(&pbc, 6, fh->loop_filter_level[2]); + put_bits(&pbc, 6, fh->loop_filter_level[3]); + } + put_bits(&pbc, 3, fh->loop_filter_sharpness); + put_bits(&pbc, 1, fh->loop_filter_delta_enabled); + } + + cdef_start_offset = put_bits_count(&pbc); + /** cdef_params() */ + if (!(coded_lossless || fh->allow_intrabc || !sh->enable_cdef)) { + put_bits(&pbc, 2, fh->cdef_damping_minus_3); + put_bits(&pbc, 2, fh->cdef_bits); + for (i = 0; i < (1 << fh->cdef_bits); i++) { + put_bits(&pbc, 4, fh->cdef_y_pri_strength[i]); + put_bits(&pbc, 2, fh->cdef_y_sec_strength[i]); + put_bits(&pbc, 4, fh->cdef_uv_pri_strength[i]); + put_bits(&pbc, 2, fh->cdef_uv_sec_strength[i]); + } + } + cdef_end_offset = put_bits_count(&pbc); + + /** read_tx_mode() */ + if (fh->tx_mode == AV1_TX_MODE_SELECT) + put_bits(&pbc, 1, 1); + else + put_bits(&pbc, 1, 0); + + /** frame_reference_mode() */ + if (!frame_is_intra) + put_bits(&pbc, 1, fh->reference_select); + + /** skip_mode_params() */ + if (frame_is_intra || !fh->reference_select || !sh->enable_order_hint) + skip_mode_allowed = 0; + else { + int forward_idx, backward_idx; + int ref_hint, forward_hint, backward_hint; + + forward_idx = -1; + backward_idx = -1; + + for (i = 0; i < AV1_REFS_PER_FRAME; i++) { + ref_hint = fh->ref_order_hint[fh->ref_frame_idx[i]]; + if (get_relative_dist(sh, ref_hint, fh->order_hint) < 0) { + if (forward_idx < 0 || get_relative_dist(sh, ref_hint, forward_idx) > 0) { + forward_idx = i; + forward_hint = ref_hint; + } + } else if (get_relative_dist(sh, ref_hint, fh->order_hint) > 0) { + if (backward_idx < 0 || get_relative_dist(sh, ref_hint, backward_hint) < 0) { + backward_idx = i; + backward_hint = ref_hint; + } + } + } + if (forward_idx < 0) + skip_mode_allowed = 0; + else if (backward_idx >= 0) + skip_mode_allowed = 1; + else { + int second_forward_idx, second_forward_hint; + second_forward_idx = -1; + for (i = 0; i < AV1_REFS_PER_FRAME; i++) { + ref_hint = fh->ref_order_hint[fh->ref_frame_idx[i]]; + if (get_relative_dist(sh, ref_hint, forward_hint) < 0) { + if (second_forward_idx < 0 || get_relative_dist(sh, ref_hint, second_forward_hint) > 0){ + second_forward_idx = i; + second_forward_hint = ref_hint; + } + } + } + if (second_forward_idx < 0) + skip_mode_allowed = 0; + else + skip_mode_allowed = 1; + } + } + + if (skip_mode_allowed) + put_bits(&pbc, 1, fh->skip_mode_present); + + put_bits(&pbc, 1, fh->reduced_tx_set); + + /** global_motion_params() */ + if (!frame_is_intra) { + for (i = AV1_REF_FRAME_LAST; i <= AV1_REF_FRAME_ALTREF; i++) { + put_bits(&pbc, 1, fh->is_global[i]); + if (fh->is_global[i]) { + put_bits(&pbc, 1, fh->is_rot_zoom[i]); + if (!fh->is_rot_zoom[i]) + put_bits(&pbc, 1, fh->is_translation[i]); + } + } + } + +trailing_bits: + payload_bits = put_bits_count(&pbc) - start; + + /** trailing_bits() */ + put_bits(&pbc, 1, 1); + obu_size = (put_bits_count(&pbc) - start + 7) / 8; + for (i = 0; i < obu_size * 8 - payload_bits - 1; i++) + put_bits(&pbc, 1, 0); + + flush_put_bits(&pbc); + *data_len = put_bits_count(&pbc); + + /** update obu size in bitstream */ + if (fh_obu->header.obu_has_size_field) { + obu_size_len = priv->attr_ext2.bits.obu_size_bytes_minus1 + 1; + for (i = 0; i < obu_size_len; i++) { + byte = obu_size >> (7 * i) & 0x7f; + if (i < obu_size_len - 1) + byte |= 0x80; + put_bits(&pbc_tmp, 8, byte); + } + flush_put_bits(&pbc_tmp); + memmove(pbc_tmp.buf_ptr, pbc_tmp.buf_ptr + (8 - obu_size_len), obu_size); + *data_len -= (8 - obu_size_len) * 8; + } + + if (fh->show_existing_frame) + return 0; + + if (!(ctx->va_rc_mode & VA_RC_CQP)) { + vpic->min_base_qindex = av_clip(avctx->qmin, 1, AV1_MAX_QUANT); + vpic->max_base_qindex = av_clip(avctx->qmax, 1, AV1_MAX_QUANT); + + vpic->bit_offset_qindex = qindex_offset - (8 - obu_size_len) * 8; + vpic->bit_offset_loopfilter_params = loopfilter_offset - (8 - obu_size_len) * 8; + vpic->bit_offset_cdef_params = cdef_start_offset - (8 - obu_size_len) * 8; + vpic->size_in_bits_cdef_params = cdef_end_offset - cdef_start_offset; + vpic->size_in_bits_frame_hdr_obu = *data_len; + + vpic->byte_offset_frame_hdr_obu_size = (((pic->type == PICTURE_TYPE_IDR) ? + priv->sh_data_len / 8 : 0) + + (fh_obu->header.obu_extension_flag ? + 2 : 1)); + } + + return 0; +} + +static int tile_log2(int blkSize, int target) { + int k; + for (k = 0; (blkSize << k) < target; k++); + return k; +} + +static int vaapi_encode_av1_set_tile(AVCodecContext *avctx) +{ + VAAPIEncodeAV1Context *priv = avctx->priv_data; + int mi_cols, mi_rows, sb_shift, sb_size; + int max_tile_area_sb, max_tile_area_sb_varied; + int tile_width_sb, tile_height_sb, widest_tile_sb; + int min_log2_tiles; + int tile_rows_tmp, i; + + if (priv->tile_cols > AV1_MAX_TILE_COLS || + priv->tile_rows > AV1_MAX_TILE_ROWS) { + av_log(avctx, AV_LOG_ERROR, "Invalid tile number %dx%d, should less than %dx%d.\n", + priv->tile_cols, priv->tile_rows, AV1_MAX_TILE_COLS, AV1_MAX_TILE_ROWS); + return AVERROR(EINVAL); + } + + mi_cols = 2 * ((avctx->width + 7) >> 3); + mi_rows = 2 * ((avctx->height + 7) >> 3); + priv->sb_cols = priv->use_128x128_superblock ? + ((mi_cols + 31) >> 5) : ((mi_cols + 15) >> 4); + priv->sb_rows = priv->use_128x128_superblock ? + ((mi_rows + 31) >> 5) : ((mi_rows + 15) >> 4); + sb_shift = priv->use_128x128_superblock ? 5 : 4; + sb_size = sb_shift + 2; + priv->max_tile_width_sb = AV1_MAX_TILE_WIDTH >> sb_size; + max_tile_area_sb = AV1_MAX_TILE_AREA >> (2 * sb_size); + + priv->min_log2_tile_cols = tile_log2(priv->max_tile_width_sb, priv->sb_cols); + priv->max_log2_tile_cols = tile_log2(1, FFMIN(priv->sb_cols, AV1_MAX_TILE_COLS)); + priv->max_log2_tile_rows = tile_log2(1, FFMIN(priv->sb_rows, AV1_MAX_TILE_ROWS)); + min_log2_tiles = FFMAX(priv->min_log2_tile_cols, + tile_log2(max_tile_area_sb, priv->sb_rows * priv->sb_cols)); + + if (priv->tile_cols != av_clip(priv->tile_cols, (priv->sb_cols + priv->max_tile_width_sb - 1) / priv->max_tile_width_sb, priv->sb_cols)) { + priv->tile_cols = av_clip(priv->tile_cols, (priv->sb_cols + priv->max_tile_width_sb - 1) / priv->max_tile_width_sb, priv->sb_cols); + av_log(avctx, AV_LOG_WARNING, "Invalid tile cols, correct to %d.\n", priv->tile_cols); + } + + priv->tile_cols_log2 = tile_log2(1, priv->tile_cols); + tile_width_sb = (priv->sb_cols + (1 << priv->tile_cols_log2) - 1) >> + priv->tile_cols_log2; + + if (priv->tile_rows > priv->sb_rows) { + priv->tile_rows = priv->sb_rows; + av_log(avctx, AV_LOG_WARNING, "Invalid tile rows, correct to %d.\n", priv->tile_rows); + } + + for (tile_rows_tmp = priv->tile_rows; tile_rows_tmp <= priv->sb_rows && tile_rows_tmp <= AV1_MAX_TILE_ROWS; tile_rows_tmp++) { + /** try uniformed tile. */ + priv->tile_rows_log2 = tile_log2(1, tile_rows_tmp); + if ((priv->sb_cols + tile_width_sb - 1) / tile_width_sb == priv->tile_cols) { + for (i = 0; i < priv->tile_cols - 1; i++) + priv->width_in_sbs_minus_1[i] = tile_width_sb - 1; + priv->width_in_sbs_minus_1[i] = priv->sb_cols - (priv->tile_cols - 1) * tile_width_sb - 1; + + tile_height_sb = (priv->sb_rows + (1 << priv->tile_rows_log2) - 1) >> + priv->tile_rows_log2; + + if ((priv->sb_rows + tile_height_sb - 1) / tile_height_sb == tile_rows_tmp && + tile_height_sb <= max_tile_area_sb / tile_width_sb) { + for (i = 0; i < tile_rows_tmp - 1; i++) + priv->height_in_sbs_minus_1[i] = tile_height_sb - 1; + priv->height_in_sbs_minus_1[i] = priv->sb_rows - (tile_rows_tmp - 1) * tile_height_sb - 1; + + priv->uniform_tile = 1; + priv->min_log2_tile_rows = FFMAX(min_log2_tiles - priv->tile_cols_log2, 0); + + break; + } + } + + /** try non-uniformed tile. */ + widest_tile_sb = 0; + for (i = 0; i < priv->tile_cols; i++) { + priv->width_in_sbs_minus_1[i] = (i + 1) * priv->sb_cols / priv->tile_cols - i * priv->sb_cols / priv->tile_cols - 1; + widest_tile_sb = FFMAX(widest_tile_sb, priv->width_in_sbs_minus_1[i] + 1); + } + + if (min_log2_tiles) + max_tile_area_sb_varied = (priv->sb_rows * priv->sb_cols) >> (min_log2_tiles + 1); + else + max_tile_area_sb_varied = priv->sb_rows * priv->sb_cols; + priv->max_tile_height_sb = FFMAX(1, max_tile_area_sb_varied / widest_tile_sb); + + if (tile_rows_tmp == av_clip(tile_rows_tmp, (priv->sb_rows + priv->max_tile_height_sb - 1) / priv->max_tile_height_sb, priv->sb_rows)) { + for (i = 0; i < tile_rows_tmp; i++) + priv->height_in_sbs_minus_1[i] = (i + 1) * priv->sb_rows / tile_rows_tmp - i * priv->sb_rows / tile_rows_tmp - 1; + + break; + } + } + + if (priv->tile_rows != tile_rows_tmp) { + priv->tile_rows = tile_rows_tmp; + av_log(avctx, AV_LOG_WARNING, "Invalid tile rows, correct to %d.\n", priv->tile_rows); + } + + /** check if tile cols/rows is supported by driver. */ + if (priv->attr_ext2.bits.max_tile_num_minus1) { + if ((priv->tile_cols * priv->tile_rows - 1) > priv->attr_ext2.bits.max_tile_num_minus1) { + av_log(avctx, AV_LOG_ERROR, "Unsupported tile num %d * %d = %d by driver, " + "should be less than %d.\n", priv->tile_cols, priv->tile_rows, + priv->tile_cols * priv->tile_rows, + priv->attr_ext2.bits.max_tile_num_minus1 + 1); + return AVERROR(EINVAL); + } + } + av_log(avctx, AV_LOG_DEBUG, "Setting tile cols/rows to %d/%d.\n", + priv->tile_cols, priv->tile_rows); + + /** check if tile group numbers is valid. */ + if (priv->tile_groups > priv->tile_cols * priv->tile_rows) { + av_log(avctx, AV_LOG_WARNING, "Invalid tile groups number %d, " + "correct to %d.\n", priv->tile_groups, priv->tile_cols * priv->tile_rows); + priv->tile_groups = priv->tile_cols * priv->tile_rows; + } + + return 0; +} + +static int vaapi_encode_av1_write_sequence_header(AVCodecContext *avctx, + char *data, size_t *data_len) +{ + VAAPIEncodeAV1Context *priv = avctx->priv_data; + + memcpy(data, &priv->sh_data, MAX_PARAM_BUFFER_SIZE * sizeof(char)); + *data_len = priv->sh_data_len; + + return 0; +} + +static int vaapi_encode_av1_init_sequence_params(AVCodecContext *avctx) +{ + VAAPIEncodeContext *ctx = avctx->priv_data; + VAAPIEncodeAV1Context *priv = avctx->priv_data; + AV1RawOBU *sh_obu = &priv->sh; + AV1RawSequenceHeader *sh = &sh_obu->obu.sequence_header; + VAEncSequenceParameterBufferAV1 *vseq = ctx->codec_sequence_params; + CodedBitstreamFragment *obu = &priv->current_obu; + const AVPixFmtDescriptor *desc; + int ret; + + memset(sh_obu, 0, sizeof(*sh_obu)); + sh_obu->header.obu_type = AV1_OBU_SEQUENCE_HEADER; + + desc = av_pix_fmt_desc_get(priv->common.input_frames->sw_format); + av_assert0(desc); + + sh->seq_profile = avctx->profile; + if (!sh->seq_force_screen_content_tools) + sh->seq_force_integer_mv = AV1_SELECT_INTEGER_MV; + sh->frame_width_bits_minus_1 = av_log2(avctx->width); + sh->frame_height_bits_minus_1 = av_log2(avctx->height); + sh->max_frame_width_minus_1 = avctx->width - 1; + sh->max_frame_height_minus_1 = avctx->height - 1; + sh->seq_tier[0] = priv->tier; + /** enable order hint and reserve maximum 8 bits for it by default. */ + sh->enable_order_hint = 1; + sh->order_hint_bits_minus_1 = 7; + + sh->color_config = (AV1RawColorConfig) { + .high_bitdepth = desc->comp[0].depth == 8 ? 0 : 1, + .color_primaries = avctx->color_primaries, + .transfer_characteristics = avctx->color_trc, + .matrix_coefficients = avctx->colorspace, + .color_description_present_flag = (avctx->color_primaries != AVCOL_PRI_UNSPECIFIED || + avctx->color_trc != AVCOL_TRC_UNSPECIFIED || + avctx->colorspace != AVCOL_SPC_UNSPECIFIED), + .subsampling_x = desc->log2_chroma_w, + .subsampling_y = desc->log2_chroma_h, + }; + + if (avctx->level != FF_LEVEL_UNKNOWN) { + sh->seq_level_idx[0] = avctx->level; + } else { + const AV1LevelDescriptor *level; + float framerate; + + if (avctx->framerate.num > 0 && avctx->framerate.den > 0) + framerate = avctx->framerate.num / avctx->framerate.den; + else + framerate = 0; + + level = ff_av1_guess_level(avctx->bit_rate, priv->tier, + ctx->surface_width, ctx->surface_height, + priv->tile_rows * priv->tile_cols, + priv->tile_cols, framerate); + if (level) { + av_log(avctx, AV_LOG_VERBOSE, "Using level %s.\n", level->name); + sh->seq_level_idx[0] = level->level_idx; + } else { + av_log(avctx, AV_LOG_VERBOSE, "Stream will not conform to " + "any normal level, using level 6.3 by default.\n"); + sh->seq_level_idx[0] = 19; + sh->seq_tier[0] = 1; + } + } + vseq->seq_profile = sh->seq_profile; + vseq->seq_level_idx = sh->seq_level_idx[0]; + vseq->seq_tier = sh->seq_tier[0]; + vseq->order_hint_bits_minus_1 = sh->order_hint_bits_minus_1; + vseq->intra_period = ctx->gop_size; + vseq->ip_period = ctx->b_per_p + 1; + + vseq->seq_fields.bits.enable_order_hint = sh->enable_order_hint; + + if (!(ctx->va_rc_mode & VA_RC_CQP)) { + vseq->bits_per_second = ctx->va_bit_rate; + vseq->seq_fields.bits.enable_cdef = sh->enable_cdef = 1; + } + + ret = vaapi_encode_av1_add_obu(avctx, obu, AV1_OBU_SEQUENCE_HEADER, &priv->sh); + if (ret < 0) + goto end; + + ret = vaapi_encode_av1_write_obu(avctx, priv->sh_data, &priv->sh_data_len, obu); + if (ret < 0) + goto end; + +end: + ff_cbs_fragment_reset(obu); + return ret; +} + +static int vaapi_encode_av1_init_picture_params(AVCodecContext *avctx, + VAAPIEncodePicture *pic) +{ + VAAPIEncodeAV1Context *priv = avctx->priv_data; + VAAPIEncodeAV1Picture *hpic = pic->priv_data; + AV1RawOBU *fh_obu = &priv->fh; + AV1RawFrameHeader *fh = &fh_obu->obu.frame.header; + VAEncPictureParameterBufferAV1 *vpic = pic->codec_picture_params; + CodedBitstreamFragment *obu = &priv->current_obu; + VAAPIEncodePicture *ref; + VAAPIEncodeAV1Picture *href; + int slot, i; + int ret; + static const int8_t default_loop_filter_ref_deltas[AV1_TOTAL_REFS_PER_FRAME] = + { 1, 0, 0, 0, -1, 0, -1, -1 }; + + memset(fh_obu, 0, sizeof(*fh_obu)); + pic->nb_slices = priv->tile_groups; + fh_obu->header.obu_type = AV1_OBU_FRAME_HEADER; + fh_obu->header.obu_has_size_field = 1; + + switch (pic->type) { + case PICTURE_TYPE_IDR: + av_assert0(pic->nb_refs[0] == 0 || pic->nb_refs[1]); + fh->frame_type = AV1_FRAME_KEY; + fh->refresh_frame_flags = 0xFF; + fh->base_q_idx = priv->q_idx_idr; + hpic->slot = 0; + hpic->last_idr_frame = pic->display_order; + break; + case PICTURE_TYPE_P: + av_assert0(pic->nb_refs[0]); + fh->frame_type = AV1_FRAME_INTER; + fh->base_q_idx = priv->q_idx_p; + ref = pic->refs[0][pic->nb_refs[0] - 1]; + href = ref->priv_data; + hpic->slot = !href->slot; + hpic->last_idr_frame = href->last_idr_frame; + fh->refresh_frame_flags = 1 << hpic->slot; + + /** set the nearest frame in L0 as all reference frame. */ + for (i = 0; i < AV1_REFS_PER_FRAME; i++) { + fh->ref_frame_idx[i] = href->slot; + } + fh->primary_ref_frame = href->slot; + fh->ref_order_hint[href->slot] = ref->display_order - href->last_idr_frame; + vpic->ref_frame_ctrl_l0.fields.search_idx0 = AV1_REF_FRAME_LAST; + + /** set the 2nd nearest frame in L0 as Golden frame. */ + if (pic->nb_refs[0] > 1) { + ref = pic->refs[0][pic->nb_refs[0] - 2]; + href = ref->priv_data; + fh->ref_frame_idx[3] = href->slot; + fh->ref_order_hint[href->slot] = ref->display_order - href->last_idr_frame; + vpic->ref_frame_ctrl_l0.fields.search_idx1 = AV1_REF_FRAME_GOLDEN; + } + break; + case PICTURE_TYPE_B: + av_assert0(pic->nb_refs[0] && pic->nb_refs[1]); + fh->frame_type = AV1_FRAME_INTER; + fh->base_q_idx = priv->q_idx_b; + fh->refresh_frame_flags = 0x0; + fh->reference_select = 1; + + /** B frame will not be referenced, disable its recon frame. */ + vpic->picture_flags.bits.disable_frame_recon = 1; + + /** Use LAST_FRAME and BWDREF_FRAME for reference. */ + vpic->ref_frame_ctrl_l0.fields.search_idx0 = AV1_REF_FRAME_LAST; + vpic->ref_frame_ctrl_l1.fields.search_idx0 = AV1_REF_FRAME_BWDREF; + + ref = pic->refs[0][pic->nb_refs[0] - 1]; + href = ref->priv_data; + hpic->last_idr_frame = href->last_idr_frame; + fh->primary_ref_frame = href->slot; + fh->ref_order_hint[href->slot] = ref->display_order - href->last_idr_frame; + for (i = 0; i < AV1_REF_FRAME_GOLDEN; i++) { + fh->ref_frame_idx[i] = href->slot; + } + + ref = pic->refs[1][pic->nb_refs[1] - 1]; + href = ref->priv_data; + fh->ref_order_hint[href->slot] = ref->display_order - href->last_idr_frame; + for (i = AV1_REF_FRAME_GOLDEN; i < AV1_REFS_PER_FRAME; i++) { + fh->ref_frame_idx[i] = href->slot; + } + break; + default: + av_assert0(0 && "invalid picture type"); + } + + fh->show_frame = pic->display_order <= pic->encode_order; + fh->showable_frame = fh->frame_type != AV1_FRAME_KEY; + fh->frame_width_minus_1 = avctx->width - 1; + fh->frame_height_minus_1 = avctx->height - 1; + fh->render_width_minus_1 = fh->frame_width_minus_1; + fh->render_height_minus_1 = fh->frame_height_minus_1; + fh->order_hint = pic->display_order - hpic->last_idr_frame; + fh->tile_cols = priv->tile_cols; + fh->tile_rows = priv->tile_rows; + fh->tile_cols_log2 = priv->tile_cols_log2; + fh->tile_rows_log2 = priv->tile_rows_log2; + fh->uniform_tile_spacing_flag = priv->uniform_tile; + fh->tile_size_bytes_minus1 = priv->attr_ext2.bits.tile_size_bytes_minus1; + fh->reduced_tx_set = 1; + + /** ignore ONLY_4x4 mode for codedlossless is not fully implemented. */ + if (priv->attr_ext2.bits.tx_mode_support & 0x04) + fh->tx_mode = AV1_TX_MODE_SELECT; + else if (priv->attr_ext2.bits.tx_mode_support & 0x02) + fh->tx_mode = AV1_TX_MODE_LARGEST; + else + return AVERROR(EINVAL); + + for (i = 0; i < fh->tile_cols; i++) + fh->width_in_sbs_minus_1[i] = vpic->width_in_sbs_minus_1[i] = priv->width_in_sbs_minus_1[i]; + + for (i = 0; i < fh->tile_rows; i++) + fh->height_in_sbs_minus_1[i] = vpic->height_in_sbs_minus_1[i] = priv->height_in_sbs_minus_1[i]; + + memcpy(fh->loop_filter_ref_deltas, default_loop_filter_ref_deltas, + AV1_TOTAL_REFS_PER_FRAME * sizeof(int8_t)); + + if (fh->frame_type == AV1_FRAME_KEY && fh->show_frame) { + fh->error_resilient_mode = 1; + } + + if (fh->frame_type == AV1_FRAME_KEY || fh->error_resilient_mode) + fh->primary_ref_frame = AV1_PRIMARY_REF_NONE; + + vpic->base_qindex = fh->base_q_idx; + vpic->frame_width_minus_1 = fh->frame_width_minus_1; + vpic->frame_height_minus_1 = fh->frame_height_minus_1; + vpic->primary_ref_frame = fh->primary_ref_frame; + vpic->reconstructed_frame = pic->recon_surface; + vpic->coded_buf = pic->output_buffer; + vpic->tile_cols = fh->tile_cols; + vpic->tile_rows = fh->tile_rows; + vpic->order_hint = fh->order_hint; +#if VA_CHECK_VERSION(1, 15, 0) + vpic->refresh_frame_flags = fh->refresh_frame_flags; +#endif + + vpic->picture_flags.bits.enable_frame_obu = 0; + vpic->picture_flags.bits.frame_type = fh->frame_type; + vpic->picture_flags.bits.reduced_tx_set = fh->reduced_tx_set; + vpic->picture_flags.bits.error_resilient_mode = fh->error_resilient_mode; + + /** let driver decide to use single or compound reference prediction mode. */ + vpic->mode_control_flags.bits.reference_mode = fh->reference_select ? 2 : 0; + vpic->mode_control_flags.bits.tx_mode = fh->tx_mode; + + vpic->tile_group_obu_hdr_info.bits.obu_has_size_field = 1; + + /** set reference. */ + for (i = 0; i < AV1_REFS_PER_FRAME; i++) + vpic->ref_frame_idx[i] = fh->ref_frame_idx[i]; + + for (i = 0; i < FF_ARRAY_ELEMS(vpic->reference_frames); i++) + vpic->reference_frames[i] = VA_INVALID_SURFACE; + + for (i = 0; i < MAX_REFERENCE_LIST_NUM; i++) { + for (int j = 0; j < pic->nb_refs[i]; j++) { + VAAPIEncodePicture *ref_pic = pic->refs[i][j]; + + slot = ((VAAPIEncodeAV1Picture*)ref_pic->priv_data)->slot; + av_assert0(vpic->reference_frames[slot] == VA_INVALID_SURFACE); + + vpic->reference_frames[slot] = ref_pic->recon_surface; + } + } + + /** pack frame header, and set va params offset like bit_offset_qindex etc. */ + ret = vaapi_encode_av1_write_frame_header(avctx, pic, priv->fh_data, &priv->fh_data_len); + if (ret < 0) + goto end; + +end: + ff_cbs_fragment_reset(obu); + return ret; +} + +static int vaapi_encode_av1_init_slice_params(AVCodecContext *avctx, + VAAPIEncodePicture *pic, + VAAPIEncodeSlice *slice) +{ + VAAPIEncodeAV1Context *priv = avctx->priv_data; + VAEncTileGroupBufferAV1 *vslice = slice->codec_slice_params; + CodedBitstreamAV1Context *cbctx = priv->cbc->priv_data; + int div; + + /** Set tile group info. */ + div = priv->tile_cols * priv->tile_rows / priv->tile_groups; + vslice->tg_start = slice->index * div; + if (slice->index == (priv->tile_groups - 1)) { + vslice->tg_end = priv->tile_cols * priv->tile_rows - 1; + cbctx->seen_frame_header = 0; + } else { + vslice->tg_end = (slice->index + 1) * div - 1; + } + + return 0; +} + +static int vaapi_encode_av1_write_picture_header(AVCodecContext *avctx, + VAAPIEncodePicture *pic, + char *data, size_t *data_len) +{ + VAAPIEncodeAV1Context *priv = avctx->priv_data; + CodedBitstreamFragment *obu = &priv->current_obu; + AV1RawOBU *fh_obu = &priv->fh; + AV1RawFrameHeader *rep_fh = &fh_obu->obu.frame_header; + VAAPIEncodeAV1Picture *href; + int ret = 0; + + pic->tail_size = 0; + /** Pack repeat frame header. */ + if (pic->display_order > pic->encode_order) { + memset(fh_obu, 0, sizeof(*fh_obu)); + href = pic->refs[0][pic->nb_refs[0] - 1]->priv_data; + fh_obu->header.obu_type = AV1_OBU_FRAME_HEADER; + fh_obu->header.obu_has_size_field = 1; + + rep_fh->show_existing_frame = 1; + rep_fh->frame_to_show_map_idx = href->slot == 0; + rep_fh->frame_type = AV1_FRAME_INTER; + rep_fh->frame_width_minus_1 = avctx->width - 1; + rep_fh->frame_height_minus_1 = avctx->height - 1; + rep_fh->render_width_minus_1 = rep_fh->frame_width_minus_1; + rep_fh->render_height_minus_1 = rep_fh->frame_height_minus_1; + + ret = vaapi_encode_av1_write_frame_header(avctx, pic, pic->tail_data, &pic->tail_size); + if (ret < 0) + goto end; + + pic->tail_size /= 8; + } + + memcpy(data, &priv->fh_data, MAX_PARAM_BUFFER_SIZE * sizeof(char)); + *data_len = priv->fh_data_len; + +end: + ff_cbs_fragment_reset(obu); + return ret; +} + +static const VAAPIEncodeProfile vaapi_encode_av1_profiles[] = { + { FF_PROFILE_AV1_MAIN, 8, 3, 1, 1, VAProfileAV1Profile0 }, + { FF_PROFILE_AV1_MAIN, 10, 3, 1, 1, VAProfileAV1Profile0 }, + { FF_PROFILE_UNKNOWN } +}; + +static const VAAPIEncodeType vaapi_encode_type_av1 = { + .profiles = vaapi_encode_av1_profiles, + .flags = FLAG_B_PICTURES, + .default_quality = 25, + .configure = &vaapi_encode_av1_configure, + + .sequence_header_type = VAEncPackedHeaderSequence, + .sequence_params_size = sizeof(VAEncSequenceParameterBufferAV1), + .init_sequence_params = &vaapi_encode_av1_init_sequence_params, + .write_sequence_header = &vaapi_encode_av1_write_sequence_header, + + .picture_priv_data_size = sizeof(VAAPIEncodeAV1Picture), + .picture_header_type = VAEncPackedHeaderPicture, + .picture_params_size = sizeof(VAEncPictureParameterBufferAV1), + .init_picture_params = &vaapi_encode_av1_init_picture_params, + .write_picture_header = &vaapi_encode_av1_write_picture_header, + + .slice_params_size = sizeof(VAEncTileGroupBufferAV1), + .init_slice_params = &vaapi_encode_av1_init_slice_params, +}; + +static av_cold int vaapi_encode_av1_init(AVCodecContext *avctx) +{ + VAAPIEncodeContext *ctx = avctx->priv_data; + VAAPIEncodeAV1Context *priv = avctx->priv_data; + VAConfigAttrib attr; + VAStatus vas; + int ret; + + ctx->codec = &vaapi_encode_type_av1; + + ctx->desired_packed_headers = + VA_ENC_PACKED_HEADER_SEQUENCE | + VA_ENC_PACKED_HEADER_PICTURE; + + if (avctx->profile == FF_PROFILE_UNKNOWN) + avctx->profile = priv->profile; + if (avctx->level == FF_LEVEL_UNKNOWN) + avctx->level = priv->level; + + if (avctx->level != FF_LEVEL_UNKNOWN && avctx->level & ~0x1f) { + av_log(avctx, AV_LOG_ERROR, "Invalid level %d\n", avctx->level); + return AVERROR(EINVAL); + } + + ret = ff_vaapi_encode_init(avctx); + if (ret < 0) + return ret; + + attr.type = VAConfigAttribEncAV1; + vas = vaGetConfigAttributes(ctx->hwctx->display, + ctx->va_profile, + ctx->va_entrypoint, + &attr, 1); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to query " + "config attribute: %d (%s).\n", vas, vaErrorStr(vas)); + return AVERROR_EXTERNAL; + } else if (attr.value == VA_ATTRIB_NOT_SUPPORTED) { + priv->attr.value = 0; + av_log(avctx, AV_LOG_WARNING, "Attribute type:%d is not " + "supported.\n", attr.type); + } else { + priv->attr.value = attr.value; + } + + attr.type = VAConfigAttribEncAV1Ext1; + vas = vaGetConfigAttributes(ctx->hwctx->display, + ctx->va_profile, + ctx->va_entrypoint, + &attr, 1); + if (vas != VA_STATUS_SUCCESS) { + av_log(avctx, AV_LOG_ERROR, "Failed to query " + "config attribute: %d (%s).\n", vas, vaErrorStr(vas)); + return AVERROR_EXTERNAL; + } else if (attr.value == VA_ATTRIB_NOT_SUPPORTED) { + priv->attr_ext1.value = 0; + av_log(avctx, AV_LOG_WARNING, "Attribute type:%d is not " + "supported.\n", attr.type); + } else { + priv->attr_ext1.value = attr.value; + } + + /** This attr provides essential indicators, return error if not support. */ + attr.type = VAConfigAttribEncAV1Ext2; + vas = vaGetConfigAttributes(ctx->hwctx->display, + ctx->va_profile, + ctx->va_entrypoint, + &attr, 1); + if (vas != VA_STATUS_SUCCESS || attr.value == VA_ATTRIB_NOT_SUPPORTED) { + av_log(avctx, AV_LOG_ERROR, "Failed to query " + "config attribute: %d (%s).\n", vas, vaErrorStr(vas)); + return AVERROR_EXTERNAL; + } else { + priv->attr_ext2.value = attr.value; + } + + ret = vaapi_encode_av1_set_tile(avctx); + if (ret < 0) + return ret; + + return 0; +} + +static av_cold int vaapi_encode_av1_close(AVCodecContext *avctx) +{ + VAAPIEncodeAV1Context *priv = avctx->priv_data; + + ff_cbs_fragment_free(&priv->current_obu); + ff_cbs_close(&priv->cbc); + + return ff_vaapi_encode_close(avctx); +} + +#define OFFSET(x) offsetof(VAAPIEncodeAV1Context, x) +#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM) + +static const AVOption vaapi_encode_av1_options[] = { + VAAPI_ENCODE_COMMON_OPTIONS, + VAAPI_ENCODE_RC_OPTIONS, + { "profile", "Set profile (seq_profile)", + OFFSET(profile), AV_OPT_TYPE_INT, + { .i64 = FF_PROFILE_UNKNOWN }, FF_PROFILE_UNKNOWN, 0xff, FLAGS, "profile" }, + +#define PROFILE(name, value) name, NULL, 0, AV_OPT_TYPE_CONST, \ + { .i64 = value }, 0, 0, FLAGS, "profile" + { PROFILE("main", FF_PROFILE_AV1_MAIN) }, + { PROFILE("high", FF_PROFILE_AV1_HIGH) }, + { PROFILE("professional", FF_PROFILE_AV1_PROFESSIONAL) }, +#undef PROFILE + + { "tier", "Set tier (seq_tier)", + OFFSET(tier), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, FLAGS, "tier" }, + { "main", NULL, 0, AV_OPT_TYPE_CONST, + { .i64 = 0 }, 0, 0, FLAGS, "tier" }, + { "high", NULL, 0, AV_OPT_TYPE_CONST, + { .i64 = 1 }, 0, 0, FLAGS, "tier" }, + { "level", "Set level (seq_level_idx)", + OFFSET(level), AV_OPT_TYPE_INT, + { .i64 = FF_LEVEL_UNKNOWN }, FF_LEVEL_UNKNOWN, 0x1f, FLAGS, "level" }, + +#define LEVEL(name, value) name, NULL, 0, AV_OPT_TYPE_CONST, \ + { .i64 = value }, 0, 0, FLAGS, "level" + { LEVEL("2.0", 0) }, + { LEVEL("2.1", 1) }, + { LEVEL("3.0", 4) }, + { LEVEL("3.1", 5) }, + { LEVEL("4.0", 8) }, + { LEVEL("4.1", 9) }, + { LEVEL("5.0", 12) }, + { LEVEL("5.1", 13) }, + { LEVEL("5.2", 14) }, + { LEVEL("5.3", 15) }, + { LEVEL("6.0", 16) }, + { LEVEL("6.1", 17) }, + { LEVEL("6.2", 18) }, + { LEVEL("6.3", 19) }, +#undef LEVEL + + { "tiles", "Tile columns x rows", + OFFSET(tile_cols), AV_OPT_TYPE_IMAGE_SIZE, { .str = "1x1" }, 1, AV1_MAX_TILE_COLS, FLAGS }, + { "tile_groups", "Number of tile groups for encoding", + OFFSET(tile_groups), AV_OPT_TYPE_INT, { .i64 = 1 }, 1, AV1_MAX_TILE_ROWS * AV1_MAX_TILE_COLS, FLAGS }, + + { NULL }, +}; + +static const FFCodecDefault vaapi_encode_av1_defaults[] = { + { "b", "0" }, + { "bf", "7" }, + { "g", "120" }, + { "qmin", "1" }, + { "qmax", "255" }, + { NULL }, +}; + +static const AVClass vaapi_encode_av1_class = { + .class_name = "av1_vaapi", + .item_name = av_default_item_name, + .option = vaapi_encode_av1_options, + .version = LIBAVUTIL_VERSION_INT, +}; + +const FFCodec ff_av1_vaapi_encoder = { + .p.name = "av1_vaapi", + CODEC_LONG_NAME("AV1 (VAAPI)"), + .p.type = AVMEDIA_TYPE_VIDEO, + .p.id = AV_CODEC_ID_AV1, + .priv_data_size = sizeof(VAAPIEncodeAV1Context), + .init = &vaapi_encode_av1_init, + FF_CODEC_RECEIVE_PACKET_CB(&ff_vaapi_encode_receive_packet), + .close = &vaapi_encode_av1_close, + .p.priv_class = &vaapi_encode_av1_class, + .p.capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HARDWARE | + AV_CODEC_CAP_DR1 | AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE, + .caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE | + FF_CODEC_CAP_INIT_CLEANUP, + .defaults = vaapi_encode_av1_defaults, + .p.pix_fmts = (const enum AVPixelFormat[]) { + AV_PIX_FMT_VAAPI, + AV_PIX_FMT_NONE, + }, + .hw_configs = ff_vaapi_encode_hw_configs, + .p.wrapper_name = "vaapi", +};