/* * 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_levels.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; /** bit positions in current frame header */ int qindex_offset; int loopfilter_offset; int cdef_start_offset; int cdef_param_size; /** user options */ int profile; int level; int tier; int tile_cols, tile_rows; int tile_groups; } VAAPIEncodeAV1Context; static void vaapi_encode_av1_trace_write_log(void *ctx, PutBitContext *pbc, int length, const char *str, const int *subscripts, int64_t value) { VAAPIEncodeAV1Context *priv = ctx; int position; position = put_bits_count(pbc); av_assert0(position >= length); if (!strcmp(str, "base_q_idx")) priv->qindex_offset = position - length; else if (!strcmp(str, "loop_filter_level[0]")) priv->loopfilter_offset = position - length; else if (!strcmp(str, "cdef_damping_minus_3")) priv->cdef_start_offset = position - length; else if (!strcmp(str, "cdef_uv_sec_strength[i]")) priv->cdef_param_size = position - priv->cdef_start_offset; } static av_cold int vaapi_encode_av1_get_encoder_caps(AVCodecContext *avctx) { VAAPIEncodeContext *ctx = avctx->priv_data; VAAPIEncodeAV1Context *priv = avctx->priv_data; // Surfaces must be aligned to superblock boundaries. ctx->surface_width = FFALIGN(avctx->width, priv->use_128x128_superblock ? 128 : 64); ctx->surface_height = FFALIGN(avctx->height, priv->use_128x128_superblock ? 128 : 64); return 0; } 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; priv->cbc->trace_enable = 1; priv->cbc->trace_level = AV_LOG_DEBUG; priv->cbc->trace_context = ctx; priv->cbc->trace_write_callback = vaapi_encode_av1_trace_write_log; 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 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 tile_cols, tile_rows; int min_log2_tiles; int 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)); tile_cols = av_clip(priv->tile_cols, (priv->sb_cols + priv->max_tile_width_sb - 1) / priv->max_tile_width_sb, priv->sb_cols); if (!priv->tile_cols) priv->tile_cols = tile_cols; else if (priv->tile_cols != tile_cols){ av_log(avctx, AV_LOG_ERROR, "Invalid tile cols %d, should be in range of %d~%d\n", priv->tile_cols, (priv->sb_cols + priv->max_tile_width_sb - 1) / priv->max_tile_width_sb, priv->sb_cols); return AVERROR(EINVAL); } 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) { av_log(avctx, AV_LOG_ERROR, "Invalid tile rows %d, should be less than %d.\n", priv->tile_rows, priv->sb_rows); return AVERROR(EINVAL); } /** Try user setting tile rows number first. */ tile_rows = priv->tile_rows ? priv->tile_rows : 1; for (; tile_rows <= priv->sb_rows && tile_rows <= AV1_MAX_TILE_ROWS; tile_rows++) { /** try uniformed tile. */ priv->tile_rows_log2 = tile_log2(1, tile_rows); 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 && tile_height_sb <= max_tile_area_sb / tile_width_sb) { for (i = 0; i < tile_rows - 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 - 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 == av_clip(tile_rows, (priv->sb_rows + priv->max_tile_height_sb - 1) / priv->max_tile_height_sb, priv->sb_rows)) { for (i = 0; i < tile_rows; i++) priv->height_in_sbs_minus_1[i] = (i + 1) * priv->sb_rows / tile_rows - i * priv->sb_rows / tile_rows - 1; break; } /** Return invalid parameter if explicit tile rows is set. */ if (priv->tile_rows) { av_log(avctx, AV_LOG_ERROR, "Invalid tile rows %d.\n", priv->tile_rows); return AVERROR(EINVAL); } } priv->tile_rows = tile_rows; av_log(avctx, AV_LOG_DEBUG, "Setting tile cols/rows to %d/%d.\n", priv->tile_cols, 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 at most %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); } } /** 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), .color_range = avctx->color_range == AVCOL_RANGE_JPEG, .subsampling_x = desc->log2_chroma_w, .subsampling_y = desc->log2_chroma_h, }; switch (avctx->chroma_sample_location) { case AVCHROMA_LOC_LEFT: sh->color_config.chroma_sample_position = AV1_CSP_VERTICAL; break; case AVCHROMA_LOC_TOPLEFT: sh->color_config.chroma_sample_position = AV1_CSP_COLOCATED; break; default: sh->color_config.chroma_sample_position = AV1_CSP_UNKNOWN; break; } if (avctx->level != AV_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 maximum parameters level by default.\n"); sh->seq_level_idx[0] = 31; 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) { VAAPIEncodeContext *ctx = avctx->priv_data; 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; pic->non_independent_frame = pic->encode_order < pic->display_order; 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; /** 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 { av_log(avctx, AV_LOG_ERROR, "No available tx mode found.\n"); 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; } } ret = vaapi_encode_av1_add_obu(avctx, obu, AV1_OBU_FRAME_HEADER, &priv->fh); if (ret < 0) goto end; ret = vaapi_encode_av1_write_obu(avctx, priv->fh_data, &priv->fh_data_len, obu); if (ret < 0) goto end; 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 = priv->qindex_offset; vpic->bit_offset_loopfilter_params = priv->loopfilter_offset; vpic->bit_offset_cdef_params = priv->cdef_start_offset; vpic->size_in_bits_cdef_params = priv->cdef_param_size; vpic->size_in_bits_frame_hdr_obu = priv->fh_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)); } 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; CodedBitstreamAV1Context *cbctx = priv->cbc->priv_data; 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; cbctx->seen_frame_header = 0; ret = vaapi_encode_av1_add_obu(avctx, obu, AV1_OBU_FRAME_HEADER, &priv->fh); if (ret < 0) goto end; ret = vaapi_encode_av1_write_obu(avctx, pic->tail_data, &pic->tail_size, obu); 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[] = { { AV_PROFILE_AV1_MAIN, 8, 3, 1, 1, VAProfileAV1Profile0 }, { AV_PROFILE_AV1_MAIN, 10, 3, 1, 1, VAProfileAV1Profile0 }, { AV_PROFILE_UNKNOWN } }; static const VAAPIEncodeType vaapi_encode_type_av1 = { .profiles = vaapi_encode_av1_profiles, .flags = FLAG_B_PICTURES | FLAG_TIMESTAMP_NO_DELAY, .default_quality = 25, .get_encoder_caps = &vaapi_encode_av1_get_encoder_caps, .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 == AV_PROFILE_UNKNOWN) avctx->profile = priv->profile; if (avctx->level == AV_LEVEL_UNKNOWN) avctx->level = priv->level; if (avctx->level != AV_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; } av_opt_set_int(priv->cbc->priv_data, "fixed_obu_size_length", priv->attr_ext2.bits.obu_size_bytes_minus1 + 1, 0); 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 = AV_PROFILE_UNKNOWN }, AV_PROFILE_UNKNOWN, 0xff, FLAGS, "profile" }, #define PROFILE(name, value) name, NULL, 0, AV_OPT_TYPE_CONST, \ { .i64 = value }, 0, 0, FLAGS, "profile" { PROFILE("main", AV_PROFILE_AV1_MAIN) }, { PROFILE("high", AV_PROFILE_AV1_HIGH) }, { PROFILE("professional", AV_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 = AV_LEVEL_UNKNOWN }, AV_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 (Use minimal tile column/row number automatically by default)", OFFSET(tile_cols), AV_OPT_TYPE_IMAGE_SIZE, { .str = NULL }, 0, 0, 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", "2" }, { "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", };