CoCalc -- picture

GitHub Repository: PojavLauncherTeam/mesa
Path: blob/21.2-virgl/src/gallium/frontends/va/picture_hevc.c
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/**************************************************************************
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 *
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 * Copyright 2014 Advanced Micro Devices, Inc.
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 * All Rights Reserved.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the
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 * "Software"), to deal in the Software without restriction, including
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 * without limitation the rights to use, copy, modify, merge, publish,
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 * distribute, sub license, and/or sell copies of the Software, and to
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 * permit persons to whom the Software is furnished to do so, subject to
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 * the following conditions:
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 *
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 * The above copyright notice and this permission notice (including the
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 * next paragraph) shall be included in all copies or substantial portions
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 * of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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 * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
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 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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 *
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 **************************************************************************/
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#include "vl/vl_zscan.h"
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#include "va_private.h"
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void vlVaHandlePictureParameterBufferHEVC(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
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{
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   VAPictureParameterBufferHEVC *hevc = buf->data;
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   unsigned i;
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   assert(buf->size >= sizeof(VAPictureParameterBufferHEVC) && buf->num_elements == 1);
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   context->desc.h265.pps->sps->chroma_format_idc = hevc->pic_fields.bits.chroma_format_idc;
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   context->desc.h265.pps->sps->separate_colour_plane_flag =
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      hevc->pic_fields.bits.separate_colour_plane_flag;
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   context->desc.h265.pps->sps->pic_width_in_luma_samples = hevc->pic_width_in_luma_samples;
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   context->desc.h265.pps->sps->pic_height_in_luma_samples = hevc->pic_height_in_luma_samples;
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   context->desc.h265.pps->sps->bit_depth_luma_minus8 = hevc->bit_depth_luma_minus8;
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   context->desc.h265.pps->sps->bit_depth_chroma_minus8 = hevc->bit_depth_chroma_minus8;
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   context->desc.h265.pps->sps->log2_max_pic_order_cnt_lsb_minus4 =
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      hevc->log2_max_pic_order_cnt_lsb_minus4;
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   context->desc.h265.pps->sps->sps_max_dec_pic_buffering_minus1 =
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      hevc->sps_max_dec_pic_buffering_minus1;
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   context->desc.h265.pps->sps->log2_min_luma_coding_block_size_minus3 =
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      hevc->log2_min_luma_coding_block_size_minus3;
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   context->desc.h265.pps->sps->log2_diff_max_min_luma_coding_block_size =
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      hevc->log2_diff_max_min_luma_coding_block_size;
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   context->desc.h265.pps->sps->log2_min_transform_block_size_minus2 =
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      hevc->log2_min_transform_block_size_minus2;
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   context->desc.h265.pps->sps->log2_diff_max_min_transform_block_size =
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      hevc->log2_diff_max_min_transform_block_size;
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   context->desc.h265.pps->sps->max_transform_hierarchy_depth_inter =
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      hevc->max_transform_hierarchy_depth_inter;
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   context->desc.h265.pps->sps->max_transform_hierarchy_depth_intra =
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      hevc->max_transform_hierarchy_depth_intra;
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   context->desc.h265.pps->sps->scaling_list_enabled_flag =
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      hevc->pic_fields.bits.scaling_list_enabled_flag;
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   context->desc.h265.pps->sps->amp_enabled_flag = hevc->pic_fields.bits.amp_enabled_flag;
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   context->desc.h265.pps->sps->sample_adaptive_offset_enabled_flag =
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      hevc->slice_parsing_fields.bits.sample_adaptive_offset_enabled_flag;
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   context->desc.h265.pps->sps->pcm_enabled_flag = hevc->pic_fields.bits.pcm_enabled_flag;
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   if (hevc->pic_fields.bits.pcm_enabled_flag == 1) {
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      context->desc.h265.pps->sps->pcm_sample_bit_depth_luma_minus1 =
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         hevc->pcm_sample_bit_depth_luma_minus1;
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      context->desc.h265.pps->sps->pcm_sample_bit_depth_chroma_minus1 =
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         hevc->pcm_sample_bit_depth_chroma_minus1;
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      context->desc.h265.pps->sps->log2_min_pcm_luma_coding_block_size_minus3 =
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         hevc->log2_min_pcm_luma_coding_block_size_minus3;
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      context->desc.h265.pps->sps->log2_diff_max_min_pcm_luma_coding_block_size =
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         hevc->log2_diff_max_min_pcm_luma_coding_block_size;
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      context->desc.h265.pps->sps->pcm_loop_filter_disabled_flag =
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         hevc->pic_fields.bits.pcm_loop_filter_disabled_flag;
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   }
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   context->desc.h265.pps->sps->num_short_term_ref_pic_sets = hevc->num_short_term_ref_pic_sets;
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   context->desc.h265.pps->sps->long_term_ref_pics_present_flag =
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      hevc->slice_parsing_fields.bits.long_term_ref_pics_present_flag;
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   context->desc.h265.pps->sps->num_long_term_ref_pics_sps = hevc->num_long_term_ref_pic_sps;
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   context->desc.h265.pps->sps->sps_temporal_mvp_enabled_flag =
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      hevc->slice_parsing_fields.bits.sps_temporal_mvp_enabled_flag;
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   context->desc.h265.pps->sps->strong_intra_smoothing_enabled_flag =
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      hevc->pic_fields.bits.strong_intra_smoothing_enabled_flag;
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   context->desc.h265.pps->dependent_slice_segments_enabled_flag =
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      hevc->slice_parsing_fields.bits.dependent_slice_segments_enabled_flag;
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   context->desc.h265.pps->output_flag_present_flag =
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      hevc->slice_parsing_fields.bits.output_flag_present_flag;
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   context->desc.h265.pps->num_extra_slice_header_bits = hevc->num_extra_slice_header_bits;
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   context->desc.h265.pps->sign_data_hiding_enabled_flag =
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      hevc->pic_fields.bits.sign_data_hiding_enabled_flag;
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   context->desc.h265.pps->cabac_init_present_flag =
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      hevc->slice_parsing_fields.bits.cabac_init_present_flag;
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   context->desc.h265.pps->num_ref_idx_l0_default_active_minus1 =
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      hevc->num_ref_idx_l0_default_active_minus1;
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   context->desc.h265.pps->num_ref_idx_l1_default_active_minus1 =
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      hevc->num_ref_idx_l1_default_active_minus1;
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   context->desc.h265.pps->init_qp_minus26 = hevc->init_qp_minus26;
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   context->desc.h265.pps->constrained_intra_pred_flag =
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      hevc->pic_fields.bits.constrained_intra_pred_flag;
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   context->desc.h265.pps->transform_skip_enabled_flag =
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      hevc->pic_fields.bits.transform_skip_enabled_flag;
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   context->desc.h265.pps->cu_qp_delta_enabled_flag =
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      hevc->pic_fields.bits.cu_qp_delta_enabled_flag;
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   context->desc.h265.pps->diff_cu_qp_delta_depth = hevc->diff_cu_qp_delta_depth;
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   context->desc.h265.pps->pps_cb_qp_offset = hevc->pps_cb_qp_offset;
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   context->desc.h265.pps->pps_cr_qp_offset = hevc->pps_cr_qp_offset;
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   context->desc.h265.pps->pps_slice_chroma_qp_offsets_present_flag =
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      hevc->slice_parsing_fields.bits.pps_slice_chroma_qp_offsets_present_flag;
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   context->desc.h265.pps->weighted_pred_flag = hevc->pic_fields.bits.weighted_pred_flag;
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   context->desc.h265.pps->weighted_bipred_flag = hevc->pic_fields.bits.weighted_bipred_flag;
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   context->desc.h265.pps->transquant_bypass_enabled_flag =
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      hevc->pic_fields.bits.transquant_bypass_enabled_flag;
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   context->desc.h265.pps->tiles_enabled_flag = hevc->pic_fields.bits.tiles_enabled_flag;
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   context->desc.h265.pps->entropy_coding_sync_enabled_flag =
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      hevc->pic_fields.bits.entropy_coding_sync_enabled_flag;
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   if (hevc->pic_fields.bits.tiles_enabled_flag == 1) {
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      context->desc.h265.pps->num_tile_columns_minus1 = hevc->num_tile_columns_minus1;
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      context->desc.h265.pps->num_tile_rows_minus1 = hevc->num_tile_rows_minus1;
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      for (i = 0 ; i < 19 ; i++)
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         context->desc.h265.pps->column_width_minus1[i] = hevc->column_width_minus1[i];
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      for (i = 0 ; i < 21 ; i++)
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         context->desc.h265.pps->row_height_minus1[i] = hevc->row_height_minus1[i];
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      context->desc.h265.pps->loop_filter_across_tiles_enabled_flag =
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         hevc->pic_fields.bits.loop_filter_across_tiles_enabled_flag;
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   }
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   context->desc.h265.pps->pps_loop_filter_across_slices_enabled_flag =
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      hevc->pic_fields.bits.pps_loop_filter_across_slices_enabled_flag;
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   context->desc.h265.pps->deblocking_filter_override_enabled_flag =
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      hevc->slice_parsing_fields.bits.deblocking_filter_override_enabled_flag;
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   context->desc.h265.pps->pps_deblocking_filter_disabled_flag =
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      hevc->slice_parsing_fields.bits.pps_disable_deblocking_filter_flag;
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   context->desc.h265.pps->pps_beta_offset_div2 = hevc->pps_beta_offset_div2;
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   context->desc.h265.pps->pps_tc_offset_div2 = hevc->pps_tc_offset_div2;
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   context->desc.h265.pps->lists_modification_present_flag =
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      hevc->slice_parsing_fields.bits.lists_modification_present_flag;
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   context->desc.h265.pps->log2_parallel_merge_level_minus2 =
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      hevc->log2_parallel_merge_level_minus2;
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   context->desc.h265.pps->slice_segment_header_extension_present_flag =
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      hevc->slice_parsing_fields.bits.slice_segment_header_extension_present_flag;
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   context->desc.h265.IDRPicFlag = hevc->slice_parsing_fields.bits.IdrPicFlag;
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   context->desc.h265.RAPPicFlag = hevc->slice_parsing_fields.bits.RapPicFlag;
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   context->desc.h265.CurrPicOrderCntVal = hevc->CurrPic.pic_order_cnt;
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   for (i = 0 ; i < 8 ; i++) {
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      context->desc.h265.RefPicSetStCurrBefore[i] = 0xFF;
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      context->desc.h265.RefPicSetStCurrAfter[i] = 0xFF;
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      context->desc.h265.RefPicSetLtCurr[i] = 0xFF;
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   }
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   context->desc.h265.NumPocStCurrBefore = 0;
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   context->desc.h265.NumPocStCurrAfter = 0;
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   context->desc.h265.NumPocLtCurr = 0;
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   unsigned int iBefore = 0;
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   unsigned int iAfter = 0;
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   unsigned int iCurr = 0;
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   for (i = 0 ; i < 15 ; i++) {
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      context->desc.h265.PicOrderCntVal[i] = hevc->ReferenceFrames[i].pic_order_cnt;
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      vlVaGetReferenceFrame(drv, hevc->ReferenceFrames[i].picture_id, &context->desc.h265.ref[i]);
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      if ((hevc->ReferenceFrames[i].flags & VA_PICTURE_HEVC_RPS_ST_CURR_BEFORE) && (iBefore < 8)) {
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         context->desc.h265.RefPicSetStCurrBefore[iBefore++] = i;
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         context->desc.h265.NumPocStCurrBefore++;
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      }
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      if ((hevc->ReferenceFrames[i].flags & VA_PICTURE_HEVC_RPS_ST_CURR_AFTER) && (iAfter < 8)) {
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         context->desc.h265.RefPicSetStCurrAfter[iAfter++] = i;
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         context->desc.h265.NumPocStCurrAfter++;
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      }
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      if ((hevc->ReferenceFrames[i].flags & VA_PICTURE_HEVC_RPS_LT_CURR) && (iCurr < 8)) {
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         context->desc.h265.RefPicSetLtCurr[iCurr++] = i;
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         context->desc.h265.NumPocLtCurr++;
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      }
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   }
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   context->desc.h265.pps->st_rps_bits = hevc->st_rps_bits;
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   context->desc.h265.UseStRpsBits = true;
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}
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void vlVaHandleIQMatrixBufferHEVC(vlVaContext *context, vlVaBuffer *buf)
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{
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   VAIQMatrixBufferHEVC *h265 = buf->data;
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   int i, j;
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   assert(buf->size >= sizeof(VAIQMatrixBufferHEVC) && buf->num_elements == 1);
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   for (i = 0; i < 6; i++) {
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      for (j = 0; j < 16; j++)
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         context->desc.h265.pps->sps->ScalingList4x4[i][j] =
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                                h265->ScalingList4x4[i][vl_zscan_h265_up_right_diagonal_16[j]];
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      for (j = 0; j < 64; j++) {
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         context->desc.h265.pps->sps->ScalingList8x8[i][j] =
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                                h265->ScalingList8x8[i][vl_zscan_h265_up_right_diagonal[j]];
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         context->desc.h265.pps->sps->ScalingList16x16[i][j] =
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                                h265->ScalingList16x16[i][vl_zscan_h265_up_right_diagonal[j]];
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         if (i < 2)
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            context->desc.h265.pps->sps->ScalingList32x32[i][j] =
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                                   h265->ScalingList32x32[i][vl_zscan_h265_up_right_diagonal[j]];
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      }
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      context->desc.h265.pps->sps->ScalingListDCCoeff16x16[i] =
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                             h265->ScalingListDC16x16[i];
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      if (i < 2)
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         context->desc.h265.pps->sps->ScalingListDCCoeff32x32[i] =
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                                h265->ScalingListDC32x32[i];
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   }
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}
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void vlVaHandleSliceParameterBufferHEVC(vlVaContext *context, vlVaBuffer *buf)
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{
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   VASliceParameterBufferHEVC *h265 = buf->data;
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   assert(buf->size >= sizeof(VASliceParameterBufferHEVC) && buf->num_elements == 1);
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   for (int i = 0 ; i < 2 ; i++) {
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      for (int j = 0 ; j < 15 ; j++)
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         context->desc.h265.RefPicList[i][j] = h265->RefPicList[i][j];
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   }
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   context->desc.h265.UseRefPicList = true;
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}
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