src/gallium/frontends/va/picture_hevc.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2014 Advanced Micro Devices, Inc.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 #include "vl/vl_zscan.h"
  29 #include "va_private.h"
  30
  31 void vlVaHandlePictureParameterBufferHEVC(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
  32 {
  33    VAPictureParameterBufferHEVC *hevc = buf->data;
  34    unsigned i;
  35
  36    assert(buf->size >= sizeof(VAPictureParameterBufferHEVC) && buf->num_elements == 1);
  37    context->desc.h265.pps->sps->chroma_format_idc = hevc->pic_fields.bits.chroma_format_idc;
  38    context->desc.h265.pps->sps->separate_colour_plane_flag =
  39       hevc->pic_fields.bits.separate_colour_plane_flag;
  40    context->desc.h265.pps->sps->pic_width_in_luma_samples = hevc->pic_width_in_luma_samples;
  41    context->desc.h265.pps->sps->pic_height_in_luma_samples = hevc->pic_height_in_luma_samples;
  42    context->desc.h265.pps->sps->bit_depth_luma_minus8 = hevc->bit_depth_luma_minus8;
  43    context->desc.h265.pps->sps->bit_depth_chroma_minus8 = hevc->bit_depth_chroma_minus8;
  44    context->desc.h265.pps->sps->log2_max_pic_order_cnt_lsb_minus4 =
  45       hevc->log2_max_pic_order_cnt_lsb_minus4;
  46    context->desc.h265.pps->sps->sps_max_dec_pic_buffering_minus1 =
  47       hevc->sps_max_dec_pic_buffering_minus1;
  48    context->desc.h265.pps->sps->log2_min_luma_coding_block_size_minus3 =
  49       hevc->log2_min_luma_coding_block_size_minus3;
  50    context->desc.h265.pps->sps->log2_diff_max_min_luma_coding_block_size =
  51       hevc->log2_diff_max_min_luma_coding_block_size;
  52    context->desc.h265.pps->sps->log2_min_transform_block_size_minus2 =
  53       hevc->log2_min_transform_block_size_minus2;
  54    context->desc.h265.pps->sps->log2_diff_max_min_transform_block_size =
  55       hevc->log2_diff_max_min_transform_block_size;
  56    context->desc.h265.pps->sps->max_transform_hierarchy_depth_inter =
  57       hevc->max_transform_hierarchy_depth_inter;
  58    context->desc.h265.pps->sps->max_transform_hierarchy_depth_intra =
  59       hevc->max_transform_hierarchy_depth_intra;
  60    context->desc.h265.pps->sps->scaling_list_enabled_flag =
  61       hevc->pic_fields.bits.scaling_list_enabled_flag;
  62    context->desc.h265.pps->sps->amp_enabled_flag = hevc->pic_fields.bits.amp_enabled_flag;
  63    context->desc.h265.pps->sps->sample_adaptive_offset_enabled_flag =
  64       hevc->slice_parsing_fields.bits.sample_adaptive_offset_enabled_flag;
  65    context->desc.h265.pps->sps->pcm_enabled_flag = hevc->pic_fields.bits.pcm_enabled_flag;
  66    if (hevc->pic_fields.bits.pcm_enabled_flag == 1) {
  67       context->desc.h265.pps->sps->pcm_sample_bit_depth_luma_minus1 =
  68          hevc->pcm_sample_bit_depth_luma_minus1;
  69       context->desc.h265.pps->sps->pcm_sample_bit_depth_chroma_minus1 =
  70          hevc->pcm_sample_bit_depth_chroma_minus1;
  71       context->desc.h265.pps->sps->log2_min_pcm_luma_coding_block_size_minus3 =
  72          hevc->log2_min_pcm_luma_coding_block_size_minus3;
  73       context->desc.h265.pps->sps->log2_diff_max_min_pcm_luma_coding_block_size =
  74          hevc->log2_diff_max_min_pcm_luma_coding_block_size;
  75       context->desc.h265.pps->sps->pcm_loop_filter_disabled_flag =
  76          hevc->pic_fields.bits.pcm_loop_filter_disabled_flag;
  77    }
  78    context->desc.h265.pps->sps->num_short_term_ref_pic_sets = hevc->num_short_term_ref_pic_sets;
  79    context->desc.h265.pps->sps->long_term_ref_pics_present_flag =
  80       hevc->slice_parsing_fields.bits.long_term_ref_pics_present_flag;
  81    context->desc.h265.pps->sps->num_long_term_ref_pics_sps = hevc->num_long_term_ref_pic_sps;
  82    context->desc.h265.pps->sps->sps_temporal_mvp_enabled_flag =
  83       hevc->slice_parsing_fields.bits.sps_temporal_mvp_enabled_flag;
  84    context->desc.h265.pps->sps->strong_intra_smoothing_enabled_flag =
  85       hevc->pic_fields.bits.strong_intra_smoothing_enabled_flag;
  86
  87    context->desc.h265.pps->dependent_slice_segments_enabled_flag =
  88       hevc->slice_parsing_fields.bits.dependent_slice_segments_enabled_flag;
  89    context->desc.h265.pps->output_flag_present_flag =
  90       hevc->slice_parsing_fields.bits.output_flag_present_flag;
  91    context->desc.h265.pps->num_extra_slice_header_bits = hevc->num_extra_slice_header_bits;
  92    context->desc.h265.pps->sign_data_hiding_enabled_flag =
  93       hevc->pic_fields.bits.sign_data_hiding_enabled_flag;
  94    context->desc.h265.pps->cabac_init_present_flag =
  95       hevc->slice_parsing_fields.bits.cabac_init_present_flag;
  96    context->desc.h265.pps->num_ref_idx_l0_default_active_minus1 =
  97       hevc->num_ref_idx_l0_default_active_minus1;
  98    context->desc.h265.pps->num_ref_idx_l1_default_active_minus1 =
  99       hevc->num_ref_idx_l1_default_active_minus1;
 100    context->desc.h265.pps->init_qp_minus26 = hevc->init_qp_minus26;
 101    context->desc.h265.pps->constrained_intra_pred_flag =
 102       hevc->pic_fields.bits.constrained_intra_pred_flag;
 103    context->desc.h265.pps->transform_skip_enabled_flag =
 104       hevc->pic_fields.bits.transform_skip_enabled_flag;
 105    context->desc.h265.pps->cu_qp_delta_enabled_flag =
 106       hevc->pic_fields.bits.cu_qp_delta_enabled_flag;
 107    context->desc.h265.pps->diff_cu_qp_delta_depth = hevc->diff_cu_qp_delta_depth;
 108    context->desc.h265.pps->pps_cb_qp_offset = hevc->pps_cb_qp_offset;
 109    context->desc.h265.pps->pps_cr_qp_offset = hevc->pps_cr_qp_offset;
 110    context->desc.h265.pps->pps_slice_chroma_qp_offsets_present_flag =
 111       hevc->slice_parsing_fields.bits.pps_slice_chroma_qp_offsets_present_flag;
 112    context->desc.h265.pps->weighted_pred_flag = hevc->pic_fields.bits.weighted_pred_flag;
 113    context->desc.h265.pps->weighted_bipred_flag = hevc->pic_fields.bits.weighted_bipred_flag;
 114    context->desc.h265.pps->transquant_bypass_enabled_flag =
 115       hevc->pic_fields.bits.transquant_bypass_enabled_flag;
 116    context->desc.h265.pps->tiles_enabled_flag = hevc->pic_fields.bits.tiles_enabled_flag;
 117    context->desc.h265.pps->entropy_coding_sync_enabled_flag =
 118       hevc->pic_fields.bits.entropy_coding_sync_enabled_flag;
 119    if (hevc->pic_fields.bits.tiles_enabled_flag == 1) {
 120       context->desc.h265.pps->num_tile_columns_minus1 = hevc->num_tile_columns_minus1;
 121       context->desc.h265.pps->num_tile_rows_minus1 = hevc->num_tile_rows_minus1;
 122       for (i = 0 ; i < 19 ; i++)
 123          context->desc.h265.pps->column_width_minus1[i] = hevc->column_width_minus1[i];
 124       for (i = 0 ; i < 21 ; i++)
 125          context->desc.h265.pps->row_height_minus1[i] = hevc->row_height_minus1[i];
 126       context->desc.h265.pps->loop_filter_across_tiles_enabled_flag =
 127          hevc->pic_fields.bits.loop_filter_across_tiles_enabled_flag;
 128    }
 129    context->desc.h265.pps->pps_loop_filter_across_slices_enabled_flag =
 130       hevc->pic_fields.bits.pps_loop_filter_across_slices_enabled_flag;
 131    context->desc.h265.pps->deblocking_filter_override_enabled_flag =
 132       hevc->slice_parsing_fields.bits.deblocking_filter_override_enabled_flag;
 133    context->desc.h265.pps->pps_deblocking_filter_disabled_flag =
 134       hevc->slice_parsing_fields.bits.pps_disable_deblocking_filter_flag;
 135    context->desc.h265.pps->pps_beta_offset_div2 = hevc->pps_beta_offset_div2;
 136    context->desc.h265.pps->pps_tc_offset_div2 = hevc->pps_tc_offset_div2;
 137    context->desc.h265.pps->lists_modification_present_flag =
 138       hevc->slice_parsing_fields.bits.lists_modification_present_flag;
 139    context->desc.h265.pps->log2_parallel_merge_level_minus2 =
 140       hevc->log2_parallel_merge_level_minus2;
 141    context->desc.h265.pps->slice_segment_header_extension_present_flag =
 142       hevc->slice_parsing_fields.bits.slice_segment_header_extension_present_flag;
 143
 144    context->desc.h265.IDRPicFlag = hevc->slice_parsing_fields.bits.IdrPicFlag;
 145    context->desc.h265.RAPPicFlag = hevc->slice_parsing_fields.bits.RapPicFlag;
 146
 147    context->desc.h265.CurrPicOrderCntVal = hevc->CurrPic.pic_order_cnt;
 148
 149    for (i = 0 ; i < 8 ; i++) {
 150       context->desc.h265.RefPicSetStCurrBefore[i] = 0xFF;
 151       context->desc.h265.RefPicSetStCurrAfter[i] = 0xFF;
 152       context->desc.h265.RefPicSetLtCurr[i] = 0xFF;
 153    }
 154    context->desc.h265.NumPocStCurrBefore = 0;
 155    context->desc.h265.NumPocStCurrAfter = 0;
 156    context->desc.h265.NumPocLtCurr = 0;
 157    unsigned int iBefore = 0;
 158    unsigned int iAfter = 0;
 159    unsigned int iCurr = 0;
 160    for (i = 0 ; i < 15 ; i++) {
 161       context->desc.h265.PicOrderCntVal[i] = hevc->ReferenceFrames[i].pic_order_cnt;
 162
 163       vlVaGetReferenceFrame(drv, hevc->ReferenceFrames[i].picture_id, &context->desc.h265.ref[i]);
 164
 165       if ((hevc->ReferenceFrames[i].flags & VA_PICTURE_HEVC_RPS_ST_CURR_BEFORE) && (iBefore < 8)) {
 166          context->desc.h265.RefPicSetStCurrBefore[iBefore++] = i;
 167          context->desc.h265.NumPocStCurrBefore++;
 168       }
 169       if ((hevc->ReferenceFrames[i].flags & VA_PICTURE_HEVC_RPS_ST_CURR_AFTER) && (iAfter < 8)) {
 170          context->desc.h265.RefPicSetStCurrAfter[iAfter++] = i;
 171          context->desc.h265.NumPocStCurrAfter++;
 172       }
 173       if ((hevc->ReferenceFrames[i].flags & VA_PICTURE_HEVC_RPS_LT_CURR) && (iCurr < 8)) {
 174          context->desc.h265.RefPicSetLtCurr[iCurr++] = i;
 175          context->desc.h265.NumPocLtCurr++;
 176       }
 177    }
 178 }
 179
 180 void vlVaHandleIQMatrixBufferHEVC(vlVaContext *context, vlVaBuffer *buf)
 181 {
 182    VAIQMatrixBufferHEVC *h265 = buf->data;
 183    int i, j;
 184
 185    assert(buf->size >= sizeof(VAIQMatrixBufferHEVC) && buf->num_elements == 1);
 186
 187    for (i = 0; i < 6; i++) {
 188       for (j = 0; j < 16; j++)
 189          context->desc.h265.pps->sps->ScalingList4x4[i][j] =
 190                                 h265->ScalingList4x4[i][vl_zscan_h265_up_right_diagonal_16[j]];
 191
 192       for (j = 0; j < 64; j++) {
 193          context->desc.h265.pps->sps->ScalingList8x8[i][j] =
 194                                 h265->ScalingList8x8[i][vl_zscan_h265_up_right_diagonal[j]];
 195          context->desc.h265.pps->sps->ScalingList16x16[i][j] =
 196                                 h265->ScalingList16x16[i][vl_zscan_h265_up_right_diagonal[j]];
 197
 198          if (i < 2)
 199             context->desc.h265.pps->sps->ScalingList32x32[i][j] =
 200                                    h265->ScalingList32x32[i][vl_zscan_h265_up_right_diagonal[j]];
 201       }
 202
 203       context->desc.h265.pps->sps->ScalingListDCCoeff16x16[i] =
 204                              h265->ScalingListDC16x16[i];
 205       if (i < 2)
 206          context->desc.h265.pps->sps->ScalingListDCCoeff32x32[i] =
 207                                 h265->ScalingListDC32x32[i];
 208    }
 209 }
 210
 211 void vlVaHandleSliceParameterBufferHEVC(vlVaContext *context, vlVaBuffer *buf)
 212 {
 213    VASliceParameterBufferHEVC *h265 = buf->data;
 214
 215    assert(buf->size >= sizeof(VASliceParameterBufferHEVC) && buf->num_elements == 1);
 216    for (int i = 0 ; i < 2 ; i++) {
 217       for (int j = 0 ; j < 15 ; j++)
 218          context->desc.h265.RefPicList[i][j] = h265->RefPicList[i][j];
 219    }
 220    context->desc.h265.UseRefPicList = true;
 221 }