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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 
vlVaHandlePictureParameterBufferHEVC(vlVaDriver * drv,vlVaContext * context,vlVaBuffer * buf)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    context->desc.h265.pps->st_rps_bits = hevc->st_rps_bits;
179    context->desc.h265.UseStRpsBits = true;
180 }
181 
vlVaHandleIQMatrixBufferHEVC(vlVaContext * context,vlVaBuffer * buf)182 void vlVaHandleIQMatrixBufferHEVC(vlVaContext *context, vlVaBuffer *buf)
183 {
184    VAIQMatrixBufferHEVC *h265 = buf->data;
185    int i, j;
186 
187    assert(buf->size >= sizeof(VAIQMatrixBufferHEVC) && buf->num_elements == 1);
188 
189    for (i = 0; i < 6; i++) {
190       for (j = 0; j < 16; j++)
191          context->desc.h265.pps->sps->ScalingList4x4[i][j] =
192                                 h265->ScalingList4x4[i][vl_zscan_h265_up_right_diagonal_16[j]];
193 
194       for (j = 0; j < 64; j++) {
195          context->desc.h265.pps->sps->ScalingList8x8[i][j] =
196                                 h265->ScalingList8x8[i][vl_zscan_h265_up_right_diagonal[j]];
197          context->desc.h265.pps->sps->ScalingList16x16[i][j] =
198                                 h265->ScalingList16x16[i][vl_zscan_h265_up_right_diagonal[j]];
199 
200          if (i < 2)
201             context->desc.h265.pps->sps->ScalingList32x32[i][j] =
202                                    h265->ScalingList32x32[i][vl_zscan_h265_up_right_diagonal[j]];
203       }
204 
205       context->desc.h265.pps->sps->ScalingListDCCoeff16x16[i] =
206                              h265->ScalingListDC16x16[i];
207       if (i < 2)
208          context->desc.h265.pps->sps->ScalingListDCCoeff32x32[i] =
209                                 h265->ScalingListDC32x32[i];
210    }
211 }
212 
vlVaHandleSliceParameterBufferHEVC(vlVaContext * context,vlVaBuffer * buf)213 void vlVaHandleSliceParameterBufferHEVC(vlVaContext *context, vlVaBuffer *buf)
214 {
215    VASliceParameterBufferHEVC *h265 = buf->data;
216 
217    assert(buf->size >= sizeof(VASliceParameterBufferHEVC) && buf->num_elements == 1);
218    for (int i = 0 ; i < 2 ; i++) {
219       for (int j = 0 ; j < 15 ; j++)
220          context->desc.h265.RefPicList[i][j] = h265->RefPicList[i][j];
221    }
222    context->desc.h265.UseRefPicList = true;
223 }
224