1/**************************************************************************
2 *
3 * Copyright 2018 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 "util/u_handle_table.h"
29#include "util/u_video.h"
30#include "va_private.h"
31
32VAStatus
33vlVaHandleVAEncPictureParameterBufferTypeHEVC(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
34{
35   VAEncPictureParameterBufferHEVC *h265;
36   vlVaBuffer *coded_buf;
37   int i;
38
39   h265 = buf->data;
40   context->desc.h265enc.decoded_curr_pic = h265->decoded_curr_pic.picture_id;
41
42   for (i = 0; i < 15; i++)
43      context->desc.h265enc.reference_frames[i] = h265->reference_frames[i].picture_id;
44
45   context->desc.h265enc.pic_order_cnt = h265->decoded_curr_pic.pic_order_cnt;
46   coded_buf = handle_table_get(drv->htab, h265->coded_buf);
47
48   if (!coded_buf->derived_surface.resource)
49      coded_buf->derived_surface.resource = pipe_buffer_create(drv->pipe->screen, PIPE_BIND_VERTEX_BUFFER,
50                                            PIPE_USAGE_STREAM, coded_buf->size);
51
52   context->coded_buf = coded_buf;
53   context->desc.h265enc.pic.log2_parallel_merge_level_minus2 = h265->log2_parallel_merge_level_minus2;
54   context->desc.h265enc.pic.nal_unit_type = h265->nal_unit_type;
55   context->desc.h265enc.rc.quant_i_frames = h265->pic_init_qp;
56
57   switch(h265->pic_fields.bits.coding_type) {
58   case 1:
59      if (h265->pic_fields.bits.idr_pic_flag)
60         context->desc.h265enc.picture_type = PIPE_H265_ENC_PICTURE_TYPE_IDR;
61      else
62         context->desc.h265enc.picture_type = PIPE_H265_ENC_PICTURE_TYPE_I;
63      break;
64   case 2:
65      context->desc.h265enc.picture_type = PIPE_H265_ENC_PICTURE_TYPE_P;
66      break;
67   case 3:
68   case 4:
69   case 5:
70      return VA_STATUS_ERROR_UNIMPLEMENTED; //no b frame support
71      break;
72   }
73
74   context->desc.h265enc.pic.constrained_intra_pred_flag = h265->pic_fields.bits.constrained_intra_pred_flag;
75
76   util_hash_table_set(context->desc.h265enc.frame_idx,
77                       UINT_TO_PTR(h265->decoded_curr_pic.picture_id),
78                       UINT_TO_PTR(context->desc.h265enc.frame_num));
79
80   return VA_STATUS_SUCCESS;
81}
82
83VAStatus
84vlVaHandleVAEncSliceParameterBufferTypeHEVC(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
85{
86   VAEncSliceParameterBufferHEVC *h265;
87
88   h265 = buf->data;
89   context->desc.h265enc.ref_idx_l0 = VA_INVALID_ID;
90   context->desc.h265enc.ref_idx_l1 = VA_INVALID_ID;
91
92   for (int i = 0; i < 15; i++) {
93      if (h265->ref_pic_list0[i].picture_id != VA_INVALID_ID) {
94         if (context->desc.h265enc.ref_idx_l0 == VA_INVALID_ID)
95            context->desc.h265enc.ref_idx_l0 = PTR_TO_UINT(util_hash_table_get(context->desc.h265enc.frame_idx,
96                                               UINT_TO_PTR(h265->ref_pic_list0[i].picture_id)));
97      }
98      if (h265->ref_pic_list1[i].picture_id != VA_INVALID_ID && h265->slice_type == 1) {
99         if (context->desc.h265enc.ref_idx_l1 == VA_INVALID_ID)
100            context->desc.h265enc.ref_idx_l1 = PTR_TO_UINT(util_hash_table_get(context->desc.h265enc.frame_idx,
101                                               UINT_TO_PTR(h265->ref_pic_list1[i].picture_id)));
102      }
103   }
104
105   context->desc.h265enc.slice.max_num_merge_cand = h265->max_num_merge_cand;
106   context->desc.h265enc.slice.slice_cb_qp_offset = h265->slice_cb_qp_offset;
107   context->desc.h265enc.slice.slice_cr_qp_offset = h265->slice_cr_qp_offset;
108   context->desc.h265enc.slice.slice_beta_offset_div2 = h265->slice_beta_offset_div2;
109   context->desc.h265enc.slice.slice_tc_offset_div2 = h265->slice_tc_offset_div2;
110   context->desc.h265enc.slice.cabac_init_flag = h265->slice_fields.bits.cabac_init_flag;
111   context->desc.h265enc.slice.slice_deblocking_filter_disabled_flag = h265->slice_fields.bits.slice_deblocking_filter_disabled_flag;
112   context->desc.h265enc.slice.slice_loop_filter_across_slices_enabled_flag = h265->slice_fields.bits.slice_loop_filter_across_slices_enabled_flag;
113
114   return VA_STATUS_SUCCESS;
115}
116
117VAStatus
118vlVaHandleVAEncSequenceParameterBufferTypeHEVC(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
119{
120   VAEncSequenceParameterBufferHEVC *h265 = (VAEncSequenceParameterBufferHEVC *)buf->data;
121
122   if (!context->decoder) {
123      context->templat.level = h265->general_level_idc;
124      context->decoder = drv->pipe->create_video_codec(drv->pipe, &context->templat);
125
126      if (!context->decoder)
127         return VA_STATUS_ERROR_ALLOCATION_FAILED;
128   }
129
130   context->desc.h265enc.seq.general_profile_idc = h265->general_profile_idc;
131   context->desc.h265enc.seq.general_level_idc = h265->general_level_idc;
132   context->desc.h265enc.seq.general_tier_flag = h265->general_tier_flag;
133   context->desc.h265enc.seq.intra_period = h265->intra_period;
134   context->desc.h265enc.seq.pic_width_in_luma_samples = h265->pic_width_in_luma_samples;
135   context->desc.h265enc.seq.pic_height_in_luma_samples = h265->pic_height_in_luma_samples;
136   context->desc.h265enc.seq.chroma_format_idc = h265->seq_fields.bits.chroma_format_idc;
137   context->desc.h265enc.seq.bit_depth_luma_minus8 = h265->seq_fields.bits.bit_depth_luma_minus8;
138   context->desc.h265enc.seq.bit_depth_chroma_minus8 = h265->seq_fields.bits.bit_depth_chroma_minus8;
139   context->desc.h265enc.seq.strong_intra_smoothing_enabled_flag = h265->seq_fields.bits.strong_intra_smoothing_enabled_flag;
140   context->desc.h265enc.seq.amp_enabled_flag = h265->seq_fields.bits.amp_enabled_flag;
141   context->desc.h265enc.seq.sample_adaptive_offset_enabled_flag = h265->seq_fields.bits.sample_adaptive_offset_enabled_flag;
142   context->desc.h265enc.seq.pcm_enabled_flag = h265->seq_fields.bits.pcm_enabled_flag;
143   context->desc.h265enc.seq.sps_temporal_mvp_enabled_flag = h265->seq_fields.bits.sps_temporal_mvp_enabled_flag;
144   context->desc.h265enc.seq.log2_min_luma_coding_block_size_minus3 = h265->log2_min_luma_coding_block_size_minus3;
145   context->desc.h265enc.seq.log2_diff_max_min_luma_coding_block_size = h265->log2_diff_max_min_luma_coding_block_size;
146   context->desc.h265enc.seq.log2_min_transform_block_size_minus2 = h265->log2_min_transform_block_size_minus2;
147   context->desc.h265enc.seq.log2_diff_max_min_transform_block_size = h265->log2_diff_max_min_transform_block_size;
148   context->desc.h265enc.seq.max_transform_hierarchy_depth_inter = h265->max_transform_hierarchy_depth_inter;
149   context->desc.h265enc.seq.max_transform_hierarchy_depth_intra = h265->max_transform_hierarchy_depth_intra;
150   context->desc.h265enc.rc.frame_rate_num = h265->vui_time_scale;
151   context->desc.h265enc.rc.frame_rate_den = h265->vui_num_units_in_tick;
152
153   return VA_STATUS_SUCCESS;
154}
155
156VAStatus
157vlVaHandleVAEncMiscParameterTypeRateControlHEVC(vlVaContext *context, VAEncMiscParameterBuffer *misc)
158{
159   VAEncMiscParameterRateControl *rc = (VAEncMiscParameterRateControl *)misc->data;
160
161   if (context->desc.h265enc.rc.rate_ctrl_method ==
162         PIPE_H265_ENC_RATE_CONTROL_METHOD_CONSTANT)
163      context->desc.h265enc.rc.target_bitrate = rc->bits_per_second;
164   else
165      context->desc.h265enc.rc.target_bitrate = rc->bits_per_second * (rc->target_percentage / 100.0);
166   context->desc.h265enc.rc.peak_bitrate = rc->bits_per_second;
167   if (context->desc.h265enc.rc.target_bitrate < 2000000)
168      context->desc.h265enc.rc.vbv_buffer_size = MIN2((context->desc.h265enc.rc.target_bitrate * 2.75), 2000000);
169   else
170      context->desc.h265enc.rc.vbv_buffer_size = context->desc.h265enc.rc.target_bitrate;
171
172   return VA_STATUS_SUCCESS;
173}
174
175VAStatus
176vlVaHandleVAEncMiscParameterTypeFrameRateHEVC(vlVaContext *context, VAEncMiscParameterBuffer *misc)
177{
178   VAEncMiscParameterFrameRate *fr = (VAEncMiscParameterFrameRate *)misc->data;
179
180   if (fr->framerate & 0xffff0000) {
181      context->desc.h265enc.rc.frame_rate_num = fr->framerate       & 0xffff;
182      context->desc.h265enc.rc.frame_rate_den = fr->framerate >> 16 & 0xffff;
183   } else {
184      context->desc.h265enc.rc.frame_rate_num = fr->framerate;
185      context->desc.h265enc.rc.frame_rate_den = 1;
186   }
187
188   return VA_STATUS_SUCCESS;
189}
190
191void getEncParamPresetH265(vlVaContext *context)
192{
193   //rate control
194   context->desc.h265enc.rc.vbv_buffer_size = 20000000;
195   context->desc.h265enc.rc.vbv_buf_lv = 48;
196   context->desc.h265enc.rc.fill_data_enable = 1;
197   context->desc.h265enc.rc.enforce_hrd = 1;
198   if (context->desc.h265enc.rc.frame_rate_num == 0 ||
199       context->desc.h265enc.rc.frame_rate_den == 0) {
200      context->desc.h265enc.rc.frame_rate_num = 30;
201      context->desc.h265enc.rc.frame_rate_den = 1;
202   }
203   context->desc.h265enc.rc.target_bits_picture =
204      context->desc.h265enc.rc.target_bitrate *
205      ((float)context->desc.h265enc.rc.frame_rate_den /
206      context->desc.h265enc.rc.frame_rate_num);
207   context->desc.h265enc.rc.peak_bits_picture_integer =
208      context->desc.h265enc.rc.peak_bitrate *
209      ((float)context->desc.h265enc.rc.frame_rate_den /
210      context->desc.h265enc.rc.frame_rate_num);
211
212   context->desc.h265enc.rc.peak_bits_picture_fraction = 0;
213}
214