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0
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1 /*
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2 * HEVC video Decoder
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3 *
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4 * Copyright (C) 2012 - 2013 Guillaume Martres
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5 * Copyright (C) 2012 - 2013 Mickael Raulet
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6 * Copyright (C) 2012 - 2013 Gildas Cocherel
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7 * Copyright (C) 2012 - 2013 Wassim Hamidouche
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8 *
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9 * This file is part of FFmpeg.
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10 *
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11 * FFmpeg is free software; you can redistribute it and/or
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12 * modify it under the terms of the GNU Lesser General Public
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13 * License as published by the Free Software Foundation; either
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14 * version 2.1 of the License, or (at your option) any later version.
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15 *
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16 * FFmpeg is distributed in the hope that it will be useful,
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17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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19 * Lesser General Public License for more details.
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20 *
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21 * You should have received a copy of the GNU Lesser General Public
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22 * License along with FFmpeg; if not, write to the Free Software
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23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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24 */
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25
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26 #include "libavutil/atomic.h"
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27 #include "libavutil/attributes.h"
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28 #include "libavutil/common.h"
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29 #include "libavutil/display.h"
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30 #include "libavutil/internal.h"
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31 #include "libavutil/md5.h"
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32 #include "libavutil/opt.h"
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33 #include "libavutil/pixdesc.h"
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34 #include "libavutil/stereo3d.h"
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35
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36 #include "bswapdsp.h"
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37 #include "bytestream.h"
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38 #include "cabac_functions.h"
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39 #include "golomb.h"
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40 #include "hevc.h"
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41
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42 const uint8_t ff_hevc_pel_weight[65] = { [2] = 0, [4] = 1, [6] = 2, [8] = 3, [12] = 4, [16] = 5, [24] = 6, [32] = 7, [48] = 8, [64] = 9 };
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43
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44 /**
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45 * NOTE: Each function hls_foo correspond to the function foo in the
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46 * specification (HLS stands for High Level Syntax).
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47 */
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48
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49 /**
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50 * Section 5.7
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51 */
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52
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53 /* free everything allocated by pic_arrays_init() */
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54 static void pic_arrays_free(HEVCContext *s)
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55 {
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56 av_freep(&s->sao);
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57 av_freep(&s->deblock);
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58
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59 av_freep(&s->skip_flag);
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60 av_freep(&s->tab_ct_depth);
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61
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62 av_freep(&s->tab_ipm);
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63 av_freep(&s->cbf_luma);
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64 av_freep(&s->is_pcm);
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65
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66 av_freep(&s->qp_y_tab);
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67 av_freep(&s->tab_slice_address);
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68 av_freep(&s->filter_slice_edges);
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69
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70 av_freep(&s->horizontal_bs);
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71 av_freep(&s->vertical_bs);
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72
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73 av_freep(&s->sh.entry_point_offset);
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74 av_freep(&s->sh.size);
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75 av_freep(&s->sh.offset);
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76 #ifdef USE_PRED
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77 av_buffer_pool_uninit(&s->tab_mvf_pool);
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78 av_buffer_pool_uninit(&s->rpl_tab_pool);
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79 #endif
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80 }
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81
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82 /* allocate arrays that depend on frame dimensions */
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83 static int pic_arrays_init(HEVCContext *s, const HEVCSPS *sps)
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84 {
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85 int log2_min_cb_size = sps->log2_min_cb_size;
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86 int width = sps->width;
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87 int height = sps->height;
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88 int pic_size_in_ctb = ((width >> log2_min_cb_size) + 1) *
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89 ((height >> log2_min_cb_size) + 1);
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90 int ctb_count = sps->ctb_width * sps->ctb_height;
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91 int min_pu_size = sps->min_pu_width * sps->min_pu_height;
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92
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93 s->bs_width = (width >> 2) + 1;
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94 s->bs_height = (height >> 2) + 1;
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95
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96 s->sao = av_mallocz_array(ctb_count, sizeof(*s->sao));
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97 s->deblock = av_mallocz_array(ctb_count, sizeof(*s->deblock));
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98 if (!s->sao || !s->deblock)
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99 goto fail;
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100
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101 s->skip_flag = av_malloc(sps->min_cb_height * sps->min_cb_width);
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102 s->tab_ct_depth = av_malloc_array(sps->min_cb_height, sps->min_cb_width);
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103 if (!s->skip_flag || !s->tab_ct_depth)
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104 goto fail;
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105
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106 s->cbf_luma = av_malloc_array(sps->min_tb_width, sps->min_tb_height);
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107 s->tab_ipm = av_mallocz(min_pu_size);
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108 s->is_pcm = av_malloc((sps->min_pu_width + 1) * (sps->min_pu_height + 1));
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109 if (!s->tab_ipm || !s->cbf_luma || !s->is_pcm)
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110 goto fail;
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111
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112 s->filter_slice_edges = av_malloc(ctb_count);
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113 s->tab_slice_address = av_malloc_array(pic_size_in_ctb,
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114 sizeof(*s->tab_slice_address));
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115 s->qp_y_tab = av_malloc_array(pic_size_in_ctb,
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116 sizeof(*s->qp_y_tab));
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117 if (!s->qp_y_tab || !s->filter_slice_edges || !s->tab_slice_address)
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118 goto fail;
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119
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120 s->horizontal_bs = av_mallocz_array(s->bs_width, s->bs_height);
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121 s->vertical_bs = av_mallocz_array(s->bs_width, s->bs_height);
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122 if (!s->horizontal_bs || !s->vertical_bs)
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123 goto fail;
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124 #ifdef USE_PRED
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125 s->tab_mvf_pool = av_buffer_pool_init(min_pu_size * sizeof(MvField),
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126 av_buffer_allocz);
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127 s->rpl_tab_pool = av_buffer_pool_init(ctb_count * sizeof(RefPicListTab),
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128 av_buffer_allocz);
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129 if (!s->tab_mvf_pool || !s->rpl_tab_pool)
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130 goto fail;
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131 #endif
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132
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133 return 0;
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134
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135 fail:
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136 pic_arrays_free(s);
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137 return AVERROR(ENOMEM);
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138 }
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139
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140 #ifdef USE_PRED
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141 static void pred_weight_table(HEVCContext *s, GetBitContext *gb)
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142 {
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143 int i = 0;
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144 int j = 0;
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145 uint8_t luma_weight_l0_flag[16];
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146 uint8_t chroma_weight_l0_flag[16];
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147 uint8_t luma_weight_l1_flag[16];
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148 uint8_t chroma_weight_l1_flag[16];
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149
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150 s->sh.luma_log2_weight_denom = get_ue_golomb_long(gb);
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151 if (s->sps->chroma_format_idc != 0) {
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152 int delta = get_se_golomb(gb);
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153 s->sh.chroma_log2_weight_denom = av_clip(s->sh.luma_log2_weight_denom + delta, 0, 7);
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154 }
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155
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156 for (i = 0; i < s->sh.nb_refs[L0]; i++) {
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157 luma_weight_l0_flag[i] = get_bits1(gb);
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158 if (!luma_weight_l0_flag[i]) {
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159 s->sh.luma_weight_l0[i] = 1 << s->sh.luma_log2_weight_denom;
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160 s->sh.luma_offset_l0[i] = 0;
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161 }
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162 }
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163 if (s->sps->chroma_format_idc != 0) {
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164 for (i = 0; i < s->sh.nb_refs[L0]; i++)
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165 chroma_weight_l0_flag[i] = get_bits1(gb);
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166 } else {
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167 for (i = 0; i < s->sh.nb_refs[L0]; i++)
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168 chroma_weight_l0_flag[i] = 0;
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169 }
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170 for (i = 0; i < s->sh.nb_refs[L0]; i++) {
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171 if (luma_weight_l0_flag[i]) {
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172 int delta_luma_weight_l0 = get_se_golomb(gb);
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173 s->sh.luma_weight_l0[i] = (1 << s->sh.luma_log2_weight_denom) + delta_luma_weight_l0;
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174 s->sh.luma_offset_l0[i] = get_se_golomb(gb);
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175 }
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176 if (chroma_weight_l0_flag[i]) {
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177 for (j = 0; j < 2; j++) {
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178 int delta_chroma_weight_l0 = get_se_golomb(gb);
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179 int delta_chroma_offset_l0 = get_se_golomb(gb);
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180 s->sh.chroma_weight_l0[i][j] = (1 << s->sh.chroma_log2_weight_denom) + delta_chroma_weight_l0;
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181 s->sh.chroma_offset_l0[i][j] = av_clip((delta_chroma_offset_l0 - ((128 * s->sh.chroma_weight_l0[i][j])
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182 >> s->sh.chroma_log2_weight_denom) + 128), -128, 127);
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183 }
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184 } else {
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185 s->sh.chroma_weight_l0[i][0] = 1 << s->sh.chroma_log2_weight_denom;
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186 s->sh.chroma_offset_l0[i][0] = 0;
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187 s->sh.chroma_weight_l0[i][1] = 1 << s->sh.chroma_log2_weight_denom;
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188 s->sh.chroma_offset_l0[i][1] = 0;
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189 }
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190 }
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191 #ifdef USE_BIPRED
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192 if (s->sh.slice_type == B_SLICE) {
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193 for (i = 0; i < s->sh.nb_refs[L1]; i++) {
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194 luma_weight_l1_flag[i] = get_bits1(gb);
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195 if (!luma_weight_l1_flag[i]) {
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196 s->sh.luma_weight_l1[i] = 1 << s->sh.luma_log2_weight_denom;
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197 s->sh.luma_offset_l1[i] = 0;
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198 }
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199 }
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200 if (s->sps->chroma_format_idc != 0) {
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201 for (i = 0; i < s->sh.nb_refs[L1]; i++)
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202 chroma_weight_l1_flag[i] = get_bits1(gb);
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203 } else {
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204 for (i = 0; i < s->sh.nb_refs[L1]; i++)
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205 chroma_weight_l1_flag[i] = 0;
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206 }
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207 for (i = 0; i < s->sh.nb_refs[L1]; i++) {
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208 if (luma_weight_l1_flag[i]) {
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209 int delta_luma_weight_l1 = get_se_golomb(gb);
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210 s->sh.luma_weight_l1[i] = (1 << s->sh.luma_log2_weight_denom) + delta_luma_weight_l1;
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211 s->sh.luma_offset_l1[i] = get_se_golomb(gb);
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212 }
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213 if (chroma_weight_l1_flag[i]) {
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214 for (j = 0; j < 2; j++) {
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215 int delta_chroma_weight_l1 = get_se_golomb(gb);
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216 int delta_chroma_offset_l1 = get_se_golomb(gb);
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217 s->sh.chroma_weight_l1[i][j] = (1 << s->sh.chroma_log2_weight_denom) + delta_chroma_weight_l1;
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218 s->sh.chroma_offset_l1[i][j] = av_clip((delta_chroma_offset_l1 - ((128 * s->sh.chroma_weight_l1[i][j])
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219 >> s->sh.chroma_log2_weight_denom) + 128), -128, 127);
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220 }
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221 } else {
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222 s->sh.chroma_weight_l1[i][0] = 1 << s->sh.chroma_log2_weight_denom;
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223 s->sh.chroma_offset_l1[i][0] = 0;
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224 s->sh.chroma_weight_l1[i][1] = 1 << s->sh.chroma_log2_weight_denom;
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225 s->sh.chroma_offset_l1[i][1] = 0;
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226 }
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227 }
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228 }
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229 #endif
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230 }
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231
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232 static int decode_lt_rps(HEVCContext *s, LongTermRPS *rps, GetBitContext *gb)
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233 {
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234 const HEVCSPS *sps = s->sps;
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235 int max_poc_lsb = 1 << sps->log2_max_poc_lsb;
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236 int prev_delta_msb = 0;
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237 unsigned int nb_sps = 0, nb_sh;
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238 int i;
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239
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240 rps->nb_refs = 0;
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241 if (!sps->long_term_ref_pics_present_flag)
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242 return 0;
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243
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244 if (sps->num_long_term_ref_pics_sps > 0)
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245 nb_sps = get_ue_golomb_long(gb);
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246 nb_sh = get_ue_golomb_long(gb);
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247
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248 if (nb_sh + (uint64_t)nb_sps > FF_ARRAY_ELEMS(rps->poc))
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249 return AVERROR_INVALIDDATA;
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250
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251 rps->nb_refs = nb_sh + nb_sps;
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252
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253 for (i = 0; i < rps->nb_refs; i++) {
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254 uint8_t delta_poc_msb_present;
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255
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256 if (i < nb_sps) {
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257 uint8_t lt_idx_sps = 0;
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258
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259 if (sps->num_long_term_ref_pics_sps > 1)
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260 lt_idx_sps = get_bits(gb, av_ceil_log2(sps->num_long_term_ref_pics_sps));
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261
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262 rps->poc[i] = sps->lt_ref_pic_poc_lsb_sps[lt_idx_sps];
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263 rps->used[i] = sps->used_by_curr_pic_lt_sps_flag[lt_idx_sps];
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264 } else {
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265 rps->poc[i] = get_bits(gb, sps->log2_max_poc_lsb);
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266 rps->used[i] = get_bits1(gb);
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267 }
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268
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269 delta_poc_msb_present = get_bits1(gb);
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270 if (delta_poc_msb_present) {
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271 int delta = get_ue_golomb_long(gb);
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272
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273 if (i && i != nb_sps)
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274 delta += prev_delta_msb;
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275
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276 rps->poc[i] += s->poc - delta * max_poc_lsb - s->sh.pic_order_cnt_lsb;
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277 prev_delta_msb = delta;
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278 }
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279 }
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280
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281 return 0;
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282 }
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283 #endif
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284
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285 static int get_buffer_sao(HEVCContext *s, AVFrame *frame, const HEVCSPS *sps)
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286 {
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287 int ret, i;
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288
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289 frame->width = s->avctx->coded_width + 2;
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290 frame->height = s->avctx->coded_height + 2;
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291 if ((ret = ff_get_buffer(s->avctx, frame, AV_GET_BUFFER_FLAG_REF)) < 0)
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292 return ret;
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293 for (i = 0; frame->data[i]; i++) {
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294 int offset = frame->linesize[i] + (1 << sps->pixel_shift);
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295 frame->data[i] += offset;
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296 }
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297 frame->width = s->avctx->coded_width;
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298 frame->height = s->avctx->coded_height;
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299
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300 return 0;
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301 }
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302
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303 static int set_sps(HEVCContext *s, const HEVCSPS *sps)
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304 {
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305 int ret;
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306
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307 pic_arrays_free(s);
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308 ret = pic_arrays_init(s, sps);
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309 if (ret < 0)
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310 goto fail;
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311
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312 s->avctx->coded_width = sps->width;
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313 s->avctx->coded_height = sps->height;
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314 s->avctx->width = sps->output_width;
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315 s->avctx->height = sps->output_height;
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316 s->avctx->pix_fmt = sps->pix_fmt;
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317 s->avctx->has_b_frames = sps->temporal_layer[sps->max_sub_layers - 1].num_reorder_pics;
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318
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319 ff_set_sar(s->avctx, sps->vui.sar);
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320
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321 if (sps->vui.video_signal_type_present_flag)
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322 s->avctx->color_range = sps->vui.video_full_range_flag ? AVCOL_RANGE_JPEG
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323 : AVCOL_RANGE_MPEG;
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324 else
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325 s->avctx->color_range = AVCOL_RANGE_MPEG;
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326
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327 if (sps->vui.colour_description_present_flag) {
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328 s->avctx->color_primaries = sps->vui.colour_primaries;
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329 s->avctx->color_trc = sps->vui.transfer_characteristic;
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330 s->avctx->colorspace = sps->vui.matrix_coeffs;
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331 } else {
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332 s->avctx->color_primaries = AVCOL_PRI_UNSPECIFIED;
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333 s->avctx->color_trc = AVCOL_TRC_UNSPECIFIED;
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334 s->avctx->colorspace = AVCOL_SPC_UNSPECIFIED;
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335 }
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336
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337 #ifdef USE_FUNC_PTR
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338 ff_hevc_pred_init(&s->hpc, sps->bit_depth);
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339 #endif
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340 ff_hevc_dsp_init (&s->hevcdsp, sps->bit_depth);
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341 #ifdef USE_PRED
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342 ff_videodsp_init (&s->vdsp, sps->bit_depth);
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343 #endif
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344
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345 if (sps->sao_enabled) {
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346 #ifdef USE_SAO_SMALL_BUFFER
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347 {
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348 int ctb_size = 1 << s->sps->log2_ctb_size;
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349 int c_count = (s->sps->chroma_format_idc != 0) ? 3 : 1;
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350 int c_idx;
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351
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352 s->sao_pixel_buffer =
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353 av_malloc(((ctb_size + 2) * (ctb_size + 2)) <<
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354 s->sps->pixel_shift);
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355 for(c_idx = 0; c_idx < c_count; c_idx++) {
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356 int w = s->sps->width >> s->sps->hshift[c_idx];
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357 int h = s->sps->height >> s->sps->vshift[c_idx];
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358 s->sao_pixel_buffer_h[c_idx] =
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359 av_malloc((w * 2 * s->sps->ctb_height) <<
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360 s->sps->pixel_shift);
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361 s->sao_pixel_buffer_v[c_idx] =
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362 av_malloc((h * 2 * s->sps->ctb_width) <<
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363 s->sps->pixel_shift);
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364 }
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365 }
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366 #else
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367 av_frame_unref(s->tmp_frame);
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368 ret = get_buffer_sao(s, s->tmp_frame, sps);
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369 s->sao_frame = s->tmp_frame;
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370 #endif
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371 }
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372
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373 s->sps = sps;
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374 s->vps = (HEVCVPS*) s->vps_list[s->sps->vps_id]->data;
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375
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376 #ifdef USE_FULL
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377 {
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378 unsigned int num = 0, den = 0;
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379 if (s->vps->vps_timing_info_present_flag) {
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380 num = s->vps->vps_num_units_in_tick;
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381 den = s->vps->vps_time_scale;
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382 } else if (sps->vui.vui_timing_info_present_flag) {
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383 num = sps->vui.vui_num_units_in_tick;
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384 den = sps->vui.vui_time_scale;
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385 }
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386
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387 if (num != 0 && den != 0)
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388 av_reduce(&s->avctx->framerate.den, &s->avctx->framerate.num,
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389 num, den, 1 << 30);
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390 }
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|
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391 #endif
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392
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393 return 0;
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394
|
|
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395 fail:
|
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|
396 pic_arrays_free(s);
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|
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397 s->sps = NULL;
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|
|
398 return ret;
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|
|
399 }
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400
|
|
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401 static int hls_slice_header(HEVCContext *s)
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|
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402 {
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|
|
403 GetBitContext *gb = &s->HEVClc->gb;
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|
|
404 SliceHeader *sh = &s->sh;
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|
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405 int i, j, ret;
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|
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406
|
|
|
407 // Coded parameters
|
|
|
408 sh->first_slice_in_pic_flag = get_bits1(gb);
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|
|
409 if ((IS_IDR(s) || IS_BLA(s)) && sh->first_slice_in_pic_flag) {
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|
|
410 s->seq_decode = (s->seq_decode + 1) & 0xff;
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|
|
411 s->max_ra = INT_MAX;
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|
|
412 if (IS_IDR(s))
|
|
|
413 ff_hevc_clear_refs(s);
|
|
|
414 }
|
|
|
415 sh->no_output_of_prior_pics_flag = 0;
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|
|
416 if (IS_IRAP(s))
|
|
|
417 sh->no_output_of_prior_pics_flag = get_bits1(gb);
|
|
|
418
|
|
|
419 sh->pps_id = get_ue_golomb_long(gb);
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|
|
420 if (sh->pps_id >= MAX_PPS_COUNT || !s->pps_list[sh->pps_id]) {
|
|
|
421 av_log(s->avctx, AV_LOG_ERROR, "PPS id out of range: %d\n", sh->pps_id);
|
|
|
422 return AVERROR_INVALIDDATA;
|
|
|
423 }
|
|
|
424 if (!sh->first_slice_in_pic_flag &&
|
|
|
425 s->pps != (HEVCPPS*)s->pps_list[sh->pps_id]->data) {
|
|
|
426 av_log(s->avctx, AV_LOG_ERROR, "PPS changed between slices.\n");
|
|
|
427 return AVERROR_INVALIDDATA;
|
|
|
428 }
|
|
|
429 s->pps = (HEVCPPS*)s->pps_list[sh->pps_id]->data;
|
|
|
430 if (s->nal_unit_type == NAL_CRA_NUT && s->last_eos == 1)
|
|
|
431 sh->no_output_of_prior_pics_flag = 1;
|
|
|
432
|
|
|
433 if (s->sps != (HEVCSPS*)s->sps_list[s->pps->sps_id]->data) {
|
|
|
434 const HEVCSPS* last_sps = s->sps;
|
|
|
435 s->sps = (HEVCSPS*)s->sps_list[s->pps->sps_id]->data;
|
|
|
436 if (last_sps && IS_IRAP(s) && s->nal_unit_type != NAL_CRA_NUT) {
|
|
|
437 if (s->sps->width != last_sps->width || s->sps->height != last_sps->height ||
|
|
|
438 s->sps->temporal_layer[s->sps->max_sub_layers - 1].max_dec_pic_buffering !=
|
|
|
439 last_sps->temporal_layer[last_sps->max_sub_layers - 1].max_dec_pic_buffering)
|
|
|
440 sh->no_output_of_prior_pics_flag = 0;
|
|
|
441 }
|
|
|
442 ff_hevc_clear_refs(s);
|
|
|
443 ret = set_sps(s, s->sps);
|
|
|
444 if (ret < 0)
|
|
|
445 return ret;
|
|
|
446
|
|
|
447 s->seq_decode = (s->seq_decode + 1) & 0xff;
|
|
|
448 s->max_ra = INT_MAX;
|
|
|
449 }
|
|
|
450
|
|
|
451 s->avctx->profile = s->sps->ptl.general_ptl.profile_idc;
|
|
|
452 s->avctx->level = s->sps->ptl.general_ptl.level_idc;
|
|
|
453
|
|
|
454 sh->dependent_slice_segment_flag = 0;
|
|
|
455 if (!sh->first_slice_in_pic_flag) {
|
|
|
456 int slice_address_length;
|
|
|
457
|
|
|
458 if (s->pps->dependent_slice_segments_enabled_flag)
|
|
|
459 sh->dependent_slice_segment_flag = get_bits1(gb);
|
|
|
460
|
|
|
461 slice_address_length = av_ceil_log2(s->sps->ctb_width *
|
|
|
462 s->sps->ctb_height);
|
|
|
463 sh->slice_segment_addr = get_bits(gb, slice_address_length);
|
|
|
464 if (sh->slice_segment_addr >= s->sps->ctb_width * s->sps->ctb_height) {
|
|
|
465 av_log(s->avctx, AV_LOG_ERROR,
|
|
|
466 "Invalid slice segment address: %u.\n",
|
|
|
467 sh->slice_segment_addr);
|
|
|
468 return AVERROR_INVALIDDATA;
|
|
|
469 }
|
|
|
470
|
|
|
471 if (!sh->dependent_slice_segment_flag) {
|
|
|
472 sh->slice_addr = sh->slice_segment_addr;
|
|
|
473 s->slice_idx++;
|
|
|
474 }
|
|
|
475 } else {
|
|
|
476 sh->slice_segment_addr = sh->slice_addr = 0;
|
|
|
477 s->slice_idx = 0;
|
|
|
478 s->slice_initialized = 0;
|
|
|
479 }
|
|
|
480
|
|
|
481 if (!sh->dependent_slice_segment_flag) {
|
|
|
482 s->slice_initialized = 0;
|
|
|
483
|
|
|
484 for (i = 0; i < s->pps->num_extra_slice_header_bits; i++)
|
|
|
485 skip_bits(gb, 1); // slice_reserved_undetermined_flag[]
|
|
|
486
|
|
|
487 sh->slice_type = get_ue_golomb_long(gb);
|
|
|
488 if (!(sh->slice_type == I_SLICE ||
|
|
|
489 sh->slice_type == P_SLICE ||
|
|
|
490 sh->slice_type == B_SLICE)) {
|
|
|
491 av_log(s->avctx, AV_LOG_ERROR, "Unknown slice type: %d.\n",
|
|
|
492 sh->slice_type);
|
|
|
493 return AVERROR_INVALIDDATA;
|
|
|
494 }
|
|
|
495 if (IS_IRAP(s) && sh->slice_type != I_SLICE) {
|
|
|
496 av_log(s->avctx, AV_LOG_ERROR, "Inter slices in an IRAP frame.\n");
|
|
|
497 return AVERROR_INVALIDDATA;
|
|
|
498 }
|
|
|
499
|
|
|
500 // when flag is not present, picture is inferred to be output
|
|
|
501 sh->pic_output_flag = 1;
|
|
|
502 if (s->pps->output_flag_present_flag)
|
|
|
503 sh->pic_output_flag = get_bits1(gb);
|
|
|
504
|
|
|
505 if (s->sps->separate_colour_plane_flag)
|
|
|
506 sh->colour_plane_id = get_bits(gb, 2);
|
|
|
507
|
|
|
508 if (!IS_IDR(s)) {
|
|
|
509 #ifdef USE_PRED
|
|
|
510 int short_term_ref_pic_set_sps_flag, poc;
|
|
|
511
|
|
|
512 sh->pic_order_cnt_lsb = get_bits(gb, s->sps->log2_max_poc_lsb);
|
|
|
513 poc = ff_hevc_compute_poc(s, sh->pic_order_cnt_lsb);
|
|
|
514 if (!sh->first_slice_in_pic_flag && poc != s->poc) {
|
|
|
515 av_log(s->avctx, AV_LOG_WARNING,
|
|
|
516 "Ignoring POC change between slices: %d -> %d\n", s->poc, poc);
|
|
|
517 if (s->avctx->err_recognition & AV_EF_EXPLODE)
|
|
|
518 return AVERROR_INVALIDDATA;
|
|
|
519 poc = s->poc;
|
|
|
520 }
|
|
|
521 s->poc = poc;
|
|
|
522
|
|
|
523 short_term_ref_pic_set_sps_flag = get_bits1(gb);
|
|
|
524 if (!short_term_ref_pic_set_sps_flag) {
|
|
|
525 ret = ff_hevc_decode_short_term_rps(s, &sh->slice_rps, s->sps, 1);
|
|
|
526 if (ret < 0)
|
|
|
527 return ret;
|
|
|
528
|
|
|
529 sh->short_term_rps = &sh->slice_rps;
|
|
|
530 } else {
|
|
|
531 int numbits, rps_idx;
|
|
|
532
|
|
|
533 if (!s->sps->nb_st_rps) {
|
|
|
534 av_log(s->avctx, AV_LOG_ERROR, "No ref lists in the SPS.\n");
|
|
|
535 return AVERROR_INVALIDDATA;
|
|
|
536 }
|
|
|
537
|
|
|
538 numbits = av_ceil_log2(s->sps->nb_st_rps);
|
|
|
539 rps_idx = numbits > 0 ? get_bits(gb, numbits) : 0;
|
|
|
540 sh->short_term_rps = &s->sps->st_rps[rps_idx];
|
|
|
541 }
|
|
|
542
|
|
|
543 ret = decode_lt_rps(s, &sh->long_term_rps, gb);
|
|
|
544 if (ret < 0) {
|
|
|
545 av_log(s->avctx, AV_LOG_WARNING, "Invalid long term RPS.\n");
|
|
|
546 if (s->avctx->err_recognition & AV_EF_EXPLODE)
|
|
|
547 return AVERROR_INVALIDDATA;
|
|
|
548 }
|
|
|
549
|
|
|
550 if (s->sps->sps_temporal_mvp_enabled_flag)
|
|
|
551 sh->slice_temporal_mvp_enabled_flag = get_bits1(gb);
|
|
|
552 else
|
|
|
553 sh->slice_temporal_mvp_enabled_flag = 0;
|
|
|
554 #else
|
|
|
555 abort();
|
|
|
556 #endif
|
|
|
557 } else {
|
|
|
558 s->sh.short_term_rps = NULL;
|
|
|
559 s->poc = 0;
|
|
|
560 }
|
|
|
561
|
|
|
562 /* 8.3.1 */
|
|
|
563 if (s->temporal_id == 0 &&
|
|
|
564 s->nal_unit_type != NAL_TRAIL_N &&
|
|
|
565 s->nal_unit_type != NAL_TSA_N &&
|
|
|
566 s->nal_unit_type != NAL_STSA_N &&
|
|
|
567 s->nal_unit_type != NAL_RADL_N &&
|
|
|
568 s->nal_unit_type != NAL_RADL_R &&
|
|
|
569 s->nal_unit_type != NAL_RASL_N &&
|
|
|
570 s->nal_unit_type != NAL_RASL_R)
|
|
|
571 s->pocTid0 = s->poc;
|
|
|
572
|
|
|
573 if (s->sps->sao_enabled) {
|
|
|
574 sh->slice_sample_adaptive_offset_flag[0] = get_bits1(gb);
|
|
|
575 if (s->sps->chroma_format_idc != 0) {
|
|
|
576 sh->slice_sample_adaptive_offset_flag[1] =
|
|
|
577 sh->slice_sample_adaptive_offset_flag[2] = get_bits1(gb);
|
|
|
578 } else {
|
|
|
579 sh->slice_sample_adaptive_offset_flag[1] = 0;
|
|
|
580 sh->slice_sample_adaptive_offset_flag[2] = 0;
|
|
|
581 }
|
|
|
582 } else {
|
|
|
583 sh->slice_sample_adaptive_offset_flag[0] = 0;
|
|
|
584 sh->slice_sample_adaptive_offset_flag[1] = 0;
|
|
|
585 sh->slice_sample_adaptive_offset_flag[2] = 0;
|
|
|
586 }
|
|
|
587
|
|
|
588 sh->nb_refs[L0] = sh->nb_refs[L1] = 0;
|
|
|
589 #ifdef USE_PRED
|
|
|
590 if (sh->slice_type == P_SLICE || sh->slice_type == B_SLICE) {
|
|
|
591 int nb_refs;
|
|
|
592
|
|
|
593 sh->nb_refs[L0] = s->pps->num_ref_idx_l0_default_active;
|
|
|
594 if (sh->slice_type == B_SLICE)
|
|
|
595 sh->nb_refs[L1] = s->pps->num_ref_idx_l1_default_active;
|
|
|
596
|
|
|
597 if (get_bits1(gb)) { // num_ref_idx_active_override_flag
|
|
|
598 sh->nb_refs[L0] = get_ue_golomb_long(gb) + 1;
|
|
|
599 if (sh->slice_type == B_SLICE)
|
|
|
600 sh->nb_refs[L1] = get_ue_golomb_long(gb) + 1;
|
|
|
601 }
|
|
|
602 if (sh->nb_refs[L0] > MAX_REFS || sh->nb_refs[L1] > MAX_REFS) {
|
|
|
603 av_log(s->avctx, AV_LOG_ERROR, "Too many refs: %d/%d.\n",
|
|
|
604 sh->nb_refs[L0], sh->nb_refs[L1]);
|
|
|
605 return AVERROR_INVALIDDATA;
|
|
|
606 }
|
|
|
607
|
|
|
608 sh->rpl_modification_flag[0] = 0;
|
|
|
609 sh->rpl_modification_flag[1] = 0;
|
|
|
610 nb_refs = ff_hevc_frame_nb_refs(s);
|
|
|
611 if (!nb_refs) {
|
|
|
612 av_log(s->avctx, AV_LOG_ERROR, "Zero refs for a frame with P or B slices.\n");
|
|
|
613 return AVERROR_INVALIDDATA;
|
|
|
614 }
|
|
|
615
|
|
|
616 if (s->pps->lists_modification_present_flag && nb_refs > 1) {
|
|
|
617 sh->rpl_modification_flag[0] = get_bits1(gb);
|
|
|
618 if (sh->rpl_modification_flag[0]) {
|
|
|
619 for (i = 0; i < sh->nb_refs[L0]; i++)
|
|
|
620 sh->list_entry_lx[0][i] = get_bits(gb, av_ceil_log2(nb_refs));
|
|
|
621 }
|
|
|
622
|
|
|
623 if (sh->slice_type == B_SLICE) {
|
|
|
624 sh->rpl_modification_flag[1] = get_bits1(gb);
|
|
|
625 if (sh->rpl_modification_flag[1] == 1)
|
|
|
626 for (i = 0; i < sh->nb_refs[L1]; i++)
|
|
|
627 sh->list_entry_lx[1][i] = get_bits(gb, av_ceil_log2(nb_refs));
|
|
|
628 }
|
|
|
629 }
|
|
|
630
|
|
|
631 if (sh->slice_type == B_SLICE)
|
|
|
632 sh->mvd_l1_zero_flag = get_bits1(gb);
|
|
|
633
|
|
|
634 if (s->pps->cabac_init_present_flag)
|
|
|
635 sh->cabac_init_flag = get_bits1(gb);
|
|
|
636 else
|
|
|
637 sh->cabac_init_flag = 0;
|
|
|
638
|
|
|
639 sh->collocated_ref_idx = 0;
|
|
|
640 if (sh->slice_temporal_mvp_enabled_flag) {
|
|
|
641 sh->collocated_list = L0;
|
|
|
642 if (sh->slice_type == B_SLICE)
|
|
|
643 sh->collocated_list = !get_bits1(gb);
|
|
|
644
|
|
|
645 if (sh->nb_refs[sh->collocated_list] > 1) {
|
|
|
646 sh->collocated_ref_idx = get_ue_golomb_long(gb);
|
|
|
647 if (sh->collocated_ref_idx >= sh->nb_refs[sh->collocated_list]) {
|
|
|
648 av_log(s->avctx, AV_LOG_ERROR,
|
|
|
649 "Invalid collocated_ref_idx: %d.\n",
|
|
|
650 sh->collocated_ref_idx);
|
|
|
651 return AVERROR_INVALIDDATA;
|
|
|
652 }
|
|
|
653 }
|
|
|
654 }
|
|
|
655
|
|
|
656 if ((s->pps->weighted_pred_flag && sh->slice_type == P_SLICE) ||
|
|
|
657 (s->pps->weighted_bipred_flag && sh->slice_type == B_SLICE)) {
|
|
|
658 pred_weight_table(s, gb);
|
|
|
659 }
|
|
|
660
|
|
|
661 sh->max_num_merge_cand = 5 - get_ue_golomb_long(gb);
|
|
|
662 if (sh->max_num_merge_cand < 1 || sh->max_num_merge_cand > 5) {
|
|
|
663 av_log(s->avctx, AV_LOG_ERROR,
|
|
|
664 "Invalid number of merging MVP candidates: %d.\n",
|
|
|
665 sh->max_num_merge_cand);
|
|
|
666 return AVERROR_INVALIDDATA;
|
|
|
667 }
|
|
|
668 }
|
|
|
669 #endif
|
|
|
670
|
|
|
671 sh->slice_qp_delta = get_se_golomb(gb);
|
|
|
672
|
|
|
673 if (s->pps->pic_slice_level_chroma_qp_offsets_present_flag) {
|
|
|
674 sh->slice_cb_qp_offset = get_se_golomb(gb);
|
|
|
675 sh->slice_cr_qp_offset = get_se_golomb(gb);
|
|
|
676 } else {
|
|
|
677 sh->slice_cb_qp_offset = 0;
|
|
|
678 sh->slice_cr_qp_offset = 0;
|
|
|
679 }
|
|
|
680
|
|
|
681 if (s->pps->chroma_qp_offset_list_enabled_flag)
|
|
|
682 sh->cu_chroma_qp_offset_enabled_flag = get_bits1(gb);
|
|
|
683 else
|
|
|
684 sh->cu_chroma_qp_offset_enabled_flag = 0;
|
|
|
685
|
|
|
686 if (s->pps->deblocking_filter_control_present_flag) {
|
|
|
687 int deblocking_filter_override_flag = 0;
|
|
|
688
|
|
|
689 if (s->pps->deblocking_filter_override_enabled_flag)
|
|
|
690 deblocking_filter_override_flag = get_bits1(gb);
|
|
|
691
|
|
|
692 if (deblocking_filter_override_flag) {
|
|
|
693 sh->disable_deblocking_filter_flag = get_bits1(gb);
|
|
|
694 if (!sh->disable_deblocking_filter_flag) {
|
|
|
695 sh->beta_offset = get_se_golomb(gb) * 2;
|
|
|
696 sh->tc_offset = get_se_golomb(gb) * 2;
|
|
|
697 }
|
|
|
698 } else {
|
|
|
699 sh->disable_deblocking_filter_flag = s->pps->disable_dbf;
|
|
|
700 sh->beta_offset = s->pps->beta_offset;
|
|
|
701 sh->tc_offset = s->pps->tc_offset;
|
|
|
702 }
|
|
|
703 } else {
|
|
|
704 sh->disable_deblocking_filter_flag = 0;
|
|
|
705 sh->beta_offset = 0;
|
|
|
706 sh->tc_offset = 0;
|
|
|
707 }
|
|
|
708
|
|
|
709 if (s->pps->seq_loop_filter_across_slices_enabled_flag &&
|
|
|
710 (sh->slice_sample_adaptive_offset_flag[0] ||
|
|
|
711 sh->slice_sample_adaptive_offset_flag[1] ||
|
|
|
712 !sh->disable_deblocking_filter_flag)) {
|
|
|
713 sh->slice_loop_filter_across_slices_enabled_flag = get_bits1(gb);
|
|
|
714 } else {
|
|
|
715 sh->slice_loop_filter_across_slices_enabled_flag = s->pps->seq_loop_filter_across_slices_enabled_flag;
|
|
|
716 }
|
|
|
717 } else if (!s->slice_initialized) {
|
|
|
718 av_log(s->avctx, AV_LOG_ERROR, "Independent slice segment missing.\n");
|
|
|
719 return AVERROR_INVALIDDATA;
|
|
|
720 }
|
|
|
721
|
|
|
722 sh->num_entry_point_offsets = 0;
|
|
|
723 if (s->pps->tiles_enabled_flag || s->pps->entropy_coding_sync_enabled_flag) {
|
|
|
724 sh->num_entry_point_offsets = get_ue_golomb_long(gb);
|
|
|
725 if (sh->num_entry_point_offsets > 0) {
|
|
|
726 int offset_len = get_ue_golomb_long(gb) + 1;
|
|
|
727 int segments = offset_len >> 4;
|
|
|
728 int rest = (offset_len & 15);
|
|
|
729 av_freep(&sh->entry_point_offset);
|
|
|
730 av_freep(&sh->offset);
|
|
|
731 av_freep(&sh->size);
|
|
|
732 sh->entry_point_offset = av_malloc_array(sh->num_entry_point_offsets, sizeof(int));
|
|
|
733 sh->offset = av_malloc_array(sh->num_entry_point_offsets, sizeof(int));
|
|
|
734 sh->size = av_malloc_array(sh->num_entry_point_offsets, sizeof(int));
|
|
|
735 if (!sh->entry_point_offset || !sh->offset || !sh->size) {
|
|
|
736 sh->num_entry_point_offsets = 0;
|
|
|
737 av_log(s->avctx, AV_LOG_ERROR, "Failed to allocate memory\n");
|
|
|
738 return AVERROR(ENOMEM);
|
|
|
739 }
|
|
|
740 for (i = 0; i < sh->num_entry_point_offsets; i++) {
|
|
|
741 int val = 0;
|
|
|
742 for (j = 0; j < segments; j++) {
|
|
|
743 val <<= 16;
|
|
|
744 val += get_bits(gb, 16);
|
|
|
745 }
|
|
|
746 if (rest) {
|
|
|
747 val <<= rest;
|
|
|
748 val += get_bits(gb, rest);
|
|
|
749 }
|
|
|
750 sh->entry_point_offset[i] = val + 1; // +1; // +1 to get the size
|
|
|
751 }
|
|
|
752 if (s->threads_number > 1 && (s->pps->num_tile_rows > 1 || s->pps->num_tile_columns > 1)) {
|
|
|
753 s->enable_parallel_tiles = 0; // TODO: you can enable tiles in parallel here
|
|
|
754 s->threads_number = 1;
|
|
|
755 } else
|
|
|
756 s->enable_parallel_tiles = 0;
|
|
|
757 } else
|
|
|
758 s->enable_parallel_tiles = 0;
|
|
|
759 }
|
|
|
760
|
|
|
761 if (s->pps->slice_header_extension_present_flag) {
|
|
|
762 unsigned int length = get_ue_golomb_long(gb);
|
|
|
763 if (length*8LL > get_bits_left(gb)) {
|
|
|
764 av_log(s->avctx, AV_LOG_ERROR, "too many slice_header_extension_data_bytes\n");
|
|
|
765 return AVERROR_INVALIDDATA;
|
|
|
766 }
|
|
|
767 for (i = 0; i < length; i++)
|
|
|
768 skip_bits(gb, 8); // slice_header_extension_data_byte
|
|
|
769 }
|
|
|
770
|
|
|
771 // Inferred parameters
|
|
|
772 sh->slice_qp = 26U + s->pps->pic_init_qp_minus26 + sh->slice_qp_delta;
|
|
|
773 if (sh->slice_qp > 51 ||
|
|
|
774 sh->slice_qp < -s->sps->qp_bd_offset) {
|
|
|
775 av_log(s->avctx, AV_LOG_ERROR,
|
|
|
776 "The slice_qp %d is outside the valid range "
|
|
|
777 "[%d, 51].\n",
|
|
|
778 sh->slice_qp,
|
|
|
779 -s->sps->qp_bd_offset);
|
|
|
780 return AVERROR_INVALIDDATA;
|
|
|
781 }
|
|
|
782
|
|
|
783 sh->slice_ctb_addr_rs = sh->slice_segment_addr;
|
|
|
784
|
|
|
785 if (!s->sh.slice_ctb_addr_rs && s->sh.dependent_slice_segment_flag) {
|
|
|
786 av_log(s->avctx, AV_LOG_ERROR, "Impossible slice segment.\n");
|
|
|
787 return AVERROR_INVALIDDATA;
|
|
|
788 }
|
|
|
789
|
|
|
790 if (get_bits_left(gb) < 0) {
|
|
|
791 av_log(s->avctx, AV_LOG_ERROR,
|
|
|
792 "Overread slice header by %d bits\n", -get_bits_left(gb));
|
|
|
793 return AVERROR_INVALIDDATA;
|
|
|
794 }
|
|
|
795
|
|
|
796 s->HEVClc->first_qp_group = !s->sh.dependent_slice_segment_flag;
|
|
|
797
|
|
|
798 if (!s->pps->cu_qp_delta_enabled_flag)
|
|
|
799 s->HEVClc->qp_y = s->sh.slice_qp;
|
|
|
800
|
|
|
801 s->slice_initialized = 1;
|
|
|
802 s->HEVClc->tu.cu_qp_offset_cb = 0;
|
|
|
803 s->HEVClc->tu.cu_qp_offset_cr = 0;
|
|
|
804
|
|
|
805 return 0;
|
|
|
806 }
|
|
|
807
|
|
|
808 #define CTB(tab, x, y) ((tab)[(y) * s->sps->ctb_width + (x)])
|
|
|
809
|
|
|
810 #define SET_SAO(elem, value) \
|
|
|
811 do { \
|
|
|
812 if (!sao_merge_up_flag && !sao_merge_left_flag) \
|
|
|
813 sao->elem = value; \
|
|
|
814 else if (sao_merge_left_flag) \
|
|
|
815 sao->elem = CTB(s->sao, rx-1, ry).elem; \
|
|
|
816 else if (sao_merge_up_flag) \
|
|
|
817 sao->elem = CTB(s->sao, rx, ry-1).elem; \
|
|
|
818 else \
|
|
|
819 sao->elem = 0; \
|
|
|
820 } while (0)
|
|
|
821
|
|
|
822 static void hls_sao_param(HEVCContext *s, int rx, int ry)
|
|
|
823 {
|
|
|
824 HEVCLocalContext *lc = s->HEVClc;
|
|
|
825 int sao_merge_left_flag = 0;
|
|
|
826 int sao_merge_up_flag = 0;
|
|
|
827 SAOParams *sao = &CTB(s->sao, rx, ry);
|
|
|
828 int c_idx, i, c_count;
|
|
|
829
|
|
|
830 if (s->sh.slice_sample_adaptive_offset_flag[0] ||
|
|
|
831 s->sh.slice_sample_adaptive_offset_flag[1]) {
|
|
|
832 if (rx > 0) {
|
|
|
833 if (lc->ctb_left_flag)
|
|
|
834 sao_merge_left_flag = ff_hevc_sao_merge_flag_decode(s);
|
|
|
835 }
|
|
|
836 if (ry > 0 && !sao_merge_left_flag) {
|
|
|
837 if (lc->ctb_up_flag)
|
|
|
838 sao_merge_up_flag = ff_hevc_sao_merge_flag_decode(s);
|
|
|
839 }
|
|
|
840 }
|
|
|
841
|
|
|
842 c_count = (s->sps->chroma_format_idc != 0) ? 3 : 1;
|
|
|
843 for (c_idx = 0; c_idx < c_count; c_idx++) {
|
|
|
844 int log2_sao_offset_scale = c_idx == 0 ? s->pps->log2_sao_offset_scale_luma :
|
|
|
845 s->pps->log2_sao_offset_scale_chroma;
|
|
|
846 if (!s->sh.slice_sample_adaptive_offset_flag[c_idx]) {
|
|
|
847 sao->type_idx[c_idx] = SAO_NOT_APPLIED;
|
|
|
848 continue;
|
|
|
849 }
|
|
|
850
|
|
|
851 if (c_idx == 2) {
|
|
|
852 sao->type_idx[2] = sao->type_idx[1];
|
|
|
853 sao->eo_class[2] = sao->eo_class[1];
|
|
|
854 } else {
|
|
|
855 SET_SAO(type_idx[c_idx], ff_hevc_sao_type_idx_decode(s));
|
|
|
856 }
|
|
|
857
|
|
|
858 if (sao->type_idx[c_idx] == SAO_NOT_APPLIED)
|
|
|
859 continue;
|
|
|
860
|
|
|
861 for (i = 0; i < 4; i++)
|
|
|
862 SET_SAO(offset_abs[c_idx][i], ff_hevc_sao_offset_abs_decode(s));
|
|
|
863
|
|
|
864 if (sao->type_idx[c_idx] == SAO_BAND) {
|
|
|
865 for (i = 0; i < 4; i++) {
|
|
|
866 if (sao->offset_abs[c_idx][i]) {
|
|
|
867 SET_SAO(offset_sign[c_idx][i],
|
|
|
868 ff_hevc_sao_offset_sign_decode(s));
|
|
|
869 } else {
|
|
|
870 sao->offset_sign[c_idx][i] = 0;
|
|
|
871 }
|
|
|
872 }
|
|
|
873 SET_SAO(band_position[c_idx], ff_hevc_sao_band_position_decode(s));
|
|
|
874 } else if (c_idx != 2) {
|
|
|
875 SET_SAO(eo_class[c_idx], ff_hevc_sao_eo_class_decode(s));
|
|
|
876 }
|
|
|
877
|
|
|
878 // Inferred parameters
|
|
|
879 sao->offset_val[c_idx][0] = 0;
|
|
|
880 for (i = 0; i < 4; i++) {
|
|
|
881 sao->offset_val[c_idx][i + 1] = sao->offset_abs[c_idx][i];
|
|
|
882 if (sao->type_idx[c_idx] == SAO_EDGE) {
|
|
|
883 if (i > 1)
|
|
|
884 sao->offset_val[c_idx][i + 1] = -sao->offset_val[c_idx][i + 1];
|
|
|
885 } else if (sao->offset_sign[c_idx][i]) {
|
|
|
886 sao->offset_val[c_idx][i + 1] = -sao->offset_val[c_idx][i + 1];
|
|
|
887 }
|
|
|
888 sao->offset_val[c_idx][i + 1] <<= log2_sao_offset_scale;
|
|
|
889 }
|
|
|
890 }
|
|
|
891 }
|
|
|
892
|
|
|
893 #undef SET_SAO
|
|
|
894 #undef CTB
|
|
|
895
|
|
|
896 static int hls_cross_component_pred(HEVCContext *s, int idx) {
|
|
|
897 HEVCLocalContext *lc = s->HEVClc;
|
|
|
898 int log2_res_scale_abs_plus1 = ff_hevc_log2_res_scale_abs(s, idx);
|
|
|
899
|
|
|
900 if (log2_res_scale_abs_plus1 != 0) {
|
|
|
901 int res_scale_sign_flag = ff_hevc_res_scale_sign_flag(s, idx);
|
|
|
902 lc->tu.res_scale_val = (1 << (log2_res_scale_abs_plus1 - 1)) *
|
|
|
903 (1 - 2 * res_scale_sign_flag);
|
|
|
904 } else {
|
|
|
905 lc->tu.res_scale_val = 0;
|
|
|
906 }
|
|
|
907
|
|
|
908
|
|
|
909 return 0;
|
|
|
910 }
|
|
|
911
|
|
|
912 #ifdef USE_FUNC_PTR
|
|
|
913 #define INTRA_PRED(log2_trafo_size, s, x, y, c_idx) s->hpc.intra_pred[log2_trafo_size - 2](s, x, y, c_idx)
|
|
|
914 #else
|
|
|
915 #define INTRA_PRED(log2_trafo_size, s, x, y, c_idx) intra_pred(s, x, y, log2_trafo_size, c_idx)
|
|
|
916 #endif
|
|
|
917
|
|
|
918 static int hls_transform_unit(HEVCContext *s, int x0, int y0,
|
|
|
919 int xBase, int yBase, int cb_xBase, int cb_yBase,
|
|
|
920 int log2_cb_size, int log2_trafo_size,
|
|
|
921 int trafo_depth, int blk_idx,
|
|
|
922 int cbf_luma, int *cbf_cb, int *cbf_cr)
|
|
|
923 {
|
|
|
924 HEVCLocalContext *lc = s->HEVClc;
|
|
|
925 const int log2_trafo_size_c = log2_trafo_size - s->sps->hshift[1];
|
|
|
926 int i;
|
|
|
927
|
|
|
928 if (lc->cu.pred_mode == MODE_INTRA) {
|
|
|
929 int trafo_size = 1 << log2_trafo_size;
|
|
|
930 ff_hevc_set_neighbour_available(s, x0, y0, trafo_size, trafo_size);
|
|
|
931
|
|
|
932 INTRA_PRED(log2_trafo_size, s, x0, y0, 0);
|
|
|
933 }
|
|
|
934
|
|
|
935 if (cbf_luma || cbf_cb[0] || cbf_cr[0] ||
|
|
|
936 (s->sps->chroma_format_idc == 2 && (cbf_cb[1] || cbf_cr[1]))) {
|
|
|
937 int scan_idx = SCAN_DIAG;
|
|
|
938 int scan_idx_c = SCAN_DIAG;
|
|
|
939 int cbf_chroma = cbf_cb[0] || cbf_cr[0] ||
|
|
|
940 (s->sps->chroma_format_idc == 2 &&
|
|
|
941 (cbf_cb[1] || cbf_cr[1]));
|
|
|
942
|
|
|
943 if (s->pps->cu_qp_delta_enabled_flag && !lc->tu.is_cu_qp_delta_coded) {
|
|
|
944 lc->tu.cu_qp_delta = ff_hevc_cu_qp_delta_abs(s);
|
|
|
945 if (lc->tu.cu_qp_delta != 0)
|
|
|
946 if (ff_hevc_cu_qp_delta_sign_flag(s) == 1)
|
|
|
947 lc->tu.cu_qp_delta = -lc->tu.cu_qp_delta;
|
|
|
948 lc->tu.is_cu_qp_delta_coded = 1;
|
|
|
949
|
|
|
950 if (lc->tu.cu_qp_delta < -(26 + s->sps->qp_bd_offset / 2) ||
|
|
|
951 lc->tu.cu_qp_delta > (25 + s->sps->qp_bd_offset / 2)) {
|
|
|
952 av_log(s->avctx, AV_LOG_ERROR,
|
|
|
953 "The cu_qp_delta %d is outside the valid range "
|
|
|
954 "[%d, %d].\n",
|
|
|
955 lc->tu.cu_qp_delta,
|
|
|
956 -(26 + s->sps->qp_bd_offset / 2),
|
|
|
957 (25 + s->sps->qp_bd_offset / 2));
|
|
|
958 return AVERROR_INVALIDDATA;
|
|
|
959 }
|
|
|
960
|
|
|
961 ff_hevc_set_qPy(s, cb_xBase, cb_yBase, log2_cb_size);
|
|
|
962 }
|
|
|
963
|
|
|
964 if (s->sh.cu_chroma_qp_offset_enabled_flag && cbf_chroma &&
|
|
|
965 !lc->cu.cu_transquant_bypass_flag && !lc->tu.is_cu_chroma_qp_offset_coded) {
|
|
|
966 int cu_chroma_qp_offset_flag = ff_hevc_cu_chroma_qp_offset_flag(s);
|
|
|
967 if (cu_chroma_qp_offset_flag) {
|
|
|
968 int cu_chroma_qp_offset_idx = 0;
|
|
|
969 if (s->pps->chroma_qp_offset_list_len_minus1 > 0) {
|
|
|
970 cu_chroma_qp_offset_idx = ff_hevc_cu_chroma_qp_offset_idx(s);
|
|
|
971 av_log(s->avctx, AV_LOG_ERROR,
|
|
|
972 "cu_chroma_qp_offset_idx not yet tested.\n");
|
|
|
973 }
|
|
|
974 lc->tu.cu_qp_offset_cb = s->pps->cb_qp_offset_list[cu_chroma_qp_offset_idx];
|
|
|
975 lc->tu.cu_qp_offset_cr = s->pps->cr_qp_offset_list[cu_chroma_qp_offset_idx];
|
|
|
976 } else {
|
|
|
977 lc->tu.cu_qp_offset_cb = 0;
|
|
|
978 lc->tu.cu_qp_offset_cr = 0;
|
|
|
979 }
|
|
|
980 lc->tu.is_cu_chroma_qp_offset_coded = 1;
|
|
|
981 }
|
|
|
982
|
|
|
983 if (lc->cu.pred_mode == MODE_INTRA && log2_trafo_size < 4) {
|
|
|
984 if (lc->tu.intra_pred_mode >= 6 &&
|
|
|
985 lc->tu.intra_pred_mode <= 14) {
|
|
|
986 scan_idx = SCAN_VERT;
|
|
|
987 } else if (lc->tu.intra_pred_mode >= 22 &&
|
|
|
988 lc->tu.intra_pred_mode <= 30) {
|
|
|
989 scan_idx = SCAN_HORIZ;
|
|
|
990 }
|
|
|
991
|
|
|
992 if (lc->tu.intra_pred_mode_c >= 6 &&
|
|
|
993 lc->tu.intra_pred_mode_c <= 14) {
|
|
|
994 scan_idx_c = SCAN_VERT;
|
|
|
995 } else if (lc->tu.intra_pred_mode_c >= 22 &&
|
|
|
996 lc->tu.intra_pred_mode_c <= 30) {
|
|
|
997 scan_idx_c = SCAN_HORIZ;
|
|
|
998 }
|
|
|
999 }
|
|
|
1000
|
|
|
1001 lc->tu.cross_pf = 0;
|
|
|
1002
|
|
|
1003 if (cbf_luma)
|
|
|
1004 ff_hevc_hls_residual_coding(s, x0, y0, log2_trafo_size, scan_idx, 0);
|
|
|
1005 if (s->sps->chroma_format_idc != 0) {
|
|
|
1006 if (log2_trafo_size > 2 || s->sps->chroma_format_idc == 3) {
|
|
|
1007 int trafo_size_h = 1 << (log2_trafo_size_c + s->sps->hshift[1]);
|
|
|
1008 int trafo_size_v = 1 << (log2_trafo_size_c + s->sps->vshift[1]);
|
|
|
1009 lc->tu.cross_pf = (s->pps->cross_component_prediction_enabled_flag && cbf_luma &&
|
|
|
1010 (lc->cu.pred_mode == MODE_INTER ||
|
|
|
1011 (lc->tu.chroma_mode_c == 4)));
|
|
|
1012
|
|
|
1013 if (lc->tu.cross_pf) {
|
|
|
1014 hls_cross_component_pred(s, 0);
|
|
|
1015 }
|
|
|
1016 for (i = 0; i < (s->sps->chroma_format_idc == 2 ? 2 : 1); i++) {
|
|
|
1017 if (lc->cu.pred_mode == MODE_INTRA) {
|
|
|
1018 ff_hevc_set_neighbour_available(s, x0, y0 + (i << log2_trafo_size_c), trafo_size_h, trafo_size_v);
|
|
|
1019 INTRA_PRED(log2_trafo_size_c, s, x0, y0 + (i << log2_trafo_size_c), 1);
|
|
|
1020 }
|
|
|
1021 if (cbf_cb[i])
|
|
|
1022 ff_hevc_hls_residual_coding(s, x0, y0 + (i << log2_trafo_size_c),
|
|
|
1023 log2_trafo_size_c, scan_idx_c, 1);
|
|
|
1024 else
|
|
|
1025 if (lc->tu.cross_pf) {
|
|
|
1026 ptrdiff_t stride = s->frame->linesize[1];
|
|
|
1027 int hshift = s->sps->hshift[1];
|
|
|
1028 int vshift = s->sps->vshift[1];
|
|
|
1029 int16_t *coeffs_y = (int16_t*)lc->edge_emu_buffer;
|
|
|
1030 int16_t *coeffs = (int16_t*)lc->edge_emu_buffer2;
|
|
|
1031 int size = 1 << log2_trafo_size_c;
|
|
|
1032
|
|
|
1033 uint8_t *dst = &s->frame->data[1][(y0 >> vshift) * stride +
|
|
|
1034 ((x0 >> hshift) << s->sps->pixel_shift)];
|
|
|
1035 for (i = 0; i < (size * size); i++) {
|
|
|
1036 coeffs[i] = ((lc->tu.res_scale_val * coeffs_y[i]) >> 3);
|
|
|
1037 }
|
|
|
1038 s->hevcdsp.transform_add[log2_trafo_size_c-2](dst, coeffs, stride BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1039 }
|
|
|
1040 }
|
|
|
1041
|
|
|
1042 if (lc->tu.cross_pf) {
|
|
|
1043 hls_cross_component_pred(s, 1);
|
|
|
1044 }
|
|
|
1045 for (i = 0; i < (s->sps->chroma_format_idc == 2 ? 2 : 1); i++) {
|
|
|
1046 if (lc->cu.pred_mode == MODE_INTRA) {
|
|
|
1047 ff_hevc_set_neighbour_available(s, x0, y0 + (i << log2_trafo_size_c), trafo_size_h, trafo_size_v);
|
|
|
1048 INTRA_PRED(log2_trafo_size_c, s, x0, y0 + (i << log2_trafo_size_c), 2);
|
|
|
1049 }
|
|
|
1050 if (cbf_cr[i])
|
|
|
1051 ff_hevc_hls_residual_coding(s, x0, y0 + (i << log2_trafo_size_c),
|
|
|
1052 log2_trafo_size_c, scan_idx_c, 2);
|
|
|
1053 else
|
|
|
1054 if (lc->tu.cross_pf) {
|
|
|
1055 ptrdiff_t stride = s->frame->linesize[2];
|
|
|
1056 int hshift = s->sps->hshift[2];
|
|
|
1057 int vshift = s->sps->vshift[2];
|
|
|
1058 int16_t *coeffs_y = (int16_t*)lc->edge_emu_buffer;
|
|
|
1059 int16_t *coeffs = (int16_t*)lc->edge_emu_buffer2;
|
|
|
1060 int size = 1 << log2_trafo_size_c;
|
|
|
1061
|
|
|
1062 uint8_t *dst = &s->frame->data[2][(y0 >> vshift) * stride +
|
|
|
1063 ((x0 >> hshift) << s->sps->pixel_shift)];
|
|
|
1064 for (i = 0; i < (size * size); i++) {
|
|
|
1065 coeffs[i] = ((lc->tu.res_scale_val * coeffs_y[i]) >> 3);
|
|
|
1066 }
|
|
|
1067 s->hevcdsp.transform_add[log2_trafo_size_c-2](dst, coeffs, stride BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1068 }
|
|
|
1069 }
|
|
|
1070 } else if (blk_idx == 3) {
|
|
|
1071 int trafo_size_h = 1 << (log2_trafo_size + 1);
|
|
|
1072 int trafo_size_v = 1 << (log2_trafo_size + s->sps->vshift[1]);
|
|
|
1073 for (i = 0; i < (s->sps->chroma_format_idc == 2 ? 2 : 1); i++) {
|
|
|
1074 if (lc->cu.pred_mode == MODE_INTRA) {
|
|
|
1075 ff_hevc_set_neighbour_available(s, xBase, yBase + (i << log2_trafo_size),
|
|
|
1076 trafo_size_h, trafo_size_v);
|
|
|
1077 INTRA_PRED(log2_trafo_size, s, xBase, yBase + (i << log2_trafo_size), 1);
|
|
|
1078 }
|
|
|
1079 if (cbf_cb[i])
|
|
|
1080 ff_hevc_hls_residual_coding(s, xBase, yBase + (i << log2_trafo_size),
|
|
|
1081 log2_trafo_size, scan_idx_c, 1);
|
|
|
1082 }
|
|
|
1083 for (i = 0; i < (s->sps->chroma_format_idc == 2 ? 2 : 1); i++) {
|
|
|
1084 if (lc->cu.pred_mode == MODE_INTRA) {
|
|
|
1085 ff_hevc_set_neighbour_available(s, xBase, yBase + (i << log2_trafo_size),
|
|
|
1086 trafo_size_h, trafo_size_v);
|
|
|
1087 INTRA_PRED(log2_trafo_size, s, xBase, yBase + (i << log2_trafo_size), 2);
|
|
|
1088 }
|
|
|
1089 if (cbf_cr[i])
|
|
|
1090 ff_hevc_hls_residual_coding(s, xBase, yBase + (i << log2_trafo_size),
|
|
|
1091 log2_trafo_size, scan_idx_c, 2);
|
|
|
1092 }
|
|
|
1093 }
|
|
|
1094 } /* chroma_firmat_idc != 0 */
|
|
|
1095 } else if (lc->cu.pred_mode == MODE_INTRA &&
|
|
|
1096 s->sps->chroma_format_idc != 0) {
|
|
|
1097 if (log2_trafo_size > 2 || s->sps->chroma_format_idc == 3) {
|
|
|
1098 int trafo_size_h = 1 << (log2_trafo_size_c + s->sps->hshift[1]);
|
|
|
1099 int trafo_size_v = 1 << (log2_trafo_size_c + s->sps->vshift[1]);
|
|
|
1100 ff_hevc_set_neighbour_available(s, x0, y0, trafo_size_h, trafo_size_v);
|
|
|
1101 INTRA_PRED(log2_trafo_size_c, s, x0, y0, 1);
|
|
|
1102 INTRA_PRED(log2_trafo_size_c, s, x0, y0, 2);
|
|
|
1103 if (s->sps->chroma_format_idc == 2) {
|
|
|
1104 ff_hevc_set_neighbour_available(s, x0, y0 + (1 << log2_trafo_size_c),
|
|
|
1105 trafo_size_h, trafo_size_v);
|
|
|
1106 INTRA_PRED(log2_trafo_size_c, s, x0, y0 + (1 << log2_trafo_size_c), 1);
|
|
|
1107 INTRA_PRED(log2_trafo_size_c, s, x0, y0 + (1 << log2_trafo_size_c), 2);
|
|
|
1108 }
|
|
|
1109 } else if (blk_idx == 3) {
|
|
|
1110 int trafo_size_h = 1 << (log2_trafo_size + 1);
|
|
|
1111 int trafo_size_v = 1 << (log2_trafo_size + s->sps->vshift[1]);
|
|
|
1112 ff_hevc_set_neighbour_available(s, xBase, yBase,
|
|
|
1113 trafo_size_h, trafo_size_v);
|
|
|
1114 INTRA_PRED(log2_trafo_size, s, xBase, yBase, 1);
|
|
|
1115 INTRA_PRED(log2_trafo_size, s, xBase, yBase, 2);
|
|
|
1116 if (s->sps->chroma_format_idc == 2) {
|
|
|
1117 ff_hevc_set_neighbour_available(s, xBase, yBase + (1 << (log2_trafo_size)),
|
|
|
1118 trafo_size_h, trafo_size_v);
|
|
|
1119 INTRA_PRED(log2_trafo_size, s, xBase, yBase + (1 << (log2_trafo_size)), 1);
|
|
|
1120 INTRA_PRED(log2_trafo_size, s, xBase, yBase + (1 << (log2_trafo_size)), 2);
|
|
|
1121 }
|
|
|
1122 }
|
|
|
1123 }
|
|
|
1124
|
|
|
1125 return 0;
|
|
|
1126 }
|
|
|
1127
|
|
|
1128 static void set_deblocking_bypass(HEVCContext *s, int x0, int y0, int log2_cb_size)
|
|
|
1129 {
|
|
|
1130 int cb_size = 1 << log2_cb_size;
|
|
|
1131 int log2_min_pu_size = s->sps->log2_min_pu_size;
|
|
|
1132
|
|
|
1133 int min_pu_width = s->sps->min_pu_width;
|
|
|
1134 int x_end = FFMIN(x0 + cb_size, s->sps->width);
|
|
|
1135 int y_end = FFMIN(y0 + cb_size, s->sps->height);
|
|
|
1136 int i, j;
|
|
|
1137
|
|
|
1138 for (j = (y0 >> log2_min_pu_size); j < (y_end >> log2_min_pu_size); j++)
|
|
|
1139 for (i = (x0 >> log2_min_pu_size); i < (x_end >> log2_min_pu_size); i++)
|
|
|
1140 s->is_pcm[i + j * min_pu_width] = 2;
|
|
|
1141 }
|
|
|
1142
|
|
|
1143 static int hls_transform_tree(HEVCContext *s, int x0, int y0,
|
|
|
1144 int xBase, int yBase, int cb_xBase, int cb_yBase,
|
|
|
1145 int log2_cb_size, int log2_trafo_size,
|
|
|
1146 int trafo_depth, int blk_idx,
|
|
|
1147 const int *base_cbf_cb, const int *base_cbf_cr)
|
|
|
1148 {
|
|
|
1149 HEVCLocalContext *lc = s->HEVClc;
|
|
|
1150 uint8_t split_transform_flag;
|
|
|
1151 int cbf_cb[2];
|
|
|
1152 int cbf_cr[2];
|
|
|
1153 int ret;
|
|
|
1154
|
|
|
1155 cbf_cb[0] = base_cbf_cb[0];
|
|
|
1156 cbf_cb[1] = base_cbf_cb[1];
|
|
|
1157 cbf_cr[0] = base_cbf_cr[0];
|
|
|
1158 cbf_cr[1] = base_cbf_cr[1];
|
|
|
1159
|
|
|
1160 if (lc->cu.intra_split_flag) {
|
|
|
1161 if (trafo_depth == 1) {
|
|
|
1162 lc->tu.intra_pred_mode = lc->pu.intra_pred_mode[blk_idx];
|
|
|
1163 if (s->sps->chroma_format_idc == 3) {
|
|
|
1164 lc->tu.intra_pred_mode_c = lc->pu.intra_pred_mode_c[blk_idx];
|
|
|
1165 lc->tu.chroma_mode_c = lc->pu.chroma_mode_c[blk_idx];
|
|
|
1166 } else {
|
|
|
1167 lc->tu.intra_pred_mode_c = lc->pu.intra_pred_mode_c[0];
|
|
|
1168 lc->tu.chroma_mode_c = lc->pu.chroma_mode_c[0];
|
|
|
1169 }
|
|
|
1170 }
|
|
|
1171 } else {
|
|
|
1172 lc->tu.intra_pred_mode = lc->pu.intra_pred_mode[0];
|
|
|
1173 lc->tu.intra_pred_mode_c = lc->pu.intra_pred_mode_c[0];
|
|
|
1174 lc->tu.chroma_mode_c = lc->pu.chroma_mode_c[0];
|
|
|
1175 }
|
|
|
1176
|
|
|
1177 if (log2_trafo_size <= s->sps->log2_max_trafo_size &&
|
|
|
1178 log2_trafo_size > s->sps->log2_min_tb_size &&
|
|
|
1179 trafo_depth < lc->cu.max_trafo_depth &&
|
|
|
1180 !(lc->cu.intra_split_flag && trafo_depth == 0)) {
|
|
|
1181 split_transform_flag = ff_hevc_split_transform_flag_decode(s, log2_trafo_size);
|
|
|
1182 } else {
|
|
|
1183 int inter_split = s->sps->max_transform_hierarchy_depth_inter == 0 &&
|
|
|
1184 lc->cu.pred_mode == MODE_INTER &&
|
|
|
1185 lc->cu.part_mode != PART_2Nx2N &&
|
|
|
1186 trafo_depth == 0;
|
|
|
1187
|
|
|
1188 split_transform_flag = log2_trafo_size > s->sps->log2_max_trafo_size ||
|
|
|
1189 (lc->cu.intra_split_flag && trafo_depth == 0) ||
|
|
|
1190 inter_split;
|
|
|
1191 }
|
|
|
1192
|
|
|
1193 if ((log2_trafo_size > 2 || s->sps->chroma_format_idc == 3) &&
|
|
|
1194 s->sps->chroma_format_idc != 0) {
|
|
|
1195 if (trafo_depth == 0 || cbf_cb[0]) {
|
|
|
1196 cbf_cb[0] = ff_hevc_cbf_cb_cr_decode(s, trafo_depth);
|
|
|
1197 if (s->sps->chroma_format_idc == 2 && (!split_transform_flag || log2_trafo_size == 3)) {
|
|
|
1198 cbf_cb[1] = ff_hevc_cbf_cb_cr_decode(s, trafo_depth);
|
|
|
1199 }
|
|
|
1200 }
|
|
|
1201
|
|
|
1202 if (trafo_depth == 0 || cbf_cr[0]) {
|
|
|
1203 cbf_cr[0] = ff_hevc_cbf_cb_cr_decode(s, trafo_depth);
|
|
|
1204 if (s->sps->chroma_format_idc == 2 && (!split_transform_flag || log2_trafo_size == 3)) {
|
|
|
1205 cbf_cr[1] = ff_hevc_cbf_cb_cr_decode(s, trafo_depth);
|
|
|
1206 }
|
|
|
1207 }
|
|
|
1208 }
|
|
|
1209
|
|
|
1210 if (split_transform_flag) {
|
|
|
1211 const int trafo_size_split = 1 << (log2_trafo_size - 1);
|
|
|
1212 const int x1 = x0 + trafo_size_split;
|
|
|
1213 const int y1 = y0 + trafo_size_split;
|
|
|
1214
|
|
|
1215 #define SUBDIVIDE(x, y, idx) \
|
|
|
1216 do { \
|
|
|
1217 ret = hls_transform_tree(s, x, y, x0, y0, cb_xBase, cb_yBase, log2_cb_size, \
|
|
|
1218 log2_trafo_size - 1, trafo_depth + 1, idx, \
|
|
|
1219 cbf_cb, cbf_cr); \
|
|
|
1220 if (ret < 0) \
|
|
|
1221 return ret; \
|
|
|
1222 } while (0)
|
|
|
1223
|
|
|
1224 SUBDIVIDE(x0, y0, 0);
|
|
|
1225 SUBDIVIDE(x1, y0, 1);
|
|
|
1226 SUBDIVIDE(x0, y1, 2);
|
|
|
1227 SUBDIVIDE(x1, y1, 3);
|
|
|
1228
|
|
|
1229 #undef SUBDIVIDE
|
|
|
1230 } else {
|
|
|
1231 int min_tu_size = 1 << s->sps->log2_min_tb_size;
|
|
|
1232 int log2_min_tu_size = s->sps->log2_min_tb_size;
|
|
|
1233 int min_tu_width = s->sps->min_tb_width;
|
|
|
1234 int cbf_luma = 1;
|
|
|
1235
|
|
|
1236 if (lc->cu.pred_mode == MODE_INTRA || trafo_depth != 0 ||
|
|
|
1237 cbf_cb[0] || cbf_cr[0] ||
|
|
|
1238 (s->sps->chroma_format_idc == 2 && (cbf_cb[1] || cbf_cr[1]))) {
|
|
|
1239 cbf_luma = ff_hevc_cbf_luma_decode(s, trafo_depth);
|
|
|
1240 }
|
|
|
1241
|
|
|
1242 ret = hls_transform_unit(s, x0, y0, xBase, yBase, cb_xBase, cb_yBase,
|
|
|
1243 log2_cb_size, log2_trafo_size, trafo_depth,
|
|
|
1244 blk_idx, cbf_luma, cbf_cb, cbf_cr);
|
|
|
1245 if (ret < 0)
|
|
|
1246 return ret;
|
|
|
1247 // TODO: store cbf_luma somewhere else
|
|
|
1248 if (cbf_luma) {
|
|
|
1249 int i, j;
|
|
|
1250 for (i = 0; i < (1 << log2_trafo_size); i += min_tu_size)
|
|
|
1251 for (j = 0; j < (1 << log2_trafo_size); j += min_tu_size) {
|
|
|
1252 int x_tu = (x0 + j) >> log2_min_tu_size;
|
|
|
1253 int y_tu = (y0 + i) >> log2_min_tu_size;
|
|
|
1254 s->cbf_luma[y_tu * min_tu_width + x_tu] = 1;
|
|
|
1255 }
|
|
|
1256 }
|
|
|
1257 if (!s->sh.disable_deblocking_filter_flag) {
|
|
|
1258 ff_hevc_deblocking_boundary_strengths(s, x0, y0, log2_trafo_size);
|
|
|
1259 if (s->pps->transquant_bypass_enable_flag &&
|
|
|
1260 lc->cu.cu_transquant_bypass_flag)
|
|
|
1261 set_deblocking_bypass(s, x0, y0, log2_trafo_size);
|
|
|
1262 }
|
|
|
1263 }
|
|
|
1264 return 0;
|
|
|
1265 }
|
|
|
1266
|
|
|
1267 static int hls_pcm_sample(HEVCContext *s, int x0, int y0, int log2_cb_size)
|
|
|
1268 {
|
|
|
1269 HEVCLocalContext *lc = s->HEVClc;
|
|
|
1270 GetBitContext gb;
|
|
|
1271 int cb_size = 1 << log2_cb_size;
|
|
|
1272 int stride0 = s->frame->linesize[0];
|
|
|
1273 uint8_t *dst0 = &s->frame->data[0][y0 * stride0 + (x0 << s->sps->pixel_shift)];
|
|
|
1274 int stride1 = s->frame->linesize[1];
|
|
|
1275 uint8_t *dst1 = &s->frame->data[1][(y0 >> s->sps->vshift[1]) * stride1 + ((x0 >> s->sps->hshift[1]) << s->sps->pixel_shift)];
|
|
|
1276 int stride2 = s->frame->linesize[2];
|
|
|
1277 uint8_t *dst2 = &s->frame->data[2][(y0 >> s->sps->vshift[2]) * stride2 + ((x0 >> s->sps->hshift[2]) << s->sps->pixel_shift)];
|
|
|
1278
|
|
|
1279 int length = cb_size * cb_size * s->sps->pcm.bit_depth +
|
|
|
1280 (((cb_size >> s->sps->hshift[1]) * (cb_size >> s->sps->vshift[1])) +
|
|
|
1281 ((cb_size >> s->sps->hshift[2]) * (cb_size >> s->sps->vshift[2]))) *
|
|
|
1282 s->sps->pcm.bit_depth_chroma;
|
|
|
1283 const uint8_t *pcm = skip_bytes(&lc->cc, (length + 7) >> 3);
|
|
|
1284 int ret;
|
|
|
1285
|
|
|
1286 if (!s->sh.disable_deblocking_filter_flag)
|
|
|
1287 ff_hevc_deblocking_boundary_strengths(s, x0, y0, log2_cb_size);
|
|
|
1288
|
|
|
1289 ret = init_get_bits(&gb, pcm, length);
|
|
|
1290 if (ret < 0)
|
|
|
1291 return ret;
|
|
|
1292
|
|
|
1293 s->hevcdsp.put_pcm(dst0, stride0, cb_size, cb_size, &gb, s->sps->pcm.bit_depth BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1294 s->hevcdsp.put_pcm(dst1, stride1,
|
|
|
1295 cb_size >> s->sps->hshift[1],
|
|
|
1296 cb_size >> s->sps->vshift[1],
|
|
|
1297 &gb, s->sps->pcm.bit_depth_chroma BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1298 s->hevcdsp.put_pcm(dst2, stride2,
|
|
|
1299 cb_size >> s->sps->hshift[2],
|
|
|
1300 cb_size >> s->sps->vshift[2],
|
|
|
1301 &gb, s->sps->pcm.bit_depth_chroma BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1302 return 0;
|
|
|
1303 }
|
|
|
1304
|
|
|
1305 #ifdef USE_PRED
|
|
|
1306 /**
|
|
|
1307 * 8.5.3.2.2.1 Luma sample unidirectional interpolation process
|
|
|
1308 *
|
|
|
1309 * @param s HEVC decoding context
|
|
|
1310 * @param dst target buffer for block data at block position
|
|
|
1311 * @param dststride stride of the dst buffer
|
|
|
1312 * @param ref reference picture buffer at origin (0, 0)
|
|
|
1313 * @param mv motion vector (relative to block position) to get pixel data from
|
|
|
1314 * @param x_off horizontal position of block from origin (0, 0)
|
|
|
1315 * @param y_off vertical position of block from origin (0, 0)
|
|
|
1316 * @param block_w width of block
|
|
|
1317 * @param block_h height of block
|
|
|
1318 * @param luma_weight weighting factor applied to the luma prediction
|
|
|
1319 * @param luma_offset additive offset applied to the luma prediction value
|
|
|
1320 */
|
|
|
1321
|
|
|
1322 static void luma_mc_uni(HEVCContext *s, uint8_t *dst, ptrdiff_t dststride,
|
|
|
1323 AVFrame *ref, const Mv *mv, int x_off, int y_off,
|
|
|
1324 int block_w, int block_h, int luma_weight, int luma_offset)
|
|
|
1325 {
|
|
|
1326 HEVCLocalContext *lc = s->HEVClc;
|
|
|
1327 uint8_t *src = ref->data[0];
|
|
|
1328 ptrdiff_t srcstride = ref->linesize[0];
|
|
|
1329 int pic_width = s->sps->width;
|
|
|
1330 int pic_height = s->sps->height;
|
|
|
1331 int mx = mv->x & 3;
|
|
|
1332 int my = mv->y & 3;
|
|
|
1333 int weight_flag = (s->sh.slice_type == P_SLICE && s->pps->weighted_pred_flag) ||
|
|
|
1334 (s->sh.slice_type == B_SLICE && s->pps->weighted_bipred_flag);
|
|
|
1335 int idx = ff_hevc_pel_weight[block_w];
|
|
|
1336
|
|
|
1337 x_off += mv->x >> 2;
|
|
|
1338 y_off += mv->y >> 2;
|
|
|
1339 src += y_off * srcstride + (x_off << s->sps->pixel_shift);
|
|
|
1340
|
|
|
1341 if (x_off < QPEL_EXTRA_BEFORE || y_off < QPEL_EXTRA_AFTER ||
|
|
|
1342 x_off >= pic_width - block_w - QPEL_EXTRA_AFTER ||
|
|
|
1343 y_off >= pic_height - block_h - QPEL_EXTRA_AFTER) {
|
|
|
1344 const int edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << s->sps->pixel_shift;
|
|
|
1345 int offset = QPEL_EXTRA_BEFORE * srcstride + (QPEL_EXTRA_BEFORE << s->sps->pixel_shift);
|
|
|
1346 int buf_offset = QPEL_EXTRA_BEFORE * edge_emu_stride + (QPEL_EXTRA_BEFORE << s->sps->pixel_shift);
|
|
|
1347
|
|
|
1348 s->vdsp.emulated_edge_mc(lc->edge_emu_buffer, src - offset,
|
|
|
1349 edge_emu_stride, srcstride,
|
|
|
1350 block_w + QPEL_EXTRA,
|
|
|
1351 block_h + QPEL_EXTRA,
|
|
|
1352 x_off - QPEL_EXTRA_BEFORE, y_off - QPEL_EXTRA_BEFORE,
|
|
|
1353 pic_width, pic_height);
|
|
|
1354 src = lc->edge_emu_buffer + buf_offset;
|
|
|
1355 srcstride = edge_emu_stride;
|
|
|
1356 }
|
|
|
1357
|
|
|
1358 if (!weight_flag)
|
|
|
1359 s->hevcdsp.put_hevc_qpel_uni[idx][!!my][!!mx](dst, dststride, src, srcstride,
|
|
|
1360 block_h, mx, my, block_w BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1361 else
|
|
|
1362 s->hevcdsp.put_hevc_qpel_uni_w[idx][!!my][!!mx](dst, dststride, src, srcstride,
|
|
|
1363 block_h, s->sh.luma_log2_weight_denom,
|
|
|
1364 luma_weight, luma_offset, mx, my, block_w BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1365 }
|
|
|
1366
|
|
|
1367 #ifdef USE_BIPRED
|
|
|
1368 /**
|
|
|
1369 * 8.5.3.2.2.1 Luma sample bidirectional interpolation process
|
|
|
1370 *
|
|
|
1371 * @param s HEVC decoding context
|
|
|
1372 * @param dst target buffer for block data at block position
|
|
|
1373 * @param dststride stride of the dst buffer
|
|
|
1374 * @param ref0 reference picture0 buffer at origin (0, 0)
|
|
|
1375 * @param mv0 motion vector0 (relative to block position) to get pixel data from
|
|
|
1376 * @param x_off horizontal position of block from origin (0, 0)
|
|
|
1377 * @param y_off vertical position of block from origin (0, 0)
|
|
|
1378 * @param block_w width of block
|
|
|
1379 * @param block_h height of block
|
|
|
1380 * @param ref1 reference picture1 buffer at origin (0, 0)
|
|
|
1381 * @param mv1 motion vector1 (relative to block position) to get pixel data from
|
|
|
1382 * @param current_mv current motion vector structure
|
|
|
1383 */
|
|
|
1384 static void luma_mc_bi(HEVCContext *s, uint8_t *dst, ptrdiff_t dststride,
|
|
|
1385 AVFrame *ref0, const Mv *mv0, int x_off, int y_off,
|
|
|
1386 int block_w, int block_h, AVFrame *ref1, const Mv *mv1, struct MvField *current_mv)
|
|
|
1387 {
|
|
|
1388 HEVCLocalContext *lc = s->HEVClc;
|
|
|
1389 ptrdiff_t src0stride = ref0->linesize[0];
|
|
|
1390 ptrdiff_t src1stride = ref1->linesize[0];
|
|
|
1391 int pic_width = s->sps->width;
|
|
|
1392 int pic_height = s->sps->height;
|
|
|
1393 int mx0 = mv0->x & 3;
|
|
|
1394 int my0 = mv0->y & 3;
|
|
|
1395 int mx1 = mv1->x & 3;
|
|
|
1396 int my1 = mv1->y & 3;
|
|
|
1397 int weight_flag = (s->sh.slice_type == P_SLICE && s->pps->weighted_pred_flag) ||
|
|
|
1398 (s->sh.slice_type == B_SLICE && s->pps->weighted_bipred_flag);
|
|
|
1399 int x_off0 = x_off + (mv0->x >> 2);
|
|
|
1400 int y_off0 = y_off + (mv0->y >> 2);
|
|
|
1401 int x_off1 = x_off + (mv1->x >> 2);
|
|
|
1402 int y_off1 = y_off + (mv1->y >> 2);
|
|
|
1403 int idx = ff_hevc_pel_weight[block_w];
|
|
|
1404
|
|
|
1405 uint8_t *src0 = ref0->data[0] + y_off0 * src0stride + (int)((unsigned)x_off0 << s->sps->pixel_shift);
|
|
|
1406 uint8_t *src1 = ref1->data[0] + y_off1 * src1stride + (int)((unsigned)x_off1 << s->sps->pixel_shift);
|
|
|
1407
|
|
|
1408 if (x_off0 < QPEL_EXTRA_BEFORE || y_off0 < QPEL_EXTRA_AFTER ||
|
|
|
1409 x_off0 >= pic_width - block_w - QPEL_EXTRA_AFTER ||
|
|
|
1410 y_off0 >= pic_height - block_h - QPEL_EXTRA_AFTER) {
|
|
|
1411 const int edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << s->sps->pixel_shift;
|
|
|
1412 int offset = QPEL_EXTRA_BEFORE * src0stride + (QPEL_EXTRA_BEFORE << s->sps->pixel_shift);
|
|
|
1413 int buf_offset = QPEL_EXTRA_BEFORE * edge_emu_stride + (QPEL_EXTRA_BEFORE << s->sps->pixel_shift);
|
|
|
1414
|
|
|
1415 s->vdsp.emulated_edge_mc(lc->edge_emu_buffer, src0 - offset,
|
|
|
1416 edge_emu_stride, src0stride,
|
|
|
1417 block_w + QPEL_EXTRA,
|
|
|
1418 block_h + QPEL_EXTRA,
|
|
|
1419 x_off0 - QPEL_EXTRA_BEFORE, y_off0 - QPEL_EXTRA_BEFORE,
|
|
|
1420 pic_width, pic_height);
|
|
|
1421 src0 = lc->edge_emu_buffer + buf_offset;
|
|
|
1422 src0stride = edge_emu_stride;
|
|
|
1423 }
|
|
|
1424
|
|
|
1425 if (x_off1 < QPEL_EXTRA_BEFORE || y_off1 < QPEL_EXTRA_AFTER ||
|
|
|
1426 x_off1 >= pic_width - block_w - QPEL_EXTRA_AFTER ||
|
|
|
1427 y_off1 >= pic_height - block_h - QPEL_EXTRA_AFTER) {
|
|
|
1428 const int edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << s->sps->pixel_shift;
|
|
|
1429 int offset = QPEL_EXTRA_BEFORE * src1stride + (QPEL_EXTRA_BEFORE << s->sps->pixel_shift);
|
|
|
1430 int buf_offset = QPEL_EXTRA_BEFORE * edge_emu_stride + (QPEL_EXTRA_BEFORE << s->sps->pixel_shift);
|
|
|
1431
|
|
|
1432 s->vdsp.emulated_edge_mc(lc->edge_emu_buffer2, src1 - offset,
|
|
|
1433 edge_emu_stride, src1stride,
|
|
|
1434 block_w + QPEL_EXTRA,
|
|
|
1435 block_h + QPEL_EXTRA,
|
|
|
1436 x_off1 - QPEL_EXTRA_BEFORE, y_off1 - QPEL_EXTRA_BEFORE,
|
|
|
1437 pic_width, pic_height);
|
|
|
1438 src1 = lc->edge_emu_buffer2 + buf_offset;
|
|
|
1439 src1stride = edge_emu_stride;
|
|
|
1440 }
|
|
|
1441
|
|
|
1442 s->hevcdsp.put_hevc_qpel[idx][!!my0][!!mx0](lc->tmp, src0, src0stride,
|
|
|
1443 block_h, mx0, my0, block_w BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1444 if (!weight_flag)
|
|
|
1445 s->hevcdsp.put_hevc_qpel_bi[idx][!!my1][!!mx1](dst, dststride, src1, src1stride, lc->tmp,
|
|
|
1446 block_h, mx1, my1, block_w BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1447 else
|
|
|
1448 s->hevcdsp.put_hevc_qpel_bi_w[idx][!!my1][!!mx1](dst, dststride, src1, src1stride, lc->tmp,
|
|
|
1449 block_h, s->sh.luma_log2_weight_denom,
|
|
|
1450 s->sh.luma_weight_l0[current_mv->ref_idx[0]],
|
|
|
1451 s->sh.luma_weight_l1[current_mv->ref_idx[1]],
|
|
|
1452 s->sh.luma_offset_l0[current_mv->ref_idx[0]],
|
|
|
1453 s->sh.luma_offset_l1[current_mv->ref_idx[1]],
|
|
|
1454 mx1, my1, block_w BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1455
|
|
|
1456 }
|
|
|
1457 #endif
|
|
|
1458
|
|
|
1459 /**
|
|
|
1460 * 8.5.3.2.2.2 Chroma sample uniprediction interpolation process
|
|
|
1461 *
|
|
|
1462 * @param s HEVC decoding context
|
|
|
1463 * @param dst1 target buffer for block data at block position (U plane)
|
|
|
1464 * @param dst2 target buffer for block data at block position (V plane)
|
|
|
1465 * @param dststride stride of the dst1 and dst2 buffers
|
|
|
1466 * @param ref reference picture buffer at origin (0, 0)
|
|
|
1467 * @param mv motion vector (relative to block position) to get pixel data from
|
|
|
1468 * @param x_off horizontal position of block from origin (0, 0)
|
|
|
1469 * @param y_off vertical position of block from origin (0, 0)
|
|
|
1470 * @param block_w width of block
|
|
|
1471 * @param block_h height of block
|
|
|
1472 * @param chroma_weight weighting factor applied to the chroma prediction
|
|
|
1473 * @param chroma_offset additive offset applied to the chroma prediction value
|
|
|
1474 */
|
|
|
1475
|
|
|
1476 static void chroma_mc_uni(HEVCContext *s, uint8_t *dst0,
|
|
|
1477 ptrdiff_t dststride, uint8_t *src0, ptrdiff_t srcstride, int reflist,
|
|
|
1478 int x_off, int y_off, int block_w, int block_h, struct MvField *current_mv, int chroma_weight, int chroma_offset)
|
|
|
1479 {
|
|
|
1480 HEVCLocalContext *lc = s->HEVClc;
|
|
|
1481 int pic_width = s->sps->width >> s->sps->hshift[1];
|
|
|
1482 int pic_height = s->sps->height >> s->sps->vshift[1];
|
|
|
1483 const Mv *mv = ¤t_mv->mv[reflist];
|
|
|
1484 int weight_flag = (s->sh.slice_type == P_SLICE && s->pps->weighted_pred_flag) ||
|
|
|
1485 (s->sh.slice_type == B_SLICE && s->pps->weighted_bipred_flag);
|
|
|
1486 int idx = ff_hevc_pel_weight[block_w];
|
|
|
1487 int hshift = s->sps->hshift[1];
|
|
|
1488 int vshift = s->sps->vshift[1];
|
|
|
1489 intptr_t mx = mv->x & ((1 << (2 + hshift)) - 1);
|
|
|
1490 intptr_t my = mv->y & ((1 << (2 + vshift)) - 1);
|
|
|
1491 intptr_t _mx = mx << (1 - hshift);
|
|
|
1492 intptr_t _my = my << (1 - vshift);
|
|
|
1493
|
|
|
1494 x_off += mv->x >> (2 + hshift);
|
|
|
1495 y_off += mv->y >> (2 + vshift);
|
|
|
1496 src0 += y_off * srcstride + (x_off << s->sps->pixel_shift);
|
|
|
1497
|
|
|
1498 if (x_off < EPEL_EXTRA_BEFORE || y_off < EPEL_EXTRA_AFTER ||
|
|
|
1499 x_off >= pic_width - block_w - EPEL_EXTRA_AFTER ||
|
|
|
1500 y_off >= pic_height - block_h - EPEL_EXTRA_AFTER) {
|
|
|
1501 const int edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << s->sps->pixel_shift;
|
|
|
1502 int offset0 = EPEL_EXTRA_BEFORE * (srcstride + (1 << s->sps->pixel_shift));
|
|
|
1503 int buf_offset0 = EPEL_EXTRA_BEFORE *
|
|
|
1504 (edge_emu_stride + (1 << s->sps->pixel_shift));
|
|
|
1505 s->vdsp.emulated_edge_mc(lc->edge_emu_buffer, src0 - offset0,
|
|
|
1506 edge_emu_stride, srcstride,
|
|
|
1507 block_w + EPEL_EXTRA, block_h + EPEL_EXTRA,
|
|
|
1508 x_off - EPEL_EXTRA_BEFORE,
|
|
|
1509 y_off - EPEL_EXTRA_BEFORE,
|
|
|
1510 pic_width, pic_height);
|
|
|
1511
|
|
|
1512 src0 = lc->edge_emu_buffer + buf_offset0;
|
|
|
1513 srcstride = edge_emu_stride;
|
|
|
1514 }
|
|
|
1515 if (!weight_flag)
|
|
|
1516 s->hevcdsp.put_hevc_epel_uni[idx][!!my][!!mx](dst0, dststride, src0, srcstride,
|
|
|
1517 block_h, _mx, _my, block_w BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1518 else
|
|
|
1519 s->hevcdsp.put_hevc_epel_uni_w[idx][!!my][!!mx](dst0, dststride, src0, srcstride,
|
|
|
1520 block_h, s->sh.chroma_log2_weight_denom,
|
|
|
1521 chroma_weight, chroma_offset, _mx, _my, block_w BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1522 }
|
|
|
1523
|
|
|
1524 #ifdef USE_BIPRED
|
|
|
1525 /**
|
|
|
1526 * 8.5.3.2.2.2 Chroma sample bidirectional interpolation process
|
|
|
1527 *
|
|
|
1528 * @param s HEVC decoding context
|
|
|
1529 * @param dst target buffer for block data at block position
|
|
|
1530 * @param dststride stride of the dst buffer
|
|
|
1531 * @param ref0 reference picture0 buffer at origin (0, 0)
|
|
|
1532 * @param mv0 motion vector0 (relative to block position) to get pixel data from
|
|
|
1533 * @param x_off horizontal position of block from origin (0, 0)
|
|
|
1534 * @param y_off vertical position of block from origin (0, 0)
|
|
|
1535 * @param block_w width of block
|
|
|
1536 * @param block_h height of block
|
|
|
1537 * @param ref1 reference picture1 buffer at origin (0, 0)
|
|
|
1538 * @param mv1 motion vector1 (relative to block position) to get pixel data from
|
|
|
1539 * @param current_mv current motion vector structure
|
|
|
1540 * @param cidx chroma component(cb, cr)
|
|
|
1541 */
|
|
|
1542 static void chroma_mc_bi(HEVCContext *s, uint8_t *dst0, ptrdiff_t dststride, AVFrame *ref0, AVFrame *ref1,
|
|
|
1543 int x_off, int y_off, int block_w, int block_h, struct MvField *current_mv, int cidx)
|
|
|
1544 {
|
|
|
1545 HEVCLocalContext *lc = s->HEVClc;
|
|
|
1546 uint8_t *src1 = ref0->data[cidx+1];
|
|
|
1547 uint8_t *src2 = ref1->data[cidx+1];
|
|
|
1548 ptrdiff_t src1stride = ref0->linesize[cidx+1];
|
|
|
1549 ptrdiff_t src2stride = ref1->linesize[cidx+1];
|
|
|
1550 int weight_flag = (s->sh.slice_type == P_SLICE && s->pps->weighted_pred_flag) ||
|
|
|
1551 (s->sh.slice_type == B_SLICE && s->pps->weighted_bipred_flag);
|
|
|
1552 int pic_width = s->sps->width >> s->sps->hshift[1];
|
|
|
1553 int pic_height = s->sps->height >> s->sps->vshift[1];
|
|
|
1554 Mv *mv0 = ¤t_mv->mv[0];
|
|
|
1555 Mv *mv1 = ¤t_mv->mv[1];
|
|
|
1556 int hshift = s->sps->hshift[1];
|
|
|
1557 int vshift = s->sps->vshift[1];
|
|
|
1558
|
|
|
1559 intptr_t mx0 = mv0->x & ((1 << (2 + hshift)) - 1);
|
|
|
1560 intptr_t my0 = mv0->y & ((1 << (2 + vshift)) - 1);
|
|
|
1561 intptr_t mx1 = mv1->x & ((1 << (2 + hshift)) - 1);
|
|
|
1562 intptr_t my1 = mv1->y & ((1 << (2 + vshift)) - 1);
|
|
|
1563 intptr_t _mx0 = mx0 << (1 - hshift);
|
|
|
1564 intptr_t _my0 = my0 << (1 - vshift);
|
|
|
1565 intptr_t _mx1 = mx1 << (1 - hshift);
|
|
|
1566 intptr_t _my1 = my1 << (1 - vshift);
|
|
|
1567
|
|
|
1568 int x_off0 = x_off + (mv0->x >> (2 + hshift));
|
|
|
1569 int y_off0 = y_off + (mv0->y >> (2 + vshift));
|
|
|
1570 int x_off1 = x_off + (mv1->x >> (2 + hshift));
|
|
|
1571 int y_off1 = y_off + (mv1->y >> (2 + vshift));
|
|
|
1572 int idx = ff_hevc_pel_weight[block_w];
|
|
|
1573 src1 += y_off0 * src1stride + (int)((unsigned)x_off0 << s->sps->pixel_shift);
|
|
|
1574 src2 += y_off1 * src2stride + (int)((unsigned)x_off1 << s->sps->pixel_shift);
|
|
|
1575
|
|
|
1576 if (x_off0 < EPEL_EXTRA_BEFORE || y_off0 < EPEL_EXTRA_AFTER ||
|
|
|
1577 x_off0 >= pic_width - block_w - EPEL_EXTRA_AFTER ||
|
|
|
1578 y_off0 >= pic_height - block_h - EPEL_EXTRA_AFTER) {
|
|
|
1579 const int edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << s->sps->pixel_shift;
|
|
|
1580 int offset1 = EPEL_EXTRA_BEFORE * (src1stride + (1 << s->sps->pixel_shift));
|
|
|
1581 int buf_offset1 = EPEL_EXTRA_BEFORE *
|
|
|
1582 (edge_emu_stride + (1 << s->sps->pixel_shift));
|
|
|
1583
|
|
|
1584 s->vdsp.emulated_edge_mc(lc->edge_emu_buffer, src1 - offset1,
|
|
|
1585 edge_emu_stride, src1stride,
|
|
|
1586 block_w + EPEL_EXTRA, block_h + EPEL_EXTRA,
|
|
|
1587 x_off0 - EPEL_EXTRA_BEFORE,
|
|
|
1588 y_off0 - EPEL_EXTRA_BEFORE,
|
|
|
1589 pic_width, pic_height);
|
|
|
1590
|
|
|
1591 src1 = lc->edge_emu_buffer + buf_offset1;
|
|
|
1592 src1stride = edge_emu_stride;
|
|
|
1593 }
|
|
|
1594
|
|
|
1595 if (x_off1 < EPEL_EXTRA_BEFORE || y_off1 < EPEL_EXTRA_AFTER ||
|
|
|
1596 x_off1 >= pic_width - block_w - EPEL_EXTRA_AFTER ||
|
|
|
1597 y_off1 >= pic_height - block_h - EPEL_EXTRA_AFTER) {
|
|
|
1598 const int edge_emu_stride = EDGE_EMU_BUFFER_STRIDE << s->sps->pixel_shift;
|
|
|
1599 int offset1 = EPEL_EXTRA_BEFORE * (src2stride + (1 << s->sps->pixel_shift));
|
|
|
1600 int buf_offset1 = EPEL_EXTRA_BEFORE *
|
|
|
1601 (edge_emu_stride + (1 << s->sps->pixel_shift));
|
|
|
1602
|
|
|
1603 s->vdsp.emulated_edge_mc(lc->edge_emu_buffer2, src2 - offset1,
|
|
|
1604 edge_emu_stride, src2stride,
|
|
|
1605 block_w + EPEL_EXTRA, block_h + EPEL_EXTRA,
|
|
|
1606 x_off1 - EPEL_EXTRA_BEFORE,
|
|
|
1607 y_off1 - EPEL_EXTRA_BEFORE,
|
|
|
1608 pic_width, pic_height);
|
|
|
1609
|
|
|
1610 src2 = lc->edge_emu_buffer2 + buf_offset1;
|
|
|
1611 src2stride = edge_emu_stride;
|
|
|
1612 }
|
|
|
1613
|
|
|
1614 s->hevcdsp.put_hevc_epel[idx][!!my0][!!mx0](lc->tmp, src1, src1stride,
|
|
|
1615 block_h, _mx0, _my0, block_w BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1616 if (!weight_flag)
|
|
|
1617 s->hevcdsp.put_hevc_epel_bi[idx][!!my1][!!mx1](dst0, s->frame->linesize[cidx+1],
|
|
|
1618 src2, src2stride, lc->tmp,
|
|
|
1619 block_h, _mx1, _my1, block_w BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1620 else
|
|
|
1621 s->hevcdsp.put_hevc_epel_bi_w[idx][!!my1][!!mx1](dst0, s->frame->linesize[cidx+1],
|
|
|
1622 src2, src2stride, lc->tmp,
|
|
|
1623 block_h,
|
|
|
1624 s->sh.chroma_log2_weight_denom,
|
|
|
1625 s->sh.chroma_weight_l0[current_mv->ref_idx[0]][cidx],
|
|
|
1626 s->sh.chroma_weight_l1[current_mv->ref_idx[1]][cidx],
|
|
|
1627 s->sh.chroma_offset_l0[current_mv->ref_idx[0]][cidx],
|
|
|
1628 s->sh.chroma_offset_l1[current_mv->ref_idx[1]][cidx],
|
|
|
1629 _mx1, _my1, block_w BIT_DEPTH_ARG2(s->sps->bit_depth));
|
|
|
1630 }
|
|
|
1631 #endif /* USE_BIPRED */
|
|
|
1632 #endif /* USE_PRED */
|
|
|
1633
|
|
|
1634 #ifdef USE_FULL
|
|
|
1635 static void hevc_await_progress(HEVCContext *s, HEVCFrame *ref,
|
|
|
1636 const Mv *mv, int y0, int height)
|
|
|
1637 {
|
|
|
1638 int y = FFMAX(0, (mv->y >> 2) + y0 + height + 9);
|
|
|
1639
|
|
|
1640 if (s->threads_type == FF_THREAD_FRAME )
|
|
|
1641 ff_thread_await_progress(&ref->tf, y, 0);
|
|
|
1642 }
|
|
|
1643 #endif
|
|
|
1644
|
|
|
1645 #ifdef USE_PRED
|
|
|
1646 static void hls_prediction_unit(HEVCContext *s, int x0, int y0,
|
|
|
1647 int nPbW, int nPbH,
|
|
|
1648 int log2_cb_size, int partIdx, int idx)
|
|
|
1649 {
|
|
|
1650 #define POS(c_idx, x, y) \
|
|
|
1651 &s->frame->data[c_idx][((y) >> s->sps->vshift[c_idx]) * s->frame->linesize[c_idx] + \
|
|
|
1652 (((x) >> s->sps->hshift[c_idx]) << s->sps->pixel_shift)]
|
|
|
1653 HEVCLocalContext *lc = s->HEVClc;
|
|
|
1654 int merge_idx = 0;
|
|
|
1655 struct MvField current_mv = {{{ 0 }}};
|
|
|
1656
|
|
|
1657 int min_pu_width = s->sps->min_pu_width;
|
|
|
1658
|
|
|
1659 MvField *tab_mvf = s->ref->tab_mvf;
|
|
|
1660 RefPicList *refPicList = s->ref->refPicList;
|
|
|
1661 HEVCFrame *ref0, *ref1;
|
|
|
1662 uint8_t *dst0 = POS(0, x0, y0);
|
|
|
1663 uint8_t *dst1 = POS(1, x0, y0);
|
|
|
1664 uint8_t *dst2 = POS(2, x0, y0);
|
|
|
1665 int log2_min_cb_size = s->sps->log2_min_cb_size;
|
|
|
1666 int min_cb_width = s->sps->min_cb_width;
|
|
|
1667 int x_cb = x0 >> log2_min_cb_size;
|
|
|
1668 int y_cb = y0 >> log2_min_cb_size;
|
|
|
1669 int ref_idx[2];
|
|
|
1670 int mvp_flag[2];
|
|
|
1671 int x_pu, y_pu;
|
|
|
1672 int i, j;
|
|
|
1673
|
|
|
1674 if (SAMPLE_CTB(s->skip_flag, x_cb, y_cb)) {
|
|
|
1675 if (s->sh.max_num_merge_cand > 1)
|
|
|
1676 merge_idx = ff_hevc_merge_idx_decode(s);
|
|
|
1677 else
|
|
|
1678 merge_idx = 0;
|
|
|
1679
|
|
|
1680 ff_hevc_luma_mv_merge_mode(s, x0, y0,
|
|
|
1681 1 << log2_cb_size,
|
|
|
1682 1 << log2_cb_size,
|
|
|
1683 log2_cb_size, partIdx,
|
|
|
1684 merge_idx, ¤t_mv);
|
|
|
1685 x_pu = x0 >> s->sps->log2_min_pu_size;
|
|
|
1686 y_pu = y0 >> s->sps->log2_min_pu_size;
|
|
|
1687
|
|
|
1688 for (j = 0; j < nPbH >> s->sps->log2_min_pu_size; j++)
|
|
|
1689 for (i = 0; i < nPbW >> s->sps->log2_min_pu_size; i++)
|
|
|
1690 tab_mvf[(y_pu + j) * min_pu_width + x_pu + i] = current_mv;
|
|
|
1691 } else { /* MODE_INTER */
|
|
|
1692 lc->pu.merge_flag = ff_hevc_merge_flag_decode(s);
|
|
|
1693 if (lc->pu.merge_flag) {
|
|
|
1694 if (s->sh.max_num_merge_cand > 1)
|
|
|
1695 merge_idx = ff_hevc_merge_idx_decode(s);
|
|
|
1696 else
|
|
|
1697 merge_idx = 0;
|
|
|
1698
|
|
|
1699 ff_hevc_luma_mv_merge_mode(s, x0, y0, nPbW, nPbH, log2_cb_size,
|
|
|
1700 partIdx, merge_idx, ¤t_mv);
|
|
|
1701 x_pu = x0 >> s->sps->log2_min_pu_size;
|
|
|
1702 y_pu = y0 >> s->sps->log2_min_pu_size;
|
|
|
1703
|
|
|
1704 for (j = 0; j < nPbH >> s->sps->log2_min_pu_size; j++)
|
|
|
1705 for (i = 0; i < nPbW >> s->sps->log2_min_pu_size; i++)
|
|
|
1706 tab_mvf[(y_pu + j) * min_pu_width + x_pu + i] = current_mv;
|
|
|
1707 } else {
|
|
|
1708 enum InterPredIdc inter_pred_idc = PRED_L0;
|
|
|
1709 ff_hevc_set_neighbour_available(s, x0, y0, nPbW, nPbH);
|
|
|
1710 current_mv.pred_flag = 0;
|
|
|
1711 if (s->sh.slice_type == B_SLICE)
|
|
|
1712 inter_pred_idc = ff_hevc_inter_pred_idc_decode(s, nPbW, nPbH);
|
|
|
1713
|
|
|
1714 if (inter_pred_idc != PRED_L1) {
|
|
|
1715 if (s->sh.nb_refs[L0]) {
|
|
|
1716 ref_idx[0] = ff_hevc_ref_idx_lx_decode(s, s->sh.nb_refs[L0]);
|
|
|
1717 current_mv.ref_idx[0] = ref_idx[0];
|
|
|
1718 }
|
|
|
1719 current_mv.pred_flag = PF_L0;
|
|
|
1720 ff_hevc_hls_mvd_coding(s, x0, y0, 0);
|
|
|
1721 mvp_flag[0] = ff_hevc_mvp_lx_flag_decode(s);
|
|
|
1722 ff_hevc_luma_mv_mvp_mode(s, x0, y0, nPbW, nPbH, log2_cb_size,
|
|
|
1723 partIdx, merge_idx, ¤t_mv,
|
|
|
1724 mvp_flag[0], 0);
|
|
|
1725 current_mv.mv[0].x += lc->pu.mvd.x;
|
|
|
1726 current_mv.mv[0].y += lc->pu.mvd.y;
|
|
|
1727 }
|
|
|
1728
|
|
|
1729 if (inter_pred_idc != PRED_L0) {
|
|
|
1730 if (s->sh.nb_refs[L1]) {
|
|
|
1731 ref_idx[1] = ff_hevc_ref_idx_lx_decode(s, s->sh.nb_refs[L1]);
|
|
|
1732 current_mv.ref_idx[1] = ref_idx[1];
|
|
|
1733 }
|
|
|
1734
|
|
|
1735 if (s->sh.mvd_l1_zero_flag == 1 && inter_pred_idc == PRED_BI) {
|
|
|
1736 AV_ZERO32(&lc->pu.mvd);
|
|
|
1737 } else {
|
|
|
1738 ff_hevc_hls_mvd_coding(s, x0, y0, 1);
|
|
|
1739 }
|
|
|
1740
|
|
|
1741 current_mv.pred_flag += PF_L1;
|
|
|
1742 mvp_flag[1] = ff_hevc_mvp_lx_flag_decode(s);
|
|
|
1743 ff_hevc_luma_mv_mvp_mode(s, x0, y0, nPbW, nPbH, log2_cb_size,
|
|
|
1744 partIdx, merge_idx, ¤t_mv,
|
|
|
1745 mvp_flag[1], 1);
|
|
|
1746 current_mv.mv[1].x += lc->pu.mvd.x;
|
|
|
1747 current_mv.mv[1].y += lc->pu.mvd.y;
|
|
|
1748 }
|
|
|
1749
|
|
|
1750 x_pu = x0 >> s->sps->log2_min_pu_size;
|
|
|
1751 y_pu = y0 >> s->sps->log2_min_pu_size;
|
|
|
1752
|
|
|
1753 for(j = 0; j < nPbH >> s->sps->log2_min_pu_size; j++)
|
|
|
1754 for (i = 0; i < nPbW >> s->sps->log2_min_pu_size; i++)
|
|
|
1755 tab_mvf[(y_pu + j) * min_pu_width + x_pu + i] = current_mv;
|
|
|
1756 }
|
|
|
1757 }
|
|
|
1758
|
|
|
1759 if (current_mv.pred_flag & PF_L0) {
|
|
|
1760 ref0 = refPicList[0].ref[current_mv.ref_idx[0]];
|
|
|
1761 if (!ref0)
|
|
|
1762 return;
|
|
|
1763 #ifdef USE_FULL
|
|
|
1764 hevc_await_progress(s, ref0, ¤t_mv.mv[0], y0, nPbH);
|
|
|
1765 #endif
|
|
|
1766 }
|
|
|
1767 if (current_mv.pred_flag & PF_L1) {
|
|
|
1768 ref1 = refPicList[1].ref[current_mv.ref_idx[1]];
|
|
|
1769 if (!ref1)
|
|
|
1770 return;
|
|
|
1771 #ifdef USE_FULL
|
|
|
1772 hevc_await_progress(s, ref1, ¤t_mv.mv[1], y0, nPbH);
|
|
|
1773 #endif
|
|
|
1774 }
|
|
|
1775
|
|
|
1776 if (current_mv.pred_flag == PF_L0) {
|
|
|
1777 luma_mc_uni(s, dst0, s->frame->linesize[0], ref0->frame,
|
|
|
1778 ¤t_mv.mv[0], x0, y0, nPbW, nPbH,
|
|
|
1779 s->sh.luma_weight_l0[current_mv.ref_idx[0]],
|
|
|
1780 s->sh.luma_offset_l0[current_mv.ref_idx[0]]);
|
|
|
1781
|
|
|
1782 if (s->sps->chroma_format_idc != 0) {
|
|
|
1783 int x0_c = x0 >> s->sps->hshift[1];
|
|
|
1784 int y0_c = y0 >> s->sps->vshift[1];
|
|
|
1785 int nPbW_c = nPbW >> s->sps->hshift[1];
|
|
|
1786 int nPbH_c = nPbH >> s->sps->vshift[1];
|
|
|
1787
|
|
|
1788 chroma_mc_uni(s, dst1, s->frame->linesize[1], ref0->frame->data[1], ref0->frame->linesize[1],
|
|
|
1789 0, x0_c, y0_c, nPbW_c, nPbH_c, ¤t_mv,
|
|
|
1790 s->sh.chroma_weight_l0[current_mv.ref_idx[0]][0], s->sh.chroma_offset_l0[current_mv.ref_idx[0]][0]);
|
|
|
1791 chroma_mc_uni(s, dst2, s->frame->linesize[2], ref0->frame->data[2], ref0->frame->linesize[2],
|
|
|
1792 0, x0_c, y0_c, nPbW_c, nPbH_c, ¤t_mv,
|
|
|
1793 s->sh.chroma_weight_l0[current_mv.ref_idx[0]][1], s->sh.chroma_offset_l0[current_mv.ref_idx[0]][1]);
|
|
|
1794 }
|
|
|
1795 } else if (current_mv.pred_flag == PF_L1) {
|
|
|
1796 luma_mc_uni(s, dst0, s->frame->linesize[0], ref1->frame,
|
|
|
1797 ¤t_mv.mv[1], x0, y0, nPbW, nPbH,
|
|
|
1798 s->sh.luma_weight_l1[current_mv.ref_idx[1]],
|
|
|
1799 s->sh.luma_offset_l1[current_mv.ref_idx[1]]);
|
|
|
1800
|
|
|
1801 if (s->sps->chroma_format_idc != 0) {
|
|
|
1802 int x0_c = x0 >> s->sps->hshift[1];
|
|
|
1803 int y0_c = y0 >> s->sps->vshift[1];
|
|
|
1804 int nPbW_c = nPbW >> s->sps->hshift[1];
|
|
|
1805 int nPbH_c = nPbH >> s->sps->vshift[1];
|
|
|
1806
|
|
|
1807 chroma_mc_uni(s, dst1, s->frame->linesize[1], ref1->frame->data[1], ref1->frame->linesize[1],
|
|
|
1808 1, x0_c, y0_c, nPbW_c, nPbH_c, ¤t_mv,
|
|
|
1809 s->sh.chroma_weight_l1[current_mv.ref_idx[1]][0], s->sh.chroma_offset_l1[current_mv.ref_idx[1]][0]);
|
|
|
1810
|
|
|
1811 chroma_mc_uni(s, dst2, s->frame->linesize[2], ref1->frame->data[2], ref1->frame->linesize[2],
|
|
|
1812 1, x0_c, y0_c, nPbW_c, nPbH_c, ¤t_mv,
|
|
|
1813 s->sh.chroma_weight_l1[current_mv.ref_idx[1]][1], s->sh.chroma_offset_l1[current_mv.ref_idx[1]][1]);
|
|
|
1814 }
|
|
|
1815 } else if (current_mv.pred_flag == PF_BI) {
|
|
|
1816 #ifdef USE_BIPRED
|
|
|
1817 luma_mc_bi(s, dst0, s->frame->linesize[0], ref0->frame,
|
|
|
1818 ¤t_mv.mv[0], x0, y0, nPbW, nPbH,
|
|
|
1819 ref1->frame, ¤t_mv.mv[1], ¤t_mv);
|
|
|
1820 if (s->sps->chroma_format_idc != 0) {
|
|
|
1821 int x0_c = x0 >> s->sps->hshift[1];
|
|
|
1822 int y0_c = y0 >> s->sps->vshift[1];
|
|
|
1823 int nPbW_c = nPbW >> s->sps->hshift[1];
|
|
|
1824 int nPbH_c = nPbH >> s->sps->vshift[1];
|
|
|
1825
|
|
|
1826 chroma_mc_bi(s, dst1, s->frame->linesize[1], ref0->frame, ref1->frame,
|
|
|
1827 x0_c, y0_c, nPbW_c, nPbH_c, ¤t_mv, 0);
|
|
|
1828
|
|
|
1829 chroma_mc_bi(s, dst2, s->frame->linesize[2], ref0->frame, ref1->frame,
|
|
|
1830 x0_c, y0_c, nPbW_c, nPbH_c, ¤t_mv, 1);
|
|
|
1831 }
|
|
|
1832 #else
|
|
|
1833 abort();
|
|
|
1834 #endif
|
|
|
1835 }
|
|
|
1836 }
|
|
|
1837 #endif
|
|
|
1838
|
|
|
1839 /**
|
|
|
1840 * 8.4.1
|
|
|
1841 */
|
|
|
1842 static int luma_intra_pred_mode(HEVCContext *s, int x0, int y0, int pu_size,
|
|
|
1843 int prev_intra_luma_pred_flag)
|
|
|
1844 {
|
|
|
1845 HEVCLocalContext *lc = s->HEVClc;
|
|
|
1846 int x_pu = x0 >> s->sps->log2_min_pu_size;
|
|
|
1847 int y_pu = y0 >> s->sps->log2_min_pu_size;
|
|
|
1848 int min_pu_width = s->sps->min_pu_width;
|
|
|
1849 int size_in_pus = pu_size >> s->sps->log2_min_pu_size;
|
|
|
1850 int x0b = x0 & ((1 << s->sps->log2_ctb_size) - 1);
|
|
|
1851 int y0b = y0 & ((1 << s->sps->log2_ctb_size) - 1);
|
|
|
1852
|
|
|
1853 int cand_up = (lc->ctb_up_flag || y0b) ?
|
|
|
1854 s->tab_ipm[(y_pu - 1) * min_pu_width + x_pu] : INTRA_DC;
|
|
|
1855 int cand_left = (lc->ctb_left_flag || x0b) ?
|
|
|
1856 s->tab_ipm[y_pu * min_pu_width + x_pu - 1] : INTRA_DC;
|
|
|
1857
|
|
|
1858 int y_ctb = (y0 >> (s->sps->log2_ctb_size)) << (s->sps->log2_ctb_size);
|
|
|
1859
|
|
|
1860 #ifdef USE_PRED
|
|
|
1861 MvField *tab_mvf = s->ref->tab_mvf;
|
|
|
1862 int j;
|
|
|
1863 #endif
|
|
|
1864 int intra_pred_mode;
|
|
|
1865 int candidate[3];
|
|
|
1866 int i;
|
|
|
1867
|
|
|
1868 // intra_pred_mode prediction does not cross vertical CTB boundaries
|
|
|
1869 if ((y0 - 1) < y_ctb)
|
|
|
1870 cand_up = INTRA_DC;
|
|
|
1871
|
|
|
1872 if (cand_left == cand_up) {
|
|
|
1873 if (cand_left < 2) {
|
|
|
1874 candidate[0] = INTRA_PLANAR;
|
|
|
1875 candidate[1] = INTRA_DC;
|
|
|
1876 candidate[2] = INTRA_ANGULAR_26;
|
|
|
1877 } else {
|
|
|
1878 candidate[0] = cand_left;
|
|
|
1879 candidate[1] = 2 + ((cand_left - 2 - 1 + 32) & 31);
|
|
|
1880 candidate[2] = 2 + ((cand_left - 2 + 1) & 31);
|
|
|
1881 }
|
|
|
1882 } else {
|
|
|
1883 candidate[0] = cand_left;
|
|
|
1884 candidate[1] = cand_up;
|
|
|
1885 if (candidate[0] != INTRA_PLANAR && candidate[1] != INTRA_PLANAR) {
|
|
|
1886 candidate[2] = INTRA_PLANAR;
|
|
|
1887 } else if (candidate[0] != INTRA_DC && candidate[1] != INTRA_DC) {
|
|
|
1888 candidate[2] = INTRA_DC;
|
|
|
1889 } else {
|
|
|
1890 candidate[2] = INTRA_ANGULAR_26;
|
|
|
1891 }
|
|
|
1892 }
|
|
|
1893
|
|
|
1894 if (prev_intra_luma_pred_flag) {
|
|
|
1895 intra_pred_mode = candidate[lc->pu.mpm_idx];
|
|
|
1896 } else {
|
|
|
1897 if (candidate[0] > candidate[1])
|
|
|
1898 FFSWAP(uint8_t, candidate[0], candidate[1]);
|
|
|
1899 if (candidate[0] > candidate[2])
|
|
|
1900 FFSWAP(uint8_t, candidate[0], candidate[2]);
|
|
|
1901 if (candidate[1] > candidate[2])
|
|
|
1902 FFSWAP(uint8_t, candidate[1], candidate[2]);
|
|
|
1903
|
|
|
1904 intra_pred_mode = lc->pu.rem_intra_luma_pred_mode;
|
|
|
1905 for (i = 0; i < 3; i++)
|
|
|
1906 if (intra_pred_mode >= candidate[i])
|
|
|
1907 intra_pred_mode++;
|
|
|
1908 }
|
|
|
1909
|
|
|
1910 /* write the intra prediction units into the mv array */
|
|
|
1911 if (!size_in_pus)
|
|
|
1912 size_in_pus = 1;
|
|
|
1913 for (i = 0; i < size_in_pus; i++) {
|
|
|
1914 memset(&s->tab_ipm[(y_pu + i) * min_pu_width + x_pu],
|
|
|
1915 intra_pred_mode, size_in_pus);
|
|
|
1916 #ifdef USE_PRED
|
|
|
1917 for (j = 0; j < size_in_pus; j++) {
|
|
|
1918 tab_mvf[(y_pu + j) * min_pu_width + x_pu + i].pred_flag = PF_INTRA;
|
|
|
1919 }
|
|
|
1920 #endif
|
|
|
1921 }
|
|
|
1922
|
|
|
1923 return intra_pred_mode;
|
|
|
1924 }
|
|
|
1925
|
|
|
1926 static av_always_inline void set_ct_depth(HEVCContext *s, int x0, int y0,
|
|
|
1927 int log2_cb_size, int ct_depth)
|
|
|
1928 {
|
|
|
1929 int length = (1 << log2_cb_size) >> s->sps->log2_min_cb_size;
|
|
|
1930 int x_cb = x0 >> s->sps->log2_min_cb_size;
|
|
|
1931 int y_cb = y0 >> s->sps->log2_min_cb_size;
|
|
|
1932 int y;
|
|
|
1933
|
|
|
1934 for (y = 0; y < length; y++)
|
|
|
1935 memset(&s->tab_ct_depth[(y_cb + y) * s->sps->min_cb_width + x_cb],
|
|
|
1936 ct_depth, length);
|
|
|
1937 }
|
|
|
1938
|
|
|
1939 static const uint8_t tab_mode_idx[] = {
|
|
|
1940 0, 1, 2, 2, 2, 2, 3, 5, 7, 8, 10, 12, 13, 15, 17, 18, 19, 20,
|
|
|
1941 21, 22, 23, 23, 24, 24, 25, 25, 26, 27, 27, 28, 28, 29, 29, 30, 31};
|
|
|
1942
|
|
|
1943 static void intra_prediction_unit(HEVCContext *s, int x0, int y0,
|
|
|
1944 int log2_cb_size)
|
|
|
1945 {
|
|
|
1946 HEVCLocalContext *lc = s->HEVClc;
|
|
|
1947 static const uint8_t intra_chroma_table[4] = { 0, 26, 10, 1 };
|
|
|
1948 uint8_t prev_intra_luma_pred_flag[4];
|
|
|
1949 int split = lc->cu.part_mode == PART_NxN;
|
|
|
1950 int pb_size = (1 << log2_cb_size) >> split;
|
|
|
1951 int side = split + 1;
|
|
|
1952 int chroma_mode;
|
|
|
1953 int i, j;
|
|
|
1954
|
|
|
1955 for (i = 0; i < side; i++)
|
|
|
1956 for (j = 0; j < side; j++)
|
|
|
1957 prev_intra_luma_pred_flag[2 * i + j] = ff_hevc_prev_intra_luma_pred_flag_decode(s);
|
|
|
1958
|
|
|
1959 for (i = 0; i < side; i++) {
|
|
|
1960 for (j = 0; j < side; j++) {
|
|
|
1961 if (prev_intra_luma_pred_flag[2 * i + j])
|
|
|
1962 lc->pu.mpm_idx = ff_hevc_mpm_idx_decode(s);
|
|
|
1963 else
|
|
|
1964 lc->pu.rem_intra_luma_pred_mode = ff_hevc_rem_intra_luma_pred_mode_decode(s);
|
|
|
1965
|
|
|
1966 lc->pu.intra_pred_mode[2 * i + j] =
|
|
|
1967 luma_intra_pred_mode(s, x0 + pb_size * j, y0 + pb_size * i, pb_size,
|
|
|
1968 prev_intra_luma_pred_flag[2 * i + j]);
|
|
|
1969 }
|
|
|
1970 }
|
|
|
1971
|
|
|
1972 if (s->sps->chroma_format_idc == 3) {
|
|
|
1973 for (i = 0; i < side; i++) {
|
|
|
1974 for (j = 0; j < side; j++) {
|
|
|
1975 lc->pu.chroma_mode_c[2 * i + j] = chroma_mode = ff_hevc_intra_chroma_pred_mode_decode(s);
|
|
|
1976 if (chroma_mode != 4) {
|
|
|
1977 if (lc->pu.intra_pred_mode[2 * i + j] == intra_chroma_table[chroma_mode])
|
|
|
1978 lc->pu.intra_pred_mode_c[2 * i + j] = 34;
|
|
|
1979 else
|
|
|
1980 lc->pu.intra_pred_mode_c[2 * i + j] = intra_chroma_table[chroma_mode];
|
|
|
1981 } else {
|
|
|
1982 lc->pu.intra_pred_mode_c[2 * i + j] = lc->pu.intra_pred_mode[2 * i + j];
|
|
|
1983 }
|
|
|
1984 }
|
|
|
1985 }
|
|
|
1986 } else if (s->sps->chroma_format_idc == 2) {
|
|
|
1987 int mode_idx;
|
|
|
1988 lc->pu.chroma_mode_c[0] = chroma_mode = ff_hevc_intra_chroma_pred_mode_decode(s);
|
|
|
1989 if (chroma_mode != 4) {
|
|
|
1990 if (lc->pu.intra_pred_mode[0] == intra_chroma_table[chroma_mode])
|
|
|
1991 mode_idx = 34;
|
|
|
1992 else
|
|
|
1993 mode_idx = intra_chroma_table[chroma_mode];
|
|
|
1994 } else {
|
|
|
1995 mode_idx = lc->pu.intra_pred_mode[0];
|
|
|
1996 }
|
|
|
1997 lc->pu.intra_pred_mode_c[0] = tab_mode_idx[mode_idx];
|
|
|
1998 } else if (s->sps->chroma_format_idc != 0) {
|
|
|
1999 chroma_mode = ff_hevc_intra_chroma_pred_mode_decode(s);
|
|
|
2000 if (chroma_mode != 4) {
|
|
|
2001 if (lc->pu.intra_pred_mode[0] == intra_chroma_table[chroma_mode])
|
|
|
2002 lc->pu.intra_pred_mode_c[0] = 34;
|
|
|
2003 else
|
|
|
2004 lc->pu.intra_pred_mode_c[0] = intra_chroma_table[chroma_mode];
|
|
|
2005 } else {
|
|
|
2006 lc->pu.intra_pred_mode_c[0] = lc->pu.intra_pred_mode[0];
|
|
|
2007 }
|
|
|
2008 }
|
|
|
2009 }
|
|
|
2010
|
|
|
2011 static void intra_prediction_unit_default_value(HEVCContext *s,
|
|
|
2012 int x0, int y0,
|
|
|
2013 int log2_cb_size)
|
|
|
2014 {
|
|
|
2015 HEVCLocalContext *lc = s->HEVClc;
|
|
|
2016 int pb_size = 1 << log2_cb_size;
|
|
|
2017 int size_in_pus = pb_size >> s->sps->log2_min_pu_size;
|
|
|
2018 int min_pu_width = s->sps->min_pu_width;
|
|
|
2019 #ifdef USE_PRED
|
|
|
2020 MvField *tab_mvf = s->ref->tab_mvf;
|
|
|
2021 #endif
|
|
|
2022 int x_pu = x0 >> s->sps->log2_min_pu_size;
|
|
|
2023 int y_pu = y0 >> s->sps->log2_min_pu_size;
|
|
|
2024 int j, k;
|
|
|
2025
|
|
|
2026 if (size_in_pus == 0)
|
|
|
2027 size_in_pus = 1;
|
|
|
2028 for (j = 0; j < size_in_pus; j++)
|
|
|
2029 memset(&s->tab_ipm[(y_pu + j) * min_pu_width + x_pu], INTRA_DC, size_in_pus);
|
|
|
2030 #ifdef USE_PRED
|
|
|
2031 if (lc->cu.pred_mode == MODE_INTRA)
|
|
|
2032 for (j = 0; j < size_in_pus; j++)
|
|
|
2033 for (k = 0; k < size_in_pus; k++)
|
|
|
2034 tab_mvf[(y_pu + j) * min_pu_width + x_pu + k].pred_flag = PF_INTRA;
|
|
|
2035 #endif
|
|
|
2036 }
|
|
|
2037
|
|
|
2038 static int hls_coding_unit(HEVCContext *s, int x0, int y0, int log2_cb_size)
|
|
|
2039 {
|
|
|
2040 int cb_size = 1 << log2_cb_size;
|
|
|
2041 HEVCLocalContext *lc = s->HEVClc;
|
|
|
2042 int log2_min_cb_size = s->sps->log2_min_cb_size;
|
|
|
2043 int length = cb_size >> log2_min_cb_size;
|
|
|
2044 int min_cb_width = s->sps->min_cb_width;
|
|
|
2045 int x_cb = x0 >> log2_min_cb_size;
|
|
|
2046 int y_cb = y0 >> log2_min_cb_size;
|
|
|
2047 #ifdef USE_PRED
|
|
|
2048 int idx = log2_cb_size - 2;
|
|
|
2049 #endif
|
|
|
2050 int qp_block_mask = (1<<(s->sps->log2_ctb_size - s->pps->diff_cu_qp_delta_depth)) - 1;
|
|
|
2051 int x, y, ret;
|
|
|
2052
|
|
|
2053 lc->cu.x = x0;
|
|
|
2054 lc->cu.y = y0;
|
|
|
2055 lc->cu.rqt_root_cbf = 1;
|
|
|
2056 lc->cu.pred_mode = MODE_INTRA;
|
|
|
2057 lc->cu.part_mode = PART_2Nx2N;
|
|
|
2058 lc->cu.intra_split_flag = 0;
|
|
|
2059 lc->cu.pcm_flag = 0;
|
|
|
2060
|
|
|
2061 SAMPLE_CTB(s->skip_flag, x_cb, y_cb) = 0;
|
|
|
2062 for (x = 0; x < 4; x++)
|
|
|
2063 lc->pu.intra_pred_mode[x] = 1;
|
|
|
2064 if (s->pps->transquant_bypass_enable_flag) {
|
|
|
2065 lc->cu.cu_transquant_bypass_flag = ff_hevc_cu_transquant_bypass_flag_decode(s);
|
|
|
2066 if (lc->cu.cu_transquant_bypass_flag)
|
|
|
2067 set_deblocking_bypass(s, x0, y0, log2_cb_size);
|
|
|
2068 } else
|
|
|
2069 lc->cu.cu_transquant_bypass_flag = 0;
|
|
|
2070
|
|
|
2071 #ifdef USE_PRED
|
|
|
2072 if (s->sh.slice_type != I_SLICE) {
|
|
|
2073 uint8_t skip_flag = ff_hevc_skip_flag_decode(s, x0, y0, x_cb, y_cb);
|
|
|
2074
|
|
|
2075 x = y_cb * min_cb_width + x_cb;
|
|
|
2076 for (y = 0; y < length; y++) {
|
|
|
2077 memset(&s->skip_flag[x], skip_flag, length);
|
|
|
2078 x += min_cb_width;
|
|
|
2079 }
|
|
|
2080 lc->cu.pred_mode = skip_flag ? MODE_SKIP : MODE_INTER;
|
|
|
2081 } else
|
|
|
2082 #endif
|
|
|
2083 {
|
|
|
2084 x = y_cb * min_cb_width + x_cb;
|
|
|
2085 for (y = 0; y < length; y++) {
|
|
|
2086 memset(&s->skip_flag[x], 0, length);
|
|
|
2087 x += min_cb_width;
|
|
|
2088 }
|
|
|
2089 }
|
|
|
2090
|
|
|
2091 #ifdef USE_PRED
|
|
|
2092 if (SAMPLE_CTB(s->skip_flag, x_cb, y_cb)) {
|
|
|
2093 hls_prediction_unit(s, x0, y0, cb_size, cb_size, log2_cb_size, 0, idx);
|
|
|
2094 intra_prediction_unit_default_value(s, x0, y0, log2_cb_size);
|
|
|
2095
|
|
|
2096 if (!s->sh.disable_deblocking_filter_flag)
|
|
|
2097 ff_hevc_deblocking_boundary_strengths(s, x0, y0, log2_cb_size);
|
|
|
2098 } else
|
|
|
2099 #endif
|
|
|
2100 {
|
|
|
2101 #ifdef USE_PRED
|
|
|
2102 if (s->sh.slice_type != I_SLICE)
|
|
|
2103 lc->cu.pred_mode = ff_hevc_pred_mode_decode(s);
|
|
|
2104 #endif
|
|
|
2105 if (lc->cu.pred_mode != MODE_INTRA ||
|
|
|
2106 log2_cb_size == s->sps->log2_min_cb_size) {
|
|
|
2107 lc->cu.part_mode = ff_hevc_part_mode_decode(s, log2_cb_size);
|
|
|
2108 lc->cu.intra_split_flag = lc->cu.part_mode == PART_NxN &&
|
|
|
2109 lc->cu.pred_mode == MODE_INTRA;
|
|
|
2110 }
|
|
|
2111
|
|
|
2112 if (lc->cu.pred_mode == MODE_INTRA) {
|
|
|
2113 if (lc->cu.part_mode == PART_2Nx2N && s->sps->pcm_enabled_flag &&
|
|
|
2114 log2_cb_size >= s->sps->pcm.log2_min_pcm_cb_size &&
|
|
|
2115 log2_cb_size <= s->sps->pcm.log2_max_pcm_cb_size) {
|
|
|
2116 lc->cu.pcm_flag = ff_hevc_pcm_flag_decode(s);
|
|
|
2117 }
|
|
|
2118 if (lc->cu.pcm_flag) {
|
|
|
2119 intra_prediction_unit_default_value(s, x0, y0, log2_cb_size);
|
|
|
2120 ret = hls_pcm_sample(s, x0, y0, log2_cb_size);
|
|
|
2121 if (s->sps->pcm.loop_filter_disable_flag)
|
|
|
2122 set_deblocking_bypass(s, x0, y0, log2_cb_size);
|
|
|
2123
|
|
|
2124 if (ret < 0)
|
|
|
2125 return ret;
|
|
|
2126 } else {
|
|
|
2127 intra_prediction_unit(s, x0, y0, log2_cb_size);
|
|
|
2128 }
|
|
|
2129 } else {
|
|
|
2130 #ifdef USE_PRED
|
|
|
2131 intra_prediction_unit_default_value(s, x0, y0, log2_cb_size);
|
|
|
2132 switch (lc->cu.part_mode) {
|
|
|
2133 case PART_2Nx2N:
|
|
|
2134 hls_prediction_unit(s, x0, y0, cb_size, cb_size, log2_cb_size, 0, idx);
|
|
|
2135 break;
|
|
|
2136 case PART_2NxN:
|
|
|
2137 hls_prediction_unit(s, x0, y0, cb_size, cb_size / 2, log2_cb_size, 0, idx);
|
|
|
2138 hls_prediction_unit(s, x0, y0 + cb_size / 2, cb_size, cb_size / 2, log2_cb_size, 1, idx);
|
|
|
2139 break;
|
|
|
2140 case PART_Nx2N:
|
|
|
2141 hls_prediction_unit(s, x0, y0, cb_size / 2, cb_size, log2_cb_size, 0, idx - 1);
|
|
|
2142 hls_prediction_unit(s, x0 + cb_size / 2, y0, cb_size / 2, cb_size, log2_cb_size, 1, idx - 1);
|
|
|
2143 break;
|
|
|
2144 case PART_2NxnU:
|
|
|
2145 hls_prediction_unit(s, x0, y0, cb_size, cb_size / 4, log2_cb_size, 0, idx);
|
|
|
2146 hls_prediction_unit(s, x0, y0 + cb_size / 4, cb_size, cb_size * 3 / 4, log2_cb_size, 1, idx);
|
|
|
2147 break;
|
|
|
2148 case PART_2NxnD:
|
|
|
2149 hls_prediction_unit(s, x0, y0, cb_size, cb_size * 3 / 4, log2_cb_size, 0, idx);
|
|
|
2150 hls_prediction_unit(s, x0, y0 + cb_size * 3 / 4, cb_size, cb_size / 4, log2_cb_size, 1, idx);
|
|
|
2151 break;
|
|
|
2152 case PART_nLx2N:
|
|
|
2153 hls_prediction_unit(s, x0, y0, cb_size / 4, cb_size, log2_cb_size, 0, idx - 2);
|
|
|
2154 hls_prediction_unit(s, x0 + cb_size / 4, y0, cb_size * 3 / 4, cb_size, log2_cb_size, 1, idx - 2);
|
|
|
2155 break;
|
|
|
2156 case PART_nRx2N:
|
|
|
2157 hls_prediction_unit(s, x0, y0, cb_size * 3 / 4, cb_size, log2_cb_size, 0, idx - 2);
|
|
|
2158 hls_prediction_unit(s, x0 + cb_size * 3 / 4, y0, cb_size / 4, cb_size, log2_cb_size, 1, idx - 2);
|
|
|
2159 break;
|
|
|
2160 case PART_NxN:
|
|
|
2161 hls_prediction_unit(s, x0, y0, cb_size / 2, cb_size / 2, log2_cb_size, 0, idx - 1);
|
|
|
2162 hls_prediction_unit(s, x0 + cb_size / 2, y0, cb_size / 2, cb_size / 2, log2_cb_size, 1, idx - 1);
|
|
|
2163 hls_prediction_unit(s, x0, y0 + cb_size / 2, cb_size / 2, cb_size / 2, log2_cb_size, 2, idx - 1);
|
|
|
2164 hls_prediction_unit(s, x0 + cb_size / 2, y0 + cb_size / 2, cb_size / 2, cb_size / 2, log2_cb_size, 3, idx - 1);
|
|
|
2165 break;
|
|
|
2166 }
|
|
|
2167 #else
|
|
|
2168 abort();
|
|
|
2169 #endif
|
|
|
2170 }
|
|
|
2171
|
|
|
2172 if (!lc->cu.pcm_flag) {
|
|
|
2173 #ifdef USE_PRED
|
|
|
2174 if (lc->cu.pred_mode != MODE_INTRA &&
|
|
|
2175 !(lc->cu.part_mode == PART_2Nx2N && lc->pu.merge_flag)) {
|
|
|
2176 lc->cu.rqt_root_cbf = ff_hevc_no_residual_syntax_flag_decode(s);
|
|
|
2177 }
|
|
|
2178 #endif
|
|
|
2179 if (lc->cu.rqt_root_cbf) {
|
|
|
2180 const static int cbf[2] = { 0 };
|
|
|
2181 lc->cu.max_trafo_depth = lc->cu.pred_mode == MODE_INTRA ?
|
|
|
2182 s->sps->max_transform_hierarchy_depth_intra + lc->cu.intra_split_flag :
|
|
|
2183 s->sps->max_transform_hierarchy_depth_inter;
|
|
|
2184 ret = hls_transform_tree(s, x0, y0, x0, y0, x0, y0,
|
|
|
2185 log2_cb_size,
|
|
|
2186 log2_cb_size, 0, 0, cbf, cbf);
|
|
|
2187 if (ret < 0)
|
|
|
2188 return ret;
|
|
|
2189 } else {
|
|
|
2190 if (!s->sh.disable_deblocking_filter_flag)
|
|
|
2191 ff_hevc_deblocking_boundary_strengths(s, x0, y0, log2_cb_size);
|
|
|
2192 }
|
|
|
2193 }
|
|
|
2194 }
|
|
|
2195
|
|
|
2196 if (s->pps->cu_qp_delta_enabled_flag && lc->tu.is_cu_qp_delta_coded == 0)
|
|
|
2197 ff_hevc_set_qPy(s, x0, y0, log2_cb_size);
|
|
|
2198
|
|
|
2199 x = y_cb * min_cb_width + x_cb;
|
|
|
2200 for (y = 0; y < length; y++) {
|
|
|
2201 memset(&s->qp_y_tab[x], lc->qp_y, length);
|
|
|
2202 x += min_cb_width;
|
|
|
2203 }
|
|
|
2204
|
|
|
2205 if(((x0 + (1<<log2_cb_size)) & qp_block_mask) == 0 &&
|
|
|
2206 ((y0 + (1<<log2_cb_size)) & qp_block_mask) == 0) {
|
|
|
2207 lc->qPy_pred = lc->qp_y;
|
|
|
2208 }
|
|
|
2209
|
|
|
2210 set_ct_depth(s, x0, y0, log2_cb_size, lc->ct_depth);
|
|
|
2211
|
|
|
2212 return 0;
|
|
|
2213 }
|
|
|
2214
|
|
|
2215 static int hls_coding_quadtree(HEVCContext *s, int x0, int y0,
|
|
|
2216 int log2_cb_size, int cb_depth)
|
|
|
2217 {
|
|
|
2218 HEVCLocalContext *lc = s->HEVClc;
|
|
|
2219 const int cb_size = 1 << log2_cb_size;
|
|
|
2220 int ret;
|
|
|
2221 int qp_block_mask = (1<<(s->sps->log2_ctb_size - s->pps->diff_cu_qp_delta_depth)) - 1;
|
|
|
2222 int split_cu;
|
|
|
2223
|
|
|
2224 lc->ct_depth = cb_depth;
|
|
|
2225 if (x0 + cb_size <= s->sps->width &&
|
|
|
2226 y0 + cb_size <= s->sps->height &&
|
|
|
2227 log2_cb_size > s->sps->log2_min_cb_size) {
|
|
|
2228 split_cu = ff_hevc_split_coding_unit_flag_decode(s, cb_depth, x0, y0);
|
|
|
2229 } else {
|
|
|
2230 split_cu = (log2_cb_size > s->sps->log2_min_cb_size);
|
|
|
2231 }
|
|
|
2232 if (s->pps->cu_qp_delta_enabled_flag &&
|
|
|
2233 log2_cb_size >= s->sps->log2_ctb_size - s->pps->diff_cu_qp_delta_depth) {
|
|
|
2234 lc->tu.is_cu_qp_delta_coded = 0;
|
|
|
2235 lc->tu.cu_qp_delta = 0;
|
|
|
2236 }
|
|
|
2237
|
|
|
2238 if (s->sh.cu_chroma_qp_offset_enabled_flag &&
|
|
|
2239 log2_cb_size >= s->sps->log2_ctb_size - s->pps->diff_cu_chroma_qp_offset_depth) {
|
|
|
2240 lc->tu.is_cu_chroma_qp_offset_coded = 0;
|
|
|
2241 }
|
|
|
2242
|
|
|
2243 if (split_cu) {
|
|
|
2244 const int cb_size_split = cb_size >> 1;
|
|
|
2245 const int x1 = x0 + cb_size_split;
|
|
|
2246 const int y1 = y0 + cb_size_split;
|
|
|
2247
|
|
|
2248 int more_data = 0;
|
|
|
2249
|
|
|
2250 more_data = hls_coding_quadtree(s, x0, y0, log2_cb_size - 1, cb_depth + 1);
|
|
|
2251 if (more_data < 0)
|
|
|
2252 return more_data;
|
|
|
2253
|
|
|
2254 if (more_data && x1 < s->sps->width) {
|
|
|
2255 more_data = hls_coding_quadtree(s, x1, y0, log2_cb_size - 1, cb_depth + 1);
|
|
|
2256 if (more_data < 0)
|
|
|
2257 return more_data;
|
|
|
2258 }
|
|
|
2259 if (more_data && y1 < s->sps->height) {
|
|
|
2260 more_data = hls_coding_quadtree(s, x0, y1, log2_cb_size - 1, cb_depth + 1);
|
|
|
2261 if (more_data < 0)
|
|
|
2262 return more_data;
|
|
|
2263 }
|
|
|
2264 if (more_data && x1 < s->sps->width &&
|
|
|
2265 y1 < s->sps->height) {
|
|
|
2266 more_data = hls_coding_quadtree(s, x1, y1, log2_cb_size - 1, cb_depth + 1);
|
|
|
2267 if (more_data < 0)
|
|
|
2268 return more_data;
|
|
|
2269 }
|
|
|
2270
|
|
|
2271 if(((x0 + (1<<log2_cb_size)) & qp_block_mask) == 0 &&
|
|
|
2272 ((y0 + (1<<log2_cb_size)) & qp_block_mask) == 0)
|
|
|
2273 lc->qPy_pred = lc->qp_y;
|
|
|
2274
|
|
|
2275 if (more_data)
|
|
|
2276 return ((x1 + cb_size_split) < s->sps->width ||
|
|
|
2277 (y1 + cb_size_split) < s->sps->height);
|
|
|
2278 else
|
|
|
2279 return 0;
|
|
|
2280 } else {
|
|
|
2281 ret = hls_coding_unit(s, x0, y0, log2_cb_size);
|
|
|
2282 if (ret < 0)
|
|
|
2283 return ret;
|
|
|
2284 if ((!((x0 + cb_size) %
|
|
|
2285 (1 << (s->sps->log2_ctb_size))) ||
|
|
|
2286 (x0 + cb_size >= s->sps->width)) &&
|
|
|
2287 (!((y0 + cb_size) %
|
|
|
2288 (1 << (s->sps->log2_ctb_size))) ||
|
|
|
2289 (y0 + cb_size >= s->sps->height))) {
|
|
|
2290 int end_of_slice_flag = ff_hevc_end_of_slice_flag_decode(s);
|
|
|
2291 return !end_of_slice_flag;
|
|
|
2292 } else {
|
|
|
2293 return 1;
|
|
|
2294 }
|
|
|
2295 }
|
|
|
2296
|
|
|
2297 return 0;
|
|
|
2298 }
|
|
|
2299
|
|
|
2300 static void hls_decode_neighbour(HEVCContext *s, int x_ctb, int y_ctb,
|
|
|
2301 int ctb_addr_ts)
|
|
|
2302 {
|
|
|
2303 HEVCLocalContext *lc = s->HEVClc;
|
|
|
2304 int ctb_size = 1 << s->sps->log2_ctb_size;
|
|
|
2305 int ctb_addr_rs = s->pps->ctb_addr_ts_to_rs[ctb_addr_ts];
|
|
|
2306 int ctb_addr_in_slice = ctb_addr_rs - s->sh.slice_addr;
|
|
|
2307
|
|
|
2308 s->tab_slice_address[ctb_addr_rs] = s->sh.slice_addr;
|
|
|
2309
|
|
|
2310 if (s->pps->entropy_coding_sync_enabled_flag) {
|
|
|
2311 if (x_ctb == 0 && (y_ctb & (ctb_size - 1)) == 0)
|
|
|
2312 lc->first_qp_group = 1;
|
|
|
2313 lc->end_of_tiles_x = s->sps->width;
|
|
|
2314 } else if (s->pps->tiles_enabled_flag) {
|
|
|
2315 if (ctb_addr_ts && s->pps->tile_id[ctb_addr_ts] != s->pps->tile_id[ctb_addr_ts - 1]) {
|
|
|
2316 int idxX = s->pps->col_idxX[x_ctb >> s->sps->log2_ctb_size];
|
|
|
2317 lc->end_of_tiles_x = x_ctb + (s->pps->column_width[idxX] << s->sps->log2_ctb_size);
|
|
|
2318 lc->first_qp_group = 1;
|
|
|
2319 }
|
|
|
2320 } else {
|
|
|
2321 lc->end_of_tiles_x = s->sps->width;
|
|
|
2322 }
|
|
|
2323
|
|
|
2324 lc->end_of_tiles_y = FFMIN(y_ctb + ctb_size, s->sps->height);
|
|
|
2325
|
|
|
2326 lc->boundary_flags = 0;
|
|
|
2327 if (s->pps->tiles_enabled_flag) {
|
|
|
2328 if (x_ctb > 0 && s->pps->tile_id[ctb_addr_ts] != s->pps->tile_id[s->pps->ctb_addr_rs_to_ts[ctb_addr_rs - 1]])
|
|
|
2329 lc->boundary_flags |= BOUNDARY_LEFT_TILE;
|
|
|
2330 if (x_ctb > 0 && s->tab_slice_address[ctb_addr_rs] != s->tab_slice_address[ctb_addr_rs - 1])
|
|
|
2331 lc->boundary_flags |= BOUNDARY_LEFT_SLICE;
|
|
|
2332 if (y_ctb > 0 && s->pps->tile_id[ctb_addr_ts] != s->pps->tile_id[s->pps->ctb_addr_rs_to_ts[ctb_addr_rs - s->sps->ctb_width]])
|
|
|
2333 lc->boundary_flags |= BOUNDARY_UPPER_TILE;
|
|
|
2334 if (y_ctb > 0 && s->tab_slice_address[ctb_addr_rs] != s->tab_slice_address[ctb_addr_rs - s->sps->ctb_width])
|
|
|
2335 lc->boundary_flags |= BOUNDARY_UPPER_SLICE;
|
|
|
2336 } else {
|
|
|
2337 if (!ctb_addr_in_slice > 0)
|
|
|
2338 lc->boundary_flags |= BOUNDARY_LEFT_SLICE;
|
|
|
2339 if (ctb_addr_in_slice < s->sps->ctb_width)
|
|
|
2340 lc->boundary_flags |= BOUNDARY_UPPER_SLICE;
|
|
|
2341 }
|
|
|
2342
|
|
|
2343 lc->ctb_left_flag = ((x_ctb > 0) && (ctb_addr_in_slice > 0) && !(lc->boundary_flags & BOUNDARY_LEFT_TILE));
|
|
|
2344 lc->ctb_up_flag = ((y_ctb > 0) && (ctb_addr_in_slice >= s->sps->ctb_width) && !(lc->boundary_flags & BOUNDARY_UPPER_TILE));
|
|
|
2345 lc->ctb_up_right_flag = ((y_ctb > 0) && (ctb_addr_in_slice+1 >= s->sps->ctb_width) && (s->pps->tile_id[ctb_addr_ts] == s->pps->tile_id[s->pps->ctb_addr_rs_to_ts[ctb_addr_rs+1 - s->sps->ctb_width]]));
|
|
|
2346 lc->ctb_up_left_flag = ((x_ctb > 0) && (y_ctb > 0) && (ctb_addr_in_slice-1 >= s->sps->ctb_width) && (s->pps->tile_id[ctb_addr_ts] == s->pps->tile_id[s->pps->ctb_addr_rs_to_ts[ctb_addr_rs-1 - s->sps->ctb_width]]));
|
|
|
2347 }
|
|
|
2348
|
|
|
2349 static int hls_decode_entry(AVCodecContext *avctxt, void *isFilterThread)
|
|
|
2350 {
|
|
|
2351 HEVCContext *s = avctxt->priv_data;
|
|
|
2352 int ctb_size = 1 << s->sps->log2_ctb_size;
|
|
|
2353 int more_data = 1;
|
|
|
2354 int x_ctb = 0;
|
|
|
2355 int y_ctb = 0;
|
|
|
2356 int ctb_addr_ts = s->pps->ctb_addr_rs_to_ts[s->sh.slice_ctb_addr_rs];
|
|
|
2357
|
|
|
2358 if (!ctb_addr_ts && s->sh.dependent_slice_segment_flag) {
|
|
|
2359 av_log(s->avctx, AV_LOG_ERROR, "Impossible initial tile.\n");
|
|
|
2360 return AVERROR_INVALIDDATA;
|
|
|
2361 }
|
|
|
2362
|
|
|
2363 if (s->sh.dependent_slice_segment_flag) {
|
|
|
2364 int prev_rs = s->pps->ctb_addr_ts_to_rs[ctb_addr_ts - 1];
|
|
|
2365 if (s->tab_slice_address[prev_rs] != s->sh.slice_addr) {
|
|
|
2366 av_log(s->avctx, AV_LOG_ERROR, "Previous slice segment missing\n");
|
|
|
2367 return AVERROR_INVALIDDATA;
|
|
|
2368 }
|
|
|
2369 }
|
|
|
2370
|
|
|
2371 while (more_data && ctb_addr_ts < s->sps->ctb_size) {
|
|
|
2372 int ctb_addr_rs = s->pps->ctb_addr_ts_to_rs[ctb_addr_ts];
|
|
|
2373
|
|
|
2374 x_ctb = (ctb_addr_rs % ((s->sps->width + ctb_size - 1) >> s->sps->log2_ctb_size)) << s->sps->log2_ctb_size;
|
|
|
2375 y_ctb = (ctb_addr_rs / ((s->sps->width + ctb_size - 1) >> s->sps->log2_ctb_size)) << s->sps->log2_ctb_size;
|
|
|
2376 hls_decode_neighbour(s, x_ctb, y_ctb, ctb_addr_ts);
|
|
|
2377
|
|
|
2378 ff_hevc_cabac_init(s, ctb_addr_ts);
|
|
|
2379
|
|
|
2380 hls_sao_param(s, x_ctb >> s->sps->log2_ctb_size, y_ctb >> s->sps->log2_ctb_size);
|
|
|
2381
|
|
|
2382 s->deblock[ctb_addr_rs].beta_offset = s->sh.beta_offset;
|
|
|
2383 s->deblock[ctb_addr_rs].tc_offset = s->sh.tc_offset;
|
|
|
2384 s->filter_slice_edges[ctb_addr_rs] = s->sh.slice_loop_filter_across_slices_enabled_flag;
|
|
|
2385
|
|
|
2386 more_data = hls_coding_quadtree(s, x_ctb, y_ctb, s->sps->log2_ctb_size, 0);
|
|
|
2387 if (more_data < 0) {
|
|
|
2388 s->tab_slice_address[ctb_addr_rs] = -1;
|
|
|
2389 return more_data;
|
|
|
2390 }
|
|
|
2391
|
|
|
2392
|
|
|
2393 ctb_addr_ts++;
|
|
|
2394 ff_hevc_save_states(s, ctb_addr_ts);
|
|
|
2395 ff_hevc_hls_filters(s, x_ctb, y_ctb, ctb_size);
|
|
|
2396 }
|
|
|
2397
|
|
|
2398 if (x_ctb + ctb_size >= s->sps->width &&
|
|
|
2399 y_ctb + ctb_size >= s->sps->height)
|
|
|
2400 ff_hevc_hls_filter(s, x_ctb, y_ctb, ctb_size);
|
|
|
2401
|
|
|
2402 return ctb_addr_ts;
|
|
|
2403 }
|
|
|
2404
|
|
|
2405 static int hls_slice_data(HEVCContext *s)
|
|
|
2406 {
|
|
|
2407 int arg[2];
|
|
|
2408 int ret[2];
|
|
|
2409
|
|
|
2410 arg[0] = 0;
|
|
|
2411 arg[1] = 1;
|
|
|
2412
|
|
|
2413 s->avctx->execute(s->avctx, hls_decode_entry, arg, ret , 1, sizeof(int));
|
|
|
2414 return ret[0];
|
|
|
2415 }
|
|
|
2416
|
|
|
2417 #ifdef USE_FULL
|
|
|
2418 static int hls_decode_entry_wpp(AVCodecContext *avctxt, void *input_ctb_row, int job, int self_id)
|
|
|
2419 {
|
|
|
2420 HEVCContext *s1 = avctxt->priv_data, *s;
|
|
|
2421 HEVCLocalContext *lc;
|
|
|
2422 int ctb_size = 1<< s1->sps->log2_ctb_size;
|
|
|
2423 int more_data = 1;
|
|
|
2424 int *ctb_row_p = input_ctb_row;
|
|
|
2425 int ctb_row = ctb_row_p[job];
|
|
|
2426 int ctb_addr_rs = s1->sh.slice_ctb_addr_rs + ctb_row * ((s1->sps->width + ctb_size - 1) >> s1->sps->log2_ctb_size);
|
|
|
2427 int ctb_addr_ts = s1->pps->ctb_addr_rs_to_ts[ctb_addr_rs];
|
|
|
2428 int thread = ctb_row % s1->threads_number;
|
|
|
2429 int ret;
|
|
|
2430
|
|
|
2431 s = s1->sList[self_id];
|
|
|
2432 lc = s->HEVClc;
|
|
|
2433
|
|
|
2434 if(ctb_row) {
|
|
|
2435 ret = init_get_bits8(&lc->gb, s->data + s->sh.offset[ctb_row - 1], s->sh.size[ctb_row - 1]);
|
|
|
2436
|
|
|
2437 if (ret < 0)
|
|
|
2438 return ret;
|
|
|
2439 ff_init_cabac_decoder(&lc->cc, s->data + s->sh.offset[(ctb_row)-1], s->sh.size[ctb_row - 1]);
|
|
|
2440 }
|
|
|
2441
|
|
|
2442 while(more_data && ctb_addr_ts < s->sps->ctb_size) {
|
|
|
2443 int x_ctb = (ctb_addr_rs % s->sps->ctb_width) << s->sps->log2_ctb_size;
|
|
|
2444 int y_ctb = (ctb_addr_rs / s->sps->ctb_width) << s->sps->log2_ctb_size;
|
|
|
2445
|
|
|
2446 hls_decode_neighbour(s, x_ctb, y_ctb, ctb_addr_ts);
|
|
|
2447
|
|
|
2448 ff_thread_await_progress2(s->avctx, ctb_row, thread, SHIFT_CTB_WPP);
|
|
|
2449
|
|
|
2450 if (avpriv_atomic_int_get(&s1->wpp_err)){
|
|
|
2451 ff_thread_report_progress2(s->avctx, ctb_row , thread, SHIFT_CTB_WPP);
|
|
|
2452 return 0;
|
|
|
2453 }
|
|
|
2454
|
|
|
2455 ff_hevc_cabac_init(s, ctb_addr_ts);
|
|
|
2456 hls_sao_param(s, x_ctb >> s->sps->log2_ctb_size, y_ctb >> s->sps->log2_ctb_size);
|
|
|
2457 more_data = hls_coding_quadtree(s, x_ctb, y_ctb, s->sps->log2_ctb_size, 0);
|
|
|
2458
|
|
|
2459 if (more_data < 0) {
|
|
|
2460 s->tab_slice_address[ctb_addr_rs] = -1;
|
|
|
2461 return more_data;
|
|
|
2462 }
|
|
|
2463
|
|
|
2464 ctb_addr_ts++;
|
|
|
2465
|
|
|
2466 ff_hevc_save_states(s, ctb_addr_ts);
|
|
|
2467 ff_thread_report_progress2(s->avctx, ctb_row, thread, 1);
|
|
|
2468 ff_hevc_hls_filters(s, x_ctb, y_ctb, ctb_size);
|
|
|
2469
|
|
|
2470 if (!more_data && (x_ctb+ctb_size) < s->sps->width && ctb_row != s->sh.num_entry_point_offsets) {
|
|
|
2471 avpriv_atomic_int_set(&s1->wpp_err, 1);
|
|
|
2472 ff_thread_report_progress2(s->avctx, ctb_row ,thread, SHIFT_CTB_WPP);
|
|
|
2473 return 0;
|
|
|
2474 }
|
|
|
2475
|
|
|
2476 if ((x_ctb+ctb_size) >= s->sps->width && (y_ctb+ctb_size) >= s->sps->height ) {
|
|
|
2477 ff_hevc_hls_filter(s, x_ctb, y_ctb, ctb_size);
|
|
|
2478 ff_thread_report_progress2(s->avctx, ctb_row , thread, SHIFT_CTB_WPP);
|
|
|
2479 return ctb_addr_ts;
|
|
|
2480 }
|
|
|
2481 ctb_addr_rs = s->pps->ctb_addr_ts_to_rs[ctb_addr_ts];
|
|
|
2482 x_ctb+=ctb_size;
|
|
|
2483
|
|
|
2484 if(x_ctb >= s->sps->width) {
|
|
|
2485 break;
|
|
|
2486 }
|
|
|
2487 }
|
|
|
2488 ff_thread_report_progress2(s->avctx, ctb_row ,thread, SHIFT_CTB_WPP);
|
|
|
2489
|
|
|
2490 return 0;
|
|
|
2491 }
|
|
|
2492
|
|
|
2493 static int hls_slice_data_wpp(HEVCContext *s, const uint8_t *nal, int length)
|
|
|
2494 {
|
|
|
2495 HEVCLocalContext *lc = s->HEVClc;
|
|
|
2496 int *ret = av_malloc_array(s->sh.num_entry_point_offsets + 1, sizeof(int));
|
|
|
2497 int *arg = av_malloc_array(s->sh.num_entry_point_offsets + 1, sizeof(int));
|
|
|
2498 int offset;
|
|
|
2499 int startheader, cmpt = 0;
|
|
|
2500 int i, j, res = 0;
|
|
|
2501
|
|
|
2502
|
|
|
2503 if (!s->sList[1]) {
|
|
|
2504 ff_alloc_entries(s->avctx, s->sh.num_entry_point_offsets + 1);
|
|
|
2505
|
|
|
2506
|
|
|
2507 for (i = 1; i < s->threads_number; i++) {
|
|
|
2508 s->sList[i] = av_malloc(sizeof(HEVCContext));
|
|
|
2509 memcpy(s->sList[i], s, sizeof(HEVCContext));
|
|
|
2510 s->HEVClcList[i] = av_mallocz(sizeof(HEVCLocalContext));
|
|
|
2511 s->sList[i]->HEVClc = s->HEVClcList[i];
|
|
|
2512 }
|
|
|
2513 }
|
|
|
2514
|
|
|
2515 offset = (lc->gb.index >> 3);
|
|
|
2516
|
|
|
2517 for (j = 0, cmpt = 0, startheader = offset + s->sh.entry_point_offset[0]; j < s->skipped_bytes; j++) {
|
|
|
2518 if (s->skipped_bytes_pos[j] >= offset && s->skipped_bytes_pos[j] < startheader) {
|
|
|
2519 startheader--;
|
|
|
2520 cmpt++;
|
|
|
2521 }
|
|
|
2522 }
|
|
|
2523
|
|
|
2524 for (i = 1; i < s->sh.num_entry_point_offsets; i++) {
|
|
|
2525 offset += (s->sh.entry_point_offset[i - 1] - cmpt);
|
|
|
2526 for (j = 0, cmpt = 0, startheader = offset
|
|
|
2527 + s->sh.entry_point_offset[i]; j < s->skipped_bytes; j++) {
|
|
|
2528 if (s->skipped_bytes_pos[j] >= offset && s->skipped_bytes_pos[j] < startheader) {
|
|
|
2529 startheader--;
|
|
|
2530 cmpt++;
|
|
|
2531 }
|
|
|
2532 }
|
|
|
2533 s->sh.size[i - 1] = s->sh.entry_point_offset[i] - cmpt;
|
|
|
2534 s->sh.offset[i - 1] = offset;
|
|
|
2535
|
|
|
2536 }
|
|
|
2537 if (s->sh.num_entry_point_offsets != 0) {
|
|
|
2538 offset += s->sh.entry_point_offset[s->sh.num_entry_point_offsets - 1] - cmpt;
|
|
|
2539 s->sh.size[s->sh.num_entry_point_offsets - 1] = length - offset;
|
|
|
2540 s->sh.offset[s->sh.num_entry_point_offsets - 1] = offset;
|
|
|
2541
|
|
|
2542 }
|
|
|
2543 s->data = nal;
|
|
|
2544
|
|
|
2545 for (i = 1; i < s->threads_number; i++) {
|
|
|
2546 s->sList[i]->HEVClc->first_qp_group = 1;
|
|
|
2547 s->sList[i]->HEVClc->qp_y = s->sList[0]->HEVClc->qp_y;
|
|
|
2548 memcpy(s->sList[i], s, sizeof(HEVCContext));
|
|
|
2549 s->sList[i]->HEVClc = s->HEVClcList[i];
|
|
|
2550 }
|
|
|
2551
|
|
|
2552 avpriv_atomic_int_set(&s->wpp_err, 0);
|
|
|
2553 ff_reset_entries(s->avctx);
|
|
|
2554
|
|
|
2555 for (i = 0; i <= s->sh.num_entry_point_offsets; i++) {
|
|
|
2556 arg[i] = i;
|
|
|
2557 ret[i] = 0;
|
|
|
2558 }
|
|
|
2559
|
|
|
2560 if (s->pps->entropy_coding_sync_enabled_flag)
|
|
|
2561 s->avctx->execute2(s->avctx, (void *) hls_decode_entry_wpp, arg, ret, s->sh.num_entry_point_offsets + 1);
|
|
|
2562
|
|
|
2563 for (i = 0; i <= s->sh.num_entry_point_offsets; i++)
|
|
|
2564 res += ret[i];
|
|
|
2565 av_free(ret);
|
|
|
2566 av_free(arg);
|
|
|
2567 return res;
|
|
|
2568 }
|
|
|
2569 #endif
|
|
|
2570
|
|
|
2571 /**
|
|
|
2572 * @return AVERROR_INVALIDDATA if the packet is not a valid NAL unit,
|
|
|
2573 * 0 if the unit should be skipped, 1 otherwise
|
|
|
2574 */
|
|
|
2575 static int hls_nal_unit(HEVCContext *s)
|
|
|
2576 {
|
|
|
2577 GetBitContext *gb = &s->HEVClc->gb;
|
|
|
2578 int nuh_layer_id;
|
|
|
2579
|
|
|
2580 if (get_bits1(gb) != 0)
|
|
|
2581 return AVERROR_INVALIDDATA;
|
|
|
2582
|
|
|
2583 s->nal_unit_type = get_bits(gb, 6);
|
|
|
2584
|
|
|
2585 nuh_layer_id = get_bits(gb, 6);
|
|
|
2586 s->temporal_id = get_bits(gb, 3) - 1;
|
|
|
2587 if (s->temporal_id < 0)
|
|
|
2588 return AVERROR_INVALIDDATA;
|
|
|
2589
|
|
|
2590 av_log(s->avctx, AV_LOG_DEBUG,
|
|
|
2591 "nal_unit_type: %d, nuh_layer_id: %d, temporal_id: %d\n",
|
|
|
2592 s->nal_unit_type, nuh_layer_id, s->temporal_id);
|
|
|
2593
|
|
|
2594 return nuh_layer_id == 0;
|
|
|
2595 }
|
|
|
2596
|
|
|
2597 static int set_side_data(HEVCContext *s)
|
|
|
2598 {
|
|
|
2599 #ifdef USE_FULL
|
|
|
2600 AVFrame *out = s->ref->frame;
|
|
|
2601
|
|
|
2602 if (s->sei_frame_packing_present &&
|
|
|
2603 s->frame_packing_arrangement_type >= 3 &&
|
|
|
2604 s->frame_packing_arrangement_type <= 5 &&
|
|
|
2605 s->content_interpretation_type > 0 &&
|
|
|
2606 s->content_interpretation_type < 3) {
|
|
|
2607 AVStereo3D *stereo = av_stereo3d_create_side_data(out);
|
|
|
2608 if (!stereo)
|
|
|
2609 return AVERROR(ENOMEM);
|
|
|
2610
|
|
|
2611 switch (s->frame_packing_arrangement_type) {
|
|
|
2612 case 3:
|
|
|
2613 if (s->quincunx_subsampling)
|
|
|
2614 stereo->type = AV_STEREO3D_SIDEBYSIDE_QUINCUNX;
|
|
|
2615 else
|
|
|
2616 stereo->type = AV_STEREO3D_SIDEBYSIDE;
|
|
|
2617 break;
|
|
|
2618 case 4:
|
|
|
2619 stereo->type = AV_STEREO3D_TOPBOTTOM;
|
|
|
2620 break;
|
|
|
2621 case 5:
|
|
|
2622 stereo->type = AV_STEREO3D_FRAMESEQUENCE;
|
|
|
2623 break;
|
|
|
2624 }
|
|
|
2625
|
|
|
2626 if (s->content_interpretation_type == 2)
|
|
|
2627 stereo->flags = AV_STEREO3D_FLAG_INVERT;
|
|
|
2628 }
|
|
|
2629
|
|
|
2630 if (s->sei_display_orientation_present &&
|
|
|
2631 (s->sei_anticlockwise_rotation || s->sei_hflip || s->sei_vflip)) {
|
|
|
2632 double angle = s->sei_anticlockwise_rotation * 360 / (double) (1 << 16);
|
|
|
2633 AVFrameSideData *rotation = av_frame_new_side_data(out,
|
|
|
2634 AV_FRAME_DATA_DISPLAYMATRIX,
|
|
|
2635 sizeof(int32_t) * 9);
|
|
|
2636 if (!rotation)
|
|
|
2637 return AVERROR(ENOMEM);
|
|
|
2638
|
|
|
2639 av_display_rotation_set((int32_t *)rotation->data, angle);
|
|
|
2640 av_display_matrix_flip((int32_t *)rotation->data,
|
|
|
2641 s->sei_hflip, s->sei_vflip);
|
|
|
2642 }
|
|
|
2643 #endif
|
|
|
2644 return 0;
|
|
|
2645 }
|
|
|
2646
|
|
|
2647 static int hevc_frame_start(HEVCContext *s)
|
|
|
2648 {
|
|
|
2649 HEVCLocalContext *lc = s->HEVClc;
|
|
|
2650 int pic_size_in_ctb = ((s->sps->width >> s->sps->log2_min_cb_size) + 1) *
|
|
|
2651 ((s->sps->height >> s->sps->log2_min_cb_size) + 1);
|
|
|
2652 int ret;
|
|
|
2653
|
|
|
2654 memset(s->horizontal_bs, 0, s->bs_width * s->bs_height);
|
|
|
2655 memset(s->vertical_bs, 0, s->bs_width * s->bs_height);
|
|
|
2656 memset(s->cbf_luma, 0, s->sps->min_tb_width * s->sps->min_tb_height);
|
|
|
2657 memset(s->is_pcm, 0, (s->sps->min_pu_width + 1) * (s->sps->min_pu_height + 1));
|
|
|
2658 memset(s->tab_slice_address, -1, pic_size_in_ctb * sizeof(*s->tab_slice_address));
|
|
|
2659
|
|
|
2660 s->is_decoded = 0;
|
|
|
2661 s->first_nal_type = s->nal_unit_type;
|
|
|
2662
|
|
|
2663 if (s->pps->tiles_enabled_flag)
|
|
|
2664 lc->end_of_tiles_x = s->pps->column_width[0] << s->sps->log2_ctb_size;
|
|
|
2665
|
|
|
2666 ret = ff_hevc_set_new_ref(s, &s->frame, s->poc);
|
|
|
2667 if (ret < 0)
|
|
|
2668 goto fail;
|
|
|
2669
|
|
|
2670 #ifdef USE_PRED
|
|
|
2671 ret = ff_hevc_frame_rps(s);
|
|
|
2672 if (ret < 0) {
|
|
|
2673 av_log(s->avctx, AV_LOG_ERROR, "Error constructing the frame RPS.\n");
|
|
|
2674 goto fail;
|
|
|
2675 }
|
|
|
2676 #endif
|
|
|
2677
|
|
|
2678 s->ref->frame->key_frame = IS_IRAP(s);
|
|
|
2679
|
|
|
2680 ret = set_side_data(s);
|
|
|
2681 if (ret < 0)
|
|
|
2682 goto fail;
|
|
|
2683
|
|
|
2684 s->frame->pict_type = 3 - s->sh.slice_type;
|
|
|
2685
|
|
|
2686 #ifdef USE_PRED
|
|
|
2687 if (!IS_IRAP(s))
|
|
|
2688 ff_hevc_bump_frame(s);
|
|
|
2689 #endif
|
|
|
2690
|
|
|
2691 av_frame_unref(s->output_frame);
|
|
|
2692 ret = ff_hevc_output_frame(s, s->output_frame, 0);
|
|
|
2693 if (ret < 0)
|
|
|
2694 goto fail;
|
|
|
2695
|
|
|
2696 ff_thread_finish_setup(s->avctx);
|
|
|
2697
|
|
|
2698 return 0;
|
|
|
2699
|
|
|
2700 fail:
|
|
|
2701 if (s->ref && s->threads_type == FF_THREAD_FRAME)
|
|
|
2702 ff_thread_report_progress(&s->ref->tf, INT_MAX, 0);
|
|
|
2703 s->ref = NULL;
|
|
|
2704 return ret;
|
|
|
2705 }
|
|
|
2706
|
|
|
2707 static int decode_nal_unit(HEVCContext *s, const uint8_t *nal, int length)
|
|
|
2708 {
|
|
|
2709 HEVCLocalContext *lc = s->HEVClc;
|
|
|
2710 GetBitContext *gb = &lc->gb;
|
|
|
2711 int ctb_addr_ts, ret;
|
|
|
2712
|
|
|
2713 ret = init_get_bits8(gb, nal, length);
|
|
|
2714 if (ret < 0)
|
|
|
2715 return ret;
|
|
|
2716
|
|
|
2717 ret = hls_nal_unit(s);
|
|
|
2718 if (ret < 0) {
|
|
|
2719 av_log(s->avctx, AV_LOG_ERROR, "Invalid NAL unit %d, skipping.\n",
|
|
|
2720 s->nal_unit_type);
|
|
|
2721 goto fail;
|
|
|
2722 } else if (!ret)
|
|
|
2723 return 0;
|
|
|
2724
|
|
|
2725 switch (s->nal_unit_type) {
|
|
|
2726 #ifdef USE_MSPS
|
|
|
2727 case 48:
|
|
|
2728 ret = ff_hevc_decode_nal_sps(s);
|
|
|
2729 if (ret < 0)
|
|
|
2730 goto fail;
|
|
|
2731 break;
|
|
|
2732 #else
|
|
|
2733 case NAL_VPS:
|
|
|
2734 ret = ff_hevc_decode_nal_vps(s);
|
|
|
2735 if (ret < 0)
|
|
|
2736 goto fail;
|
|
|
2737 break;
|
|
|
2738 case NAL_SPS:
|
|
|
2739 ret = ff_hevc_decode_nal_sps(s);
|
|
|
2740 if (ret < 0)
|
|
|
2741 goto fail;
|
|
|
2742 break;
|
|
|
2743 #endif
|
|
|
2744 case NAL_PPS:
|
|
|
2745 ret = ff_hevc_decode_nal_pps(s);
|
|
|
2746 if (ret < 0)
|
|
|
2747 goto fail;
|
|
|
2748 break;
|
|
|
2749 case NAL_SEI_PREFIX:
|
|
|
2750 case NAL_SEI_SUFFIX:
|
|
|
2751 ret = ff_hevc_decode_nal_sei(s);
|
|
|
2752 if (ret < 0)
|
|
|
2753 goto fail;
|
|
|
2754 break;
|
|
|
2755 case NAL_TRAIL_R:
|
|
|
2756 case NAL_TRAIL_N:
|
|
|
2757 case NAL_TSA_N:
|
|
|
2758 case NAL_TSA_R:
|
|
|
2759 case NAL_STSA_N:
|
|
|
2760 case NAL_STSA_R:
|
|
|
2761 case NAL_BLA_W_LP:
|
|
|
2762 case NAL_BLA_W_RADL:
|
|
|
2763 case NAL_BLA_N_LP:
|
|
|
2764 case NAL_IDR_W_RADL:
|
|
|
2765 case NAL_IDR_N_LP:
|
|
|
2766 case NAL_CRA_NUT:
|
|
|
2767 case NAL_RADL_N:
|
|
|
2768 case NAL_RADL_R:
|
|
|
2769 case NAL_RASL_N:
|
|
|
2770 case NAL_RASL_R:
|
|
|
2771 ret = hls_slice_header(s);
|
|
|
2772 if (ret < 0)
|
|
|
2773 return ret;
|
|
|
2774
|
|
|
2775 if (s->max_ra == INT_MAX) {
|
|
|
2776 if (s->nal_unit_type == NAL_CRA_NUT || IS_BLA(s)) {
|
|
|
2777 s->max_ra = s->poc;
|
|
|
2778 } else {
|
|
|
2779 if (IS_IDR(s))
|
|
|
2780 s->max_ra = INT_MIN;
|
|
|
2781 }
|
|
|
2782 }
|
|
|
2783
|
|
|
2784 if ((s->nal_unit_type == NAL_RASL_R || s->nal_unit_type == NAL_RASL_N) &&
|
|
|
2785 s->poc <= s->max_ra) {
|
|
|
2786 s->is_decoded = 0;
|
|
|
2787 break;
|
|
|
2788 } else {
|
|
|
2789 if (s->nal_unit_type == NAL_RASL_R && s->poc > s->max_ra)
|
|
|
2790 s->max_ra = INT_MIN;
|
|
|
2791 }
|
|
|
2792
|
|
|
2793 if (s->sh.first_slice_in_pic_flag) {
|
|
|
2794 ret = hevc_frame_start(s);
|
|
|
2795 if (ret < 0)
|
|
|
2796 return ret;
|
|
|
2797 } else if (!s->ref) {
|
|
|
2798 av_log(s->avctx, AV_LOG_ERROR, "First slice in a frame missing.\n");
|
|
|
2799 goto fail;
|
|
|
2800 }
|
|
|
2801
|
|
|
2802 if (s->nal_unit_type != s->first_nal_type) {
|
|
|
2803 av_log(s->avctx, AV_LOG_ERROR,
|
|
|
2804 "Non-matching NAL types of the VCL NALUs: %d %d\n",
|
|
|
2805 s->first_nal_type, s->nal_unit_type);
|
|
|
2806 return AVERROR_INVALIDDATA;
|
|
|
2807 }
|
|
|
2808
|
|
|
2809 #ifdef USE_PRED
|
|
|
2810 if (!s->sh.dependent_slice_segment_flag &&
|
|
|
2811 s->sh.slice_type != I_SLICE) {
|
|
|
2812 ret = ff_hevc_slice_rpl(s);
|
|
|
2813 if (ret < 0) {
|
|
|
2814 av_log(s->avctx, AV_LOG_WARNING,
|
|
|
2815 "Error constructing the reference lists for the current slice.\n");
|
|
|
2816 goto fail;
|
|
|
2817 }
|
|
|
2818 }
|
|
|
2819 #endif
|
|
|
2820
|
|
|
2821 #ifdef USE_FULL
|
|
|
2822 if (s->threads_number > 1 && s->sh.num_entry_point_offsets > 0)
|
|
|
2823 ctb_addr_ts = hls_slice_data_wpp(s, nal, length);
|
|
|
2824 else
|
|
|
2825 #endif
|
|
|
2826 ctb_addr_ts = hls_slice_data(s);
|
|
|
2827 if (ctb_addr_ts >= (s->sps->ctb_width * s->sps->ctb_height)) {
|
|
|
2828 s->is_decoded = 1;
|
|
|
2829 }
|
|
|
2830
|
|
|
2831 if (ctb_addr_ts < 0) {
|
|
|
2832 ret = ctb_addr_ts;
|
|
|
2833 goto fail;
|
|
|
2834 }
|
|
|
2835 break;
|
|
|
2836 case NAL_EOS_NUT:
|
|
|
2837 case NAL_EOB_NUT:
|
|
|
2838 s->seq_decode = (s->seq_decode + 1) & 0xff;
|
|
|
2839 s->max_ra = INT_MAX;
|
|
|
2840 break;
|
|
|
2841 case NAL_AUD:
|
|
|
2842 case NAL_FD_NUT:
|
|
|
2843 break;
|
|
|
2844 default:
|
|
|
2845 av_log(s->avctx, AV_LOG_INFO,
|
|
|
2846 "Skipping NAL unit %d\n", s->nal_unit_type);
|
|
|
2847 }
|
|
|
2848
|
|
|
2849 return 0;
|
|
|
2850 fail:
|
|
|
2851 if (s->avctx->err_recognition & AV_EF_EXPLODE)
|
|
|
2852 return ret;
|
|
|
2853 return 0;
|
|
|
2854 }
|
|
|
2855
|
|
|
2856 /* FIXME: This is adapted from ff_h264_decode_nal, avoiding duplication
|
|
|
2857 * between these functions would be nice. */
|
|
|
2858 int ff_hevc_extract_rbsp(HEVCContext *s, const uint8_t *src, int length,
|
|
|
2859 HEVCNAL *nal)
|
|
|
2860 {
|
|
|
2861 int i, si, di;
|
|
|
2862 uint8_t *dst;
|
|
|
2863
|
|
|
2864 s->skipped_bytes = 0;
|
|
|
2865 #define STARTCODE_TEST \
|
|
|
2866 if (i + 2 < length && src[i + 1] == 0 && src[i + 2] <= 3) { \
|
|
|
2867 if (src[i + 2] != 3) { \
|
|
|
2868 /* startcode, so we must be past the end */ \
|
|
|
2869 length = i; \
|
|
|
2870 } \
|
|
|
2871 break; \
|
|
|
2872 }
|
|
|
2873 #if HAVE_FAST_UNALIGNED
|
|
|
2874 #define FIND_FIRST_ZERO \
|
|
|
2875 if (i > 0 && !src[i]) \
|
|
|
2876 i--; \
|
|
|
2877 while (src[i]) \
|
|
|
2878 i++
|
|
|
2879 #if HAVE_FAST_64BIT
|
|
|
2880 for (i = 0; i + 1 < length; i += 9) {
|
|
|
2881 if (!((~AV_RN64A(src + i) &
|
|
|
2882 (AV_RN64A(src + i) - 0x0100010001000101ULL)) &
|
|
|
2883 0x8000800080008080ULL))
|
|
|
2884 continue;
|
|
|
2885 FIND_FIRST_ZERO;
|
|
|
2886 STARTCODE_TEST;
|
|
|
2887 i -= 7;
|
|
|
2888 }
|
|
|
2889 #else
|
|
|
2890 for (i = 0; i + 1 < length; i += 5) {
|
|
|
2891 if (!((~AV_RN32A(src + i) &
|
|
|
2892 (AV_RN32A(src + i) - 0x01000101U)) &
|
|
|
2893 0x80008080U))
|
|
|
2894 continue;
|
|
|
2895 FIND_FIRST_ZERO;
|
|
|
2896 STARTCODE_TEST;
|
|
|
2897 i -= 3;
|
|
|
2898 }
|
|
|
2899 #endif /* HAVE_FAST_64BIT */
|
|
|
2900 #else
|
|
|
2901 for (i = 0; i + 1 < length; i += 2) {
|
|
|
2902 if (src[i])
|
|
|
2903 continue;
|
|
|
2904 if (i > 0 && src[i - 1] == 0)
|
|
|
2905 i--;
|
|
|
2906 STARTCODE_TEST;
|
|
|
2907 }
|
|
|
2908 #endif /* HAVE_FAST_UNALIGNED */
|
|
|
2909
|
|
|
2910 if (i >= length - 1) { // no escaped 0
|
|
|
2911 nal->data = src;
|
|
|
2912 nal->size = length;
|
|
|
2913 return length;
|
|
|
2914 }
|
|
|
2915
|
|
|
2916 av_fast_malloc(&nal->rbsp_buffer, (unsigned int *)&nal->rbsp_buffer_size,
|
|
|
2917 length + FF_INPUT_BUFFER_PADDING_SIZE);
|
|
|
2918 if (!nal->rbsp_buffer)
|
|
|
2919 return AVERROR(ENOMEM);
|
|
|
2920
|
|
|
2921 dst = nal->rbsp_buffer;
|
|
|
2922
|
|
|
2923 memcpy(dst, src, i);
|
|
|
2924 si = di = i;
|
|
|
2925 while (si + 2 < length) {
|
|
|
2926 // remove escapes (very rare 1:2^22)
|
|
|
2927 if (src[si + 2] > 3) {
|
|
|
2928 dst[di++] = src[si++];
|
|
|
2929 dst[di++] = src[si++];
|
|
|
2930 } else if (src[si] == 0 && src[si + 1] == 0) {
|
|
|
2931 if (src[si + 2] == 3) { // escape
|
|
|
2932 dst[di++] = 0;
|
|
|
2933 dst[di++] = 0;
|
|
|
2934 si += 3;
|
|
|
2935
|
|
|
2936 s->skipped_bytes++;
|
|
|
2937 if (s->skipped_bytes_pos_size < s->skipped_bytes) {
|
|
|
2938 s->skipped_bytes_pos_size *= 2;
|
|
|
2939 av_reallocp_array(&s->skipped_bytes_pos,
|
|
|
2940 s->skipped_bytes_pos_size,
|
|
|
2941 sizeof(*s->skipped_bytes_pos));
|
|
|
2942 if (!s->skipped_bytes_pos)
|
|
|
2943 return AVERROR(ENOMEM);
|
|
|
2944 }
|
|
|
2945 if (s->skipped_bytes_pos)
|
|
|
2946 s->skipped_bytes_pos[s->skipped_bytes-1] = di - 1;
|
|
|
2947 continue;
|
|
|
2948 } else // next start code
|
|
|
2949 goto nsc;
|
|
|
2950 }
|
|
|
2951
|
|
|
2952 dst[di++] = src[si++];
|
|
|
2953 }
|
|
|
2954 while (si < length)
|
|
|
2955 dst[di++] = src[si++];
|
|
|
2956
|
|
|
2957 nsc:
|
|
|
2958 memset(dst + di, 0, FF_INPUT_BUFFER_PADDING_SIZE);
|
|
|
2959
|
|
|
2960 nal->data = dst;
|
|
|
2961 nal->size = di;
|
|
|
2962 return si;
|
|
|
2963 }
|
|
|
2964
|
|
|
2965 static int decode_nal_units(HEVCContext *s, const uint8_t *buf, int length)
|
|
|
2966 {
|
|
|
2967 int i, consumed, ret = 0;
|
|
|
2968
|
|
|
2969 s->ref = NULL;
|
|
|
2970 s->last_eos = s->eos;
|
|
|
2971 s->eos = 0;
|
|
|
2972
|
|
|
2973 /* split the input packet into NAL units, so we know the upper bound on the
|
|
|
2974 * number of slices in the frame */
|
|
|
2975 s->nb_nals = 0;
|
|
|
2976 while (length >= 4) {
|
|
|
2977 HEVCNAL *nal;
|
|
|
2978 int extract_length = 0;
|
|
|
2979
|
|
|
2980 if (s->is_nalff) {
|
|
|
2981 int i;
|
|
|
2982 for (i = 0; i < s->nal_length_size; i++)
|
|
|
2983 extract_length = (extract_length << 8) | buf[i];
|
|
|
2984 buf += s->nal_length_size;
|
|
|
2985 length -= s->nal_length_size;
|
|
|
2986
|
|
|
2987 if (extract_length > length) {
|
|
|
2988 av_log(s->avctx, AV_LOG_ERROR, "Invalid NAL unit size.\n");
|
|
|
2989 ret = AVERROR_INVALIDDATA;
|
|
|
2990 goto fail;
|
|
|
2991 }
|
|
|
2992 } else {
|
|
|
2993 /* search start code */
|
|
|
2994 while (buf[0] != 0 || buf[1] != 0 || buf[2] != 1) {
|
|
|
2995 ++buf;
|
|
|
2996 --length;
|
|
|
2997 if (length < 4) {
|
|
|
2998 av_log(s->avctx, AV_LOG_ERROR, "No start code is found.\n");
|
|
|
2999 ret = AVERROR_INVALIDDATA;
|
|
|
3000 goto fail;
|
|
|
3001 }
|
|
|
3002 }
|
|
|
3003
|
|
|
3004 buf += 3;
|
|
|
3005 length -= 3;
|
|
|
3006 }
|
|
|
3007
|
|
|
3008 if (!s->is_nalff)
|
|
|
3009 extract_length = length;
|
|
|
3010
|
|
|
3011 if (s->nals_allocated < s->nb_nals + 1) {
|
|
|
3012 int new_size = s->nals_allocated + 1;
|
|
|
3013 HEVCNAL *tmp = av_realloc_array(s->nals, new_size, sizeof(*tmp));
|
|
|
3014 if (!tmp) {
|
|
|
3015 ret = AVERROR(ENOMEM);
|
|
|
3016 goto fail;
|
|
|
3017 }
|
|
|
3018 s->nals = tmp;
|
|
|
3019 memset(s->nals + s->nals_allocated, 0,
|
|
|
3020 (new_size - s->nals_allocated) * sizeof(*tmp));
|
|
|
3021 av_reallocp_array(&s->skipped_bytes_nal, new_size, sizeof(*s->skipped_bytes_nal));
|
|
|
3022 av_reallocp_array(&s->skipped_bytes_pos_size_nal, new_size, sizeof(*s->skipped_bytes_pos_size_nal));
|
|
|
3023 av_reallocp_array(&s->skipped_bytes_pos_nal, new_size, sizeof(*s->skipped_bytes_pos_nal));
|
|
|
3024 s->skipped_bytes_pos_size_nal[s->nals_allocated] = 1024; // initial buffer size
|
|
|
3025 s->skipped_bytes_pos_nal[s->nals_allocated] = av_malloc_array(s->skipped_bytes_pos_size_nal[s->nals_allocated], sizeof(*s->skipped_bytes_pos));
|
|
|
3026 s->nals_allocated = new_size;
|
|
|
3027 }
|
|
|
3028 s->skipped_bytes_pos_size = s->skipped_bytes_pos_size_nal[s->nb_nals];
|
|
|
3029 s->skipped_bytes_pos = s->skipped_bytes_pos_nal[s->nb_nals];
|
|
|
3030 nal = &s->nals[s->nb_nals];
|
|
|
3031
|
|
|
3032 consumed = ff_hevc_extract_rbsp(s, buf, extract_length, nal);
|
|
|
3033
|
|
|
3034 s->skipped_bytes_nal[s->nb_nals] = s->skipped_bytes;
|
|
|
3035 s->skipped_bytes_pos_size_nal[s->nb_nals] = s->skipped_bytes_pos_size;
|
|
|
3036 s->skipped_bytes_pos_nal[s->nb_nals++] = s->skipped_bytes_pos;
|
|
|
3037
|
|
|
3038
|
|
|
3039 if (consumed < 0) {
|
|
|
3040 ret = consumed;
|
|
|
3041 goto fail;
|
|
|
3042 }
|
|
|
3043
|
|
|
3044 ret = init_get_bits8(&s->HEVClc->gb, nal->data, nal->size);
|
|
|
3045 if (ret < 0)
|
|
|
3046 goto fail;
|
|
|
3047 hls_nal_unit(s);
|
|
|
3048
|
|
|
3049 if (s->nal_unit_type == NAL_EOB_NUT ||
|
|
|
3050 s->nal_unit_type == NAL_EOS_NUT)
|
|
|
3051 s->eos = 1;
|
|
|
3052
|
|
|
3053 buf += consumed;
|
|
|
3054 length -= consumed;
|
|
|
3055 }
|
|
|
3056
|
|
|
3057 /* parse the NAL units */
|
|
|
3058 for (i = 0; i < s->nb_nals; i++) {
|
|
|
3059 int ret;
|
|
|
3060 s->skipped_bytes = s->skipped_bytes_nal[i];
|
|
|
3061 s->skipped_bytes_pos = s->skipped_bytes_pos_nal[i];
|
|
|
3062
|
|
|
3063 ret = decode_nal_unit(s, s->nals[i].data, s->nals[i].size);
|
|
|
3064 if (ret < 0) {
|
|
|
3065 av_log(s->avctx, AV_LOG_WARNING,
|
|
|
3066 "Error parsing NAL unit #%d.\n", i);
|
|
|
3067 goto fail;
|
|
|
3068 }
|
|
|
3069 }
|
|
|
3070
|
|
|
3071 fail:
|
|
|
3072 if (s->ref && s->threads_type == FF_THREAD_FRAME)
|
|
|
3073 ff_thread_report_progress(&s->ref->tf, INT_MAX, 0);
|
|
|
3074
|
|
|
3075 return ret;
|
|
|
3076 }
|
|
|
3077
|
|
|
3078 #ifdef USE_MD5
|
|
|
3079 static void print_md5(void *log_ctx, int level, uint8_t md5[16])
|
|
|
3080 {
|
|
|
3081 int i;
|
|
|
3082 for (i = 0; i < 16; i++)
|
|
|
3083 av_log(log_ctx, level, "%02"PRIx8, md5[i]);
|
|
|
3084 }
|
|
|
3085
|
|
|
3086 static int verify_md5(HEVCContext *s, AVFrame *frame)
|
|
|
3087 {
|
|
|
3088 const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(frame->format);
|
|
|
3089 int pixel_shift;
|
|
|
3090 int i, j;
|
|
|
3091
|
|
|
3092 if (!desc)
|
|
|
3093 return AVERROR(EINVAL);
|
|
|
3094
|
|
|
3095 #ifdef USE_VAR_BIT_DEPTH
|
|
|
3096 pixel_shift = s->sps->bit_depth > 8;
|
|
|
3097 #else
|
|
|
3098 pixel_shift = desc->comp[0].depth_minus1 > 7;
|
|
|
3099 #endif
|
|
|
3100
|
|
|
3101 av_log(s->avctx, AV_LOG_DEBUG, "Verifying checksum for frame with POC %d: ",
|
|
|
3102 s->poc);
|
|
|
3103
|
|
|
3104 /* the checksums are LE, so we have to byteswap for >8bpp formats
|
|
|
3105 * on BE arches */
|
|
|
3106 #if HAVE_BIGENDIAN
|
|
|
3107 if (pixel_shift && !s->checksum_buf) {
|
|
|
3108 av_fast_malloc(&s->checksum_buf, &s->checksum_buf_size,
|
|
|
3109 FFMAX3(frame->linesize[0], frame->linesize[1],
|
|
|
3110 frame->linesize[2]));
|
|
|
3111 if (!s->checksum_buf)
|
|
|
3112 return AVERROR(ENOMEM);
|
|
|
3113 }
|
|
|
3114 #endif
|
|
|
3115 #ifdef USE_VAR_BIT_DEPTH
|
|
|
3116 if (pixel_shift == 0) {
|
|
|
3117 av_fast_malloc(&s->checksum_buf, &s->checksum_buf_size,
|
|
|
3118 FFMAX3(frame->linesize[0], frame->linesize[1],
|
|
|
3119 frame->linesize[2]));
|
|
|
3120 if (!s->checksum_buf)
|
|
|
3121 return AVERROR(ENOMEM);
|
|
|
3122 }
|
|
|
3123 #endif
|
|
|
3124
|
|
|
3125 for (i = 0; frame->data[i]; i++) {
|
|
|
3126 int width = s->avctx->coded_width;
|
|
|
3127 int height = s->avctx->coded_height;
|
|
|
3128 int w = (i == 1 || i == 2) ? (width >> desc->log2_chroma_w) : width;
|
|
|
3129 int h = (i == 1 || i == 2) ? (height >> desc->log2_chroma_h) : height;
|
|
|
3130 uint8_t md5[16];
|
|
|
3131
|
|
|
3132 av_md5_init(s->md5_ctx);
|
|
|
3133 for (j = 0; j < h; j++) {
|
|
|
3134 const uint8_t *src = frame->data[i] + j * frame->linesize[i];
|
|
|
3135 #if HAVE_BIGENDIAN
|
|
|
3136 if (pixel_shift) {
|
|
|
3137 s->bdsp.bswap16_buf((uint16_t *) s->checksum_buf,
|
|
|
3138 (const uint16_t *) src, w);
|
|
|
3139 src = s->checksum_buf;
|
|
|
3140 }
|
|
|
3141 #endif
|
|
|
3142 #ifdef USE_VAR_BIT_DEPTH
|
|
|
3143 /* convert from 16 to 8 bits */
|
|
|
3144 if (pixel_shift == 0) {
|
|
|
3145 int j;
|
|
|
3146 for(j = 0; j < w; j++)
|
|
|
3147 s->checksum_buf[j] = ((uint16_t *)src)[j];
|
|
|
3148 src = s->checksum_buf;
|
|
|
3149 }
|
|
|
3150 #endif
|
|
|
3151 av_md5_update(s->md5_ctx, src, w << pixel_shift);
|
|
|
3152 }
|
|
|
3153 av_md5_final(s->md5_ctx, md5);
|
|
|
3154
|
|
|
3155 if (!memcmp(md5, s->md5[i], 16)) {
|
|
|
3156 av_log (s->avctx, AV_LOG_DEBUG, "plane %d - correct ", i);
|
|
|
3157 print_md5(s->avctx, AV_LOG_DEBUG, md5);
|
|
|
3158 av_log (s->avctx, AV_LOG_DEBUG, "; ");
|
|
|
3159 } else {
|
|
|
3160 av_log (s->avctx, AV_LOG_ERROR, "mismatching checksum of plane %d - ", i);
|
|
|
3161 print_md5(s->avctx, AV_LOG_ERROR, md5);
|
|
|
3162 av_log (s->avctx, AV_LOG_ERROR, " != ");
|
|
|
3163 print_md5(s->avctx, AV_LOG_ERROR, s->md5[i]);
|
|
|
3164 av_log (s->avctx, AV_LOG_ERROR, "\n");
|
|
|
3165 return AVERROR_INVALIDDATA;
|
|
|
3166 }
|
|
|
3167 }
|
|
|
3168
|
|
|
3169 av_log(s->avctx, AV_LOG_DEBUG, "\n");
|
|
|
3170 return 0;
|
|
|
3171 }
|
|
|
3172 #endif
|
|
|
3173
|
|
|
3174 static int hevc_decode_frame(AVCodecContext *avctx, void *data, int *got_output,
|
|
|
3175 AVPacket *avpkt)
|
|
|
3176 {
|
|
|
3177 int ret;
|
|
|
3178 HEVCContext *s = avctx->priv_data;
|
|
|
3179
|
|
|
3180 if (!avpkt->size) {
|
|
|
3181 ret = ff_hevc_output_frame(s, data, 1);
|
|
|
3182 if (ret < 0)
|
|
|
3183 return ret;
|
|
|
3184
|
|
|
3185 *got_output = ret;
|
|
|
3186 return 0;
|
|
|
3187 }
|
|
|
3188
|
|
|
3189 s->ref = NULL;
|
|
|
3190 #ifdef USE_FRAME_DURATION_SEI
|
|
|
3191 s->frame_duration = 1;
|
|
|
3192 #endif
|
|
|
3193 ret = decode_nal_units(s, avpkt->data, avpkt->size);
|
|
|
3194 if (ret < 0)
|
|
|
3195 return ret;
|
|
|
3196
|
|
|
3197 #ifdef USE_MD5
|
|
|
3198 /* verify the SEI checksum */
|
|
|
3199 if (avctx->err_recognition & AV_EF_CRCCHECK && s->is_decoded &&
|
|
|
3200 s->is_md5) {
|
|
|
3201 ret = verify_md5(s, s->ref->frame);
|
|
|
3202 if (ret < 0 && avctx->err_recognition & AV_EF_EXPLODE) {
|
|
|
3203 ff_hevc_unref_frame(s, s->ref, ~0);
|
|
|
3204 return ret;
|
|
|
3205 }
|
|
|
3206 }
|
|
|
3207 s->is_md5 = 0;
|
|
|
3208 #endif
|
|
|
3209
|
|
|
3210 if (s->is_decoded) {
|
|
|
3211 av_log(avctx, AV_LOG_DEBUG, "Decoded frame with POC %d.\n", s->poc);
|
|
|
3212 s->is_decoded = 0;
|
|
|
3213 }
|
|
|
3214
|
|
|
3215 if (s->output_frame->buf[0]) {
|
|
|
3216 #ifdef USE_FRAME_DURATION_SEI
|
|
|
3217 s->output_frame->pts = s->frame_duration;
|
|
|
3218 #endif
|
|
|
3219 av_frame_move_ref(data, s->output_frame);
|
|
|
3220 *got_output = 1;
|
|
|
3221 }
|
|
|
3222
|
|
|
3223 return avpkt->size;
|
|
|
3224 }
|
|
|
3225
|
|
|
3226 #ifdef USE_FULL
|
|
|
3227 static int hevc_ref_frame(HEVCContext *s, HEVCFrame *dst, HEVCFrame *src)
|
|
|
3228 {
|
|
|
3229 int ret;
|
|
|
3230
|
|
|
3231 ret = ff_thread_ref_frame(&dst->tf, &src->tf);
|
|
|
3232 if (ret < 0)
|
|
|
3233 return ret;
|
|
|
3234
|
|
|
3235 dst->tab_mvf_buf = av_buffer_ref(src->tab_mvf_buf);
|
|
|
3236 if (!dst->tab_mvf_buf)
|
|
|
3237 goto fail;
|
|
|
3238 dst->tab_mvf = src->tab_mvf;
|
|
|
3239
|
|
|
3240 dst->rpl_tab_buf = av_buffer_ref(src->rpl_tab_buf);
|
|
|
3241 if (!dst->rpl_tab_buf)
|
|
|
3242 goto fail;
|
|
|
3243 dst->rpl_tab = src->rpl_tab;
|
|
|
3244
|
|
|
3245 dst->rpl_buf = av_buffer_ref(src->rpl_buf);
|
|
|
3246 if (!dst->rpl_buf)
|
|
|
3247 goto fail;
|
|
|
3248
|
|
|
3249 dst->poc = src->poc;
|
|
|
3250 dst->ctb_count = src->ctb_count;
|
|
|
3251 dst->window = src->window;
|
|
|
3252 dst->flags = src->flags;
|
|
|
3253 dst->sequence = src->sequence;
|
|
|
3254
|
|
|
3255 return 0;
|
|
|
3256 fail:
|
|
|
3257 ff_hevc_unref_frame(s, dst, ~0);
|
|
|
3258 return AVERROR(ENOMEM);
|
|
|
3259 }
|
|
|
3260 #endif
|
|
|
3261
|
|
|
3262 static av_cold int hevc_decode_free(AVCodecContext *avctx)
|
|
|
3263 {
|
|
|
3264 HEVCContext *s = avctx->priv_data;
|
|
|
3265 int i;
|
|
|
3266
|
|
|
3267 pic_arrays_free(s);
|
|
|
3268
|
|
|
3269 #ifdef USE_MD5
|
|
|
3270 av_freep(&s->md5_ctx);
|
|
|
3271 av_freep(&s->checksum_buf);
|
|
|
3272 #endif
|
|
|
3273
|
|
|
3274 for(i=0; i < s->nals_allocated; i++) {
|
|
|
3275 av_freep(&s->skipped_bytes_pos_nal[i]);
|
|
|
3276 }
|
|
|
3277 av_freep(&s->skipped_bytes_pos_size_nal);
|
|
|
3278 av_freep(&s->skipped_bytes_nal);
|
|
|
3279 av_freep(&s->skipped_bytes_pos_nal);
|
|
|
3280
|
|
|
3281 av_freep(&s->cabac_state);
|
|
|
3282
|
|
|
3283 #ifdef USE_SAO_SMALL_BUFFER
|
|
|
3284 av_freep(&s->sao_pixel_buffer);
|
|
|
3285 for(i = 0; i < 3; i++) {
|
|
|
3286 av_freep(&s->sao_pixel_buffer_h[i]);
|
|
|
3287 av_freep(&s->sao_pixel_buffer_v[i]);
|
|
|
3288 }
|
|
|
3289 #else
|
|
|
3290 av_frame_free(&s->tmp_frame);
|
|
|
3291 #endif
|
|
|
3292 av_frame_free(&s->output_frame);
|
|
|
3293
|
|
|
3294 for (i = 0; i < FF_ARRAY_ELEMS(s->DPB); i++) {
|
|
|
3295 ff_hevc_unref_frame(s, &s->DPB[i], ~0);
|
|
|
3296 av_frame_free(&s->DPB[i].frame);
|
|
|
3297 }
|
|
|
3298
|
|
|
3299 for (i = 0; i < FF_ARRAY_ELEMS(s->vps_list); i++)
|
|
|
3300 av_buffer_unref(&s->vps_list[i]);
|
|
|
3301 for (i = 0; i < FF_ARRAY_ELEMS(s->sps_list); i++)
|
|
|
3302 av_buffer_unref(&s->sps_list[i]);
|
|
|
3303 for (i = 0; i < FF_ARRAY_ELEMS(s->pps_list); i++)
|
|
|
3304 av_buffer_unref(&s->pps_list[i]);
|
|
|
3305 s->sps = NULL;
|
|
|
3306 s->pps = NULL;
|
|
|
3307 s->vps = NULL;
|
|
|
3308
|
|
|
3309 av_buffer_unref(&s->current_sps);
|
|
|
3310
|
|
|
3311 av_freep(&s->sh.entry_point_offset);
|
|
|
3312 av_freep(&s->sh.offset);
|
|
|
3313 av_freep(&s->sh.size);
|
|
|
3314
|
|
|
3315 for (i = 1; i < s->threads_number; i++) {
|
|
|
3316 HEVCLocalContext *lc = s->HEVClcList[i];
|
|
|
3317 if (lc) {
|
|
|
3318 av_freep(&s->HEVClcList[i]);
|
|
|
3319 av_freep(&s->sList[i]);
|
|
|
3320 }
|
|
|
3321 }
|
|
|
3322 if (s->HEVClc == s->HEVClcList[0])
|
|
|
3323 s->HEVClc = NULL;
|
|
|
3324 av_freep(&s->HEVClcList[0]);
|
|
|
3325
|
|
|
3326 for (i = 0; i < s->nals_allocated; i++)
|
|
|
3327 av_freep(&s->nals[i].rbsp_buffer);
|
|
|
3328 av_freep(&s->nals);
|
|
|
3329 s->nals_allocated = 0;
|
|
|
3330
|
|
|
3331 return 0;
|
|
|
3332 }
|
|
|
3333
|
|
|
3334 static av_cold int hevc_init_context(AVCodecContext *avctx)
|
|
|
3335 {
|
|
|
3336 HEVCContext *s = avctx->priv_data;
|
|
|
3337 int i;
|
|
|
3338
|
|
|
3339 s->avctx = avctx;
|
|
|
3340
|
|
|
3341 s->HEVClc = av_mallocz(sizeof(HEVCLocalContext));
|
|
|
3342 if (!s->HEVClc)
|
|
|
3343 goto fail;
|
|
|
3344 s->HEVClcList[0] = s->HEVClc;
|
|
|
3345 s->sList[0] = s;
|
|
|
3346
|
|
|
3347 s->cabac_state = av_malloc(HEVC_CONTEXTS);
|
|
|
3348 if (!s->cabac_state)
|
|
|
3349 goto fail;
|
|
|
3350
|
|
|
3351 #ifndef USE_SAO_SMALL_BUFFER
|
|
|
3352 s->tmp_frame = av_frame_alloc();
|
|
|
3353 if (!s->tmp_frame)
|
|
|
3354 goto fail;
|
|
|
3355 #endif
|
|
|
3356
|
|
|
3357 s->output_frame = av_frame_alloc();
|
|
|
3358 if (!s->output_frame)
|
|
|
3359 goto fail;
|
|
|
3360
|
|
|
3361 for (i = 0; i < FF_ARRAY_ELEMS(s->DPB); i++) {
|
|
|
3362 s->DPB[i].frame = av_frame_alloc();
|
|
|
3363 if (!s->DPB[i].frame)
|
|
|
3364 goto fail;
|
|
|
3365 s->DPB[i].tf.f = s->DPB[i].frame;
|
|
|
3366 }
|
|
|
3367
|
|
|
3368 s->max_ra = INT_MAX;
|
|
|
3369
|
|
|
3370 #ifdef USE_MD5
|
|
|
3371 s->md5_ctx = av_md5_alloc();
|
|
|
3372 if (!s->md5_ctx)
|
|
|
3373 goto fail;
|
|
|
3374 #endif
|
|
|
3375
|
|
|
3376 #if HAVE_BIGENDIAN
|
|
|
3377 ff_bswapdsp_init(&s->bdsp);
|
|
|
3378 #endif
|
|
|
3379
|
|
|
3380 s->context_initialized = 1;
|
|
|
3381 s->eos = 0;
|
|
|
3382
|
|
|
3383 return 0;
|
|
|
3384
|
|
|
3385 fail:
|
|
|
3386 hevc_decode_free(avctx);
|
|
|
3387 return AVERROR(ENOMEM);
|
|
|
3388 }
|
|
|
3389
|
|
|
3390 #ifdef USE_FULL
|
|
|
3391 static int hevc_update_thread_context(AVCodecContext *dst,
|
|
|
3392 const AVCodecContext *src)
|
|
|
3393 {
|
|
|
3394 HEVCContext *s = dst->priv_data;
|
|
|
3395 HEVCContext *s0 = src->priv_data;
|
|
|
3396 int i, ret;
|
|
|
3397
|
|
|
3398 if (!s->context_initialized) {
|
|
|
3399 ret = hevc_init_context(dst);
|
|
|
3400 if (ret < 0)
|
|
|
3401 return ret;
|
|
|
3402 }
|
|
|
3403
|
|
|
3404 for (i = 0; i < FF_ARRAY_ELEMS(s->DPB); i++) {
|
|
|
3405 ff_hevc_unref_frame(s, &s->DPB[i], ~0);
|
|
|
3406 if (s0->DPB[i].frame->buf[0]) {
|
|
|
3407 ret = hevc_ref_frame(s, &s->DPB[i], &s0->DPB[i]);
|
|
|
3408 if (ret < 0)
|
|
|
3409 return ret;
|
|
|
3410 }
|
|
|
3411 }
|
|
|
3412
|
|
|
3413 if (s->sps != s0->sps)
|
|
|
3414 s->sps = NULL;
|
|
|
3415 for (i = 0; i < FF_ARRAY_ELEMS(s->vps_list); i++) {
|
|
|
3416 av_buffer_unref(&s->vps_list[i]);
|
|
|
3417 if (s0->vps_list[i]) {
|
|
|
3418 s->vps_list[i] = av_buffer_ref(s0->vps_list[i]);
|
|
|
3419 if (!s->vps_list[i])
|
|
|
3420 return AVERROR(ENOMEM);
|
|
|
3421 }
|
|
|
3422 }
|
|
|
3423
|
|
|
3424 for (i = 0; i < FF_ARRAY_ELEMS(s->sps_list); i++) {
|
|
|
3425 av_buffer_unref(&s->sps_list[i]);
|
|
|
3426 if (s0->sps_list[i]) {
|
|
|
3427 s->sps_list[i] = av_buffer_ref(s0->sps_list[i]);
|
|
|
3428 if (!s->sps_list[i])
|
|
|
3429 return AVERROR(ENOMEM);
|
|
|
3430 }
|
|
|
3431 }
|
|
|
3432
|
|
|
3433 for (i = 0; i < FF_ARRAY_ELEMS(s->pps_list); i++) {
|
|
|
3434 av_buffer_unref(&s->pps_list[i]);
|
|
|
3435 if (s0->pps_list[i]) {
|
|
|
3436 s->pps_list[i] = av_buffer_ref(s0->pps_list[i]);
|
|
|
3437 if (!s->pps_list[i])
|
|
|
3438 return AVERROR(ENOMEM);
|
|
|
3439 }
|
|
|
3440 }
|
|
|
3441
|
|
|
3442 av_buffer_unref(&s->current_sps);
|
|
|
3443 if (s0->current_sps) {
|
|
|
3444 s->current_sps = av_buffer_ref(s0->current_sps);
|
|
|
3445 if (!s->current_sps)
|
|
|
3446 return AVERROR(ENOMEM);
|
|
|
3447 }
|
|
|
3448
|
|
|
3449 if (s->sps != s0->sps)
|
|
|
3450 if ((ret = set_sps(s, s0->sps)) < 0)
|
|
|
3451 return ret;
|
|
|
3452
|
|
|
3453 s->seq_decode = s0->seq_decode;
|
|
|
3454 s->seq_output = s0->seq_output;
|
|
|
3455 s->pocTid0 = s0->pocTid0;
|
|
|
3456 s->max_ra = s0->max_ra;
|
|
|
3457 s->eos = s0->eos;
|
|
|
3458
|
|
|
3459 s->is_nalff = s0->is_nalff;
|
|
|
3460 s->nal_length_size = s0->nal_length_size;
|
|
|
3461
|
|
|
3462 s->threads_number = s0->threads_number;
|
|
|
3463 s->threads_type = s0->threads_type;
|
|
|
3464
|
|
|
3465 if (s0->eos) {
|
|
|
3466 s->seq_decode = (s->seq_decode + 1) & 0xff;
|
|
|
3467 s->max_ra = INT_MAX;
|
|
|
3468 }
|
|
|
3469
|
|
|
3470 return 0;
|
|
|
3471 }
|
|
|
3472
|
|
|
3473 static int hevc_decode_extradata(HEVCContext *s)
|
|
|
3474 {
|
|
|
3475 AVCodecContext *avctx = s->avctx;
|
|
|
3476 GetByteContext gb;
|
|
|
3477 int ret;
|
|
|
3478
|
|
|
3479 bytestream2_init(&gb, avctx->extradata, avctx->extradata_size);
|
|
|
3480
|
|
|
3481 if (avctx->extradata_size > 3 &&
|
|
|
3482 (avctx->extradata[0] || avctx->extradata[1] ||
|
|
|
3483 avctx->extradata[2] > 1)) {
|
|
|
3484 /* It seems the extradata is encoded as hvcC format.
|
|
|
3485 * Temporarily, we support configurationVersion==0 until 14496-15 3rd
|
|
|
3486 * is finalized. When finalized, configurationVersion will be 1 and we
|
|
|
3487 * can recognize hvcC by checking if avctx->extradata[0]==1 or not. */
|
|
|
3488 int i, j, num_arrays, nal_len_size;
|
|
|
3489
|
|
|
3490 s->is_nalff = 1;
|
|
|
3491
|
|
|
3492 bytestream2_skip(&gb, 21);
|
|
|
3493 nal_len_size = (bytestream2_get_byte(&gb) & 3) + 1;
|
|
|
3494 num_arrays = bytestream2_get_byte(&gb);
|
|
|
3495
|
|
|
3496 /* nal units in the hvcC always have length coded with 2 bytes,
|
|
|
3497 * so put a fake nal_length_size = 2 while parsing them */
|
|
|
3498 s->nal_length_size = 2;
|
|
|
3499
|
|
|
3500 /* Decode nal units from hvcC. */
|
|
|
3501 for (i = 0; i < num_arrays; i++) {
|
|
|
3502 int type = bytestream2_get_byte(&gb) & 0x3f;
|
|
|
3503 int cnt = bytestream2_get_be16(&gb);
|
|
|
3504
|
|
|
3505 for (j = 0; j < cnt; j++) {
|
|
|
3506 // +2 for the nal size field
|
|
|
3507 int nalsize = bytestream2_peek_be16(&gb) + 2;
|
|
|
3508 if (bytestream2_get_bytes_left(&gb) < nalsize) {
|
|
|
3509 av_log(s->avctx, AV_LOG_ERROR,
|
|
|
3510 "Invalid NAL unit size in extradata.\n");
|
|
|
3511 return AVERROR_INVALIDDATA;
|
|
|
3512 }
|
|
|
3513
|
|
|
3514 ret = decode_nal_units(s, gb.buffer, nalsize);
|
|
|
3515 if (ret < 0) {
|
|
|
3516 av_log(avctx, AV_LOG_ERROR,
|
|
|
3517 "Decoding nal unit %d %d from hvcC failed\n",
|
|
|
3518 type, i);
|
|
|
3519 return ret;
|
|
|
3520 }
|
|
|
3521 bytestream2_skip(&gb, nalsize);
|
|
|
3522 }
|
|
|
3523 }
|
|
|
3524
|
|
|
3525 /* Now store right nal length size, that will be used to parse
|
|
|
3526 * all other nals */
|
|
|
3527 s->nal_length_size = nal_len_size;
|
|
|
3528 } else {
|
|
|
3529 s->is_nalff = 0;
|
|
|
3530 ret = decode_nal_units(s, avctx->extradata, avctx->extradata_size);
|
|
|
3531 if (ret < 0)
|
|
|
3532 return ret;
|
|
|
3533 }
|
|
|
3534 return 0;
|
|
|
3535 }
|
|
|
3536 #endif
|
|
|
3537
|
|
|
3538 static av_cold int hevc_decode_init(AVCodecContext *avctx)
|
|
|
3539 {
|
|
|
3540 HEVCContext *s = avctx->priv_data;
|
|
|
3541 int ret;
|
|
|
3542
|
|
|
3543 ff_init_cabac_states();
|
|
|
3544 #ifdef CONFIG_SMALL
|
|
|
3545 hevc_transform_init();
|
|
|
3546 #endif
|
|
|
3547
|
|
|
3548 #ifdef USE_FULL
|
|
|
3549 avctx->internal->allocate_progress = 1;
|
|
|
3550 #endif
|
|
|
3551
|
|
|
3552 ret = hevc_init_context(avctx);
|
|
|
3553 if (ret < 0)
|
|
|
3554 return ret;
|
|
|
3555
|
|
|
3556 s->enable_parallel_tiles = 0;
|
|
|
3557 s->picture_struct = 0;
|
|
|
3558
|
|
|
3559 if(avctx->active_thread_type & FF_THREAD_SLICE)
|
|
|
3560 s->threads_number = avctx->thread_count;
|
|
|
3561 else
|
|
|
3562 s->threads_number = 1;
|
|
|
3563
|
|
|
3564 #ifdef USE_FULL
|
|
|
3565 if (avctx->extradata_size > 0 && avctx->extradata) {
|
|
|
3566 ret = hevc_decode_extradata(s);
|
|
|
3567 if (ret < 0) {
|
|
|
3568 hevc_decode_free(avctx);
|
|
|
3569 return ret;
|
|
|
3570 }
|
|
|
3571 }
|
|
|
3572 #endif
|
|
|
3573 if((avctx->active_thread_type & FF_THREAD_FRAME) && avctx->thread_count > 1)
|
|
|
3574 s->threads_type = FF_THREAD_FRAME;
|
|
|
3575 else
|
|
|
3576 s->threads_type = FF_THREAD_SLICE;
|
|
|
3577
|
|
|
3578 return 0;
|
|
|
3579 }
|
|
|
3580
|
|
|
3581 #ifdef USE_FULL
|
|
|
3582 static av_cold int hevc_init_thread_copy(AVCodecContext *avctx)
|
|
|
3583 {
|
|
|
3584 HEVCContext *s = avctx->priv_data;
|
|
|
3585 int ret;
|
|
|
3586
|
|
|
3587 memset(s, 0, sizeof(*s));
|
|
|
3588
|
|
|
3589 ret = hevc_init_context(avctx);
|
|
|
3590 if (ret < 0)
|
|
|
3591 return ret;
|
|
|
3592
|
|
|
3593 return 0;
|
|
|
3594 }
|
|
|
3595 #endif
|
|
|
3596
|
|
|
3597 static void hevc_decode_flush(AVCodecContext *avctx)
|
|
|
3598 {
|
|
|
3599 HEVCContext *s = avctx->priv_data;
|
|
|
3600 ff_hevc_flush_dpb(s);
|
|
|
3601 s->max_ra = INT_MAX;
|
|
|
3602 }
|
|
|
3603
|
|
|
3604 #define OFFSET(x) offsetof(HEVCContext, x)
|
|
|
3605 #define PAR (AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)
|
|
|
3606
|
|
|
3607 #if 0
|
|
|
3608 static const AVProfile profiles[] = {
|
|
|
3609 { FF_PROFILE_HEVC_MAIN, "Main" },
|
|
|
3610 { FF_PROFILE_HEVC_MAIN_10, "Main 10" },
|
|
|
3611 { FF_PROFILE_HEVC_MAIN_STILL_PICTURE, "Main Still Picture" },
|
|
|
3612 { FF_PROFILE_HEVC_REXT, "Rext" },
|
|
|
3613 { FF_PROFILE_UNKNOWN },
|
|
|
3614 };
|
|
|
3615
|
|
|
3616 static const AVOption options[] = {
|
|
|
3617 { "apply_defdispwin", "Apply default display window from VUI", OFFSET(apply_defdispwin),
|
|
|
3618 AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, PAR },
|
|
|
3619 { "strict-displaywin", "stricly apply default display window size", OFFSET(apply_defdispwin),
|
|
|
3620 AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, PAR },
|
|
|
3621 { NULL },
|
|
|
3622 };
|
|
|
3623
|
|
|
3624 static const AVClass hevc_decoder_class = {
|
|
|
3625 .class_name = "HEVC decoder",
|
|
|
3626 .item_name = av_default_item_name,
|
|
|
3627 .option = options,
|
|
|
3628 .version = LIBAVUTIL_VERSION_INT,
|
|
|
3629 };
|
|
|
3630 #endif
|
|
|
3631
|
|
|
3632 AVCodec ff_hevc_decoder = {
|
|
|
3633 .name = "hevc",
|
|
|
3634 .long_name = NULL_IF_CONFIG_SMALL("HEVC (High Efficiency Video Coding)"),
|
|
|
3635 .type = AVMEDIA_TYPE_VIDEO,
|
|
|
3636 .id = AV_CODEC_ID_HEVC,
|
|
|
3637 .priv_data_size = sizeof(HEVCContext),
|
|
|
3638 // .priv_class = &hevc_decoder_class,
|
|
|
3639 .init = hevc_decode_init,
|
|
|
3640 .close = hevc_decode_free,
|
|
|
3641 .decode = hevc_decode_frame,
|
|
|
3642 .flush = hevc_decode_flush,
|
|
|
3643 // .update_thread_context = hevc_update_thread_context,
|
|
|
3644 // .init_thread_copy = hevc_init_thread_copy,
|
|
|
3645 .capabilities = CODEC_CAP_DR1 | CODEC_CAP_DELAY |
|
|
|
3646 CODEC_CAP_SLICE_THREADS | CODEC_CAP_FRAME_THREADS,
|
|
|
3647 // .profiles = NULL_IF_CONFIG_SMALL(profiles),
|
|
|
3648 };
|
