Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright (C) 2015 The Android Open Source Project |
| 4 | * |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at: |
| 8 | * |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | * |
| 17 | ***************************************************************************** |
| 18 | * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore |
| 19 | */ |
| 20 | |
| 21 | /** |
| 22 | ******************************************************************************* |
| 23 | * @file |
| 24 | * ih264e_deblk.c |
| 25 | * |
| 26 | * @brief |
| 27 | * This file contains functions that are associated with deblocking |
| 28 | * |
| 29 | * @author |
| 30 | * ittiam |
| 31 | * |
| 32 | * @par List of Functions: |
| 33 | * - ih264e_fill_bs_1mv_1ref_non_mbaff |
| 34 | * - ih264e_calculate_csbp |
| 35 | * - ih264e_compute_bs |
| 36 | * - ih264e_filter_top_edge |
| 37 | * - ih264e_filter_left_edge |
| 38 | * - ih264e_deblock_mb |
| 39 | * |
| 40 | * @remarks |
| 41 | * None |
| 42 | * |
| 43 | ******************************************************************************* |
| 44 | */ |
| 45 | |
| 46 | /*****************************************************************************/ |
| 47 | /* File Includes */ |
| 48 | /*****************************************************************************/ |
| 49 | |
| 50 | /* System include files */ |
| 51 | #include <stdio.h> |
| 52 | #include <string.h> |
| 53 | #include <assert.h> |
| 54 | |
| 55 | /* User include files */ |
| 56 | #include "ih264e_config.h" |
| 57 | #include "ih264_typedefs.h" |
| 58 | #include "iv2.h" |
| 59 | #include "ive2.h" |
| 60 | #include "ih264_macros.h" |
| 61 | #include "ih264_defs.h" |
| 62 | #include "ih264e_defs.h" |
| 63 | #include "ih264e_error.h" |
| 64 | #include "ih264e_bitstream.h" |
| 65 | #include "ime_distortion_metrics.h" |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 66 | #include "ime_defs.h" |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 67 | #include "ime_structs.h" |
| 68 | #include "ih264_structs.h" |
| 69 | #include "ih264_trans_quant_itrans_iquant.h" |
| 70 | #include "ih264_inter_pred_filters.h" |
| 71 | #include "ih264_mem_fns.h" |
| 72 | #include "ih264_padding.h" |
| 73 | #include "ih264_intra_pred_filters.h" |
| 74 | #include "ih264_deblk_edge_filters.h" |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 75 | #include "ih264_cabac_tables.h" |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 76 | #include "irc_cntrl_param.h" |
| 77 | #include "irc_frame_info_collector.h" |
| 78 | #include "ih264e_rate_control.h" |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 79 | #include "ih264e_cabac_structs.h" |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 80 | #include "ih264e_structs.h" |
| 81 | #include "ih264_trans_data.h" |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 82 | #include "ih264_deblk_tables.h" |
| 83 | #include "ih264e_deblk.h" |
| 84 | |
| 85 | |
| 86 | /*****************************************************************************/ |
| 87 | /* Extern global definitions */ |
| 88 | /*****************************************************************************/ |
| 89 | |
| 90 | /** |
| 91 | ****************************************************************************** |
| 92 | * @brief BS Table Lookup |
| 93 | * input : |
| 94 | * output : |
| 95 | * @remarks none |
| 96 | ****************************************************************************** |
| 97 | */ |
| 98 | static const UWORD32 gu4_bs_table[][16] = |
| 99 | { |
| 100 | { |
| 101 | 0x00000000, 0x02000000, 0x00020000, 0x02020000, |
| 102 | 0x00000200, 0x02000200, 0x00020200, 0x02020200, |
| 103 | 0x00000002, 0x02000002, 0x00020002, 0x02020002, |
| 104 | 0x00000202, 0x02000202, 0x00020202, 0x02020202 |
| 105 | }, |
| 106 | { |
| 107 | 0x01010101, 0x02010101, 0x01020101, 0x02020101, |
| 108 | 0x01010201, 0x02010201, 0x01020201, 0x02020201, |
| 109 | 0x01010102, 0x02010102, 0x01020102, 0x02020102, |
| 110 | 0x01010202, 0x02010202, 0x01020202, 0x02020202 |
| 111 | } |
| 112 | }; |
| 113 | |
| 114 | /** |
| 115 | ****************************************************************************** |
| 116 | * @brief Transpose Matrix used in BS |
| 117 | * input : |
| 118 | * output : |
| 119 | * @remarks none |
| 120 | ****************************************************************************** |
| 121 | */ |
| 122 | static const UWORD16 ih264e_gu2_4x4_v2h_reorder[16] = |
| 123 | { |
| 124 | 0x0000, 0x0001, 0x0010, 0x0011, |
| 125 | 0x0100, 0x0101, 0x0110, 0x0111, |
| 126 | 0x1000, 0x1001, 0x1010, 0x1011, |
| 127 | 0x1100, 0x1101, 0x1110, 0x1111 |
| 128 | }; |
| 129 | |
| 130 | |
| 131 | /*****************************************************************************/ |
| 132 | /* Function Definitions */ |
| 133 | /*****************************************************************************/ |
| 134 | |
| 135 | /** |
| 136 | ******************************************************************************* |
| 137 | * |
| 138 | * @brief Fill BS value for all the edges of an mb |
| 139 | * |
| 140 | * @par Description: |
| 141 | * Fill BS value for all the edges of an mb |
| 142 | * |
| 143 | * @param[in] pu4_horz_bs |
| 144 | * Base pointer of horizontal BS table |
| 145 | * |
| 146 | * @param[in] pu4_vert_bs |
| 147 | * Base pointer of vertical BS table |
| 148 | * |
| 149 | * @param[in] u4_left_mb_csbp |
| 150 | * coded sub block pattern of left mb |
| 151 | * |
| 152 | * @param[in] u4_left_mb_csbp |
| 153 | * coded sub block pattern of top mb |
| 154 | * |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 155 | * @param[in] ps_left_pu |
| 156 | * PU for left MB |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 157 | * |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 158 | * @param[in] ps_top_pu |
| 159 | * PU for top MB |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 160 | * |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 161 | * @param[in] ps_curr_pu |
| 162 | * PU for current MB |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 163 | * |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 164 | * |
| 165 | * @returns none |
| 166 | * |
| 167 | * @remarks none |
| 168 | * |
| 169 | ******************************************************************************* |
| 170 | */ |
| 171 | static void ih264e_fill_bs_1mv_1ref_non_mbaff(UWORD32 *pu4_horz_bs, |
| 172 | UWORD32 *pu4_vert_bs, |
| 173 | UWORD32 u4_left_mb_csbp, |
| 174 | UWORD32 u4_top_mb_csbp, |
| 175 | UWORD32 u4_cur_mb_csbp, |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 176 | enc_pu_t *ps_left_pu, |
| 177 | enc_pu_t *ps_top_pu, |
| 178 | enc_pu_t *ps_curr_pu) |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 179 | { |
| 180 | /* motion vectors of blks p & q */ |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 181 | WORD16 i16_qMvl0_x, i16_qMvl0_y, i16_pMvl0_x, i16_pMvl0_y; |
| 182 | WORD16 i16_qMvl1_x, i16_qMvl1_y, i16_pMvl1_x, i16_pMvl1_y; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 183 | |
| 184 | /* temp var */ |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 185 | UWORD32 u4_left_flag, u4_top_flag; |
| 186 | const UWORD32 *bs_map; |
| 187 | UWORD32 u4_reordered_vert_bs_enc, u4_temp; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 188 | |
| 189 | /* Coded Pattern for Horizontal Edge */ |
| 190 | /*-----------------------------------------------------------------------*/ |
| 191 | /*u4_nbr_horz_csbp=11C|10C|9C|8C|7C|6C|5C|4C|3C|2C|1C|0C|15T|14T|13T|12T */ |
| 192 | /*-----------------------------------------------------------------------*/ |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 193 | UWORD32 u4_nbr_horz_csbp = (u4_cur_mb_csbp << 4) | (u4_top_mb_csbp >> 12); |
| 194 | UWORD32 u4_horz_bs_enc = u4_cur_mb_csbp | u4_nbr_horz_csbp; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 195 | |
| 196 | /* Coded Pattern for Vertical Edge */ |
| 197 | /*-----------------------------------------------------------------------*/ |
| 198 | /*u4_left_mb_masked_csbp = 15L|0|0|0|11L|0|0|0|7L|0|0|0|3L|0|0|0 */ |
| 199 | /*-----------------------------------------------------------------------*/ |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 200 | UWORD32 u4_left_mb_masked_csbp = u4_left_mb_csbp & CSBP_RIGHT_BLOCK_MASK; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 201 | |
| 202 | /*-----------------------------------------------------------------------*/ |
| 203 | /*u4_cur_mb_masked_csbp =14C|13C|12C|x|10C|9C|8C|x|6C|5C|4C|x|2C|1C|0C|x */ |
| 204 | /*-----------------------------------------------------------------------*/ |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 205 | UWORD32 u4_cur_mb_masked_csbp = (u4_cur_mb_csbp << 1) |
| 206 | & (~CSBP_LEFT_BLOCK_MASK); |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 207 | |
| 208 | /*-----------------------------------------------------------------------*/ |
| 209 | /*u4_nbr_vert_csbp=14C|13C|12C|15L|10C|9C|8C|11L|6C|5C|4C|7L|2C|1C|0C|3L */ |
| 210 | /*-----------------------------------------------------------------------*/ |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 211 | UWORD32 u4_nbr_vert_csbp = (u4_cur_mb_masked_csbp) |
| 212 | | (u4_left_mb_masked_csbp >> 3); |
| 213 | UWORD32 u4_vert_bs_enc = u4_cur_mb_csbp | u4_nbr_vert_csbp; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 214 | |
| 215 | /* BS Calculation for MB Boundary Edges */ |
| 216 | |
| 217 | /* BS calculation for 1 2 3 horizontal boundary */ |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 218 | bs_map = gu4_bs_table[0]; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 219 | pu4_horz_bs[1] = bs_map[(u4_horz_bs_enc >> 4) & 0xF]; |
| 220 | pu4_horz_bs[2] = bs_map[(u4_horz_bs_enc >> 8) & 0xF]; |
| 221 | pu4_horz_bs[3] = bs_map[(u4_horz_bs_enc >> 12) & 0xF]; |
| 222 | |
| 223 | /* BS calculation for 5 6 7 vertical boundary */ |
| 224 | /* Do 4x4 tranpose of u4_vert_bs_enc by using look up table for reorder */ |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 225 | u4_reordered_vert_bs_enc = ih264e_gu2_4x4_v2h_reorder[u4_vert_bs_enc & 0xF]; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 226 | |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 227 | u4_temp = ih264e_gu2_4x4_v2h_reorder[(u4_vert_bs_enc >> 4) & 0xF]; |
| 228 | u4_reordered_vert_bs_enc |= (u4_temp << 1); |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 229 | |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 230 | u4_temp = ih264e_gu2_4x4_v2h_reorder[(u4_vert_bs_enc >> 8) & 0xF]; |
| 231 | u4_reordered_vert_bs_enc |= (u4_temp << 2); |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 232 | |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 233 | u4_temp = ih264e_gu2_4x4_v2h_reorder[(u4_vert_bs_enc >> 12) & 0xF]; |
| 234 | u4_reordered_vert_bs_enc |= (u4_temp << 3); |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 235 | |
| 236 | pu4_vert_bs[1] = bs_map[(u4_reordered_vert_bs_enc >> 4) & 0xF]; |
| 237 | pu4_vert_bs[2] = bs_map[(u4_reordered_vert_bs_enc >> 8) & 0xF]; |
| 238 | pu4_vert_bs[3] = bs_map[(u4_reordered_vert_bs_enc >> 12) & 0xF]; |
| 239 | |
| 240 | |
| 241 | /* BS Calculation for MB Boundary Edges */ |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 242 | if (ps_top_pu->b1_intra_flag) |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 243 | { |
| 244 | pu4_horz_bs[0] = 0x04040404; |
| 245 | } |
| 246 | else |
| 247 | { |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 248 | if (ps_curr_pu->b2_pred_mode != ps_top_pu->b2_pred_mode) |
| 249 | { |
| 250 | u4_top_flag = 1; |
| 251 | } |
| 252 | else if(ps_curr_pu->b2_pred_mode != 2) |
| 253 | { |
| 254 | i16_pMvl0_x = ps_top_pu->s_me_info[ps_top_pu->b2_pred_mode].s_mv.i2_mvx; |
| 255 | i16_pMvl0_y = ps_top_pu->s_me_info[ps_top_pu->b2_pred_mode].s_mv.i2_mvy; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 256 | |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 257 | i16_qMvl0_x = ps_curr_pu->s_me_info[ps_curr_pu->b2_pred_mode].s_mv.i2_mvx; |
| 258 | i16_qMvl0_y = ps_curr_pu->s_me_info[ps_curr_pu->b2_pred_mode].s_mv.i2_mvy; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 259 | |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 260 | |
| 261 | u4_top_flag = (ABS((i16_pMvl0_x - i16_qMvl0_x)) >= 4) |
| 262 | | (ABS((i16_pMvl0_y - i16_qMvl0_y)) >= 4); |
| 263 | } |
| 264 | else |
| 265 | { |
| 266 | |
| 267 | i16_pMvl0_x = ps_top_pu->s_me_info[PRED_L0].s_mv.i2_mvx; |
| 268 | i16_pMvl0_y = ps_top_pu->s_me_info[PRED_L0].s_mv.i2_mvy; |
| 269 | i16_pMvl1_x = ps_top_pu->s_me_info[PRED_L1].s_mv.i2_mvx; |
| 270 | i16_pMvl1_y = ps_top_pu->s_me_info[PRED_L1].s_mv.i2_mvy; |
| 271 | |
| 272 | i16_qMvl0_x = ps_curr_pu->s_me_info[PRED_L0].s_mv.i2_mvx; |
| 273 | i16_qMvl0_y = ps_curr_pu->s_me_info[PRED_L0].s_mv.i2_mvy; |
| 274 | i16_qMvl1_x = ps_curr_pu->s_me_info[PRED_L1].s_mv.i2_mvx; |
| 275 | i16_qMvl1_y = ps_curr_pu->s_me_info[PRED_L1].s_mv.i2_mvy; |
| 276 | |
| 277 | |
| 278 | u4_top_flag = (ABS((i16_pMvl0_x - i16_qMvl0_x)) >= 4) |
| 279 | | (ABS((i16_pMvl0_y - i16_qMvl0_y)) >= 4) |
| 280 | | (ABS((i16_pMvl1_x - i16_qMvl1_x)) >= 4) |
| 281 | | (ABS((i16_pMvl1_y - i16_qMvl1_y)) >= 4); |
| 282 | } |
| 283 | |
| 284 | bs_map = gu4_bs_table[!!u4_top_flag]; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 285 | pu4_horz_bs[0] = bs_map[u4_horz_bs_enc & 0xF]; |
| 286 | } |
| 287 | |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 288 | |
| 289 | if (ps_left_pu->b1_intra_flag) |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 290 | { |
| 291 | pu4_vert_bs[0] = 0x04040404; |
| 292 | } |
| 293 | else |
| 294 | { |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 295 | if (ps_curr_pu->b2_pred_mode != ps_left_pu->b2_pred_mode) |
| 296 | { |
| 297 | u4_left_flag = 1; |
| 298 | } |
| 299 | else if(ps_curr_pu->b2_pred_mode != 2)/* Not bipred */ |
| 300 | { |
| 301 | i16_pMvl0_x = ps_left_pu->s_me_info[ps_left_pu->b2_pred_mode].s_mv.i2_mvx; |
| 302 | i16_pMvl0_y = ps_left_pu->s_me_info[ps_left_pu->b2_pred_mode].s_mv.i2_mvy; |
| 303 | |
| 304 | i16_qMvl0_x = ps_curr_pu->s_me_info[ps_curr_pu->b2_pred_mode].s_mv.i2_mvx; |
| 305 | i16_qMvl0_y = ps_curr_pu->s_me_info[ps_curr_pu->b2_pred_mode].s_mv.i2_mvy; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 306 | |
| 307 | |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 308 | u4_left_flag = (ABS((i16_pMvl0_x - i16_qMvl0_x)) >= 4) |
| 309 | | (ABS((i16_pMvl0_y - i16_qMvl0_y)) >= 4); |
| 310 | } |
| 311 | else |
| 312 | { |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 313 | |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 314 | i16_pMvl0_x = ps_left_pu->s_me_info[PRED_L0].s_mv.i2_mvx; |
| 315 | i16_pMvl0_y = ps_left_pu->s_me_info[PRED_L0].s_mv.i2_mvy; |
| 316 | i16_pMvl1_x = ps_left_pu->s_me_info[PRED_L1].s_mv.i2_mvx; |
| 317 | i16_pMvl1_y = ps_left_pu->s_me_info[PRED_L1].s_mv.i2_mvy; |
| 318 | |
| 319 | i16_qMvl0_x = ps_curr_pu->s_me_info[PRED_L0].s_mv.i2_mvx; |
| 320 | i16_qMvl0_y = ps_curr_pu->s_me_info[PRED_L0].s_mv.i2_mvy; |
| 321 | i16_qMvl1_x = ps_curr_pu->s_me_info[PRED_L1].s_mv.i2_mvx; |
| 322 | i16_qMvl1_y = ps_curr_pu->s_me_info[PRED_L1].s_mv.i2_mvy; |
| 323 | |
| 324 | |
| 325 | u4_left_flag = (ABS((i16_pMvl0_x - i16_qMvl0_x)) >= 4) |
| 326 | | (ABS((i16_pMvl0_y - i16_qMvl0_y)) >= 4) |
| 327 | | (ABS((i16_pMvl1_x - i16_qMvl1_x)) >= 4) |
| 328 | | (ABS((i16_pMvl1_y - i16_qMvl1_y)) >= 4); |
| 329 | } |
| 330 | |
| 331 | bs_map = gu4_bs_table[!!u4_left_flag]; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 332 | pu4_vert_bs[0] = bs_map[u4_reordered_vert_bs_enc & 0xF]; |
| 333 | } |
| 334 | } |
| 335 | |
| 336 | /** |
| 337 | ******************************************************************************* |
| 338 | * |
| 339 | * @brief calculate coded subblock pattern from nnz |
| 340 | * |
| 341 | * @par Description: |
| 342 | * calculate coded subblock pattern from nnz |
| 343 | * |
| 344 | * @param[in] ps_proc |
| 345 | * process context |
| 346 | * |
| 347 | * @returns csbp |
| 348 | * |
| 349 | * @remarks none |
| 350 | * |
| 351 | ******************************************************************************* |
| 352 | */ |
| 353 | static UWORD32 ih264e_calculate_csbp(process_ctxt_t *ps_proc) |
| 354 | { |
| 355 | /* number of non zeros for each tx blk */ |
| 356 | UWORD8 *pu1_curr_nnz = (UWORD8 *)ps_proc->au4_nnz; |
| 357 | |
| 358 | /* csbp */ |
| 359 | UWORD32 u4_csbp = 0; |
| 360 | |
| 361 | /* temp var */ |
| 362 | WORD32 i4_i; |
| 363 | |
| 364 | pu1_curr_nnz += 1; |
| 365 | |
| 366 | /* Creating Subblock pattern for current MB */ |
| 367 | /* 15C|14C|13C|12C|11C|10C|9C|8C|7C|6C|5C|4C|3C|2C|1C|0C */ |
| 368 | for (i4_i = 0; i4_i < 16; i4_i++ ) |
| 369 | { |
| 370 | u4_csbp |= ((!!*(pu1_curr_nnz + i4_i))<< i4_i); |
| 371 | } |
| 372 | |
| 373 | return u4_csbp; |
| 374 | } |
| 375 | |
| 376 | /** |
| 377 | ******************************************************************************* |
| 378 | * |
| 379 | * @brief This function computes blocking strength for an mb |
| 380 | * |
| 381 | * @par Description: |
| 382 | * This function computes blocking strength for an mb |
| 383 | * |
| 384 | * @param[in] ps_proc |
| 385 | * process context |
| 386 | * |
| 387 | * @returns none |
| 388 | * |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 389 | * @remarks |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 390 | * |
| 391 | ******************************************************************************* |
| 392 | */ |
| 393 | void ih264e_compute_bs(process_ctxt_t * ps_proc) |
| 394 | { |
| 395 | /* deblk bs context */ |
| 396 | bs_ctxt_t *ps_bs = &(ps_proc->s_deblk_ctxt.s_bs_ctxt); |
| 397 | |
| 398 | /* vertical blocking strength */ |
| 399 | UWORD32 *pu4_pic_vert_bs; |
| 400 | |
| 401 | /* horizontal blocking strength */ |
| 402 | UWORD32 *pu4_pic_horz_bs; |
| 403 | |
| 404 | /* mb indices */ |
| 405 | WORD32 i4_mb_x, i4_mb_y; |
| 406 | |
| 407 | /* is intra */ |
| 408 | WORD32 i4_intra; |
| 409 | |
| 410 | /* temp var */ |
| 411 | WORD32 i4_wd_mbs = ps_proc->i4_wd_mbs; |
| 412 | |
| 413 | /* init indices */ |
| 414 | i4_mb_x = ps_bs->i4_mb_x; |
| 415 | i4_mb_y = ps_bs->i4_mb_y; |
| 416 | |
| 417 | /* init pointers */ |
| 418 | pu4_pic_vert_bs = ps_bs->pu4_pic_vert_bs + ((i4_mb_y * i4_wd_mbs) + i4_mb_x) * 4; |
| 419 | pu4_pic_horz_bs = ps_bs->pu4_pic_horz_bs + ((i4_mb_y * i4_wd_mbs) + i4_mb_x) * 4; |
| 420 | |
| 421 | /* is intra? */ |
| 422 | i4_intra = ps_proc->u4_is_intra; |
| 423 | |
| 424 | /* compute blocking strength */ |
| 425 | if (i4_intra) |
| 426 | { |
| 427 | pu4_pic_vert_bs[0] = 0x04040404; |
| 428 | pu4_pic_vert_bs[1] = pu4_pic_vert_bs[2] = pu4_pic_vert_bs[3] = 0x03030303; |
| 429 | |
| 430 | pu4_pic_horz_bs[0] = 0x04040404; |
| 431 | pu4_pic_horz_bs[1] = pu4_pic_horz_bs[2] = pu4_pic_horz_bs[3] = 0x03030303; |
| 432 | } |
| 433 | else |
| 434 | { |
| 435 | /* left mb syntax info */ |
| 436 | mb_info_t *ps_left_mb_syntax_ele = &ps_proc->s_left_mb_syntax_ele; |
| 437 | |
| 438 | /* top mb syntax info */ |
| 439 | mb_info_t *ps_top_mb_syntax_ele = ps_proc->ps_top_row_mb_syntax_ele + i4_mb_x; |
| 440 | |
| 441 | /* top row motion vector info */ |
| 442 | enc_pu_t *ps_top_row_pu = ps_proc->ps_top_row_pu + i4_mb_x; |
| 443 | |
| 444 | /* csbp for curr mb */ |
| 445 | ps_proc->u4_csbp = ih264e_calculate_csbp(ps_proc); |
| 446 | |
| 447 | /* csbp for ngbrs */ |
| 448 | if (i4_mb_x == 0) |
| 449 | { |
| 450 | ps_left_mb_syntax_ele->u4_csbp = 0; |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 451 | ps_proc->s_left_mb_pu.b1_intra_flag = 0; |
| 452 | ps_proc->s_left_mb_pu.b2_pred_mode = ps_proc->ps_pu->b2_pred_mode; |
| 453 | ps_proc->s_left_mb_pu.s_me_info[0].s_mv = ps_proc->ps_pu->s_me_info[0].s_mv; |
| 454 | ps_proc->s_left_mb_pu.s_me_info[1].s_mv = ps_proc->ps_pu->s_me_info[1].s_mv; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 455 | } |
| 456 | if (i4_mb_y == 0) |
| 457 | { |
| 458 | ps_top_mb_syntax_ele->u4_csbp = 0; |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 459 | ps_top_row_pu->b1_intra_flag = 0; |
| 460 | ps_top_row_pu->b2_pred_mode = ps_proc->ps_pu->b2_pred_mode; |
| 461 | ps_top_row_pu->s_me_info[0].s_mv = ps_proc->ps_pu->s_me_info[0].s_mv; |
| 462 | ps_top_row_pu->s_me_info[1].s_mv = ps_proc->ps_pu->s_me_info[1].s_mv; |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 463 | } |
| 464 | |
| 465 | ih264e_fill_bs_1mv_1ref_non_mbaff(pu4_pic_horz_bs, |
| 466 | pu4_pic_vert_bs, |
| 467 | ps_left_mb_syntax_ele->u4_csbp, |
| 468 | ps_top_mb_syntax_ele->u4_csbp, |
| 469 | ps_proc->u4_csbp, |
Harinarayanan K K | 134291e | 2015-06-18 16:03:38 +0530 | [diff] [blame] | 470 | &ps_proc->s_left_mb_pu, |
| 471 | ps_top_row_pu, |
| 472 | ps_proc->ps_pu); |
Hamsalekha S | 8d3d303 | 2015-03-13 21:24:58 +0530 | [diff] [blame] | 473 | } |
| 474 | |
| 475 | return ; |
| 476 | } |
| 477 | |
| 478 | /** |
| 479 | ******************************************************************************* |
| 480 | * |
| 481 | * @brief This function performs deblocking of top horizontal edge |
| 482 | * |
| 483 | * @par Description: |
| 484 | * This function performs deblocking of top horizontal edge |
| 485 | * |
| 486 | * @param[in] ps_codec |
| 487 | * pointer to codec context |
| 488 | * |
| 489 | * @param[in] ps_proc |
| 490 | * pointer to proc context |
| 491 | * |
| 492 | * @param[in] pu1_mb_qp |
| 493 | * pointer to mb quantization param |
| 494 | * |
| 495 | * @param[in] pu1_cur_pic_luma |
| 496 | * pointer to recon buffer luma |
| 497 | * |
| 498 | * @param[in] pu1_cur_pic_chroma |
| 499 | * pointer to recon buffer chroma |
| 500 | * |
| 501 | * @param[in] pu4_pic_horz_bs |
| 502 | * pointer to horizontal blocking strength |
| 503 | * |
| 504 | * @returns none |
| 505 | * |
| 506 | * @remarks none |
| 507 | * |
| 508 | ******************************************************************************* |
| 509 | */ |
| 510 | static void ih264e_filter_top_edge(codec_t *ps_codec, |
| 511 | process_ctxt_t *ps_proc, |
| 512 | UWORD8 *pu1_mb_qp, |
| 513 | UWORD8 *pu1_cur_pic_luma, |
| 514 | UWORD8 *pu1_cur_pic_chroma, |
| 515 | UWORD32 *pu4_pic_horz_bs) |
| 516 | { |
| 517 | /* strd */ |
| 518 | WORD32 i4_rec_strd = ps_proc->i4_rec_strd; |
| 519 | |
| 520 | /* deblk params */ |
| 521 | UWORD32 u4_alpha_luma, u4_beta_luma, u4_qp_luma, u4_idx_A_luma, u4_idx_B_luma, u4_qp_p, u4_qp_q; |
| 522 | UWORD32 u4_alpha_chroma, u4_beta_chroma, u4_qp_chroma, u4_idx_A_chroma, u4_idx_B_chroma; |
| 523 | |
| 524 | /* collect qp of left & top mb */ |
| 525 | u4_qp_p = pu1_mb_qp[-ps_proc->i4_wd_mbs]; |
| 526 | u4_qp_q = pu1_mb_qp[0]; |
| 527 | |
| 528 | /********/ |
| 529 | /* luma */ |
| 530 | /********/ |
| 531 | u4_qp_luma = (u4_qp_p + u4_qp_q + 1) >> 1; |
| 532 | |
| 533 | /* filter offset A and filter offset B have to be received from slice header */ |
| 534 | /* TODO : for now lets set these offsets as zero */ |
| 535 | |
| 536 | |
| 537 | u4_idx_A_luma = MIN(51, u4_qp_luma + 0); |
| 538 | u4_idx_B_luma = MIN(51, u4_qp_luma + 0); |
| 539 | |
| 540 | /* alpha, beta computation */ |
| 541 | u4_alpha_luma = gu1_ih264_alpha_table[u4_idx_A_luma]; |
| 542 | u4_beta_luma = gu1_ih264_beta_table[u4_idx_B_luma]; |
| 543 | |
| 544 | /**********/ |
| 545 | /* chroma */ |
| 546 | /**********/ |
| 547 | u4_qp_chroma = (gu1_qpc_fqpi[u4_qp_p] + gu1_qpc_fqpi[u4_qp_q] + 1) >> 1; |
| 548 | |
| 549 | /* filter offset A and filter offset B have to be received from slice header */ |
| 550 | /* TODO : for now lets set these offsets as zero */ |
| 551 | |
| 552 | |
| 553 | u4_idx_A_chroma = MIN(51, u4_qp_chroma + 0); |
| 554 | u4_idx_B_chroma = MIN(51, u4_qp_chroma + 0); |
| 555 | |
| 556 | /* alpha, beta computation */ |
| 557 | u4_alpha_chroma = gu1_ih264_alpha_table[u4_idx_A_chroma]; |
| 558 | u4_beta_chroma = gu1_ih264_beta_table[u4_idx_B_chroma]; |
| 559 | |
| 560 | /* deblk edge */ |
| 561 | /* top Horizontal edge - allowed to be deblocked ? */ |
| 562 | if (pu4_pic_horz_bs[0] == 0x04040404) |
| 563 | { |
| 564 | /* strong filter */ |
| 565 | ps_codec->pf_deblk_luma_horz_bs4(pu1_cur_pic_luma, i4_rec_strd, u4_alpha_luma, u4_beta_luma); |
| 566 | ps_codec->pf_deblk_chroma_horz_bs4(pu1_cur_pic_chroma, i4_rec_strd, u4_alpha_chroma, u4_beta_chroma, u4_alpha_chroma, u4_beta_chroma); |
| 567 | } |
| 568 | else |
| 569 | { |
| 570 | /* normal filter */ |
| 571 | ps_codec->pf_deblk_luma_horz_bslt4(pu1_cur_pic_luma, i4_rec_strd, u4_alpha_luma, |
| 572 | u4_beta_luma, pu4_pic_horz_bs[0], |
| 573 | gu1_ih264_clip_table[u4_idx_A_luma]); |
| 574 | |
| 575 | ps_codec->pf_deblk_chroma_horz_bslt4(pu1_cur_pic_chroma, i4_rec_strd, u4_alpha_chroma, |
| 576 | u4_beta_chroma, u4_alpha_chroma, u4_beta_chroma, pu4_pic_horz_bs[0], |
| 577 | gu1_ih264_clip_table[u4_idx_A_chroma], gu1_ih264_clip_table[u4_idx_A_chroma]); |
| 578 | } |
| 579 | } |
| 580 | |
| 581 | /** |
| 582 | ******************************************************************************* |
| 583 | * |
| 584 | * @brief This function performs deblocking of left vertical edge |
| 585 | * |
| 586 | * @par Description: |
| 587 | * This function performs deblocking of top horizontal edge |
| 588 | * |
| 589 | * @param[in] ps_codec |
| 590 | * pointer to codec context |
| 591 | * |
| 592 | * @param[in] ps_proc |
| 593 | * pointer to proc context |
| 594 | * |
| 595 | * @param[in] pu1_mb_qp |
| 596 | * pointer to mb quantization param |
| 597 | * |
| 598 | * @param[in] pu1_cur_pic_luma |
| 599 | * pointer to recon buffer luma |
| 600 | * |
| 601 | * @param[in] pu1_cur_pic_chroma |
| 602 | * pointer to recon buffer chroma |
| 603 | * |
| 604 | * @param[in] pu4_pic_vert_bs |
| 605 | * pointer to vertical blocking strength |
| 606 | * |
| 607 | * @returns none |
| 608 | * |
| 609 | * @remarks none |
| 610 | * |
| 611 | ******************************************************************************* |
| 612 | */ |
| 613 | static void ih264e_filter_left_edge(codec_t *ps_codec, |
| 614 | process_ctxt_t *ps_proc, |
| 615 | UWORD8 *pu1_mb_qp, |
| 616 | UWORD8 *pu1_cur_pic_luma, |
| 617 | UWORD8 *pu1_cur_pic_chroma, |
| 618 | UWORD32 *pu4_pic_vert_bs) |
| 619 | { |
| 620 | /* strd */ |
| 621 | WORD32 i4_rec_strd = ps_proc->i4_rec_strd; |
| 622 | |
| 623 | /* deblk params */ |
| 624 | UWORD32 u4_alpha_luma, u4_beta_luma, u4_qp_luma, u4_idx_A_luma, u4_idx_B_luma, u4_qp_p, u4_qp_q; |
| 625 | UWORD32 u4_alpha_chroma, u4_beta_chroma, u4_qp_chroma, u4_idx_A_chroma, u4_idx_B_chroma; |
| 626 | |
| 627 | /* collect qp of left & curr mb */ |
| 628 | u4_qp_p = pu1_mb_qp[-1]; |
| 629 | u4_qp_q = pu1_mb_qp[0]; |
| 630 | |
| 631 | /********/ |
| 632 | /* luma */ |
| 633 | /********/ |
| 634 | u4_qp_luma = (u4_qp_p + u4_qp_q + 1) >> 1; |
| 635 | |
| 636 | /* filter offset A and filter offset B have to be received from slice header */ |
| 637 | /* TODO : for now lets set these offsets as zero */ |
| 638 | |
| 639 | |
| 640 | u4_idx_A_luma = MIN(51, u4_qp_luma + 0); |
| 641 | u4_idx_B_luma = MIN(51, u4_qp_luma + 0); |
| 642 | |
| 643 | /* alpha, beta computation */ |
| 644 | u4_alpha_luma = gu1_ih264_alpha_table[u4_idx_A_luma]; |
| 645 | u4_beta_luma = gu1_ih264_beta_table[u4_idx_B_luma]; |
| 646 | |
| 647 | /**********/ |
| 648 | /* chroma */ |
| 649 | /**********/ |
| 650 | u4_qp_chroma = (gu1_qpc_fqpi[u4_qp_p] + gu1_qpc_fqpi[u4_qp_q] + 1) >> 1; |
| 651 | |
| 652 | /* filter offset A and filter offset B have to be received from slice header */ |
| 653 | /* TODO : for now lets set these offsets as zero */ |
| 654 | |
| 655 | |
| 656 | u4_idx_A_chroma = MIN(51, u4_qp_chroma + 0); |
| 657 | u4_idx_B_chroma = MIN(51, u4_qp_chroma + 0); |
| 658 | |
| 659 | /* alpha, beta computation */ |
| 660 | u4_alpha_chroma = gu1_ih264_alpha_table[u4_idx_A_chroma]; |
| 661 | u4_beta_chroma = gu1_ih264_beta_table[u4_idx_B_chroma]; |
| 662 | |
| 663 | /* deblk edge */ |
| 664 | if (pu4_pic_vert_bs[0] == 0x04040404) |
| 665 | { |
| 666 | /* strong filter */ |
| 667 | ps_codec->pf_deblk_luma_vert_bs4(pu1_cur_pic_luma, i4_rec_strd, u4_alpha_luma, u4_beta_luma); |
| 668 | ps_codec->pf_deblk_chroma_vert_bs4(pu1_cur_pic_chroma, i4_rec_strd, u4_alpha_chroma, u4_beta_chroma, u4_alpha_chroma, u4_beta_chroma); |
| 669 | } |
| 670 | else |
| 671 | { |
| 672 | /* normal filter */ |
| 673 | ps_codec->pf_deblk_luma_vert_bslt4(pu1_cur_pic_luma, i4_rec_strd, |
| 674 | u4_alpha_luma, u4_beta_luma, |
| 675 | pu4_pic_vert_bs[0], |
| 676 | gu1_ih264_clip_table[u4_idx_A_luma]); |
| 677 | |
| 678 | ps_codec->pf_deblk_chroma_vert_bslt4(pu1_cur_pic_chroma, i4_rec_strd, u4_alpha_chroma, |
| 679 | u4_beta_chroma, u4_alpha_chroma, u4_beta_chroma, pu4_pic_vert_bs[0], |
| 680 | gu1_ih264_clip_table[u4_idx_A_chroma], gu1_ih264_clip_table[u4_idx_A_chroma]); |
| 681 | } |
| 682 | } |
| 683 | |
| 684 | /** |
| 685 | ******************************************************************************* |
| 686 | * |
| 687 | * @brief This function performs deblocking on an mb |
| 688 | * |
| 689 | * @par Description: |
| 690 | * This function performs deblocking on an mb |
| 691 | * |
| 692 | * @param[in] ps_proc |
| 693 | * process context corresponding to the job |
| 694 | * |
| 695 | * @param[in] ps_deblk |
| 696 | * pointer to deblock context |
| 697 | * |
| 698 | * @returns none |
| 699 | * |
| 700 | * @remarks none |
| 701 | * |
| 702 | ******************************************************************************* |
| 703 | */ |
| 704 | void ih264e_deblock_mb(process_ctxt_t *ps_proc, deblk_ctxt_t * ps_deblk) |
| 705 | { |
| 706 | /* codec ctxt */ |
| 707 | codec_t *ps_codec = ps_proc->ps_codec; |
| 708 | |
| 709 | /* ngbr availability */ |
| 710 | UWORD8 u1_mb_a, u1_mb_b; |
| 711 | |
| 712 | /* mb indices */ |
| 713 | WORD32 i4_mb_x = ps_deblk->i4_mb_x, i4_mb_y = ps_deblk->i4_mb_y; |
| 714 | |
| 715 | /* pic qp ptr */ |
| 716 | UWORD8 *pu1_pic_qp = ps_deblk->s_bs_ctxt.pu1_pic_qp; |
| 717 | |
| 718 | /* vertical blocking strength */ |
| 719 | UWORD32 *pu4_pic_vert_bs = ps_deblk->s_bs_ctxt.pu4_pic_vert_bs; |
| 720 | |
| 721 | /* horizontal blocking strength */ |
| 722 | UWORD32 *pu4_pic_horz_bs = ps_deblk->s_bs_ctxt.pu4_pic_horz_bs; |
| 723 | |
| 724 | /* src buffers luma */ |
| 725 | UWORD8 *pu1_cur_pic_luma = ps_deblk->pu1_cur_pic_luma; |
| 726 | |
| 727 | /* src buffers chroma */ |
| 728 | UWORD8 *pu1_cur_pic_chroma = ps_deblk->pu1_cur_pic_chroma; |
| 729 | |
| 730 | /* strd */ |
| 731 | WORD32 i4_rec_strd = ps_proc->i4_rec_strd; |
| 732 | |
| 733 | /* deblk params */ |
| 734 | UWORD32 u4_alpha_luma, u4_beta_luma, u4_qp_luma, u4_idx_A_luma, u4_idx_B_luma; |
| 735 | UWORD32 u4_alpha_chroma, u4_beta_chroma, u4_qp_chroma, u4_idx_A_chroma, u4_idx_B_chroma; |
| 736 | |
| 737 | /* temp var */ |
| 738 | UWORD32 push_ptr = (i4_mb_y * ps_proc->i4_wd_mbs) + i4_mb_x; |
| 739 | |
| 740 | /* derive neighbor availability */ |
| 741 | /* In slice mode the edges of mbs that lie on the slice boundary are not deblocked */ |
| 742 | /* deblocking filter idc '2' */ |
| 743 | if (ps_codec->s_cfg.e_slice_mode != IVE_SLICE_MODE_NONE) |
| 744 | { |
| 745 | /* slice index */ |
| 746 | UWORD8 *pu1_slice_idx = ps_deblk->pu1_slice_idx; |
| 747 | |
| 748 | pu1_slice_idx += (i4_mb_y * ps_proc->i4_wd_mbs); |
| 749 | /* left macroblock availability */ |
| 750 | u1_mb_a = (i4_mb_x == 0 || |
| 751 | (pu1_slice_idx[i4_mb_x - 1 ] != pu1_slice_idx[i4_mb_x]))? 0 : 1; |
| 752 | /* top macroblock availability */ |
| 753 | u1_mb_b = (i4_mb_y == 0 || |
| 754 | (pu1_slice_idx[i4_mb_x-ps_proc->i4_wd_mbs] != pu1_slice_idx[i4_mb_x]))? 0 : 1; |
| 755 | } |
| 756 | else |
| 757 | { |
| 758 | /* left macroblock availability */ |
| 759 | u1_mb_a = (i4_mb_x == 0)? 0 : 1; |
| 760 | /* top macroblock availability */ |
| 761 | u1_mb_b = (i4_mb_y == 0)? 0 : 1; |
| 762 | } |
| 763 | |
| 764 | pu1_pic_qp += push_ptr; |
| 765 | pu4_pic_vert_bs += push_ptr * 4; |
| 766 | pu4_pic_horz_bs += push_ptr * 4; |
| 767 | |
| 768 | /********/ |
| 769 | /* luma */ |
| 770 | /********/ |
| 771 | u4_qp_luma = pu1_pic_qp[0]; |
| 772 | |
| 773 | /* filter offset A and filter offset B have to be received from slice header */ |
| 774 | /* TODO : for now lets set these offsets as zero */ |
| 775 | |
| 776 | |
| 777 | u4_idx_A_luma = MIN(51, u4_qp_luma + 0); |
| 778 | u4_idx_B_luma = MIN(51, u4_qp_luma + 0); |
| 779 | |
| 780 | /* alpha, beta computation */ |
| 781 | u4_alpha_luma = gu1_ih264_alpha_table[u4_idx_A_luma]; |
| 782 | u4_beta_luma = gu1_ih264_beta_table[u4_idx_B_luma]; |
| 783 | |
| 784 | /**********/ |
| 785 | /* chroma */ |
| 786 | /**********/ |
| 787 | u4_qp_chroma = gu1_qpc_fqpi[u4_qp_luma]; |
| 788 | |
| 789 | /* filter offset A and filter offset B have to be received from slice header */ |
| 790 | /* TODO : for now lets set these offsets as zero */ |
| 791 | |
| 792 | |
| 793 | u4_idx_A_chroma = MIN(51, u4_qp_chroma + 0); |
| 794 | u4_idx_B_chroma = MIN(51, u4_qp_chroma + 0); |
| 795 | |
| 796 | /* alpha, beta computation */ |
| 797 | u4_alpha_chroma = gu1_ih264_alpha_table[u4_idx_A_chroma]; |
| 798 | u4_beta_chroma = gu1_ih264_beta_table[u4_idx_B_chroma]; |
| 799 | |
| 800 | /* Deblock vertical edges */ |
| 801 | /* left vertical edge 0 - allowed to be deblocked ? */ |
| 802 | if (u1_mb_a) |
| 803 | { |
| 804 | ih264e_filter_left_edge(ps_codec, ps_proc, pu1_pic_qp, pu1_cur_pic_luma, pu1_cur_pic_chroma, pu4_pic_vert_bs); |
| 805 | } |
| 806 | |
| 807 | /* vertical edge 1 */ |
| 808 | if (pu4_pic_vert_bs[1] == 0x04040404) |
| 809 | { |
| 810 | /* strong filter */ |
| 811 | ps_codec->pf_deblk_luma_vert_bs4(pu1_cur_pic_luma + 4, i4_rec_strd, u4_alpha_luma, u4_beta_luma); |
| 812 | } |
| 813 | else |
| 814 | { |
| 815 | /* normal filter */ |
| 816 | ps_codec->pf_deblk_luma_vert_bslt4(pu1_cur_pic_luma + 4, i4_rec_strd, |
| 817 | u4_alpha_luma, u4_beta_luma, |
| 818 | pu4_pic_vert_bs[1], |
| 819 | gu1_ih264_clip_table[u4_idx_A_luma]); |
| 820 | } |
| 821 | |
| 822 | /* vertical edge 2 */ |
| 823 | if (pu4_pic_vert_bs[2] == 0x04040404) |
| 824 | { |
| 825 | /* strong filter */ |
| 826 | ps_codec->pf_deblk_luma_vert_bs4(pu1_cur_pic_luma + 8, i4_rec_strd, u4_alpha_luma, u4_beta_luma); |
| 827 | ps_codec->pf_deblk_chroma_vert_bs4(pu1_cur_pic_chroma + 8, i4_rec_strd, u4_alpha_chroma, u4_beta_chroma, u4_alpha_chroma, u4_beta_chroma); |
| 828 | } |
| 829 | else |
| 830 | { |
| 831 | /* normal filter */ |
| 832 | ps_codec->pf_deblk_luma_vert_bslt4(pu1_cur_pic_luma + 8, i4_rec_strd, u4_alpha_luma, |
| 833 | u4_beta_luma, pu4_pic_vert_bs[2], |
| 834 | gu1_ih264_clip_table[u4_idx_A_luma]); |
| 835 | |
| 836 | ps_codec->pf_deblk_chroma_vert_bslt4(pu1_cur_pic_chroma + 8, i4_rec_strd, u4_alpha_chroma, |
| 837 | u4_beta_chroma, u4_alpha_chroma, u4_beta_chroma, pu4_pic_vert_bs[2], |
| 838 | gu1_ih264_clip_table[u4_idx_A_chroma], gu1_ih264_clip_table[u4_idx_A_chroma]); |
| 839 | } |
| 840 | |
| 841 | /* vertical edge 3 */ |
| 842 | if (pu4_pic_vert_bs[3] == 0x04040404) |
| 843 | { |
| 844 | /* strong filter */ |
| 845 | ps_codec->pf_deblk_luma_vert_bs4(pu1_cur_pic_luma + 12, i4_rec_strd, u4_alpha_luma, u4_beta_luma); |
| 846 | } |
| 847 | else |
| 848 | { |
| 849 | /* normal filter */ |
| 850 | ps_codec->pf_deblk_luma_vert_bslt4(pu1_cur_pic_luma + 12, i4_rec_strd, u4_alpha_luma, |
| 851 | u4_beta_luma, pu4_pic_vert_bs[3], |
| 852 | gu1_ih264_clip_table[u4_idx_A_luma]); |
| 853 | } |
| 854 | |
| 855 | /* Deblock Horizontal edges */ |
| 856 | /* Horizontal edge 0 */ |
| 857 | if (u1_mb_b) |
| 858 | { |
| 859 | ih264e_filter_top_edge(ps_codec, ps_proc, pu1_pic_qp, pu1_cur_pic_luma, pu1_cur_pic_chroma, pu4_pic_horz_bs); |
| 860 | } |
| 861 | |
| 862 | /* horizontal edge 1 */ |
| 863 | if (pu4_pic_horz_bs[1] == 0x04040404) |
| 864 | { |
| 865 | /* strong filter */ |
| 866 | ps_codec->pf_deblk_luma_horz_bs4(pu1_cur_pic_luma + 4 * i4_rec_strd, i4_rec_strd, u4_alpha_luma, u4_beta_luma); |
| 867 | } |
| 868 | else |
| 869 | { |
| 870 | /* normal filter */ |
| 871 | ps_codec->pf_deblk_luma_horz_bslt4(pu1_cur_pic_luma + 4 * i4_rec_strd, i4_rec_strd, u4_alpha_luma, |
| 872 | u4_beta_luma, pu4_pic_horz_bs[1], |
| 873 | gu1_ih264_clip_table[u4_idx_A_luma]); |
| 874 | } |
| 875 | |
| 876 | /* horizontal edge 2 */ |
| 877 | if (pu4_pic_horz_bs[2] == 0x04040404) |
| 878 | { |
| 879 | /* strong filter */ |
| 880 | ps_codec->pf_deblk_luma_horz_bs4(pu1_cur_pic_luma + 8 * i4_rec_strd, i4_rec_strd, u4_alpha_luma, u4_beta_luma); |
| 881 | ps_codec->pf_deblk_chroma_horz_bs4(pu1_cur_pic_chroma + 4 * i4_rec_strd, i4_rec_strd, u4_alpha_chroma, u4_beta_chroma, u4_alpha_chroma, u4_beta_chroma); |
| 882 | } |
| 883 | else |
| 884 | { |
| 885 | /* normal filter */ |
| 886 | ps_codec->pf_deblk_luma_horz_bslt4(pu1_cur_pic_luma + 8 * i4_rec_strd, i4_rec_strd, u4_alpha_luma, |
| 887 | u4_beta_luma, pu4_pic_horz_bs[2], |
| 888 | gu1_ih264_clip_table[u4_idx_A_luma]); |
| 889 | |
| 890 | ps_codec->pf_deblk_chroma_horz_bslt4(pu1_cur_pic_chroma + 4 * i4_rec_strd, i4_rec_strd, u4_alpha_chroma, |
| 891 | u4_beta_chroma, u4_alpha_chroma, u4_beta_chroma, pu4_pic_horz_bs[2], |
| 892 | gu1_ih264_clip_table[u4_idx_A_chroma], gu1_ih264_clip_table[u4_idx_A_chroma]); |
| 893 | } |
| 894 | |
| 895 | /* horizontal edge 3 */ |
| 896 | if (pu4_pic_horz_bs[3] == 0x04040404) |
| 897 | { |
| 898 | /* strong filter */ |
| 899 | ps_codec->pf_deblk_luma_horz_bs4(pu1_cur_pic_luma + 12 * i4_rec_strd, i4_rec_strd, u4_alpha_luma, u4_beta_luma); |
| 900 | } |
| 901 | else |
| 902 | { |
| 903 | /* normal filter */ |
| 904 | ps_codec->pf_deblk_luma_horz_bslt4(pu1_cur_pic_luma + 12 * i4_rec_strd, i4_rec_strd, u4_alpha_luma, |
| 905 | u4_beta_luma, pu4_pic_horz_bs[3], |
| 906 | gu1_ih264_clip_table[u4_idx_A_luma]); |
| 907 | } |
| 908 | |
| 909 | return ; |
| 910 | } |