/src/libavc/decoder/ih264d_process_bslice.c
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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 | | * \file ih264d_process_bslice.c |
23 | | * |
24 | | * \brief |
25 | | * Contains routines that decode B slice type |
26 | | * |
27 | | * Detailed_description |
28 | | * |
29 | | * \date |
30 | | * 21/12/2002 |
31 | | * |
32 | | * \author NS |
33 | | ************************************************************************** |
34 | | */ |
35 | | #include "ih264_typedefs.h" |
36 | | #include "ih264_macros.h" |
37 | | #include "ih264_platform_macros.h" |
38 | | |
39 | | #include <string.h> |
40 | | #include "ih264d_structs.h" |
41 | | #include "ih264d_bitstrm.h" |
42 | | #include "ih264d_parse_cavlc.h" |
43 | | #include "ih264d_mb_utils.h" |
44 | | #include "ih264d_mvpred.h" |
45 | | #include "ih264d_inter_pred.h" |
46 | | #include "ih264d_process_pslice.h" |
47 | | #include "ih264d_error_handler.h" |
48 | | #include "ih264d_tables.h" |
49 | | #include "ih264d_parse_slice.h" |
50 | | #include "ih264d_process_pslice.h" |
51 | | #include "ih264d_process_bslice.h" |
52 | | #include "ih264d_tables.h" |
53 | | #include "ih264d_parse_islice.h" |
54 | | #include "ih264d_mvpred.h" |
55 | | |
56 | | void ih264d_init_cabac_contexts(UWORD8 u1_slice_type, dec_struct_t * ps_dec); |
57 | | //UWORD32 g_hits = 0; |
58 | | //UWORD32 g_miss = 0; |
59 | | /*! |
60 | | ************************************************************************** |
61 | | * \if Function name : ih264d_decode_spatial_direct \endif |
62 | | * |
63 | | * \brief |
64 | | * Decodes spatial direct mode. |
65 | | * |
66 | | * \return |
67 | | * None. |
68 | | * Arunoday T |
69 | | ************************************************************************** |
70 | | */ |
71 | | WORD32 ih264d_decode_spatial_direct(dec_struct_t * ps_dec, |
72 | | UWORD8 u1_wd_x, |
73 | | dec_mb_info_t * ps_cur_mb_info, |
74 | | UWORD32 u4_mb_num) |
75 | 1.66M | { |
76 | 1.66M | mv_pred_t s_mv_pred, *ps_mv; |
77 | 1.66M | UWORD32 u4_sub_mb_num; |
78 | 1.66M | UWORD8 u1_col_zero_flag, u1_direct_zero_pred_flag = 0; |
79 | 1.66M | UWORD8 u1_mbaff = ps_dec->ps_cur_slice->u1_mbaff_frame_flag; |
80 | 1.66M | mv_pred_t *ps_mv_ntop_start; |
81 | 1.66M | mv_pred_t *ps_mv_nmb_start = ps_dec->ps_mv_cur + (u4_mb_num << 4); |
82 | 1.66M | UWORD8 partition_size, sub_partition, u1_mb_partw, u1_mb_parth; |
83 | 1.66M | UWORD8 i; |
84 | 1.66M | WORD8 i1_pred, i1_ref_frame0, i1_ref_frame1; |
85 | 1.66M | struct pic_buffer_t *ps_ref_frame = NULL, *ps_col_pic, *ps_pic_buff0 = NULL, |
86 | 1.66M | *ps_pic_buff1 = NULL; |
87 | | |
88 | 1.66M | UWORD8 u1_zero_pred_cond_f, u1_zero_pred_cond_b; |
89 | 1.66M | WORD16 i2_def_mv[2], i2_spat_pred_mv[4], *pi2_final_mv0, *pi2_final_mv1; |
90 | 1.66M | UWORD16 ui2_mask_fwd = 0, ui2_mask_bwd = 0, u2_mask = 0; |
91 | 1.66M | UWORD32 *pui32_weight_ofsts = NULL; |
92 | 1.66M | directmv_t s_mvdirect; |
93 | 1.66M | UWORD8 u1_colz; |
94 | 1.66M | UWORD8 u1_final_ref_idx = 0; |
95 | 1.66M | const UWORD8 *pu1_mb_parth = (const UWORD8 *)gau1_ih264d_mb_parth; |
96 | 1.66M | const UWORD8 *pu1_mb_partw = (const UWORD8 *)gau1_ih264d_mb_partw; |
97 | 1.66M | const UWORD16 sub_mask_table[] = |
98 | 1.66M | { 0x33, 0x3, 0x11, 0x1 }; |
99 | 1.66M | const UWORD16 mask_table[] = |
100 | 1.66M | { 0xffff, /*16x16 NA */ |
101 | 1.66M | 0xff, /* 16x8*/ |
102 | 1.66M | 0x3333, /* 8x16*/ |
103 | 1.66M | 0x33 };/* 8x8*/ |
104 | 1.66M | mv_pred_t s_temp_mv_pred; |
105 | 1.66M | WORD32 ret = 0; |
106 | | |
107 | | /* CHANGED CODE */ |
108 | 1.66M | ps_mv_ntop_start = ps_dec->ps_mv_cur + (u4_mb_num << 4) |
109 | 1.66M | - (ps_dec->u2_frm_wd_in_mbs << (4 + u1_mbaff)) + 12; |
110 | | |
111 | | /* assign default values for MotionVector as zero */ |
112 | 1.66M | i2_def_mv[0] = 0; |
113 | 1.66M | i2_def_mv[1] = 0; |
114 | | |
115 | 1.66M | u1_direct_zero_pred_flag = ps_dec->pf_mvpred(ps_dec, ps_cur_mb_info, ps_mv_nmb_start, |
116 | 1.66M | ps_mv_ntop_start, &s_mv_pred, 0, 4, |
117 | 1.66M | 0, 1, B_DIRECT_SPATIAL); |
118 | | |
119 | 1.66M | i2_spat_pred_mv[0] = s_mv_pred.i2_mv[0]; |
120 | 1.66M | i2_spat_pred_mv[1] = s_mv_pred.i2_mv[1]; |
121 | 1.66M | i2_spat_pred_mv[2] = s_mv_pred.i2_mv[2]; |
122 | 1.66M | i2_spat_pred_mv[3] = s_mv_pred.i2_mv[3]; |
123 | | |
124 | 1.66M | i1_ref_frame0 = s_mv_pred.i1_ref_frame[0]; |
125 | 1.66M | i1_ref_frame1 = s_mv_pred.i1_ref_frame[1]; |
126 | | |
127 | 1.66M | i1_ref_frame0 = (i1_ref_frame0 < 0) ? -1 : i1_ref_frame0; |
128 | 1.66M | i1_ref_frame1 = (i1_ref_frame1 < 0) ? -1 : i1_ref_frame1; |
129 | | |
130 | 1.66M | i1_pred = 0; |
131 | | |
132 | 1.66M | { |
133 | 1.66M | WORD8 u1_ref_idx, u1_ref_idx1; |
134 | 1.66M | UWORD32 uc_Idx, uc_Idx1; |
135 | 1.66M | UWORD8 u1_scale_ref = (ps_dec->ps_cur_slice->u1_mbaff_frame_flag |
136 | 4.08k | && ps_cur_mb_info->u1_mb_field_decodingflag); |
137 | 1.66M | u1_final_ref_idx = i1_ref_frame0; |
138 | 1.66M | if(i1_ref_frame0 >= 0) |
139 | 1.57M | { |
140 | | /* convert RefIdx if it is MbAff */ |
141 | 1.57M | u1_ref_idx = i1_ref_frame0; |
142 | 1.57M | u1_ref_idx1 = i1_ref_frame0; |
143 | 1.57M | if(u1_scale_ref) |
144 | 708 | { |
145 | 708 | u1_ref_idx1 = u1_ref_idx >> 1; |
146 | 708 | if((u1_ref_idx & 0x01) != (1 - ps_cur_mb_info->u1_topmb)) |
147 | 413 | u1_ref_idx1 += MAX_REF_BUFS; |
148 | 708 | } |
149 | | /* If i1_ref_frame0 < 0 then refIdxCol is obtained from ps_pic_buff1 */ |
150 | 1.57M | ps_pic_buff0 = ps_dec->ps_ref_pic_buf_lx[0][u1_ref_idx1]; |
151 | 1.57M | ps_ref_frame = ps_pic_buff0; |
152 | 1.57M | i1_pred = PRED_L0; |
153 | 1.57M | } |
154 | | |
155 | 1.66M | if(i1_ref_frame1 >= 0) |
156 | 1.62M | { |
157 | | /* convert RefIdx if it is MbAff */ |
158 | 1.62M | u1_ref_idx = i1_ref_frame1; |
159 | 1.62M | u1_ref_idx1 = i1_ref_frame1; |
160 | 1.62M | if(u1_scale_ref) |
161 | 869 | { |
162 | 869 | u1_ref_idx1 = u1_ref_idx >> 1; |
163 | 869 | if((u1_ref_idx & 0x01) != (1 - ps_cur_mb_info->u1_topmb)) |
164 | 415 | u1_ref_idx1 += MAX_REF_BUFS; |
165 | 869 | } |
166 | 1.62M | ps_pic_buff1 = ps_dec->ps_ref_pic_buf_lx[1][u1_ref_idx1]; |
167 | 1.62M | i1_pred = i1_pred | PRED_L1; |
168 | 1.62M | } |
169 | 1.66M | if(i1_ref_frame0 < 0) |
170 | 94.8k | { |
171 | 94.8k | ps_ref_frame = ps_pic_buff1; |
172 | 94.8k | u1_final_ref_idx = i1_ref_frame1; |
173 | 94.8k | } |
174 | | |
175 | 1.66M | u1_zero_pred_cond_f = (u1_direct_zero_pred_flag) || (i1_ref_frame0 < 0); |
176 | 1.66M | u1_zero_pred_cond_b = (u1_direct_zero_pred_flag) || (i1_ref_frame1 < 0); |
177 | | |
178 | 1.66M | if(ps_dec->ps_cur_pps->u1_wted_bipred_idc) |
179 | 796k | { |
180 | 796k | uc_Idx = ((i1_ref_frame0 < 1) ? 0 : i1_ref_frame0) |
181 | 796k | * ps_dec->ps_cur_slice->u1_num_ref_idx_lx_active[1]; |
182 | 796k | if(u1_scale_ref) |
183 | 1.00k | uc_Idx >>= 1; |
184 | 796k | uc_Idx1 = (i1_ref_frame1 < 0) ? 0 : i1_ref_frame1; |
185 | 796k | uc_Idx += (u1_scale_ref) ? (uc_Idx1 >> 1) : uc_Idx1; |
186 | 796k | pui32_weight_ofsts = |
187 | 796k | (UWORD32*)&ps_dec->pu4_wt_ofsts[2 * X3(uc_Idx)]; |
188 | | |
189 | 796k | if(i1_ref_frame0 < 0) |
190 | 72.5k | pui32_weight_ofsts += 1; |
191 | | |
192 | 796k | if(u1_scale_ref && (ps_dec->ps_cur_pps->u1_wted_bipred_idc == 2)) |
193 | 721 | { |
194 | 721 | WORD16 i2_ref_idx; |
195 | 721 | i2_ref_idx = MAX(i1_ref_frame0, 0); |
196 | 721 | i2_ref_idx *= (ps_dec->ps_cur_slice->u1_num_ref_idx_lx_active[1] |
197 | 721 | << 1); |
198 | 721 | i2_ref_idx += MAX(i1_ref_frame1, 0); |
199 | 721 | if(!ps_cur_mb_info->u1_topmb) |
200 | 361 | i2_ref_idx += |
201 | 361 | (ps_dec->ps_cur_slice->u1_num_ref_idx_lx_active[0] |
202 | 361 | << 1) |
203 | 361 | * (ps_dec->ps_cur_slice->u1_num_ref_idx_lx_active[1] |
204 | 361 | << 1); |
205 | 721 | pui32_weight_ofsts = (UWORD32*)&ps_dec->pu4_mbaff_wt_mat[2 |
206 | 721 | * X3(i2_ref_idx)]; |
207 | 721 | } |
208 | 796k | } |
209 | 1.66M | } |
210 | | |
211 | 1.66M | s_temp_mv_pred.i1_ref_frame[0] = i1_ref_frame0; |
212 | 1.66M | s_temp_mv_pred.i1_ref_frame[1] = i1_ref_frame1; |
213 | 1.66M | s_temp_mv_pred.u1_col_ref_pic_idx = ps_ref_frame->u1_mv_buf_id; |
214 | 1.66M | s_temp_mv_pred.u1_pic_type = ps_ref_frame->u1_pic_type; |
215 | | |
216 | | /**********************************************************************/ |
217 | | /* Call the function which gets the number of partitions and */ |
218 | | /* partition info of colocated Mb */ |
219 | | /**********************************************************************/ |
220 | | |
221 | 1.66M | ps_dec->pf_parse_mvdirect(ps_dec, ps_dec->ps_col_pic, &s_mvdirect, u1_wd_x, |
222 | 1.66M | ps_dec->i4_submb_ofst, ps_cur_mb_info); |
223 | 1.66M | ps_col_pic = ps_dec->ps_col_pic; |
224 | 1.66M | if((s_mvdirect.u1_col_zeroflag_change == 0) || u1_direct_zero_pred_flag) |
225 | 1.61M | { |
226 | 1.61M | WORD16 i2_mv_x, i2_mv_y, i2_mvX1, i2_mvY1; |
227 | | /* Most probable case */ |
228 | 1.61M | u1_col_zero_flag = *(ps_col_pic->pu1_col_zero_flag |
229 | 1.61M | + s_mvdirect.i4_mv_indices[0]); |
230 | 1.61M | u1_col_zero_flag = u1_col_zero_flag & 0x01; |
231 | | |
232 | 1.61M | if(u1_zero_pred_cond_f || ((i1_ref_frame0 == 0) && (u1_col_zero_flag == 1))) |
233 | 1.01M | { |
234 | 1.01M | i2_mv_x = 0; |
235 | 1.01M | i2_mv_y = 0; |
236 | 1.01M | } |
237 | 594k | else |
238 | 594k | { |
239 | 594k | i2_mv_x = i2_spat_pred_mv[0]; |
240 | 594k | i2_mv_y = i2_spat_pred_mv[1]; |
241 | | |
242 | 594k | } |
243 | | |
244 | 1.61M | if(u1_zero_pred_cond_b || ((i1_ref_frame1 == 0) && (u1_col_zero_flag == 1))) |
245 | 985k | { |
246 | 985k | i2_mvX1 = 0; |
247 | 985k | i2_mvY1 = 0; |
248 | 985k | } |
249 | 629k | else |
250 | 629k | { |
251 | 629k | i2_mvX1 = i2_spat_pred_mv[2]; |
252 | 629k | i2_mvY1 = i2_spat_pred_mv[3]; |
253 | 629k | } |
254 | | |
255 | 1.61M | u4_sub_mb_num = ps_dec->u1_sub_mb_num; |
256 | 1.61M | u1_mb_partw = (u1_wd_x >> 2); |
257 | | |
258 | | |
259 | 1.61M | if(i1_ref_frame0 >= 0) |
260 | 1.52M | { |
261 | 1.52M | { |
262 | 1.52M | pred_info_pkd_t *ps_pred_pkd; |
263 | 1.52M | WORD16 i2_mv[2]; |
264 | 1.52M | WORD8 i1_ref_idx= 0; |
265 | | |
266 | 1.52M | i2_mv[0] = i2_mv_x; |
267 | 1.52M | i2_mv[1] = i2_mv_y; |
268 | | |
269 | 1.52M | ps_pred_pkd = ps_dec->ps_pred_pkd + ps_dec->u4_pred_info_pkd_idx; |
270 | 1.52M | ih264d_fill_pred_info(i2_mv,u1_mb_partw,u1_mb_partw,u4_sub_mb_num,i1_pred, |
271 | 1.52M | ps_pred_pkd,ps_pic_buff0->u1_pic_buf_id,i1_ref_idx,pui32_weight_ofsts, |
272 | 1.52M | ps_pic_buff0->u1_pic_type); |
273 | 1.52M | ps_dec->u4_pred_info_pkd_idx++; |
274 | 1.52M | ps_cur_mb_info->u1_num_pred_parts++; |
275 | | |
276 | | |
277 | 1.52M | } |
278 | | |
279 | 1.52M | } |
280 | | |
281 | 1.61M | if(i1_ref_frame1 >= 0) |
282 | 1.57M | { |
283 | 1.57M | { |
284 | 1.57M | pred_info_pkd_t *ps_pred_pkd; |
285 | 1.57M | WORD16 i2_mv[2]; |
286 | 1.57M | WORD8 i1_ref_idx= 0; |
287 | | |
288 | 1.57M | i2_mv[0] = i2_mvX1; |
289 | 1.57M | i2_mv[1] = i2_mvY1; |
290 | | |
291 | 1.57M | ps_pred_pkd = ps_dec->ps_pred_pkd + ps_dec->u4_pred_info_pkd_idx; |
292 | 1.57M | ih264d_fill_pred_info(i2_mv,u1_mb_partw,u1_mb_partw,u4_sub_mb_num,i1_pred, |
293 | 1.57M | ps_pred_pkd,ps_pic_buff1->u1_pic_buf_id,i1_ref_idx,pui32_weight_ofsts, |
294 | 1.57M | ps_pic_buff1->u1_pic_type); |
295 | 1.57M | ps_dec->u4_pred_info_pkd_idx++; |
296 | 1.57M | ps_cur_mb_info->u1_num_pred_parts++; |
297 | | |
298 | | |
299 | 1.57M | } |
300 | 1.57M | } |
301 | | |
302 | | |
303 | | /* Replication optimisation */ |
304 | 1.61M | s_temp_mv_pred.i2_mv[0] = i2_mv_x; |
305 | 1.61M | s_temp_mv_pred.i2_mv[1] = i2_mv_y; |
306 | 1.61M | s_temp_mv_pred.i2_mv[2] = i2_mvX1; |
307 | 1.61M | s_temp_mv_pred.i2_mv[3] = i2_mvY1; |
308 | | |
309 | | /* Calculating colocated zero information */ |
310 | 1.61M | { |
311 | | /*************************************/ |
312 | | /* If(bit2 and bit3 set) */ |
313 | | /* then */ |
314 | | /* (bit0 and bit1) => submmbmode */ |
315 | | /* (bit2 and bit3) => mbmode */ |
316 | | /* else */ |
317 | | /* (bit0 and bit1) => mbmode */ |
318 | | /*************************************/ |
319 | | /*UWORD8 u1_packed_mb_sub_mb_mode = sub_partition ? |
320 | | (s_mvdirect.i1_partitionsize[0]) : ((s_mvdirect.i1_partitionsize[0]) << 2);*/ |
321 | 1.61M | UWORD8 u1_packed_mb_sub_mb_mode = (u1_mb_partw == 2) ? 0x03 : 0; |
322 | | |
323 | 1.61M | if(i1_ref_frame0 < 0) |
324 | 90.1k | { |
325 | 90.1k | i2_mv_x = i2_mvX1; |
326 | 90.1k | i2_mv_y = i2_mvY1; |
327 | 90.1k | } |
328 | | |
329 | | /* Change from left shift 4 to 6 - Varun */ |
330 | 1.61M | u1_colz = (ps_cur_mb_info->u1_mb_field_decodingflag << 1) |
331 | 1.61M | | ((u1_final_ref_idx == 0) && (ABS(i2_mv_x) <= 1) |
332 | 1.27M | && (ABS(i2_mv_y) <= 1)); |
333 | 1.61M | u1_colz |= (u1_packed_mb_sub_mb_mode << 6); |
334 | 1.61M | } |
335 | 1.61M | ps_mv = ps_mv_nmb_start + u4_sub_mb_num; |
336 | 1.61M | ih264d_rep_mv_colz(ps_dec, &s_temp_mv_pred, ps_mv, u4_sub_mb_num, u1_colz, |
337 | 1.61M | u1_mb_partw, u1_mb_partw); |
338 | 1.61M | if(u1_wd_x == MB_SIZE) |
339 | 1.60M | ps_dec->u1_currB_type = 0; |
340 | | |
341 | | |
342 | | |
343 | 1.61M | return OK; |
344 | 1.61M | } |
345 | | /***************************************************************************/ |
346 | | /* If present MB is 16x16 and the partition of colocated Mb is >= PRED_8x8 */ |
347 | | /* i.e 8x8 or less than 8x8 partitions then set up DMA for (0,0) and */ |
348 | | /* spatially predicted motion vector and do the multiplexing after */ |
349 | | /* motion compensation */ |
350 | | /***************************************************************************/ |
351 | | |
352 | | |
353 | 53.0k | if((u1_wd_x == MB_SIZE) && (s_mvdirect.i1_num_partitions > 2)) |
354 | 4.68k | { |
355 | 4.68k | ps_cur_mb_info->u1_Mux = 1; |
356 | 4.68k | if(i1_ref_frame0 >= 0) |
357 | 3.47k | { |
358 | | |
359 | 3.47k | { |
360 | 3.47k | pred_info_pkd_t *ps_pred_pkd; |
361 | 3.47k | WORD8 i1_ref_idx= 0; |
362 | | |
363 | 3.47k | ps_pred_pkd = ps_dec->ps_pred_pkd + ps_dec->u4_pred_info_pkd_idx; |
364 | 3.47k | ih264d_fill_pred_info(&(i2_spat_pred_mv[0]),4,4,0,i1_pred, |
365 | 3.47k | ps_pred_pkd,ps_pic_buff0->u1_pic_buf_id,i1_ref_idx,pui32_weight_ofsts, |
366 | 3.47k | ps_pic_buff0->u1_pic_type); |
367 | 3.47k | ps_dec->u4_pred_info_pkd_idx++; |
368 | 3.47k | ps_cur_mb_info->u1_num_pred_parts++; |
369 | | |
370 | | |
371 | 3.47k | } |
372 | | |
373 | | /****** (0,0) Motion vectors DMA *****/ |
374 | 3.47k | { |
375 | 3.47k | pred_info_pkd_t *ps_pred_pkd; |
376 | 3.47k | WORD16 i2_mv[2]; |
377 | 3.47k | WORD8 i1_ref_idx= 0; |
378 | | |
379 | 3.47k | i2_mv[0] = 0; |
380 | 3.47k | i2_mv[1] = 0; |
381 | | |
382 | 3.47k | ps_pred_pkd = ps_dec->ps_pred_pkd + ps_dec->u4_pred_info_pkd_idx; |
383 | 3.47k | ih264d_fill_pred_info(i2_mv,4,4,0,i1_pred, |
384 | 3.47k | ps_pred_pkd,ps_pic_buff0->u1_pic_buf_id,i1_ref_idx,pui32_weight_ofsts, |
385 | 3.47k | ps_pic_buff0->u1_pic_type); |
386 | 3.47k | ps_dec->u4_pred_info_pkd_idx++; |
387 | 3.47k | ps_cur_mb_info->u1_num_pred_parts++; |
388 | | |
389 | | |
390 | 3.47k | } |
391 | 3.47k | } |
392 | 4.68k | if(i1_ref_frame1 >= 0) |
393 | 3.61k | { |
394 | 3.61k | { |
395 | 3.61k | pred_info_pkd_t *ps_pred_pkd; |
396 | 3.61k | WORD16 i2_mv[2]; |
397 | 3.61k | WORD8 i1_ref_idx= 0; |
398 | | |
399 | 3.61k | ps_pred_pkd = ps_dec->ps_pred_pkd + ps_dec->u4_pred_info_pkd_idx; |
400 | 3.61k | ih264d_fill_pred_info(&(i2_spat_pred_mv[2]),4,4,0,i1_pred, |
401 | 3.61k | ps_pred_pkd,ps_pic_buff1->u1_pic_buf_id,i1_ref_idx,pui32_weight_ofsts, |
402 | 3.61k | ps_pic_buff1->u1_pic_type); |
403 | 3.61k | ps_dec->u4_pred_info_pkd_idx++; |
404 | 3.61k | ps_cur_mb_info->u1_num_pred_parts++; |
405 | | |
406 | | |
407 | 3.61k | } |
408 | | |
409 | | /****** (0,0) Motion vectors DMA *****/ |
410 | | |
411 | 3.61k | { |
412 | 3.61k | pred_info_pkd_t *ps_pred_pkd; |
413 | 3.61k | WORD16 i2_mv[2]; |
414 | 3.61k | WORD8 i1_ref_idx= 0; |
415 | | |
416 | 3.61k | i2_mv[0] = 0; |
417 | 3.61k | i2_mv[1] = 0; |
418 | | |
419 | 3.61k | ps_pred_pkd = ps_dec->ps_pred_pkd + ps_dec->u4_pred_info_pkd_idx; |
420 | 3.61k | ih264d_fill_pred_info(i2_mv,4,4,0,i1_pred, |
421 | 3.61k | ps_pred_pkd,ps_pic_buff1->u1_pic_buf_id,i1_ref_idx,pui32_weight_ofsts, |
422 | 3.61k | ps_pic_buff1->u1_pic_type); |
423 | 3.61k | ps_dec->u4_pred_info_pkd_idx++; |
424 | 3.61k | ps_cur_mb_info->u1_num_pred_parts++; |
425 | | |
426 | | |
427 | 3.61k | } |
428 | 3.61k | } |
429 | 4.68k | } |
430 | | |
431 | | /*u1_col = *(ps_col_pic->pu1_col_zero_flag + s_mvdirect.i4_mv_indices[0]); |
432 | | u1_col &= 1; |
433 | | u1_init = 0;*/ |
434 | | |
435 | 152k | for(i = 0; i < s_mvdirect.i1_num_partitions; i++) |
436 | 99.1k | { |
437 | 99.1k | partition_size = s_mvdirect.i1_partitionsize[i]; |
438 | 99.1k | u4_sub_mb_num = s_mvdirect.i1_submb_num[i]; |
439 | | |
440 | 99.1k | sub_partition = partition_size >> 2; |
441 | 99.1k | partition_size &= 0x3; |
442 | 99.1k | u1_mb_partw = pu1_mb_partw[partition_size]; |
443 | 99.1k | u1_mb_parth = pu1_mb_parth[partition_size]; |
444 | 99.1k | u2_mask = mask_table[partition_size]; |
445 | 99.1k | if(sub_partition != 0) |
446 | 12.7k | { |
447 | 12.7k | u1_mb_partw >>= 1; |
448 | 12.7k | u1_mb_parth >>= 1; |
449 | 12.7k | u2_mask = sub_mask_table[partition_size]; |
450 | 12.7k | } |
451 | | |
452 | 99.1k | u1_col_zero_flag = *(ps_col_pic->pu1_col_zero_flag |
453 | 99.1k | + s_mvdirect.i4_mv_indices[i]); |
454 | 99.1k | u1_col_zero_flag = u1_col_zero_flag & 0x01; |
455 | | |
456 | | /*if(u1_col != u1_col_zero_flag) |
457 | | u1_init = 1;*/ |
458 | | |
459 | 99.1k | if(u1_zero_pred_cond_f || ((i1_ref_frame0 == 0) && (u1_col_zero_flag == 1))) |
460 | 80.9k | { |
461 | 80.9k | pi2_final_mv0 = &i2_def_mv[0]; |
462 | 80.9k | ui2_mask_fwd |= (u2_mask << u4_sub_mb_num); |
463 | 80.9k | } |
464 | 18.1k | else |
465 | 18.1k | pi2_final_mv0 = &i2_spat_pred_mv[0]; |
466 | | |
467 | 99.1k | if(u1_zero_pred_cond_b || ((i1_ref_frame1 == 0) && (u1_col_zero_flag == 1))) |
468 | 80.2k | { |
469 | 80.2k | pi2_final_mv1 = &i2_def_mv[0]; |
470 | 80.2k | ui2_mask_bwd |= (u2_mask << u4_sub_mb_num); |
471 | 80.2k | } |
472 | 18.8k | else |
473 | 18.8k | pi2_final_mv1 = &i2_spat_pred_mv[2]; |
474 | | |
475 | 99.1k | if(ps_cur_mb_info->u1_Mux != 1) |
476 | 74.1k | { |
477 | | /*u1_sub_mb_x = u4_sub_mb_num & 0x03; |
478 | | uc_sub_mb_y = (u4_sub_mb_num >> 2);*/ |
479 | 74.1k | if(i1_ref_frame0 >= 0) |
480 | 67.4k | { |
481 | | |
482 | 67.4k | { |
483 | 67.4k | pred_info_pkd_t *ps_pred_pkd; |
484 | 67.4k | WORD8 i1_ref_idx= 0; |
485 | | |
486 | 67.4k | ps_pred_pkd = ps_dec->ps_pred_pkd + ps_dec->u4_pred_info_pkd_idx; |
487 | 67.4k | ih264d_fill_pred_info(pi2_final_mv0,u1_mb_partw,u1_mb_parth,u4_sub_mb_num,i1_pred, |
488 | 67.4k | ps_pred_pkd,ps_pic_buff0->u1_pic_buf_id,i1_ref_idx,pui32_weight_ofsts, |
489 | 67.4k | ps_pic_buff0->u1_pic_type); |
490 | 67.4k | ps_dec->u4_pred_info_pkd_idx++; |
491 | 67.4k | ps_cur_mb_info->u1_num_pred_parts++; |
492 | | |
493 | | |
494 | 67.4k | } |
495 | | |
496 | 67.4k | } |
497 | | |
498 | 74.1k | if(i1_ref_frame1 >= 0) |
499 | 71.3k | { |
500 | 71.3k | { |
501 | 71.3k | pred_info_pkd_t *ps_pred_pkd; |
502 | 71.3k | WORD8 i1_ref_idx= 0; |
503 | | |
504 | 71.3k | ps_pred_pkd = ps_dec->ps_pred_pkd + ps_dec->u4_pred_info_pkd_idx; |
505 | 71.3k | ih264d_fill_pred_info(pi2_final_mv1,u1_mb_partw,u1_mb_parth,u4_sub_mb_num,i1_pred, |
506 | 71.3k | ps_pred_pkd,ps_pic_buff1->u1_pic_buf_id,i1_ref_idx,pui32_weight_ofsts, |
507 | 71.3k | ps_pic_buff1->u1_pic_type); |
508 | 71.3k | ps_dec->u4_pred_info_pkd_idx++; |
509 | 71.3k | ps_cur_mb_info->u1_num_pred_parts++; |
510 | | |
511 | | |
512 | 71.3k | } |
513 | 71.3k | } |
514 | 74.1k | } |
515 | | |
516 | | /* Replication optimisation */ |
517 | 99.1k | s_temp_mv_pred.i2_mv[0] = pi2_final_mv0[0]; |
518 | 99.1k | s_temp_mv_pred.i2_mv[1] = pi2_final_mv0[1]; |
519 | 99.1k | s_temp_mv_pred.i2_mv[2] = pi2_final_mv1[0]; |
520 | 99.1k | s_temp_mv_pred.i2_mv[3] = pi2_final_mv1[1]; |
521 | | |
522 | | /* Calculating colocated zero information */ |
523 | 99.1k | { |
524 | 99.1k | WORD16 i2_mv_x = 0, i2_mv_y = 0; |
525 | | /*************************************/ |
526 | | /* If(bit2 and bit3 set) */ |
527 | | /* then */ |
528 | | /* (bit0 and bit1) => submmbmode */ |
529 | | /* (bit2 and bit3) => mbmode */ |
530 | | /* else */ |
531 | | /* (bit0 and bit1) => mbmode */ |
532 | | /*************************************/ |
533 | 99.1k | UWORD8 u1_packed_mb_sub_mb_mode = |
534 | 99.1k | sub_partition ? (s_mvdirect.i1_partitionsize[i]) : ((s_mvdirect.i1_partitionsize[i]) |
535 | 86.3k | << 2); |
536 | | |
537 | 99.1k | if(i1_ref_frame0 >= 0) |
538 | 86.7k | { |
539 | 86.7k | i2_mv_x = pi2_final_mv0[0]; |
540 | 86.7k | i2_mv_y = pi2_final_mv0[1]; |
541 | 86.7k | } |
542 | 12.4k | else |
543 | 12.4k | { |
544 | 12.4k | i2_mv_x = pi2_final_mv1[0]; |
545 | 12.4k | i2_mv_y = pi2_final_mv1[1]; |
546 | 12.4k | } |
547 | | |
548 | 99.1k | u1_colz = (ps_cur_mb_info->u1_mb_field_decodingflag << 1) |
549 | 99.1k | | ((u1_final_ref_idx == 0) && (ABS(i2_mv_x) <= 1) |
550 | 92.2k | && (ABS(i2_mv_y) <= 1)); |
551 | 99.1k | u1_colz |= (u1_packed_mb_sub_mb_mode << 4); |
552 | 99.1k | } |
553 | 99.1k | ps_mv = ps_mv_nmb_start + u4_sub_mb_num; |
554 | 99.1k | ih264d_rep_mv_colz(ps_dec, &s_temp_mv_pred, ps_mv, u4_sub_mb_num, u1_colz, |
555 | 99.1k | u1_mb_parth, u1_mb_partw); |
556 | 99.1k | } |
557 | 53.0k | i = 0; |
558 | 53.0k | if(i1_ref_frame0 >= 0) |
559 | 48.3k | ps_cur_mb_info->u2_mask[i++] = ui2_mask_fwd; |
560 | 53.0k | if(i1_ref_frame1 >= 0) |
561 | 50.4k | ps_cur_mb_info->u2_mask[i] = ui2_mask_bwd; |
562 | | |
563 | | /*if(u1_init) |
564 | | H264_DEC_DEBUG_PRINT("hit\n"); |
565 | | else |
566 | | H264_DEC_DEBUG_PRINT("miss\n");*/ |
567 | | |
568 | 53.0k | return OK; |
569 | 1.66M | } |
570 | | |
571 | | /*! |
572 | | ************************************************************************** |
573 | | * \if Function name : ih264d_decode_temporal_direct \endif |
574 | | * |
575 | | * \brief |
576 | | * Decodes temporal direct mode. |
577 | | * |
578 | | * \return |
579 | | * None. |
580 | | * |
581 | | ************************************************************************** |
582 | | */ |
583 | | WORD32 ih264d_decode_temporal_direct(dec_struct_t * ps_dec, |
584 | | UWORD8 u1_wd_x, |
585 | | dec_mb_info_t * ps_cur_mb_info, |
586 | | UWORD32 u4_mb_num) |
587 | 4.16M | { |
588 | 4.16M | struct pic_buffer_t *ps_pic_buff0, *ps_pic_buff1, *ps_col_pic; |
589 | 4.16M | mv_pred_t *ps_mv, s_temp_mv_pred; |
590 | 4.16M | UWORD32 u4_sub_mb_num; |
591 | 4.16M | UWORD8 u1_mbaff = ps_dec->ps_cur_slice->u1_mbaff_frame_flag; |
592 | 4.16M | WORD16 i2_mv_x0, i2_mv_y0, i2_mv_x1, i2_mv_y1; |
593 | 4.16M | UWORD8 u1_mb_partw, u1_mb_parth; |
594 | 4.16M | UWORD8 i, partition_size, sub_partition; |
595 | 4.16M | UWORD32 *pui32_weight_ofsts = NULL; |
596 | 4.16M | directmv_t s_mvdirect; |
597 | 4.16M | const UWORD8 *pu1_mb_parth = (const UWORD8 *)gau1_ih264d_mb_parth; |
598 | 4.16M | const UWORD8 *pu1_mb_partw = (const UWORD8 *)gau1_ih264d_mb_partw; |
599 | 4.16M | WORD8 c_refFrm0, c_refFrm1; |
600 | 4.16M | UWORD8 u1_ref_idx0, u1_is_cur_mb_fld; |
601 | 4.16M | WORD32 pic0_poc, pic1_poc, cur_poc; |
602 | 4.16M | WORD32 ret = 0; |
603 | | |
604 | 4.16M | u1_is_cur_mb_fld = ps_cur_mb_info->u1_mb_field_decodingflag; |
605 | 4.16M | ps_pic_buff1 = ps_dec->ps_ref_pic_buf_lx[1][0]; |
606 | | |
607 | | /**********************************************************************/ |
608 | | /* Call the function which gets the number of partitions and */ |
609 | | /* partition info of colocated Mb */ |
610 | | /**********************************************************************/ |
611 | 4.16M | ps_dec->pf_parse_mvdirect(ps_dec, ps_dec->ps_col_pic, &s_mvdirect, u1_wd_x, |
612 | 4.16M | ps_dec->i4_submb_ofst, ps_cur_mb_info); |
613 | 4.16M | ps_col_pic = ps_dec->ps_col_pic; |
614 | | |
615 | 8.36M | for(i = 0; i < s_mvdirect.i1_num_partitions; i++) |
616 | 4.19M | { |
617 | 4.19M | UWORD8 u1_colz; |
618 | 4.19M | partition_size = s_mvdirect.i1_partitionsize[i]; |
619 | 4.19M | u4_sub_mb_num = s_mvdirect.i1_submb_num[i]; |
620 | 4.19M | ps_mv = ps_col_pic->ps_mv + s_mvdirect.i4_mv_indices[i]; |
621 | | |
622 | | /* This should be removed to catch unitialized memory read */ |
623 | 4.19M | u1_ref_idx0 = 0; |
624 | | |
625 | 4.19M | sub_partition = partition_size >> 2; |
626 | 4.19M | partition_size &= 0x3; |
627 | 4.19M | u1_mb_partw = pu1_mb_partw[partition_size]; |
628 | 4.19M | u1_mb_parth = pu1_mb_parth[partition_size]; |
629 | 4.19M | if(sub_partition != 0) |
630 | 18.2k | { |
631 | 18.2k | u1_mb_partw >>= 1; |
632 | 18.2k | u1_mb_parth >>= 1; |
633 | 18.2k | } |
634 | 4.19M | c_refFrm0 = ps_mv->i1_ref_frame[0]; |
635 | 4.19M | c_refFrm1 = ps_mv->i1_ref_frame[1]; |
636 | | |
637 | 4.19M | if((c_refFrm0 == -1) && (c_refFrm1 == -1)) |
638 | 25.9k | { |
639 | 25.9k | u1_ref_idx0 = 0; |
640 | 25.9k | ps_pic_buff0 = ps_dec->ps_ref_pic_buf_lx[0][0]; |
641 | 25.9k | if(u1_mbaff && u1_is_cur_mb_fld) |
642 | 1 | { |
643 | 1 | if(ps_cur_mb_info->u1_topmb) |
644 | 0 | { |
645 | 0 | pic0_poc = ps_pic_buff0->i4_top_field_order_cnt; |
646 | 0 | pic1_poc = ps_pic_buff1->i4_top_field_order_cnt; |
647 | 0 | cur_poc = ps_dec->ps_cur_pic->i4_top_field_order_cnt; |
648 | 0 | } |
649 | 1 | else |
650 | 1 | { |
651 | 1 | pic1_poc = ps_pic_buff1->i4_bottom_field_order_cnt; |
652 | 1 | cur_poc = ps_dec->ps_cur_pic->i4_bottom_field_order_cnt; |
653 | 1 | ps_pic_buff1 = ps_dec->ps_ref_pic_buf_lx[1][MAX_REF_BUFS]; |
654 | 1 | pic0_poc = ps_pic_buff0->i4_bottom_field_order_cnt; |
655 | 1 | ps_pic_buff0 = ps_dec->ps_ref_pic_buf_lx[0][MAX_REF_BUFS]; |
656 | 1 | } |
657 | 1 | } |
658 | 25.9k | else |
659 | 25.9k | { |
660 | 25.9k | pic0_poc = ps_pic_buff0->i4_avg_poc; |
661 | 25.9k | pic1_poc = ps_pic_buff1->i4_avg_poc; |
662 | 25.9k | cur_poc = ps_dec->ps_cur_pic->i4_poc; |
663 | 25.9k | } |
664 | 25.9k | } |
665 | 4.16M | else |
666 | 4.16M | { |
667 | 4.16M | UWORD8 uc_i, u1_num_frw_ref_pics; |
668 | 4.16M | UWORD8 buf_id, u1_pic_type; |
669 | 4.16M | buf_id = ps_mv->u1_col_ref_pic_idx; |
670 | 4.16M | u1_pic_type = ps_mv->u1_pic_type; |
671 | 4.16M | if(ps_dec->ps_cur_slice->u1_field_pic_flag) |
672 | 1.05k | { |
673 | 1.05k | if(s_mvdirect.u1_vert_mv_scale == FRM_TO_FLD) |
674 | 951 | { |
675 | 951 | u1_pic_type = TOP_FLD; |
676 | 951 | if(ps_dec->ps_cur_slice->u1_bottom_field_flag) |
677 | 845 | u1_pic_type = BOT_FLD; |
678 | 951 | } |
679 | 1.05k | } |
680 | 4.16M | u1_num_frw_ref_pics = |
681 | 4.16M | ps_dec->ps_cur_slice->u1_num_ref_idx_lx_active[0]; |
682 | | |
683 | 8.09M | for(uc_i = 0; uc_i < u1_num_frw_ref_pics; uc_i++) |
684 | 4.25M | { |
685 | 4.25M | if(ps_dec->ps_cur_slice->u1_field_pic_flag) |
686 | 3.08k | { |
687 | 3.08k | if(ps_dec->ps_ref_pic_buf_lx[0][uc_i]->u1_mv_buf_id == buf_id) |
688 | 2.49k | { |
689 | 2.49k | if(ps_dec->ps_ref_pic_buf_lx[0][uc_i]->u1_pic_type |
690 | 2.49k | == u1_pic_type) |
691 | 21 | { |
692 | 21 | u1_ref_idx0 = uc_i; |
693 | 21 | break; |
694 | 21 | } |
695 | 2.49k | } |
696 | 3.08k | } |
697 | 4.25M | else |
698 | 4.25M | { |
699 | 4.25M | if(ps_dec->ps_ref_pic_buf_lx[0][uc_i]->u1_mv_buf_id == buf_id) |
700 | 324k | { |
701 | 324k | u1_ref_idx0 = uc_i; |
702 | 324k | break; |
703 | 324k | } |
704 | 4.25M | } |
705 | 4.25M | } |
706 | | |
707 | 4.16M | ps_pic_buff0 = ps_dec->ps_ref_pic_buf_lx[0][u1_ref_idx0]; |
708 | 4.16M | ps_pic_buff1 = ps_dec->ps_ref_pic_buf_lx[1][0]; |
709 | | |
710 | 4.16M | if(u1_mbaff && u1_is_cur_mb_fld) |
711 | 8.70k | { |
712 | 8.70k | pic0_poc = ps_pic_buff0->i4_top_field_order_cnt; |
713 | 8.70k | u1_ref_idx0 <<= 1; |
714 | 8.70k | if(s_mvdirect.u1_vert_mv_scale == ONE_TO_ONE) |
715 | 812 | { |
716 | 812 | if(u1_pic_type == BOT_FLD) |
717 | 72 | { |
718 | 72 | pic0_poc = ps_pic_buff0->i4_bottom_field_order_cnt; |
719 | 72 | ps_pic_buff0 = ps_dec->ps_ref_pic_buf_lx[0][(u1_ref_idx0 |
720 | 72 | >> 1) + MAX_REF_BUFS]; |
721 | 72 | if(ps_cur_mb_info->u1_topmb) |
722 | 60 | u1_ref_idx0++; |
723 | 72 | } |
724 | 740 | else |
725 | 740 | { |
726 | 740 | if(1 - ps_cur_mb_info->u1_topmb) |
727 | 429 | u1_ref_idx0++; |
728 | 740 | } |
729 | 812 | } |
730 | 8.70k | if(s_mvdirect.u1_vert_mv_scale == FRM_TO_FLD) |
731 | 7.89k | { |
732 | 7.89k | if(1 - ps_cur_mb_info->u1_topmb) |
733 | 4.08k | { |
734 | 4.08k | pic0_poc = ps_pic_buff0->i4_bottom_field_order_cnt; |
735 | 4.08k | ps_pic_buff0 = ps_dec->ps_ref_pic_buf_lx[0][(u1_ref_idx0 |
736 | 4.08k | >> 1) + MAX_REF_BUFS]; |
737 | 4.08k | } |
738 | 7.89k | } |
739 | 8.70k | if(ps_cur_mb_info->u1_topmb) |
740 | 4.17k | { |
741 | 4.17k | pic1_poc = ps_pic_buff1->i4_top_field_order_cnt; |
742 | 4.17k | cur_poc = ps_dec->ps_cur_pic->i4_top_field_order_cnt; |
743 | 4.17k | } |
744 | 4.52k | else |
745 | 4.52k | { |
746 | 4.52k | pic1_poc = ps_pic_buff1->i4_bottom_field_order_cnt; |
747 | 4.52k | cur_poc = ps_dec->ps_cur_pic->i4_bottom_field_order_cnt; |
748 | 4.52k | ps_pic_buff1 = ps_dec->ps_ref_pic_buf_lx[1][MAX_REF_BUFS]; |
749 | 4.52k | } |
750 | 8.70k | } |
751 | 4.15M | else |
752 | 4.15M | { |
753 | 4.15M | pic0_poc = ps_pic_buff0->i4_avg_poc; |
754 | 4.15M | pic1_poc = ps_pic_buff1->i4_avg_poc; |
755 | 4.15M | cur_poc = ps_dec->ps_cur_pic->i4_poc; |
756 | 4.15M | } |
757 | 4.16M | } |
758 | 4.19M | { |
759 | 4.19M | WORD16 i16_td; |
760 | 4.19M | WORD64 diff; |
761 | 4.19M | if(c_refFrm0 >= 0) |
762 | 4.16M | { |
763 | 4.16M | i2_mv_x0 = ps_mv->i2_mv[0]; |
764 | 4.16M | i2_mv_y0 = ps_mv->i2_mv[1]; |
765 | 4.16M | } |
766 | 29.1k | else if(c_refFrm1 >= 0) |
767 | 3.21k | { |
768 | 3.21k | i2_mv_x0 = ps_mv->i2_mv[2]; |
769 | 3.21k | i2_mv_y0 = ps_mv->i2_mv[3]; |
770 | 3.21k | } |
771 | 25.9k | else |
772 | 25.9k | { |
773 | 25.9k | i2_mv_x0 = 0; |
774 | 25.9k | i2_mv_y0 = 0; |
775 | 25.9k | } |
776 | | /* If FRM_TO_FLD or FLD_TO_FRM scale the "y" component of the colocated Mv*/ |
777 | 4.19M | if(s_mvdirect.u1_vert_mv_scale == FRM_TO_FLD) |
778 | 8.85k | { |
779 | 8.85k | i2_mv_y0 /= 2; |
780 | 8.85k | } |
781 | 4.18M | else if(s_mvdirect.u1_vert_mv_scale == FLD_TO_FRM) |
782 | 9.91k | { |
783 | 9.91k | i2_mv_y0 *= 2; |
784 | 9.91k | } |
785 | | |
786 | 4.19M | diff = (WORD64)pic1_poc - pic0_poc; |
787 | 4.19M | i16_td = CLIP_S8(diff); |
788 | 4.19M | if((ps_pic_buff0->u1_is_short == 0) || (i16_td == 0)) |
789 | 4.01M | { |
790 | 4.01M | i2_mv_x1 = 0; |
791 | 4.01M | i2_mv_y1 = 0; |
792 | 4.01M | } |
793 | 182k | else |
794 | 182k | { |
795 | 182k | WORD16 i2_tb, i2_tx, i2_dist_scale_factor, i2_temp; |
796 | | |
797 | 182k | diff = (WORD64)cur_poc - pic0_poc; |
798 | 182k | i2_tb = CLIP_S8(diff); |
799 | | |
800 | 182k | i2_tx = (16384 + ABS(SIGN_POW2_DIV(i16_td, 1))) / i16_td; |
801 | 182k | i2_dist_scale_factor = CLIP_S11( |
802 | 182k | (((i2_tb * i2_tx) + 32) >> 6)); |
803 | 182k | i2_temp = (i2_mv_x0 * i2_dist_scale_factor + 128) >> 8; |
804 | 182k | i2_mv_x1 = i2_temp - i2_mv_x0; |
805 | 182k | i2_mv_x0 = i2_temp; |
806 | | |
807 | 182k | i2_temp = (i2_mv_y0 * i2_dist_scale_factor + 128) >> 8; |
808 | 182k | i2_mv_y1 = i2_temp - i2_mv_y0; |
809 | 182k | i2_mv_y0 = i2_temp; |
810 | 182k | } |
811 | 4.19M | { |
812 | 4.19M | mv_pred_t *ps_mv; |
813 | | |
814 | | /*u1_sub_mb_x = u4_sub_mb_num & 0x03; |
815 | | uc_sub_mb_y = u4_sub_mb_num >> 2;*/ |
816 | 4.19M | if(ps_dec->ps_cur_pps->u1_wted_bipred_idc) |
817 | 3.99M | { |
818 | 3.99M | UWORD8 u1_idx = |
819 | 3.99M | u1_ref_idx0 |
820 | 3.99M | * ps_dec->ps_cur_slice->u1_num_ref_idx_lx_active[1]; |
821 | 3.99M | UWORD8 u1_scale_ref = u1_mbaff && u1_is_cur_mb_fld; |
822 | 3.99M | if(u1_scale_ref) |
823 | 7.27k | u1_idx >>= 1; |
824 | 3.99M | pui32_weight_ofsts = (UWORD32*)&ps_dec->pu4_wt_ofsts[2 |
825 | 3.99M | * X3(u1_idx)]; |
826 | 3.99M | if(u1_scale_ref |
827 | 7.27k | && (ps_dec->ps_cur_pps->u1_wted_bipred_idc |
828 | 7.27k | == 2)) |
829 | 7.27k | { |
830 | 7.27k | WORD16 i2_ref_idx; |
831 | 7.27k | i2_ref_idx = u1_ref_idx0; |
832 | 7.27k | i2_ref_idx *= |
833 | 7.27k | (ps_dec->ps_cur_slice->u1_num_ref_idx_lx_active[1] |
834 | 7.27k | << 1); |
835 | 7.27k | if(!ps_cur_mb_info->u1_topmb) |
836 | 3.79k | i2_ref_idx += |
837 | 3.79k | (ps_dec->ps_cur_slice->u1_num_ref_idx_lx_active[0] |
838 | 3.79k | << 1) |
839 | 3.79k | * (ps_dec->ps_cur_slice->u1_num_ref_idx_lx_active[1] |
840 | 3.79k | << 1); |
841 | 7.27k | pui32_weight_ofsts = |
842 | 7.27k | (UWORD32*)&ps_dec->pu4_mbaff_wt_mat[2 |
843 | 7.27k | * X3(i2_ref_idx)]; |
844 | 7.27k | } |
845 | 3.99M | } |
846 | 4.19M | { |
847 | 4.19M | pred_info_pkd_t *ps_pred_pkd; |
848 | 4.19M | WORD16 i2_mv[2]; |
849 | 4.19M | WORD8 i1_ref_idx= 0; |
850 | | |
851 | 4.19M | i2_mv[0] = i2_mv_x0; |
852 | 4.19M | i2_mv[1] = i2_mv_y0; |
853 | | |
854 | 4.19M | ps_pred_pkd = ps_dec->ps_pred_pkd + ps_dec->u4_pred_info_pkd_idx; |
855 | 4.19M | ih264d_fill_pred_info(i2_mv,u1_mb_partw,u1_mb_parth,u4_sub_mb_num,PRED_L0 | PRED_L1, |
856 | 4.19M | ps_pred_pkd,ps_pic_buff0->u1_pic_buf_id,i1_ref_idx,pui32_weight_ofsts, |
857 | 4.19M | ps_pic_buff0->u1_pic_type); |
858 | 4.19M | ps_dec->u4_pred_info_pkd_idx++; |
859 | 4.19M | ps_cur_mb_info->u1_num_pred_parts++; |
860 | | |
861 | | |
862 | 4.19M | } |
863 | 4.19M | { |
864 | 4.19M | pred_info_pkd_t *ps_pred_pkd; |
865 | 4.19M | WORD16 i2_mv[2]; |
866 | 4.19M | WORD8 i1_ref_idx= 0; |
867 | | |
868 | 4.19M | i2_mv[0] = i2_mv_x1; |
869 | 4.19M | i2_mv[1] = i2_mv_y1; |
870 | | |
871 | 4.19M | ps_pred_pkd = ps_dec->ps_pred_pkd + ps_dec->u4_pred_info_pkd_idx; |
872 | 4.19M | ih264d_fill_pred_info(i2_mv,u1_mb_partw,u1_mb_parth,u4_sub_mb_num,PRED_L0 | PRED_L1, |
873 | 4.19M | ps_pred_pkd,ps_pic_buff1->u1_pic_buf_id,i1_ref_idx,pui32_weight_ofsts, |
874 | 4.19M | ps_pic_buff1->u1_pic_type); |
875 | 4.19M | ps_dec->u4_pred_info_pkd_idx++; |
876 | 4.19M | ps_cur_mb_info->u1_num_pred_parts++; |
877 | | |
878 | | |
879 | 4.19M | } |
880 | | |
881 | | /* Replication optimisation */ |
882 | 4.19M | s_temp_mv_pred.i2_mv[0] = i2_mv_x0; |
883 | 4.19M | s_temp_mv_pred.i2_mv[1] = i2_mv_y0; |
884 | 4.19M | s_temp_mv_pred.i2_mv[2] = i2_mv_x1; |
885 | 4.19M | s_temp_mv_pred.i2_mv[3] = i2_mv_y1; |
886 | 4.19M | s_temp_mv_pred.i1_ref_frame[0] = u1_ref_idx0; |
887 | 4.19M | s_temp_mv_pred.i1_ref_frame[1] = 0; |
888 | 4.19M | s_temp_mv_pred.u1_col_ref_pic_idx = ps_pic_buff0->u1_mv_buf_id; |
889 | 4.19M | s_temp_mv_pred.u1_pic_type = ps_pic_buff0->u1_pic_type; |
890 | 4.19M | ps_mv = ps_dec->ps_mv_cur + (u4_mb_num << 4) + u4_sub_mb_num; |
891 | | |
892 | 4.19M | { |
893 | 4.19M | WORD16 i2_mv_x = 0, i2_mv_y = 0; |
894 | 4.19M | UWORD8 u1_packed_mb_sub_mb_mode = |
895 | 4.19M | sub_partition ? (s_mvdirect.i1_partitionsize[i]) : ((s_mvdirect.i1_partitionsize[i]) |
896 | 4.17M | << 2); |
897 | | |
898 | 4.19M | if(c_refFrm0 >= 0) |
899 | 4.16M | { |
900 | 4.16M | i2_mv_x = i2_mv_x0; |
901 | 4.16M | i2_mv_y = i2_mv_y0; |
902 | 4.16M | } |
903 | 29.1k | else |
904 | 29.1k | { |
905 | 29.1k | i2_mv_x = i2_mv_x1; |
906 | 29.1k | i2_mv_y = i2_mv_y1; |
907 | 29.1k | } |
908 | | |
909 | 4.19M | u1_colz = |
910 | 4.19M | (ps_cur_mb_info->u1_mb_field_decodingflag << 1) |
911 | 4.19M | | ((u1_ref_idx0 == 0) |
912 | 4.13M | && (ABS(i2_mv_x) |
913 | 4.13M | <= 1) |
914 | 4.11M | && (ABS(i2_mv_y) |
915 | 4.11M | <= 1)); |
916 | 4.19M | u1_colz |= (u1_packed_mb_sub_mb_mode << 4); |
917 | 4.19M | } |
918 | 4.19M | ih264d_rep_mv_colz(ps_dec, &s_temp_mv_pred, ps_mv, u4_sub_mb_num, |
919 | 4.19M | u1_colz, u1_mb_parth, u1_mb_partw); |
920 | 4.19M | } |
921 | 4.19M | } |
922 | 4.19M | } |
923 | | /* return value set to UWORD8 to make it homogeneous */ |
924 | | /* with decodespatialdirect */ |
925 | 4.16M | return OK; |
926 | 4.16M | } |
927 | | |
928 | | void ih264d_convert_frm_to_fld_list(struct pic_buffer_t *ps_ref_pic_buf_lx, |
929 | | UWORD8 *pu1_L0, |
930 | | dec_struct_t *ps_dec, |
931 | | UWORD8 u1_num_short_term_bufs) |
932 | 5.30k | { |
933 | 5.30k | UWORD8 uc_count = *pu1_L0, i, uc_l1, uc_lx, j; |
934 | 5.30k | struct pic_buffer_t *ps_ref_lx[2], *ps_ref_pic_lx; |
935 | 5.30k | UWORD8 u1_bottom_field_flag; |
936 | 5.30k | dec_slice_params_t *ps_cur_slice; |
937 | 5.30k | UWORD8 u1_ref[2], u1_fld[2], u1_same_fld, u1_op_fld; |
938 | 5.30k | UWORD32 ui_half_num_of_sub_mbs; |
939 | | |
940 | 5.30k | uc_l1 = 0; |
941 | 5.30k | uc_lx = 0; |
942 | 5.30k | ps_cur_slice = ps_dec->ps_cur_slice; |
943 | 5.30k | ps_ref_pic_lx = ps_ref_pic_buf_lx - MAX_REF_BUFS; |
944 | 5.30k | ps_ref_lx[0] = ps_ref_pic_buf_lx; |
945 | 5.30k | ps_ref_lx[1] = ps_ref_pic_buf_lx; |
946 | 5.30k | u1_bottom_field_flag = ps_cur_slice->u1_bottom_field_flag; |
947 | 5.30k | ui_half_num_of_sub_mbs = ((ps_dec->u2_pic_ht * ps_dec->u2_pic_wd) >> 5); |
948 | 5.30k | if(u1_bottom_field_flag) |
949 | 679 | { |
950 | 679 | u1_ref[0] = BOT_REF; |
951 | 679 | u1_ref[1] = TOP_REF; |
952 | 679 | u1_fld[0] = BOT_FLD; |
953 | 679 | u1_fld[1] = TOP_FLD; |
954 | 679 | u1_same_fld = BOT_FLD; |
955 | 679 | u1_op_fld = TOP_FLD; |
956 | 679 | } |
957 | 4.62k | else |
958 | 4.62k | { |
959 | 4.62k | u1_ref[0] = TOP_REF; |
960 | 4.62k | u1_ref[1] = BOT_REF; |
961 | 4.62k | u1_fld[0] = TOP_FLD; |
962 | 4.62k | u1_fld[1] = BOT_FLD; |
963 | 4.62k | u1_same_fld = TOP_FLD; |
964 | 4.62k | u1_op_fld = BOT_FLD; |
965 | 4.62k | } |
966 | | |
967 | | /* Create the field list starting with all the short term */ |
968 | | /* frames followed by all the long term frames. No long term */ |
969 | | /* reference field should have a list idx less than a short */ |
970 | | /* term reference field during initiailization. */ |
971 | | |
972 | 15.9k | for(j = 0; j < 2; j++) |
973 | 10.6k | { |
974 | 10.6k | i = ((j == 0) ? 0 : u1_num_short_term_bufs); |
975 | 10.6k | uc_count = ((j == 0) ? u1_num_short_term_bufs : *pu1_L0); |
976 | 24.2k | for(; i < uc_count; i++, ps_ref_lx[0]++) |
977 | 13.6k | { |
978 | | /* Search field of same parity in Frame list */ |
979 | 13.6k | if((ps_ref_lx[0]->u1_pic_type & u1_ref[0])) // || ((ps_ref_lx[0]->u1_picturetype & 0x3) == 0)) |
980 | 6.01k | { |
981 | | /* Insert PIC of same parity in RefPicList */ |
982 | 6.01k | ih264d_insert_pic_in_ref_pic_listx(ps_ref_pic_lx, ps_ref_lx[0]); |
983 | 6.01k | ps_ref_pic_lx->i4_pic_num = (ps_ref_pic_lx->i4_pic_num * 2 + 1); |
984 | 6.01k | ps_ref_pic_lx->u1_long_term_pic_num = |
985 | 6.01k | (ps_ref_pic_lx->u1_long_term_frm_idx * 2 + 1); |
986 | 6.01k | ps_ref_pic_lx->u1_pic_type = u1_same_fld; |
987 | 6.01k | if(u1_fld[0] & BOT_FLD) |
988 | 586 | { |
989 | 586 | ps_ref_pic_lx->u1_pic_type = BOT_FLD; |
990 | 586 | ps_ref_pic_lx->pu1_buf1 += ps_ref_pic_lx->u2_frm_wd_y; |
991 | 586 | ps_ref_pic_lx->pu1_buf2 += ps_ref_pic_lx->u2_frm_wd_uv; |
992 | 586 | ps_ref_pic_lx->pu1_buf3 += ps_ref_pic_lx->u2_frm_wd_uv; |
993 | 586 | if(ps_ref_pic_lx->u1_picturetype & 0x3) |
994 | 316 | { |
995 | 316 | ps_ref_pic_lx->pu1_col_zero_flag += ui_half_num_of_sub_mbs; |
996 | 316 | ps_ref_pic_lx->ps_mv += ui_half_num_of_sub_mbs; |
997 | 316 | } |
998 | 586 | ps_ref_pic_lx->i4_poc = |
999 | 586 | ps_ref_pic_lx->i4_bottom_field_order_cnt; |
1000 | 586 | ps_ref_pic_lx->i4_avg_poc = |
1001 | 586 | ps_ref_pic_lx->i4_bottom_field_order_cnt; |
1002 | 586 | } |
1003 | 5.42k | else |
1004 | 5.42k | { |
1005 | 5.42k | ps_ref_pic_lx->u1_pic_type = TOP_FLD; |
1006 | 5.42k | ps_ref_pic_lx->i4_poc = ps_ref_pic_lx->i4_top_field_order_cnt; |
1007 | 5.42k | ps_ref_pic_lx->i4_avg_poc = |
1008 | 5.42k | ps_ref_pic_lx->i4_top_field_order_cnt; |
1009 | 5.42k | } |
1010 | | |
1011 | 6.01k | ps_ref_pic_lx++; |
1012 | 6.01k | uc_lx++; |
1013 | | /* Find field of opposite parity */ |
1014 | 6.01k | if(uc_l1 < uc_count && ps_ref_lx[1]) |
1015 | 5.83k | { |
1016 | 7.30k | while(!(ps_ref_lx[1]->u1_pic_type & u1_ref[1])) |
1017 | 1.89k | { |
1018 | 1.89k | ps_ref_lx[1]++; |
1019 | 1.89k | uc_l1++; |
1020 | 1.89k | if(uc_l1 >= uc_count) |
1021 | 419 | ps_ref_lx[1] = 0; |
1022 | 1.89k | if(!ps_ref_lx[1]) |
1023 | 419 | break; |
1024 | 1.89k | } |
1025 | | |
1026 | 5.83k | if(ps_ref_lx[1]) |
1027 | 5.41k | { |
1028 | 5.41k | uc_l1++; |
1029 | 5.41k | ih264d_insert_pic_in_ref_pic_listx(ps_ref_pic_lx, |
1030 | 5.41k | ps_ref_lx[1]); |
1031 | 5.41k | ps_ref_pic_lx->u1_pic_type = u1_op_fld; |
1032 | 5.41k | ps_ref_pic_lx->i4_pic_num = (ps_ref_pic_lx->i4_pic_num * 2); |
1033 | 5.41k | ps_ref_pic_lx->u1_long_term_pic_num = |
1034 | 5.41k | (ps_ref_pic_lx->u1_long_term_frm_idx * 2); |
1035 | 5.41k | if(u1_fld[1] & BOT_FLD) |
1036 | 5.01k | { |
1037 | 5.01k | ps_ref_pic_lx->u1_pic_type = BOT_FLD; |
1038 | 5.01k | ps_ref_pic_lx->pu1_buf1 += ps_ref_pic_lx->u2_frm_wd_y; |
1039 | 5.01k | ps_ref_pic_lx->pu1_buf2 += ps_ref_pic_lx->u2_frm_wd_uv; |
1040 | 5.01k | ps_ref_pic_lx->pu1_buf3 += ps_ref_pic_lx->u2_frm_wd_uv; |
1041 | 5.01k | if(ps_ref_pic_lx->u1_picturetype & 0x3) |
1042 | 3.47k | { |
1043 | 3.47k | ps_ref_pic_lx->pu1_col_zero_flag += |
1044 | 3.47k | ui_half_num_of_sub_mbs; |
1045 | 3.47k | ps_ref_pic_lx->ps_mv += ui_half_num_of_sub_mbs; |
1046 | 3.47k | } |
1047 | 5.01k | ps_ref_pic_lx->i4_poc = |
1048 | 5.01k | ps_ref_pic_lx->i4_bottom_field_order_cnt; |
1049 | 5.01k | ps_ref_pic_lx->i4_avg_poc = |
1050 | 5.01k | ps_ref_pic_lx->i4_bottom_field_order_cnt; |
1051 | 5.01k | } |
1052 | 393 | else |
1053 | 393 | { |
1054 | 393 | ps_ref_pic_lx->u1_pic_type = TOP_FLD; |
1055 | 393 | ps_ref_pic_lx->i4_poc = |
1056 | 393 | ps_ref_pic_lx->i4_top_field_order_cnt; |
1057 | 393 | ps_ref_pic_lx->i4_avg_poc = |
1058 | 393 | ps_ref_pic_lx->i4_top_field_order_cnt; |
1059 | 393 | } |
1060 | 5.41k | ps_ref_pic_lx++; |
1061 | 5.41k | uc_lx++; |
1062 | 5.41k | ps_ref_lx[1]++; |
1063 | 5.41k | } |
1064 | 5.83k | } |
1065 | 6.01k | } |
1066 | 13.6k | } |
1067 | | |
1068 | | /* Same parity fields are over, now insert left over opposite parity fields */ |
1069 | | /** Added if(ps_ref_lx[1]) for error checks */ |
1070 | 10.6k | if(ps_ref_lx[1]) |
1071 | 9.76k | { |
1072 | 16.1k | for(; uc_l1 < uc_count; uc_l1++) |
1073 | 6.35k | { |
1074 | 6.35k | if(ps_ref_lx[1]->u1_pic_type & u1_ref[1]) |
1075 | 4.91k | { |
1076 | | /* Insert PIC of opposite parity in RefPicList */ |
1077 | 4.91k | ih264d_insert_pic_in_ref_pic_listx(ps_ref_pic_lx, |
1078 | 4.91k | ps_ref_lx[1]); |
1079 | 4.91k | ps_ref_pic_lx->u1_pic_type = u1_op_fld; |
1080 | 4.91k | ps_ref_pic_lx->i4_pic_num = (ps_ref_pic_lx->i4_pic_num * 2); |
1081 | 4.91k | ps_ref_pic_lx->u1_long_term_pic_num = |
1082 | 4.91k | (ps_ref_pic_lx->u1_long_term_frm_idx * 2); |
1083 | 4.91k | if(u1_op_fld == BOT_FLD) |
1084 | 4.90k | { |
1085 | 4.90k | ps_ref_pic_lx->u1_pic_type = BOT_FLD; |
1086 | 4.90k | ps_ref_pic_lx->pu1_buf1 += ps_ref_pic_lx->u2_frm_wd_y; |
1087 | 4.90k | ps_ref_pic_lx->pu1_buf2 += ps_ref_pic_lx->u2_frm_wd_uv; |
1088 | 4.90k | ps_ref_pic_lx->pu1_buf3 += ps_ref_pic_lx->u2_frm_wd_uv; |
1089 | 4.90k | if(ps_ref_pic_lx->u1_picturetype & 0x3) |
1090 | 3.02k | { |
1091 | 3.02k | ps_ref_pic_lx->pu1_col_zero_flag += |
1092 | 3.02k | ui_half_num_of_sub_mbs; |
1093 | 3.02k | ps_ref_pic_lx->ps_mv += ui_half_num_of_sub_mbs; |
1094 | 3.02k | } |
1095 | 4.90k | ps_ref_pic_lx->i4_poc = |
1096 | 4.90k | ps_ref_pic_lx->i4_bottom_field_order_cnt; |
1097 | 4.90k | ps_ref_pic_lx->i4_avg_poc = |
1098 | 4.90k | ps_ref_pic_lx->i4_bottom_field_order_cnt; |
1099 | 4.90k | } |
1100 | 8 | else |
1101 | 8 | { |
1102 | 8 | ps_ref_pic_lx->i4_poc = |
1103 | 8 | ps_ref_pic_lx->i4_top_field_order_cnt; |
1104 | 8 | ps_ref_pic_lx->i4_avg_poc = |
1105 | 8 | ps_ref_pic_lx->i4_top_field_order_cnt; |
1106 | 8 | } |
1107 | 4.91k | ps_ref_pic_lx++; |
1108 | 4.91k | uc_lx++; |
1109 | 4.91k | ps_ref_lx[1]++; |
1110 | 4.91k | } |
1111 | 6.35k | } |
1112 | 9.76k | } |
1113 | 10.6k | } |
1114 | 5.30k | *pu1_L0 = uc_lx; |
1115 | 5.30k | } |
1116 | | |
1117 | | void ih264d_convert_frm_mbaff_list(dec_struct_t *ps_dec) |
1118 | 1.35k | { |
1119 | 1.35k | struct pic_buffer_t **ps_ref_pic_lx; |
1120 | 1.35k | UWORD8 u1_max_ref_idx, idx; |
1121 | 1.35k | UWORD16 u2_frm_wd_y, u2_frm_wd_uv; |
1122 | 1.35k | struct pic_buffer_t **ps_ref_pic_buf_lx; |
1123 | 1.35k | UWORD32 u4_half_num_of_sub_mbs = ((ps_dec->u2_pic_ht * ps_dec->u2_pic_wd) >> 5); |
1124 | | |
1125 | 1.35k | ps_ref_pic_buf_lx = ps_dec->ps_ref_pic_buf_lx[0]; |
1126 | 1.35k | ps_ref_pic_lx = ps_dec->ps_ref_pic_buf_lx[0]; |
1127 | 1.35k | u1_max_ref_idx = ps_dec->ps_cur_slice->u1_num_ref_idx_lx_active[0]; |
1128 | 9.23k | for(idx = 0; idx < u1_max_ref_idx; idx++) |
1129 | 7.87k | { |
1130 | 7.87k | ps_ref_pic_lx[idx]->u1_pic_type = TOP_FLD; |
1131 | 7.87k | ps_ref_pic_lx[idx]->i4_poc = ps_ref_pic_lx[idx]->i4_top_field_order_cnt; |
1132 | | |
1133 | 7.87k | } |
1134 | 1.35k | u2_frm_wd_y = ps_dec->u2_frm_wd_y; |
1135 | 1.35k | u2_frm_wd_uv = ps_dec->u2_frm_wd_uv; |
1136 | | |
1137 | 9.23k | for(idx = 0; idx < u1_max_ref_idx; idx++) |
1138 | 7.87k | { |
1139 | 7.87k | *ps_ref_pic_lx[idx + MAX_REF_BUFS] = *ps_ref_pic_buf_lx[idx]; |
1140 | 7.87k | ps_ref_pic_lx[idx + MAX_REF_BUFS]->pu1_buf1 = |
1141 | 7.87k | ps_ref_pic_buf_lx[idx]->pu1_buf1 + u2_frm_wd_y; |
1142 | 7.87k | ps_ref_pic_lx[idx + MAX_REF_BUFS]->pu1_buf2 = |
1143 | 7.87k | ps_ref_pic_buf_lx[idx]->pu1_buf2 + u2_frm_wd_uv; |
1144 | 7.87k | ps_ref_pic_lx[idx + MAX_REF_BUFS]->pu1_buf3 = |
1145 | 7.87k | ps_ref_pic_buf_lx[idx]->pu1_buf3 + u2_frm_wd_uv; |
1146 | | |
1147 | 7.87k | ps_ref_pic_lx[idx + MAX_REF_BUFS]->u1_pic_type = BOT_FLD; |
1148 | 7.87k | ps_ref_pic_lx[idx + MAX_REF_BUFS]->i4_poc = |
1149 | 7.87k | ps_ref_pic_buf_lx[idx]->i4_bottom_field_order_cnt; |
1150 | 7.87k | if(ps_ref_pic_buf_lx[idx]->u1_picturetype & 0x3) |
1151 | 172 | { |
1152 | 172 | ps_ref_pic_lx[idx + MAX_REF_BUFS]->pu1_col_zero_flag = |
1153 | 172 | ps_ref_pic_buf_lx[idx]->pu1_col_zero_flag |
1154 | 172 | + u4_half_num_of_sub_mbs; |
1155 | 172 | ps_ref_pic_lx[idx + MAX_REF_BUFS]->ps_mv = |
1156 | 172 | ps_ref_pic_buf_lx[idx]->ps_mv + u4_half_num_of_sub_mbs; |
1157 | 172 | } |
1158 | 7.87k | } |
1159 | | |
1160 | 1.35k | if(ps_dec->u1_B) |
1161 | 510 | { |
1162 | 510 | ps_ref_pic_buf_lx = ps_dec->ps_ref_pic_buf_lx[1]; |
1163 | 510 | ps_ref_pic_lx = ps_dec->ps_ref_pic_buf_lx[1]; |
1164 | 510 | u1_max_ref_idx = ps_dec->ps_cur_slice->u1_num_ref_idx_lx_active[1]; |
1165 | 1.33k | for(idx = 0; idx < u1_max_ref_idx; idx++) |
1166 | 829 | { |
1167 | 829 | ps_ref_pic_lx[idx]->u1_pic_type = TOP_FLD; |
1168 | 829 | ps_ref_pic_lx[idx]->i4_poc = ps_ref_pic_lx[idx]->i4_top_field_order_cnt; |
1169 | | |
1170 | 829 | } |
1171 | | |
1172 | 1.33k | for(idx = 0; idx < u1_max_ref_idx; idx++) |
1173 | 829 | { |
1174 | 829 | *ps_ref_pic_lx[idx + MAX_REF_BUFS] = *ps_ref_pic_buf_lx[idx]; |
1175 | 829 | ps_ref_pic_lx[idx + MAX_REF_BUFS]->pu1_buf1 = |
1176 | 829 | ps_ref_pic_buf_lx[idx]->pu1_buf1 + u2_frm_wd_y; |
1177 | 829 | ps_ref_pic_lx[idx + MAX_REF_BUFS]->pu1_buf2 = |
1178 | 829 | ps_ref_pic_buf_lx[idx]->pu1_buf2 + u2_frm_wd_uv; |
1179 | 829 | ps_ref_pic_lx[idx + MAX_REF_BUFS]->pu1_buf3 = |
1180 | 829 | ps_ref_pic_buf_lx[idx]->pu1_buf3 + u2_frm_wd_uv; |
1181 | 829 | ps_ref_pic_lx[idx + MAX_REF_BUFS]->u1_pic_type = BOT_FLD; |
1182 | 829 | ps_ref_pic_lx[idx + MAX_REF_BUFS]->i4_poc = |
1183 | 829 | ps_ref_pic_buf_lx[idx]->i4_bottom_field_order_cnt; |
1184 | | |
1185 | 829 | if(ps_ref_pic_buf_lx[idx]->u1_picturetype & 0x3) |
1186 | 101 | { |
1187 | 101 | ps_ref_pic_lx[idx + MAX_REF_BUFS]->pu1_col_zero_flag = |
1188 | 101 | ps_ref_pic_buf_lx[idx]->pu1_col_zero_flag |
1189 | 101 | + u4_half_num_of_sub_mbs; |
1190 | 101 | ps_ref_pic_lx[idx + MAX_REF_BUFS]->ps_mv = |
1191 | 101 | ps_ref_pic_buf_lx[idx]->ps_mv |
1192 | 101 | + u4_half_num_of_sub_mbs; |
1193 | 101 | } |
1194 | 829 | } |
1195 | 510 | } |
1196 | 1.35k | } |
1197 | | static int poc_compare(const void *pv_pic1, const void *pv_pic2) |
1198 | 25.1k | { |
1199 | 25.1k | struct pic_buffer_t *ps_pic1 = *(struct pic_buffer_t **) pv_pic1; |
1200 | 25.1k | struct pic_buffer_t *ps_pic2 = *(struct pic_buffer_t **) pv_pic2; |
1201 | 25.1k | if (ps_pic1->i4_poc < ps_pic2->i4_poc) |
1202 | 7.22k | { |
1203 | 7.22k | return -1; |
1204 | 7.22k | } |
1205 | 17.9k | else if (ps_pic1->i4_poc > ps_pic2->i4_poc) |
1206 | 16.5k | { |
1207 | 16.5k | return 1; |
1208 | 16.5k | } |
1209 | 1.42k | else |
1210 | 1.42k | { |
1211 | 1.42k | return 0; |
1212 | 1.42k | } |
1213 | 25.1k | } |
1214 | | /*! |
1215 | | ************************************************************************** |
1216 | | * \if Function name : ih264d_init_ref_idx_lx_b \endif |
1217 | | * |
1218 | | * \brief |
1219 | | * Initializes forward and backward refernce lists for B slice decoding. |
1220 | | * |
1221 | | * |
1222 | | * \return |
1223 | | * 0 on Success and Error code otherwise |
1224 | | ************************************************************************** |
1225 | | */ |
1226 | | void ih264d_init_ref_idx_lx_b(dec_struct_t *ps_dec) |
1227 | 41.0k | { |
1228 | 41.0k | struct pic_buffer_t *ps_ref_pic_buf_lx; |
1229 | 41.0k | dpb_manager_t *ps_dpb_mgr; |
1230 | 41.0k | struct dpb_info_t *ps_next_dpb; |
1231 | 41.0k | WORD32 i_cur_poc, i_max_st_poc, i_min_st_poc, i_ref_poc, i_temp_poc; |
1232 | 41.0k | WORD8 i, j; |
1233 | 41.0k | UWORD8 u1_max_lt_index, u1_min_lt_index; |
1234 | 41.0k | UWORD32 u4_lt_index; |
1235 | 41.0k | WORD32 i_cur_idx; |
1236 | 41.0k | UWORD8 u1_field_pic_flag; |
1237 | 41.0k | dec_slice_params_t *ps_cur_slice; |
1238 | 41.0k | UWORD8 u1_L0, u1_L1; |
1239 | 41.0k | UWORD8 u1_num_short_term_bufs; |
1240 | 41.0k | UWORD8 u1_max_ref_idx_l0, u1_max_ref_idx_l1; |
1241 | 41.0k | struct pic_buffer_t *aps_st_pic_bufs[2 * MAX_REF_BUFS] = {NULL}; |
1242 | 41.0k | ps_cur_slice = ps_dec->ps_cur_slice; |
1243 | 41.0k | u1_field_pic_flag = ps_cur_slice->u1_field_pic_flag; |
1244 | 41.0k | u1_max_ref_idx_l0 = ps_cur_slice->u1_num_ref_idx_lx_active[0] |
1245 | 41.0k | << u1_field_pic_flag; |
1246 | 41.0k | u1_max_ref_idx_l1 = ps_cur_slice->u1_num_ref_idx_lx_active[1] |
1247 | 41.0k | << u1_field_pic_flag; |
1248 | | |
1249 | 41.0k | ps_dpb_mgr = ps_dec->ps_dpb_mgr; |
1250 | | /* Get the current POC */ |
1251 | 41.0k | i_cur_poc = ps_dec->ps_cur_pic->i4_poc; |
1252 | | |
1253 | | /* Get MaxStPOC,MinStPOC,MaxLt,MinLt */ |
1254 | 41.0k | i_max_st_poc = i_cur_poc; |
1255 | 41.0k | i_min_st_poc = i_cur_poc; |
1256 | 41.0k | u1_max_lt_index = MAX_REF_BUFS + 1; |
1257 | 41.0k | u1_min_lt_index = MAX_REF_BUFS + 1; |
1258 | | /* Start from ST head */ |
1259 | 41.0k | ps_next_dpb = ps_dpb_mgr->ps_dpb_st_head; |
1260 | 81.5k | for(i = 0; i < ps_dpb_mgr->u1_num_st_ref_bufs; i++) |
1261 | 40.4k | { |
1262 | 40.4k | i_ref_poc = ps_next_dpb->ps_pic_buf->i4_poc; |
1263 | 40.4k | if(i_ref_poc < i_cur_poc) |
1264 | 16.5k | { |
1265 | | /* RefPic Buf POC is before Current POC in display order */ |
1266 | 16.5k | i_min_st_poc = MIN(i_min_st_poc, i_ref_poc); |
1267 | 16.5k | } |
1268 | 23.9k | else |
1269 | 23.9k | { |
1270 | | /* RefPic Buf POC is after Current POC in display order */ |
1271 | 23.9k | i_max_st_poc = MAX(i_max_st_poc, i_ref_poc); |
1272 | 23.9k | } |
1273 | | |
1274 | | /* Chase the next link */ |
1275 | 40.4k | ps_next_dpb = ps_next_dpb->ps_prev_short; |
1276 | 40.4k | } |
1277 | | |
1278 | | /* Sort ST ref pocs in ascending order */ |
1279 | 41.0k | ps_next_dpb = ps_dpb_mgr->ps_dpb_st_head; |
1280 | 81.5k | for (j = 0; j < ps_dpb_mgr->u1_num_st_ref_bufs; j++) |
1281 | 40.4k | { |
1282 | 40.4k | aps_st_pic_bufs[j] = ps_next_dpb->ps_pic_buf; |
1283 | 40.4k | ps_next_dpb = ps_next_dpb->ps_prev_short; |
1284 | 40.4k | } |
1285 | 41.0k | qsort(aps_st_pic_bufs, ps_dpb_mgr->u1_num_st_ref_bufs, |
1286 | 41.0k | sizeof(aps_st_pic_bufs[0]), poc_compare); |
1287 | | |
1288 | | /* Start from LT head */ |
1289 | 41.0k | ps_next_dpb = ps_dpb_mgr->ps_dpb_ht_head; |
1290 | 41.0k | if(ps_next_dpb) |
1291 | 3.93k | { |
1292 | 3.93k | u1_max_lt_index = ps_next_dpb->u1_lt_idx; |
1293 | 3.93k | u1_min_lt_index = ps_next_dpb->u1_lt_idx; |
1294 | 3.93k | } |
1295 | 45.8k | for(i = 0; i < ps_dpb_mgr->u1_num_lt_ref_bufs; i++) |
1296 | 4.78k | { |
1297 | 4.78k | u4_lt_index = ps_next_dpb->u1_lt_idx; |
1298 | 4.78k | u1_max_lt_index = (UWORD8)(MAX(u1_max_lt_index, u4_lt_index)); |
1299 | 4.78k | u1_min_lt_index = (UWORD8)(MIN(u1_min_lt_index, u4_lt_index)); |
1300 | | |
1301 | | /* Chase the next link */ |
1302 | 4.78k | ps_next_dpb = ps_next_dpb->ps_prev_long; |
1303 | 4.78k | } |
1304 | | |
1305 | | /* 1. Initialize refIdxL0 */ |
1306 | 41.0k | u1_L0 = 0; |
1307 | 41.0k | i_temp_poc = i_cur_poc; |
1308 | 41.0k | if(u1_field_pic_flag) |
1309 | 2.41k | { |
1310 | 2.41k | ps_ref_pic_buf_lx = ps_dpb_mgr->ps_init_dpb[0][0]; |
1311 | 2.41k | ps_ref_pic_buf_lx += MAX_REF_BUFS; |
1312 | 2.41k | } |
1313 | 38.6k | else |
1314 | 38.6k | { |
1315 | 38.6k | ps_ref_pic_buf_lx = ps_dpb_mgr->ps_init_dpb[0][0]; |
1316 | | /* Avoid integer overflow while decrementing by one */ |
1317 | 38.6k | if (i_temp_poc > INT32_MIN) |
1318 | 38.6k | i_temp_poc--; |
1319 | 38.6k | } |
1320 | | |
1321 | 41.0k | i_cur_idx = -1; |
1322 | 81.5k | for(j = 0; j < ps_dpb_mgr->u1_num_st_ref_bufs; j++) |
1323 | 40.4k | { |
1324 | 40.4k | if (NULL == aps_st_pic_bufs[j]) |
1325 | 0 | { |
1326 | 0 | break; |
1327 | 0 | } |
1328 | 40.4k | if (aps_st_pic_bufs[j]->i4_poc <= i_temp_poc) |
1329 | 17.5k | { |
1330 | 17.5k | i_cur_idx = j; |
1331 | 17.5k | } |
1332 | 40.4k | } |
1333 | | /* Arrange all short term buffers in output order as given by POC */ |
1334 | | /* 1.1 Arrange POC's less than CurrPOC in the descending POC order starting |
1335 | | from (CurrPOC - 1)*/ |
1336 | 58.6k | for(j = i_cur_idx; j >= 0; j--) |
1337 | 17.5k | { |
1338 | 17.5k | if(aps_st_pic_bufs[j]) |
1339 | 17.5k | { |
1340 | | /* Copy info in pic buffer */ |
1341 | 17.5k | ih264d_insert_pic_in_ref_pic_listx(ps_ref_pic_buf_lx, |
1342 | 17.5k | aps_st_pic_bufs[j]); |
1343 | 17.5k | ps_ref_pic_buf_lx++; |
1344 | 17.5k | u1_L0++; |
1345 | 17.5k | } |
1346 | 17.5k | } |
1347 | | |
1348 | | /* 1.2. Arrange POC's more than CurrPOC in the ascending POC order starting |
1349 | | from (CurrPOC + 1)*/ |
1350 | 63.9k | for(j = i_cur_idx + 1; j < ps_dpb_mgr->u1_num_st_ref_bufs; j++) |
1351 | 22.8k | { |
1352 | 22.8k | if(aps_st_pic_bufs[j]) |
1353 | 22.8k | { |
1354 | 22.8k | ih264d_insert_pic_in_ref_pic_listx(ps_ref_pic_buf_lx, |
1355 | 22.8k | aps_st_pic_bufs[j]); |
1356 | 22.8k | ps_ref_pic_buf_lx++; |
1357 | 22.8k | u1_L0++; |
1358 | 22.8k | } |
1359 | 22.8k | } |
1360 | | |
1361 | | /* 1.3 Arrange all Long term buffers in ascending order, in LongtermIndex */ |
1362 | | /* Start from ST head */ |
1363 | | |
1364 | 41.0k | u1_num_short_term_bufs = u1_L0; |
1365 | 83.8k | for(u4_lt_index = u1_min_lt_index; u4_lt_index <= u1_max_lt_index; u4_lt_index++) |
1366 | 42.7k | { |
1367 | 42.7k | ps_next_dpb = ps_dpb_mgr->ps_dpb_ht_head; |
1368 | 45.7k | for(i = 0; i < ps_dpb_mgr->u1_num_lt_ref_bufs; i++) |
1369 | 7.77k | { |
1370 | 7.77k | if(ps_next_dpb->u1_lt_idx == u4_lt_index) |
1371 | 4.73k | { |
1372 | 4.73k | ih264d_insert_pic_in_ref_pic_listx(ps_ref_pic_buf_lx, |
1373 | 4.73k | ps_next_dpb->ps_pic_buf); |
1374 | 4.73k | ps_ref_pic_buf_lx->u1_long_term_pic_num = |
1375 | 4.73k | ps_ref_pic_buf_lx->u1_long_term_frm_idx; |
1376 | | |
1377 | 4.73k | ps_ref_pic_buf_lx++; |
1378 | 4.73k | u1_L0++; |
1379 | 4.73k | break; |
1380 | 4.73k | } |
1381 | 3.04k | ps_next_dpb = ps_next_dpb->ps_prev_long; |
1382 | 3.04k | } |
1383 | 42.7k | } |
1384 | | |
1385 | 41.0k | if(u1_field_pic_flag) |
1386 | 2.41k | { |
1387 | | /* Initialize the rest of the entries in the */ |
1388 | | /* reference list to handle of errors */ |
1389 | 2.41k | { |
1390 | 2.41k | UWORD8 u1_i; |
1391 | 2.41k | pic_buffer_t ref_pic; |
1392 | | |
1393 | 2.41k | ref_pic = *(ps_dpb_mgr->ps_init_dpb[0][0] + MAX_REF_BUFS); |
1394 | | |
1395 | 2.41k | if(NULL == ref_pic.pu1_buf1) |
1396 | 0 | { |
1397 | 0 | ref_pic = *ps_dec->ps_cur_pic; |
1398 | 0 | } |
1399 | 6.87k | for(u1_i = u1_L0; u1_i < u1_max_ref_idx_l0; u1_i++) |
1400 | 4.46k | { |
1401 | 4.46k | *ps_ref_pic_buf_lx = ref_pic; |
1402 | 4.46k | ps_ref_pic_buf_lx++; |
1403 | 4.46k | } |
1404 | 2.41k | } |
1405 | 2.41k | ih264d_convert_frm_to_fld_list( |
1406 | 2.41k | ps_dpb_mgr->ps_init_dpb[0][0] + MAX_REF_BUFS, &u1_L0, |
1407 | 2.41k | ps_dec, u1_num_short_term_bufs); |
1408 | | |
1409 | 2.41k | ps_ref_pic_buf_lx = ps_dpb_mgr->ps_init_dpb[0][0] + u1_L0; |
1410 | 2.41k | } |
1411 | | |
1412 | 41.0k | ps_dec->ps_cur_slice->u1_initial_list_size[0] = u1_L0; |
1413 | | |
1414 | | /* Initialize the rest of the entries in the */ |
1415 | | /* reference list to handle of errors */ |
1416 | 41.0k | { |
1417 | 41.0k | UWORD8 u1_i; |
1418 | 41.0k | pic_buffer_t ref_pic; |
1419 | | |
1420 | 41.0k | ref_pic = *(ps_dpb_mgr->ps_init_dpb[0][0]); |
1421 | | |
1422 | 41.0k | if(NULL == ref_pic.pu1_buf1) |
1423 | 0 | { |
1424 | 0 | ref_pic = *ps_dec->ps_cur_pic; |
1425 | 0 | } |
1426 | 102k | for(u1_i = u1_L0; u1_i < u1_max_ref_idx_l0; u1_i++) |
1427 | 60.9k | { |
1428 | 60.9k | *ps_ref_pic_buf_lx = ref_pic; |
1429 | 60.9k | ps_ref_pic_buf_lx++; |
1430 | 60.9k | } |
1431 | 41.0k | } |
1432 | 41.0k | { |
1433 | | /* 2. Initialize refIdxL1 */ |
1434 | 41.0k | u1_L1 = 0; |
1435 | 41.0k | if(u1_field_pic_flag) |
1436 | 2.41k | { |
1437 | 2.41k | ps_ref_pic_buf_lx = ps_dpb_mgr->ps_init_dpb[1][0] + MAX_REF_BUFS; |
1438 | 2.41k | } |
1439 | 38.6k | else |
1440 | 38.6k | { |
1441 | 38.6k | ps_ref_pic_buf_lx = ps_dpb_mgr->ps_init_dpb[1][0]; |
1442 | 38.6k | } |
1443 | | |
1444 | | /* 2.1. Arrange POC's more than CurrPOC in the ascending POC order starting |
1445 | | from (CurrPOC + 1)*/ |
1446 | 63.9k | for(j = i_cur_idx + 1; j < ps_dpb_mgr->u1_num_st_ref_bufs; j++) |
1447 | 22.8k | { |
1448 | 22.8k | if(aps_st_pic_bufs[j]) |
1449 | 22.8k | { |
1450 | | /* Start from ST head */ |
1451 | 22.8k | ih264d_insert_pic_in_ref_pic_listx(ps_ref_pic_buf_lx, |
1452 | 22.8k | aps_st_pic_bufs[j]); |
1453 | 22.8k | ps_ref_pic_buf_lx++; |
1454 | 22.8k | u1_L1++; |
1455 | 22.8k | } |
1456 | 22.8k | } |
1457 | | |
1458 | | /* Arrange all short term buffers in output order as given by POC */ |
1459 | | /* 2.2 Arrange POC's less than CurrPOC in the descending POC order starting |
1460 | | from (CurrPOC - 1)*/ |
1461 | 58.6k | for(j = i_cur_idx; j >= 0; j--) |
1462 | 17.5k | { |
1463 | 17.5k | if(aps_st_pic_bufs[j]) |
1464 | 17.5k | { |
1465 | 17.5k | ih264d_insert_pic_in_ref_pic_listx(ps_ref_pic_buf_lx, |
1466 | 17.5k | aps_st_pic_bufs[j]); |
1467 | 17.5k | ps_ref_pic_buf_lx++; |
1468 | 17.5k | u1_L1++; |
1469 | 17.5k | } |
1470 | 17.5k | } |
1471 | | |
1472 | | /* 2.3 Arrange all Long term buffers in ascending order, in LongtermIndex */ |
1473 | | /* Start from ST head */ |
1474 | 41.0k | u1_num_short_term_bufs = u1_L1; |
1475 | | |
1476 | 83.8k | for(u4_lt_index = u1_min_lt_index; u4_lt_index <= u1_max_lt_index; |
1477 | 42.7k | u4_lt_index++) |
1478 | 42.7k | { |
1479 | 42.7k | ps_next_dpb = ps_dpb_mgr->ps_dpb_ht_head; |
1480 | 45.7k | for(i = 0; i < ps_dpb_mgr->u1_num_lt_ref_bufs; i++) |
1481 | 7.77k | { |
1482 | 7.77k | if(ps_next_dpb->u1_lt_idx == u4_lt_index) |
1483 | 4.73k | { |
1484 | 4.73k | ih264d_insert_pic_in_ref_pic_listx(ps_ref_pic_buf_lx, |
1485 | 4.73k | ps_next_dpb->ps_pic_buf); |
1486 | 4.73k | ps_ref_pic_buf_lx->u1_long_term_pic_num = |
1487 | 4.73k | ps_ref_pic_buf_lx->u1_long_term_frm_idx; |
1488 | 4.73k | ps_ref_pic_buf_lx++; |
1489 | 4.73k | u1_L1++; |
1490 | 4.73k | break; |
1491 | 4.73k | } |
1492 | 3.04k | ps_next_dpb = ps_next_dpb->ps_prev_long; |
1493 | 3.04k | } |
1494 | 42.7k | } |
1495 | | |
1496 | 41.0k | if(u1_field_pic_flag) |
1497 | 2.41k | { |
1498 | | /* Initialize the rest of the entries in the */ |
1499 | | /* reference list to handle of errors */ |
1500 | 2.41k | { |
1501 | 2.41k | UWORD8 u1_i; |
1502 | 2.41k | pic_buffer_t ref_pic; |
1503 | | |
1504 | 2.41k | ref_pic = *(ps_dpb_mgr->ps_init_dpb[0][0] + MAX_REF_BUFS); |
1505 | | |
1506 | 2.41k | if(NULL == ref_pic.pu1_buf1) |
1507 | 0 | { |
1508 | 0 | ref_pic = *ps_dec->ps_cur_pic; |
1509 | 0 | } |
1510 | 6.19k | for(u1_i = u1_L1; u1_i < u1_max_ref_idx_l1; u1_i++) |
1511 | 3.78k | { |
1512 | 3.78k | *ps_ref_pic_buf_lx = ref_pic; |
1513 | 3.78k | ps_ref_pic_buf_lx++; |
1514 | 3.78k | } |
1515 | 2.41k | } |
1516 | | |
1517 | 2.41k | ih264d_convert_frm_to_fld_list( |
1518 | 2.41k | ps_dpb_mgr->ps_init_dpb[1][0] + MAX_REF_BUFS, |
1519 | 2.41k | &u1_L1, ps_dec, u1_num_short_term_bufs); |
1520 | 2.41k | ps_ref_pic_buf_lx = ps_dpb_mgr->ps_init_dpb[1][0] + u1_L1; |
1521 | 2.41k | } |
1522 | | |
1523 | 41.0k | ps_dec->ps_cur_slice->u1_initial_list_size[1] = u1_L1; |
1524 | | |
1525 | | /* Initialize the rest of the entries in the */ |
1526 | | /* reference list to handle of errors */ |
1527 | 41.0k | { |
1528 | 41.0k | UWORD8 u1_i; |
1529 | 41.0k | pic_buffer_t ref_pic; |
1530 | | |
1531 | 41.0k | ref_pic = *(ps_dpb_mgr->ps_init_dpb[0][0]); |
1532 | | |
1533 | 41.0k | if(NULL == ref_pic.pu1_buf1) |
1534 | 0 | { |
1535 | 0 | ref_pic = *ps_dec->ps_cur_pic; |
1536 | 0 | } |
1537 | 97.0k | for(u1_i = u1_L1; u1_i < u1_max_ref_idx_l1; u1_i++) |
1538 | 55.9k | { |
1539 | 55.9k | *ps_ref_pic_buf_lx = ref_pic; |
1540 | 55.9k | ps_ref_pic_buf_lx++; |
1541 | 55.9k | } |
1542 | 41.0k | } |
1543 | | |
1544 | | /* If list0 and list 1 ebtries are same then swap the 0th and 1st entry */ |
1545 | | /* of list 1 */ |
1546 | 41.0k | { |
1547 | 41.0k | struct pic_buffer_t *ps_ref_pic1_buf_l0, *ps_ref_pic1_buf_l1; |
1548 | 41.0k | struct pic_buffer_t s_ref_pic1_buf_temp; |
1549 | | |
1550 | 41.0k | ps_ref_pic1_buf_l0 = ps_dpb_mgr->ps_init_dpb[0][0]; |
1551 | 41.0k | ps_ref_pic1_buf_l1 = ps_dpb_mgr->ps_init_dpb[1][0]; |
1552 | | |
1553 | 41.0k | if((u1_L0 == u1_L1) && (u1_L0 > 1)) |
1554 | 6.97k | { |
1555 | 6.97k | WORD32 i_index, i_swap; |
1556 | | |
1557 | 6.97k | i_swap = 1; |
1558 | | |
1559 | 23.4k | for(i_index = 0; i_index < u1_L0; i_index++) |
1560 | 18.4k | { |
1561 | 18.4k | if((ps_ref_pic1_buf_l0[i_index]).pu1_buf1 |
1562 | 18.4k | != (ps_ref_pic1_buf_l1[i_index]).pu1_buf1) |
1563 | 1.99k | { |
1564 | 1.99k | i_swap = 0; |
1565 | 1.99k | break; |
1566 | 1.99k | } |
1567 | 18.4k | } |
1568 | 6.97k | if(1 == i_swap) |
1569 | 4.97k | { |
1570 | 4.97k | memcpy(&s_ref_pic1_buf_temp, &ps_ref_pic1_buf_l1[1], |
1571 | 4.97k | sizeof(struct pic_buffer_t)); |
1572 | 4.97k | memcpy(&ps_ref_pic1_buf_l1[1], &ps_ref_pic1_buf_l1[0], |
1573 | 4.97k | sizeof(struct pic_buffer_t)); |
1574 | 4.97k | memcpy(&ps_ref_pic1_buf_l1[0], &s_ref_pic1_buf_temp, |
1575 | 4.97k | sizeof(struct pic_buffer_t)); |
1576 | 4.97k | } |
1577 | 6.97k | } |
1578 | 41.0k | } |
1579 | 41.0k | } |
1580 | 41.0k | } |
1581 | | |
1582 | | |
1583 | | |
1584 | | void ih264d_get_implicit_weights(dec_struct_t *ps_dec); |
1585 | | |
1586 | | /*! |
1587 | | ************************************************************************** |
1588 | | * \if Function name : ih264d_one_to_one \endif |
1589 | | * |
1590 | | * \brief |
1591 | | * Initializes forward and backward refernce lists for B slice decoding. |
1592 | | * |
1593 | | * |
1594 | | * \return |
1595 | | * 0 on Success and Error code otherwise |
1596 | | ************************************************************************** |
1597 | | */ |
1598 | | void ih264d_one_to_one(dec_struct_t *ps_dec, |
1599 | | struct pic_buffer_t *ps_col_pic, |
1600 | | directmv_t *ps_direct, |
1601 | | UWORD8 u1_wd_x, |
1602 | | WORD32 u2_sub_mb_ofst, |
1603 | | dec_mb_info_t * ps_cur_mb_info) |
1604 | 5.77M | { |
1605 | 5.77M | UWORD8 *pu1_col_zero_flag_start, u1_col_mb_pred_mode, u1_num_blks, u1_sub_mb_num; |
1606 | 5.77M | UWORD8 u1_init_colzero_flag; |
1607 | 5.77M | UNUSED(ps_cur_mb_info); |
1608 | 5.77M | pu1_col_zero_flag_start = ps_col_pic->pu1_col_zero_flag + u2_sub_mb_ofst; |
1609 | 5.77M | u1_col_mb_pred_mode = pu1_col_zero_flag_start[ps_dec->u1_sub_mb_num]; |
1610 | 5.77M | u1_init_colzero_flag = u1_col_mb_pred_mode & 1; |
1611 | 5.77M | u1_col_mb_pred_mode >>= 6; |
1612 | 5.77M | ps_direct->u1_vert_mv_scale = ONE_TO_ONE; |
1613 | 5.77M | ps_direct->u1_col_zeroflag_change = 0; |
1614 | | |
1615 | 5.77M | if(u1_wd_x == MB_SIZE) |
1616 | 5.75M | { |
1617 | 5.75M | ps_dec->u1_currB_type = (!!u1_col_mb_pred_mode); |
1618 | 5.75M | if(u1_col_mb_pred_mode == PRED_16x16) |
1619 | 5.70M | { |
1620 | 5.70M | ps_direct->i1_num_partitions = 1; |
1621 | 5.70M | ps_direct->i4_mv_indices[0] = u2_sub_mb_ofst; |
1622 | 5.70M | ps_direct->i1_submb_num[0] = 0; |
1623 | 5.70M | ps_direct->i1_partitionsize[0] = PRED_16x16; |
1624 | | |
1625 | 5.70M | return; |
1626 | 5.70M | } |
1627 | 50.0k | else if(u1_col_mb_pred_mode < PRED_8x8) |
1628 | 34.3k | { |
1629 | 34.3k | ps_direct->i1_num_partitions = 2; |
1630 | 34.3k | ps_direct->i4_mv_indices[0] = u2_sub_mb_ofst; |
1631 | 34.3k | ps_direct->i1_submb_num[0] = 0; |
1632 | 34.3k | ps_direct->i1_partitionsize[0] = u1_col_mb_pred_mode; |
1633 | 34.3k | u1_sub_mb_num = (u1_col_mb_pred_mode == PRED_16x8) ? 8 : 2; |
1634 | 34.3k | ps_direct->i1_submb_num[1] = u1_sub_mb_num; |
1635 | 34.3k | ps_direct->i4_mv_indices[1] = u2_sub_mb_ofst |
1636 | 34.3k | + ps_direct->i1_submb_num[1]; |
1637 | 34.3k | ps_direct->i1_partitionsize[1] = u1_col_mb_pred_mode; |
1638 | 34.3k | if((pu1_col_zero_flag_start[u1_sub_mb_num] & 1) != u1_init_colzero_flag) |
1639 | 6.79k | ps_direct->u1_col_zeroflag_change = 1; |
1640 | 34.3k | return; |
1641 | 34.3k | } |
1642 | 15.7k | else |
1643 | 15.7k | { |
1644 | 15.7k | u1_num_blks = 4; |
1645 | 15.7k | } |
1646 | 5.75M | } |
1647 | 21.6k | else |
1648 | 21.6k | { |
1649 | 21.6k | u1_num_blks = 1; |
1650 | 21.6k | } |
1651 | | |
1652 | 37.4k | { |
1653 | 37.4k | const UWORD8 *pu1_top_lt_mb_part_idx; |
1654 | 37.4k | UWORD8 u1_col_sub_mb_pred_mode, uc_blk, u1_sub_blk, u1_submb_col = 0; |
1655 | 37.4k | UWORD8 u1_num_sub_blks, uc_direct8x8inf, *pu1_col_zero_flag, u1_sub_mb_num; |
1656 | 37.4k | const UWORD8 *pu1_num_sub_mb_part = |
1657 | 37.4k | (const UWORD8 *)gau1_ih264d_num_submb_part; |
1658 | 37.4k | UWORD8 i1_num_partitions = 0, partition_size; |
1659 | 37.4k | WORD32 mv_index; |
1660 | 37.4k | const UWORD8 *pu1_top_lt_sub_mb_idx = gau1_ih264d_submb_indx_mod_sp_drct; |
1661 | | |
1662 | 37.4k | u1_sub_mb_num = ps_dec->u1_sub_mb_num; |
1663 | 37.4k | uc_direct8x8inf = ps_dec->ps_cur_slice->u1_direct_8x8_inference_flag; |
1664 | 37.4k | pu1_top_lt_mb_part_idx = gau1_ih264d_top_left_mb_part_indx_mod |
1665 | 37.4k | + (PRED_8x8 << 1) + 1; |
1666 | | |
1667 | 122k | for(uc_blk = 0; uc_blk < u1_num_blks; uc_blk++) |
1668 | 84.7k | { |
1669 | 84.7k | partition_size = PRED_8x8; |
1670 | 84.7k | pu1_top_lt_sub_mb_idx = gau1_ih264d_submb_indx_mod_sp_drct; |
1671 | 84.7k | if(uc_direct8x8inf == 1) |
1672 | 54.9k | { |
1673 | 54.9k | u1_submb_col = u1_sub_mb_num | (u1_sub_mb_num >> 1); |
1674 | 54.9k | mv_index = u2_sub_mb_ofst + u1_submb_col; |
1675 | 54.9k | u1_num_sub_blks = 1; |
1676 | 54.9k | } |
1677 | 29.8k | else |
1678 | 29.8k | { |
1679 | | /* colMbPart is either 8x8, 8x4, 4x8, 4x4 */ |
1680 | 29.8k | pu1_col_zero_flag = pu1_col_zero_flag_start + u1_sub_mb_num; |
1681 | 29.8k | u1_col_sub_mb_pred_mode = *pu1_col_zero_flag; |
1682 | 29.8k | u1_col_sub_mb_pred_mode = (u1_col_sub_mb_pred_mode & 0x30) >> 4; |
1683 | 29.8k | partition_size = (UWORD8)((u1_col_sub_mb_pred_mode) |
1684 | 29.8k | | (PRED_8x8 << 2)); |
1685 | 29.8k | mv_index = u2_sub_mb_ofst + u1_sub_mb_num; |
1686 | 29.8k | pu1_top_lt_sub_mb_idx += (u1_col_sub_mb_pred_mode << 1); |
1687 | 29.8k | u1_num_sub_blks = pu1_num_sub_mb_part[u1_col_sub_mb_pred_mode]; |
1688 | | |
1689 | 29.8k | } |
1690 | | |
1691 | 182k | for(u1_sub_blk = 0; u1_sub_blk < u1_num_sub_blks; |
1692 | 97.4k | u1_sub_blk++, pu1_top_lt_sub_mb_idx++) |
1693 | 97.4k | { |
1694 | 97.4k | u1_sub_mb_num += *pu1_top_lt_sub_mb_idx; |
1695 | 97.4k | mv_index += *pu1_top_lt_sub_mb_idx; |
1696 | 97.4k | ps_direct->i4_mv_indices[i1_num_partitions] = mv_index; |
1697 | 97.4k | ps_direct->i1_submb_num[i1_num_partitions] = u1_sub_mb_num; |
1698 | 97.4k | ps_direct->i1_partitionsize[i1_num_partitions] = partition_size; |
1699 | 97.4k | i1_num_partitions++; |
1700 | 97.4k | if(!uc_direct8x8inf) |
1701 | 42.4k | u1_submb_col = u1_sub_mb_num; |
1702 | 97.4k | if((pu1_col_zero_flag_start[u1_submb_col] & 1) |
1703 | 97.4k | != u1_init_colzero_flag) |
1704 | 13.5k | ps_direct->u1_col_zeroflag_change = 1; |
1705 | 97.4k | } |
1706 | 84.7k | u1_sub_mb_num = *pu1_top_lt_mb_part_idx++; |
1707 | 84.7k | } |
1708 | 37.4k | ps_direct->i1_num_partitions = i1_num_partitions; |
1709 | 37.4k | } |
1710 | 37.4k | } |
1711 | | /*! |
1712 | | ************************************************************************** |
1713 | | * \if Function name : ih264d_mbaff_cross_pmbair \endif |
1714 | | * |
1715 | | * \brief |
1716 | | * Initializes forward and backward refernce lists for B slice decoding. |
1717 | | * |
1718 | | * |
1719 | | * \return |
1720 | | * 0 on Success and Error code otherwise |
1721 | | ************************************************************************** |
1722 | | */ |
1723 | | void ih264d_mbaff_cross_pmbair(dec_struct_t *ps_dec, |
1724 | | struct pic_buffer_t *ps_col_pic, |
1725 | | directmv_t *ps_direct, |
1726 | | UWORD8 u1_wd_x, |
1727 | | WORD32 u2_sub_mb_ofst, |
1728 | | dec_mb_info_t * ps_cur_mb_info) |
1729 | 11.4k | { |
1730 | 11.4k | UWORD8 *pu1_col_zero_flag_start, *pu1_col_zero_flag, u1_sub_mb_num, |
1731 | 11.4k | uc_sub_mb_num_col; |
1732 | 11.4k | UWORD8 *pu1_col_zero_flag_right_half; |
1733 | 11.4k | WORD32 i4_force_8X8; |
1734 | 11.4k | UWORD8 u1_num_blks, u1_col_mb_pred_mode, uc_blk, u1_col_sub_mb_pred_mode, |
1735 | 11.4k | u1_col_sub_mb_pred_mode_rt; |
1736 | 11.4k | UWORD8 i1_num_partitions = 0, partition_size; |
1737 | | |
1738 | 11.4k | WORD32 mv_index; |
1739 | | |
1740 | 11.4k | UWORD8 u1_num_sub_blks; |
1741 | 11.4k | UWORD8 u1_is_cur_mb_fld, i; |
1742 | 11.4k | UWORD8 u1_init_colzero_flag; |
1743 | | |
1744 | 11.4k | u1_is_cur_mb_fld = ps_cur_mb_info->u1_mb_field_decodingflag; |
1745 | 11.4k | u1_sub_mb_num = ps_dec->u1_sub_mb_num; |
1746 | 11.4k | ps_direct->u1_col_zeroflag_change = 0; |
1747 | | /*pu1_col_zero_flag_start = ps_col_pic->pu1_col_zero_flag + u2_sub_mb_ofst; |
1748 | | u1_col_mb_pred_mode = pu1_col_zero_flag_start[u1_sub_mb_num]; |
1749 | | u1_init_colzero_flag = u1_col_mb_pred_mode & 1; |
1750 | | u1_col_mb_pred_mode >>= 6; */ |
1751 | 11.4k | if(0 == u1_is_cur_mb_fld) |
1752 | 6.55k | { |
1753 | 6.55k | ps_direct->u1_vert_mv_scale = FLD_TO_FRM; |
1754 | 6.55k | if(u1_wd_x == MB_SIZE) |
1755 | 6.55k | { |
1756 | 6.55k | pu1_col_zero_flag_start = ps_col_pic->pu1_col_zero_flag |
1757 | 6.55k | + u2_sub_mb_ofst; |
1758 | 6.55k | u1_col_mb_pred_mode = pu1_col_zero_flag_start[0]; |
1759 | 6.55k | u1_init_colzero_flag = u1_col_mb_pred_mode & 1; |
1760 | 6.55k | u1_col_mb_pred_mode >>= 6; |
1761 | | |
1762 | | |
1763 | 6.55k | if(u1_col_mb_pred_mode & 0x2) |
1764 | 1.12k | { |
1765 | 1.12k | ps_dec->u1_currB_type = 1; |
1766 | 1.12k | if(u1_col_mb_pred_mode == PRED_8x16) |
1767 | 51 | { |
1768 | 51 | ps_direct->i1_num_partitions = 2; |
1769 | 51 | ps_direct->i4_mv_indices[0] = u2_sub_mb_ofst; |
1770 | 51 | ps_direct->i1_submb_num[0] = 0; |
1771 | 51 | ps_direct->i1_partitionsize[0] = PRED_8x16; |
1772 | 51 | ps_direct->i4_mv_indices[1] = u2_sub_mb_ofst + 2; |
1773 | 51 | ps_direct->i1_submb_num[1] = 2; |
1774 | 51 | ps_direct->i1_partitionsize[1] = PRED_8x16; |
1775 | 51 | if((pu1_col_zero_flag_start[2] & 1) != u1_init_colzero_flag) |
1776 | 14 | ps_direct->u1_col_zeroflag_change = 1; |
1777 | 51 | } |
1778 | 1.07k | else |
1779 | 1.07k | { |
1780 | 1.07k | pu1_col_zero_flag = pu1_col_zero_flag_start + u1_sub_mb_num; |
1781 | 1.07k | u1_col_sub_mb_pred_mode = (*pu1_col_zero_flag & 0x10);/* 8x4 or 4x4 mode */ |
1782 | | |
1783 | 1.07k | pu1_col_zero_flag_right_half = pu1_col_zero_flag_start |
1784 | 1.07k | + u1_sub_mb_num + 2; |
1785 | 1.07k | u1_col_sub_mb_pred_mode_rt = |
1786 | 1.07k | (*pu1_col_zero_flag_right_half & 0x10);/* 8x4 or 4x4 mode */ |
1787 | | |
1788 | 1.07k | i4_force_8X8 = (u1_col_sub_mb_pred_mode) |
1789 | 758 | || (u1_col_sub_mb_pred_mode_rt); |
1790 | 1.07k | if(i4_force_8X8) |
1791 | 446 | { |
1792 | 446 | u1_num_sub_blks = 2; |
1793 | 446 | partition_size = PRED_8x8; |
1794 | 446 | } |
1795 | 629 | else |
1796 | 629 | { |
1797 | 629 | partition_size = PRED_8x16; |
1798 | 629 | u1_num_sub_blks = 1; |
1799 | 629 | } |
1800 | | |
1801 | 3.22k | for(i = 0; i < 2; i++) |
1802 | 2.15k | { |
1803 | 5.19k | for(uc_blk = 0; uc_blk < u1_num_sub_blks; uc_blk++) |
1804 | 3.04k | { |
1805 | 3.04k | uc_sub_mb_num_col = u1_sub_mb_num | (u1_sub_mb_num >> 1); |
1806 | 3.04k | uc_sub_mb_num_col &= 0x7; |
1807 | 3.04k | mv_index = u2_sub_mb_ofst + uc_sub_mb_num_col; |
1808 | | |
1809 | 3.04k | ps_direct->i4_mv_indices[i1_num_partitions] = |
1810 | 3.04k | mv_index; |
1811 | 3.04k | ps_direct->i1_submb_num[i1_num_partitions] = |
1812 | 3.04k | u1_sub_mb_num; |
1813 | 3.04k | ps_direct->i1_partitionsize[i1_num_partitions] = |
1814 | 3.04k | partition_size; |
1815 | 3.04k | i1_num_partitions++; |
1816 | 3.04k | if((pu1_col_zero_flag_start[uc_sub_mb_num_col] & 1) |
1817 | 3.04k | != u1_init_colzero_flag) |
1818 | 361 | ps_direct->u1_col_zeroflag_change = 1; |
1819 | 3.04k | u1_sub_mb_num += 8; |
1820 | 3.04k | } |
1821 | 2.15k | u1_sub_mb_num = 2; /* move to second half of Cur MB */ |
1822 | 2.15k | } |
1823 | 1.07k | ps_direct->i1_num_partitions = i1_num_partitions; |
1824 | 1.07k | return; |
1825 | 1.07k | } |
1826 | 1.12k | } |
1827 | 5.42k | else |
1828 | 5.42k | { |
1829 | 5.42k | ps_direct->i1_num_partitions = 1; |
1830 | 5.42k | ps_direct->i4_mv_indices[0] = u2_sub_mb_ofst; |
1831 | 5.42k | ps_direct->i1_submb_num[0] = 0; |
1832 | 5.42k | ps_direct->i1_partitionsize[0] = PRED_16x16; |
1833 | 5.42k | ps_dec->u1_currB_type = 0; |
1834 | 5.42k | return; |
1835 | 5.42k | } |
1836 | 6.55k | } |
1837 | 5 | else |
1838 | 5 | { |
1839 | 5 | uc_sub_mb_num_col = u1_sub_mb_num | (u1_sub_mb_num >> 1); |
1840 | 5 | uc_sub_mb_num_col &= 0x7; |
1841 | | |
1842 | 5 | ps_direct->i4_mv_indices[0] = u2_sub_mb_ofst + uc_sub_mb_num_col; |
1843 | 5 | ps_direct->i1_submb_num[0] = u1_sub_mb_num; |
1844 | 5 | ps_direct->i1_partitionsize[0] = PRED_8x8; |
1845 | 5 | ps_direct->i1_num_partitions = 1; |
1846 | 5 | } |
1847 | 6.55k | } |
1848 | 4.85k | else |
1849 | 4.85k | { |
1850 | 4.85k | ps_direct->u1_vert_mv_scale = FRM_TO_FLD; |
1851 | 4.85k | pu1_col_zero_flag_start = ps_col_pic->pu1_col_zero_flag + u2_sub_mb_ofst; |
1852 | 4.85k | u1_init_colzero_flag = pu1_col_zero_flag_start[0] & 1; |
1853 | | |
1854 | 4.85k | if(u1_wd_x == MB_SIZE) |
1855 | 4.54k | { |
1856 | 4.54k | UWORD8 u1_submb_col; |
1857 | 4.54k | UWORD8 *puc_colZeroFlagStart_bot_mb, uc_colMbPredMode_bot_mb; |
1858 | | |
1859 | 4.54k | pu1_col_zero_flag_start = ps_col_pic->pu1_col_zero_flag |
1860 | 4.54k | + u2_sub_mb_ofst; |
1861 | 4.54k | u1_col_mb_pred_mode = pu1_col_zero_flag_start[u1_sub_mb_num] >> 6; |
1862 | | |
1863 | 4.54k | puc_colZeroFlagStart_bot_mb = ps_col_pic->pu1_col_zero_flag |
1864 | 4.54k | + u2_sub_mb_ofst + 16; |
1865 | 4.54k | uc_colMbPredMode_bot_mb = puc_colZeroFlagStart_bot_mb[8] >> 6; |
1866 | | |
1867 | 4.54k | i4_force_8X8 = (u1_col_mb_pred_mode & 0x2) |
1868 | 4.44k | || (uc_colMbPredMode_bot_mb & 0x2); |
1869 | 4.54k | if(i4_force_8X8) |
1870 | 145 | { |
1871 | 145 | u1_num_blks = 2; |
1872 | 145 | partition_size = PRED_8x8; |
1873 | 145 | } |
1874 | 4.40k | else |
1875 | 4.40k | { |
1876 | 4.40k | u1_num_blks = 1; |
1877 | 4.40k | partition_size = PRED_16x8; |
1878 | 4.40k | } |
1879 | | |
1880 | 4.54k | ps_dec->u1_currB_type = 1; |
1881 | | /*As this mb is derived from 2 Mbs min no of partitions = 2*/ |
1882 | 13.6k | for(i = 0; i < 2; i++) |
1883 | 9.09k | { |
1884 | | |
1885 | 9.09k | pu1_col_zero_flag_start = ps_col_pic->pu1_col_zero_flag |
1886 | 9.09k | + u2_sub_mb_ofst; |
1887 | 9.09k | u1_col_mb_pred_mode = pu1_col_zero_flag_start[u1_sub_mb_num] >> 6; |
1888 | | |
1889 | 18.4k | for(uc_blk = 0; uc_blk < u1_num_blks; uc_blk++) |
1890 | 9.38k | { |
1891 | 9.38k | u1_submb_col = (u1_sub_mb_num & 0x7) ? 1 : 0; |
1892 | 9.38k | u1_submb_col += u1_sub_mb_num; |
1893 | 9.38k | mv_index = u2_sub_mb_ofst + u1_submb_col; |
1894 | | |
1895 | | |
1896 | 9.38k | ps_direct->i4_mv_indices[i1_num_partitions] = mv_index; |
1897 | 9.38k | ps_direct->i1_submb_num[i1_num_partitions] = u1_sub_mb_num; |
1898 | 9.38k | ps_direct->i1_partitionsize[i1_num_partitions] = |
1899 | 9.38k | partition_size; |
1900 | 9.38k | i1_num_partitions++; |
1901 | 9.38k | if((pu1_col_zero_flag_start[u1_submb_col] & 1) |
1902 | 9.38k | != u1_init_colzero_flag) |
1903 | 1.98k | ps_direct->u1_col_zeroflag_change = 1; |
1904 | 9.38k | u1_sub_mb_num += 2; |
1905 | 9.38k | } |
1906 | 9.09k | u1_sub_mb_num = 8; /* move to second half of Cur MB */ |
1907 | 9.09k | u2_sub_mb_ofst += 16;/* move to next Colocated MB */ |
1908 | 9.09k | } |
1909 | 4.54k | ps_direct->i1_num_partitions = i1_num_partitions; |
1910 | 4.54k | return; |
1911 | 4.54k | } |
1912 | 309 | else |
1913 | 309 | { |
1914 | 309 | uc_sub_mb_num_col = u1_sub_mb_num | (u1_sub_mb_num >> 1); |
1915 | 309 | uc_sub_mb_num_col &= 0xb; |
1916 | 309 | u2_sub_mb_ofst += (u1_sub_mb_num >> 3) ? 16 : 0; |
1917 | | |
1918 | 309 | ps_direct->i4_mv_indices[0] = u2_sub_mb_ofst + uc_sub_mb_num_col; |
1919 | 309 | ps_direct->i1_submb_num[0] = u1_sub_mb_num; |
1920 | 309 | ps_direct->i1_partitionsize[0] = PRED_8x8; |
1921 | 309 | ps_direct->i1_num_partitions = 1; |
1922 | 309 | return; |
1923 | 309 | } |
1924 | 4.85k | } |
1925 | 11.4k | } |
1926 | | /*! |
1927 | | ************************************************************************** |
1928 | | * \if Function name : ih264d_cal_col_pic \endif |
1929 | | * |
1930 | | * \brief |
1931 | | * Finds the colocated picture. |
1932 | | * |
1933 | | * |
1934 | | * \return |
1935 | | * 0 on Success and Error code otherwise |
1936 | | ************************************************************************** |
1937 | | */ |
1938 | | WORD32 ih264d_cal_col_pic(dec_struct_t *ps_dec) |
1939 | 55.4k | { |
1940 | 55.4k | struct pic_buffer_t* ps_col_pic = ps_dec->ps_col_pic; |
1941 | 55.4k | UWORD8 uc_curpictype, uc_colpictype; |
1942 | 55.4k | ps_col_pic = ps_dec->ps_ref_pic_buf_lx[1][0]; |
1943 | 55.4k | uc_curpictype = (ps_dec->ps_cur_pic->u1_picturetype & 0x7); |
1944 | 55.4k | uc_colpictype = (ps_col_pic->u1_picturetype & 0x7); |
1945 | 55.4k | if(uc_curpictype == FRM_PIC) |
1946 | 52.8k | { |
1947 | 52.8k | if(uc_colpictype == FRM_PIC) |
1948 | 52.7k | ps_dec->pf_parse_mvdirect = ih264d_one_to_one; |
1949 | 96 | else if(uc_colpictype == COMP_FLD_PAIR) |
1950 | 51 | { |
1951 | 51 | ps_dec->pf_parse_mvdirect = ih264d_fld_to_frm; |
1952 | 51 | if(ps_col_pic->i4_top_field_order_cnt |
1953 | 51 | >= ps_col_pic->i4_bottom_field_order_cnt) |
1954 | 31 | { |
1955 | 31 | struct pic_buffer_t* ps_tempPic = ps_col_pic; |
1956 | 31 | UWORD32 ui_half_num_of_sub_mbs = ((ps_dec->u2_pic_ht |
1957 | 31 | * ps_dec->u2_pic_wd) >> 5); |
1958 | 31 | ps_col_pic = ps_dec->ps_ref_pic_buf_lx[1][MAX_REF_BUFS]; |
1959 | | /* memcpy ps_tempPic to ps_col_pic */ |
1960 | 31 | *ps_col_pic = *ps_tempPic; |
1961 | 31 | ps_col_pic->pu1_buf1 = ps_tempPic->pu1_buf1 |
1962 | 31 | + ps_tempPic->u2_frm_wd_y; |
1963 | 31 | ps_col_pic->pu1_buf2 = ps_tempPic->pu1_buf2 |
1964 | 31 | + ps_tempPic->u2_frm_wd_uv; |
1965 | 31 | ps_col_pic->pu1_buf3 = ps_tempPic->pu1_buf3 |
1966 | 31 | + ps_tempPic->u2_frm_wd_uv; |
1967 | 31 | ps_col_pic->pu1_col_zero_flag = ps_tempPic->pu1_col_zero_flag |
1968 | 31 | + ui_half_num_of_sub_mbs; |
1969 | 31 | ps_col_pic->ps_mv = ps_tempPic->ps_mv + ui_half_num_of_sub_mbs; |
1970 | | |
1971 | | |
1972 | 31 | ps_col_pic->u1_pic_type = 0;/*complementary reference field pair-refering as frame */ |
1973 | | |
1974 | | |
1975 | | |
1976 | 31 | } |
1977 | 51 | } |
1978 | 45 | else |
1979 | 45 | { |
1980 | 45 | UWORD32 i4_error_code; |
1981 | 45 | i4_error_code = ERROR_DBP_MANAGER_T; |
1982 | | // i4_error_code |= 1<<IVD_CORRUPTEDDATA; |
1983 | 45 | return i4_error_code; |
1984 | 45 | } |
1985 | 52.8k | } |
1986 | 2.55k | else if(uc_curpictype == AFRM_PIC) |
1987 | 347 | { |
1988 | 347 | ps_dec->pf_parse_mvdirect = ih264d_fld_to_mbaff; |
1989 | 347 | } |
1990 | 2.21k | else /* must be a field*/ |
1991 | 2.21k | { |
1992 | 2.21k | if(uc_colpictype == FRM_PIC) |
1993 | 556 | ps_dec->pf_parse_mvdirect = ih264d_frm_to_fld; |
1994 | 1.65k | else if(uc_colpictype == AFRM_PIC) |
1995 | 451 | ps_dec->pf_parse_mvdirect = ih264d_mbaff_to_fld; |
1996 | 1.20k | else |
1997 | 1.20k | ps_dec->pf_parse_mvdirect = ih264d_one_to_one; |
1998 | 2.21k | } |
1999 | 55.3k | ps_dec->ps_col_pic = ps_col_pic; |
2000 | 55.3k | return OK; |
2001 | 55.4k | } |
2002 | | |
2003 | | /*! |
2004 | | ************************************************************************** |
2005 | | * \if Function name : ih264d_frm_to_fld \endif |
2006 | | * |
2007 | | * \brief |
2008 | | * Initializes forward and backward refernce lists for B slice decoding. |
2009 | | * |
2010 | | * |
2011 | | * \return |
2012 | | * 0 on Success and Error code otherwise |
2013 | | ************************************************************************** |
2014 | | */ |
2015 | | void ih264d_frm_to_fld(dec_struct_t *ps_dec, |
2016 | | struct pic_buffer_t *ps_col_pic, |
2017 | | directmv_t *ps_direct, |
2018 | | UWORD8 u1_wd_x, |
2019 | | WORD32 u2_sub_mb_ofst, |
2020 | | dec_mb_info_t * ps_cur_mb_info) |
2021 | 23.2k | { |
2022 | 23.2k | UWORD8 *pu1_col_zero_flag_start, u1_sub_mb_num; |
2023 | 23.2k | UWORD8 u1_num_blks, u1_col_mb_pred_mode, uc_blk; |
2024 | 23.2k | UWORD8 i1_num_partitions = 0, partition_size, i; |
2025 | 23.2k | WORD32 mv_index; |
2026 | 23.2k | UWORD32 increment; |
2027 | 23.2k | WORD32 i4_force_8X8; |
2028 | 23.2k | UNUSED(ps_cur_mb_info); |
2029 | 23.2k | ps_direct->u1_col_zeroflag_change = 1; |
2030 | 23.2k | ps_direct->u1_vert_mv_scale = FRM_TO_FLD; |
2031 | 23.2k | u1_sub_mb_num = ps_dec->u1_sub_mb_num; |
2032 | | |
2033 | | /* new calculation specific to this function */ |
2034 | 23.2k | if((ps_col_pic->u1_picturetype & 0x7) == FRM_PIC) |
2035 | 17.7k | { |
2036 | 17.7k | UWORD16 u2_frm_wd_in_mbs = ps_dec->u2_frm_wd_in_mbs; |
2037 | 17.7k | increment = (u2_frm_wd_in_mbs << 4); |
2038 | | /*mbAddrCol = mbAddrCol1 */ |
2039 | 17.7k | u2_sub_mb_ofst = (ps_dec->u2_mbx |
2040 | 17.7k | + (2 * ps_dec->u2_mby * u2_frm_wd_in_mbs)) << 4; |
2041 | 17.7k | } |
2042 | 5.54k | else |
2043 | 5.54k | increment = 16; |
2044 | | |
2045 | 23.2k | if(u1_wd_x == MB_SIZE) |
2046 | 23.2k | { |
2047 | 23.2k | ps_dec->u1_currB_type = 1; |
2048 | | |
2049 | 23.2k | { |
2050 | 23.2k | UWORD8 *puc_colZeroFlagStart_bot_mb, uc_colMbPredMode_bot_mb; |
2051 | | |
2052 | 23.2k | pu1_col_zero_flag_start = ps_col_pic->pu1_col_zero_flag |
2053 | 23.2k | + u2_sub_mb_ofst; |
2054 | 23.2k | u1_col_mb_pred_mode = (*pu1_col_zero_flag_start >> 6); |
2055 | | |
2056 | 23.2k | puc_colZeroFlagStart_bot_mb = ps_col_pic->pu1_col_zero_flag |
2057 | 23.2k | + u2_sub_mb_ofst + increment; |
2058 | 23.2k | uc_colMbPredMode_bot_mb = (*puc_colZeroFlagStart_bot_mb >> 6); |
2059 | | |
2060 | 23.2k | i4_force_8X8 = (u1_col_mb_pred_mode & 0x2) |
2061 | 23.1k | || (uc_colMbPredMode_bot_mb & 0x2); |
2062 | | |
2063 | 23.2k | if(i4_force_8X8) |
2064 | 58 | { |
2065 | 58 | u1_num_blks = 2; |
2066 | 58 | partition_size = PRED_8x8; |
2067 | 58 | } |
2068 | 23.1k | else |
2069 | 23.1k | { |
2070 | 23.1k | partition_size = PRED_16x8; |
2071 | 23.1k | u1_num_blks = 1; |
2072 | 23.1k | } |
2073 | 23.2k | } |
2074 | | |
2075 | | /*As this mb is derived from 2 Mbs, min no of partitions = 2*/ |
2076 | 69.6k | for(i = 0; i < 2; i++) |
2077 | 46.4k | { |
2078 | 93.0k | for(uc_blk = 0; uc_blk < u1_num_blks; uc_blk++) |
2079 | 46.5k | { |
2080 | 46.5k | mv_index = u2_sub_mb_ofst + u1_sub_mb_num; |
2081 | 46.5k | mv_index += (u1_sub_mb_num & 0x7) ? 1 : 0; |
2082 | | |
2083 | 46.5k | ps_direct->i4_mv_indices[i1_num_partitions] = mv_index; |
2084 | 46.5k | ps_direct->i1_submb_num[i1_num_partitions] = u1_sub_mb_num; |
2085 | 46.5k | ps_direct->i1_partitionsize[i1_num_partitions] = partition_size; |
2086 | 46.5k | i1_num_partitions++; |
2087 | | |
2088 | 46.5k | u1_sub_mb_num += 2; |
2089 | 46.5k | } |
2090 | 46.4k | u1_sub_mb_num = 8; /* move to second half of Cur MB */ |
2091 | 46.4k | u2_sub_mb_ofst += increment;/* move to next Colocated MB */ |
2092 | 46.4k | } |
2093 | 23.2k | ps_direct->i1_num_partitions = i1_num_partitions; |
2094 | 23.2k | return; |
2095 | 23.2k | } |
2096 | 34 | else |
2097 | 34 | { |
2098 | 34 | UWORD8 u1_sub_mb_num_col; |
2099 | 34 | u1_sub_mb_num_col = u1_sub_mb_num | (u1_sub_mb_num >> 1); |
2100 | 34 | u1_sub_mb_num_col &= 0xb; |
2101 | 34 | u2_sub_mb_ofst += (u1_sub_mb_num >> 3) ? increment : 0; |
2102 | | |
2103 | 34 | ps_direct->i4_mv_indices[0] = u2_sub_mb_ofst + u1_sub_mb_num_col; |
2104 | 34 | ps_direct->i1_submb_num[0] = u1_sub_mb_num; |
2105 | 34 | ps_direct->i1_partitionsize[0] = PRED_8x8; |
2106 | 34 | ps_direct->i1_num_partitions = 1; |
2107 | 34 | return; |
2108 | 34 | } |
2109 | 23.2k | } |
2110 | | /*! |
2111 | | ************************************************************************** |
2112 | | * \if Function name : ih264d_fld_to_frm \endif |
2113 | | * |
2114 | | * \brief |
2115 | | * Initializes forward and backward refernce lists for B slice decoding. |
2116 | | * |
2117 | | * |
2118 | | * \return |
2119 | | * 0 on Success and Error code otherwise |
2120 | | ************************************************************************** |
2121 | | */ |
2122 | | void ih264d_fld_to_frm(dec_struct_t *ps_dec, |
2123 | | struct pic_buffer_t *ps_col_pic, |
2124 | | directmv_t *ps_direct, |
2125 | | UWORD8 u1_wd_x, |
2126 | | WORD32 u2_sub_mb_ofst, |
2127 | | dec_mb_info_t * ps_cur_mb_info) |
2128 | 23.8k | { |
2129 | 23.8k | UWORD8 *pu1_col_zero_flag_start, *pu1_col_zero_flag, |
2130 | 23.8k | *pu1_col_zero_flag_right_half, u1_sub_mb_num, uc_sub_mb_num_col; |
2131 | 23.8k | UWORD8 u1_col_mb_pred_mode, uc_blk; |
2132 | 23.8k | WORD32 i4_force_8X8; |
2133 | | |
2134 | 23.8k | UNUSED(ps_cur_mb_info); |
2135 | 23.8k | ps_direct->u1_vert_mv_scale = FLD_TO_FRM; |
2136 | 23.8k | ps_direct->u1_col_zeroflag_change = 1; |
2137 | | /* new calculation specific to this function for u2_sub_mb_ofst*/ |
2138 | 23.8k | u2_sub_mb_ofst = (ps_dec->u2_mbx |
2139 | 23.8k | + ((ps_dec->u2_mby >> 1) * ps_dec->u2_frm_wd_in_mbs)) << 4; |
2140 | 23.8k | u2_sub_mb_ofst += ((ps_dec->u2_mby & 1) << 3); |
2141 | | |
2142 | 23.8k | if(u1_wd_x == MB_SIZE) |
2143 | 23.5k | { |
2144 | 23.5k | pu1_col_zero_flag_start = ps_col_pic->pu1_col_zero_flag + u2_sub_mb_ofst; |
2145 | 23.5k | u1_col_mb_pred_mode = (*pu1_col_zero_flag_start >> 6); |
2146 | 23.5k | ps_dec->u1_currB_type = (!!u1_col_mb_pred_mode); |
2147 | | |
2148 | 23.5k | if(u1_col_mb_pred_mode & 0x2) |
2149 | 217 | { |
2150 | 217 | if(u1_col_mb_pred_mode == PRED_8x16) |
2151 | 9 | { |
2152 | 9 | ps_direct->i1_num_partitions = 2; |
2153 | 9 | ps_direct->i4_mv_indices[0] = u2_sub_mb_ofst; |
2154 | 9 | ps_direct->i1_submb_num[0] = 0; |
2155 | 9 | ps_direct->i1_partitionsize[0] = PRED_8x16; |
2156 | 9 | ps_direct->i4_mv_indices[1] = u2_sub_mb_ofst + 2; |
2157 | 9 | ps_direct->i1_submb_num[1] = 2; |
2158 | 9 | ps_direct->i1_partitionsize[1] = PRED_8x16; |
2159 | 9 | } |
2160 | 208 | else |
2161 | 208 | { |
2162 | 208 | UWORD8 i1_num_partitions = 0, partition_size; |
2163 | 208 | UWORD32 mv_index; |
2164 | 208 | UWORD8 u1_num_sub_blks, i, u1_col_sub_mb_pred_mode, |
2165 | 208 | u1_col_sub_mb_pred_mode_rt; |
2166 | | |
2167 | 208 | u1_sub_mb_num = ps_dec->u1_sub_mb_num; |
2168 | | |
2169 | 208 | pu1_col_zero_flag = pu1_col_zero_flag_start + u1_sub_mb_num; |
2170 | 208 | u1_col_sub_mb_pred_mode = (*pu1_col_zero_flag & 0x10);/* 8x4 or 4x4 mode */ |
2171 | | |
2172 | 208 | pu1_col_zero_flag_right_half = pu1_col_zero_flag_start + u1_sub_mb_num |
2173 | 208 | + 2; |
2174 | 208 | u1_col_sub_mb_pred_mode_rt = (*pu1_col_zero_flag_right_half |
2175 | 208 | & 0x10);/* 8x4 or 4x4 mode */ |
2176 | | |
2177 | 208 | i4_force_8X8 = (u1_col_sub_mb_pred_mode) |
2178 | 157 | || (u1_col_sub_mb_pred_mode_rt); |
2179 | 208 | if(i4_force_8X8) |
2180 | 92 | { |
2181 | 92 | u1_num_sub_blks = 2; |
2182 | 92 | partition_size = PRED_8x8; |
2183 | 92 | } |
2184 | 116 | else |
2185 | 116 | { |
2186 | 116 | partition_size = PRED_8x16; |
2187 | 116 | u1_num_sub_blks = 1; |
2188 | 116 | } |
2189 | | |
2190 | 624 | for(i = 0; i < 2; i++) |
2191 | 416 | { |
2192 | 1.01k | for(uc_blk = 0; uc_blk < u1_num_sub_blks; uc_blk++) |
2193 | 600 | { |
2194 | 600 | uc_sub_mb_num_col = u1_sub_mb_num | (u1_sub_mb_num >> 1); |
2195 | 600 | uc_sub_mb_num_col &= 0x7; |
2196 | 600 | mv_index = u2_sub_mb_ofst + uc_sub_mb_num_col; |
2197 | | |
2198 | 600 | ps_direct->i4_mv_indices[i1_num_partitions] = mv_index; |
2199 | 600 | ps_direct->i1_submb_num[i1_num_partitions] = |
2200 | 600 | u1_sub_mb_num; |
2201 | 600 | ps_direct->i1_partitionsize[i1_num_partitions] = |
2202 | 600 | partition_size; |
2203 | 600 | i1_num_partitions++; |
2204 | 600 | u1_sub_mb_num += 8; |
2205 | 600 | } |
2206 | | |
2207 | 416 | u1_sub_mb_num = 2; /* move to second half of Cur MB */ |
2208 | | |
2209 | 416 | } |
2210 | 208 | ps_direct->i1_num_partitions = i1_num_partitions; |
2211 | 208 | return; |
2212 | 208 | } |
2213 | 217 | } |
2214 | 23.3k | else |
2215 | 23.3k | { |
2216 | 23.3k | ps_direct->i1_num_partitions = 1; |
2217 | 23.3k | ps_direct->i4_mv_indices[0] = u2_sub_mb_ofst; |
2218 | 23.3k | ps_direct->i1_submb_num[0] = 0; |
2219 | 23.3k | ps_direct->i1_partitionsize[0] = PRED_16x16; |
2220 | 23.3k | return; |
2221 | 23.3k | } |
2222 | 23.5k | } |
2223 | 307 | else |
2224 | 307 | { |
2225 | 307 | u1_sub_mb_num = ps_dec->u1_sub_mb_num; |
2226 | 307 | uc_sub_mb_num_col = u1_sub_mb_num | (u1_sub_mb_num >> 1); |
2227 | 307 | uc_sub_mb_num_col &= 0x7; |
2228 | | |
2229 | 307 | ps_direct->i4_mv_indices[0] = u2_sub_mb_ofst + uc_sub_mb_num_col; |
2230 | 307 | ps_direct->i1_submb_num[0] = u1_sub_mb_num; |
2231 | 307 | ps_direct->i1_partitionsize[0] = PRED_8x8; |
2232 | 307 | ps_direct->i1_num_partitions = 1; |
2233 | 307 | } |
2234 | 23.8k | } |
2235 | | /*! |
2236 | | ************************************************************************** |
2237 | | * \if Function name : ih264d_one_to_one \endif |
2238 | | * |
2239 | | * \brief |
2240 | | * Initializes forward and backward refernce lists for B slice decoding. |
2241 | | * |
2242 | | * |
2243 | | * \return |
2244 | | * 0 on Success and Error code otherwise |
2245 | | ************************************************************************** |
2246 | | */ |
2247 | | void ih264d_mbaff_to_fld(dec_struct_t *ps_dec, |
2248 | | struct pic_buffer_t *ps_col_pic, |
2249 | | directmv_t *ps_direct, |
2250 | | UWORD8 u1_wd_x, |
2251 | | WORD32 u2_sub_mb_ofst, |
2252 | | dec_mb_info_t * ps_cur_mb_info) |
2253 | 6.04k | { |
2254 | 6.04k | UWORD8* pu1_col_zero_flag, u1_iscol_mb_fld; |
2255 | 6.04k | u2_sub_mb_ofst <<= 1; |
2256 | 6.04k | pu1_col_zero_flag = ps_col_pic->pu1_col_zero_flag + u2_sub_mb_ofst; |
2257 | 6.04k | u1_iscol_mb_fld = (*pu1_col_zero_flag & 0x2) >> 1; |
2258 | 6.04k | if(u1_iscol_mb_fld) |
2259 | 496 | { |
2260 | 496 | u2_sub_mb_ofst += (ps_dec->ps_cur_slice->u1_bottom_field_flag << 4); |
2261 | 496 | ih264d_one_to_one(ps_dec, ps_col_pic, ps_direct, u1_wd_x, |
2262 | 496 | u2_sub_mb_ofst, ps_cur_mb_info); |
2263 | 496 | } |
2264 | 5.54k | else |
2265 | 5.54k | ih264d_frm_to_fld(ps_dec, ps_col_pic, ps_direct, u1_wd_x, |
2266 | 5.54k | u2_sub_mb_ofst, ps_cur_mb_info); |
2267 | 6.04k | } |
2268 | | /*! |
2269 | | ************************************************************************** |
2270 | | * \if Function name : ih264d_one_to_one \endif |
2271 | | * |
2272 | | * \brief |
2273 | | * Initializes forward and backward refernce lists for B slice decoding. |
2274 | | * |
2275 | | * |
2276 | | * \return |
2277 | | * 0 on Success and Error code otherwise |
2278 | | ************************************************************************** |
2279 | | */ |
2280 | | void ih264d_fld_to_mbaff(dec_struct_t *ps_dec, |
2281 | | struct pic_buffer_t *ps_col_pic, |
2282 | | directmv_t *ps_direct, |
2283 | | UWORD8 u1_wd_x, |
2284 | | WORD32 u2_sub_mb_ofst, |
2285 | | dec_mb_info_t * ps_cur_mb_info) |
2286 | 15.9k | { |
2287 | 15.9k | if((ps_col_pic->u1_picturetype & 0x7) == COMP_FLD_PAIR) |
2288 | 6.96k | { |
2289 | | /* first calculate the colocated picture which varies with Mb */ |
2290 | 6.96k | UWORD8 u1_is_cur_mb_fld; |
2291 | 6.96k | u1_is_cur_mb_fld = ps_cur_mb_info->u1_mb_field_decodingflag; |
2292 | 6.96k | u2_sub_mb_ofst = (u2_sub_mb_ofst & 0xffe0); /* mbaddrCol5 = curmbaddr/2;*/ |
2293 | 6.96k | u2_sub_mb_ofst >>= 1; |
2294 | | |
2295 | 6.96k | ps_col_pic = ps_dec->ps_ref_pic_buf_lx[1][0]; |
2296 | 6.96k | if(u1_is_cur_mb_fld) |
2297 | 457 | { |
2298 | 457 | if(1 - ps_cur_mb_info->u1_topmb) |
2299 | 223 | ps_col_pic = ps_dec->ps_ref_pic_buf_lx[1][MAX_REF_BUFS]; |
2300 | | |
2301 | 457 | ih264d_one_to_one(ps_dec, ps_col_pic, ps_direct, u1_wd_x, |
2302 | 457 | u2_sub_mb_ofst, ps_cur_mb_info); |
2303 | 457 | } |
2304 | 6.50k | else |
2305 | 6.50k | { |
2306 | | |
2307 | 6.50k | if(ABS(ps_col_pic->i4_top_field_order_cnt |
2308 | 6.50k | - (WORD64)ps_dec->ps_cur_pic->i4_poc) >= |
2309 | 6.50k | ABS((WORD64)ps_dec->ps_cur_pic->i4_poc |
2310 | 6.50k | - ps_col_pic->i4_bottom_field_order_cnt)) |
2311 | 6.49k | { |
2312 | 6.49k | ps_col_pic = ps_dec->ps_ref_pic_buf_lx[1][MAX_REF_BUFS]; |
2313 | 6.49k | } |
2314 | | |
2315 | 6.50k | if(ps_cur_mb_info->u1_topmb == 0) |
2316 | 3.22k | u2_sub_mb_ofst += 8; |
2317 | 6.50k | ih264d_mbaff_cross_pmbair(ps_dec, ps_col_pic, ps_direct, u1_wd_x, |
2318 | 6.50k | u2_sub_mb_ofst, ps_cur_mb_info); |
2319 | 6.50k | } |
2320 | 6.96k | ps_dec->ps_col_pic = ps_col_pic; |
2321 | 6.96k | } |
2322 | 8.97k | else |
2323 | 8.97k | { |
2324 | 8.97k | UWORD8* pu1_col_zero_flag = ps_col_pic->pu1_col_zero_flag |
2325 | 8.97k | + u2_sub_mb_ofst; |
2326 | 8.97k | UWORD8 temp, u1_is_cur_mb_fld, u1_iscol_mb_fld; |
2327 | | |
2328 | 8.97k | u1_iscol_mb_fld = (*pu1_col_zero_flag & 0x2) >> 1; |
2329 | 8.97k | u1_is_cur_mb_fld = ps_cur_mb_info->u1_mb_field_decodingflag; |
2330 | 8.97k | temp = (u1_iscol_mb_fld ^ u1_is_cur_mb_fld); |
2331 | | |
2332 | 8.97k | if(temp == 0) |
2333 | 4.06k | ih264d_one_to_one(ps_dec, ps_col_pic, ps_direct, u1_wd_x, |
2334 | 4.06k | u2_sub_mb_ofst, ps_cur_mb_info); |
2335 | 4.91k | else |
2336 | 4.91k | { |
2337 | 4.91k | u2_sub_mb_ofst &= 0xffef; |
2338 | 4.91k | if(u1_is_cur_mb_fld == 0) |
2339 | 53 | { |
2340 | 53 | if(ABS(ps_col_pic->i4_top_field_order_cnt |
2341 | 53 | - (WORD64)ps_dec->ps_cur_pic->i4_poc) >= |
2342 | 53 | ABS((WORD64)ps_dec->ps_cur_pic->i4_poc |
2343 | 53 | - ps_col_pic->i4_bottom_field_order_cnt)) |
2344 | 37 | { |
2345 | 37 | u2_sub_mb_ofst += 0x10; |
2346 | 37 | } |
2347 | 53 | if(ps_cur_mb_info->u1_topmb == 0) |
2348 | 29 | u2_sub_mb_ofst += 8; |
2349 | 53 | } |
2350 | 4.91k | ih264d_mbaff_cross_pmbair(ps_dec, ps_col_pic, ps_direct, u1_wd_x, |
2351 | 4.91k | u2_sub_mb_ofst, ps_cur_mb_info); |
2352 | 4.91k | } |
2353 | 8.97k | } |
2354 | 15.9k | } |
2355 | | |