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26b4fe82 AJ |
1 | /* |
2 | * H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder | |
3 | * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> | |
4 | * | |
5 | * This file is part of FFmpeg. | |
6 | * | |
7 | * FFmpeg is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU Lesser General Public | |
9 | * License as published by the Free Software Foundation; either | |
10 | * version 2.1 of the License, or (at your option) any later version. | |
11 | * | |
12 | * FFmpeg is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * Lesser General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU Lesser General Public | |
18 | * License along with FFmpeg; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
26b4fe82 AJ |
20 | */ |
21 | ||
22 | /** | |
bad5537e | 23 | * @file libavcodec/h264.h |
26b4fe82 AJ |
24 | * H.264 / AVC / MPEG4 part10 codec. |
25 | * @author Michael Niedermayer <michaelni@gmx.at> | |
26 | */ | |
27 | ||
98790382 SS |
28 | #ifndef AVCODEC_H264_H |
29 | #define AVCODEC_H264_H | |
26b4fe82 AJ |
30 | |
31 | #include "dsputil.h" | |
32 | #include "cabac.h" | |
33 | #include "mpegvideo.h" | |
c92a30bb | 34 | #include "h264pred.h" |
e1e94902 | 35 | #include "rectangle.h" |
26b4fe82 AJ |
36 | |
37 | #define interlaced_dct interlaced_dct_is_a_bad_name | |
90b5b51e | 38 | #define mb_intra mb_intra_is_not_initialized_see_mb_type |
26b4fe82 AJ |
39 | |
40 | #define LUMA_DC_BLOCK_INDEX 25 | |
41 | #define CHROMA_DC_BLOCK_INDEX 26 | |
42 | ||
43 | #define CHROMA_DC_COEFF_TOKEN_VLC_BITS 8 | |
44 | #define COEFF_TOKEN_VLC_BITS 8 | |
45 | #define TOTAL_ZEROS_VLC_BITS 9 | |
46 | #define CHROMA_DC_TOTAL_ZEROS_VLC_BITS 3 | |
47 | #define RUN_VLC_BITS 3 | |
48 | #define RUN7_VLC_BITS 6 | |
49 | ||
50 | #define MAX_SPS_COUNT 32 | |
51 | #define MAX_PPS_COUNT 256 | |
52 | ||
53 | #define MAX_MMCO_COUNT 66 | |
54 | ||
64b9d48f AS |
55 | #define MAX_DELAYED_PIC_COUNT 16 |
56 | ||
26b4fe82 AJ |
57 | /* Compiling in interlaced support reduces the speed |
58 | * of progressive decoding by about 2%. */ | |
59 | #define ALLOW_INTERLACE | |
60 | ||
0af6967e MN |
61 | #define ALLOW_NOCHROMA |
62 | ||
b735aeea MN |
63 | /** |
64 | * The maximum number of slices supported by the decoder. | |
65 | * must be a power of 2 | |
66 | */ | |
67 | #define MAX_SLICES 16 | |
68 | ||
26b4fe82 AJ |
69 | #ifdef ALLOW_INTERLACE |
70 | #define MB_MBAFF h->mb_mbaff | |
71 | #define MB_FIELD h->mb_field_decoding_flag | |
72 | #define FRAME_MBAFF h->mb_aff_frame | |
d6c52130 | 73 | #define FIELD_PICTURE (s->picture_structure != PICT_FRAME) |
26b4fe82 AJ |
74 | #else |
75 | #define MB_MBAFF 0 | |
76 | #define MB_FIELD 0 | |
77 | #define FRAME_MBAFF 0 | |
bbb3edb8 | 78 | #define FIELD_PICTURE 0 |
26b4fe82 AJ |
79 | #undef IS_INTERLACED |
80 | #define IS_INTERLACED(mb_type) 0 | |
81 | #endif | |
f3e53d9f | 82 | #define FIELD_OR_MBAFF_PICTURE (FRAME_MBAFF || FIELD_PICTURE) |
26b4fe82 | 83 | |
0af6967e MN |
84 | #ifdef ALLOW_NOCHROMA |
85 | #define CHROMA h->sps.chroma_format_idc | |
86 | #else | |
87 | #define CHROMA 1 | |
88 | #endif | |
89 | ||
ddd60f28 MN |
90 | #ifndef CABAC |
91 | #define CABAC h->pps.cabac | |
92 | #endif | |
93 | ||
44ee6135 MN |
94 | #define EXTENDED_SAR 255 |
95 | ||
ce9ff9cc DB |
96 | #define MB_TYPE_REF0 MB_TYPE_ACPRED //dirty but it fits in 16 bit |
97 | #define MB_TYPE_8x8DCT 0x01000000 | |
98 | #define IS_REF0(a) ((a) & MB_TYPE_REF0) | |
99 | #define IS_8x8DCT(a) ((a) & MB_TYPE_8x8DCT) | |
100 | ||
ea6f00c4 MN |
101 | /** |
102 | * Value of Picture.reference when Picture is not a reference picture, but | |
103 | * is held for delayed output. | |
104 | */ | |
105 | #define DELAYED_PIC_REF 4 | |
106 | ||
107 | ||
44ee6135 MN |
108 | /* NAL unit types */ |
109 | enum { | |
2791c608 MN |
110 | NAL_SLICE=1, |
111 | NAL_DPA, | |
112 | NAL_DPB, | |
113 | NAL_DPC, | |
114 | NAL_IDR_SLICE, | |
115 | NAL_SEI, | |
116 | NAL_SPS, | |
117 | NAL_PPS, | |
118 | NAL_AUD, | |
119 | NAL_END_SEQUENCE, | |
120 | NAL_END_STREAM, | |
121 | NAL_FILLER_DATA, | |
122 | NAL_SPS_EXT, | |
123 | NAL_AUXILIARY_SLICE=19 | |
44ee6135 MN |
124 | }; |
125 | ||
26b4fe82 | 126 | /** |
dd02ea11 IS |
127 | * SEI message types |
128 | */ | |
129 | typedef enum { | |
2ea89d92 | 130 | SEI_BUFFERING_PERIOD = 0, ///< buffering period (H.264, D.1.1) |
dd02ea11 IS |
131 | SEI_TYPE_PIC_TIMING = 1, ///< picture timing |
132 | SEI_TYPE_USER_DATA_UNREGISTERED = 5, ///< unregistered user data | |
133 | SEI_TYPE_RECOVERY_POINT = 6 ///< recovery point (frame # to decoder sync) | |
134 | } SEI_Type; | |
135 | ||
136 | /** | |
b09a7c05 AÖ |
137 | * pic_struct in picture timing SEI message |
138 | */ | |
139 | typedef enum { | |
140 | SEI_PIC_STRUCT_FRAME = 0, ///< 0: %frame | |
141 | SEI_PIC_STRUCT_TOP_FIELD = 1, ///< 1: top field | |
142 | SEI_PIC_STRUCT_BOTTOM_FIELD = 2, ///< 2: bottom field | |
143 | SEI_PIC_STRUCT_TOP_BOTTOM = 3, ///< 3: top field, bottom field, in that order | |
144 | SEI_PIC_STRUCT_BOTTOM_TOP = 4, ///< 4: bottom field, top field, in that order | |
145 | SEI_PIC_STRUCT_TOP_BOTTOM_TOP = 5, ///< 5: top field, bottom field, top field repeated, in that order | |
146 | SEI_PIC_STRUCT_BOTTOM_TOP_BOTTOM = 6, ///< 6: bottom field, top field, bottom field repeated, in that order | |
147 | SEI_PIC_STRUCT_FRAME_DOUBLING = 7, ///< 7: %frame doubling | |
148 | SEI_PIC_STRUCT_FRAME_TRIPLING = 8 ///< 8: %frame tripling | |
149 | } SEI_PicStructType; | |
150 | ||
151 | /** | |
26b4fe82 AJ |
152 | * Sequence parameter set |
153 | */ | |
154 | typedef struct SPS{ | |
155 | ||
156 | int profile_idc; | |
157 | int level_idc; | |
0af6967e | 158 | int chroma_format_idc; |
26b4fe82 AJ |
159 | int transform_bypass; ///< qpprime_y_zero_transform_bypass_flag |
160 | int log2_max_frame_num; ///< log2_max_frame_num_minus4 + 4 | |
161 | int poc_type; ///< pic_order_cnt_type | |
162 | int log2_max_poc_lsb; ///< log2_max_pic_order_cnt_lsb_minus4 | |
163 | int delta_pic_order_always_zero_flag; | |
164 | int offset_for_non_ref_pic; | |
165 | int offset_for_top_to_bottom_field; | |
166 | int poc_cycle_length; ///< num_ref_frames_in_pic_order_cnt_cycle | |
167 | int ref_frame_count; ///< num_ref_frames | |
168 | int gaps_in_frame_num_allowed_flag; | |
bcc3476c JD |
169 | int mb_width; ///< pic_width_in_mbs_minus1 + 1 |
170 | int mb_height; ///< pic_height_in_map_units_minus1 + 1 | |
26b4fe82 AJ |
171 | int frame_mbs_only_flag; |
172 | int mb_aff; ///<mb_adaptive_frame_field_flag | |
173 | int direct_8x8_inference_flag; | |
174 | int crop; ///< frame_cropping_flag | |
59eeddf0 MN |
175 | unsigned int crop_left; ///< frame_cropping_rect_left_offset |
176 | unsigned int crop_right; ///< frame_cropping_rect_right_offset | |
177 | unsigned int crop_top; ///< frame_cropping_rect_top_offset | |
178 | unsigned int crop_bottom; ///< frame_cropping_rect_bottom_offset | |
26b4fe82 AJ |
179 | int vui_parameters_present_flag; |
180 | AVRational sar; | |
c4dffe7e DC |
181 | int video_signal_type_present_flag; |
182 | int full_range; | |
183 | int colour_description_present_flag; | |
184 | enum AVColorPrimaries color_primaries; | |
185 | enum AVColorTransferCharacteristic color_trc; | |
186 | enum AVColorSpace colorspace; | |
26b4fe82 AJ |
187 | int timing_info_present_flag; |
188 | uint32_t num_units_in_tick; | |
189 | uint32_t time_scale; | |
190 | int fixed_frame_rate_flag; | |
191 | short offset_for_ref_frame[256]; //FIXME dyn aloc? | |
192 | int bitstream_restriction_flag; | |
193 | int num_reorder_frames; | |
194 | int scaling_matrix_present; | |
195 | uint8_t scaling_matrix4[6][16]; | |
196 | uint8_t scaling_matrix8[2][64]; | |
b09a7c05 AÖ |
197 | int nal_hrd_parameters_present_flag; |
198 | int vcl_hrd_parameters_present_flag; | |
199 | int pic_struct_present_flag; | |
200 | int time_offset_length; | |
24a414e0 | 201 | int cpb_cnt; ///< See H.264 E.1.2 |
82e38c29 | 202 | int initial_cpb_removal_delay_length; ///< initial_cpb_removal_delay_length_minus1 +1 |
b09a7c05 AÖ |
203 | int cpb_removal_delay_length; ///< cpb_removal_delay_length_minus1 + 1 |
204 | int dpb_output_delay_length; ///< dpb_output_delay_length_minus1 + 1 | |
cb99c652 GB |
205 | int bit_depth_luma; ///< bit_depth_luma_minus8 + 8 |
206 | int bit_depth_chroma; ///< bit_depth_chroma_minus8 + 8 | |
207 | int residual_color_transform_flag; ///< residual_colour_transform_flag | |
26b4fe82 AJ |
208 | }SPS; |
209 | ||
210 | /** | |
211 | * Picture parameter set | |
212 | */ | |
213 | typedef struct PPS{ | |
214 | unsigned int sps_id; | |
215 | int cabac; ///< entropy_coding_mode_flag | |
216 | int pic_order_present; ///< pic_order_present_flag | |
217 | int slice_group_count; ///< num_slice_groups_minus1 + 1 | |
218 | int mb_slice_group_map_type; | |
219 | unsigned int ref_count[2]; ///< num_ref_idx_l0/1_active_minus1 + 1 | |
220 | int weighted_pred; ///< weighted_pred_flag | |
221 | int weighted_bipred_idc; | |
222 | int init_qp; ///< pic_init_qp_minus26 + 26 | |
223 | int init_qs; ///< pic_init_qs_minus26 + 26 | |
4691a77d | 224 | int chroma_qp_index_offset[2]; |
26b4fe82 AJ |
225 | int deblocking_filter_parameters_present; ///< deblocking_filter_parameters_present_flag |
226 | int constrained_intra_pred; ///< constrained_intra_pred_flag | |
227 | int redundant_pic_cnt_present; ///< redundant_pic_cnt_present_flag | |
228 | int transform_8x8_mode; ///< transform_8x8_mode_flag | |
229 | uint8_t scaling_matrix4[6][16]; | |
230 | uint8_t scaling_matrix8[2][64]; | |
5a78bfbd | 231 | uint8_t chroma_qp_table[2][64]; ///< pre-scaled (with chroma_qp_index_offset) version of qp_table |
4691a77d | 232 | int chroma_qp_diff; |
26b4fe82 AJ |
233 | }PPS; |
234 | ||
235 | /** | |
236 | * Memory management control operation opcode. | |
237 | */ | |
238 | typedef enum MMCOOpcode{ | |
239 | MMCO_END=0, | |
240 | MMCO_SHORT2UNUSED, | |
241 | MMCO_LONG2UNUSED, | |
242 | MMCO_SHORT2LONG, | |
243 | MMCO_SET_MAX_LONG, | |
244 | MMCO_RESET, | |
245 | MMCO_LONG, | |
246 | } MMCOOpcode; | |
247 | ||
248 | /** | |
249 | * Memory management control operation. | |
250 | */ | |
251 | typedef struct MMCO{ | |
252 | MMCOOpcode opcode; | |
0d0447ea JD |
253 | int short_pic_num; ///< pic_num without wrapping (pic_num & max_pic_num) |
254 | int long_arg; ///< index, pic_num, or num long refs depending on opcode | |
26b4fe82 AJ |
255 | } MMCO; |
256 | ||
257 | /** | |
258 | * H264Context | |
259 | */ | |
260 | typedef struct H264Context{ | |
261 | MpegEncContext s; | |
262 | int nal_ref_idc; | |
263 | int nal_unit_type; | |
24456882 AÖ |
264 | uint8_t *rbsp_buffer[2]; |
265 | unsigned int rbsp_buffer_size[2]; | |
26b4fe82 AJ |
266 | |
267 | /** | |
268 | * Used to parse AVC variant of h264 | |
269 | */ | |
270 | int is_avc; ///< this flag is != 0 if codec is avc1 | |
271 | int got_avcC; ///< flag used to parse avcC data only once | |
272 | int nal_length_size; ///< Number of bytes used for nal length (1, 2 or 4) | |
273 | ||
4691a77d | 274 | int chroma_qp[2]; //QPc |
26b4fe82 | 275 | |
2e36c931 MN |
276 | int qp_thresh; ///< QP threshold to skip loopfilter |
277 | ||
26b4fe82 AJ |
278 | int prev_mb_skipped; |
279 | int next_mb_skipped; | |
280 | ||
281 | //prediction stuff | |
282 | int chroma_pred_mode; | |
283 | int intra16x16_pred_mode; | |
284 | ||
285 | int top_mb_xy; | |
286 | int left_mb_xy[2]; | |
287 | ||
99344d43 MN |
288 | int top_type; |
289 | int left_type[2]; | |
290 | ||
26b4fe82 AJ |
291 | int8_t intra4x4_pred_mode_cache[5*8]; |
292 | int8_t (*intra4x4_pred_mode)[8]; | |
c92a30bb | 293 | H264PredContext hpc; |
26b4fe82 AJ |
294 | unsigned int topleft_samples_available; |
295 | unsigned int top_samples_available; | |
296 | unsigned int topright_samples_available; | |
297 | unsigned int left_samples_available; | |
298 | uint8_t (*top_borders[2])[16+2*8]; | |
299 | uint8_t left_border[2*(17+2*9)]; | |
300 | ||
301 | /** | |
302 | * non zero coeff count cache. | |
303 | * is 64 if not available. | |
304 | */ | |
c6727809 | 305 | DECLARE_ALIGNED_8(uint8_t, non_zero_count_cache)[6*8]; |
b6303e6d MN |
306 | |
307 | /* | |
308 | .UU.YYYY | |
309 | .UU.YYYY | |
310 | .vv.YYYY | |
311 | .VV.YYYY | |
312 | */ | |
c988f975 | 313 | uint8_t (*non_zero_count)[32]; |
26b4fe82 AJ |
314 | |
315 | /** | |
316 | * Motion vector cache. | |
317 | */ | |
0b69d625 | 318 | DECLARE_ALIGNED_16(int16_t, mv_cache)[2][5*8][2]; |
c6727809 | 319 | DECLARE_ALIGNED_8(int8_t, ref_cache)[2][5*8]; |
26b4fe82 AJ |
320 | #define LIST_NOT_USED -1 //FIXME rename? |
321 | #define PART_NOT_AVAILABLE -2 | |
322 | ||
323 | /** | |
324 | * is 1 if the specific list MV&references are set to 0,0,-2. | |
325 | */ | |
326 | int mv_cache_clean[2]; | |
327 | ||
328 | /** | |
329 | * number of neighbors (top and/or left) that used 8x8 dct | |
330 | */ | |
331 | int neighbor_transform_size; | |
332 | ||
333 | /** | |
334 | * block_offset[ 0..23] for frame macroblocks | |
335 | * block_offset[24..47] for field macroblocks | |
336 | */ | |
337 | int block_offset[2*(16+8)]; | |
338 | ||
339 | uint32_t *mb2b_xy; //FIXME are these 4 a good idea? | |
340 | uint32_t *mb2b8_xy; | |
341 | int b_stride; //FIXME use s->b4_stride | |
342 | int b8_stride; | |
343 | ||
344 | int mb_linesize; ///< may be equal to s->linesize or s->linesize*2, for mbaff | |
345 | int mb_uvlinesize; | |
346 | ||
347 | int emu_edge_width; | |
348 | int emu_edge_height; | |
349 | ||
350 | int halfpel_flag; | |
351 | int thirdpel_flag; | |
352 | ||
353 | int unknown_svq3_flag; | |
354 | int next_slice_index; | |
355 | ||
7978debd | 356 | SPS *sps_buffers[MAX_SPS_COUNT]; |
26b4fe82 AJ |
357 | SPS sps; ///< current sps |
358 | ||
7978debd | 359 | PPS *pps_buffers[MAX_PPS_COUNT]; |
26b4fe82 AJ |
360 | /** |
361 | * current pps | |
362 | */ | |
363 | PPS pps; //FIXME move to Picture perhaps? (->no) do we need that? | |
364 | ||
365 | uint32_t dequant4_buffer[6][52][16]; | |
366 | uint32_t dequant8_buffer[2][52][64]; | |
367 | uint32_t (*dequant4_coeff[6])[16]; | |
368 | uint32_t (*dequant8_coeff[2])[64]; | |
369 | int dequant_coeff_pps; ///< reinit tables when pps changes | |
370 | ||
371 | int slice_num; | |
b735aeea MN |
372 | uint16_t *slice_table_base; |
373 | uint16_t *slice_table; ///< slice_table_base + 2*mb_stride + 1 | |
26b4fe82 | 374 | int slice_type; |
e3e6f18f | 375 | int slice_type_nos; ///< S free slice type (SI/SP are remapped to I/P) |
26b4fe82 AJ |
376 | int slice_type_fixed; |
377 | ||
378 | //interlacing specific flags | |
379 | int mb_aff_frame; | |
380 | int mb_field_decoding_flag; | |
381 | int mb_mbaff; ///< mb_aff_frame && mb_field_decoding_flag | |
382 | ||
c6727809 | 383 | DECLARE_ALIGNED_8(uint16_t, sub_mb_type)[4]; |
26b4fe82 AJ |
384 | |
385 | //POC stuff | |
386 | int poc_lsb; | |
387 | int poc_msb; | |
388 | int delta_poc_bottom; | |
389 | int delta_poc[2]; | |
390 | int frame_num; | |
391 | int prev_poc_msb; ///< poc_msb of the last reference pic for POC type 0 | |
392 | int prev_poc_lsb; ///< poc_lsb of the last reference pic for POC type 0 | |
393 | int frame_num_offset; ///< for POC type 2 | |
394 | int prev_frame_num_offset; ///< for POC type 2 | |
395 | int prev_frame_num; ///< frame_num of the last pic for POC type 1/2 | |
396 | ||
397 | /** | |
f57e2af6 | 398 | * frame_num for frames or 2*frame_num+1 for field pics. |
26b4fe82 AJ |
399 | */ |
400 | int curr_pic_num; | |
401 | ||
402 | /** | |
403 | * max_frame_num or 2*max_frame_num for field pics. | |
404 | */ | |
405 | int max_pic_num; | |
406 | ||
407 | //Weighted pred stuff | |
408 | int use_weight; | |
409 | int use_weight_chroma; | |
410 | int luma_log2_weight_denom; | |
411 | int chroma_log2_weight_denom; | |
412 | int luma_weight[2][48]; | |
413 | int luma_offset[2][48]; | |
414 | int chroma_weight[2][48][2]; | |
415 | int chroma_offset[2][48][2]; | |
416 | int implicit_weight[48][48]; | |
417 | ||
418 | //deblock | |
419 | int deblocking_filter; ///< disable_deblocking_filter_idc with 1<->0 | |
420 | int slice_alpha_c0_offset; | |
421 | int slice_beta_offset; | |
422 | ||
423 | int redundant_pic_count; | |
424 | ||
425 | int direct_spatial_mv_pred; | |
426 | int dist_scale_factor[16]; | |
8b1fd554 | 427 | int dist_scale_factor_field[2][32]; |
f4d3382d MN |
428 | int map_col_to_list0[2][16+32]; |
429 | int map_col_to_list0_field[2][2][16+32]; | |
26b4fe82 AJ |
430 | |
431 | /** | |
432 | * num_ref_idx_l0/1_active_minus1 + 1 | |
433 | */ | |
434 | unsigned int ref_count[2]; ///< counts frames or fields, depending on current mb mode | |
435 | unsigned int list_count; | |
c988f975 | 436 | uint8_t *list_counts; ///< Array of list_count per MB specifying the slice type |
26b4fe82 AJ |
437 | Picture *short_ref[32]; |
438 | Picture *long_ref[32]; | |
bcc3476c JD |
439 | Picture default_ref_list[2][32]; ///< base reference list for all slices of a coded picture |
440 | Picture ref_list[2][48]; /**< 0..15: frame refs, 16..47: mbaff field refs. | |
441 | Reordered version of default_ref_list | |
442 | according to picture reordering in slice header */ | |
b735aeea | 443 | int ref2frm[MAX_SLICES][2][64]; ///< reference to frame number lists, used in the loop filter, the first 2 are for -2,-1 |
64b9d48f | 444 | Picture *delayed_pic[MAX_DELAYED_PIC_COUNT+2]; //FIXME size? |
df8a7dff | 445 | int outputed_poc; |
26b4fe82 AJ |
446 | |
447 | /** | |
448 | * memory management control operations buffer. | |
449 | */ | |
450 | MMCO mmco[MAX_MMCO_COUNT]; | |
451 | int mmco_index; | |
452 | ||
453 | int long_ref_count; ///< number of actual long term references | |
454 | int short_ref_count; ///< number of actual short term references | |
455 | ||
456 | //data partitioning | |
457 | GetBitContext intra_gb; | |
458 | GetBitContext inter_gb; | |
459 | GetBitContext *intra_gb_ptr; | |
460 | GetBitContext *inter_gb_ptr; | |
461 | ||
c6727809 | 462 | DECLARE_ALIGNED_16(DCTELEM, mb)[16*24]; |
2cab6401 | 463 | DCTELEM mb_padding[256]; ///< as mb is addressed by scantable[i] and scantable is uint8_t we can either check that i is not too large or ensure that there is some unused stuff after mb |
26b4fe82 AJ |
464 | |
465 | /** | |
466 | * Cabac | |
467 | */ | |
468 | CABACContext cabac; | |
469 | uint8_t cabac_state[460]; | |
470 | int cabac_init_idc; | |
471 | ||
472 | /* 0x100 -> non null luma_dc, 0x80/0x40 -> non null chroma_dc (cb/cr), 0x?0 -> chroma_cbp(0,1,2), 0x0? luma_cbp */ | |
473 | uint16_t *cbp_table; | |
474 | int cbp; | |
475 | int top_cbp; | |
476 | int left_cbp; | |
477 | /* chroma_pred_mode for i4x4 or i16x16, else 0 */ | |
478 | uint8_t *chroma_pred_mode_table; | |
479 | int last_qscale_diff; | |
480 | int16_t (*mvd_table[2])[2]; | |
0b69d625 | 481 | DECLARE_ALIGNED_16(int16_t, mvd_cache)[2][5*8][2]; |
26b4fe82 AJ |
482 | uint8_t *direct_table; |
483 | uint8_t direct_cache[5*8]; | |
484 | ||
485 | uint8_t zigzag_scan[16]; | |
486 | uint8_t zigzag_scan8x8[64]; | |
487 | uint8_t zigzag_scan8x8_cavlc[64]; | |
488 | uint8_t field_scan[16]; | |
489 | uint8_t field_scan8x8[64]; | |
490 | uint8_t field_scan8x8_cavlc[64]; | |
491 | const uint8_t *zigzag_scan_q0; | |
492 | const uint8_t *zigzag_scan8x8_q0; | |
493 | const uint8_t *zigzag_scan8x8_cavlc_q0; | |
494 | const uint8_t *field_scan_q0; | |
495 | const uint8_t *field_scan8x8_q0; | |
496 | const uint8_t *field_scan8x8_cavlc_q0; | |
497 | ||
498 | int x264_build; | |
afebe2f7 AÖ |
499 | |
500 | /** | |
501 | * @defgroup multithreading Members for slice based multithreading | |
502 | * @{ | |
503 | */ | |
504 | struct H264Context *thread_context[MAX_THREADS]; | |
505 | ||
506 | /** | |
507 | * current slice number, used to initalize slice_num of each thread/context | |
508 | */ | |
509 | int current_slice; | |
510 | ||
511 | /** | |
512 | * Max number of threads / contexts. | |
513 | * This is equal to AVCodecContext.thread_count unless | |
514 | * multithreaded decoding is impossible, in which case it is | |
515 | * reduced to 1. | |
516 | */ | |
517 | int max_contexts; | |
518 | ||
519 | /** | |
520 | * 1 if the single thread fallback warning has already been | |
521 | * displayed, 0 otherwise. | |
522 | */ | |
523 | int single_decode_warning; | |
524 | ||
525 | int last_slice_type; | |
526 | /** @} */ | |
527 | ||
64514ee8 AS |
528 | int mb_xy; |
529 | ||
1fdcdf8d | 530 | uint32_t svq3_watermark_key; |
b09a7c05 AÖ |
531 | |
532 | /** | |
533 | * pic_struct in picture timing SEI message | |
534 | */ | |
535 | SEI_PicStructType sei_pic_struct; | |
89db0bae | 536 | |
37a558fe | 537 | /** |
b19d493f HY |
538 | * Complement sei_pic_struct |
539 | * SEI_PIC_STRUCT_TOP_BOTTOM and SEI_PIC_STRUCT_BOTTOM_TOP indicate interlaced frames. | |
540 | * However, soft telecined frames may have these values. | |
541 | * This is used in an attempt to flag soft telecine progressive. | |
542 | */ | |
543 | int prev_interlaced_frame; | |
544 | ||
545 | /** | |
70e01da3 IS |
546 | * Bit set of clock types for fields/frames in picture timing SEI message. |
547 | * For each found ct_type, appropriate bit is set (e.g., bit 1 for | |
548 | * interlaced). | |
549 | */ | |
550 | int sei_ct_type; | |
551 | ||
552 | /** | |
ff594f81 IS |
553 | * dpb_output_delay in picture timing SEI message, see H.264 C.2.2 |
554 | */ | |
555 | int sei_dpb_output_delay; | |
556 | ||
557 | /** | |
cf6065ca IS |
558 | * cpb_removal_delay in picture timing SEI message, see H.264 C.1.2 |
559 | */ | |
560 | int sei_cpb_removal_delay; | |
561 | ||
562 | /** | |
37a558fe IS |
563 | * recovery_frame_cnt from SEI message |
564 | * | |
565 | * Set to -1 if no recovery point SEI message found or to number of frames | |
566 | * before playback synchronizes. Frames having recovery point are key | |
567 | * frames. | |
568 | */ | |
569 | int sei_recovery_frame_cnt; | |
570 | ||
89db0bae | 571 | int is_complex; |
cb99c652 GB |
572 | |
573 | int luma_weight_flag[2]; ///< 7.4.3.2 luma_weight_lX_flag | |
574 | int chroma_weight_flag[2]; ///< 7.4.3.2 chroma_weight_lX_flag | |
2ea89d92 IS |
575 | |
576 | // Timestamp stuff | |
577 | int sei_buffering_period_present; ///< Buffering period SEI flag | |
578 | int initial_cpb_removal_delay[32]; ///< Initial timestamps for CPBs | |
26b4fe82 AJ |
579 | }H264Context; |
580 | ||
889fce8e MN |
581 | |
582 | extern const uint8_t ff_h264_chroma_qp[52]; | |
583 | ||
584 | ||
1790a5e9 IS |
585 | /** |
586 | * Decode SEI | |
587 | */ | |
588 | int ff_h264_decode_sei(H264Context *h); | |
589 | ||
590 | /** | |
591 | * Decode SPS | |
592 | */ | |
593 | int ff_h264_decode_seq_parameter_set(H264Context *h); | |
594 | ||
595 | /** | |
596 | * Decode PPS | |
597 | */ | |
598 | int ff_h264_decode_picture_parameter_set(H264Context *h, int bit_length); | |
599 | ||
600 | /** | |
601 | * Decodes a network abstraction layer unit. | |
602 | * @param consumed is the number of bytes used as input | |
603 | * @param length is the length of the array | |
604 | * @param dst_length is the number of decoded bytes FIXME here or a decode rbsp tailing? | |
605 | * @returns decoded bytes, might be src+1 if no escapes | |
606 | */ | |
607 | const uint8_t *ff_h264_decode_nal(H264Context *h, const uint8_t *src, int *dst_length, int *consumed, int length); | |
608 | ||
609 | /** | |
610 | * identifies the exact end of the bitstream | |
611 | * @return the length of the trailing, or 0 if damaged | |
612 | */ | |
613 | int ff_h264_decode_rbsp_trailing(H264Context *h, const uint8_t *src); | |
614 | ||
15861962 RD |
615 | /** |
616 | * frees any data that may have been allocated in the H264 context like SPS, PPS etc. | |
617 | */ | |
cbf1eae9 | 618 | av_cold void ff_h264_free_context(H264Context *h); |
15861962 | 619 | |
75dd6938 LA |
620 | /** |
621 | * reconstructs bitstream slice_type. | |
622 | */ | |
0dc343d4 | 623 | int ff_h264_get_slice_type(const H264Context *h); |
75dd6938 | 624 | |
903d58f6 MN |
625 | /** |
626 | * allocates tables. | |
627 | * needs width/height | |
628 | */ | |
629 | int ff_h264_alloc_tables(H264Context *h); | |
630 | ||
631 | /** | |
ea6f00c4 MN |
632 | * fills the default_ref_list. |
633 | */ | |
634 | int ff_h264_fill_default_ref_list(H264Context *h); | |
635 | ||
636 | int ff_h264_decode_ref_pic_list_reordering(H264Context *h); | |
637 | void ff_h264_fill_mbaff_ref_list(H264Context *h); | |
638 | void ff_h264_remove_all_refs(H264Context *h); | |
639 | ||
640 | /** | |
641 | * Executes the reference picture marking (memory management control operations). | |
642 | */ | |
643 | int ff_h264_execute_ref_pic_marking(H264Context *h, MMCO *mmco, int mmco_count); | |
644 | ||
645 | int ff_h264_decode_ref_pic_marking(H264Context *h, GetBitContext *gb); | |
646 | ||
647 | ||
648 | /** | |
903d58f6 MN |
649 | * checks if the top & left blocks are available if needed & changes the dc mode so it only uses the available blocks. |
650 | */ | |
2bedc0e8 MN |
651 | int ff_h264_check_intra4x4_pred_mode(H264Context *h); |
652 | ||
653 | /** | |
654 | * checks if the top & left blocks are available if needed & changes the dc mode so it only uses the available blocks. | |
655 | */ | |
903d58f6 MN |
656 | int ff_h264_check_intra_pred_mode(H264Context *h, int mode); |
657 | ||
658 | void ff_h264_write_back_intra_pred_mode(H264Context *h); | |
659 | void ff_h264_hl_decode_mb(H264Context *h); | |
660 | int ff_h264_frame_start(H264Context *h); | |
661 | av_cold int ff_h264_decode_init(AVCodecContext *avctx); | |
662 | av_cold int ff_h264_decode_end(AVCodecContext *avctx); | |
e1e94902 MN |
663 | av_cold void ff_h264_decode_init_vlc(void); |
664 | ||
665 | /** | |
666 | * decodes a macroblock | |
667 | * @returns 0 if OK, AC_ERROR / DC_ERROR / MV_ERROR if an error is noticed | |
668 | */ | |
669 | int ff_h264_decode_mb_cavlc(H264Context *h); | |
903d58f6 | 670 | |
cc51b282 MN |
671 | /** |
672 | * decodes a CABAC coded macroblock | |
673 | * @returns 0 if OK, AC_ERROR / DC_ERROR / MV_ERROR if an error is noticed | |
674 | */ | |
675 | int ff_h264_decode_mb_cabac(H264Context *h); | |
676 | ||
677 | void ff_h264_init_cabac_states(H264Context *h); | |
678 | ||
943f69a6 MN |
679 | void ff_h264_direct_dist_scale_factor(H264Context * const h); |
680 | void ff_h264_direct_ref_list_init(H264Context * const h); | |
681 | void ff_h264_pred_direct_motion(H264Context * const h, int *mb_type); | |
682 | ||
082cf971 MN |
683 | void ff_h264_filter_mb_fast( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize); |
684 | void ff_h264_filter_mb( H264Context *h, int mb_x, int mb_y, uint8_t *img_y, uint8_t *img_cb, uint8_t *img_cr, unsigned int linesize, unsigned int uvlinesize); | |
685 | ||
9c095463 MN |
686 | /** |
687 | * Reset SEI values at the beginning of the frame. | |
688 | * | |
689 | * @param h H.264 context. | |
690 | */ | |
691 | void ff_h264_reset_sei(H264Context *h); | |
692 | ||
693 | ||
903d58f6 MN |
694 | /* |
695 | o-o o-o | |
696 | / / / | |
697 | o-o o-o | |
698 | ,---' | |
699 | o-o o-o | |
700 | / / / | |
701 | o-o o-o | |
702 | */ | |
703 | //This table must be here because scan8[constant] must be known at compiletime | |
704 | static const uint8_t scan8[16 + 2*4]={ | |
705 | 4+1*8, 5+1*8, 4+2*8, 5+2*8, | |
706 | 6+1*8, 7+1*8, 6+2*8, 7+2*8, | |
707 | 4+3*8, 5+3*8, 4+4*8, 5+4*8, | |
708 | 6+3*8, 7+3*8, 6+4*8, 7+4*8, | |
709 | 1+1*8, 2+1*8, | |
710 | 1+2*8, 2+2*8, | |
711 | 1+4*8, 2+4*8, | |
712 | 1+5*8, 2+5*8, | |
713 | }; | |
714 | ||
715 | static av_always_inline uint32_t pack16to32(int a, int b){ | |
716 | #if HAVE_BIGENDIAN | |
717 | return (b&0xFFFF) + (a<<16); | |
718 | #else | |
719 | return (a&0xFFFF) + (b<<16); | |
720 | #endif | |
721 | } | |
722 | ||
723 | /** | |
082cf971 MN |
724 | * gets the chroma qp. |
725 | */ | |
726 | static inline int get_chroma_qp(H264Context *h, int t, int qscale){ | |
727 | return h->pps.chroma_qp_table[t][qscale]; | |
728 | } | |
729 | ||
e1e94902 MN |
730 | static inline void pred_pskip_motion(H264Context * const h, int * const mx, int * const my); |
731 | ||
44a5e7b6 | 732 | static av_always_inline int fill_caches(H264Context *h, int mb_type, int for_deblock){ |
e1e94902 MN |
733 | MpegEncContext * const s = &h->s; |
734 | const int mb_xy= h->mb_xy; | |
735 | int topleft_xy, top_xy, topright_xy, left_xy[2]; | |
736 | int topleft_type, top_type, topright_type, left_type[2]; | |
737 | const uint8_t * left_block; | |
738 | int topleft_partition= -1; | |
739 | int i; | |
b6303e6d MN |
740 | static const uint8_t left_block_options[4][16]={ |
741 | {0,1,2,3,7,10,8,11,7+0*8, 7+1*8, 7+2*8, 7+3*8, 2+0*8, 2+3*8, 2+1*8, 2+2*8}, | |
742 | {2,2,3,3,8,11,8,11,7+2*8, 7+2*8, 7+3*8, 7+3*8, 2+1*8, 2+2*8, 2+1*8, 2+2*8}, | |
743 | {0,0,1,1,7,10,7,10,7+0*8, 7+0*8, 7+1*8, 7+1*8, 2+0*8, 2+3*8, 2+0*8, 2+3*8}, | |
744 | {0,2,0,2,7,10,7,10,7+0*8, 7+2*8, 7+0*8, 7+2*8, 2+0*8, 2+3*8, 2+0*8, 2+3*8} | |
e1e94902 MN |
745 | }; |
746 | ||
806ac67b | 747 | top_xy = mb_xy - (s->mb_stride << MB_FIELD); |
e1e94902 MN |
748 | |
749 | //FIXME deblocking could skip the intra and nnz parts. | |
c988f975 MN |
750 | // if(for_deblock && (h->slice_num == 1 || h->slice_table[mb_xy] == h->slice_table[top_xy]) && !FRAME_MBAFF) |
751 | // return; | |
e1e94902 MN |
752 | |
753 | /* Wow, what a mess, why didn't they simplify the interlacing & intra | |
754 | * stuff, I can't imagine that these complex rules are worth it. */ | |
755 | ||
756 | topleft_xy = top_xy - 1; | |
757 | topright_xy= top_xy + 1; | |
758 | left_xy[1] = left_xy[0] = mb_xy-1; | |
759 | left_block = left_block_options[0]; | |
760 | if(FRAME_MBAFF){ | |
806ac67b | 761 | const int left_mb_field_flag = IS_INTERLACED(s->current_picture.mb_type[mb_xy-1]); |
e1e94902 | 762 | const int curr_mb_field_flag = IS_INTERLACED(mb_type); |
806ac67b MN |
763 | if(s->mb_y&1){ |
764 | if (left_mb_field_flag != curr_mb_field_flag) { | |
a715af8f MN |
765 | if(for_deblock){ |
766 | left_xy[0] = mb_xy - s->mb_stride - 1; | |
767 | left_xy[1] = mb_xy - 1; | |
768 | }else{ | |
806ac67b MN |
769 | left_xy[1] = left_xy[0] = mb_xy - s->mb_stride - 1; |
770 | if (curr_mb_field_flag) { | |
771 | left_xy[1] += s->mb_stride; | |
772 | left_block = left_block_options[3]; | |
773 | } else { | |
774 | topleft_xy += s->mb_stride; | |
775 | // take top left mv from the middle of the mb, as opposed to all other modes which use the bottom right partition | |
776 | topleft_partition = 0; | |
777 | left_block = left_block_options[1]; | |
778 | } | |
a715af8f | 779 | } |
806ac67b MN |
780 | } |
781 | }else{ | |
782 | if(curr_mb_field_flag){ | |
783 | topleft_xy += s->mb_stride & (((s->current_picture.mb_type[top_xy - 1]>>7)&1)-1); | |
784 | topright_xy += s->mb_stride & (((s->current_picture.mb_type[top_xy + 1]>>7)&1)-1); | |
785 | top_xy += s->mb_stride & (((s->current_picture.mb_type[top_xy ]>>7)&1)-1); | |
786 | } | |
787 | if (left_mb_field_flag != curr_mb_field_flag) { | |
a715af8f MN |
788 | if(for_deblock){ |
789 | left_xy[0] = mb_xy - 1; | |
790 | left_xy[1] = mb_xy + s->mb_stride - 1; | |
791 | }else{ | |
806ac67b MN |
792 | left_xy[1] = left_xy[0] = mb_xy - 1; |
793 | if (curr_mb_field_flag) { | |
794 | left_xy[1] += s->mb_stride; | |
795 | left_block = left_block_options[3]; | |
796 | } else { | |
797 | left_block = left_block_options[2]; | |
798 | } | |
a715af8f | 799 | } |
e1e94902 MN |
800 | } |
801 | } | |
802 | } | |
803 | ||
804 | h->top_mb_xy = top_xy; | |
805 | h->left_mb_xy[0] = left_xy[0]; | |
806 | h->left_mb_xy[1] = left_xy[1]; | |
807 | if(for_deblock){ | |
44a5e7b6 MN |
808 | |
809 | //for sufficiently low qp, filtering wouldn't do anything | |
810 | //this is a conservative estimate: could also check beta_offset and more accurate chroma_qp | |
7a93858a MN |
811 | int qp_thresh = h->qp_thresh; //FIXME strictly we should store qp_thresh for each mb of a slice |
812 | int qp = s->current_picture.qscale_table[mb_xy]; | |
813 | if(qp <= qp_thresh | |
814 | && (left_xy[0]<0 || ((qp + s->current_picture.qscale_table[left_xy[0]] + 1)>>1) <= qp_thresh) | |
66472bcd | 815 | && (top_xy < 0 || ((qp + s->current_picture.qscale_table[top_xy ] + 1)>>1) <= qp_thresh)){ |
3046c25e MN |
816 | if(!FRAME_MBAFF) |
817 | return 1; | |
dfe4dc15 | 818 | if( (left_xy[0]< 0 || ((qp + s->current_picture.qscale_table[left_xy[1] ] + 1)>>1) <= qp_thresh) |
3046c25e MN |
819 | && (top_xy < s->mb_stride || ((qp + s->current_picture.qscale_table[top_xy -s->mb_stride] + 1)>>1) <= qp_thresh)) |
820 | return 1; | |
7a93858a | 821 | } |
99344d43 MN |
822 | |
823 | if(h->deblocking_filter == 2){ | |
824 | h->top_type = top_type = h->slice_table[top_xy ] == h->slice_num ? s->current_picture.mb_type[top_xy] : 0; | |
825 | h->left_type[0]= left_type[0] = h->slice_table[left_xy[0] ] == h->slice_num ? s->current_picture.mb_type[left_xy[0]] : 0; | |
826 | h->left_type[1]= left_type[1] = h->slice_table[left_xy[1] ] == h->slice_num ? s->current_picture.mb_type[left_xy[1]] : 0; | |
827 | }else{ | |
828 | h->top_type = top_type = h->slice_table[top_xy ] < 0xFFFF ? s->current_picture.mb_type[top_xy] : 0; | |
829 | h->left_type[0]= left_type[0] = h->slice_table[left_xy[0] ] < 0xFFFF ? s->current_picture.mb_type[left_xy[0]] : 0; | |
830 | h->left_type[1]= left_type[1] = h->slice_table[left_xy[1] ] < 0xFFFF ? s->current_picture.mb_type[left_xy[1]] : 0; | |
831 | } | |
c2894fbf MN |
832 | if(IS_INTRA(mb_type)) |
833 | return 0; | |
44a5e7b6 | 834 | |
0b69d625 AS |
835 | AV_COPY64(&h->non_zero_count_cache[0+8*1], &h->non_zero_count[mb_xy][ 0]); |
836 | AV_COPY64(&h->non_zero_count_cache[0+8*2], &h->non_zero_count[mb_xy][ 8]); | |
b6303e6d MN |
837 | *((uint32_t*)&h->non_zero_count_cache[0+8*5])= *((uint32_t*)&h->non_zero_count[mb_xy][16]); |
838 | *((uint32_t*)&h->non_zero_count_cache[4+8*3])= *((uint32_t*)&h->non_zero_count[mb_xy][20]); | |
0b69d625 | 839 | AV_COPY64(&h->non_zero_count_cache[0+8*4], &h->non_zero_count[mb_xy][24]); |
b6303e6d | 840 | |
a7d7cdaa MN |
841 | h->cbp= h->cbp_table[mb_xy]; |
842 | ||
01c51168 | 843 | { |
e1e94902 MN |
844 | int list; |
845 | for(list=0; list<h->list_count; list++){ | |
c988f975 | 846 | int8_t *ref; |
0b69d625 AS |
847 | int y, b_stride; |
848 | int16_t (*mv_dst)[2]; | |
849 | int16_t (*mv_src)[2]; | |
850 | ||
c988f975 MN |
851 | if(!USES_LIST(mb_type, list)){ |
852 | fill_rectangle( h->mv_cache[list][scan8[0]], 4, 4, 8, pack16to32(0,0), 4); | |
e1e94902 | 853 | *(uint32_t*)&h->ref_cache[list][scan8[ 0]] = |
c988f975 | 854 | *(uint32_t*)&h->ref_cache[list][scan8[ 2]] = |
e1e94902 | 855 | *(uint32_t*)&h->ref_cache[list][scan8[ 8]] = |
c988f975 MN |
856 | *(uint32_t*)&h->ref_cache[list][scan8[10]] = ((LIST_NOT_USED)&0xFF)*0x01010101; |
857 | continue; | |
e1e94902 | 858 | } |
c988f975 MN |
859 | |
860 | ref = &s->current_picture.ref_index[list][h->mb2b8_xy[mb_xy]]; | |
01c51168 | 861 | { |
6d7e6b26 MN |
862 | int (*ref2frm)[64] = h->ref2frm[ h->slice_num&(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2); |
863 | *(uint32_t*)&h->ref_cache[list][scan8[ 0]] = | |
864 | *(uint32_t*)&h->ref_cache[list][scan8[ 2]] = (pack16to32(ref2frm[list][ref[0]],ref2frm[list][ref[1]])&0x00FF00FF)*0x0101; | |
865 | ref += h->b8_stride; | |
866 | *(uint32_t*)&h->ref_cache[list][scan8[ 8]] = | |
867 | *(uint32_t*)&h->ref_cache[list][scan8[10]] = (pack16to32(ref2frm[list][ref[0]],ref2frm[list][ref[1]])&0x00FF00FF)*0x0101; | |
6d7e6b26 | 868 | } |
c988f975 | 869 | |
0b69d625 AS |
870 | b_stride = h->b_stride; |
871 | mv_dst = &h->mv_cache[list][scan8[0]]; | |
872 | mv_src = &s->current_picture.motion_val[list][4*s->mb_x + 4*s->mb_y*b_stride]; | |
c988f975 | 873 | for(y=0; y<4; y++){ |
0b69d625 | 874 | AV_COPY128(mv_dst + 8*y, mv_src + y*b_stride); |
c988f975 MN |
875 | } |
876 | ||
e1e94902 MN |
877 | } |
878 | } | |
879 | }else{ | |
880 | topleft_type = h->slice_table[topleft_xy ] == h->slice_num ? s->current_picture.mb_type[topleft_xy] : 0; | |
881 | top_type = h->slice_table[top_xy ] == h->slice_num ? s->current_picture.mb_type[top_xy] : 0; | |
882 | topright_type= h->slice_table[topright_xy] == h->slice_num ? s->current_picture.mb_type[topright_xy]: 0; | |
883 | left_type[0] = h->slice_table[left_xy[0] ] == h->slice_num ? s->current_picture.mb_type[left_xy[0]] : 0; | |
884 | left_type[1] = h->slice_table[left_xy[1] ] == h->slice_num ? s->current_picture.mb_type[left_xy[1]] : 0; | |
885 | ||
7a93858a MN |
886 | if(IS_INTRA(mb_type)){ |
887 | int type_mask= h->pps.constrained_intra_pred ? IS_INTRA(-1) : -1; | |
888 | h->topleft_samples_available= | |
889 | h->top_samples_available= | |
890 | h->left_samples_available= 0xFFFF; | |
891 | h->topright_samples_available= 0xEEEA; | |
892 | ||
893 | if(!(top_type & type_mask)){ | |
894 | h->topleft_samples_available= 0xB3FF; | |
895 | h->top_samples_available= 0x33FF; | |
896 | h->topright_samples_available= 0x26EA; | |
897 | } | |
898 | if(IS_INTERLACED(mb_type) != IS_INTERLACED(left_type[0])){ | |
899 | if(IS_INTERLACED(mb_type)){ | |
900 | if(!(left_type[0] & type_mask)){ | |
901 | h->topleft_samples_available&= 0xDFFF; | |
902 | h->left_samples_available&= 0x5FFF; | |
903 | } | |
904 | if(!(left_type[1] & type_mask)){ | |
905 | h->topleft_samples_available&= 0xFF5F; | |
906 | h->left_samples_available&= 0xFF5F; | |
907 | } | |
908 | }else{ | |
909 | int left_typei = h->slice_table[left_xy[0] + s->mb_stride ] == h->slice_num | |
910 | ? s->current_picture.mb_type[left_xy[0] + s->mb_stride] : 0; | |
911 | assert(left_xy[0] == left_xy[1]); | |
912 | if(!((left_typei & type_mask) && (left_type[0] & type_mask))){ | |
913 | h->topleft_samples_available&= 0xDF5F; | |
914 | h->left_samples_available&= 0x5F5F; | |
915 | } | |
e1e94902 MN |
916 | } |
917 | }else{ | |
7a93858a | 918 | if(!(left_type[0] & type_mask)){ |
e1e94902 MN |
919 | h->topleft_samples_available&= 0xDF5F; |
920 | h->left_samples_available&= 0x5F5F; | |
921 | } | |
922 | } | |
e1e94902 | 923 | |
7a93858a MN |
924 | if(!(topleft_type & type_mask)) |
925 | h->topleft_samples_available&= 0x7FFF; | |
e1e94902 | 926 | |
7a93858a MN |
927 | if(!(topright_type & type_mask)) |
928 | h->topright_samples_available&= 0xFBFF; | |
e1e94902 | 929 | |
7a93858a MN |
930 | if(IS_INTRA4x4(mb_type)){ |
931 | if(IS_INTRA4x4(top_type)){ | |
932 | h->intra4x4_pred_mode_cache[4+8*0]= h->intra4x4_pred_mode[top_xy][4]; | |
933 | h->intra4x4_pred_mode_cache[5+8*0]= h->intra4x4_pred_mode[top_xy][5]; | |
934 | h->intra4x4_pred_mode_cache[6+8*0]= h->intra4x4_pred_mode[top_xy][6]; | |
935 | h->intra4x4_pred_mode_cache[7+8*0]= h->intra4x4_pred_mode[top_xy][3]; | |
e1e94902 MN |
936 | }else{ |
937 | int pred; | |
7a93858a | 938 | if(!(top_type & type_mask)) |
e1e94902 MN |
939 | pred= -1; |
940 | else{ | |
941 | pred= 2; | |
942 | } | |
7a93858a MN |
943 | h->intra4x4_pred_mode_cache[4+8*0]= |
944 | h->intra4x4_pred_mode_cache[5+8*0]= | |
945 | h->intra4x4_pred_mode_cache[6+8*0]= | |
946 | h->intra4x4_pred_mode_cache[7+8*0]= pred; | |
947 | } | |
948 | for(i=0; i<2; i++){ | |
949 | if(IS_INTRA4x4(left_type[i])){ | |
950 | h->intra4x4_pred_mode_cache[3+8*1 + 2*8*i]= h->intra4x4_pred_mode[left_xy[i]][left_block[0+2*i]]; | |
951 | h->intra4x4_pred_mode_cache[3+8*2 + 2*8*i]= h->intra4x4_pred_mode[left_xy[i]][left_block[1+2*i]]; | |
952 | }else{ | |
953 | int pred; | |
954 | if(!(left_type[i] & type_mask)) | |
955 | pred= -1; | |
956 | else{ | |
957 | pred= 2; | |
958 | } | |
959 | h->intra4x4_pred_mode_cache[3+8*1 + 2*8*i]= | |
960 | h->intra4x4_pred_mode_cache[3+8*2 + 2*8*i]= pred; | |
961 | } | |
e1e94902 MN |
962 | } |
963 | } | |
964 | } | |
965 | } | |
e1e94902 MN |
966 | |
967 | ||
968 | /* | |
969 | 0 . T T. T T T T | |
970 | 1 L . .L . . . . | |
971 | 2 L . .L . . . . | |
972 | 3 . T TL . . . . | |
973 | 4 L . .L . . . . | |
974 | 5 L . .. . . . . | |
975 | */ | |
976 | //FIXME constraint_intra_pred & partitioning & nnz (let us hope this is just a typo in the spec) | |
977 | if(top_type){ | |
b6303e6d | 978 | *(uint32_t*)&h->non_zero_count_cache[4+8*0]= *(uint32_t*)&h->non_zero_count[top_xy][4+3*8]; |
5e07aa77 | 979 | if(!for_deblock){ |
7a93858a MN |
980 | h->non_zero_count_cache[1+8*0]= h->non_zero_count[top_xy][1+1*8]; |
981 | h->non_zero_count_cache[2+8*0]= h->non_zero_count[top_xy][2+1*8]; | |
e1e94902 | 982 | |
7a93858a MN |
983 | h->non_zero_count_cache[1+8*3]= h->non_zero_count[top_xy][1+2*8]; |
984 | h->non_zero_count_cache[2+8*3]= h->non_zero_count[top_xy][2+2*8]; | |
5e07aa77 | 985 | } |
2c0ee018 | 986 | }else if(!for_deblock){ |
7a93858a MN |
987 | h->non_zero_count_cache[1+8*0]= |
988 | h->non_zero_count_cache[2+8*0]= | |
e1e94902 | 989 | |
7a93858a MN |
990 | h->non_zero_count_cache[1+8*3]= |
991 | h->non_zero_count_cache[2+8*3]= | |
992 | *(uint32_t*)&h->non_zero_count_cache[4+8*0]= CABAC && !IS_INTRA(mb_type) ? 0 : 0x40404040; | |
e1e94902 MN |
993 | } |
994 | ||
995 | for (i=0; i<2; i++) { | |
996 | if(left_type[i]){ | |
b6303e6d MN |
997 | h->non_zero_count_cache[3+8*1 + 2*8*i]= h->non_zero_count[left_xy[i]][left_block[8+0+2*i]]; |
998 | h->non_zero_count_cache[3+8*2 + 2*8*i]= h->non_zero_count[left_xy[i]][left_block[8+1+2*i]]; | |
5e07aa77 | 999 | if(!for_deblock){ |
7a93858a MN |
1000 | h->non_zero_count_cache[0+8*1 + 8*i]= h->non_zero_count[left_xy[i]][left_block[8+4+2*i]]; |
1001 | h->non_zero_count_cache[0+8*4 + 8*i]= h->non_zero_count[left_xy[i]][left_block[8+5+2*i]]; | |
5e07aa77 | 1002 | } |
2c0ee018 | 1003 | }else if(!for_deblock){ |
7a93858a MN |
1004 | h->non_zero_count_cache[3+8*1 + 2*8*i]= |
1005 | h->non_zero_count_cache[3+8*2 + 2*8*i]= | |
1006 | h->non_zero_count_cache[0+8*1 + 8*i]= | |
1007 | h->non_zero_count_cache[0+8*4 + 8*i]= CABAC && !IS_INTRA(mb_type) ? 0 : 64; | |
e1e94902 MN |
1008 | } |
1009 | } | |
1010 | ||
b6ef858e MN |
1011 | // CAVLC 8x8dct requires NNZ values for residual decoding that differ from what the loop filter needs |
1012 | if(for_deblock && !CABAC && h->pps.transform_8x8_mode){ | |
1013 | if(IS_8x8DCT(top_type)){ | |
1014 | h->non_zero_count_cache[4+8*0]= | |
1015 | h->non_zero_count_cache[5+8*0]= h->cbp_table[top_xy] & 4; | |
1016 | h->non_zero_count_cache[6+8*0]= | |
1017 | h->non_zero_count_cache[7+8*0]= h->cbp_table[top_xy] & 8; | |
1018 | } | |
1019 | if(IS_8x8DCT(left_type[0])){ | |
1020 | h->non_zero_count_cache[3+8*1]= | |
1021 | h->non_zero_count_cache[3+8*2]= h->cbp_table[left_xy[0]]&2; //FIXME check MBAFF | |
1022 | } | |
1023 | if(IS_8x8DCT(left_type[1])){ | |
1024 | h->non_zero_count_cache[3+8*3]= | |
1025 | h->non_zero_count_cache[3+8*4]= h->cbp_table[left_xy[1]]&8; //FIXME check MBAFF | |
1026 | } | |
1027 | ||
1028 | if(IS_8x8DCT(mb_type)){ | |
1029 | h->non_zero_count_cache[scan8[0 ]]= h->non_zero_count_cache[scan8[1 ]]= | |
b2b7ab32 | 1030 | h->non_zero_count_cache[scan8[2 ]]= h->non_zero_count_cache[scan8[3 ]]= h->cbp & 1; |
b6ef858e MN |
1031 | |
1032 | h->non_zero_count_cache[scan8[0+ 4]]= h->non_zero_count_cache[scan8[1+ 4]]= | |
b2b7ab32 | 1033 | h->non_zero_count_cache[scan8[2+ 4]]= h->non_zero_count_cache[scan8[3+ 4]]= h->cbp & 2; |
b6ef858e MN |
1034 | |
1035 | h->non_zero_count_cache[scan8[0+ 8]]= h->non_zero_count_cache[scan8[1+ 8]]= | |
b2b7ab32 | 1036 | h->non_zero_count_cache[scan8[2+ 8]]= h->non_zero_count_cache[scan8[3+ 8]]= h->cbp & 4; |
b6ef858e MN |
1037 | |
1038 | h->non_zero_count_cache[scan8[0+12]]= h->non_zero_count_cache[scan8[1+12]]= | |
b2b7ab32 | 1039 | h->non_zero_count_cache[scan8[2+12]]= h->non_zero_count_cache[scan8[3+12]]= h->cbp & 8; |
b6ef858e MN |
1040 | } |
1041 | } | |
1042 | ||
2911e132 | 1043 | if( CABAC && !for_deblock) { |
e1e94902 MN |
1044 | // top_cbp |
1045 | if(top_type) { | |
1046 | h->top_cbp = h->cbp_table[top_xy]; | |
1047 | } else if(IS_INTRA(mb_type)) { | |
1048 | h->top_cbp = 0x1C0; | |
1049 | } else { | |
1050 | h->top_cbp = 0; | |
1051 | } | |
1052 | // left_cbp | |
1053 | if (left_type[0]) { | |
1054 | h->left_cbp = h->cbp_table[left_xy[0]] & 0x1f0; | |
1055 | } else if(IS_INTRA(mb_type)) { | |
1056 | h->left_cbp = 0x1C0; | |
1057 | } else { | |
1058 | h->left_cbp = 0; | |
1059 | } | |
1060 | if (left_type[0]) { | |
1061 | h->left_cbp |= ((h->cbp_table[left_xy[0]]>>((left_block[0]&(~1))+1))&0x1) << 1; | |
1062 | } | |
1063 | if (left_type[1]) { | |
1064 | h->left_cbp |= ((h->cbp_table[left_xy[1]]>>((left_block[2]&(~1))+1))&0x1) << 3; | |
1065 | } | |
1066 | } | |
1067 | ||
1068 | #if 1 | |
1069 | if(IS_INTER(mb_type) || IS_DIRECT(mb_type)){ | |
1070 | int list; | |
1071 | for(list=0; list<h->list_count; list++){ | |
01c51168 | 1072 | if(!for_deblock && !USES_LIST(mb_type, list) && !IS_DIRECT(mb_type)){ |
e1e94902 MN |
1073 | /*if(!h->mv_cache_clean[list]){ |
1074 | memset(h->mv_cache [list], 0, 8*5*2*sizeof(int16_t)); //FIXME clean only input? clean at all? | |
1075 | memset(h->ref_cache[list], PART_NOT_AVAILABLE, 8*5*sizeof(int8_t)); | |
1076 | h->mv_cache_clean[list]= 1; | |
1077 | }*/ | |
1078 | continue; | |
1079 | } | |
1080 | h->mv_cache_clean[list]= 0; | |
1081 | ||
1082 | if(USES_LIST(top_type, list)){ | |
1083 | const int b_xy= h->mb2b_xy[top_xy] + 3*h->b_stride; | |
1084 | const int b8_xy= h->mb2b8_xy[top_xy] + h->b8_stride; | |
0b69d625 | 1085 | AV_COPY128(h->mv_cache[list][scan8[0] + 0 - 1*8], s->current_picture.motion_val[list][b_xy + 0]); |
6d7e6b26 MN |
1086 | if(for_deblock){ |
1087 | int (*ref2frm)[64] = h->ref2frm[ h->slice_table[top_xy]&(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2); | |
1088 | h->ref_cache[list][scan8[0] + 0 - 1*8]= | |
1089 | h->ref_cache[list][scan8[0] + 1 - 1*8]= ref2frm[list][s->current_picture.ref_index[list][b8_xy + 0]]; | |
1090 | h->ref_cache[list][scan8[0] + 2 - 1*8]= | |
1091 | h->ref_cache[list][scan8[0] + 3 - 1*8]= ref2frm[list][s->current_picture.ref_index[list][b8_xy + 1]]; | |
1092 | }else{ | |
7a93858a MN |
1093 | h->ref_cache[list][scan8[0] + 0 - 1*8]= |
1094 | h->ref_cache[list][scan8[0] + 1 - 1*8]= s->current_picture.ref_index[list][b8_xy + 0]; | |
1095 | h->ref_cache[list][scan8[0] + 2 - 1*8]= | |
1096 | h->ref_cache[list][scan8[0] + 3 - 1*8]= s->current_picture.ref_index[list][b8_xy + 1]; | |
6d7e6b26 | 1097 | } |
e1e94902 | 1098 | }else{ |
0b69d625 | 1099 | AV_ZERO128(h->mv_cache[list][scan8[0] + 0 - 1*8]); |
6d7e6b26 | 1100 | *(uint32_t*)&h->ref_cache[list][scan8[0] + 0 - 1*8]= (((for_deblock||top_type) ? LIST_NOT_USED : PART_NOT_AVAILABLE)&0xFF)*0x01010101; |
e1e94902 MN |
1101 | } |
1102 | ||
aebf3123 MN |
1103 | if(for_deblock){ |
1104 | if(!IS_INTERLACED(mb_type^left_type[0])){ | |
1105 | if(USES_LIST(left_type[0], list)){ | |
1106 | const int b_xy= h->mb2b_xy[left_xy[0]] + 3; | |
1107 | const int b8_xy= h->mb2b8_xy[left_xy[0]] + 1; | |
1108 | int (*ref2frm)[64] = h->ref2frm[ h->slice_table[left_xy[0]]&(MAX_SLICES-1) ][0] + (MB_MBAFF ? 20 : 2); | |
1109 | *(uint32_t*)h->mv_cache[list][scan8[0] - 1 + 0 ]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*0]; | |
1110 | *(uint32_t*)h->mv_cache[list][scan8[0] - 1 + 8 ]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*1]; | |
1111 | *(uint32_t*)h->mv_cache[list][scan8[0] - 1 +16 ]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*2]; | |
1112 | *(uint32_t*)h->mv_cache[list][scan8[0] - 1 +24 ]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*3]; | |
1113 | h->ref_cache[list][scan8[0] - 1 + 0 ]= | |
1114 | h->ref_cache[list][scan8[0] - 1 + 8 ]= ref2frm[list][s->current_picture.ref_index[list][b8_xy + h->b8_stride*0]]; | |
1115 | h->ref_cache[list][scan8[0] - 1 +16 ]= | |
1116 | h->ref_cache[list][scan8[0] - 1 +24 ]= ref2frm[list][s->current_picture.ref_index[list][b8_xy + h->b8_stride*1]]; | |
1117 | }else{ | |
1118 | *(uint32_t*)h->mv_cache [list][scan8[0] - 1 + 0 ]= | |
1119 | *(uint32_t*)h->mv_cache [list][scan8[0] - 1 + 8 ]= | |
1120 | *(uint32_t*)h->mv_cache [list][scan8[0] - 1 +16 ]= | |
1121 | *(uint32_t*)h->mv_cache [list][scan8[0] - 1 +24 ]= 0; | |
1122 | h->ref_cache[list][scan8[0] - 1 + 0 ]= | |
1123 | h->ref_cache[list][scan8[0] - 1 + 8 ]= | |
1124 | h->ref_cache[list][scan8[0] - 1 + 16 ]= | |
1125 | h->ref_cache[list][scan8[0] - 1 + 24 ]= LIST_NOT_USED; | |
1126 | } | |
1127 | } | |
1128 | continue; | |
1129 | }else{ | |
e1e94902 MN |
1130 | for(i=0; i<2; i++){ |
1131 | int cache_idx = scan8[0] - 1 + i*2*8; | |
1132 | if(USES_LIST(left_type[i], list)){ | |
1133 | const int b_xy= h->mb2b_xy[left_xy[i]] + 3; | |
1134 | const int b8_xy= h->mb2b8_xy[left_xy[i]] + 1; | |
1135 | *(uint32_t*)h->mv_cache[list][cache_idx ]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[0+i*2]]; | |
1136 | *(uint32_t*)h->mv_cache[list][cache_idx+8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[1+i*2]]; | |
7a93858a MN |
1137 | h->ref_cache[list][cache_idx ]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[0+i*2]>>1)]; |
1138 | h->ref_cache[list][cache_idx+8]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[1+i*2]>>1)]; | |
e1e94902 MN |
1139 | }else{ |
1140 | *(uint32_t*)h->mv_cache [list][cache_idx ]= | |
1141 | *(uint32_t*)h->mv_cache [list][cache_idx+8]= 0; | |
1142 | h->ref_cache[list][cache_idx ]= | |
aebf3123 | 1143 | h->ref_cache[list][cache_idx+8]= (left_type[i]) ? LIST_NOT_USED : PART_NOT_AVAILABLE; |
e1e94902 MN |
1144 | } |
1145 | } | |
aebf3123 | 1146 | } |
e1e94902 | 1147 | |
aebf3123 | 1148 | if((IS_DIRECT(mb_type) && !h->direct_spatial_mv_pred) && !FRAME_MBAFF) |
e1e94902 MN |
1149 | continue; |
1150 | ||
1151 | if(USES_LIST(topleft_type, list)){ | |
1152 | const int b_xy = h->mb2b_xy[topleft_xy] + 3 + h->b_stride + (topleft_partition & 2*h->b_stride); | |
1153 | const int b8_xy= h->mb2b8_xy[topleft_xy] + 1 + (topleft_partition & h->b8_stride); | |
1154 | *(uint32_t*)h->mv_cache[list][scan8[0] - 1 - 1*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy]; | |
1155 | h->ref_cache[list][scan8[0] - 1 - 1*8]= s->current_picture.ref_index[list][b8_xy]; | |
1156 | }else{ | |
1157 | *(uint32_t*)h->mv_cache[list][scan8[0] - 1 - 1*8]= 0; | |
1158 | h->ref_cache[list][scan8[0] - 1 - 1*8]= topleft_type ? LIST_NOT_USED : PART_NOT_AVAILABLE; | |
1159 | } | |
1160 | ||
1161 | if(USES_LIST(topright_type, list)){ | |
1162 | const int b_xy= h->mb2b_xy[topright_xy] + 3*h->b_stride; | |
1163 | const int b8_xy= h->mb2b8_xy[topright_xy] + h->b8_stride; | |
1164 | *(uint32_t*)h->mv_cache[list][scan8[0] + 4 - 1*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy]; | |
1165 | h->ref_cache[list][scan8[0] + 4 - 1*8]= s->current_picture.ref_index[list][b8_xy]; | |
1166 | }else{ | |
1167 | *(uint32_t*)h->mv_cache [list][scan8[0] + 4 - 1*8]= 0; | |
1168 | h->ref_cache[list][scan8[0] + 4 - 1*8]= topright_type ? LIST_NOT_USED : PART_NOT_AVAILABLE; | |
1169 | } | |
1170 | ||
1171 | if((IS_SKIP(mb_type) || IS_DIRECT(mb_type)) && !FRAME_MBAFF) | |
1172 | continue; | |
1173 | ||
1174 | h->ref_cache[list][scan8[5 ]+1] = | |
1175 | h->ref_cache[list][scan8[7 ]+1] = | |
1176 | h->ref_cache[list][scan8[13]+1] = //FIXME remove past 3 (init somewhere else) | |
1177 | h->ref_cache[list][scan8[4 ]] = | |
1178 | h->ref_cache[list][scan8[12]] = PART_NOT_AVAILABLE; | |
1179 | *(uint32_t*)h->mv_cache [list][scan8[5 ]+1]= | |
1180 | *(uint32_t*)h->mv_cache [list][scan8[7 ]+1]= | |
1181 | *(uint32_t*)h->mv_cache [list][scan8[13]+1]= //FIXME remove past 3 (init somewhere else) | |
1182 | *(uint32_t*)h->mv_cache [list][scan8[4 ]]= | |
1183 | *(uint32_t*)h->mv_cache [list][scan8[12]]= 0; | |
1184 | ||
ddd60f28 | 1185 | if( CABAC ) { |
e1e94902 MN |
1186 | /* XXX beurk, Load mvd */ |
1187 | if(USES_LIST(top_type, list)){ | |
1188 | const int b_xy= h->mb2b_xy[top_xy] + 3*h->b_stride; | |
0b69d625 | 1189 | AV_COPY128(h->mvd_cache[list][scan8[0] + 0 - 1*8], h->mvd_table[list][b_xy + 0]); |
e1e94902 | 1190 | }else{ |
0b69d625 | 1191 | AV_ZERO128(h->mvd_cache[list][scan8[0] + 0 - 1*8]); |
e1e94902 MN |
1192 | } |
1193 | if(USES_LIST(left_type[0], list)){ | |
1194 | const int b_xy= h->mb2b_xy[left_xy[0]] + 3; | |
1195 | *(uint32_t*)h->mvd_cache[list][scan8[0] - 1 + 0*8]= *(uint32_t*)h->mvd_table[list][b_xy + h->b_stride*left_block[0]]; | |
1196 | *(uint32_t*)h->mvd_cache[list][scan8[0] - 1 + 1*8]= *(uint32_t*)h->mvd_table[list][b_xy + h->b_stride*left_block[1]]; | |
1197 | }else{ | |
1198 | *(uint32_t*)h->mvd_cache [list][scan8[0] - 1 + 0*8]= | |
1199 | *(uint32_t*)h->mvd_cache [list][scan8[0] - 1 + 1*8]= 0; | |
1200 | } | |
1201 | if(USES_LIST(left_type[1], list)){ | |
1202 | const int b_xy= h->mb2b_xy[left_xy[1]] + 3; | |
1203 | *(uint32_t*)h->mvd_cache[list][scan8[0] - 1 + 2*8]= *(uint32_t*)h->mvd_table[list][b_xy + h->b_stride*left_block[2]]; | |
1204 | *(uint32_t*)h->mvd_cache[list][scan8[0] - 1 + 3*8]= *(uint32_t*)h->mvd_table[list][b_xy + h->b_stride*left_block[3]]; | |
1205 | }else{ | |
1206 | *(uint32_t*)h->mvd_cache [list][scan8[0] - 1 + 2*8]= | |
1207 | *(uint32_t*)h->mvd_cache [list][scan8[0] - 1 + 3*8]= 0; | |
1208 | } | |
1209 | *(uint32_t*)h->mvd_cache [list][scan8[5 ]+1]= | |
1210 | *(uint32_t*)h->mvd_cache [list][scan8[7 ]+1]= | |
1211 | *(uint32_t*)h->mvd_cache [list][scan8[13]+1]= //FIXME remove past 3 (init somewhere else) | |
1212 | *(uint32_t*)h->mvd_cache [list][scan8[4 ]]= | |
1213 | *(uint32_t*)h->mvd_cache [list][scan8[12]]= 0; | |
1214 | ||
1215 | if(h->slice_type_nos == FF_B_TYPE){ | |
1216 | fill_rectangle(&h->direct_cache[scan8[0]], 4, 4, 8, 0, 1); | |
1217 | ||
1218 | if(IS_DIRECT(top_type)){ | |
1219 | *(uint32_t*)&h->direct_cache[scan8[0] - 1*8]= 0x01010101; | |
1220 | }else if(IS_8X8(top_type)){ | |
1221 | int b8_xy = h->mb2b8_xy[top_xy] + h->b8_stride; | |
1222 | h->direct_cache[scan8[0] + 0 - 1*8]= h->direct_table[b8_xy]; | |
1223 | h->direct_cache[scan8[0] + 2 - 1*8]= h->direct_table[b8_xy + 1]; | |
1224 | }else{ | |
1225 | *(uint32_t*)&h->direct_cache[scan8[0] - 1*8]= 0; | |
1226 | } | |
1227 | ||
1228 | if(IS_DIRECT(left_type[0])) | |
1229 | h->direct_cache[scan8[0] - 1 + 0*8]= 1; | |
1230 | else if(IS_8X8(left_type[0])) | |
1231 | h->direct_cache[scan8[0] - 1 + 0*8]= h->direct_table[h->mb2b8_xy[left_xy[0]] + 1 + h->b8_stride*(left_block[0]>>1)]; | |
1232 | else | |
1233 | h->direct_cache[scan8[0] - 1 + 0*8]= 0; | |
1234 | ||
1235 | if(IS_DIRECT(left_type[1])) | |
1236 | h->direct_cache[scan8[0] - 1 + 2*8]= 1; | |
1237 | else if(IS_8X8(left_type[1])) | |
1238 | h->direct_cache[scan8[0] - 1 + 2*8]= h->direct_table[h->mb2b8_xy[left_xy[1]] + 1 + h->b8_stride*(left_block[2]>>1)]; | |
1239 | else | |
1240 | h->direct_cache[scan8[0] - 1 + 2*8]= 0; | |
1241 | } | |
1242 | } | |
1243 | ||
1244 | if(FRAME_MBAFF){ | |
1245 | #define MAP_MVS\ | |
1246 | MAP_F2F(scan8[0] - 1 - 1*8, topleft_type)\ | |
1247 | MAP_F2F(scan8[0] + 0 - 1*8, top_type)\ | |
1248 | MAP_F2F(scan8[0] + 1 - 1*8, top_type)\ | |
1249 | MAP_F2F(scan8[0] + 2 - 1*8, top_type)\ | |
1250 | MAP_F2F(scan8[0] + 3 - 1*8, top_type)\ | |
1251 | MAP_F2F(scan8[0] + 4 - 1*8, topright_type)\ | |
1252 | MAP_F2F(scan8[0] - 1 + 0*8, left_type[0])\ | |
1253 | MAP_F2F(scan8[0] - 1 + 1*8, left_type[0])\ | |
1254 | MAP_F2F(scan8[0] - 1 + 2*8, left_type[1])\ | |
1255 | MAP_F2F(scan8[0] - 1 + 3*8, left_type[1]) | |
1256 | if(MB_FIELD){ | |
1257 | #define MAP_F2F(idx, mb_type)\ | |
1258 | if(!IS_INTERLACED(mb_type) && h->ref_cache[list][idx] >= 0){\ | |
1259 | h->ref_cache[list][idx] <<= 1;\ | |
1260 | h->mv_cache[list][idx][1] /= 2;\ | |
1261 | h->mvd_cache[list][idx][1] /= 2;\ | |
1262 | } | |
1263 | MAP_MVS | |
1264 | #undef MAP_F2F | |
1265 | }else{ | |
1266 | #define MAP_F2F(idx, mb_type)\ | |
1267 | if(IS_INTERLACED(mb_type) && h->ref_cache[list][idx] >= 0){\ | |
1268 | h->ref_cache[list][idx] >>= 1;\ | |
1269 | h->mv_cache[list][idx][1] <<= 1;\ | |
1270 | h->mvd_cache[list][idx][1] <<= 1;\ | |
1271 | } | |
1272 | MAP_MVS | |
1273 | #undef MAP_F2F | |
1274 | } | |
1275 | } | |
1276 | } | |
1277 | } | |
1278 | #endif | |
1279 | ||
2911e132 | 1280 | if(!for_deblock) |
7a93858a | 1281 | h->neighbor_transform_size= !!IS_8x8DCT(top_type) + !!IS_8x8DCT(left_type[0]); |
44a5e7b6 | 1282 | return 0; |
e1e94902 MN |
1283 | } |
1284 | ||
f432b43b MN |
1285 | static void fill_decode_caches(H264Context *h, int mb_type){ |
1286 | fill_caches(h, mb_type, 0); | |
1287 | } | |
1288 | ||
44a5e7b6 MN |
1289 | /** |
1290 | * | |
1291 | * @returns non zero if the loop filter can be skiped | |
1292 | */ | |
1293 | static int fill_filter_caches(H264Context *h, int mb_type){ | |
1294 | return fill_caches(h, mb_type, 1); | |
f432b43b MN |
1295 | } |
1296 | ||
e1e94902 MN |
1297 | /** |
1298 | * gets the predicted intra4x4 prediction mode. | |
1299 | */ | |
1300 | static inline int pred_intra_mode(H264Context *h, int n){ | |
1301 | const int index8= scan8[n]; | |
1302 | const int left= h->intra4x4_pred_mode_cache[index8 - 1]; | |
1303 | const int top = h->intra4x4_pred_mode_cache[index8 - 8]; | |
1304 | const int min= FFMIN(left, top); | |
1305 | ||
1306 | tprintf(h->s.avctx, "mode:%d %d min:%d\n", left ,top, min); | |
1307 | ||
1308 | if(min<0) return DC_PRED; | |
1309 | else return min; | |
1310 | } | |
1311 | ||
1312 | static inline void write_back_non_zero_count(H264Context *h){ | |
1313 | const int mb_xy= h->mb_xy; | |
1314 | ||
0b69d625 AS |
1315 | AV_COPY64(&h->non_zero_count[mb_xy][ 0], &h->non_zero_count_cache[0+8*1]); |
1316 | AV_COPY64(&h->non_zero_count[mb_xy][ 8], &h->non_zero_count_cache[0+8*2]); | |
b6303e6d MN |
1317 | *((uint32_t*)&h->non_zero_count[mb_xy][16]) = *((uint32_t*)&h->non_zero_count_cache[0+8*5]); |
1318 | *((uint32_t*)&h->non_zero_count[mb_xy][20]) = *((uint32_t*)&h->non_zero_count_cache[4+8*3]); | |
0b69d625 | 1319 | AV_COPY64(&h->non_zero_count[mb_xy][24], &h->non_zero_count_cache[0+8*4]); |
e1e94902 MN |
1320 | } |
1321 | ||
1322 | static inline void write_back_motion(H264Context *h, int mb_type){ | |
1323 | MpegEncContext * const s = &h->s; | |
1324 | const int b_xy = 4*s->mb_x + 4*s->mb_y*h->b_stride; | |
1325 | const int b8_xy= 2*s->mb_x + 2*s->mb_y*h->b8_stride; | |
1326 | int list; | |
1327 | ||
1328 | if(!USES_LIST(mb_type, 0)) | |
1329 | fill_rectangle(&s->current_picture.ref_index[0][b8_xy], 2, 2, h->b8_stride, (uint8_t)LIST_NOT_USED, 1); | |
1330 | ||
1331 | for(list=0; list<h->list_count; list++){ | |
0b69d625 AS |
1332 | int y, b_stride; |
1333 | int16_t (*mv_dst)[2]; | |
1334 | int16_t (*mv_src)[2]; | |
1335 | ||
e1e94902 MN |
1336 | if(!USES_LIST(mb_type, list)) |
1337 | continue; | |
1338 | ||
0b69d625 AS |
1339 | b_stride = h->b_stride; |
1340 | mv_dst = &s->current_picture.motion_val[list][b_xy]; | |
1341 | mv_src = &h->mv_cache[list][scan8[0]]; | |
e1e94902 | 1342 | for(y=0; y<4; y++){ |
0b69d625 | 1343 | AV_COPY128(mv_dst + y*b_stride, mv_src + 8*y); |
e1e94902 | 1344 | } |
ddd60f28 | 1345 | if( CABAC ) { |
0b69d625 AS |
1346 | int16_t (*mvd_dst)[2] = &h->mvd_table[list][b_xy]; |
1347 | int16_t (*mvd_src)[2] = &h->mvd_cache[list][scan8[0]]; | |
e1e94902 | 1348 | if(IS_SKIP(mb_type)) |
0b69d625 | 1349 | fill_rectangle(mvd_dst, 4, 4, h->b_stride, 0, 4); |
e1e94902 MN |
1350 | else |
1351 | for(y=0; y<4; y++){ | |
0b69d625 | 1352 | AV_COPY128(mvd_dst + y*b_stride, mvd_src + 8*y); |
e1e94902 MN |
1353 | } |
1354 | } | |
1355 | ||
1356 | { | |
1357 | int8_t *ref_index = &s->current_picture.ref_index[list][b8_xy]; | |
1358 | ref_index[0+0*h->b8_stride]= h->ref_cache[list][scan8[0]]; | |
1359 | ref_index[1+0*h->b8_stride]= h->ref_cache[list][scan8[4]]; | |
1360 | ref_index[0+1*h->b8_stride]= h->ref_cache[list][scan8[8]]; | |
1361 | ref_index[1+1*h->b8_stride]= h->ref_cache[list][scan8[12]]; | |
1362 | } | |
1363 | } | |
1364 | ||
ddd60f28 | 1365 | if(h->slice_type_nos == FF_B_TYPE && CABAC){ |
e1e94902 MN |
1366 | if(IS_8X8(mb_type)){ |
1367 | uint8_t *direct_table = &h->direct_table[b8_xy]; | |
1368 | direct_table[1+0*h->b8_stride] = IS_DIRECT(h->sub_mb_type[1]) ? 1 : 0; | |
1369 | direct_table[0+1*h->b8_stride] = IS_DIRECT(h->sub_mb_type[2]) ? 1 : 0; | |
1370 | direct_table[1+1*h->b8_stride] = IS_DIRECT(h->sub_mb_type[3]) ? 1 : 0; | |
1371 | } | |
1372 | } | |
1373 | } | |
1374 | ||
1375 | static inline int get_dct8x8_allowed(H264Context *h){ | |
1376 | if(h->sps.direct_8x8_inference_flag) | |
1377 | return !(*(uint64_t*)h->sub_mb_type & ((MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_8x8 )*0x0001000100010001ULL)); | |
1378 | else | |
1379 | return !(*(uint64_t*)h->sub_mb_type & ((MB_TYPE_16x8|MB_TYPE_8x16|MB_TYPE_8x8|MB_TYPE_DIRECT2)*0x0001000100010001ULL)); | |
1380 | } | |
1381 | ||
1382 | static void predict_field_decoding_flag(H264Context *h){ | |
1383 | MpegEncContext * const s = &h->s; | |
1384 | const int mb_xy= h->mb_xy; | |
1385 | int mb_type = (h->slice_table[mb_xy-1] == h->slice_num) | |
1386 | ? s->current_picture.mb_type[mb_xy-1] | |
1387 | : (h->slice_table[mb_xy-s->mb_stride] == h->slice_num) | |
1388 | ? s->current_picture.mb_type[mb_xy-s->mb_stride] | |
1389 | : 0; | |
1390 | h->mb_mbaff = h->mb_field_decoding_flag = IS_INTERLACED(mb_type) ? 1 : 0; | |
1391 | } | |
1392 | ||
1393 | /** | |
1394 | * decodes a P_SKIP or B_SKIP macroblock | |
1395 | */ | |
1396 | static void decode_mb_skip(H264Context *h){ | |
1397 | MpegEncContext * const s = &h->s; | |
1398 | const int mb_xy= h->mb_xy; | |
1399 | int mb_type=0; | |
1400 | ||
c988f975 | 1401 | memset(h->non_zero_count[mb_xy], 0, 32); |
e1e94902 MN |
1402 | memset(h->non_zero_count_cache + 8, 0, 8*5); //FIXME ugly, remove pfui |
1403 | ||
1404 | if(MB_FIELD) | |
1405 | mb_type|= MB_TYPE_INTERLACED; | |
1406 | ||
1407 | if( h->slice_type_nos == FF_B_TYPE ) | |
1408 | { | |
1409 | // just for fill_caches. pred_direct_motion will set the real mb_type | |
1410 | mb_type|= MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2|MB_TYPE_SKIP; | |
1411 | ||
f432b43b | 1412 | fill_decode_caches(h, mb_type); //FIXME check what is needed and what not ... |
e1e94902 MN |
1413 | ff_h264_pred_direct_motion(h, &mb_type); |
1414 | mb_type|= MB_TYPE_SKIP; | |
1415 | } | |
1416 | else | |
1417 | { | |
1418 | int mx, my; | |
1419 | mb_type|= MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P1L0|MB_TYPE_SKIP; | |
1420 | ||
f432b43b | 1421 | fill_decode_caches(h, mb_type); //FIXME check what is needed and what not ... |
e1e94902 MN |
1422 | pred_pskip_motion(h, &mx, &my); |
1423 | fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, 0, 1); | |
1424 | fill_rectangle( h->mv_cache[0][scan8[0]], 4, 4, 8, pack16to32(mx,my), 4); | |
1425 | } | |
1426 | ||
1427 | write_back_motion(h, mb_type); | |
1428 | s->current_picture.mb_type[mb_xy]= mb_type; | |
1429 | s->current_picture.qscale_table[mb_xy]= s->qscale; | |
1430 | h->slice_table[ mb_xy ]= h->slice_num; | |
1431 | h->prev_mb_skipped= 1; | |
1432 | } | |
1433 | ||
7c2de274 MN |
1434 | #include "h264_mvpred.h" //For pred_pskip_motion() |
1435 | ||
98790382 | 1436 | #endif /* AVCODEC_H264_H */ |