1 /*
2 * Copyright 2021 Rockchip Electronics Co. LTD
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #define MODULE_TAG "av1d_parser"
18
19 #include <stdlib.h>
20 #include <string.h>
21
22 #include "mpp_env.h"
23 #include "mpp_mem.h"
24 #include "mpp_debug.h"
25 #include "mpp_common.h"
26 #include "mpp_compat_impl.h"
27 #include "rk_hdr_meta_com.h"
28
29 #include "mpp_bitread.h"
30 #include "mpp_packet_impl.h"
31
32 #include "av1d_parser.h"
33 #include "mpp_dec_cb_param.h"
34 #include "mpp_frame_impl.h"
35
36 RK_U32 av1d_debug = 0;
37
38 static const RK_S16 div_lut[AV1_DIV_LUT_NUM] = {
39 16384, 16320, 16257, 16194, 16132, 16070, 16009, 15948, 15888, 15828, 15768,
40 15709, 15650, 15592, 15534, 15477, 15420, 15364, 15308, 15252, 15197, 15142,
41 15087, 15033, 14980, 14926, 14873, 14821, 14769, 14717, 14665, 14614, 14564,
42 14513, 14463, 14413, 14364, 14315, 14266, 14218, 14170, 14122, 14075, 14028,
43 13981, 13935, 13888, 13843, 13797, 13752, 13707, 13662, 13618, 13574, 13530,
44 13487, 13443, 13400, 13358, 13315, 13273, 13231, 13190, 13148, 13107, 13066,
45 13026, 12985, 12945, 12906, 12866, 12827, 12788, 12749, 12710, 12672, 12633,
46 12596, 12558, 12520, 12483, 12446, 12409, 12373, 12336, 12300, 12264, 12228,
47 12193, 12157, 12122, 12087, 12053, 12018, 11984, 11950, 11916, 11882, 11848,
48 11815, 11782, 11749, 11716, 11683, 11651, 11619, 11586, 11555, 11523, 11491,
49 11460, 11429, 11398, 11367, 11336, 11305, 11275, 11245, 11215, 11185, 11155,
50 11125, 11096, 11067, 11038, 11009, 10980, 10951, 10923, 10894, 10866, 10838,
51 10810, 10782, 10755, 10727, 10700, 10673, 10645, 10618, 10592, 10565, 10538,
52 10512, 10486, 10460, 10434, 10408, 10382, 10356, 10331, 10305, 10280, 10255,
53 10230, 10205, 10180, 10156, 10131, 10107, 10082, 10058, 10034, 10010, 9986,
54 9963, 9939, 9916, 9892, 9869, 9846, 9823, 9800, 9777, 9754, 9732,
55 9709, 9687, 9664, 9642, 9620, 9598, 9576, 9554, 9533, 9511, 9489,
56 9468, 9447, 9425, 9404, 9383, 9362, 9341, 9321, 9300, 9279, 9259,
57 9239, 9218, 9198, 9178, 9158, 9138, 9118, 9098, 9079, 9059, 9039,
58 9020, 9001, 8981, 8962, 8943, 8924, 8905, 8886, 8867, 8849, 8830,
59 8812, 8793, 8775, 8756, 8738, 8720, 8702, 8684, 8666, 8648, 8630,
60 8613, 8595, 8577, 8560, 8542, 8525, 8508, 8490, 8473, 8456, 8439,
61 8422, 8405, 8389, 8372, 8355, 8339, 8322, 8306, 8289, 8273, 8257,
62 8240, 8224, 8208, 8192
63 };
64
65 /**
66 * Clip a signed integer into the -(2^p),(2^p-1) range.
67 * @param a value to clip
68 * @param p bit position to clip at
69 * @return clipped value
70 */
mpp_clip_uintp2(RK_S32 a,RK_S32 p)71 static RK_U32 mpp_clip_uintp2(RK_S32 a, RK_S32 p)
72 {
73 if (a & ~((1 << p) - 1)) return -a >> 31 & ((1 << p) - 1);
74 else return a;
75 }
76
77 static const Av1UnitType unit_types[] = {
78 AV1_OBU_TEMPORAL_DELIMITER,
79 AV1_OBU_SEQUENCE_HEADER,
80 AV1_OBU_FRAME_HEADER,
81 AV1_OBU_TILE_GROUP,
82 AV1_OBU_METADATA,
83 AV1_OBU_FRAME,
84 };
85
get_pixel_format(Av1CodecContext * ctx)86 static MPP_RET get_pixel_format(Av1CodecContext *ctx)
87 {
88 AV1Context *s = ctx->priv_data;
89 const AV1RawSequenceHeader *seq = s->sequence_header;
90 uint8_t bit_depth = 8;;
91 MPP_RET ret = MPP_OK;
92 MppFrameFormat pix_fmt = MPP_FMT_BUTT;
93
94 if (seq->seq_profile == 2 && seq->color_config.high_bitdepth)
95 bit_depth = seq->color_config.twelve_bit ? 12 : 10;
96 else if (seq->seq_profile <= 2)
97 bit_depth = seq->color_config.high_bitdepth ? 10 : 8;
98 else {
99 mpp_err_f("Unknown AV1 profile %d.\n", seq->seq_profile);
100 return -1;
101 }
102
103 if (!seq->color_config.mono_chrome) {
104 // 4:4:4 x:0 y:0, 4:2:2 x:1 y:0, 4:2:0 x:1 y:1
105 if (seq->color_config.subsampling_x == 0 &&
106 seq->color_config.subsampling_y == 0) {
107 mpp_err_f("no support yuv444 AV1 pixel format.\n");
108 return -1;
109 } else if (seq->color_config.subsampling_x == 1 &&
110 seq->color_config.subsampling_y == 0) {
111 if (bit_depth == 8)
112 pix_fmt = MPP_FMT_YUV422P;
113 else {
114 mpp_err_f("no support yuv422 bit depth > 8\n");
115 return -1;
116 }
117 } else if (seq->color_config.subsampling_x == 1 &&
118 seq->color_config.subsampling_y == 1) {
119 if (bit_depth == 8)
120 pix_fmt = MPP_FMT_YUV420SP;
121 else if (bit_depth == 10) {
122 pix_fmt = MPP_FMT_YUV420SP_10BIT;
123 /* rk3588, allow user config 8bit for 10bit source. */
124 if ((mpp_get_soc_type() == ROCKCHIP_SOC_RK3588) &&
125 (ctx->usr_set_fmt & MPP_FRAME_FMT_MASK) == MPP_FMT_YUV420SP &&
126 (s->cfg->base.out_fmt & MPP_FRAME_FMT_MASK) == MPP_FMT_YUV420SP)
127 pix_fmt = MPP_FMT_YUV420SP;
128 } else {
129 mpp_err_f("no support MPP_FMT_YUV420SP bit depth > 8\n");
130 return -1;
131 }
132 }
133 } else {
134 mpp_err_f("no supprot PIX_FMT_GRAY pixel format.\n");
135 return -1;
136 }
137
138
139 if (pix_fmt == MPP_FMT_BUTT)
140 return -1;
141 ctx->pix_fmt = pix_fmt;
142 s->bit_depth = bit_depth;
143 return ret;
144 }
145
inverse_recenter(RK_S32 r,RK_U32 v)146 static RK_U32 inverse_recenter(RK_S32 r, RK_U32 v)
147 {
148 if ((RK_S32)v > 2 * r)
149 return v;
150 else if (v & 1)
151 return r - ((v + 1) >> 1);
152 else
153 return r + (v >> 1);
154 }
155
decode_unsigned_subexp_with_ref(RK_U32 sub_exp,RK_S32 mx,RK_S32 r)156 static RK_U32 decode_unsigned_subexp_with_ref(RK_U32 sub_exp,
157 RK_S32 mx, RK_S32 r)
158 {
159 if ((r << 1) <= mx) {
160 return inverse_recenter(r, sub_exp);
161 } else {
162 return mx - 1 - inverse_recenter(mx - 1 - r, sub_exp);
163 }
164 }
165
decode_signed_subexp_with_ref(RK_U32 sub_exp,RK_S32 low,RK_S32 high,RK_S32 r)166 static RK_S32 decode_signed_subexp_with_ref(RK_U32 sub_exp, RK_S32 low,
167 RK_S32 high, RK_S32 r)
168 {
169 RK_S32 x = decode_unsigned_subexp_with_ref(sub_exp, high - low, r - low);
170 return x + low;
171 }
172
read_global_param(AV1Context * s,RK_S32 type,RK_S32 ref,RK_S32 idx)173 static void read_global_param(AV1Context *s, RK_S32 type, RK_S32 ref, RK_S32 idx)
174 {
175 uint8_t primary_frame, prev_frame;
176 RK_U32 abs_bits, prec_bits, round, prec_diff, sub, mx;
177 RK_S32 r, prev_gm_param;
178
179 primary_frame = s->raw_frame_header->primary_ref_frame;
180 prev_frame = s->raw_frame_header->ref_frame_idx[primary_frame];
181 abs_bits = AV1_GM_ABS_ALPHA_BITS;
182 prec_bits = AV1_GM_ALPHA_PREC_BITS;
183
184 /* setup_past_independence() sets PrevGmParams to default values. We can
185 * simply point to the current's frame gm_params as they will be initialized
186 * with defaults at this point.
187 */
188 if (s->raw_frame_header->primary_ref_frame == AV1_PRIMARY_REF_NONE)
189 prev_gm_param = s->cur_frame.gm_params[ref].wmmat[idx];
190 else
191 prev_gm_param = s->ref[prev_frame].gm_params[ref].wmmat[idx];
192
193 if (idx < 2) {
194 if (type == AV1_WARP_MODEL_TRANSLATION) {
195 abs_bits = AV1_GM_ABS_TRANS_ONLY_BITS -
196 !s->raw_frame_header->allow_high_precision_mv;
197 prec_bits = AV1_GM_TRANS_ONLY_PREC_BITS -
198 !s->raw_frame_header->allow_high_precision_mv;
199 } else {
200 abs_bits = AV1_GM_ABS_TRANS_BITS;
201 prec_bits = AV1_GM_TRANS_PREC_BITS;
202 }
203 }
204 round = (idx % 3) == 2 ? (1 << AV1_WARPEDMODEL_PREC_BITS) : 0;
205 prec_diff = AV1_WARPEDMODEL_PREC_BITS - prec_bits;
206 sub = (idx % 3) == 2 ? (1 << prec_bits) : 0;
207 mx = 1 << abs_bits;
208 r = (prev_gm_param >> prec_diff) - sub;
209
210 s->cur_frame.gm_params[ref].wmmat_val[idx] =
211 decode_signed_subexp_with_ref(s->raw_frame_header->gm_params[ref][idx],
212 -mx, mx + 1, r);
213 s->cur_frame.gm_params[ref].wmmat[idx] =
214 (s->cur_frame.gm_params[ref].wmmat_val[idx] << prec_diff) + round;
215 }
216
round_two(RK_U64 x,RK_U16 n)217 static RK_U16 round_two(RK_U64 x, RK_U16 n)
218 {
219 if (n == 0)
220 return x;
221 return ((x + ((RK_U64)1 << (n - 1))) >> n);
222 }
223
round_two_signed(RK_S64 x,RK_U16 n)224 static RK_S64 round_two_signed(RK_S64 x, RK_U16 n)
225 {
226 return ((x < 0) ? -((RK_S64)round_two(-x, n)) : (RK_S64)round_two(x, n));
227 }
228
229 /**
230 * Resolve divisor process.
231 * see spec 7.11.3.7
232 */
resolve_divisor(RK_U32 d,RK_S16 * shift)233 static RK_S16 resolve_divisor(RK_U32 d, RK_S16 *shift)
234 {
235 RK_S32 e, f;
236
237 *shift = mpp_log2(d);
238 e = d - (1 << (*shift));
239 if (*shift > AV1_DIV_LUT_BITS)
240 f = round_two(e, *shift - AV1_DIV_LUT_BITS);
241 else
242 f = e << (AV1_DIV_LUT_BITS - (*shift));
243
244 *shift += AV1_DIV_LUT_PREC_BITS;
245
246 return div_lut[f];
247 }
248
249 /**
250 * check if global motion params is valid.
251 * see spec 7.11.3.6
252 */
get_shear_params_valid(AV1Context * s,RK_S32 idx)253 static RK_U8 get_shear_params_valid(AV1Context *s, RK_S32 idx)
254 {
255 RK_S16 alpha, beta, gamma, delta, divf, divs;
256 RK_S64 v, w;
257 RK_S32 *param = &s->cur_frame.gm_params[idx].wmmat[0];
258
259 if (param[2] < 0)
260 return 0;
261
262 alpha = MPP_CLIP3(INT16_MIN, INT16_MAX, param[2] - (1 << AV1_WARPEDMODEL_PREC_BITS));
263 beta = MPP_CLIP3(INT16_MIN, INT16_MAX, param[3]);
264 divf = resolve_divisor(MPP_ABS(param[2]), &divs) * (param[2] < 0 ? -1 : 1);
265 v = (RK_S64)param[4] * (1 << AV1_WARPEDMODEL_PREC_BITS);
266 w = (RK_S64)param[3] * param[4];
267 gamma = MPP_CLIP3(INT16_MIN, INT16_MAX, (RK_S32)round_two_signed((v * divf), divs));
268 delta = MPP_CLIP3(INT16_MIN, INT16_MAX, param[5] - (RK_S32)round_two_signed((w * divf), divs) -
269 (1 << AV1_WARPEDMODEL_PREC_BITS));
270
271 alpha = round_two_signed(alpha, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
272 beta = round_two_signed(beta, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
273 gamma = round_two_signed(gamma, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
274 delta = round_two_signed(delta, AV1_WARP_PARAM_REDUCE_BITS) << AV1_WARP_PARAM_REDUCE_BITS;
275
276 s->cur_frame.gm_params[idx].alpha = alpha;
277 s->cur_frame.gm_params[idx].beta = beta;
278 s->cur_frame.gm_params[idx].gamma = gamma;
279 s->cur_frame.gm_params[idx].delta = delta;
280
281 if ((4 * MPP_ABS(alpha) + 7 * MPP_ABS(beta)) >= (1 << AV1_WARPEDMODEL_PREC_BITS) ||
282 (4 * MPP_ABS(gamma) + 4 * MPP_ABS(delta)) >= (1 << AV1_WARPEDMODEL_PREC_BITS))
283 return 0;
284
285 return 1;
286 }
287
288 /**
289 * update gm type/params, since cbs already implemented part of this funcation,
290 * so we don't need to full implement spec.
291 */
global_motion_params(AV1Context * s)292 static void global_motion_params(AV1Context *s)
293 {
294 const AV1RawFrameHeader *header = s->raw_frame_header;
295 RK_S32 type, ref;
296 RK_S32 i = 0;
297 AV1Context *ctx = s;
298
299 for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
300 s->cur_frame.gm_params[ref].wmtype = AV1_WARP_MODEL_IDENTITY;
301 for (i = 0; i < 6; i++)
302 s->cur_frame.gm_params[ref].wmmat[i] = (i % 3 == 2) ?
303 1 << AV1_WARPEDMODEL_PREC_BITS : 0;
304 }
305 if (header->frame_type == AV1_FRAME_KEY ||
306 header->frame_type == AV1_FRAME_INTRA_ONLY)
307 return;
308
309 for (ref = AV1_REF_FRAME_LAST; ref <= AV1_REF_FRAME_ALTREF; ref++) {
310 RK_U8 ref_uses_scaling = ctx->frame_width != ctx->ref_s[ref].frame_width ||
311 ctx->frame_height != ctx->ref_s[ref].frame_height;
312 RK_U32 shear_params_valid = 0;
313
314 if (header->is_global[ref]) {
315 if (header->is_rot_zoom[ref]) {
316 type = AV1_WARP_MODEL_ROTZOOM;
317 } else {
318 type = header->is_translation[ref] ? AV1_WARP_MODEL_TRANSLATION
319 : AV1_WARP_MODEL_AFFINE;
320 }
321 } else {
322 type = AV1_WARP_MODEL_IDENTITY;
323 }
324 s->cur_frame.gm_params[ref].wmtype = type;
325
326 if (type >= AV1_WARP_MODEL_ROTZOOM) {
327 read_global_param(s, type, ref, 2);
328 read_global_param(s, type, ref, 3);
329 if (type == AV1_WARP_MODEL_AFFINE) {
330 read_global_param(s, type, ref, 4);
331 read_global_param(s, type, ref, 5);
332 } else {
333 s->cur_frame.gm_params[ref].wmmat[4] = -s->cur_frame.gm_params[ref].wmmat[3];
334 s->cur_frame.gm_params[ref].wmmat[5] = s->cur_frame.gm_params[ref].wmmat[2];
335 }
336 }
337 if (type >= AV1_WARP_MODEL_TRANSLATION) {
338 read_global_param(s, type, ref, 0);
339 read_global_param(s, type, ref, 1);
340 }
341
342 if (type <= AV1_WARP_MODEL_AFFINE)
343 shear_params_valid = get_shear_params_valid(ctx, ref);
344
345 if (!shear_params_valid || ref_uses_scaling) {
346 ctx->cur_frame.gm_params[ref].alpha = -32768;
347 ctx->cur_frame.gm_params[ref].beta = -32768;
348 ctx->cur_frame.gm_params[ref].gamma = -32768;
349 ctx->cur_frame.gm_params[ref].delta = -32768;
350 }
351 av1d_dbg(AV1D_DBG_HEADER, "ref %d alpa %d beta %d gamma %d delta %d\n",
352 ref,
353 ctx->cur_frame.gm_params[ref].alpha,
354 ctx->cur_frame.gm_params[ref].beta,
355 ctx->cur_frame.gm_params[ref].gamma,
356 ctx->cur_frame.gm_params[ref].delta);
357 }
358 }
359
get_relative_dist(const AV1RawSequenceHeader * seq,RK_U32 a,RK_U32 b)360 static RK_S32 get_relative_dist(const AV1RawSequenceHeader *seq,
361 RK_U32 a, RK_U32 b)
362 {
363 RK_U32 diff = a - b;
364 RK_U32 m = 1 << seq->order_hint_bits_minus_1;
365 return (diff & (m - 1)) - (diff & m);
366 }
367
skip_mode_params(AV1Context * s)368 static void skip_mode_params(AV1Context *s)
369 {
370 const AV1RawFrameHeader *header = s->raw_frame_header;
371 const AV1RawSequenceHeader *seq = s->sequence_header;
372
373 RK_S32 forward_idx, backward_idx;
374 RK_S32 forward_hint, backward_hint;
375 RK_S32 second_forward_idx, second_forward_hint;
376 RK_S32 ref_hint, dist, i;
377
378 if (!header->skip_mode_present)
379 return;
380
381 forward_idx = -1;
382 backward_idx = -1;
383 forward_hint = -1;
384 backward_hint = -1;
385 for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
386 ref_hint = s->ref[header->ref_frame_idx[i]].order_hint;
387 dist = get_relative_dist(seq, ref_hint, header->order_hint);
388 if (dist < 0) {
389 if (forward_idx < 0 ||
390 get_relative_dist(seq, ref_hint, forward_hint) > 0) {
391 forward_idx = i;
392 forward_hint = ref_hint;
393 }
394 } else if (dist > 0) {
395 if (backward_idx < 0 ||
396 get_relative_dist(seq, ref_hint, backward_hint) < 0) {
397 backward_idx = i;
398 backward_hint = ref_hint;
399 }
400 }
401 }
402
403 if (forward_idx < 0) {
404 return;
405 } else if (backward_idx >= 0) {
406 s->cur_frame.skip_mode_frame_idx[0] =
407 AV1_REF_FRAME_LAST + MPP_MIN(forward_idx, backward_idx);
408 s->cur_frame.skip_mode_frame_idx[1] =
409 AV1_REF_FRAME_LAST + MPP_MAX(forward_idx, backward_idx);
410 return;
411 }
412
413 second_forward_idx = -1;
414 for (i = 0; i < AV1_REFS_PER_FRAME; i++) {
415 ref_hint = s->ref[header->ref_frame_idx[i]].order_hint;
416 if (get_relative_dist(seq, ref_hint, forward_hint) < 0) {
417 if (second_forward_idx < 0 ||
418 get_relative_dist(seq, ref_hint, second_forward_hint) > 0) {
419 second_forward_idx = i;
420 second_forward_hint = ref_hint;
421 }
422 }
423 }
424
425 if (second_forward_idx < 0)
426 return;
427
428 s->cur_frame.skip_mode_frame_idx[0] =
429 AV1_REF_FRAME_LAST + MPP_MIN(forward_idx, second_forward_idx);
430 s->cur_frame.skip_mode_frame_idx[1] =
431 AV1_REF_FRAME_LAST + MPP_MAX(forward_idx, second_forward_idx);
432 }
433
coded_lossless_param(AV1Context * s)434 static void coded_lossless_param(AV1Context *s)
435 {
436 const AV1RawFrameHeader *header = s->raw_frame_header;
437 RK_S32 i;
438
439 if (header->delta_q_y_dc || header->delta_q_u_ac ||
440 header->delta_q_u_dc || header->delta_q_v_ac ||
441 header->delta_q_v_dc) {
442 s->cur_frame.coded_lossless = 0;
443 return;
444 }
445
446 s->cur_frame.coded_lossless = 1;
447 for (i = 0; i < AV1_MAX_SEGMENTS; i++) {
448 RK_S32 qindex;
449 if (header->feature_enabled[i][AV1_SEG_LVL_ALT_Q]) {
450 qindex = (header->base_q_idx +
451 header->feature_value[i][AV1_SEG_LVL_ALT_Q]);
452 } else {
453 qindex = header->base_q_idx;
454 }
455 qindex = mpp_clip_uintp2(qindex, 8);
456
457 if (qindex) {
458 s->cur_frame.coded_lossless = 0;
459 return;
460 }
461 }
462 }
463
load_grain_params(AV1Context * s)464 static void load_grain_params(AV1Context *s)
465 {
466 const AV1RawFrameHeader *header = s->raw_frame_header;
467 const AV1RawFilmGrainParams *film_grain = &header->film_grain, *src;
468 AV1RawFilmGrainParams *dst = &s->cur_frame.film_grain;
469
470 if (!film_grain->apply_grain)
471 return;
472
473 if (film_grain->update_grain) {
474 memcpy(dst, film_grain, sizeof(*dst));
475 return;
476 }
477
478 src = &s->ref[film_grain->film_grain_params_ref_idx].film_grain;
479
480 memcpy(dst, src, sizeof(*dst));
481 dst->grain_seed = film_grain->grain_seed;
482 }
483
484 typedef struct GetByteCxt_t {
485 const uint8_t *buffer, *buffer_end, *buffer_start;
486 } GetByteCxt;
bytestream_init(GetByteCxt * g,const uint8_t * buf,int buf_size)487 void bytestream_init(GetByteCxt *g,
488 const uint8_t *buf,
489 int buf_size)
490 {
491 mpp_assert(buf_size >= 0);
492 g->buffer = buf;
493 g->buffer_start = buf;
494 g->buffer_end = buf + buf_size;
495 }
496
bytestream_get_bytes_left(GetByteCxt * g)497 static int bytestream_get_bytes_left(GetByteCxt *g)
498 {
499 return g->buffer_end - g->buffer;
500 }
501
bytestream_skipu(GetByteCxt * g,unsigned int size)502 static void bytestream_skipu(GetByteCxt *g, unsigned int size)
503 {
504 g->buffer += size;
505 }
506
bytestream_tell(GetByteCxt * g)507 static int bytestream_tell(GetByteCxt *g)
508 {
509 return (int)(g->buffer - g->buffer_start);
510 }
511
bytestream_get_byteu(GetByteCxt * g)512 static int bytestream_get_byteu(GetByteCxt *g)
513 {
514 int tmp;
515 tmp = g->buffer[0];
516 g->buffer++;
517 return tmp;
518 }
519
get_tiles_info(Av1CodecContext * ctx,const AV1RawTileGroup * tile_group)520 static RK_S32 get_tiles_info(Av1CodecContext *ctx, const AV1RawTileGroup *tile_group)
521 {
522 AV1Context *s = ctx->priv_data;
523 GetByteCxt gb;
524 RK_S16 tile_num;
525 RK_S32 size = 0, size_bytes = 0;
526 RK_S32 i;
527
528 bytestream_init(&gb, tile_group->tile_data.data,
529 tile_group->tile_data.data_size);
530
531 if (s->tile_offset)
532 s->tile_offset += tile_group->tile_data.offset;
533
534 for (tile_num = tile_group->tg_start; tile_num <= tile_group->tg_end; tile_num++) {
535 if (tile_num == tile_group->tg_end) {
536 s->tile_offset_start[tile_num] = bytestream_tell(&gb) + s->tile_offset;
537 s->tile_offset_end[tile_num] = bytestream_tell(&gb) + bytestream_get_bytes_left(&gb) + s->tile_offset;
538 s->tile_offset = s->tile_offset_end[tile_num];
539 return 0;
540 }
541 size_bytes = s->raw_frame_header->tile_size_bytes_minus1 + 1;
542 if (bytestream_get_bytes_left(&gb) < size_bytes)
543 return MPP_ERR_VALUE;
544 size = 0;
545 for (i = 0; i < size_bytes; i++)
546 size |= bytestream_get_byteu(&gb) << 8 * i;
547 if (bytestream_get_bytes_left(&gb) <= size)
548 return MPP_ERR_VALUE;
549 size++;
550
551 s->tile_offset_start[tile_num] = bytestream_tell(&gb) + s->tile_offset;
552
553 s->tile_offset_end[tile_num] = bytestream_tell(&gb) + size + s->tile_offset;
554
555 bytestream_skipu(&gb, size);
556 }
557
558 return 0;
559
560 }
561
av1d_frame_unref(Av1CodecContext * ctx,AV1Frame * f)562 static void av1d_frame_unref(Av1CodecContext *ctx, AV1Frame *f)
563 {
564 AV1Context *s = ctx->priv_data;
565 f->raw_frame_header = NULL;
566 f->spatial_id = f->temporal_id = 0;
567 memset(f->skip_mode_frame_idx, 0,
568 2 * sizeof(uint8_t));
569 memset(&f->film_grain, 0, sizeof(f->film_grain));
570
571 f->coded_lossless = 0;
572
573 if (!f->ref || f->ref->ref_count <= 0 || f->slot_index >= 0x7f) {
574 mpp_err("ref count alreay is zero");
575 return;
576 }
577
578 f->ref->ref_count--;
579 av1d_dbg(AV1D_DBG_REF, "ref %p, f->ref->ref_count %d, ref->invisible= %d", f->ref, f->ref->ref_count, f->ref->invisible);
580 if (!f->ref->ref_count) {
581 if (f->slot_index < 0x7f) {
582 av1d_dbg(AV1D_DBG_REF, "clr f->slot_index = %d", f->slot_index);
583 /* if pic no output for disaplay when ref_cnt
584 clear we will free this buffer directly,
585 maybe cause some frame can't display */
586 // if (f->ref->invisible && !f->ref->is_output) {
587 if (!f->ref->is_output) {
588 MppBuffer framebuf = NULL;
589 mpp_buf_slot_get_prop(s->slots, f->slot_index, SLOT_BUFFER, &framebuf);
590 av1d_dbg(AV1D_DBG_REF, "free framebuf prt %p", framebuf);
591 if (framebuf)
592 mpp_buffer_put(framebuf);
593 f->ref->invisible = 0;
594 }
595 mpp_buf_slot_clr_flag(s->slots, f->slot_index, SLOT_CODEC_USE);
596 }
597 f->slot_index = 0xff;
598 mpp_free(f->ref);
599 f->ref = NULL;
600 }
601 f->ref = NULL;
602 }
603
604
set_output_frame(Av1CodecContext * ctx)605 static MPP_RET set_output_frame(Av1CodecContext *ctx)
606 {
607 AV1Context *s = ctx->priv_data;
608 MppFrame frame = NULL;
609 MPP_RET ret = MPP_OK;
610
611 // TODO: all layers
612 if (s->operating_point_idc &&
613 mpp_log2(s->operating_point_idc >> 8) > s->cur_frame.spatial_id)
614 return 0;
615 mpp_buf_slot_get_prop(s->slots, s->cur_frame.slot_index, SLOT_FRAME_PTR, &frame);
616 if (s->hdr_dynamic_meta && s->hdr_dynamic) {
617 mpp_frame_set_hdr_dynamic_meta(frame, s->hdr_dynamic_meta);
618 s->hdr_dynamic = 0;
619 if (s->raw_frame_header->show_existing_frame)
620 fill_hdr_meta_to_frame(frame, MPP_VIDEO_CodingAV1);
621 }
622 mpp_frame_set_pts(frame, s->pts);
623 mpp_frame_set_dts(frame, s->dts);
624 mpp_buf_slot_set_flag(s->slots, s->cur_frame.slot_index, SLOT_QUEUE_USE);
625 mpp_buf_slot_enqueue(s->slots, s->cur_frame.slot_index, QUEUE_DISPLAY);
626 s->cur_frame.ref->is_output = 1;
627
628 return ret;
629 }
630
av1d_frame_ref(Av1CodecContext * ctx,AV1Frame * dst,const AV1Frame * src)631 static RK_S32 av1d_frame_ref(Av1CodecContext *ctx, AV1Frame *dst, const AV1Frame *src)
632 {
633 AV1Context *s = ctx->priv_data;
634 MppFrameImpl *impl_frm = (MppFrameImpl *)dst->f;
635 dst->spatial_id = src->spatial_id;
636 dst->temporal_id = src->temporal_id;
637 dst->order_hint = src->order_hint;
638
639 memcpy(dst->gm_params,
640 src->gm_params,
641 sizeof(src->gm_params));
642 memcpy(dst->skip_mode_frame_idx,
643 src->skip_mode_frame_idx,
644 2 * sizeof(uint8_t));
645 memcpy(&dst->film_grain,
646 &src->film_grain,
647 sizeof(dst->film_grain));
648 dst->coded_lossless = src->coded_lossless;
649
650 if (src->slot_index >= 0x7f) {
651 mpp_err("av1d_ref_frame is vaild");
652 return -1;
653 }
654
655 dst->slot_index = src->slot_index;
656 dst->ref = src->ref;
657 dst->ref->ref_count++;
658
659 mpp_buf_slot_get_prop(s->slots, src->slot_index, SLOT_FRAME, &dst->f);
660 impl_frm->buffer = NULL; //parser no need process hal buf
661
662
663 return 0;
664 }
665
update_reference_list(Av1CodecContext * ctx)666 static MPP_RET update_reference_list(Av1CodecContext *ctx)
667 {
668 AV1Context *s = ctx->priv_data;
669 const AV1RawFrameHeader *header = s->raw_frame_header;
670 MPP_RET ret = MPP_OK;
671 RK_S32 i = 0;
672 RK_S32 lst2_buf_idx;
673 RK_S32 lst3_buf_idx;
674 RK_S32 gld_buf_idx;
675 RK_S32 alt_buf_idx;
676 RK_S32 lst_buf_idx;
677 RK_S32 bwd_buf_idx;
678 RK_S32 alt2_buf_idx;
679
680 for (i = 0; i < AV1_NUM_REF_FRAMES; i++) {
681 if (header->refresh_frame_flags & (1 << i)) {
682 s->ref_s[i] = (AV1ReferenceFrameState) {
683 .valid = 1,
684 .frame_id = header->current_frame_id,
685 .upscaled_width = s->upscaled_width,
686 .frame_width = s->frame_width,
687 .frame_height = s->frame_height,
688 .render_width = s->render_width,
689 .render_height = s->render_height,
690 .frame_type = header->frame_type,
691 .subsampling_x = s->sequence_header->color_config.subsampling_x,
692 .subsampling_y = s->sequence_header->color_config.subsampling_y,
693 .bit_depth = s->bit_depth,
694 .order_hint = s->order_hint,
695 };
696 memcpy(s->ref_s[i].loop_filter_ref_deltas, header->loop_filter_ref_deltas,
697 sizeof(header->loop_filter_ref_deltas));
698 memcpy(s->ref_s[i].loop_filter_mode_deltas, header->loop_filter_mode_deltas,
699 sizeof(header->loop_filter_mode_deltas));
700 memcpy(s->ref_s[i].feature_enabled, header->feature_enabled,
701 sizeof(header->feature_enabled));
702 memcpy(s->ref_s[i].feature_value, header->feature_value,
703 sizeof(header->feature_value));
704 }
705 }
706
707 if (!header->show_existing_frame) {
708 lst2_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_LAST2 - AV1_REF_FRAME_LAST];
709 lst3_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_LAST3 - AV1_REF_FRAME_LAST];
710 gld_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_GOLDEN - AV1_REF_FRAME_LAST];
711 alt_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_ALTREF - AV1_REF_FRAME_LAST];
712 lst_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_LAST - AV1_REF_FRAME_LAST];
713 bwd_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_BWDREF - AV1_REF_FRAME_LAST];
714 alt2_buf_idx = s->raw_frame_header->ref_frame_idx[AV1_REF_FRAME_ALTREF2 - AV1_REF_FRAME_LAST];
715
716 s->cur_frame.ref->lst2_frame_offset = s->ref[lst2_buf_idx].order_hint;
717 s->cur_frame.ref->lst3_frame_offset = s->ref[lst3_buf_idx].order_hint;
718 s->cur_frame.ref->gld_frame_offset = s->ref[gld_buf_idx].order_hint;
719 s->cur_frame.ref->alt_frame_offset = s->ref[alt_buf_idx].order_hint;
720 s->cur_frame.ref->lst_frame_offset = s->ref[lst_buf_idx].order_hint;
721 s->cur_frame.ref->bwd_frame_offset = s->ref[bwd_buf_idx].order_hint;
722 s->cur_frame.ref->alt2_frame_offset = s->ref[alt2_buf_idx].order_hint;
723 }
724
725 for (i = 0; i < AV1_NUM_REF_FRAMES; i++) {
726 av1d_dbg(AV1D_DBG_REF, "header->refresh_frame_flags = %d",
727 header->refresh_frame_flags);
728 if (header->refresh_frame_flags & (1 << i)) {
729 av1d_dbg(AV1D_DBG_REF, "av1 ref idx %d s->ref[%d].slot_index %d",
730 i, i, s->ref[i].slot_index);
731 if (s->ref[i].ref)
732 av1d_frame_unref(ctx, &s->ref[i]);
733
734 if ((ret = av1d_frame_ref(ctx, &s->ref[i], &s->cur_frame)) < 0) {
735 mpp_err_f("Failed to update frame %d in reference list\n", i);
736 return ret;
737 }
738 }
739 }
740 return ret;
741 }
742
hor_align_16(RK_U32 val)743 static RK_U32 hor_align_16(RK_U32 val)
744 {
745 return MPP_ALIGN(val, 16);
746 }
747
get_current_frame(Av1CodecContext * ctx)748 static MPP_RET get_current_frame(Av1CodecContext *ctx)
749 {
750 AV1Context *s = ctx->priv_data;
751 MPP_RET ret = MPP_OK;
752 AV1Frame *frame = &s->cur_frame;
753 RK_U32 value;
754
755 if (frame->ref)
756 av1d_frame_unref(ctx, frame);
757
758 mpp_frame_set_meta(frame->f, NULL);
759 mpp_frame_set_width(frame->f, s->frame_width);
760 mpp_frame_set_height(frame->f, s->frame_height);
761
762 /*
763 * rk3588, user can set 8bit for 10bit source.
764 * If user config 8bit output when input video is 10bti,
765 * here should set hor_stride according to 8bit.
766 */
767 if (MPP_FRAME_FMT_IS_YUV_10BIT(ctx->pix_fmt))
768 mpp_frame_set_hor_stride(frame->f, MPP_ALIGN(s->frame_width * s->bit_depth / 8, 8));
769 else
770 mpp_frame_set_hor_stride(frame->f, MPP_ALIGN(s->frame_width, 8));
771
772 mpp_frame_set_ver_stride(frame->f, MPP_ALIGN(s->frame_height, 8));
773 mpp_frame_set_errinfo(frame->f, 0);
774 mpp_frame_set_discard(frame->f, 0);
775 mpp_frame_set_pts(frame->f, s->pts);
776 mpp_frame_set_dts(frame->f, s->dts);
777
778 mpp_frame_set_color_trc(frame->f, ctx->color_trc);
779 mpp_frame_set_color_primaries(frame->f, ctx->color_primaries);
780 mpp_frame_set_colorspace(frame->f, ctx->colorspace);
781 mpp_frame_set_color_range(frame->f, ctx->color_range);
782
783 mpp_frame_set_mastering_display(frame->f, s->mastering_display);
784 mpp_frame_set_content_light(frame->f, s->content_light);
785
786 if (MPP_FRAME_FMT_IS_FBC(s->cfg->base.out_fmt)) {
787 RK_U32 fbc_hdr_stride = MPP_ALIGN(ctx->width, 64);
788
789 mpp_slots_set_prop(s->slots, SLOTS_HOR_ALIGN, hor_align_16);
790 if (s->bit_depth == 10) {
791 if ((ctx->pix_fmt & MPP_FRAME_FMT_MASK) == MPP_FMT_YUV420SP ||
792 (ctx->pix_fmt & MPP_FRAME_FMT_MASK) == MPP_FMT_YUV420SP_10BIT)
793 ctx->pix_fmt = MPP_FMT_YUV420SP_10BIT;
794 else
795 mpp_err("422p 10bit no support");
796 }
797
798 ctx->pix_fmt |= s->cfg->base.out_fmt & (MPP_FRAME_FBC_MASK);
799 mpp_frame_set_offset_x(frame->f, 0);
800 mpp_frame_set_offset_y(frame->f, 0);
801 if (mpp_get_soc_type() == ROCKCHIP_SOC_RK3588)
802 mpp_frame_set_ver_stride(frame->f, MPP_ALIGN(ctx->height, 8) + 28);
803
804 if (*compat_ext_fbc_hdr_256_odd)
805 fbc_hdr_stride = MPP_ALIGN(ctx->width, 256) | 256;
806
807 mpp_frame_set_fbc_hdr_stride(frame->f, fbc_hdr_stride);
808 } else if (MPP_FRAME_FMT_IS_TILE(s->cfg->base.out_fmt)) {
809 ctx->pix_fmt |= s->cfg->base.out_fmt & (MPP_FRAME_TILE_FLAG);
810 }
811
812 if (s->is_hdr)
813 ctx->pix_fmt |= MPP_FRAME_HDR;
814
815 mpp_frame_set_fmt(frame->f, ctx->pix_fmt);
816
817 if (s->cfg->base.enable_thumbnail && s->hw_info && s->hw_info->cap_down_scale)
818 mpp_frame_set_thumbnail_en(frame->f, s->cfg->base.enable_thumbnail);
819 else
820 mpp_frame_set_thumbnail_en(frame->f, 0);
821
822 value = 4;
823 mpp_slots_set_prop(s->slots, SLOTS_NUMERATOR, &value);
824 value = 1;
825 mpp_slots_set_prop(s->slots, SLOTS_DENOMINATOR, &value);
826 mpp_buf_slot_get_unused(s->slots, &frame->slot_index);
827 av1d_dbg(AV1D_DBG_REF, "get frame->slot_index %d", frame->slot_index);
828 mpp_buf_slot_set_prop(s->slots, frame->slot_index, SLOT_FRAME, frame->f);
829 mpp_buf_slot_set_flag(s->slots, frame->slot_index, SLOT_CODEC_USE);
830 mpp_buf_slot_set_flag(s->slots, frame->slot_index, SLOT_HAL_OUTPUT);
831
832 frame->ref = mpp_calloc(RefInfo, 1);
833 frame->ref->ref_count++;
834 frame->ref->is_intra_frame = !s->raw_frame_header->frame_type;
835 frame->ref->intra_only = (s->raw_frame_header->frame_type == 2);
836 frame->ref->is_output = 0;
837 if (!s->raw_frame_header->show_frame && !s->raw_frame_header->showable_frame) {
838 frame->ref->invisible = 1;
839 }
840
841 if (ret < 0) {
842 mpp_err_f("Failed to allocate space for current frame.\n");
843 return ret;
844 }
845
846 /* ret = init_tile_data(s);
847 if (ret < 0) {
848 mpp_err_f( "Failed to init tile data.\n");
849 return ret;
850 }*/
851 global_motion_params(s);
852 skip_mode_params(s);
853 coded_lossless_param(s);
854 load_grain_params(s);
855
856 return ret;
857 }
858
av1d_parser_init(Av1CodecContext * ctx,ParserCfg * init)859 MPP_RET av1d_parser_init(Av1CodecContext *ctx, ParserCfg *init)
860 {
861 MPP_RET ret = MPP_OK;
862 RK_S32 i = 0;
863 av1d_dbg_func("enter ctx %p\n", ctx);
864 AV1Context *s = mpp_calloc(AV1Context, 1);
865 ctx->priv_data = (void*)s;
866 if (!ctx->priv_data) {
867 mpp_err("av1d codec context malloc fail");
868 return MPP_ERR_NOMEM;
869 }
870
871 s->seq_ref = mpp_calloc(AV1RawSequenceHeader, 1);
872
873 s->unit_types = unit_types;
874 s->nb_unit_types = MPP_ARRAY_ELEMS(unit_types);
875 s->packet_slots = init->packet_slots;
876 s->slots = init->frame_slots;
877 s->cfg = init->cfg;
878 s->hw_info = init->hw_info;
879 mpp_buf_slot_setup(s->slots, 25);
880
881 mpp_env_get_u32("av1d_debug", &av1d_debug, 0);
882 for (i = 0; i < AV1_NUM_REF_FRAMES; i++) {
883 mpp_frame_init(&s->ref[i].f);
884 if (!s->ref[i].f) {
885 mpp_err("Failed to allocate frame buffer %d\n", i);
886 return MPP_ERR_NOMEM;
887 }
888 s->ref[i].slot_index = 0x7f;
889 s->ref[i].ref = NULL;
890 }
891
892 mpp_frame_init(&s->cur_frame.f);
893 s->cur_frame.ref = NULL;
894 s->cur_frame.slot_index = 0xff;
895 if (!s->cur_frame.f) {
896 mpp_err("Failed to allocate frame buffer %d\n", i);
897 return MPP_ERR_NOMEM;
898 }
899 s->cdfs = &s->default_cdfs;
900 s->cdfs_ndvc = &s->default_cdfs_ndvc;
901 AV1SetDefaultCDFs(s->cdfs, s->cdfs_ndvc);
902
903 return MPP_OK;
904
905 av1d_dbg_func("leave ctx %p\n", ctx);
906
907 return ret;
908 }
909
av1d_parser_deinit(Av1CodecContext * ctx)910 MPP_RET av1d_parser_deinit(Av1CodecContext *ctx)
911 {
912 MPP_RET ret = MPP_OK;
913 RK_U32 i = 0;
914
915 AV1Context *s = ctx->priv_data;
916 for ( i = 0; i < MPP_ARRAY_ELEMS(s->ref); i++) {
917 if (s->ref[i].ref) {
918 av1d_frame_unref(ctx, &s->ref[i]);
919 }
920 mpp_frame_deinit(&s->ref[i].f);
921 s->ref[i].f = NULL;
922 }
923 if (s->cur_frame.ref) {
924 av1d_frame_unref(ctx, &s->cur_frame);
925 }
926 mpp_frame_deinit(&s->cur_frame.f);
927
928 mpp_av1_fragment_reset(&s->current_obu);
929 MPP_FREE(s->current_obu.units);
930 MPP_FREE(s->frame_header);
931 MPP_FREE(s->seq_ref);
932 MPP_FREE((s->hdr_dynamic_meta));
933 MPP_FREE(ctx->priv_data);
934 return MPP_OK;
935
936 av1d_dbg_func("leave ctx %p\n", ctx);
937
938 return ret;
939 }
940
av1d_parser_frame(Av1CodecContext * ctx,HalDecTask * task)941 MPP_RET av1d_parser_frame(Av1CodecContext *ctx, HalDecTask *task)
942 {
943 RK_U8 *data = NULL;
944 RK_S32 size = 0;
945 AV1Context *s = ctx->priv_data;
946 AV1RawTileGroup *raw_tile_group = NULL;
947 MPP_RET ret = MPP_OK;
948 RK_S32 i;
949
950 av1d_dbg_func("enter ctx %p\n", ctx);
951 task->valid = 0;
952
953 data = (RK_U8 *)mpp_packet_get_pos(ctx->pkt);
954 size = (RK_S32)mpp_packet_get_length(ctx->pkt);
955
956 s->pts = mpp_packet_get_pts(ctx->pkt);
957 s->dts = mpp_packet_get_dts(ctx->pkt);
958
959 s->current_obu.data = data;
960 s->current_obu.data_size = size;
961 s->tile_offset = 0;
962 ret = mpp_av1_split_fragment(s, &s->current_obu, 0);
963 if (ret < 0) {
964 return ret;
965 }
966 ret = mpp_av1_read_fragment_content(s, &s->current_obu);
967 if (ret < 0) {
968 return ret;
969 }
970
971 for (i = 0; i < s->current_obu.nb_units; i++) {
972 Av1ObuUnit *unit = &s->current_obu.units[i];
973 AV1RawOBU *obu = unit->content;
974 const AV1RawOBUHeader *header;
975
976 if (!obu)
977 continue;
978
979 header = &obu->header;
980
981 switch (unit->type) {
982 case AV1_OBU_SEQUENCE_HEADER:
983 memcpy(s->seq_ref, &obu->obu.sequence_header, sizeof(AV1RawSequenceHeader));
984 s->sequence_header = s->seq_ref;
985 ret = mpp_av1_set_context_with_sequence(ctx, s->sequence_header);
986 if (ret < 0) {
987 mpp_err_f("Failed to set context.\n");
988 s->sequence_header = NULL;
989 goto end;
990 }
991
992 s->operating_point_idc = s->sequence_header->operating_point_idc[s->operating_point];
993
994 ret = get_pixel_format(ctx);
995 if (ret < 0) {
996 mpp_err_f("Failed to get pixel format.\n");
997 s->sequence_header = NULL;
998 goto end;
999 }
1000 break;
1001 case AV1_OBU_REDUNDANT_FRAME_HEADER:
1002 if (s->raw_frame_header)
1003 break;
1004 // fall-through
1005 case AV1_OBU_FRAME:
1006 case AV1_OBU_FRAME_HEADER:
1007 if (!s->sequence_header) {
1008 mpp_err_f("Missing Sequence Header.\n");
1009 ret = MPP_ERR_VALUE;
1010 goto end;
1011 }
1012
1013 if (unit->type == AV1_OBU_FRAME)
1014 s->raw_frame_header = &obu->obu.frame.header;
1015 else
1016 s->raw_frame_header = &obu->obu.frame_header;
1017
1018 if (s->raw_frame_header->show_existing_frame) {
1019 if (s->cur_frame.ref) {
1020 av1d_frame_unref(ctx, &s->cur_frame);
1021 }
1022
1023 ret = av1d_frame_ref(ctx, &s->cur_frame,
1024 &s->ref[s->raw_frame_header->frame_to_show_map_idx]);
1025
1026 if (ret < 0) {
1027 mpp_err_f("Failed to get reference frame.\n");
1028 goto end;
1029 }
1030
1031 ret = update_reference_list(ctx);
1032 if (ret < 0) {
1033 mpp_err_f("Failed to update reference list.\n");
1034 goto end;
1035 }
1036 ret = set_output_frame(ctx);
1037 if (ret < 0)
1038 mpp_err_f("Set output frame error.\n");
1039
1040 s->raw_frame_header = NULL;
1041
1042 goto end;
1043 }
1044 ret = get_current_frame(ctx);
1045 if (ret < 0) {
1046 mpp_err_f("Get current frame error\n");
1047 goto end;
1048 }
1049 s->cur_frame.spatial_id = header->spatial_id;
1050 s->cur_frame.temporal_id = header->temporal_id;
1051 s->cur_frame.order_hint = s->raw_frame_header->order_hint;
1052
1053 if (unit->type != AV1_OBU_FRAME)
1054 break;
1055 // fall-through
1056 case AV1_OBU_TILE_GROUP:
1057 if (!s->raw_frame_header) {
1058 mpp_err_f("Missing Frame Header.\n");
1059 ret = MPP_ERR_VALUE;
1060 goto end;
1061 }
1062
1063 if (unit->type == AV1_OBU_FRAME)
1064 raw_tile_group = &obu->obu.frame.tile_group;
1065 else
1066 raw_tile_group = &obu->obu.tile_group;
1067
1068 ret = get_tiles_info(ctx, raw_tile_group);
1069 if (ret < 0)
1070 goto end;
1071
1072 break;
1073 case AV1_OBU_TILE_LIST:
1074 case AV1_OBU_TEMPORAL_DELIMITER:
1075 case AV1_OBU_PADDING:
1076 case AV1_OBU_METADATA:
1077 break;
1078 default:
1079 av1d_dbg(AV1D_DBG_HEADER, "Unknown obu type: %d (%d bits).\n",
1080 unit->type, unit->data_size);
1081 }
1082
1083 if (raw_tile_group && (s->tile_num == raw_tile_group->tg_end + 1)) {
1084 RK_U32 j;
1085
1086 av1d_parser2_syntax(ctx);
1087 task->syntax.data = (void*)&ctx->pic_params;
1088 task->syntax.number = 1;
1089 task->valid = 1;
1090 task->output = s->cur_frame.slot_index;
1091 task->input_packet = ctx->pkt;
1092
1093 for (j = 0; j < AV1_REFS_PER_FRAME; j++) {
1094 int8_t ref_idx = s->raw_frame_header->ref_frame_idx[j];
1095 if (s->ref[ref_idx].slot_index < 0x7f) {
1096 mpp_buf_slot_set_flag(s->slots, s->ref[ref_idx].slot_index, SLOT_HAL_INPUT);
1097 MppFrame mframe = NULL;
1098 task->refer[j] = s->ref[ref_idx].slot_index;
1099 mpp_buf_slot_get_prop(s->slots, task->refer[j], SLOT_FRAME_PTR, &mframe);
1100 if (mframe)
1101 task->flags.ref_err |= mpp_frame_get_errinfo(mframe);
1102 } else {
1103 task->refer[j] = -1;
1104 }
1105 }
1106 ret = update_reference_list(ctx);
1107 if (ret < 0) {
1108 mpp_err_f("Failed to update reference list.\n");
1109 goto end;
1110 }
1111
1112 if (s->raw_frame_header->show_frame) {
1113 ret = set_output_frame(ctx);
1114 if (ret < 0) {
1115 mpp_err_f("Set output frame error\n");
1116 goto end;
1117 }
1118 }
1119 raw_tile_group = NULL;
1120 s->raw_frame_header = NULL;
1121 }
1122 }
1123
1124 if (s->eos) {
1125 task->flags.eos = 1;
1126 }
1127 end:
1128 mpp_av1_fragment_reset(&s->current_obu);
1129 if (ret < 0)
1130 s->raw_frame_header = NULL;
1131
1132 av1d_dbg_func("leave ctx %p\n", ctx);
1133 return ret;
1134 }
1135
av1d_parser_update(Av1CodecContext * ctx,void * info)1136 void av1d_parser_update(Av1CodecContext *ctx, void *info)
1137 {
1138 AV1Context* c_ctx = (AV1Context*)ctx->priv_data;
1139 DecCbHalDone *cb = (DecCbHalDone*)info;
1140 RK_U8 *data = (RK_U8*)cb->task;
1141 RK_U32 i;
1142 const RK_U32 mv_cdf_offset = offsetof(AV1CDFs, mv_cdf);
1143 const RK_U32 mv_cdf_size = sizeof(MvCDFs);
1144 const RK_U32 mv_cdf_end_offset = mv_cdf_offset + mv_cdf_size;
1145 const RK_U32 cdf_size = sizeof(AV1CDFs);
1146
1147 av1d_dbg_func("enter ctx %p\n", ctx);
1148 if (!c_ctx->disable_frame_end_update_cdf) {
1149 for (i = 0; i < NUM_REF_FRAMES; i++) {
1150 if (c_ctx->refresh_frame_flags & (1 << i)) {
1151 /* 1. get cdfs */
1152 Av1GetCDFs(c_ctx, i);
1153 {
1154 RK_U8 *cdf_base = (RK_U8 *)c_ctx->cdfs;
1155 RK_U8 *cdf_ndvc_base = (RK_U8 *)c_ctx->cdfs_ndvc;
1156 /* 2. read cdfs from memory*/
1157 if (c_ctx->frame_is_intra) {
1158 memcpy(cdf_base, data, mv_cdf_offset);
1159 // Read intrabc MV context
1160 memcpy(cdf_ndvc_base, data + mv_cdf_offset, mv_cdf_size);
1161 memcpy(cdf_base + mv_cdf_end_offset, data + mv_cdf_end_offset,
1162 cdf_size - mv_cdf_end_offset);
1163 } else {
1164 memcpy(cdf_base, data, cdf_size);
1165 }
1166 }
1167 /* 3. store cdfs*/
1168 Av1StoreCDFs(c_ctx, c_ctx->refresh_frame_flags);
1169 break;
1170 }
1171 }
1172 }
1173
1174 av1d_dbg_func("leave ctx %p\n", ctx);
1175 }
1176
av1d_paser_reset(Av1CodecContext * ctx)1177 MPP_RET av1d_paser_reset(Av1CodecContext *ctx)
1178 {
1179 (void)ctx;
1180 MPP_RET ret = MPP_OK;
1181 RK_U32 i = 0;
1182 AV1Context *s = ctx->priv_data;
1183
1184 av1d_dbg_func("enter ctx %p\n", ctx);
1185 for ( i = 0; i < MPP_ARRAY_ELEMS(s->ref); i++) {
1186 AV1Frame *f = &s->ref[i];
1187
1188 if (f->ref)
1189 av1d_frame_unref(ctx, &s->ref[i]);
1190 }
1191
1192 if (s->cur_frame.ref) {
1193 av1d_frame_unref(ctx, &s->cur_frame);
1194 }
1195
1196 ctx->frame_header = 0;
1197 ctx->stream_offset = 0;
1198 ctx->eos = 0;
1199
1200 av1d_dbg_func("leave ctx %p\n", ctx);
1201 return ret;
1202
1203 }
1204
1205
leb128(BitReadCtx_t * gb)1206 static inline int64_t leb128(BitReadCtx_t *gb)
1207 {
1208 int64_t ret = 0;
1209 RK_S32 byte = 0;
1210 RK_S32 i;
1211
1212 for (i = 0; i < 8; i++) {
1213 mpp_read_bits(gb, 8, &byte);
1214 ret |= (int64_t)(byte & 0x7f) << (i * 7);
1215 if (!(byte & 0x80))
1216 break;
1217 }
1218 return ret;
1219 }
1220
parse_obu_header(uint8_t * buf,RK_S32 buf_size,int64_t * obu_size,RK_S32 * start_pos,RK_S32 * type,RK_S32 * temporal_id,RK_S32 * spatial_id)1221 static inline RK_S32 parse_obu_header(uint8_t *buf, RK_S32 buf_size,
1222 int64_t *obu_size, RK_S32 *start_pos, RK_S32 *type,
1223 RK_S32 *temporal_id, RK_S32 *spatial_id)
1224 {
1225 BitReadCtx_t gb;
1226 RK_S32 extension_flag, has_size_flag;
1227 int64_t size;
1228 RK_S32 value = 0;
1229 mpp_set_bitread_ctx(&gb, buf, MPP_MIN(buf_size, MAX_OBU_HEADER_SIZE));
1230
1231 mpp_read_bits(&gb, 1, &value);
1232 if (value != 0) // obu_forbidden_bit
1233 return MPP_ERR_PROTOL;
1234
1235 mpp_read_bits(&gb, 4, type);
1236 mpp_read_bits(&gb, 1, &extension_flag);
1237 mpp_read_bits(&gb, 1, &has_size_flag);
1238 mpp_skip_bits(&gb, 1); // obu_reserved_1bit
1239
1240 if (extension_flag) {
1241 mpp_read_bits(&gb, 3, temporal_id);
1242 mpp_read_bits(&gb, 2, spatial_id);
1243 mpp_skip_bits(&gb, 3); // extension_header_reserved_3bits
1244 } else {
1245 *temporal_id = *spatial_id = 0;
1246 }
1247
1248 *obu_size = has_size_flag ? leb128(&gb)
1249 : buf_size - 1 - extension_flag;
1250
1251 if (mpp_get_bits_left(&gb) < 0)
1252 return MPP_ERR_PROTOL;
1253
1254 *start_pos = mpp_get_bits_count(&gb) / 8;
1255
1256 size = *obu_size + *start_pos;
1257
1258 if (size > buf_size)
1259 return MPP_ERR_PROTOL;
1260
1261 return size;
1262
1263 }
1264
av1_extract_obu(AV1OBU * obu,uint8_t * buf,RK_S32 length)1265 RK_S32 av1_extract_obu(AV1OBU *obu, uint8_t *buf, RK_S32 length)
1266 {
1267 int64_t obu_size;
1268 RK_S32 start_pos, type, temporal_id, spatial_id;
1269 RK_S32 len;
1270
1271 len = parse_obu_header(buf, length, &obu_size, &start_pos,
1272 &type, &temporal_id, &spatial_id);
1273 if (len < 0)
1274 return len;
1275
1276 obu->type = type;
1277 obu->temporal_id = temporal_id;
1278 obu->spatial_id = spatial_id;
1279
1280 obu->data = buf + start_pos;
1281 obu->size = obu_size;
1282 obu->raw_data = buf;
1283 obu->raw_size = len;
1284
1285 av1d_dbg(AV1D_DBG_STRMIN, "obu_type: %d, temporal_id: %d, spatial_id: %d, payload size: %d\n",
1286 obu->type, obu->temporal_id, obu->spatial_id, obu->size);
1287
1288 return len;
1289 }
1290
av1d_split_frame(Av1CodecContext * ctx,RK_U8 ** out_data,RK_S32 * out_size,RK_U8 * data,RK_S32 size)1291 RK_S32 av1d_split_frame(Av1CodecContext *ctx,
1292 RK_U8 **out_data, RK_S32 *out_size,
1293 RK_U8 *data, RK_S32 size)
1294 {
1295 (void)out_data;
1296 (void)out_size;
1297
1298 AV1OBU obu;
1299 uint8_t *ptr = data, *end = data + size;
1300 av1d_dbg_func("enter ctx %p\n", ctx);
1301
1302 *out_data = data;
1303
1304 while (ptr < end) {
1305 RK_S32 len = av1_extract_obu(&obu, ptr, size);
1306 if (len < 0)
1307 break;
1308 if (obu.type == AV1_OBU_FRAME_HEADER || obu.type == AV1_OBU_FRAME ||
1309 ((obu.type == AV1_OBU_TEMPORAL_DELIMITER || obu.type == AV1_OBU_METADATA ||
1310 obu.type == AV1_OBU_SEQUENCE_HEADER) && ctx->frame_header))
1311 ctx->frame_header ++;
1312 if (ctx->frame_header == 2) {
1313 *out_size = (RK_S32)(ptr - data);
1314 ctx->new_frame = 1;
1315 ctx->frame_header = 0;
1316 return ptr - data;
1317 }
1318 if (obu.type == AV1_OBU_FRAME) {
1319 ptr += len;
1320 size -= len;
1321 *out_size = (RK_S32)(ptr - data);
1322 ctx->new_frame = 1;
1323 ctx->frame_header = 0;
1324 return ptr - data;
1325 }
1326 ptr += len;
1327 size -= len;
1328 }
1329
1330 *out_size = (RK_S32)(ptr - data);
1331
1332 return ptr - data;
1333
1334 av1d_dbg_func("leave ctx %p\n", ctx);
1335
1336 return 0;
1337 }
1338
av1d_get_frame_stream(Av1CodecContext * ctx,RK_U8 * buf,RK_S32 length)1339 MPP_RET av1d_get_frame_stream(Av1CodecContext *ctx, RK_U8 *buf, RK_S32 length)
1340 {
1341 MPP_RET ret = MPP_OK;
1342 av1d_dbg_func("enter ctx %p\n", ctx);
1343 RK_S32 buff_size = 0;
1344 RK_U8 *data = NULL;
1345 RK_S32 size = 0;
1346 RK_S32 offset = ctx->stream_offset;
1347
1348 data = (RK_U8 *)mpp_packet_get_data(ctx->pkt);
1349 size = (RK_S32)mpp_packet_get_size(ctx->pkt);
1350
1351 if ((length + offset) > size) {
1352 mpp_packet_deinit(&ctx->pkt);
1353 buff_size = length + offset + 10 * 1024;
1354 data = mpp_realloc(data, RK_U8, buff_size);
1355 mpp_packet_init(&ctx->pkt, (void *)data, buff_size);
1356 mpp_packet_set_size(ctx->pkt, buff_size);
1357 ctx->stream_size = buff_size;
1358 }
1359
1360 memcpy(data + offset, buf, length);
1361 ctx->stream_offset += length;
1362 mpp_packet_set_length(ctx->pkt, ctx->stream_offset);
1363
1364 av1d_dbg_func("leave ctx %p\n", ctx);
1365 return ret;
1366
1367 }
1368
av1d_split_init(Av1CodecContext * ctx)1369 MPP_RET av1d_split_init(Av1CodecContext *ctx)
1370 {
1371 MPP_RET ret = MPP_OK;
1372 (void)ctx;
1373
1374 av1d_dbg_func("enter ctx %p\n", ctx);
1375
1376 av1d_dbg_func("leave ctx %p\n", ctx);
1377 return ret;
1378 }
1379