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1 | /* | ||
2 | * VVC video decoder | ||
3 | * | ||
4 | * Copyright (C) 2021 Nuo Mi | ||
5 | * Copyright (C) 2022 Xu Mu | ||
6 | * | ||
7 | * This file is part of FFmpeg. | ||
8 | * | ||
9 | * FFmpeg is free software; you can redistribute it and/or | ||
10 | * modify it under the terms of the GNU Lesser General Public | ||
11 | * License as published by the Free Software Foundation; either | ||
12 | * version 2.1 of the License, or (at your option) any later version. | ||
13 | * | ||
14 | * FFmpeg is distributed in the hope that it will be useful, | ||
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
17 | * Lesser General Public License for more details. | ||
18 | * | ||
19 | * You should have received a copy of the GNU Lesser General Public | ||
20 | * License along with FFmpeg; if not, write to the Free Software | ||
21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | ||
22 | */ | ||
23 | #include "libavcodec/codec_internal.h" | ||
24 | #include "libavcodec/decode.h" | ||
25 | #include "libavcodec/profiles.h" | ||
26 | #include "libavcodec/refstruct.h" | ||
27 | #include "libavutil/cpu.h" | ||
28 | #include "libavutil/mem.h" | ||
29 | #include "libavutil/thread.h" | ||
30 | |||
31 | #include "dec.h" | ||
32 | #include "ctu.h" | ||
33 | #include "data.h" | ||
34 | #include "refs.h" | ||
35 | #include "thread.h" | ||
36 | |||
37 | #define TAB_MAX 32 | ||
38 | |||
39 | typedef struct Tab { | ||
40 | void **tab; | ||
41 | size_t size; | ||
42 | } Tab; | ||
43 | |||
44 | typedef struct TabList { | ||
45 | Tab tabs[TAB_MAX]; | ||
46 | int nb_tabs; | ||
47 | |||
48 | int zero; | ||
49 | int realloc; | ||
50 | } TabList; | ||
51 | |||
52 | #define TL_ADD(t, s) do { \ | ||
53 | av_assert0(l->nb_tabs < TAB_MAX); \ | ||
54 | l->tabs[l->nb_tabs].tab = (void**)&fc->tab.t; \ | ||
55 | l->tabs[l->nb_tabs].size = sizeof(*fc->tab.t) * (s); \ | ||
56 | l->nb_tabs++; \ | ||
57 | } while (0) | ||
58 | |||
59 | 26950 | static void tl_init(TabList *l, const int zero, const int realloc) | |
60 | { | ||
61 | 26950 | l->nb_tabs = 0; | |
62 | 26950 | l->zero = zero; | |
63 | 26950 | l->realloc = realloc; | |
64 | 26950 | } | |
65 | |||
66 | 10315 | static int tl_free(TabList *l) | |
67 | { | ||
68 |
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74772 | for (int i = 0; i < l->nb_tabs; i++) |
69 | 64457 | av_freep(l->tabs[i].tab); | |
70 | |||
71 | 10315 | return 0; | |
72 | } | ||
73 | |||
74 | 9955 | static int tl_create(TabList *l) | |
75 | { | ||
76 |
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9955 | if (l->realloc) { |
77 | 3275 | tl_free(l); | |
78 | |||
79 |
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23408 | for (int i = 0; i < l->nb_tabs; i++) { |
80 | 20133 | Tab *t = l->tabs + i; | |
81 |
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20133 | *t->tab = l->zero ? av_mallocz(t->size) : av_malloc(t->size); |
82 |
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20133 | if (!*t->tab) |
83 | ✗ | return AVERROR(ENOMEM); | |
84 | } | ||
85 | } | ||
86 | 9955 | return 0; | |
87 | } | ||
88 | |||
89 | 9955 | static int tl_zero(TabList *l) | |
90 | { | ||
91 |
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9955 | if (l->zero) { |
92 |
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20887 | for (int i = 0; i < l->nb_tabs; i++) { |
93 | 16344 | Tab *t = l->tabs + i; | |
94 | 16344 | memset(*t->tab, 0, t->size); | |
95 | } | ||
96 | } | ||
97 | 9955 | return 0; | |
98 | } | ||
99 | |||
100 | 2450 | static void ctu_nz_tl_init(TabList *l, VVCFrameContext *fc) | |
101 | { | ||
102 | 2450 | const VVCSPS *sps = fc->ps.sps; | |
103 | 2450 | const VVCPPS *pps = fc->ps.pps; | |
104 |
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2450 | const int ctu_size = sps ? (1 << sps->ctb_log2_size_y << sps->ctb_log2_size_y) : 0; |
105 |
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2450 | const int ctu_count = pps ? pps->ctb_count : 0; |
106 |
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2450 | const int changed = fc->tab.sz.ctu_count != ctu_count || fc->tab.sz.ctu_size != ctu_size; |
107 | |||
108 | 2450 | tl_init(l, 0, changed); | |
109 | |||
110 |
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2450 | TL_ADD(cus, ctu_count); |
111 |
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2450 | TL_ADD(ctus, ctu_count); |
112 |
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2450 | TL_ADD(deblock, ctu_count); |
113 |
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2450 | TL_ADD(sao, ctu_count); |
114 |
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2450 | TL_ADD(alf, ctu_count); |
115 |
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2450 | TL_ADD(slice_idx, ctu_count); |
116 |
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2450 | TL_ADD(coeffs, ctu_count * ctu_size * VVC_MAX_SAMPLE_ARRAYS); |
117 | 2450 | } | |
118 | |||
119 | 2450 | static void min_cb_tl_init(TabList *l, VVCFrameContext *fc) | |
120 | { | ||
121 | 2450 | const VVCPPS *pps = fc->ps.pps; | |
122 |
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2450 | const int pic_size_in_min_cb = pps ? pps->min_cb_width * pps->min_cb_height : 0; |
123 | 2450 | const int changed = fc->tab.sz.pic_size_in_min_cb != pic_size_in_min_cb; | |
124 | |||
125 | 2450 | tl_init(l, 1, changed); | |
126 | |||
127 |
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2450 | TL_ADD(imf, pic_size_in_min_cb); |
128 |
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2450 | TL_ADD(imm, pic_size_in_min_cb); |
129 | |||
130 |
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7350 | for (int i = LUMA; i <= CHROMA; i++) |
131 |
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4900 | TL_ADD(cb_width[i], pic_size_in_min_cb); //is_a0_available requires this |
132 | 2450 | } | |
133 | |||
134 | 2450 | static void min_cb_nz_tl_init(TabList *l, VVCFrameContext *fc) | |
135 | { | ||
136 | 2450 | const VVCPPS *pps = fc->ps.pps; | |
137 |
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2450 | const int pic_size_in_min_cb = pps ? pps->min_cb_width * pps->min_cb_height : 0; |
138 | 2450 | const int changed = fc->tab.sz.pic_size_in_min_cb != pic_size_in_min_cb; | |
139 | |||
140 | 2450 | tl_init(l, 0, changed); | |
141 | |||
142 |
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2450 | TL_ADD(skip, pic_size_in_min_cb); |
143 |
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2450 | TL_ADD(imtf, pic_size_in_min_cb); |
144 |
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2450 | TL_ADD(ipm, pic_size_in_min_cb); |
145 | |||
146 |
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7350 | for (int i = LUMA; i <= CHROMA; i++) { |
147 |
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4900 | TL_ADD(cqt_depth[i], pic_size_in_min_cb); |
148 |
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4900 | TL_ADD(cb_pos_x[i], pic_size_in_min_cb); |
149 |
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4900 | TL_ADD(cb_pos_y[i], pic_size_in_min_cb); |
150 |
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4900 | TL_ADD(cb_height[i], pic_size_in_min_cb); |
151 |
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4900 | TL_ADD(cp_mv[i], pic_size_in_min_cb * MAX_CONTROL_POINTS); |
152 |
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4900 | TL_ADD(cpm[i], pic_size_in_min_cb); |
153 |
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4900 | TL_ADD(pcmf[i], pic_size_in_min_cb); |
154 | } | ||
155 | // For luma, qp can only change at the CU level, so the qp tab size is related to the CU. | ||
156 |
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2450 | TL_ADD(qp[LUMA], pic_size_in_min_cb); |
157 | 2450 | } | |
158 | |||
159 | 2450 | static void min_pu_tl_init(TabList *l, VVCFrameContext *fc) | |
160 | { | ||
161 | 2450 | const VVCPPS *pps = fc->ps.pps; | |
162 |
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2450 | const int pic_size_in_min_pu = pps ? pps->min_pu_width * pps->min_pu_height : 0; |
163 | 2450 | const int changed = fc->tab.sz.pic_size_in_min_pu != pic_size_in_min_pu; | |
164 | |||
165 | 2450 | tl_init(l, 1, changed); | |
166 | |||
167 |
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2450 | TL_ADD(iaf, pic_size_in_min_pu); |
168 | 2450 | } | |
169 | |||
170 | 2450 | static void min_pu_nz_tl_init(TabList *l, VVCFrameContext *fc) | |
171 | { | ||
172 | 2450 | const VVCPPS *pps = fc->ps.pps; | |
173 |
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2450 | const int pic_size_in_min_pu = pps ? pps->min_pu_width * pps->min_pu_height : 0; |
174 | 2450 | const int changed = fc->tab.sz.pic_size_in_min_pu != pic_size_in_min_pu; | |
175 | |||
176 | 2450 | tl_init(l, 0, changed); | |
177 | |||
178 |
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2450 | TL_ADD(msf, pic_size_in_min_pu); |
179 |
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2450 | TL_ADD(mmi, pic_size_in_min_pu); |
180 |
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2450 | TL_ADD(mvf, pic_size_in_min_pu); |
181 | 2450 | } | |
182 | |||
183 | 2450 | static void min_tu_tl_init(TabList *l, VVCFrameContext *fc) | |
184 | { | ||
185 | 2450 | const VVCPPS *pps = fc->ps.pps; | |
186 |
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2450 | const int pic_size_in_min_tu = pps ? pps->min_tu_width * pps->min_tu_height : 0; |
187 | 2450 | const int changed = fc->tab.sz.pic_size_in_min_tu != pic_size_in_min_tu; | |
188 | |||
189 | 2450 | tl_init(l, 1, changed); | |
190 | |||
191 |
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2450 | TL_ADD(tu_joint_cbcr_residual_flag, pic_size_in_min_tu); |
192 | |||
193 |
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9800 | for (int i = 0; i < VVC_MAX_SAMPLE_ARRAYS; i++) { |
194 |
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7350 | TL_ADD(tu_coded_flag[i], pic_size_in_min_tu); |
195 | |||
196 |
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22050 | for (int vertical = 0; vertical < 2; vertical++) |
197 |
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14700 | TL_ADD(bs[vertical][i], pic_size_in_min_tu); |
198 | } | ||
199 | 2450 | } | |
200 | |||
201 | 2450 | static void min_tu_nz_tl_init(TabList *l, VVCFrameContext *fc) | |
202 | { | ||
203 | 2450 | const VVCPPS *pps = fc->ps.pps; | |
204 |
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2450 | const int pic_size_in_min_tu = pps ? pps->min_tu_width * pps->min_tu_height : 0; |
205 | 2450 | const int changed = fc->tab.sz.pic_size_in_min_tu != pic_size_in_min_tu; | |
206 | |||
207 | 2450 | tl_init(l, 0, changed); | |
208 | |||
209 |
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7350 | for (int i = LUMA; i <= CHROMA; i++) { |
210 |
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4900 | TL_ADD(tb_width[i], pic_size_in_min_tu); |
211 |
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4900 | TL_ADD(tb_height[i], pic_size_in_min_tu); |
212 | } | ||
213 | |||
214 |
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7350 | for (int vertical = 0; vertical < 2; vertical++) { |
215 |
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4900 | TL_ADD(max_len_p[vertical], pic_size_in_min_tu); |
216 |
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4900 | TL_ADD(max_len_q[vertical], pic_size_in_min_tu); |
217 | } | ||
218 | |||
219 | // For chroma, considering the joint CbCr, the QP tab size is related to the TU. | ||
220 |
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7350 | for (int i = CB; i < VVC_MAX_SAMPLE_ARRAYS; i++) |
221 |
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4900 | TL_ADD(qp[i], pic_size_in_min_tu); |
222 | 2450 | } | |
223 | |||
224 | 2450 | static void pixel_buffer_nz_tl_init(TabList *l, VVCFrameContext *fc) | |
225 | { | ||
226 | 2450 | const VVCSPS *sps = fc->ps.sps; | |
227 | 2450 | const VVCPPS *pps = fc->ps.pps; | |
228 |
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2450 | const int width = pps ? pps->width : 0; |
229 |
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2450 | const int height = pps ? pps->height : 0; |
230 |
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2450 | const int ctu_width = pps ? pps->ctb_width : 0; |
231 |
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2450 | const int ctu_height = pps ? pps->ctb_height : 0; |
232 |
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2450 | const int chroma_idc = sps ? sps->r->sps_chroma_format_idc : 0; |
233 |
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2450 | const int ps = sps ? sps->pixel_shift : 0; |
234 |
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2450 | const int c_end = chroma_idc ? VVC_MAX_SAMPLE_ARRAYS : 1; |
235 | 7123 | const int changed = fc->tab.sz.chroma_format_idc != chroma_idc || | |
236 |
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2223 | fc->tab.sz.width != width || fc->tab.sz.height != height || |
237 |
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6886 | fc->tab.sz.ctu_width != ctu_width || fc->tab.sz.ctu_height != ctu_height || |
238 |
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2213 | fc->tab.sz.pixel_shift != ps; |
239 | |||
240 | 2450 | tl_init(l, 0, changed); | |
241 | |||
242 |
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8710 | for (int c_idx = 0; c_idx < c_end; c_idx++) { |
243 |
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6260 | const int w = width >> (sps ? sps->hshift[c_idx] : 0); |
244 |
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6260 | const int h = height >> (sps ? sps->vshift[c_idx] : 0); |
245 |
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6260 | TL_ADD(sao_pixel_buffer_h[c_idx], (w * 2 * ctu_height) << ps); |
246 |
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6260 | TL_ADD(sao_pixel_buffer_v[c_idx], (h * 2 * ctu_width) << ps); |
247 | } | ||
248 | |||
249 |
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8710 | for (int c_idx = 0; c_idx < c_end; c_idx++) { |
250 |
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6260 | const int w = width >> (sps ? sps->hshift[c_idx] : 0); |
251 |
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6260 | const int h = height >> (sps ? sps->vshift[c_idx] : 0); |
252 |
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6260 | const int border_pixels = c_idx ? ALF_BORDER_CHROMA : ALF_BORDER_LUMA; |
253 |
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18780 | for (int i = 0; i < 2; i++) { |
254 |
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12520 | TL_ADD(alf_pixel_buffer_h[c_idx][i], (w * border_pixels * ctu_height) << ps); |
255 |
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12520 | TL_ADD(alf_pixel_buffer_v[c_idx][i], h * ALF_PADDING_SIZE * ctu_width); |
256 | } | ||
257 | } | ||
258 | 2450 | } | |
259 | |||
260 | 2450 | static void msm_tl_init(TabList *l, VVCFrameContext *fc) | |
261 | { | ||
262 | 2450 | const VVCPPS *pps = fc->ps.pps; | |
263 |
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2450 | const int w32 = pps ? AV_CEIL_RSHIFT(pps->width, 5) : 0; |
264 |
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2450 | const int h32 = pps ? AV_CEIL_RSHIFT(pps->height, 5) : 0; |
265 |
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4663 | const int changed = AV_CEIL_RSHIFT(fc->tab.sz.width, 5) != w32 || |
266 |
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2213 | AV_CEIL_RSHIFT(fc->tab.sz.height, 5) != h32; |
267 | |||
268 | 2450 | tl_init(l, 1, changed); | |
269 | |||
270 |
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7350 | for (int i = LUMA; i <= CHROMA; i++) |
271 |
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4900 | TL_ADD(msm[i], w32 * h32); |
272 | 2450 | } | |
273 | |||
274 | 2450 | static void ispmf_tl_init(TabList *l, VVCFrameContext *fc) | |
275 | { | ||
276 | 2450 | const VVCPPS *pps = fc->ps.pps; | |
277 |
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2450 | const int w64 = pps ? AV_CEIL_RSHIFT(pps->width, 6) : 0; |
278 |
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2450 | const int h64 = pps ? AV_CEIL_RSHIFT(pps->height, 6) : 0; |
279 |
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4663 | const int changed = AV_CEIL_RSHIFT(fc->tab.sz.width, 6) != w64 || |
280 |
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2213 | AV_CEIL_RSHIFT(fc->tab.sz.height, 6) != h64; |
281 | |||
282 | 2450 | tl_init(l, 1, changed); | |
283 | |||
284 |
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2450 | TL_ADD(ispmf, w64 * h64); |
285 | 2450 | } | |
286 | |||
287 | 2450 | static void ibc_tl_init(TabList *l, VVCFrameContext *fc) | |
288 | { | ||
289 | 2450 | const VVCSPS *sps = fc->ps.sps; | |
290 | 2450 | const VVCPPS *pps = fc->ps.pps; | |
291 |
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2450 | const int ctu_height = pps ? pps->ctb_height : 0; |
292 |
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2450 | const int ctu_size = sps ? sps->ctb_size_y : 0; |
293 |
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2450 | const int ps = sps ? sps->pixel_shift : 0; |
294 |
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2450 | const int chroma_idc = sps ? sps->r->sps_chroma_format_idc : 0; |
295 |
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2450 | const int has_ibc = sps ? sps->r->sps_ibc_enabled_flag : 0; |
296 | 7123 | const int changed = fc->tab.sz.chroma_format_idc != chroma_idc || | |
297 |
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2223 | fc->tab.sz.ctu_height != ctu_height || |
298 |
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5076 | fc->tab.sz.ctu_size != ctu_size || |
299 |
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403 | fc->tab.sz.pixel_shift != ps; |
300 | |||
301 |
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2450 | fc->tab.sz.ibc_buffer_width = ctu_size ? 2 * MAX_CTU_SIZE * MAX_CTU_SIZE / ctu_size : 0; |
302 | |||
303 | 2450 | tl_init(l, has_ibc, changed); | |
304 | |||
305 |
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9800 | for (int i = LUMA; i < VVC_MAX_SAMPLE_ARRAYS; i++) { |
306 |
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7350 | const int hs = sps ? sps->hshift[i] : 0; |
307 |
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7350 | const int vs = sps ? sps->vshift[i] : 0; |
308 |
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7350 | TL_ADD(ibc_vir_buf[i], fc->tab.sz.ibc_buffer_width * ctu_size * ctu_height << ps >> hs >> vs); |
309 | } | ||
310 | 2450 | } | |
311 | |||
312 | typedef void (*tl_init_fn)(TabList *l, VVCFrameContext *fc); | ||
313 | |||
314 | 2450 | static int frame_context_for_each_tl(VVCFrameContext *fc, int (*unary_fn)(TabList *l)) | |
315 | { | ||
316 | 2450 | const tl_init_fn init[] = { | |
317 | ctu_nz_tl_init, | ||
318 | min_cb_tl_init, | ||
319 | min_cb_nz_tl_init, | ||
320 | min_pu_tl_init, | ||
321 | min_pu_nz_tl_init, | ||
322 | min_tu_tl_init, | ||
323 | min_tu_nz_tl_init, | ||
324 | pixel_buffer_nz_tl_init, | ||
325 | msm_tl_init, | ||
326 | ispmf_tl_init, | ||
327 | ibc_tl_init, | ||
328 | }; | ||
329 | |||
330 |
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29400 | for (int i = 0; i < FF_ARRAY_ELEMS(init); i++) { |
331 | TabList l; | ||
332 | int ret; | ||
333 | |||
334 | 26950 | init[i](&l, fc); | |
335 | 26950 | ret = unary_fn(&l); | |
336 |
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26950 | if (ret < 0) |
337 | ✗ | return ret; | |
338 | } | ||
339 | 2450 | return 0; | |
340 | } | ||
341 | |||
342 | 1545 | static void free_cus(VVCFrameContext *fc) | |
343 | { | ||
344 |
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1545 | if (fc->tab.cus) { |
345 |
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45457 | for (int i = 0; i < fc->tab.sz.ctu_count; i++) |
346 | 44552 | ff_vvc_ctu_free_cus(fc->tab.cus + i); | |
347 | } | ||
348 | 1545 | } | |
349 | |||
350 | 640 | static void pic_arrays_free(VVCFrameContext *fc) | |
351 | { | ||
352 | 640 | free_cus(fc); | |
353 | 640 | frame_context_for_each_tl(fc, tl_free); | |
354 | 640 | ff_refstruct_pool_uninit(&fc->rpl_tab_pool); | |
355 | 640 | ff_refstruct_pool_uninit(&fc->tab_dmvr_mvf_pool); | |
356 | |||
357 | 640 | memset(&fc->tab.sz, 0, sizeof(fc->tab.sz)); | |
358 | 640 | } | |
359 | |||
360 | 905 | static int pic_arrays_init(VVCContext *s, VVCFrameContext *fc) | |
361 | { | ||
362 | 905 | const VVCSPS *sps = fc->ps.sps; | |
363 | 905 | const VVCPPS *pps = fc->ps.pps; | |
364 | 905 | const int ctu_count = pps->ctb_count; | |
365 | 905 | const int pic_size_in_min_pu = pps->min_pu_width * pps->min_pu_height; | |
366 | int ret; | ||
367 | |||
368 | 905 | free_cus(fc); | |
369 | |||
370 | 905 | ret = frame_context_for_each_tl(fc, tl_create); | |
371 |
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905 | if (ret < 0) |
372 | ✗ | return ret; | |
373 | |||
374 | // for error handling case, we may call free_cus before VVC_TASK_STAGE_INIT, so we need to set cus to 0 here | ||
375 | 905 | memset(fc->tab.cus, 0, sizeof(*fc->tab.cus) * ctu_count); | |
376 | |||
377 | 905 | memset(fc->tab.slice_idx, -1, sizeof(*fc->tab.slice_idx) * ctu_count); | |
378 | |||
379 |
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905 | if (fc->tab.sz.ctu_count != ctu_count) { |
380 | 237 | ff_refstruct_pool_uninit(&fc->rpl_tab_pool); | |
381 | 237 | fc->rpl_tab_pool = ff_refstruct_pool_alloc(ctu_count * sizeof(RefPicListTab), 0); | |
382 |
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237 | if (!fc->rpl_tab_pool) |
383 | ✗ | return AVERROR(ENOMEM); | |
384 | } | ||
385 | |||
386 |
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905 | if (fc->tab.sz.pic_size_in_min_pu != pic_size_in_min_pu) { |
387 | 237 | ff_refstruct_pool_uninit(&fc->tab_dmvr_mvf_pool); | |
388 | 237 | fc->tab_dmvr_mvf_pool = ff_refstruct_pool_alloc( | |
389 | pic_size_in_min_pu * sizeof(MvField), FF_REFSTRUCT_POOL_FLAG_ZERO_EVERY_TIME); | ||
390 |
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237 | if (!fc->tab_dmvr_mvf_pool) |
391 | ✗ | return AVERROR(ENOMEM); | |
392 | } | ||
393 | |||
394 | 905 | fc->tab.sz.ctu_count = pps->ctb_count; | |
395 | 905 | fc->tab.sz.ctu_size = 1 << sps->ctb_log2_size_y << sps->ctb_log2_size_y; | |
396 | 905 | fc->tab.sz.pic_size_in_min_cb = pps->min_cb_width * pps->min_cb_height; | |
397 | 905 | fc->tab.sz.pic_size_in_min_pu = pic_size_in_min_pu; | |
398 | 905 | fc->tab.sz.pic_size_in_min_tu = pps->min_tu_width * pps->min_tu_height; | |
399 | 905 | fc->tab.sz.width = pps->width; | |
400 | 905 | fc->tab.sz.height = pps->height; | |
401 | 905 | fc->tab.sz.ctu_width = pps->ctb_width; | |
402 | 905 | fc->tab.sz.ctu_height = pps->ctb_height; | |
403 | 905 | fc->tab.sz.chroma_format_idc = sps->r->sps_chroma_format_idc; | |
404 | 905 | fc->tab.sz.pixel_shift = sps->pixel_shift; | |
405 | |||
406 | 905 | return 0; | |
407 | } | ||
408 | |||
409 | 905 | int ff_vvc_per_frame_init(VVCFrameContext *fc) | |
410 | { | ||
411 | 905 | return frame_context_for_each_tl(fc, tl_zero); | |
412 | } | ||
413 | |||
414 | 2886 | static int min_positive(const int idx, const int diff, const int min_diff) | |
415 | { | ||
416 |
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2886 | return diff > 0 && (idx < 0 || diff < min_diff); |
417 | } | ||
418 | |||
419 | 2886 | static int max_negtive(const int idx, const int diff, const int max_diff) | |
420 | { | ||
421 |
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2886 | return diff < 0 && (idx < 0 || diff > max_diff); |
422 | } | ||
423 | |||
424 | typedef int (*smvd_find_fxn)(const int idx, const int diff, const int old_diff); | ||
425 | |||
426 | 3174 | static int8_t smvd_find(const VVCFrameContext *fc, const SliceContext *sc, int lx, smvd_find_fxn find) | |
427 | { | ||
428 | 3174 | const H266RawSliceHeader *rsh = sc->sh.r; | |
429 | 3174 | const RefPicList *rpl = sc->rpl + lx; | |
430 | 3174 | const int poc = fc->ref->poc; | |
431 | 3174 | int8_t idx = -1; | |
432 | 3174 | int old_diff = -1; | |
433 |
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8946 | for (int i = 0; i < rsh->num_ref_idx_active[lx]; i++) { |
434 |
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5772 | if (!rpl->refs[i].is_lt) { |
435 | 5772 | int diff = poc - rpl->refs[i].poc; | |
436 |
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5772 | if (find(idx, diff, old_diff)) { |
437 | 2686 | idx = i; | |
438 | 2686 | old_diff = diff; | |
439 | } | ||
440 | } | ||
441 | } | ||
442 | 3174 | return idx; | |
443 | } | ||
444 | |||
445 | 1365 | static void smvd_ref_idx(const VVCFrameContext *fc, SliceContext *sc) | |
446 | { | ||
447 | 1365 | VVCSH *sh = &sc->sh; | |
448 |
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1365 | if (IS_B(sh->r)) { |
449 | 1343 | sh->ref_idx_sym[0] = smvd_find(fc, sc, 0, min_positive); | |
450 | 1343 | sh->ref_idx_sym[1] = smvd_find(fc, sc, 1, max_negtive); | |
451 |
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1343 | if (sh->ref_idx_sym[0] == -1 || sh->ref_idx_sym[1] == -1) { |
452 | 244 | sh->ref_idx_sym[0] = smvd_find(fc, sc, 0, max_negtive); | |
453 | 244 | sh->ref_idx_sym[1] = smvd_find(fc, sc, 1, min_positive); | |
454 | } | ||
455 | } | ||
456 | 1365 | } | |
457 | |||
458 | 1403 | static void eps_free(SliceContext *slice) | |
459 | { | ||
460 | 1403 | av_freep(&slice->eps); | |
461 | 1403 | slice->nb_eps = 0; | |
462 | 1403 | } | |
463 | |||
464 | 640 | static void slices_free(VVCFrameContext *fc) | |
465 | { | ||
466 |
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640 | if (fc->slices) { |
467 |
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988 | for (int i = 0; i < fc->nb_slices_allocated; i++) { |
468 | 751 | SliceContext *slice = fc->slices[i]; | |
469 |
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751 | if (slice) { |
470 | 751 | ff_refstruct_unref(&slice->ref); | |
471 | 751 | ff_refstruct_unref(&slice->sh.r); | |
472 | 751 | eps_free(slice); | |
473 | 751 | av_free(slice); | |
474 | } | ||
475 | } | ||
476 | 237 | av_freep(&fc->slices); | |
477 | } | ||
478 | 640 | fc->nb_slices_allocated = 0; | |
479 | 640 | fc->nb_slices = 0; | |
480 | 640 | } | |
481 | |||
482 | 1628 | static int slices_realloc(VVCFrameContext *fc) | |
483 | { | ||
484 | void *p; | ||
485 | 1628 | const int size = (fc->nb_slices_allocated + 1) * 3 / 2; | |
486 | |||
487 |
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1628 | if (fc->nb_slices < fc->nb_slices_allocated) |
488 | 1290 | return 0; | |
489 | |||
490 | 338 | p = av_realloc_array(fc->slices, size, sizeof(*fc->slices)); | |
491 |
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338 | if (!p) |
492 | ✗ | return AVERROR(ENOMEM); | |
493 | |||
494 | 338 | fc->slices = p; | |
495 |
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1089 | for (int i = fc->nb_slices_allocated; i < size; i++) { |
496 | 751 | fc->slices[i] = av_mallocz(sizeof(*fc->slices[0])); | |
497 |
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751 | if (!fc->slices[i]) { |
498 | ✗ | fc->nb_slices_allocated = i; | |
499 | ✗ | return AVERROR(ENOMEM); | |
500 | } | ||
501 | 751 | fc->slices[i]->slice_idx = i; | |
502 | } | ||
503 | 338 | fc->nb_slices_allocated = size; | |
504 | |||
505 | 338 | return 0; | |
506 | } | ||
507 | |||
508 | 1995 | static int ep_init_cabac_decoder(SliceContext *sc, const int index, | |
509 | const H2645NAL *nal, GetBitContext *gb, const CodedBitstreamUnit *unit) | ||
510 | { | ||
511 | 1995 | const H266RawSlice *slice = unit->content_ref; | |
512 | 1995 | const H266RawSliceHeader *rsh = sc->sh.r; | |
513 | 1995 | EntryPoint *ep = sc->eps + index; | |
514 | int size; | ||
515 | int ret; | ||
516 | |||
517 |
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1995 | if (index < rsh->num_entry_points) { |
518 | 367 | int skipped = 0; | |
519 | 367 | int64_t start = (gb->index >> 3); | |
520 | 367 | int64_t end = start + rsh->sh_entry_point_offset_minus1[index] + 1; | |
521 |
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367 | while (skipped < nal->skipped_bytes && nal->skipped_bytes_pos[skipped] <= start + slice->header_size) { |
522 | ✗ | skipped++; | |
523 | } | ||
524 |
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367 | while (skipped < nal->skipped_bytes && nal->skipped_bytes_pos[skipped] <= end + slice->header_size) { |
525 | ✗ | end--; | |
526 | ✗ | skipped++; | |
527 | } | ||
528 | 367 | size = end - start; | |
529 | 367 | size = av_clip(size, 0, get_bits_left(gb) / 8); | |
530 | } else { | ||
531 | 1628 | size = get_bits_left(gb) / 8; | |
532 | } | ||
533 |
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1995 | av_assert0(gb->buffer + get_bits_count(gb) / 8 + size <= gb->buffer_end); |
534 | 1995 | ret = ff_init_cabac_decoder (&ep->cc, gb->buffer + get_bits_count(gb) / 8, size); | |
535 |
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1995 | if (ret < 0) |
536 | ✗ | return ret; | |
537 | 1995 | skip_bits(gb, size * 8); | |
538 | 1995 | return 0; | |
539 | } | ||
540 | |||
541 | 1628 | static int slice_init_entry_points(SliceContext *sc, | |
542 | VVCFrameContext *fc, const H2645NAL *nal, const CodedBitstreamUnit *unit) | ||
543 | { | ||
544 | 1628 | const VVCSH *sh = &sc->sh; | |
545 | 1628 | const H266RawSlice *slice = unit->content_ref; | |
546 | 1628 | int nb_eps = sh->r->num_entry_points + 1; | |
547 | 1628 | int ctu_addr = 0; | |
548 | GetBitContext gb; | ||
549 | int ret; | ||
550 | |||
551 |
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1628 | if (sc->nb_eps != nb_eps) { |
552 | 652 | eps_free(sc); | |
553 | 652 | sc->eps = av_calloc(nb_eps, sizeof(*sc->eps)); | |
554 |
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652 | if (!sc->eps) |
555 | ✗ | return AVERROR(ENOMEM); | |
556 | 652 | sc->nb_eps = nb_eps; | |
557 | } | ||
558 | |||
559 | 1628 | ret = init_get_bits8(&gb, slice->data, slice->data_size); | |
560 |
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1628 | if (ret < 0) |
561 | ✗ | return ret; | |
562 |
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3623 | for (int i = 0; i < sc->nb_eps; i++) |
563 | { | ||
564 | 1995 | EntryPoint *ep = sc->eps + i; | |
565 | |||
566 | 1995 | ep->ctu_start = ctu_addr; | |
567 |
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1995 | ep->ctu_end = (i + 1 == sc->nb_eps ? sh->num_ctus_in_curr_slice : sh->entry_point_start_ctu[i]); |
568 | |||
569 |
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46547 | for (int j = ep->ctu_start; j < ep->ctu_end; j++) { |
570 | 44552 | const int rs = sc->sh.ctb_addr_in_curr_slice[j]; | |
571 | 44552 | fc->tab.slice_idx[rs] = sc->slice_idx; | |
572 | } | ||
573 | |||
574 | 1995 | ret = ep_init_cabac_decoder(sc, i, nal, &gb, unit); | |
575 |
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1995 | if (ret < 0) |
576 | ✗ | return ret; | |
577 | |||
578 |
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1995 | if (i + 1 < sc->nb_eps) |
579 | 367 | ctu_addr = sh->entry_point_start_ctu[i]; | |
580 | } | ||
581 | |||
582 | 1628 | return 0; | |
583 | } | ||
584 | |||
585 | 2817 | static VVCFrameContext* get_frame_context(const VVCContext *s, const VVCFrameContext *fc, const int delta) | |
586 | { | ||
587 | 2817 | const int size = s->nb_fcs; | |
588 | 2817 | const int idx = (fc - s->fcs + delta + size) % size; | |
589 | 2817 | return s->fcs + idx; | |
590 | } | ||
591 | |||
592 | 4226 | static int ref_frame(VVCFrame *dst, const VVCFrame *src) | |
593 | { | ||
594 | int ret; | ||
595 | |||
596 | 4226 | ret = av_frame_ref(dst->frame, src->frame); | |
597 |
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4226 | if (ret < 0) |
598 | ✗ | return ret; | |
599 | |||
600 | 4226 | ff_refstruct_replace(&dst->sps, src->sps); | |
601 | 4226 | ff_refstruct_replace(&dst->pps, src->pps); | |
602 | |||
603 | 4226 | ff_refstruct_replace(&dst->progress, src->progress); | |
604 | |||
605 | 4226 | ff_refstruct_replace(&dst->tab_dmvr_mvf, src->tab_dmvr_mvf); | |
606 | |||
607 | 4226 | ff_refstruct_replace(&dst->rpl_tab, src->rpl_tab); | |
608 | 4226 | ff_refstruct_replace(&dst->rpl, src->rpl); | |
609 | 4226 | dst->nb_rpl_elems = src->nb_rpl_elems; | |
610 | |||
611 | 4226 | dst->poc = src->poc; | |
612 | 4226 | dst->ctb_count = src->ctb_count; | |
613 | |||
614 | 4226 | dst->scaling_win = src->scaling_win; | |
615 | 4226 | dst->ref_width = src->ref_width; | |
616 | 4226 | dst->ref_height = src->ref_height; | |
617 | |||
618 | 4226 | dst->flags = src->flags; | |
619 | 4226 | dst->sequence = src->sequence; | |
620 | |||
621 | 4226 | return 0; | |
622 | } | ||
623 | |||
624 | 640 | static av_cold void frame_context_free(VVCFrameContext *fc) | |
625 | { | ||
626 | 640 | slices_free(fc); | |
627 | |||
628 | 640 | ff_refstruct_pool_uninit(&fc->tu_pool); | |
629 | 640 | ff_refstruct_pool_uninit(&fc->cu_pool); | |
630 | |||
631 |
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11520 | for (int i = 0; i < FF_ARRAY_ELEMS(fc->DPB); i++) { |
632 | 10880 | ff_vvc_unref_frame(fc, &fc->DPB[i], ~0); | |
633 | 10880 | av_frame_free(&fc->DPB[i].frame); | |
634 | } | ||
635 | |||
636 | 640 | ff_vvc_frame_thread_free(fc); | |
637 | 640 | pic_arrays_free(fc); | |
638 | 640 | av_frame_free(&fc->output_frame); | |
639 | 640 | ff_vvc_frame_ps_free(&fc->ps); | |
640 | 640 | } | |
641 | |||
642 | 640 | static av_cold int frame_context_init(VVCFrameContext *fc, AVCodecContext *avctx) | |
643 | { | ||
644 | |||
645 | 640 | fc->log_ctx = avctx; | |
646 | |||
647 | 640 | fc->output_frame = av_frame_alloc(); | |
648 |
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640 | if (!fc->output_frame) |
649 | ✗ | return AVERROR(ENOMEM); | |
650 | |||
651 |
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|
11520 | for (int j = 0; j < FF_ARRAY_ELEMS(fc->DPB); j++) { |
652 | 10880 | fc->DPB[j].frame = av_frame_alloc(); | |
653 |
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|
10880 | if (!fc->DPB[j].frame) |
654 | ✗ | return AVERROR(ENOMEM); | |
655 | } | ||
656 | 640 | fc->cu_pool = ff_refstruct_pool_alloc(sizeof(CodingUnit), 0); | |
657 |
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|
640 | if (!fc->cu_pool) |
658 | ✗ | return AVERROR(ENOMEM); | |
659 | |||
660 | 640 | fc->tu_pool = ff_refstruct_pool_alloc(sizeof(TransformUnit), 0); | |
661 |
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|
640 | if (!fc->tu_pool) |
662 | ✗ | return AVERROR(ENOMEM); | |
663 | |||
664 | 640 | return 0; | |
665 | } | ||
666 | |||
667 | 905 | static int frame_context_setup(VVCFrameContext *fc, VVCContext *s) | |
668 | { | ||
669 | int ret; | ||
670 | |||
671 | 905 | fc->ref = NULL; | |
672 | |||
673 | // copy refs from the last frame | ||
674 |
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|
905 | if (s->nb_frames && s->nb_fcs > 1) { |
675 | 825 | VVCFrameContext *prev = get_frame_context(s, fc, -1); | |
676 |
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|
14850 | for (int i = 0; i < FF_ARRAY_ELEMS(fc->DPB); i++) { |
677 | 14025 | ff_vvc_unref_frame(fc, &fc->DPB[i], ~0); | |
678 |
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|
14025 | if (prev->DPB[i].frame->buf[0]) { |
679 | 4226 | ret = ref_frame(&fc->DPB[i], &prev->DPB[i]); | |
680 |
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|
4226 | if (ret < 0) |
681 | ✗ | return ret; | |
682 | } | ||
683 | } | ||
684 | } | ||
685 | |||
686 |
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|
905 | if (IS_IDR(s)) { |
687 | 87 | s->seq_decode = (s->seq_decode + 1) & 0xff; | |
688 | 87 | ff_vvc_clear_refs(fc); | |
689 | } | ||
690 | |||
691 | 905 | ret = pic_arrays_init(s, fc); | |
692 |
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|
905 | if (ret < 0) |
693 | ✗ | return ret; | |
694 | 905 | ff_vvc_dsp_init(&fc->vvcdsp, fc->ps.sps->bit_depth); | |
695 | 905 | ff_videodsp_init(&fc->vdsp, fc->ps.sps->bit_depth); | |
696 | 905 | return 0; | |
697 | } | ||
698 | |||
699 | 905 | static int frame_start(VVCContext *s, VVCFrameContext *fc, SliceContext *sc) | |
700 | { | ||
701 | 905 | const VVCPH *ph = &fc->ps.ph; | |
702 | 905 | const H266RawSliceHeader *rsh = sc->sh.r; | |
703 | int ret; | ||
704 | |||
705 | // 8.3.1 Decoding process for picture order count | ||
706 |
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|
905 | if (!s->temporal_id && !ph->r->ph_non_ref_pic_flag && !(IS_RASL(s) || IS_RADL(s))) |
707 | 184 | s->poc_tid0 = ph->poc; | |
708 | |||
709 |
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|
905 | if ((ret = ff_vvc_set_new_ref(s, fc, &fc->frame)) < 0) |
710 | ✗ | goto fail; | |
711 | |||
712 |
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|
905 | if (!IS_IDR(s)) |
713 | 818 | ff_vvc_bump_frame(s, fc); | |
714 | |||
715 | 905 | av_frame_unref(fc->output_frame); | |
716 | |||
717 |
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|
905 | if ((ret = ff_vvc_output_frame(s, fc, fc->output_frame,rsh->sh_no_output_of_prior_pics_flag, 0)) < 0) |
718 | ✗ | goto fail; | |
719 | |||
720 |
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✓ Branch 2 taken 905 times.
|
905 | if ((ret = ff_vvc_frame_rpl(s, fc, sc)) < 0) |
721 | ✗ | goto fail; | |
722 | |||
723 |
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|
905 | if ((ret = ff_vvc_frame_thread_init(fc)) < 0) |
724 | ✗ | goto fail; | |
725 | 905 | return 0; | |
726 | ✗ | fail: | |
727 | ✗ | if (fc->ref) | |
728 | ✗ | ff_vvc_unref_frame(fc, fc->ref, ~0); | |
729 | ✗ | fc->ref = NULL; | |
730 | ✗ | return ret; | |
731 | } | ||
732 | |||
733 | 1628 | static int slice_start(SliceContext *sc, VVCContext *s, VVCFrameContext *fc, | |
734 | const CodedBitstreamUnit *unit, const int is_first_slice) | ||
735 | { | ||
736 | 1628 | VVCSH *sh = &sc->sh; | |
737 | int ret; | ||
738 | |||
739 | 1628 | ret = ff_vvc_decode_sh(sh, &fc->ps, unit); | |
740 |
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|
1628 | if (ret < 0) |
741 | ✗ | return ret; | |
742 | |||
743 | 1628 | ff_refstruct_replace(&sc->ref, unit->content_ref); | |
744 | |||
745 |
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|
1628 | if (is_first_slice) { |
746 | 905 | ret = frame_start(s, fc, sc); | |
747 |
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|
905 | if (ret < 0) |
748 | ✗ | return ret; | |
749 |
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|
723 | } else if (fc->ref) { |
750 |
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|
723 | if (!IS_I(sh->r)) { |
751 | 561 | ret = ff_vvc_slice_rpl(s, fc, sc); | |
752 |
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|
561 | if (ret < 0) { |
753 | ✗ | av_log(fc->log_ctx, AV_LOG_WARNING, | |
754 | "Error constructing the reference lists for the current slice.\n"); | ||
755 | ✗ | return ret; | |
756 | } | ||
757 | } | ||
758 | } else { | ||
759 | ✗ | av_log(fc->log_ctx, AV_LOG_ERROR, "First slice in a frame missing.\n"); | |
760 | ✗ | return ret; | |
761 | } | ||
762 | |||
763 |
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|
1628 | if (!IS_I(sh->r)) |
764 | 1365 | smvd_ref_idx(fc, sc); | |
765 | |||
766 | 1628 | return 0; | |
767 | } | ||
768 | |||
769 | 905 | static void export_frame_params(VVCContext *s, const VVCFrameContext *fc) | |
770 | { | ||
771 | 905 | AVCodecContext *c = s->avctx; | |
772 | 905 | const VVCSPS *sps = fc->ps.sps; | |
773 | 905 | const VVCPPS *pps = fc->ps.pps; | |
774 | |||
775 | 905 | c->pix_fmt = sps->pix_fmt; | |
776 | 905 | c->coded_width = pps->width; | |
777 | 905 | c->coded_height = pps->height; | |
778 | 905 | c->width = pps->width - ((pps->r->pps_conf_win_left_offset + pps->r->pps_conf_win_right_offset) << sps->hshift[CHROMA]); | |
779 | 905 | c->height = pps->height - ((pps->r->pps_conf_win_top_offset + pps->r->pps_conf_win_bottom_offset) << sps->vshift[CHROMA]); | |
780 | 905 | c->has_b_frames = sps->r->sps_dpb_params.dpb_max_num_reorder_pics[sps->r->sps_max_sublayers_minus1]; | |
781 | 905 | } | |
782 | |||
783 | 905 | static int frame_setup(VVCFrameContext *fc, VVCContext *s) | |
784 | { | ||
785 | 905 | int ret = ff_vvc_decode_frame_ps(&fc->ps, s); | |
786 |
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✓ Branch 1 taken 905 times.
|
905 | if (ret < 0) |
787 | ✗ | return ret; | |
788 | |||
789 | 905 | ret = frame_context_setup(fc, s); | |
790 |
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|
905 | if (ret < 0) |
791 | ✗ | return ret; | |
792 | |||
793 | 905 | export_frame_params(s, fc); | |
794 | 905 | return ret; | |
795 | } | ||
796 | |||
797 | 1628 | static int decode_slice(VVCContext *s, VVCFrameContext *fc, const H2645NAL *nal, const CodedBitstreamUnit *unit) | |
798 | { | ||
799 | int ret; | ||
800 | SliceContext *sc; | ||
801 | 1628 | const int is_first_slice = !fc->nb_slices; | |
802 | |||
803 | 1628 | ret = slices_realloc(fc); | |
804 |
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✓ Branch 1 taken 1628 times.
|
1628 | if (ret < 0) |
805 | ✗ | return ret; | |
806 | |||
807 | 1628 | sc = fc->slices[fc->nb_slices]; | |
808 | |||
809 | 1628 | s->vcl_unit_type = nal->type; | |
810 |
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|
1628 | if (is_first_slice) { |
811 | 905 | ret = frame_setup(fc, s); | |
812 |
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✓ Branch 1 taken 905 times.
|
905 | if (ret < 0) |
813 | ✗ | return ret; | |
814 | } | ||
815 | |||
816 | 1628 | ret = slice_start(sc, s, fc, unit, is_first_slice); | |
817 |
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✓ Branch 1 taken 1628 times.
|
1628 | if (ret < 0) |
818 | ✗ | return ret; | |
819 | |||
820 | 1628 | ret = slice_init_entry_points(sc, fc, nal, unit); | |
821 |
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|
1628 | if (ret < 0) |
822 | ✗ | return ret; | |
823 | 1628 | fc->nb_slices++; | |
824 | |||
825 | 1628 | return 0; | |
826 | } | ||
827 | |||
828 | 3269 | static int decode_nal_unit(VVCContext *s, VVCFrameContext *fc, const H2645NAL *nal, const CodedBitstreamUnit *unit) | |
829 | { | ||
830 | int ret; | ||
831 | |||
832 | 3269 | s->temporal_id = nal->temporal_id; | |
833 | |||
834 |
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|
3269 | if (nal->nuh_layer_id > 0) { |
835 | ✗ | avpriv_report_missing_feature(fc->log_ctx, | |
836 | "Decoding of multilayer bitstreams"); | ||
837 | ✗ | return AVERROR_PATCHWELCOME; | |
838 | } | ||
839 | |||
840 |
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|
3269 | switch (unit->type) { |
841 | 275 | case VVC_VPS_NUT: | |
842 | case VVC_SPS_NUT: | ||
843 | case VVC_PPS_NUT: | ||
844 | /* vps, sps, sps cached by s->cbc */ | ||
845 | 275 | break; | |
846 | 1628 | case VVC_TRAIL_NUT: | |
847 | case VVC_STSA_NUT: | ||
848 | case VVC_RADL_NUT: | ||
849 | case VVC_RASL_NUT: | ||
850 | case VVC_IDR_W_RADL: | ||
851 | case VVC_IDR_N_LP: | ||
852 | case VVC_CRA_NUT: | ||
853 | case VVC_GDR_NUT: | ||
854 | 1628 | ret = decode_slice(s, fc, nal, unit); | |
855 |
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|
1628 | if (ret < 0) |
856 | ✗ | return ret; | |
857 | 1628 | break; | |
858 | 315 | case VVC_PREFIX_APS_NUT: | |
859 | case VVC_SUFFIX_APS_NUT: | ||
860 | 315 | ret = ff_vvc_decode_aps(&s->ps, unit); | |
861 |
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✓ Branch 1 taken 315 times.
|
315 | if (ret < 0) |
862 | ✗ | return ret; | |
863 | 315 | break; | |
864 | } | ||
865 | |||
866 | 3269 | return 0; | |
867 | } | ||
868 | |||
869 | 905 | static int decode_nal_units(VVCContext *s, VVCFrameContext *fc, AVPacket *avpkt) | |
870 | { | ||
871 | 905 | const CodedBitstreamH266Context *h266 = s->cbc->priv_data; | |
872 | 905 | CodedBitstreamFragment *frame = &s->current_frame; | |
873 | 905 | int ret = 0; | |
874 | 905 | s->last_eos = s->eos; | |
875 | 905 | s->eos = 0; | |
876 | |||
877 | 905 | ff_cbs_fragment_reset(frame); | |
878 | 905 | ret = ff_cbs_read_packet(s->cbc, frame, avpkt); | |
879 |
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|
905 | if (ret < 0) { |
880 | ✗ | av_log(s->avctx, AV_LOG_ERROR, "Failed to read packet.\n"); | |
881 | ✗ | return ret; | |
882 | } | ||
883 | /* decode the NAL units */ | ||
884 |
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|
4174 | for (int i = 0; i < frame->nb_units; i++) { |
885 | 3269 | const H2645NAL *nal = h266->common.read_packet.nals + i; | |
886 | 3269 | const CodedBitstreamUnit *unit = frame->units + i; | |
887 | |||
888 |
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|
3269 | if (unit->type == VVC_EOB_NUT || unit->type == VVC_EOS_NUT) { |
889 | ✗ | s->last_eos = 1; | |
890 | } else { | ||
891 | 3269 | ret = decode_nal_unit(s, fc, nal, unit); | |
892 |
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|
3269 | if (ret < 0) { |
893 | ✗ | av_log(s->avctx, AV_LOG_WARNING, | |
894 | "Error parsing NAL unit #%d.\n", i); | ||
895 | ✗ | goto fail; | |
896 | } | ||
897 | } | ||
898 | } | ||
899 | 905 | return 0; | |
900 | |||
901 | ✗ | fail: | |
902 | ✗ | if (fc->ref) | |
903 | ✗ | ff_vvc_report_frame_finished(fc->ref); | |
904 | ✗ | return ret; | |
905 | } | ||
906 | |||
907 | 836 | static int set_output_format(const VVCContext *s, const AVFrame *output) | |
908 | { | ||
909 | 836 | AVCodecContext *c = s->avctx; | |
910 | int ret; | ||
911 | |||
912 |
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|
836 | if (output->width != c->width || output->height != c->height) { |
913 |
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|
91 | if ((ret = ff_set_dimensions(c, output->width, output->height)) < 0) |
914 | ✗ | return ret; | |
915 | } | ||
916 | 836 | c->pix_fmt = output->format; | |
917 | 836 | return 0; | |
918 | } | ||
919 | |||
920 | 905 | static int wait_delayed_frame(VVCContext *s, AVFrame *output, int *got_output) | |
921 | { | ||
922 | 905 | VVCFrameContext *delayed = get_frame_context(s, s->fcs, s->nb_frames - s->nb_delayed); | |
923 | 905 | int ret = ff_vvc_frame_wait(s, delayed); | |
924 | |||
925 |
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|
905 | if (!ret && delayed->output_frame->buf[0] && output) { |
926 | 760 | av_frame_move_ref(output, delayed->output_frame); | |
927 | 760 | ret = set_output_format(s, output); | |
928 |
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✗ Branch 1 not taken.
|
760 | if (!ret) |
929 | 760 | *got_output = 1; | |
930 | } | ||
931 | 905 | s->nb_delayed--; | |
932 | |||
933 | 905 | return ret; | |
934 | } | ||
935 | |||
936 | 905 | static int submit_frame(VVCContext *s, VVCFrameContext *fc, AVFrame *output, int *got_output) | |
937 | { | ||
938 | 905 | int ret = ff_vvc_frame_submit(s, fc); | |
939 | |||
940 |
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✓ Branch 1 taken 905 times.
|
905 | if (ret < 0) { |
941 | ✗ | ff_vvc_report_frame_finished(fc->ref); | |
942 | ✗ | return ret; | |
943 | } | ||
944 | |||
945 | 905 | s->nb_frames++; | |
946 | 905 | s->nb_delayed++; | |
947 | |||
948 |
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|
905 | if (s->nb_delayed >= s->nb_fcs) { |
949 |
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|
688 | if ((ret = wait_delayed_frame(s, output, got_output)) < 0) |
950 | ✗ | return ret; | |
951 | } | ||
952 | 905 | return 0; | |
953 | } | ||
954 | |||
955 | 247 | static int get_decoded_frame(VVCContext *s, AVFrame *output, int *got_output) | |
956 | { | ||
957 | int ret; | ||
958 |
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|
265 | while (s->nb_delayed) { |
959 |
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|
163 | if ((ret = wait_delayed_frame(s, output, got_output)) < 0) |
960 | ✗ | return ret; | |
961 |
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|
163 | if (*got_output) |
962 | 145 | return 0; | |
963 | } | ||
964 |
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|
102 | if (s->nb_frames) { |
965 | //we still have frames cached in dpb. | ||
966 | 102 | VVCFrameContext *last = get_frame_context(s, s->fcs, s->nb_frames - 1); | |
967 | |||
968 | 102 | ret = ff_vvc_output_frame(s, last, output, 0, 1); | |
969 |
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|
102 | if (ret < 0) |
970 | ✗ | return ret; | |
971 |
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|
102 | if (ret) { |
972 | 76 | *got_output = ret; | |
973 |
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|
76 | if ((ret = set_output_format(s, output)) < 0) |
974 | ✗ | return ret; | |
975 | } | ||
976 | } | ||
977 | 102 | return 0; | |
978 | } | ||
979 | |||
980 | 1152 | static int vvc_decode_frame(AVCodecContext *avctx, AVFrame *output, | |
981 | int *got_output, AVPacket *avpkt) | ||
982 | { | ||
983 | 1152 | VVCContext *s = avctx->priv_data; | |
984 | VVCFrameContext *fc; | ||
985 | int ret; | ||
986 | |||
987 |
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|
1152 | if (!avpkt->size) |
988 | 247 | return get_decoded_frame(s, output, got_output); | |
989 | |||
990 | 905 | fc = get_frame_context(s, s->fcs, s->nb_frames); | |
991 | |||
992 | 905 | fc->nb_slices = 0; | |
993 | 905 | fc->decode_order = s->nb_frames; | |
994 | |||
995 | 905 | ret = decode_nal_units(s, fc, avpkt); | |
996 |
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|
905 | if (ret < 0) |
997 | ✗ | return ret; | |
998 | |||
999 |
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|
905 | if (!fc->ft || !fc->ref) |
1000 | ✗ | return avpkt->size; | |
1001 | |||
1002 | 905 | ret = submit_frame(s, fc, output, got_output); | |
1003 |
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|
905 | if (ret < 0) |
1004 | ✗ | return ret; | |
1005 | |||
1006 | 905 | return avpkt->size; | |
1007 | } | ||
1008 | |||
1009 | 80 | static av_cold void vvc_decode_flush(AVCodecContext *avctx) | |
1010 | { | ||
1011 | 80 | VVCContext *s = avctx->priv_data; | |
1012 | 80 | int got_output = 0; | |
1013 | |||
1014 |
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|
134 | while (s->nb_delayed) |
1015 | 54 | wait_delayed_frame(s, NULL, &got_output); | |
1016 | |||
1017 |
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|
80 | if (s->fcs) { |
1018 | 80 | VVCFrameContext *last = get_frame_context(s, s->fcs, s->nb_frames - 1); | |
1019 | 80 | ff_vvc_flush_dpb(last); | |
1020 | } | ||
1021 | |||
1022 | 80 | s->ps.sps_id_used = 0; | |
1023 | |||
1024 | 80 | s->eos = 1; | |
1025 | 80 | } | |
1026 | |||
1027 | 80 | static av_cold int vvc_decode_free(AVCodecContext *avctx) | |
1028 | { | ||
1029 | 80 | VVCContext *s = avctx->priv_data; | |
1030 | |||
1031 | 80 | ff_cbs_fragment_free(&s->current_frame); | |
1032 | 80 | vvc_decode_flush(avctx); | |
1033 | 80 | ff_vvc_executor_free(&s->executor); | |
1034 |
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80 | if (s->fcs) { |
1035 |
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720 | for (int i = 0; i < s->nb_fcs; i++) |
1036 | 640 | frame_context_free(s->fcs + i); | |
1037 | 80 | av_free(s->fcs); | |
1038 | } | ||
1039 | 80 | ff_vvc_ps_uninit(&s->ps); | |
1040 | 80 | ff_cbs_close(&s->cbc); | |
1041 | |||
1042 | 80 | return 0; | |
1043 | } | ||
1044 | |||
1045 | 54 | static av_cold void init_default_scale_m(void) | |
1046 | { | ||
1047 | 54 | memset(&ff_vvc_default_scale_m, 16, sizeof(ff_vvc_default_scale_m)); | |
1048 | 54 | } | |
1049 | |||
1050 | #define VVC_MAX_DELAYED_FRAMES 16 | ||
1051 | 80 | static av_cold int vvc_decode_init(AVCodecContext *avctx) | |
1052 | { | ||
1053 | 80 | VVCContext *s = avctx->priv_data; | |
1054 | static AVOnce init_static_once = AV_ONCE_INIT; | ||
1055 | 80 | const int cpu_count = av_cpu_count(); | |
1056 | 80 | const int delayed = FFMIN(cpu_count, VVC_MAX_DELAYED_FRAMES); | |
1057 |
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80 | int thread_count = avctx->thread_count ? avctx->thread_count : delayed; |
1058 | int ret; | ||
1059 | |||
1060 | 80 | s->avctx = avctx; | |
1061 | |||
1062 | 80 | ret = ff_cbs_init(&s->cbc, AV_CODEC_ID_VVC, avctx); | |
1063 |
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80 | if (ret) |
1064 | ✗ | return ret; | |
1065 | |||
1066 |
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80 | if (avctx->extradata_size > 0 && avctx->extradata) { |
1067 | 27 | ret = ff_cbs_read_extradata_from_codec(s->cbc, &s->current_frame, avctx); | |
1068 |
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27 | if (ret < 0) |
1069 | ✗ | return ret; | |
1070 | } | ||
1071 | |||
1072 |
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80 | s->nb_fcs = (avctx->flags & AV_CODEC_FLAG_LOW_DELAY) ? 1 : delayed; |
1073 | 80 | s->fcs = av_calloc(s->nb_fcs, sizeof(*s->fcs)); | |
1074 |
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80 | if (!s->fcs) |
1075 | ✗ | return AVERROR(ENOMEM); | |
1076 | |||
1077 |
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720 | for (int i = 0; i < s->nb_fcs; i++) { |
1078 | 640 | VVCFrameContext *fc = s->fcs + i; | |
1079 | 640 | ret = frame_context_init(fc, avctx); | |
1080 |
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640 | if (ret < 0) |
1081 | ✗ | return ret; | |
1082 | } | ||
1083 | |||
1084 |
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80 | if (thread_count == 1) |
1085 | 80 | thread_count = 0; | |
1086 | 80 | s->executor = ff_vvc_executor_alloc(s, thread_count); | |
1087 |
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80 | if (!s->executor) |
1088 | ✗ | return AVERROR(ENOMEM); | |
1089 | |||
1090 | 80 | s->eos = 1; | |
1091 | 80 | GDR_SET_RECOVERED(s); | |
1092 | 80 | ff_thread_once(&init_static_once, init_default_scale_m); | |
1093 | |||
1094 | 80 | return 0; | |
1095 | } | ||
1096 | |||
1097 | const FFCodec ff_vvc_decoder = { | ||
1098 | .p.name = "vvc", | ||
1099 | .p.long_name = NULL_IF_CONFIG_SMALL("VVC (Versatile Video Coding)"), | ||
1100 | .p.type = AVMEDIA_TYPE_VIDEO, | ||
1101 | .p.id = AV_CODEC_ID_VVC, | ||
1102 | .priv_data_size = sizeof(VVCContext), | ||
1103 | .init = vvc_decode_init, | ||
1104 | .close = vvc_decode_free, | ||
1105 | FF_CODEC_DECODE_CB(vvc_decode_frame), | ||
1106 | .flush = vvc_decode_flush, | ||
1107 | .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY | AV_CODEC_CAP_OTHER_THREADS, | ||
1108 | .caps_internal = FF_CODEC_CAP_EXPORTS_CROPPING | FF_CODEC_CAP_INIT_CLEANUP | | ||
1109 | FF_CODEC_CAP_AUTO_THREADS, | ||
1110 | .p.profiles = NULL_IF_CONFIG_SMALL(ff_vvc_profiles), | ||
1111 | }; | ||
1112 |