1 |
|
|
/* |
2 |
|
|
* H.26L/H.264/AVC/JVT/14496-10/... decoder |
3 |
|
|
* Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> |
4 |
|
|
* |
5 |
|
|
* This file is part of FFmpeg. |
6 |
|
|
* |
7 |
|
|
* FFmpeg is free software; you can redistribute it and/or |
8 |
|
|
* modify it under the terms of the GNU Lesser General Public |
9 |
|
|
* License as published by the Free Software Foundation; either |
10 |
|
|
* version 2.1 of the License, or (at your option) any later version. |
11 |
|
|
* |
12 |
|
|
* FFmpeg is distributed in the hope that it will be useful, |
13 |
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 |
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 |
|
|
* Lesser General Public License for more details. |
16 |
|
|
* |
17 |
|
|
* You should have received a copy of the GNU Lesser General Public |
18 |
|
|
* License along with FFmpeg; if not, write to the Free Software |
19 |
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
20 |
|
|
*/ |
21 |
|
|
|
22 |
|
|
#include "h264dec.h" |
23 |
|
|
|
24 |
|
|
#undef MCFUNC |
25 |
|
|
|
26 |
|
|
#if CHROMA_IDC == 1 |
27 |
|
|
# define MCFUNC(n) FUNC(n ## _420) |
28 |
|
|
#elif CHROMA_IDC == 2 |
29 |
|
|
# define MCFUNC(n) FUNC(n ## _422) |
30 |
|
|
#elif CHROMA_IDC == 3 |
31 |
|
|
# define MCFUNC(n) FUNC(n ## _444) |
32 |
|
|
#endif |
33 |
|
|
|
34 |
|
|
#undef mc_part |
35 |
|
|
#define mc_part MCFUNC(mc_part) |
36 |
|
|
|
37 |
|
11356191 |
static void mc_part(const H264Context *h, H264SliceContext *sl, |
38 |
|
|
int n, int square, |
39 |
|
|
int height, int delta, |
40 |
|
|
uint8_t *dest_y, uint8_t *dest_cb, |
41 |
|
|
uint8_t *dest_cr, |
42 |
|
|
int x_offset, int y_offset, |
43 |
|
|
const qpel_mc_func *qpix_put, |
44 |
|
|
h264_chroma_mc_func chroma_put, |
45 |
|
|
const qpel_mc_func *qpix_avg, |
46 |
|
|
h264_chroma_mc_func chroma_avg, |
47 |
|
|
const h264_weight_func *weight_op, |
48 |
|
|
const h264_biweight_func *weight_avg, |
49 |
|
|
int list0, int list1) |
50 |
|
|
{ |
51 |
✓✓✓✓
✓✓ |
11356191 |
if ((sl->pwt.use_weight == 2 && list0 && list1 && |
52 |
✓✓ |
492939 |
(sl->pwt.implicit_weight[sl->ref_cache[0][scan8[n]]][sl->ref_cache[1][scan8[n]]][sl->mb_y & 1] != 32)) || |
53 |
✓✓ |
11151598 |
sl->pwt.use_weight == 1) |
54 |
|
1212505 |
mc_part_weighted(h, sl, n, square, height, delta, dest_y, dest_cb, dest_cr, |
55 |
|
|
x_offset, y_offset, qpix_put, chroma_put, |
56 |
|
1212505 |
weight_op[0], weight_op[1], weight_avg[0], |
57 |
|
1212505 |
weight_avg[1], list0, list1, PIXEL_SHIFT, CHROMA_IDC); |
58 |
|
|
else |
59 |
|
10143686 |
mc_part_std(h, sl, n, square, height, delta, dest_y, dest_cb, dest_cr, |
60 |
|
|
x_offset, y_offset, qpix_put, chroma_put, qpix_avg, |
61 |
|
|
chroma_avg, list0, list1, PIXEL_SHIFT, CHROMA_IDC); |
62 |
|
11356191 |
} |
63 |
|
|
|
64 |
|
4640480 |
static void MCFUNC(hl_motion)(const H264Context *h, H264SliceContext *sl, |
65 |
|
|
uint8_t *dest_y, |
66 |
|
|
uint8_t *dest_cb, uint8_t *dest_cr, |
67 |
|
|
const qpel_mc_func(*qpix_put)[16], |
68 |
|
|
const h264_chroma_mc_func(*chroma_put), |
69 |
|
|
const qpel_mc_func(*qpix_avg)[16], |
70 |
|
|
const h264_chroma_mc_func(*chroma_avg), |
71 |
|
|
const h264_weight_func *weight_op, |
72 |
|
|
const h264_biweight_func *weight_avg) |
73 |
|
|
{ |
74 |
|
4640480 |
const int mb_xy = sl->mb_xy; |
75 |
|
4640480 |
const int mb_type = h->cur_pic.mb_type[mb_xy]; |
76 |
|
|
|
77 |
|
|
av_assert2(IS_INTER(mb_type)); |
78 |
|
|
|
79 |
✓✓ |
4640480 |
if (HAVE_THREADS && (h->avctx->active_thread_type & FF_THREAD_FRAME)) |
80 |
|
39818 |
await_references(h, sl); |
81 |
✓✓ |
4640480 |
if (USES_LIST(mb_type, 0)) |
82 |
|
4401101 |
prefetch_motion(h, sl, 0, PIXEL_SHIFT, CHROMA_IDC); |
83 |
|
|
|
84 |
✓✓ |
4640480 |
if (IS_16X16(mb_type)) { |
85 |
|
3269456 |
mc_part(h, sl, 0, 1, 16, 0, dest_y, dest_cb, dest_cr, 0, 0, |
86 |
|
|
qpix_put[0], chroma_put[0], qpix_avg[0], chroma_avg[0], |
87 |
|
|
weight_op, weight_avg, |
88 |
|
|
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1)); |
89 |
✓✓ |
1371024 |
} else if (IS_16X8(mb_type)) { |
90 |
|
287298 |
mc_part(h, sl, 0, 0, 8, 8 << PIXEL_SHIFT, dest_y, dest_cb, dest_cr, 0, 0, |
91 |
|
287298 |
qpix_put[1], chroma_put[0], qpix_avg[1], chroma_avg[0], |
92 |
|
|
weight_op, weight_avg, |
93 |
|
|
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1)); |
94 |
|
287298 |
mc_part(h, sl, 8, 0, 8, 8 << PIXEL_SHIFT, dest_y, dest_cb, dest_cr, 0, 4, |
95 |
|
287298 |
qpix_put[1], chroma_put[0], qpix_avg[1], chroma_avg[0], |
96 |
|
|
weight_op, weight_avg, |
97 |
|
|
IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1)); |
98 |
✓✓ |
1083726 |
} else if (IS_8X16(mb_type)) { |
99 |
|
310553 |
mc_part(h, sl, 0, 0, 16, 8 * sl->mb_linesize, dest_y, dest_cb, dest_cr, 0, 0, |
100 |
|
310553 |
qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1], |
101 |
|
|
&weight_op[1], &weight_avg[1], |
102 |
|
|
IS_DIR(mb_type, 0, 0), IS_DIR(mb_type, 0, 1)); |
103 |
|
310553 |
mc_part(h, sl, 4, 0, 16, 8 * sl->mb_linesize, dest_y, dest_cb, dest_cr, 4, 0, |
104 |
|
310553 |
qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1], |
105 |
|
|
&weight_op[1], &weight_avg[1], |
106 |
|
|
IS_DIR(mb_type, 1, 0), IS_DIR(mb_type, 1, 1)); |
107 |
|
|
} else { |
108 |
|
|
int i; |
109 |
|
|
|
110 |
|
|
av_assert2(IS_8X8(mb_type)); |
111 |
|
|
|
112 |
✓✓ |
3865865 |
for (i = 0; i < 4; i++) { |
113 |
|
3092692 |
const int sub_mb_type = sl->sub_mb_type[i]; |
114 |
|
3092692 |
const int n = 4 * i; |
115 |
|
3092692 |
int x_offset = (i & 1) << 2; |
116 |
|
3092692 |
int y_offset = (i & 2) << 1; |
117 |
|
|
|
118 |
✓✓ |
3092692 |
if (IS_SUB_8X8(sub_mb_type)) { |
119 |
|
1022331 |
mc_part(h, sl, n, 1, 8, 0, dest_y, dest_cb, dest_cr, |
120 |
|
|
x_offset, y_offset, |
121 |
|
1022331 |
qpix_put[1], chroma_put[1], qpix_avg[1], chroma_avg[1], |
122 |
|
|
&weight_op[1], &weight_avg[1], |
123 |
|
|
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1)); |
124 |
✓✓ |
2070361 |
} else if (IS_SUB_8X4(sub_mb_type)) { |
125 |
|
955673 |
mc_part(h, sl, n, 0, 4, 4 << PIXEL_SHIFT, dest_y, dest_cb, dest_cr, |
126 |
|
|
x_offset, y_offset, |
127 |
|
955673 |
qpix_put[2], chroma_put[1], qpix_avg[2], chroma_avg[1], |
128 |
|
|
&weight_op[1], &weight_avg[1], |
129 |
|
|
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1)); |
130 |
|
955673 |
mc_part(h, sl, n + 2, 0, 4, 4 << PIXEL_SHIFT, |
131 |
|
|
dest_y, dest_cb, dest_cr, x_offset, y_offset + 2, |
132 |
|
955673 |
qpix_put[2], chroma_put[1], qpix_avg[2], chroma_avg[1], |
133 |
|
|
&weight_op[1], &weight_avg[1], |
134 |
|
|
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1)); |
135 |
✓✓ |
1114688 |
} else if (IS_SUB_4X8(sub_mb_type)) { |
136 |
|
250698 |
mc_part(h, sl, n, 0, 8, 4 * sl->mb_linesize, |
137 |
|
|
dest_y, dest_cb, dest_cr, x_offset, y_offset, |
138 |
|
250698 |
qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2], |
139 |
|
|
&weight_op[2], &weight_avg[2], |
140 |
|
|
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1)); |
141 |
|
250698 |
mc_part(h, sl, n + 1, 0, 8, 4 * sl->mb_linesize, |
142 |
|
|
dest_y, dest_cb, dest_cr, x_offset + 2, y_offset, |
143 |
|
250698 |
qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2], |
144 |
|
|
&weight_op[2], &weight_avg[2], |
145 |
|
|
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1)); |
146 |
|
|
} else { |
147 |
|
|
int j; |
148 |
|
|
av_assert2(IS_SUB_4X4(sub_mb_type)); |
149 |
✓✓ |
4319950 |
for (j = 0; j < 4; j++) { |
150 |
|
3455960 |
int sub_x_offset = x_offset + 2 * (j & 1); |
151 |
|
3455960 |
int sub_y_offset = y_offset + (j & 2); |
152 |
|
3455960 |
mc_part(h, sl, n + j, 1, 4, 0, |
153 |
|
|
dest_y, dest_cb, dest_cr, sub_x_offset, sub_y_offset, |
154 |
|
3455960 |
qpix_put[2], chroma_put[2], qpix_avg[2], chroma_avg[2], |
155 |
|
|
&weight_op[2], &weight_avg[2], |
156 |
|
|
IS_DIR(sub_mb_type, 0, 0), IS_DIR(sub_mb_type, 0, 1)); |
157 |
|
|
} |
158 |
|
|
} |
159 |
|
|
} |
160 |
|
|
} |
161 |
|
|
|
162 |
✓✓ |
4640480 |
if (USES_LIST(mb_type, 1)) |
163 |
|
1417021 |
prefetch_motion(h, sl, 1, PIXEL_SHIFT, CHROMA_IDC); |
164 |
|
4640480 |
} |
165 |
|
|
|