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h264qpel.c
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1 /*
2  * H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder
3  * Copyright (c) 2003-2010 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 "libavutil/attributes.h"
23 #include "h264qpel.h"
24 
25 #define pixeltmp int16_t
26 #define BIT_DEPTH 8
27 #include "h264qpel_template.c"
28 #undef BIT_DEPTH
29 
30 #define BIT_DEPTH 9
31 #include "h264qpel_template.c"
32 #undef BIT_DEPTH
33 
34 #define BIT_DEPTH 10
35 #include "h264qpel_template.c"
36 #undef BIT_DEPTH
37 #undef pixeltmp
38 
39 #define pixeltmp int32_t
40 #define BIT_DEPTH 12
41 #include "h264qpel_template.c"
42 #undef BIT_DEPTH
43 
44 #define BIT_DEPTH 14
45 #include "h264qpel_template.c"
46 #undef BIT_DEPTH
47 
48 
50 {
51 #undef FUNCC
52 #define FUNCC(f, depth) f ## _ ## depth ## _c
53 
54 #define dspfunc2(PFX, IDX, NUM, depth) \
55  c->PFX ## _pixels_tab[IDX][ 0] = FUNCC(PFX ## NUM ## _mc00, depth); \
56  c->PFX ## _pixels_tab[IDX][ 1] = FUNCC(PFX ## NUM ## _mc10, depth); \
57  c->PFX ## _pixels_tab[IDX][ 2] = FUNCC(PFX ## NUM ## _mc20, depth); \
58  c->PFX ## _pixels_tab[IDX][ 3] = FUNCC(PFX ## NUM ## _mc30, depth); \
59  c->PFX ## _pixels_tab[IDX][ 4] = FUNCC(PFX ## NUM ## _mc01, depth); \
60  c->PFX ## _pixels_tab[IDX][ 5] = FUNCC(PFX ## NUM ## _mc11, depth); \
61  c->PFX ## _pixels_tab[IDX][ 6] = FUNCC(PFX ## NUM ## _mc21, depth); \
62  c->PFX ## _pixels_tab[IDX][ 7] = FUNCC(PFX ## NUM ## _mc31, depth); \
63  c->PFX ## _pixels_tab[IDX][ 8] = FUNCC(PFX ## NUM ## _mc02, depth); \
64  c->PFX ## _pixels_tab[IDX][ 9] = FUNCC(PFX ## NUM ## _mc12, depth); \
65  c->PFX ## _pixels_tab[IDX][10] = FUNCC(PFX ## NUM ## _mc22, depth); \
66  c->PFX ## _pixels_tab[IDX][11] = FUNCC(PFX ## NUM ## _mc32, depth); \
67  c->PFX ## _pixels_tab[IDX][12] = FUNCC(PFX ## NUM ## _mc03, depth); \
68  c->PFX ## _pixels_tab[IDX][13] = FUNCC(PFX ## NUM ## _mc13, depth); \
69  c->PFX ## _pixels_tab[IDX][14] = FUNCC(PFX ## NUM ## _mc23, depth); \
70  c->PFX ## _pixels_tab[IDX][15] = FUNCC(PFX ## NUM ## _mc33, depth)
71 
72 #define SET_QPEL(depth) \
73  dspfunc2(put_h264_qpel, 0, 16, depth); \
74  dspfunc2(put_h264_qpel, 1, 8, depth); \
75  dspfunc2(put_h264_qpel, 2, 4, depth); \
76  dspfunc2(put_h264_qpel, 3, 2, depth); \
77  dspfunc2(avg_h264_qpel, 0, 16, depth); \
78  dspfunc2(avg_h264_qpel, 1, 8, depth); \
79  dspfunc2(avg_h264_qpel, 2, 4, depth)
80 
81  switch (bit_depth) {
82  default:
83  SET_QPEL(8);
84  break;
85  case 9:
86  SET_QPEL(9);
87  break;
88  case 10:
89  SET_QPEL(10);
90  break;
91  case 12:
92  SET_QPEL(12);
93  break;
94  case 14:
95  SET_QPEL(14);
96  break;
97  }
98 
99  if (ARCH_ARM)
100  ff_h264qpel_init_arm(c, bit_depth);
101  if (ARCH_PPC)
102  ff_h264qpel_init_ppc(c, bit_depth);
103  if (ARCH_X86)
104  ff_h264qpel_init_x86(c, bit_depth);
105 }