Libav
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 Libav.
6  *
7  * Libav 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  * Libav 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 Libav; 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 BIT_DEPTH 8
26 #include "h264qpel_template.c"
27 #undef BIT_DEPTH
28 
29 #define BIT_DEPTH 9
30 #include "h264qpel_template.c"
31 #undef BIT_DEPTH
32 
33 #define BIT_DEPTH 10
34 #include "h264qpel_template.c"
35 #undef BIT_DEPTH
36 
37 av_cold void ff_h264qpel_init(H264QpelContext *c, int bit_depth)
38 {
39 #undef FUNCC
40 #define FUNCC(f, depth) f ## _ ## depth ## _c
41 
42 #define dspfunc2(PFX, IDX, NUM, depth) \
43  c->PFX ## _pixels_tab[IDX][ 0] = FUNCC(PFX ## NUM ## _mc00, depth); \
44  c->PFX ## _pixels_tab[IDX][ 1] = FUNCC(PFX ## NUM ## _mc10, depth); \
45  c->PFX ## _pixels_tab[IDX][ 2] = FUNCC(PFX ## NUM ## _mc20, depth); \
46  c->PFX ## _pixels_tab[IDX][ 3] = FUNCC(PFX ## NUM ## _mc30, depth); \
47  c->PFX ## _pixels_tab[IDX][ 4] = FUNCC(PFX ## NUM ## _mc01, depth); \
48  c->PFX ## _pixels_tab[IDX][ 5] = FUNCC(PFX ## NUM ## _mc11, depth); \
49  c->PFX ## _pixels_tab[IDX][ 6] = FUNCC(PFX ## NUM ## _mc21, depth); \
50  c->PFX ## _pixels_tab[IDX][ 7] = FUNCC(PFX ## NUM ## _mc31, depth); \
51  c->PFX ## _pixels_tab[IDX][ 8] = FUNCC(PFX ## NUM ## _mc02, depth); \
52  c->PFX ## _pixels_tab[IDX][ 9] = FUNCC(PFX ## NUM ## _mc12, depth); \
53  c->PFX ## _pixels_tab[IDX][10] = FUNCC(PFX ## NUM ## _mc22, depth); \
54  c->PFX ## _pixels_tab[IDX][11] = FUNCC(PFX ## NUM ## _mc32, depth); \
55  c->PFX ## _pixels_tab[IDX][12] = FUNCC(PFX ## NUM ## _mc03, depth); \
56  c->PFX ## _pixels_tab[IDX][13] = FUNCC(PFX ## NUM ## _mc13, depth); \
57  c->PFX ## _pixels_tab[IDX][14] = FUNCC(PFX ## NUM ## _mc23, depth); \
58  c->PFX ## _pixels_tab[IDX][15] = FUNCC(PFX ## NUM ## _mc33, depth)
59 
60 #define SET_QPEL(depth) \
61  dspfunc2(put_h264_qpel, 0, 16, depth); \
62  dspfunc2(put_h264_qpel, 1, 8, depth); \
63  dspfunc2(put_h264_qpel, 2, 4, depth); \
64  dspfunc2(put_h264_qpel, 3, 2, depth); \
65  dspfunc2(avg_h264_qpel, 0, 16, depth); \
66  dspfunc2(avg_h264_qpel, 1, 8, depth); \
67  dspfunc2(avg_h264_qpel, 2, 4, depth)
68 
69  switch (bit_depth) {
70  default:
71  SET_QPEL(8);
72  break;
73  case 9:
74  SET_QPEL(9);
75  break;
76  case 10:
77  SET_QPEL(10);
78  break;
79  }
80 
81  if (ARCH_AARCH64)
82  ff_h264qpel_init_aarch64(c, bit_depth);
83  if (ARCH_ARM)
84  ff_h264qpel_init_arm(c, bit_depth);
85  if (ARCH_PPC)
86  ff_h264qpel_init_ppc(c, bit_depth);
87  if (ARCH_X86)
88  ff_h264qpel_init_x86(c, bit_depth);
89 }
#define ARCH_ARM
Definition: config.h:14
#define ARCH_X86
Definition: config.h:33
av_cold void ff_h264qpel_init_aarch64(H264QpelContext *c, int bit_depth)
Macro definitions for various function/variable attributes.
av_cold void ff_h264qpel_init(H264QpelContext *c, int bit_depth)
Definition: h264qpel.c:37
#define ARCH_AARCH64
Definition: config.h:12
#define av_cold
Definition: attributes.h:66
av_cold void ff_h264qpel_init_ppc(H264QpelContext *c, int bit_depth)
Definition: h264qpel.c:286
#define ARCH_PPC
Definition: config.h:24
av_cold void ff_h264qpel_init_arm(H264QpelContext *c, int bit_depth)
void ff_h264qpel_init_x86(H264QpelContext *c, int bit_depth)
Definition: h264_qpel.c:541
#define SET_QPEL(depth)