Statistics
| Branch: | Revision:

ffmpeg / libavcodec / arm / dsputil_init_arm.c @ 8dbe5856

History | View | Annotate | Download (5.36 KB)

1
/*
2
 * ARM optimized DSP utils
3
 * Copyright (c) 2001 Lionel Ulmer
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 "libavcodec/dsputil.h"
23
#include "dsputil_arm.h"
24

    
25
void ff_j_rev_dct_arm(DCTELEM *data);
26
void ff_simple_idct_arm(DCTELEM *data);
27

    
28
/* XXX: local hack */
29
static void (*ff_put_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size);
30
static void (*ff_add_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size);
31

    
32
void ff_put_pixels8_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
33
void ff_put_pixels8_x2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
34
void ff_put_pixels8_y2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
35
void ff_put_pixels8_xy2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
36

    
37
void ff_put_no_rnd_pixels8_x2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
38
void ff_put_no_rnd_pixels8_y2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
39
void ff_put_no_rnd_pixels8_xy2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
40

    
41
void ff_put_pixels16_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
42

    
43
CALL_2X_PIXELS(ff_put_pixels16_x2_arm,         ff_put_pixels8_x2_arm,        8)
44
CALL_2X_PIXELS(ff_put_pixels16_y2_arm,         ff_put_pixels8_y2_arm,        8)
45
CALL_2X_PIXELS(ff_put_pixels16_xy2_arm,        ff_put_pixels8_xy2_arm,       8)
46
CALL_2X_PIXELS(ff_put_no_rnd_pixels16_x2_arm,  ff_put_no_rnd_pixels8_x2_arm, 8)
47
CALL_2X_PIXELS(ff_put_no_rnd_pixels16_y2_arm,  ff_put_no_rnd_pixels8_y2_arm, 8)
48
CALL_2X_PIXELS(ff_put_no_rnd_pixels16_xy2_arm, ff_put_no_rnd_pixels8_xy2_arm,8)
49

    
50
void ff_add_pixels_clamped_arm(const DCTELEM *block, uint8_t *dest,
51
                               int line_size);
52

    
53
/* XXX: those functions should be suppressed ASAP when all IDCTs are
54
   converted */
55
static void j_rev_dct_arm_put(uint8_t *dest, int line_size, DCTELEM *block)
56
{
57
    ff_j_rev_dct_arm (block);
58
    ff_put_pixels_clamped(block, dest, line_size);
59
}
60
static void j_rev_dct_arm_add(uint8_t *dest, int line_size, DCTELEM *block)
61
{
62
    ff_j_rev_dct_arm (block);
63
    ff_add_pixels_clamped(block, dest, line_size);
64
}
65
static void simple_idct_arm_put(uint8_t *dest, int line_size, DCTELEM *block)
66
{
67
    ff_simple_idct_arm (block);
68
    ff_put_pixels_clamped(block, dest, line_size);
69
}
70
static void simple_idct_arm_add(uint8_t *dest, int line_size, DCTELEM *block)
71
{
72
    ff_simple_idct_arm (block);
73
    ff_add_pixels_clamped(block, dest, line_size);
74
}
75

    
76
void dsputil_init_arm(DSPContext* c, AVCodecContext *avctx)
77
{
78
    const int h264_high_depth = avctx->codec_id == CODEC_ID_H264 && avctx->bits_per_raw_sample > 8;
79

    
80
    ff_put_pixels_clamped = c->put_pixels_clamped;
81
    ff_add_pixels_clamped = c->add_pixels_clamped;
82

    
83
    if (!avctx->lowres) {
84
        if(avctx->idct_algo == FF_IDCT_AUTO ||
85
           avctx->idct_algo == FF_IDCT_ARM){
86
            c->idct_put              = j_rev_dct_arm_put;
87
            c->idct_add              = j_rev_dct_arm_add;
88
            c->idct                  = ff_j_rev_dct_arm;
89
            c->idct_permutation_type = FF_LIBMPEG2_IDCT_PERM;
90
        } else if (avctx->idct_algo == FF_IDCT_SIMPLEARM){
91
            c->idct_put              = simple_idct_arm_put;
92
            c->idct_add              = simple_idct_arm_add;
93
            c->idct                  = ff_simple_idct_arm;
94
            c->idct_permutation_type = FF_NO_IDCT_PERM;
95
        }
96
    }
97

    
98
    c->add_pixels_clamped = ff_add_pixels_clamped_arm;
99

    
100
    if (!h264_high_depth) {
101
    c->put_pixels_tab[0][0] = ff_put_pixels16_arm;
102
    c->put_pixels_tab[0][1] = ff_put_pixels16_x2_arm;
103
    c->put_pixels_tab[0][2] = ff_put_pixels16_y2_arm;
104
    c->put_pixels_tab[0][3] = ff_put_pixels16_xy2_arm;
105
    c->put_pixels_tab[1][0] = ff_put_pixels8_arm;
106
    c->put_pixels_tab[1][1] = ff_put_pixels8_x2_arm;
107
    c->put_pixels_tab[1][2] = ff_put_pixels8_y2_arm;
108
    c->put_pixels_tab[1][3] = ff_put_pixels8_xy2_arm;
109

    
110
    c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_arm;
111
    c->put_no_rnd_pixels_tab[0][1] = ff_put_no_rnd_pixels16_x2_arm;
112
    c->put_no_rnd_pixels_tab[0][2] = ff_put_no_rnd_pixels16_y2_arm;
113
    c->put_no_rnd_pixels_tab[0][3] = ff_put_no_rnd_pixels16_xy2_arm;
114
    c->put_no_rnd_pixels_tab[1][0] = ff_put_pixels8_arm;
115
    c->put_no_rnd_pixels_tab[1][1] = ff_put_no_rnd_pixels8_x2_arm;
116
    c->put_no_rnd_pixels_tab[1][2] = ff_put_no_rnd_pixels8_y2_arm;
117
    c->put_no_rnd_pixels_tab[1][3] = ff_put_no_rnd_pixels8_xy2_arm;
118
    }
119

    
120
    if (HAVE_ARMV5TE) ff_dsputil_init_armv5te(c, avctx);
121
    if (HAVE_ARMV6)   ff_dsputil_init_armv6(c, avctx);
122
    if (HAVE_IWMMXT)  ff_dsputil_init_iwmmxt(c, avctx);
123
    if (HAVE_ARMVFP)  ff_dsputil_init_vfp(c, avctx);
124
    if (HAVE_NEON)    ff_dsputil_init_neon(c, avctx);
125
}