2 * Copyright (c) 2009 Mans Rullgard <mans@mansr.com>
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #include "libavcodec/avcodec.h"
24 #include "libavcodec/dsputil.h"
25 #include "dsputil_arm.h"
27 void ff_simple_idct_armv6(DCTELEM *data);
28 void ff_simple_idct_put_armv6(uint8_t *dest, int line_size, DCTELEM *data);
29 void ff_simple_idct_add_armv6(uint8_t *dest, int line_size, DCTELEM *data);
31 void ff_put_pixels16_armv6(uint8_t *, const uint8_t *, int, int);
32 void ff_put_pixels16_x2_armv6(uint8_t *, const uint8_t *, int, int);
33 void ff_put_pixels16_y2_armv6(uint8_t *, const uint8_t *, int, int);
35 void ff_put_pixels16_x2_no_rnd_armv6(uint8_t *, const uint8_t *, int, int);
36 void ff_put_pixels16_y2_no_rnd_armv6(uint8_t *, const uint8_t *, int, int);
38 void ff_avg_pixels16_armv6(uint8_t *, const uint8_t *, int, int);
40 void ff_put_pixels8_armv6(uint8_t *, const uint8_t *, int, int);
41 void ff_put_pixels8_x2_armv6(uint8_t *, const uint8_t *, int, int);
42 void ff_put_pixels8_y2_armv6(uint8_t *, const uint8_t *, int, int);
44 void ff_put_pixels8_x2_no_rnd_armv6(uint8_t *, const uint8_t *, int, int);
45 void ff_put_pixels8_y2_no_rnd_armv6(uint8_t *, const uint8_t *, int, int);
47 void ff_avg_pixels8_armv6(uint8_t *, const uint8_t *, int, int);
49 void ff_add_pixels_clamped_armv6(const DCTELEM *block,
50 uint8_t *restrict pixels,
53 int ff_pix_abs16_armv6(void *s, uint8_t *blk1, uint8_t *blk2,
54 int line_size, int h);
55 int ff_pix_abs16_x2_armv6(void *s, uint8_t *blk1, uint8_t *blk2,
56 int line_size, int h);
57 int ff_pix_abs16_y2_armv6(void *s, uint8_t *blk1, uint8_t *blk2,
58 int line_size, int h);
60 void av_cold ff_dsputil_init_armv6(DSPContext* c, AVCodecContext *avctx)
62 if (!avctx->lowres && (avctx->idct_algo == FF_IDCT_AUTO ||
63 avctx->idct_algo == FF_IDCT_SIMPLEARMV6)) {
64 c->idct_put = ff_simple_idct_put_armv6;
65 c->idct_add = ff_simple_idct_add_armv6;
66 c->idct = ff_simple_idct_armv6;
67 c->idct_permutation_type = FF_LIBMPEG2_IDCT_PERM;
70 c->put_pixels_tab[0][0] = ff_put_pixels16_armv6;
71 c->put_pixels_tab[0][1] = ff_put_pixels16_x2_armv6;
72 c->put_pixels_tab[0][2] = ff_put_pixels16_y2_armv6;
73 /* c->put_pixels_tab[0][3] = ff_put_pixels16_xy2_armv6; */
74 c->put_pixels_tab[1][0] = ff_put_pixels8_armv6;
75 c->put_pixels_tab[1][1] = ff_put_pixels8_x2_armv6;
76 c->put_pixels_tab[1][2] = ff_put_pixels8_y2_armv6;
77 /* c->put_pixels_tab[1][3] = ff_put_pixels8_xy2_armv6; */
79 c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_armv6;
80 c->put_no_rnd_pixels_tab[0][1] = ff_put_pixels16_x2_no_rnd_armv6;
81 c->put_no_rnd_pixels_tab[0][2] = ff_put_pixels16_y2_no_rnd_armv6;
82 /* c->put_no_rnd_pixels_tab[0][3] = ff_put_pixels16_xy2_no_rnd_armv6; */
83 c->put_no_rnd_pixels_tab[1][0] = ff_put_pixels8_armv6;
84 c->put_no_rnd_pixels_tab[1][1] = ff_put_pixels8_x2_no_rnd_armv6;
85 c->put_no_rnd_pixels_tab[1][2] = ff_put_pixels8_y2_no_rnd_armv6;
86 /* c->put_no_rnd_pixels_tab[1][3] = ff_put_pixels8_xy2_no_rnd_armv6; */
88 c->avg_pixels_tab[0][0] = ff_avg_pixels16_armv6;
89 c->avg_pixels_tab[1][0] = ff_avg_pixels8_armv6;
91 c->add_pixels_clamped = ff_add_pixels_clamped_armv6;
93 c->pix_abs[0][0] = ff_pix_abs16_armv6;
94 c->pix_abs[0][1] = ff_pix_abs16_x2_armv6;
95 c->pix_abs[0][2] = ff_pix_abs16_y2_armv6;
97 c->sad[0] = ff_pix_abs16_armv6;