dsputil_init_arm.c
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1 /*
2  * ARM optimized DSP utils
3  * Copyright (c) 2001 Lionel Ulmer
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 "libavcodec/dsputil.h"
23 #include "dsputil_arm.h"
24 
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 
77 {
78  const int high_bit_depth = avctx->bits_per_raw_sample > 8;
79 
82 
83  if (!avctx->lowres && avctx->bits_per_raw_sample <= 8) {
84  if(avctx->idct_algo == FF_IDCT_AUTO ||
85  avctx->idct_algo == FF_IDCT_ARM){
90  } else if (avctx->idct_algo == FF_IDCT_SIMPLEARM){
95  }
96  }
97 
99 
100  if (!high_bit_depth) {
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;
109 
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;
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 }