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 }
void ff_put_no_rnd_pixels8_y2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h)
op_pixels_func put_pixels_tab[4][4]
Halfpel motion compensation with rounding (a+b+1)>>1.
Definition: dsputil.h:306
#define HAVE_NEON
Definition: config.h:46
void ff_put_pixels16_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h)
#define CALL_2X_PIXELS(a, b, n)
Definition: dsputil.h:182
void(* idct_add)(uint8_t *dest, int line_size, DCTELEM *block)
block -> idct -> add dest -> clip to unsigned 8 bit -> dest.
Definition: dsputil.h:491
void ff_dsputil_init_vfp(DSPContext *c, AVCodecContext *avctx)
void ff_simple_idct_arm(DCTELEM *data)
int bits_per_raw_sample
Bits per sample/pixel of internal libavcodec pixel/sample format.
Definition: avcodec.h:2863
#define HAVE_ARMV6
Definition: config.h:38
void ff_put_pixels8_y2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h)
const char data[16]
Definition: mxf.c:60
int lowres
low resolution decoding, 1-> 1/2 size, 2->1/4 size
Definition: avcodec.h:2536
#define FF_IDCT_ARM
Definition: avcodec.h:1918
#define FF_IDCT_AUTO
Definition: avcodec.h:1911
#define FF_IDCT_SIMPLEARM
Definition: avcodec.h:1921
void(* add_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size)
Definition: dsputil.h:237
void(* put_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size)
Definition: dsputil.h:235
void(* idct_put)(uint8_t *dest, int line_size, DCTELEM *block)
block -> idct -> clip to unsigned 8 bit -> dest.
Definition: dsputil.h:485
op_pixels_func put_no_rnd_pixels_tab[4][4]
Halfpel motion compensation with no rounding (a+b)>>1.
Definition: dsputil.h:330
#define FF_LIBMPEG2_IDCT_PERM
Definition: dsputil.h:508
void ff_put_pixels8_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h)
void(* idct)(DCTELEM *block)
Definition: dsputil.h:478
static void(* ff_put_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size)
void ff_dsputil_init_iwmmxt(DSPContext *c, AVCodecContext *avctx)
void ff_add_pixels_clamped_arm(const DCTELEM *block, uint8_t *dest, int line_size)
static DCTELEM block[64]
Definition: dct-test.c:189
void ff_put_no_rnd_pixels8_x2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h)
int idct_algo
IDCT algorithm, see FF_IDCT_* below.
Definition: avcodec.h:1910
void ff_put_no_rnd_pixels8_xy2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h)
#define FF_NO_IDCT_PERM
Definition: dsputil.h:507
static void j_rev_dct_arm_put(uint8_t *dest, int line_size, DCTELEM *block)
void dsputil_init_arm(DSPContext *c, AVCodecContext *avctx)
int idct_permutation_type
Definition: dsputil.h:506
static void(* ff_add_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size)
main external API structure.
Definition: avcodec.h:1329
static void(WINAPI *cond_broadcast)(pthread_cond_t *cond)
short DCTELEM
Definition: dsputil.h:39
static void simple_idct_arm_add(uint8_t *dest, int line_size, DCTELEM *block)
void ff_put_pixels8_x2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h)
#define HAVE_IWMMXT
Definition: config.h:42
void ff_dsputil_init_neon(DSPContext *c, AVCodecContext *avctx)
DSP utils.
void ff_put_pixels8_xy2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h)
void ff_j_rev_dct_arm(DCTELEM *data)
static void simple_idct_arm_put(uint8_t *dest, int line_size, DCTELEM *block)
static void j_rev_dct_arm_add(uint8_t *dest, int line_size, DCTELEM *block)
void ff_dsputil_init_armv6(DSPContext *c, AVCodecContext *avctx)
#define HAVE_ARMVFP
Definition: config.h:40
#define HAVE_ARMV5TE
Definition: config.h:37
DSPContext.
Definition: dsputil.h:226
void ff_dsputil_init_armv5te(DSPContext *c, AVCodecContext *avctx)