FFmpeg: libavcodec/x86/diracdsp_mmx.c Source File

FFmpeg
diracdsp_mmx.c
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1 /*
2  * Copyright (C) 2010 David Conrad
3  *
4  * This file is part of FFmpeg.
5  *
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.
10  *
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.
15  *
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
19  */
20 
21 #include "libavutil/x86/cpu.h"
22 #include "diracdsp_mmx.h"
23 #include "fpel.h"
24 
25 void ff_put_rect_clamped_mmx(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
26 void ff_put_rect_clamped_sse2(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
27 void ff_put_signed_rect_clamped_mmx(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
28 void ff_put_signed_rect_clamped_sse2(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
29 
30  #define HPEL_FILTER(MMSIZE, EXT) \
31  void ff_dirac_hpel_filter_v_ ## EXT(uint8_t *, const uint8_t *, int, int); \
32  void ff_dirac_hpel_filter_h_ ## EXT(uint8_t *, const uint8_t *, int); \
33  \
34  static void dirac_hpel_filter_ ## EXT(uint8_t *dsth, uint8_t *dstv, uint8_t *dstc, \
35  const uint8_t *src, int stride, int width, int height) \
36  { \
37  while( height-- ) \
38  { \
39  ff_dirac_hpel_filter_v_ ## EXT(dstv-MMSIZE, src-MMSIZE, stride, width+MMSIZE+5); \
40  ff_dirac_hpel_filter_h_ ## EXT(dsth, src, width); \
41  ff_dirac_hpel_filter_h_ ## EXT(dstc, dstv, width); \
42  \
43  dsth += stride; \
44  dstv += stride; \
45  dstc += stride; \
46  src += stride; \
47  } \
48  }
49 
50 #if !ARCH_X86_64
51 HPEL_FILTER(8, mmx)
52 #endif
53 HPEL_FILTER(16, sse2)
54 
55  #define PIXFUNC(PFX, IDX, EXT) \
56 /*MMXDISABLEDc->PFX ## _dirac_pixels_tab[0][IDX] = ff_ ## PFX ## _dirac_pixels8_ ## EXT;*/ \
57  c->PFX ## _dirac_pixels_tab[1][IDX] = ff_ ## PFX ## _dirac_pixels16_ ## EXT; \
58  c->PFX ## _dirac_pixels_tab[2][IDX] = ff_ ## PFX ## _dirac_pixels32_ ## EXT
59 
60  #define DIRAC_PIXOP(OPNAME2, OPNAME, EXT)\
61 void ff_ ## OPNAME2 ## _dirac_pixels8_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
62 {\
63  if (h&3)\
64  ff_ ## OPNAME2 ## _dirac_pixels8_c(dst, src, stride, h);\
65  else\
66  OPNAME ## _pixels8_ ## EXT(dst, src[0], stride, h);\
67 }\
68 void ff_ ## OPNAME2 ## _dirac_pixels16_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
69 {\
70  if (h&3)\
71  ff_ ## OPNAME2 ## _dirac_pixels16_c(dst, src, stride, h);\
72  else\
73  OPNAME ## _pixels16_ ## EXT(dst, src[0], stride, h);\
74 }\
75 void ff_ ## OPNAME2 ## _dirac_pixels32_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
76 {\
77  if (h&3) {\
78  ff_ ## OPNAME2 ## _dirac_pixels32_c(dst, src, stride, h);\
79  } else {\
80  OPNAME ## _pixels16_ ## EXT(dst , src[0] , stride, h);\
81  OPNAME ## _pixels16_ ## EXT(dst+16, src[0]+16, stride, h);\
82  }\
83 }
84 
85 DIRAC_PIXOP(put, ff_put, mmx)
86 DIRAC_PIXOP(avg, ff_avg, mmx)
87 DIRAC_PIXOP(avg, ff_avg, mmxext)
88 
89  void ff_put_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
90 {
91  if (h&3)
92  ff_put_dirac_pixels16_c(dst, src, stride, h);
93  else
94  ff_put_pixels16_sse2(dst, src[0], stride, h);
95 }
96  void ff_avg_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
97 {
98  if (h&3)
99  ff_avg_dirac_pixels16_c(dst, src, stride, h);
100  else
101  ff_avg_pixels16_sse2(dst, src[0], stride, h);
102 }
103  void ff_put_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
104 {
105  if (h&3) {
106  ff_put_dirac_pixels32_c(dst, src, stride, h);
107  } else {
108  ff_put_pixels16_sse2(dst , src[0] , stride, h);
109  ff_put_pixels16_sse2(dst+16, src[0]+16, stride, h);
110  }
111 }
112  void ff_avg_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
113 {
114  if (h&3) {
115  ff_avg_dirac_pixels32_c(dst, src, stride, h);
116  } else {
117  ff_avg_pixels16_sse2(dst , src[0] , stride, h);
118  ff_avg_pixels16_sse2(dst+16, src[0]+16, stride, h);
119  }
120 }
121 
122  void ff_diracdsp_init_mmx(DiracDSPContext* c)
123 {
124  int mm_flags = av_get_cpu_flags();
125 
126  if (EXTERNAL_MMX(mm_flags)) {
127  c->add_dirac_obmc[0] = ff_add_dirac_obmc8_mmx;
128 #if !ARCH_X86_64
129  c->add_dirac_obmc[1] = ff_add_dirac_obmc16_mmx;
130  c->add_dirac_obmc[2] = ff_add_dirac_obmc32_mmx;
131  c->dirac_hpel_filter = dirac_hpel_filter_mmx;
132  c->add_rect_clamped = ff_add_rect_clamped_mmx;
133  c->put_signed_rect_clamped = ff_put_signed_rect_clamped_mmx;
134 #endif
135  PIXFUNC(put, 0, mmx);
136  PIXFUNC(avg, 0, mmx);
137  }
138 
139  if (EXTERNAL_MMXEXT(mm_flags)) {
140  PIXFUNC(avg, 0, mmxext);
141  }
142 
143  if (EXTERNAL_SSE2(mm_flags)) {
144  c->dirac_hpel_filter = dirac_hpel_filter_sse2;
145  c->add_rect_clamped = ff_add_rect_clamped_sse2;
146  c->put_signed_rect_clamped = ff_put_signed_rect_clamped_sse2;
147 
148  c->add_dirac_obmc[1] = ff_add_dirac_obmc16_sse2;
149  c->add_dirac_obmc[2] = ff_add_dirac_obmc32_sse2;
150 
151  c->put_dirac_pixels_tab[1][0] = ff_put_dirac_pixels16_sse2;
152  c->avg_dirac_pixels_tab[1][0] = ff_avg_dirac_pixels16_sse2;
153  c->put_dirac_pixels_tab[2][0] = ff_put_dirac_pixels32_sse2;
154  c->avg_dirac_pixels_tab[2][0] = ff_avg_dirac_pixels32_sse2;
155  }
156 }
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