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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 "dsputil_x86.h"
23 #include "diracdsp_mmx.h"
24 #include "fpel.h"
25 
26 void ff_put_rect_clamped_mmx(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
27 void ff_put_rect_clamped_sse2(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
28 void ff_put_signed_rect_clamped_mmx(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
29 void ff_put_signed_rect_clamped_sse2(uint8_t *dst, int dst_stride, const int16_t *src, int src_stride, int width, int height);
30 
31 #define HPEL_FILTER(MMSIZE, EXT) \
32  void ff_dirac_hpel_filter_v_ ## EXT(uint8_t *, const uint8_t *, int, int); \
33  void ff_dirac_hpel_filter_h_ ## EXT(uint8_t *, const uint8_t *, int); \
34  \
35  static void dirac_hpel_filter_ ## EXT(uint8_t *dsth, uint8_t *dstv, uint8_t *dstc, \
36  const uint8_t *src, int stride, int width, int height) \
37  { \
38  while( height-- ) \
39  { \
40  ff_dirac_hpel_filter_v_ ## EXT(dstv-MMSIZE, src-MMSIZE, stride, width+MMSIZE+5); \
41  ff_dirac_hpel_filter_h_ ## EXT(dsth, src, width); \
42  ff_dirac_hpel_filter_h_ ## EXT(dstc, dstv, width); \
43  \
44  dsth += stride; \
45  dstv += stride; \
46  dstc += stride; \
47  src += stride; \
48  } \
49  }
50 
51 #if !ARCH_X86_64
52 HPEL_FILTER(8, mmx)
53 #endif
54 HPEL_FILTER(16, sse2)
55 
56 #define PIXFUNC(PFX, IDX, EXT) \
57  /*MMXDISABLEDc->PFX ## _dirac_pixels_tab[0][IDX] = ff_ ## PFX ## _dirac_pixels8_ ## EXT;*/ \
58  c->PFX ## _dirac_pixels_tab[1][IDX] = ff_ ## PFX ## _dirac_pixels16_ ## EXT; \
59  c->PFX ## _dirac_pixels_tab[2][IDX] = ff_ ## PFX ## _dirac_pixels32_ ## EXT
60 
61 #define DIRAC_PIXOP(OPNAME2, OPNAME, EXT)\
62 void ff_ ## OPNAME2 ## _dirac_pixels8_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
63 {\
64  if (h&3)\
65  ff_ ## OPNAME2 ## _dirac_pixels8_c(dst, src, stride, h);\
66  else\
67  OPNAME ## _pixels8_ ## EXT(dst, src[0], stride, h);\
68 }\
69 void ff_ ## OPNAME2 ## _dirac_pixels16_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
70 {\
71  if (h&3)\
72  ff_ ## OPNAME2 ## _dirac_pixels16_c(dst, src, stride, h);\
73  else\
74  OPNAME ## _pixels16_ ## EXT(dst, src[0], stride, h);\
75 }\
76 void ff_ ## OPNAME2 ## _dirac_pixels32_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
77 {\
78  if (h&3) {\
79  ff_ ## OPNAME2 ## _dirac_pixels32_c(dst, src, stride, h);\
80  } else {\
81  OPNAME ## _pixels16_ ## EXT(dst , src[0] , stride, h);\
82  OPNAME ## _pixels16_ ## EXT(dst+16, src[0]+16, stride, h);\
83  }\
84 }
85 
86 DIRAC_PIXOP(put, ff_put, mmx)
87 DIRAC_PIXOP(avg, ff_avg, mmx)
88 DIRAC_PIXOP(avg, ff_avg, mmxext)
89 
90 void ff_put_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
91 {
92  if (h&3)
93  ff_put_dirac_pixels16_c(dst, src, stride, h);
94  else
95  ff_put_pixels16_sse2(dst, src[0], stride, h);
96 }
97 void ff_avg_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
98 {
99  if (h&3)
100  ff_avg_dirac_pixels16_c(dst, src, stride, h);
101  else
102  ff_avg_pixels16_sse2(dst, src[0], stride, h);
103 }
104 void ff_put_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
105 {
106  if (h&3) {
107  ff_put_dirac_pixels32_c(dst, src, stride, h);
108  } else {
109  ff_put_pixels16_sse2(dst , src[0] , stride, h);
110  ff_put_pixels16_sse2(dst+16, src[0]+16, stride, h);
111  }
112 }
113 void ff_avg_dirac_pixels32_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
114 {
115  if (h&3) {
116  ff_avg_dirac_pixels32_c(dst, src, stride, h);
117  } else {
118  ff_avg_pixels16_sse2(dst , src[0] , stride, h);
119  ff_avg_pixels16_sse2(dst+16, src[0]+16, stride, h);
120  }
121 }
122 
123 void ff_diracdsp_init_mmx(DiracDSPContext* c)
124 {
125  int mm_flags = av_get_cpu_flags();
126 
127  if (EXTERNAL_MMX(mm_flags)) {
128  c->add_dirac_obmc[0] = ff_add_dirac_obmc8_mmx;
129 #if !ARCH_X86_64
130  c->add_dirac_obmc[1] = ff_add_dirac_obmc16_mmx;
131  c->add_dirac_obmc[2] = ff_add_dirac_obmc32_mmx;
132  c->dirac_hpel_filter = dirac_hpel_filter_mmx;
133  c->add_rect_clamped = ff_add_rect_clamped_mmx;
134  c->put_signed_rect_clamped = ff_put_signed_rect_clamped_mmx;
135 #endif
136  PIXFUNC(put, 0, mmx);
137  PIXFUNC(avg, 0, mmx);
138  }
139 
140  if (EXTERNAL_MMXEXT(mm_flags)) {
141  PIXFUNC(avg, 0, mmxext);
142  }
143 
144  if (EXTERNAL_SSE2(mm_flags)) {
145  c->dirac_hpel_filter = dirac_hpel_filter_sse2;
146  c->add_rect_clamped = ff_add_rect_clamped_sse2;
147  c->put_signed_rect_clamped = ff_put_signed_rect_clamped_sse2;
148 
149  c->add_dirac_obmc[1] = ff_add_dirac_obmc16_sse2;
150  c->add_dirac_obmc[2] = ff_add_dirac_obmc32_sse2;
151 
152  c->put_dirac_pixels_tab[1][0] = ff_put_dirac_pixels16_sse2;
153  c->avg_dirac_pixels_tab[1][0] = ff_avg_dirac_pixels16_sse2;
154  c->put_dirac_pixels_tab[2][0] = ff_put_dirac_pixels32_sse2;
155  c->avg_dirac_pixels_tab[2][0] = ff_avg_dirac_pixels32_sse2;
156  }
157 }
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