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1 /*
2  * VC-1 and WMV3 - DSP functions MMX-optimized
3  * Copyright (c) 2007 Christophe GISQUET <christophe.gisquet@free.fr>
4  *
5  * Permission is hereby granted, free of charge, to any person
6  * obtaining a copy of this software and associated documentation
7  * files (the "Software"), to deal in the Software without
8  * restriction, including without limitation the rights to use,
9  * copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following
12  * conditions:
13  *
14  * The above copyright notice and this permission notice shall be
15  * included in all copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
19  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
21  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
22  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
23  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
24  * OTHER DEALINGS IN THE SOFTWARE.
25  */
26 
27 #include "libavutil/attributes.h"
28 #include "libavutil/cpu.h"
29 #include "libavutil/x86/cpu.h"
30 #include "libavutil/x86/asm.h"
31 #include "libavcodec/vc1dsp.h"
32 #include "fpel.h"
33 #include "vc1dsp.h"
34 #include "config.h"
35 
36 #define LOOP_FILTER4(EXT) \
37 void ff_vc1_v_loop_filter4_ ## EXT(uint8_t *src, ptrdiff_t stride, int pq); \
38 void ff_vc1_h_loop_filter4_ ## EXT(uint8_t *src, ptrdiff_t stride, int pq);
39 #define LOOP_FILTER816(EXT) \
40 void ff_vc1_v_loop_filter8_ ## EXT(uint8_t *src, ptrdiff_t stride, int pq); \
41 void ff_vc1_h_loop_filter8_ ## EXT(uint8_t *src, ptrdiff_t stride, int pq); \
42 \
43 static void vc1_v_loop_filter16_ ## EXT(uint8_t *src, ptrdiff_t stride, int pq) \
44 { \
45     ff_vc1_v_loop_filter8_ ## EXT(src,   stride, pq); \
46     ff_vc1_v_loop_filter8_ ## EXT(src+8, stride, pq); \
47 } \
48 \
49 static void vc1_h_loop_filter16_ ## EXT(uint8_t *src, ptrdiff_t stride, int pq) \
50 { \
51     ff_vc1_h_loop_filter8_ ## EXT(src,          stride, pq); \
52     ff_vc1_h_loop_filter8_ ## EXT(src+8*stride, stride, pq); \
53 }
54 
55 #if HAVE_X86ASM
56 LOOP_FILTER4(mmxext)
57 LOOP_FILTER816(sse2)
58 LOOP_FILTER4(ssse3)
59 LOOP_FILTER816(ssse3)
60 
61 void ff_vc1_h_loop_filter8_sse4(uint8_t *src, ptrdiff_t stride, int pq);
62 
vc1_h_loop_filter16_sse4(uint8_t * src,ptrdiff_t stride,int pq)63 static void vc1_h_loop_filter16_sse4(uint8_t *src, ptrdiff_t stride, int pq)
64 {
65     ff_vc1_h_loop_filter8_sse4(src,          stride, pq);
66     ff_vc1_h_loop_filter8_sse4(src+8*stride, stride, pq);
67 }
68 
69 #define DECLARE_FUNCTION(OP, DEPTH, INSN)                       \
70     static void OP##vc1_mspel_mc00_##DEPTH##INSN(uint8_t *dst,          \
71                              const uint8_t *src, ptrdiff_t stride, int rnd) \
72     {                                                                       \
73         ff_ ## OP ## pixels ## DEPTH ## INSN(dst, src, stride, DEPTH);     \
74     }
75 
76 DECLARE_FUNCTION(put_,  8, _mmx)
77 DECLARE_FUNCTION(avg_,  8, _mmxext)
78 DECLARE_FUNCTION(put_, 16, _sse2)
79 DECLARE_FUNCTION(avg_, 16, _sse2)
80 
81 #endif /* HAVE_X86ASM */
82 
83 void ff_put_vc1_chroma_mc8_nornd_mmx  (uint8_t *dst, uint8_t *src,
84                                        ptrdiff_t stride, int h, int x, int y);
85 void ff_avg_vc1_chroma_mc8_nornd_mmxext(uint8_t *dst, uint8_t *src,
86                                         ptrdiff_t stride, int h, int x, int y);
87 void ff_put_vc1_chroma_mc8_nornd_ssse3(uint8_t *dst, uint8_t *src,
88                                        ptrdiff_t stride, int h, int x, int y);
89 void ff_avg_vc1_chroma_mc8_nornd_ssse3(uint8_t *dst, uint8_t *src,
90                                        ptrdiff_t stride, int h, int x, int y);
91 void ff_vc1_inv_trans_4x4_dc_mmxext(uint8_t *dest, ptrdiff_t linesize,
92                                     int16_t *block);
93 void ff_vc1_inv_trans_4x8_dc_mmxext(uint8_t *dest, ptrdiff_t linesize,
94                                     int16_t *block);
95 void ff_vc1_inv_trans_8x4_dc_mmxext(uint8_t *dest, ptrdiff_t linesize,
96                                     int16_t *block);
97 void ff_vc1_inv_trans_8x8_dc_mmxext(uint8_t *dest, ptrdiff_t linesize,
98                                     int16_t *block);
99 
100 
ff_vc1dsp_init_x86(VC1DSPContext * dsp)101 av_cold void ff_vc1dsp_init_x86(VC1DSPContext *dsp)
102 {
103     int cpu_flags = av_get_cpu_flags();
104 
105     if (HAVE_6REGS && INLINE_MMX(cpu_flags))
106         if (EXTERNAL_MMX(cpu_flags))
107         ff_vc1dsp_init_mmx(dsp);
108 
109     if (HAVE_6REGS && INLINE_MMXEXT(cpu_flags))
110         if (EXTERNAL_MMXEXT(cpu_flags))
111         ff_vc1dsp_init_mmxext(dsp);
112 
113 #define ASSIGN_LF4(EXT) \
114         dsp->vc1_v_loop_filter4  = ff_vc1_v_loop_filter4_ ## EXT; \
115         dsp->vc1_h_loop_filter4  = ff_vc1_h_loop_filter4_ ## EXT
116 #define ASSIGN_LF816(EXT) \
117         dsp->vc1_v_loop_filter8  = ff_vc1_v_loop_filter8_ ## EXT; \
118         dsp->vc1_h_loop_filter8  = ff_vc1_h_loop_filter8_ ## EXT; \
119         dsp->vc1_v_loop_filter16 = vc1_v_loop_filter16_ ## EXT; \
120         dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_ ## EXT
121 
122 #if HAVE_X86ASM
123     if (EXTERNAL_MMX(cpu_flags)) {
124         dsp->put_no_rnd_vc1_chroma_pixels_tab[0] = ff_put_vc1_chroma_mc8_nornd_mmx;
125 
126         dsp->put_vc1_mspel_pixels_tab[1][0]      = put_vc1_mspel_mc00_8_mmx;
127     }
128     if (EXTERNAL_MMXEXT(cpu_flags)) {
129         ASSIGN_LF4(mmxext);
130         dsp->avg_no_rnd_vc1_chroma_pixels_tab[0] = ff_avg_vc1_chroma_mc8_nornd_mmxext;
131 
132         dsp->avg_vc1_mspel_pixels_tab[1][0]      = avg_vc1_mspel_mc00_8_mmxext;
133 
134         dsp->vc1_inv_trans_8x8_dc                = ff_vc1_inv_trans_8x8_dc_mmxext;
135         dsp->vc1_inv_trans_4x8_dc                = ff_vc1_inv_trans_4x8_dc_mmxext;
136         dsp->vc1_inv_trans_8x4_dc                = ff_vc1_inv_trans_8x4_dc_mmxext;
137         dsp->vc1_inv_trans_4x4_dc                = ff_vc1_inv_trans_4x4_dc_mmxext;
138     }
139     if (EXTERNAL_SSE2(cpu_flags)) {
140         ASSIGN_LF816(sse2);
141 
142         dsp->put_vc1_mspel_pixels_tab[0][0]      = put_vc1_mspel_mc00_16_sse2;
143         dsp->avg_vc1_mspel_pixels_tab[0][0]      = avg_vc1_mspel_mc00_16_sse2;
144     }
145     if (EXTERNAL_SSSE3(cpu_flags)) {
146         ASSIGN_LF4(ssse3);
147         ASSIGN_LF816(ssse3);
148         dsp->put_no_rnd_vc1_chroma_pixels_tab[0] = ff_put_vc1_chroma_mc8_nornd_ssse3;
149         dsp->avg_no_rnd_vc1_chroma_pixels_tab[0] = ff_avg_vc1_chroma_mc8_nornd_ssse3;
150     }
151     if (EXTERNAL_SSE4(cpu_flags)) {
152         dsp->vc1_h_loop_filter8  = ff_vc1_h_loop_filter8_sse4;
153         dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_sse4;
154     }
155 #endif /* HAVE_X86ASM */
156 }
157