FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/x86/vc1dsp_init.c
Date: 2025-10-25 20:16:37
Exec Total Coverage
Lines: 42 42 100.0%
Functions: 10 10 100.0%
Branches: 16 18 88.9%
Line Branch Exec Source
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 8000 LOOP_FILTER816(sse2)
58 LOOP_FILTER4(ssse3)
59 6000 LOOP_FILTER816(ssse3)
60
61 void ff_vc1_h_loop_filter8_sse4(uint8_t *src, ptrdiff_t stride, int pq);
62
63 1000 static void vc1_h_loop_filter16_sse4(uint8_t *src, ptrdiff_t stride, int pq)
64 {
65 1000 ff_vc1_h_loop_filter8_sse4(src, stride, pq);
66 1000 ff_vc1_h_loop_filter8_sse4(src+8*stride, stride, pq);
67 1000 }
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 1 DECLARE_FUNCTION(put_, 8, _sse2)
77 1 DECLARE_FUNCTION(avg_, 8, _mmxext)
78 1 DECLARE_FUNCTION(put_, 16, _sse2)
79 1 DECLARE_FUNCTION(avg_, 16, _sse2)
80
81 #endif /* HAVE_X86ASM */
82
83 void ff_put_vc1_chroma_mc8_nornd_mmx (uint8_t *dst, const 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, const 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, const 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, const 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
101 107 av_cold void ff_vc1dsp_init_x86(VC1DSPContext *dsp)
102 {
103 107 int cpu_flags = av_get_cpu_flags();
104
105 #if HAVE_6REGS && HAVE_INLINE_ASM && HAVE_MMX_EXTERNAL
106
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 107 if (HAVE_6REGS && INLINE_MMX(cpu_flags))
107
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 60 if (EXTERNAL_MMX(cpu_flags))
108 60 ff_vc1dsp_init_mmx(dsp);
109
110
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 107 if (HAVE_6REGS && INLINE_MMXEXT(cpu_flags))
111
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 55 if (EXTERNAL_MMXEXT(cpu_flags))
112 55 ff_vc1dsp_init_mmxext(dsp);
113 #endif /* HAVE_6REGS && HAVE_INLINE_ASM && HAVE_MMX_EXTERNAL */
114
115 #define ASSIGN_LF4(EXT) \
116 dsp->vc1_v_loop_filter4 = ff_vc1_v_loop_filter4_ ## EXT; \
117 dsp->vc1_h_loop_filter4 = ff_vc1_h_loop_filter4_ ## EXT
118 #define ASSIGN_LF816(EXT) \
119 dsp->vc1_v_loop_filter8 = ff_vc1_v_loop_filter8_ ## EXT; \
120 dsp->vc1_h_loop_filter8 = ff_vc1_h_loop_filter8_ ## EXT; \
121 dsp->vc1_v_loop_filter16 = vc1_v_loop_filter16_ ## EXT; \
122 dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_ ## EXT
123
124 #if HAVE_X86ASM
125
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 107 if (EXTERNAL_MMX(cpu_flags)) {
126 60 dsp->put_no_rnd_vc1_chroma_pixels_tab[0] = ff_put_vc1_chroma_mc8_nornd_mmx;
127
128 }
129
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 107 if (EXTERNAL_MMXEXT(cpu_flags)) {
130 55 ASSIGN_LF4(mmxext);
131 55 dsp->avg_no_rnd_vc1_chroma_pixels_tab[0] = ff_avg_vc1_chroma_mc8_nornd_mmxext;
132
133 55 dsp->avg_vc1_mspel_pixels_tab[1][0] = avg_vc1_mspel_mc00_8_mmxext;
134
135 55 dsp->vc1_inv_trans_8x8_dc = ff_vc1_inv_trans_8x8_dc_mmxext;
136 55 dsp->vc1_inv_trans_4x8_dc = ff_vc1_inv_trans_4x8_dc_mmxext;
137 55 dsp->vc1_inv_trans_8x4_dc = ff_vc1_inv_trans_8x4_dc_mmxext;
138 55 dsp->vc1_inv_trans_4x4_dc = ff_vc1_inv_trans_4x4_dc_mmxext;
139 }
140
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 107 if (EXTERNAL_SSE2(cpu_flags)) {
141 45 ASSIGN_LF816(sse2);
142
143 45 dsp->put_vc1_mspel_pixels_tab[0][0] = put_vc1_mspel_mc00_16_sse2;
144 45 dsp->put_vc1_mspel_pixels_tab[1][0] = put_vc1_mspel_mc00_8_sse2;
145 45 dsp->avg_vc1_mspel_pixels_tab[0][0] = avg_vc1_mspel_mc00_16_sse2;
146 }
147
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 107 if (EXTERNAL_SSSE3(cpu_flags)) {
148 35 ASSIGN_LF4(ssse3);
149 35 ASSIGN_LF816(ssse3);
150 35 dsp->put_no_rnd_vc1_chroma_pixels_tab[0] = ff_put_vc1_chroma_mc8_nornd_ssse3;
151 35 dsp->avg_no_rnd_vc1_chroma_pixels_tab[0] = ff_avg_vc1_chroma_mc8_nornd_ssse3;
152 }
153
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 107 if (EXTERNAL_SSE4(cpu_flags)) {
154 30 dsp->vc1_h_loop_filter8 = ff_vc1_h_loop_filter8_sse4;
155 30 dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_sse4;
156 }
157 #endif /* HAVE_X86ASM */
158 107 }
159