FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavcodec/x86/vc1dsp_init.c
Date: 2026-08-31 11:24:46
Exec Total Coverage
Lines: 36 36 100.0%
Functions: 6 6 100.0%
Branches: 12 14 85.7%
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 "libavcodec/vc1dsp.h"
31 #include "vc1dsp.h"
32 #include "config.h"
33
34 #define LOOP_FILTER4(EXT) \
35 void ff_vc1_v_loop_filter4_ ## EXT(uint8_t *src, ptrdiff_t stride, int pq); \
36 void ff_vc1_h_loop_filter4_ ## EXT(uint8_t *src, ptrdiff_t stride, int pq);
37 #define LOOP_FILTER816(EXT) \
38 void ff_vc1_v_loop_filter8_ ## EXT(uint8_t *src, ptrdiff_t stride, int pq); \
39 void ff_vc1_h_loop_filter8_ ## EXT(uint8_t *src, ptrdiff_t stride, int pq); \
40 \
41 static void vc1_v_loop_filter16_ ## EXT(uint8_t *src, ptrdiff_t stride, int pq) \
42 { \
43 ff_vc1_v_loop_filter8_ ## EXT(src, stride, pq); \
44 ff_vc1_v_loop_filter8_ ## EXT(src+8, stride, pq); \
45 } \
46 \
47 static void vc1_h_loop_filter16_ ## EXT(uint8_t *src, ptrdiff_t stride, int pq) \
48 { \
49 ff_vc1_h_loop_filter8_ ## EXT(src, stride, pq); \
50 ff_vc1_h_loop_filter8_ ## EXT(src+8*stride, stride, pq); \
51 }
52
53 8008 LOOP_FILTER816(sse2)
54 LOOP_FILTER4(ssse3)
55 6008 LOOP_FILTER816(ssse3)
56
57 void ff_vc1_h_loop_filter8_sse4(uint8_t *src, ptrdiff_t stride, int pq);
58
59 1002 static void vc1_h_loop_filter16_sse4(uint8_t *src, ptrdiff_t stride, int pq)
60 {
61 1002 ff_vc1_h_loop_filter8_sse4(src, stride, pq);
62 1002 ff_vc1_h_loop_filter8_sse4(src+8*stride, stride, pq);
63 1002 }
64
65 void ff_put_vc1_chroma_mc8_nornd_ssse3(uint8_t *dst, const uint8_t *src,
66 ptrdiff_t stride, int h, int x, int y);
67 void ff_avg_vc1_chroma_mc8_nornd_ssse3(uint8_t *dst, const uint8_t *src,
68 ptrdiff_t stride, int h, int x, int y);
69 void ff_vc1_inv_trans_4x4_dc_sse2(uint8_t *dest, ptrdiff_t linesize,
70 int16_t *block);
71 void ff_vc1_inv_trans_4x8_dc_sse2(uint8_t *dest, ptrdiff_t linesize,
72 int16_t *block);
73 void ff_vc1_inv_trans_8x4_dc_sse2(uint8_t *dest, ptrdiff_t linesize,
74 int16_t *block);
75 void ff_vc1_inv_trans_8x8_dc_sse2(uint8_t *dest, ptrdiff_t linesize,
76 int16_t *block);
77
78 #define MSPEL_FUNC(OP, X, Y, SIZE, XMM) \
79 void ff_vc1_ ## OP ## _mspel_mc ## X ## Y ## _ ## SIZE ##_ ## XMM \
80 (uint8_t *dst, const uint8_t *src, ptrdiff_t stride, int rnd); \
81 dsp->OP ## _vc1_mspel_pixels_tab[SIZE == 8][X + 4 * Y] = \
82 ff_vc1_ ## OP ## _mspel_mc ## X ## Y## _ ## SIZE ##_ ## XMM
83 #define MSPEL_FUNCS_SIZE(X, Y, SIZE, XMM) \
84 MSPEL_FUNC(put, X, Y, SIZE, XMM); \
85 MSPEL_FUNC(avg, X, Y, SIZE, XMM)
86 #define MSPEL_FUNCS(X, Y, XMM) \
87 MSPEL_FUNCS_SIZE(X, Y, 8, XMM); \
88 MSPEL_FUNCS_SIZE(X, Y, 16, XMM)
89
90 112 av_cold void ff_vc1dsp_init_x86(VC1DSPContext *dsp)
91 {
92 112 int cpu_flags = av_get_cpu_flags();
93
94 #if HAVE_X86_6REGS && HAVE_INLINE_ASM && HAVE_MMX_EXTERNAL
95
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 112 if (HAVE_X86_6REGS && INLINE_MMX(cpu_flags))
96
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 65 if (EXTERNAL_MMX(cpu_flags))
97 65 ff_vc1dsp_init_mmx(dsp);
98
99
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 112 if (HAVE_X86_6REGS && INLINE_MMXEXT(cpu_flags))
100
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 60 if (EXTERNAL_MMXEXT(cpu_flags))
101 60 ff_vc1dsp_init_mmxext(dsp);
102 #endif /* HAVE_X86_6REGS && HAVE_INLINE_ASM && HAVE_MMX_EXTERNAL */
103
104 #define ASSIGN_LF4(EXT) \
105 dsp->vc1_v_loop_filter4 = ff_vc1_v_loop_filter4_ ## EXT; \
106 dsp->vc1_h_loop_filter4 = ff_vc1_h_loop_filter4_ ## EXT
107 #define ASSIGN_LF816(EXT) \
108 dsp->vc1_v_loop_filter8 = ff_vc1_v_loop_filter8_ ## EXT; \
109 dsp->vc1_h_loop_filter8 = ff_vc1_h_loop_filter8_ ## EXT; \
110 dsp->vc1_v_loop_filter16 = vc1_v_loop_filter16_ ## EXT; \
111 dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_ ## EXT
112
113
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 112 if (EXTERNAL_SSE2(cpu_flags)) {
114 50 dsp->vc1_inv_trans_8x8_dc = ff_vc1_inv_trans_8x8_dc_sse2;
115 50 dsp->vc1_inv_trans_4x8_dc = ff_vc1_inv_trans_4x8_dc_sse2;
116 50 dsp->vc1_inv_trans_8x4_dc = ff_vc1_inv_trans_8x4_dc_sse2;
117 50 dsp->vc1_inv_trans_4x4_dc = ff_vc1_inv_trans_4x4_dc_sse2;
118
119 50 ASSIGN_LF816(sse2);
120
121 50 MSPEL_FUNCS(0, 0, sse2);
122 }
123
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 112 if (EXTERNAL_SSSE3(cpu_flags)) {
124 40 ASSIGN_LF4(ssse3);
125 40 ASSIGN_LF816(ssse3);
126 40 dsp->put_no_rnd_vc1_chroma_pixels_tab[0] = ff_put_vc1_chroma_mc8_nornd_ssse3;
127 40 dsp->avg_no_rnd_vc1_chroma_pixels_tab[0] = ff_avg_vc1_chroma_mc8_nornd_ssse3;
128
129 40 MSPEL_FUNCS(0, 1, ssse3);
130 40 MSPEL_FUNCS(0, 2, ssse3);
131 40 MSPEL_FUNCS(0, 3, ssse3);
132 40 MSPEL_FUNCS(1, 0, ssse3);
133 40 MSPEL_FUNCS(2, 0, ssse3);
134 40 MSPEL_FUNCS(3, 0, ssse3);
135 }
136
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 112 if (EXTERNAL_SSE4(cpu_flags)) {
137 35 dsp->vc1_h_loop_filter8 = ff_vc1_h_loop_filter8_sse4;
138 35 dsp->vc1_h_loop_filter16 = vc1_h_loop_filter16_sse4;
139 }
140 112 }
141