FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavcodec/x86/rv40dsp_init.c
Date: 2022-12-05 03:11:11
Exec Total Coverage
Lines: 8 44 18.2%
Functions: 1 105 1.0%
Branches: 5 26 19.2%

Line Branch Exec Source
1 /*
2 * RV40 decoder motion compensation functions x86-optimised
3 * Copyright (c) 2008 Konstantin Shishkov
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 /**
23 * @file
24 * RV40 decoder motion compensation functions x86-optimised
25 * 2,0 and 0,2 have h264 equivalents.
26 * 3,3 is bugged in the rv40 format and maps to _xy2 version
27 */
28
29 #include "libavcodec/rv34dsp.h"
30 #include "libavutil/attributes.h"
31 #include "libavutil/mem_internal.h"
32 #include "libavutil/x86/cpu.h"
33 #include "hpeldsp.h"
34
35 #define DEFINE_FN(op, size, insn) \
36 static void op##_rv40_qpel##size##_mc33_##insn(uint8_t *dst, const uint8_t *src, \
37 ptrdiff_t stride) \
38 { \
39 ff_##op##_pixels##size##_xy2_##insn(dst, src, stride, size); \
40 }
41
42 #if HAVE_X86ASM
43 void ff_put_rv40_chroma_mc8_mmx (uint8_t *dst, const uint8_t *src,
44 ptrdiff_t stride, int h, int x, int y);
45 void ff_avg_rv40_chroma_mc8_mmxext(uint8_t *dst, const uint8_t *src,
46 ptrdiff_t stride, int h, int x, int y);
47
48 void ff_put_rv40_chroma_mc4_mmx (uint8_t *dst, const uint8_t *src,
49 ptrdiff_t stride, int h, int x, int y);
50 void ff_avg_rv40_chroma_mc4_mmxext(uint8_t *dst, const uint8_t *src,
51 ptrdiff_t stride, int h, int x, int y);
52
53 #define DECLARE_WEIGHT(opt) \
54 void ff_rv40_weight_func_rnd_16_##opt(uint8_t *dst, uint8_t *src1, uint8_t *src2, \
55 int w1, int w2, ptrdiff_t stride); \
56 void ff_rv40_weight_func_rnd_8_##opt (uint8_t *dst, uint8_t *src1, uint8_t *src2, \
57 int w1, int w2, ptrdiff_t stride); \
58 void ff_rv40_weight_func_nornd_16_##opt(uint8_t *dst, uint8_t *src1, uint8_t *src2, \
59 int w1, int w2, ptrdiff_t stride); \
60 void ff_rv40_weight_func_nornd_8_##opt (uint8_t *dst, uint8_t *src1, uint8_t *src2, \
61 int w1, int w2, ptrdiff_t stride);
62 DECLARE_WEIGHT(sse2)
63 DECLARE_WEIGHT(ssse3)
64
65 /** @{ */
66 /**
67 * Define one qpel function.
68 * LOOPSIZE must be already set to the number of pixels processed per
69 * iteration in the inner loop of the called functions.
70 * COFF(x) must be already defined so as to provide the offset into any
71 * array of coeffs used by the called function for the qpel position x.
72 */
73 #define QPEL_FUNC_DECL(OP, SIZE, PH, PV, OPT) \
74 static void OP ## rv40_qpel ##SIZE ##_mc ##PH ##PV ##OPT(uint8_t *dst, \
75 const uint8_t *src, \
76 ptrdiff_t stride) \
77 { \
78 int i; \
79 if (PH && PV) { \
80 LOCAL_ALIGNED(16, uint8_t, tmp, [SIZE * (SIZE + 5)]); \
81 uint8_t *tmpptr = tmp + SIZE * 2; \
82 src -= stride * 2; \
83 \
84 for (i = 0; i < SIZE; i += LOOPSIZE) \
85 ff_put_rv40_qpel_h ##OPT(tmp + i, SIZE, src + i, stride, \
86 SIZE + 5, HCOFF(PH)); \
87 for (i = 0; i < SIZE; i += LOOPSIZE) \
88 ff_ ##OP ##rv40_qpel_v ##OPT(dst + i, stride, tmpptr + i, \
89 SIZE, SIZE, VCOFF(PV)); \
90 } else if (PV) { \
91 for (i = 0; i < SIZE; i += LOOPSIZE) \
92 ff_ ##OP ##rv40_qpel_v ## OPT(dst + i, stride, src + i, \
93 stride, SIZE, VCOFF(PV)); \
94 } else { \
95 for (i = 0; i < SIZE; i += LOOPSIZE) \
96 ff_ ##OP ##rv40_qpel_h ## OPT(dst + i, stride, src + i, \
97 stride, SIZE, HCOFF(PH)); \
98 } \
99 }
100
101 /** Declare functions for sizes 8 and 16 and given operations
102 * and qpel position. */
103 #define QPEL_FUNCS_DECL(OP, PH, PV, OPT) \
104 QPEL_FUNC_DECL(OP, 8, PH, PV, OPT) \
105 QPEL_FUNC_DECL(OP, 16, PH, PV, OPT)
106
107 /** Declare all functions for all sizes and qpel positions */
108 #define QPEL_MC_DECL(OP, OPT) \
109 void ff_ ##OP ##rv40_qpel_h ##OPT(uint8_t *dst, ptrdiff_t dstStride, \
110 const uint8_t *src, \
111 ptrdiff_t srcStride, \
112 int len, int m); \
113 void ff_ ##OP ##rv40_qpel_v ##OPT(uint8_t *dst, ptrdiff_t dstStride, \
114 const uint8_t *src, \
115 ptrdiff_t srcStride, \
116 int len, int m); \
117 QPEL_FUNCS_DECL(OP, 0, 1, OPT) \
118 QPEL_FUNCS_DECL(OP, 0, 3, OPT) \
119 QPEL_FUNCS_DECL(OP, 1, 0, OPT) \
120 QPEL_FUNCS_DECL(OP, 1, 1, OPT) \
121 QPEL_FUNCS_DECL(OP, 1, 2, OPT) \
122 QPEL_FUNCS_DECL(OP, 1, 3, OPT) \
123 QPEL_FUNCS_DECL(OP, 2, 1, OPT) \
124 QPEL_FUNCS_DECL(OP, 2, 2, OPT) \
125 QPEL_FUNCS_DECL(OP, 2, 3, OPT) \
126 QPEL_FUNCS_DECL(OP, 3, 0, OPT) \
127 QPEL_FUNCS_DECL(OP, 3, 1, OPT) \
128 QPEL_FUNCS_DECL(OP, 3, 2, OPT)
129 /** @} */
130
131 #define LOOPSIZE 8
132 #define HCOFF(x) (32 * ((x) - 1))
133 #define VCOFF(x) (32 * ((x) - 1))
134 QPEL_MC_DECL(put_, _ssse3)
135 QPEL_MC_DECL(avg_, _ssse3)
136
137 #undef LOOPSIZE
138 #undef HCOFF
139 #undef VCOFF
140 #define LOOPSIZE 8
141 #define HCOFF(x) (64 * ((x) - 1))
142 #define VCOFF(x) (64 * ((x) - 1))
143 QPEL_MC_DECL(put_, _sse2)
144 QPEL_MC_DECL(avg_, _sse2)
145
146 /** @{ */
147 /** Set one function */
148 #define QPEL_FUNC_SET(OP, SIZE, PH, PV, OPT) \
149 c-> OP ## pixels_tab[2 - SIZE / 8][4 * PV + PH] = OP ## rv40_qpel ##SIZE ## _mc ##PH ##PV ##OPT;
150
151 /** Set functions put and avg for sizes 8 and 16 and a given qpel position */
152 #define QPEL_FUNCS_SET(OP, PH, PV, OPT) \
153 QPEL_FUNC_SET(OP, 8, PH, PV, OPT) \
154 QPEL_FUNC_SET(OP, 16, PH, PV, OPT)
155
156 /** Set all functions for all sizes and qpel positions */
157 #define QPEL_MC_SET(OP, OPT) \
158 QPEL_FUNCS_SET (OP, 0, 1, OPT) \
159 QPEL_FUNCS_SET (OP, 0, 3, OPT) \
160 QPEL_FUNCS_SET (OP, 1, 0, OPT) \
161 QPEL_FUNCS_SET (OP, 1, 1, OPT) \
162 QPEL_FUNCS_SET (OP, 1, 2, OPT) \
163 QPEL_FUNCS_SET (OP, 1, 3, OPT) \
164 QPEL_FUNCS_SET (OP, 2, 1, OPT) \
165 QPEL_FUNCS_SET (OP, 2, 2, OPT) \
166 QPEL_FUNCS_SET (OP, 2, 3, OPT) \
167 QPEL_FUNCS_SET (OP, 3, 0, OPT) \
168 QPEL_FUNCS_SET (OP, 3, 1, OPT) \
169 QPEL_FUNCS_SET (OP, 3, 2, OPT)
170 /** @} */
171
172 DEFINE_FN(put, 8, ssse3)
173
174 DEFINE_FN(put, 16, sse2)
175 DEFINE_FN(put, 16, ssse3)
176
177 DEFINE_FN(avg, 8, mmxext)
178 DEFINE_FN(avg, 8, ssse3)
179
180 DEFINE_FN(avg, 16, sse2)
181 DEFINE_FN(avg, 16, ssse3)
182 #endif /* HAVE_X86ASM */
183
184 #if HAVE_MMX_INLINE
185 DEFINE_FN(put, 8, mmx)
186 #endif
187
188 4 av_cold void ff_rv40dsp_init_x86(RV34DSPContext *c)
189 {
190 4 av_unused int cpu_flags = av_get_cpu_flags();
191
192 #if HAVE_MMX_INLINE
193
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4 if (INLINE_MMX(cpu_flags)) {
194 c->put_pixels_tab[1][15] = put_rv40_qpel8_mc33_mmx;
195 }
196 #endif /* HAVE_MMX_INLINE */
197
198 #if HAVE_X86ASM
199
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4 if (EXTERNAL_MMX(cpu_flags)) {
200 c->put_chroma_pixels_tab[0] = ff_put_rv40_chroma_mc8_mmx;
201 c->put_chroma_pixels_tab[1] = ff_put_rv40_chroma_mc4_mmx;
202 }
203
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4 if (EXTERNAL_MMXEXT(cpu_flags)) {
204 c->avg_pixels_tab[1][15] = avg_rv40_qpel8_mc33_mmxext;
205 c->avg_chroma_pixels_tab[0] = ff_avg_rv40_chroma_mc8_mmxext;
206 c->avg_chroma_pixels_tab[1] = ff_avg_rv40_chroma_mc4_mmxext;
207 }
208
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4 if (EXTERNAL_SSE2(cpu_flags)) {
209 c->put_pixels_tab[0][15] = put_rv40_qpel16_mc33_sse2;
210 c->avg_pixels_tab[0][15] = avg_rv40_qpel16_mc33_sse2;
211 c->rv40_weight_pixels_tab[0][0] = ff_rv40_weight_func_rnd_16_sse2;
212 c->rv40_weight_pixels_tab[0][1] = ff_rv40_weight_func_rnd_8_sse2;
213 c->rv40_weight_pixels_tab[1][0] = ff_rv40_weight_func_nornd_16_sse2;
214 c->rv40_weight_pixels_tab[1][1] = ff_rv40_weight_func_nornd_8_sse2;
215 QPEL_MC_SET(put_, _sse2)
216 QPEL_MC_SET(avg_, _sse2)
217 }
218
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4 if (EXTERNAL_SSSE3(cpu_flags)) {
219 c->put_pixels_tab[0][15] = put_rv40_qpel16_mc33_ssse3;
220 c->put_pixels_tab[1][15] = put_rv40_qpel8_mc33_ssse3;
221 c->avg_pixels_tab[0][15] = avg_rv40_qpel16_mc33_ssse3;
222 c->avg_pixels_tab[1][15] = avg_rv40_qpel8_mc33_ssse3;
223 c->rv40_weight_pixels_tab[0][0] = ff_rv40_weight_func_rnd_16_ssse3;
224 c->rv40_weight_pixels_tab[0][1] = ff_rv40_weight_func_rnd_8_ssse3;
225 c->rv40_weight_pixels_tab[1][0] = ff_rv40_weight_func_nornd_16_ssse3;
226 c->rv40_weight_pixels_tab[1][1] = ff_rv40_weight_func_nornd_8_ssse3;
227 QPEL_MC_SET(put_, _ssse3)
228 QPEL_MC_SET(avg_, _ssse3)
229 }
230 #endif /* HAVE_X86ASM */
231 4 }
232