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2ba45a60 DM |
1 | /* |
2 | * Copyright (c) 2014 James Almer | |
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 "libavcodec/flacdsp.h" | |
22 | #include "libavutil/x86/cpu.h" | |
23 | #include "config.h" | |
24 | ||
25 | void ff_flac_lpc_32_sse4(int32_t *samples, const int coeffs[32], int order, | |
26 | int qlevel, int len); | |
27 | void ff_flac_lpc_32_xop(int32_t *samples, const int coeffs[32], int order, | |
28 | int qlevel, int len); | |
29 | ||
30 | void ff_flac_enc_lpc_16_sse4(int32_t *, const int32_t *, int, int, const int32_t *,int); | |
31 | ||
f6fa7814 DM |
32 | #define DECORRELATE_FUNCS(fmt, opt) \ |
33 | void ff_flac_decorrelate_ls_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ | |
34 | int len, int shift); \ | |
35 | void ff_flac_decorrelate_rs_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ | |
36 | int len, int shift); \ | |
37 | void ff_flac_decorrelate_ms_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ | |
38 | int len, int shift); \ | |
39 | void ff_flac_decorrelate_indep2_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ | |
40 | int len, int shift); \ | |
41 | void ff_flac_decorrelate_indep4_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ | |
42 | int len, int shift); \ | |
43 | void ff_flac_decorrelate_indep6_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ | |
44 | int len, int shift); \ | |
45 | void ff_flac_decorrelate_indep8_##fmt##_##opt(uint8_t **out, int32_t **in, int channels, \ | |
46 | int len, int shift) | |
47 | ||
48 | DECORRELATE_FUNCS(16, sse2); | |
49 | DECORRELATE_FUNCS(16, avx); | |
50 | DECORRELATE_FUNCS(32, sse2); | |
51 | DECORRELATE_FUNCS(32, avx); | |
52 | ||
53 | av_cold void ff_flacdsp_init_x86(FLACDSPContext *c, enum AVSampleFormat fmt, int channels, | |
2ba45a60 DM |
54 | int bps) |
55 | { | |
56 | #if HAVE_YASM | |
57 | int cpu_flags = av_get_cpu_flags(); | |
58 | ||
f6fa7814 DM |
59 | #if CONFIG_FLAC_DECODER |
60 | if (EXTERNAL_SSE2(cpu_flags)) { | |
61 | if (fmt == AV_SAMPLE_FMT_S16) { | |
62 | if (channels == 2) | |
63 | c->decorrelate[0] = ff_flac_decorrelate_indep2_16_sse2; | |
64 | else if (channels == 4) | |
65 | c->decorrelate[0] = ff_flac_decorrelate_indep4_16_sse2; | |
66 | else if (channels == 6) | |
67 | c->decorrelate[0] = ff_flac_decorrelate_indep6_16_sse2; | |
68 | else if (ARCH_X86_64 && channels == 8) | |
69 | c->decorrelate[0] = ff_flac_decorrelate_indep8_16_sse2; | |
70 | c->decorrelate[1] = ff_flac_decorrelate_ls_16_sse2; | |
71 | c->decorrelate[2] = ff_flac_decorrelate_rs_16_sse2; | |
72 | c->decorrelate[3] = ff_flac_decorrelate_ms_16_sse2; | |
73 | } else if (fmt == AV_SAMPLE_FMT_S32) { | |
74 | if (channels == 2) | |
75 | c->decorrelate[0] = ff_flac_decorrelate_indep2_32_sse2; | |
76 | else if (channels == 4) | |
77 | c->decorrelate[0] = ff_flac_decorrelate_indep4_32_sse2; | |
78 | else if (channels == 6) | |
79 | c->decorrelate[0] = ff_flac_decorrelate_indep6_32_sse2; | |
80 | else if (ARCH_X86_64 && channels == 8) | |
81 | c->decorrelate[0] = ff_flac_decorrelate_indep8_32_sse2; | |
82 | c->decorrelate[1] = ff_flac_decorrelate_ls_32_sse2; | |
83 | c->decorrelate[2] = ff_flac_decorrelate_rs_32_sse2; | |
84 | c->decorrelate[3] = ff_flac_decorrelate_ms_32_sse2; | |
85 | } | |
86 | } | |
2ba45a60 | 87 | if (EXTERNAL_SSE4(cpu_flags)) { |
f6fa7814 | 88 | if (bps > 16) |
2ba45a60 | 89 | c->lpc = ff_flac_lpc_32_sse4; |
f6fa7814 DM |
90 | } |
91 | if (EXTERNAL_AVX(cpu_flags)) { | |
92 | if (fmt == AV_SAMPLE_FMT_S16) { | |
93 | if (ARCH_X86_64 && channels == 8) | |
94 | c->decorrelate[0] = ff_flac_decorrelate_indep8_16_avx; | |
95 | } else if (fmt == AV_SAMPLE_FMT_S32) { | |
96 | if (channels == 4) | |
97 | c->decorrelate[0] = ff_flac_decorrelate_indep4_32_avx; | |
98 | else if (channels == 6) | |
99 | c->decorrelate[0] = ff_flac_decorrelate_indep6_32_avx; | |
100 | else if (ARCH_X86_64 && channels == 8) | |
101 | c->decorrelate[0] = ff_flac_decorrelate_indep8_32_avx; | |
102 | } | |
2ba45a60 DM |
103 | } |
104 | if (EXTERNAL_XOP(cpu_flags)) { | |
f6fa7814 | 105 | if (bps > 16) |
2ba45a60 DM |
106 | c->lpc = ff_flac_lpc_32_xop; |
107 | } | |
108 | #endif | |
f6fa7814 DM |
109 | |
110 | #if CONFIG_FLAC_ENCODER | |
111 | if (EXTERNAL_SSE4(cpu_flags)) { | |
112 | if (CONFIG_GPL && bps == 16) | |
113 | c->lpc_encode = ff_flac_enc_lpc_16_sse4; | |
114 | } | |
115 | #endif | |
116 | #endif /* HAVE_YASM */ | |
2ba45a60 | 117 | } |