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1 /*
2  * Copyright (C) 2012 Michael Niedermayer (michaelni@gmx.at)
3  *
4  * This file is part of libswresample
5  *
6  * libswresample 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  * libswresample 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 libswresample; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include "libavutil/attributes.h"
22 #include "libavutil/x86/cpu.h"
23 #include "libswresample/swresample_internal.h"
24 #include "libswresample/audioconvert.h"
25 
26 #define PROTO(pre, in, out, cap) void ff ## pre ## in## _to_ ##out## _a_ ##cap(uint8_t **dst, const uint8_t **src, int len);
27 #define PROTO2(pre, out, cap) PROTO(pre, int16, out, cap) PROTO(pre, int32, out, cap) PROTO(pre, float, out, cap)
28 #define PROTO3(pre, cap) PROTO2(pre, int16, cap) PROTO2(pre, int32, cap) PROTO2(pre, float, cap)
29 #define PROTO4(pre) PROTO3(pre, sse) PROTO3(pre, sse2) PROTO3(pre, ssse3) PROTO3(pre, sse4) PROTO3(pre, avx) PROTO3(pre, avx2)
30 PROTO4(_)
PROTO4(_pack_2ch_)31 PROTO4(_pack_2ch_)
32 PROTO4(_pack_6ch_)
33 PROTO4(_pack_8ch_)
34 PROTO4(_unpack_2ch_)
35 PROTO4(_unpack_6ch_)
36 
37 av_cold void swri_audio_convert_init_x86(struct AudioConvert *ac,
38                                  enum AVSampleFormat out_fmt,
39                                  enum AVSampleFormat in_fmt,
40                                  int channels){
41     int mm_flags = av_get_cpu_flags();
42 
43     ac->simd_f= NULL;
44 
45 //FIXME add memcpy case
46 
47 #define MULTI_CAPS_FUNC(flag, cap) \
48     if (EXTERNAL_##flag(mm_flags)) {\
49         if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == AV_SAMPLE_FMT_S16 || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_S16P)\
50             ac->simd_f =  ff_int16_to_int32_a_ ## cap;\
51         if(   out_fmt == AV_SAMPLE_FMT_S16  && in_fmt == AV_SAMPLE_FMT_S32 || out_fmt == AV_SAMPLE_FMT_S16P && in_fmt == AV_SAMPLE_FMT_S32P)\
52             ac->simd_f =  ff_int32_to_int16_a_ ## cap;\
53     }
54 
55 MULTI_CAPS_FUNC(SSE2, sse2)
56 
57     if(EXTERNAL_SSE(mm_flags)) {
58         if(channels == 6) {
59             if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P)
60                 ac->simd_f =  ff_pack_6ch_float_to_float_a_sse;
61 
62             if(   out_fmt == AV_SAMPLE_FMT_FLTP  && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_S32)
63                 ac->simd_f =  ff_unpack_6ch_float_to_float_a_sse;
64         }
65     }
66     if(EXTERNAL_SSE2(mm_flags)) {
67         if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_S32 || out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S32P)
68             ac->simd_f =  ff_int32_to_float_a_sse2;
69         if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_S16 || out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S16P)
70             ac->simd_f =  ff_int16_to_float_a_sse2;
71         if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_FLTP)
72             ac->simd_f =  ff_float_to_int32_a_sse2;
73         if(   out_fmt == AV_SAMPLE_FMT_S16  && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S16P && in_fmt == AV_SAMPLE_FMT_FLTP)
74             ac->simd_f =  ff_float_to_int16_a_sse2;
75 
76         if(channels == 2) {
77             if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P)
78                 ac->simd_f =  ff_pack_2ch_int32_to_int32_a_sse2;
79             if(   out_fmt == AV_SAMPLE_FMT_S16  && in_fmt == AV_SAMPLE_FMT_S16P)
80                 ac->simd_f =  ff_pack_2ch_int16_to_int16_a_sse2;
81             if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == AV_SAMPLE_FMT_S16P)
82                 ac->simd_f =  ff_pack_2ch_int16_to_int32_a_sse2;
83             if(   out_fmt == AV_SAMPLE_FMT_S16  && in_fmt == AV_SAMPLE_FMT_S32P)
84                 ac->simd_f =  ff_pack_2ch_int32_to_int16_a_sse2;
85 
86             if(   out_fmt == AV_SAMPLE_FMT_FLTP  && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_S32)
87                 ac->simd_f =  ff_unpack_2ch_int32_to_int32_a_sse2;
88             if(   out_fmt == AV_SAMPLE_FMT_S16P  && in_fmt == AV_SAMPLE_FMT_S16)
89                 ac->simd_f =  ff_unpack_2ch_int16_to_int16_a_sse2;
90             if(   out_fmt == AV_SAMPLE_FMT_S32P  && in_fmt == AV_SAMPLE_FMT_S16)
91                 ac->simd_f =  ff_unpack_2ch_int16_to_int32_a_sse2;
92             if(   out_fmt == AV_SAMPLE_FMT_S16P  && in_fmt == AV_SAMPLE_FMT_S32)
93                 ac->simd_f =  ff_unpack_2ch_int32_to_int16_a_sse2;
94 
95             if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_S32P)
96                 ac->simd_f =  ff_pack_2ch_int32_to_float_a_sse2;
97             if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == AV_SAMPLE_FMT_FLTP)
98                 ac->simd_f =  ff_pack_2ch_float_to_int32_a_sse2;
99             if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_S16P)
100                 ac->simd_f =  ff_pack_2ch_int16_to_float_a_sse2;
101             if(   out_fmt == AV_SAMPLE_FMT_S16  && in_fmt == AV_SAMPLE_FMT_FLTP)
102                 ac->simd_f =  ff_pack_2ch_float_to_int16_a_sse2;
103             if(   out_fmt == AV_SAMPLE_FMT_FLTP  && in_fmt == AV_SAMPLE_FMT_S32)
104                 ac->simd_f =  ff_unpack_2ch_int32_to_float_a_sse2;
105             if(   out_fmt == AV_SAMPLE_FMT_S32P  && in_fmt == AV_SAMPLE_FMT_FLT)
106                 ac->simd_f =  ff_unpack_2ch_float_to_int32_a_sse2;
107             if(   out_fmt == AV_SAMPLE_FMT_FLTP  && in_fmt == AV_SAMPLE_FMT_S16)
108                 ac->simd_f =  ff_unpack_2ch_int16_to_float_a_sse2;
109             if(   out_fmt == AV_SAMPLE_FMT_S16P  && in_fmt == AV_SAMPLE_FMT_FLT)
110                 ac->simd_f =  ff_unpack_2ch_float_to_int16_a_sse2;
111         }
112         if(channels == 6) {
113             if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_S32P)
114                 ac->simd_f =  ff_pack_6ch_int32_to_float_a_sse2;
115             if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == AV_SAMPLE_FMT_FLTP)
116                 ac->simd_f =  ff_pack_6ch_float_to_int32_a_sse2;
117 
118             if(   out_fmt == AV_SAMPLE_FMT_FLTP  && in_fmt == AV_SAMPLE_FMT_S32)
119                 ac->simd_f =  ff_unpack_6ch_int32_to_float_a_sse2;
120             if(   out_fmt == AV_SAMPLE_FMT_S32P  && in_fmt == AV_SAMPLE_FMT_FLT)
121                 ac->simd_f =  ff_unpack_6ch_float_to_int32_a_sse2;
122         }
123         if(channels == 8) {
124             if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P)
125                 ac->simd_f =  ff_pack_8ch_float_to_float_a_sse2;
126             if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_S32P)
127                 ac->simd_f =  ff_pack_8ch_int32_to_float_a_sse2;
128             if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == AV_SAMPLE_FMT_FLTP)
129                 ac->simd_f =  ff_pack_8ch_float_to_int32_a_sse2;
130         }
131     }
132     if(EXTERNAL_SSSE3(mm_flags)) {
133         if(channels == 2) {
134             if(   out_fmt == AV_SAMPLE_FMT_S16P  && in_fmt == AV_SAMPLE_FMT_S16)
135                 ac->simd_f =  ff_unpack_2ch_int16_to_int16_a_ssse3;
136             if(   out_fmt == AV_SAMPLE_FMT_S32P  && in_fmt == AV_SAMPLE_FMT_S16)
137                 ac->simd_f =  ff_unpack_2ch_int16_to_int32_a_ssse3;
138             if(   out_fmt == AV_SAMPLE_FMT_FLTP  && in_fmt == AV_SAMPLE_FMT_S16)
139                 ac->simd_f =  ff_unpack_2ch_int16_to_float_a_ssse3;
140         }
141     }
142     if(EXTERNAL_AVX_FAST(mm_flags)) {
143         if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_S32 || out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S32P)
144             ac->simd_f =  ff_int32_to_float_a_avx;
145     }
146     if(EXTERNAL_AVX(mm_flags)) {
147         if(channels == 6) {
148             if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P)
149                 ac->simd_f =  ff_pack_6ch_float_to_float_a_avx;
150             if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_S32P)
151                 ac->simd_f =  ff_pack_6ch_int32_to_float_a_avx;
152             if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == AV_SAMPLE_FMT_FLTP)
153                 ac->simd_f =  ff_pack_6ch_float_to_int32_a_avx;
154 
155             if(   out_fmt == AV_SAMPLE_FMT_FLTP  && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_S32)
156                 ac->simd_f =  ff_unpack_6ch_float_to_float_a_avx;
157             if(   out_fmt == AV_SAMPLE_FMT_FLTP  && in_fmt == AV_SAMPLE_FMT_S32)
158                 ac->simd_f =  ff_unpack_6ch_int32_to_float_a_avx;
159             if(   out_fmt == AV_SAMPLE_FMT_S32P  && in_fmt == AV_SAMPLE_FMT_FLT)
160                 ac->simd_f =  ff_unpack_6ch_float_to_int32_a_avx;
161         }
162         if(channels == 8) {
163             if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_FLTP || out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S32P)
164                 ac->simd_f =  ff_pack_8ch_float_to_float_a_avx;
165             if(   out_fmt == AV_SAMPLE_FMT_FLT  && in_fmt == AV_SAMPLE_FMT_S32P)
166                 ac->simd_f =  ff_pack_8ch_int32_to_float_a_avx;
167             if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == AV_SAMPLE_FMT_FLTP)
168                 ac->simd_f =  ff_pack_8ch_float_to_int32_a_avx;
169         }
170     }
171     if(EXTERNAL_AVX2_FAST(mm_flags)) {
172         if(   out_fmt == AV_SAMPLE_FMT_S32  && in_fmt == AV_SAMPLE_FMT_FLT || out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_FLTP)
173             ac->simd_f =  ff_float_to_int32_a_avx2;
174     }
175 }
176