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							- /*
 -  * Copyright (c) 2012 Justin Ruggles <justin.ruggles@gmail.com>
 -  *
 -  * This file is part of Libav.
 -  *
 -  * Libav is free software; you can redistribute it and/or
 -  * modify it under the terms of the GNU Lesser General Public
 -  * License as published by the Free Software Foundation; either
 -  * version 2.1 of the License, or (at your option) any later version.
 -  *
 -  * Libav is distributed in the hope that it will be useful,
 -  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 -  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 -  * Lesser General Public License for more details.
 -  *
 -  * You should have received a copy of the GNU Lesser General Public
 -  * License along with Libav; if not, write to the Free Software
 -  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 -  */
 - 
 - #include "config.h"
 - #include "libavutil/cpu.h"
 - #include "libavutil/x86/cpu.h"
 - #include "libavresample/audio_mix.h"
 - 
 - void ff_mix_2_to_1_fltp_flt_sse(float **src, float **matrix, int len,
 -                                 int out_ch, int in_ch);
 - void ff_mix_2_to_1_fltp_flt_avx(float **src, float **matrix, int len,
 -                                 int out_ch, int in_ch);
 - 
 - void ff_mix_2_to_1_s16p_flt_sse2(int16_t **src, float **matrix, int len,
 -                                  int out_ch, int in_ch);
 - void ff_mix_2_to_1_s16p_flt_sse4(int16_t **src, float **matrix, int len,
 -                                  int out_ch, int in_ch);
 - 
 - void ff_mix_2_to_1_s16p_q8_sse2(int16_t **src, int16_t **matrix,
 -                                 int len, int out_ch, int in_ch);
 - 
 - void ff_mix_1_to_2_fltp_flt_sse(float **src, float **matrix, int len,
 -                                 int out_ch, int in_ch);
 - void ff_mix_1_to_2_fltp_flt_avx(float **src, float **matrix, int len,
 -                                 int out_ch, int in_ch);
 - 
 - void ff_mix_1_to_2_s16p_flt_sse2(int16_t **src, float **matrix, int len,
 -                                  int out_ch, int in_ch);
 - void ff_mix_1_to_2_s16p_flt_sse4(int16_t **src, float **matrix, int len,
 -                                  int out_ch, int in_ch);
 - void ff_mix_1_to_2_s16p_flt_avx (int16_t **src, float **matrix, int len,
 -                                  int out_ch, int in_ch);
 - 
 - #define DEFINE_MIX_3_8_TO_1_2(chan)                                     \
 - void ff_mix_ ## chan ## _to_1_fltp_flt_sse(float **src,                 \
 -                                            float **matrix, int len,     \
 -                                            int out_ch, int in_ch);      \
 - void ff_mix_ ## chan ## _to_2_fltp_flt_sse(float **src,                 \
 -                                            float **matrix, int len,     \
 -                                            int out_ch, int in_ch);      \
 -                                                                         \
 - void ff_mix_ ## chan ## _to_1_s16p_flt_sse2(int16_t **src,              \
 -                                             float **matrix, int len,    \
 -                                             int out_ch, int in_ch);     \
 - void ff_mix_ ## chan ## _to_2_s16p_flt_sse2(int16_t **src,              \
 -                                             float **matrix, int len,    \
 -                                             int out_ch, int in_ch);     \
 -                                                                         \
 - void ff_mix_ ## chan ## _to_1_s16p_flt_sse4(int16_t **src,              \
 -                                             float **matrix, int len,    \
 -                                             int out_ch, int in_ch);     \
 - void ff_mix_ ## chan ## _to_2_s16p_flt_sse4(int16_t **src,              \
 -                                             float **matrix, int len,    \
 -                                             int out_ch, int in_ch);     \
 -                                                                         \
 - void ff_mix_ ## chan ## _to_1_fltp_flt_avx(float **src,                 \
 -                                            float **matrix, int len,     \
 -                                            int out_ch, int in_ch);      \
 - void ff_mix_ ## chan ## _to_2_fltp_flt_avx(float **src,                 \
 -                                            float **matrix, int len,     \
 -                                            int out_ch, int in_ch);      \
 -                                                                         \
 - void ff_mix_ ## chan ## _to_1_s16p_flt_avx(int16_t **src,               \
 -                                            float **matrix, int len,     \
 -                                            int out_ch, int in_ch);      \
 - void ff_mix_ ## chan ## _to_2_s16p_flt_avx(int16_t **src,               \
 -                                            float **matrix, int len,     \
 -                                            int out_ch, int in_ch);      \
 -                                                                         \
 - void ff_mix_ ## chan ## _to_1_fltp_flt_fma4(float **src,                \
 -                                             float **matrix, int len,    \
 -                                             int out_ch, int in_ch);     \
 - void ff_mix_ ## chan ## _to_2_fltp_flt_fma4(float **src,                \
 -                                             float **matrix, int len,    \
 -                                             int out_ch, int in_ch);     \
 -                                                                         \
 - void ff_mix_ ## chan ## _to_1_s16p_flt_fma4(int16_t **src,              \
 -                                             float **matrix, int len,    \
 -                                             int out_ch, int in_ch);     \
 - void ff_mix_ ## chan ## _to_2_s16p_flt_fma4(int16_t **src,              \
 -                                             float **matrix, int len,    \
 -                                             int out_ch, int in_ch);
 - 
 - DEFINE_MIX_3_8_TO_1_2(3)
 - DEFINE_MIX_3_8_TO_1_2(4)
 - DEFINE_MIX_3_8_TO_1_2(5)
 - DEFINE_MIX_3_8_TO_1_2(6)
 - DEFINE_MIX_3_8_TO_1_2(7)
 - DEFINE_MIX_3_8_TO_1_2(8)
 - 
 - #define SET_MIX_3_8_TO_1_2(chan)                                            \
 -     if (EXTERNAL_SSE(mm_flags)) {                                           \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_FLTP, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 1, 16, 4, "SSE",                        \
 -                               ff_mix_ ## chan ## _to_1_fltp_flt_sse);       \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_FLTP, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 2, 16, 4, "SSE",                        \
 -                               ff_mix_## chan ##_to_2_fltp_flt_sse);         \
 -     }                                                                       \
 -     if (EXTERNAL_SSE2(mm_flags)) {                                          \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 1, 16, 8, "SSE2",                       \
 -                               ff_mix_ ## chan ## _to_1_s16p_flt_sse2);      \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 2, 16, 8, "SSE2",                       \
 -                               ff_mix_ ## chan ## _to_2_s16p_flt_sse2);      \
 -     }                                                                       \
 -     if (EXTERNAL_SSE4(mm_flags)) {                                          \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 1, 16, 8, "SSE4",                       \
 -                               ff_mix_ ## chan ## _to_1_s16p_flt_sse4);      \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 2, 16, 8, "SSE4",                       \
 -                               ff_mix_ ## chan ## _to_2_s16p_flt_sse4);      \
 -     }                                                                       \
 -     if (EXTERNAL_AVX(mm_flags)) {                                           \
 -         int ptr_align = 32;                                                 \
 -         int smp_align = 8;                                                  \
 -         if (ARCH_X86_32 || chan >= 6) {                                     \
 -             ptr_align = 16;                                                 \
 -             smp_align = 4;                                                  \
 -         }                                                                   \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_FLTP, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 1, ptr_align, smp_align, "AVX",         \
 -                               ff_mix_ ## chan ## _to_1_fltp_flt_avx);       \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_FLTP, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 2, ptr_align, smp_align, "AVX",         \
 -                               ff_mix_ ## chan ## _to_2_fltp_flt_avx);       \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 1, 16, 8, "AVX",                        \
 -                               ff_mix_ ## chan ## _to_1_s16p_flt_avx);       \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 2, 16, 8, "AVX",                        \
 -                               ff_mix_ ## chan ## _to_2_s16p_flt_avx);       \
 -     }                                                                       \
 -     if (EXTERNAL_FMA4(mm_flags)) {                                          \
 -         int ptr_align = 32;                                                 \
 -         int smp_align = 8;                                                  \
 -         if (ARCH_X86_32 || chan >= 6) {                                     \
 -             ptr_align = 16;                                                 \
 -             smp_align = 4;                                                  \
 -         }                                                                   \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_FLTP, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 1, ptr_align, smp_align, "FMA4",        \
 -                               ff_mix_ ## chan ## _to_1_fltp_flt_fma4);      \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_FLTP, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 2, ptr_align, smp_align, "FMA4",        \
 -                               ff_mix_ ## chan ## _to_2_fltp_flt_fma4);      \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 1, 16, 8, "FMA4",                       \
 -                               ff_mix_ ## chan ## _to_1_s16p_flt_fma4);      \
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,\
 -                               chan, 2, 16, 8, "FMA4",                       \
 -                               ff_mix_ ## chan ## _to_2_s16p_flt_fma4);      \
 -     }
 - 
 - av_cold void ff_audio_mix_init_x86(AudioMix *am)
 - {
 - #if HAVE_YASM
 -     int mm_flags = av_get_cpu_flags();
 - 
 -     if (EXTERNAL_SSE(mm_flags)) {
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_FLTP, AV_MIX_COEFF_TYPE_FLT,
 -                               2, 1, 16, 8, "SSE", ff_mix_2_to_1_fltp_flt_sse);
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_FLTP, AV_MIX_COEFF_TYPE_FLT,
 -                               1, 2, 16, 4, "SSE", ff_mix_1_to_2_fltp_flt_sse);
 -     }
 -     if (EXTERNAL_SSE2(mm_flags)) {
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,
 -                               2, 1, 16, 8, "SSE2", ff_mix_2_to_1_s16p_flt_sse2);
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_Q8,
 -                               2, 1, 16, 8, "SSE2", ff_mix_2_to_1_s16p_q8_sse2);
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,
 -                               1, 2, 16, 8, "SSE2", ff_mix_1_to_2_s16p_flt_sse2);
 -     }
 -     if (EXTERNAL_SSE4(mm_flags)) {
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,
 -                               2, 1, 16, 8, "SSE4", ff_mix_2_to_1_s16p_flt_sse4);
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,
 -                               1, 2, 16, 8, "SSE4", ff_mix_1_to_2_s16p_flt_sse4);
 -     }
 -     if (EXTERNAL_AVX(mm_flags)) {
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_FLTP, AV_MIX_COEFF_TYPE_FLT,
 -                               2, 1, 32, 16, "AVX", ff_mix_2_to_1_fltp_flt_avx);
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_FLTP, AV_MIX_COEFF_TYPE_FLT,
 -                               1, 2, 32, 8, "AVX", ff_mix_1_to_2_fltp_flt_avx);
 -         ff_audio_mix_set_func(am, AV_SAMPLE_FMT_S16P, AV_MIX_COEFF_TYPE_FLT,
 -                               1, 2, 16, 8, "AVX", ff_mix_1_to_2_s16p_flt_avx);
 -     }
 - 
 -     SET_MIX_3_8_TO_1_2(3)
 -     SET_MIX_3_8_TO_1_2(4)
 -     SET_MIX_3_8_TO_1_2(5)
 -     SET_MIX_3_8_TO_1_2(6)
 -     SET_MIX_3_8_TO_1_2(7)
 -     SET_MIX_3_8_TO_1_2(8)
 - #endif /* HAVE_YASM */
 - }
 
 
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