diff options
Diffstat (limited to 'libswresample/x86/swresample_x86.c')
| -rw-r--r-- | libswresample/x86/swresample_x86.c | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/libswresample/x86/swresample_x86.c b/libswresample/x86/swresample_x86.c new file mode 100644 index 0000000000..581dc17e85 --- /dev/null +++ b/libswresample/x86/swresample_x86.c @@ -0,0 +1,200 @@ +/* + * Copyright (C) 2012 Michael Niedermayer (michaelni@gmx.at) + * + * This file is part of libswresample + * + * libswresample 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. + * + * libswresample 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 libswresample; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libswresample/swresample_internal.h" +#include "libswresample/audioconvert.h" + +#define PROTO(pre, in, out, cap) void ff ## pre ## _ ##in## _to_ ##out## _a_ ##cap(uint8_t **dst, const uint8_t **src, int len); +#define PROTO2(pre, out, cap) PROTO(pre, int16, out, cap) PROTO(pre, int32, out, cap) PROTO(pre, float, out, cap) +#define PROTO3(pre, cap) PROTO2(pre, int16, cap) PROTO2(pre, int32, cap) PROTO2(pre, float, cap) +#define PROTO4(pre) PROTO3(pre, mmx) PROTO3(pre, sse) PROTO3(pre, sse2) PROTO3(pre, ssse3) PROTO3(pre, sse4) PROTO3(pre, avx) +PROTO4() +PROTO4(_pack_2ch) +PROTO4(_pack_6ch) +PROTO4(_unpack_2ch) + +av_cold void swri_audio_convert_init_x86(struct AudioConvert *ac, + enum AVSampleFormat out_fmt, + enum AVSampleFormat in_fmt, + int channels){ + int mm_flags = av_get_cpu_flags(); + + ac->simd_f= NULL; + +//FIXME add memcpy case + +#define MULTI_CAPS_FUNC(flag, cap) \ + if (mm_flags & flag) {\ + 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)\ + ac->simd_f = ff_int16_to_int32_a_ ## cap;\ + 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)\ + ac->simd_f = ff_int32_to_int16_a_ ## cap;\ + } + +MULTI_CAPS_FUNC(AV_CPU_FLAG_MMX, mmx) +MULTI_CAPS_FUNC(AV_CPU_FLAG_SSE2, sse2) + + if(mm_flags & AV_CPU_FLAG_MMX) { + if(channels == 6) { + 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) + ac->simd_f = ff_pack_6ch_float_to_float_a_mmx; + } + } + + if(mm_flags & AV_CPU_FLAG_SSE2) { + 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) + ac->simd_f = ff_int32_to_float_a_sse2; + 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) + ac->simd_f = ff_int16_to_float_a_sse2; + 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) + ac->simd_f = ff_float_to_int32_a_sse2; + 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) + ac->simd_f = ff_float_to_int16_a_sse2; + + if(channels == 2) { + 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) + ac->simd_f = ff_pack_2ch_int32_to_int32_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_S16 && in_fmt == AV_SAMPLE_FMT_S16P) + ac->simd_f = ff_pack_2ch_int16_to_int16_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_S16P) + ac->simd_f = ff_pack_2ch_int16_to_int32_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_S16 && in_fmt == AV_SAMPLE_FMT_S32P) + ac->simd_f = ff_pack_2ch_int32_to_int16_a_sse2; + + 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) + ac->simd_f = ff_unpack_2ch_int32_to_int32_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_S16P && in_fmt == AV_SAMPLE_FMT_S16) + ac->simd_f = ff_unpack_2ch_int16_to_int16_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_S16) + ac->simd_f = ff_unpack_2ch_int16_to_int32_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_S16P && in_fmt == AV_SAMPLE_FMT_S32) + ac->simd_f = ff_unpack_2ch_int32_to_int16_a_sse2; + + if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S32P) + ac->simd_f = ff_pack_2ch_int32_to_float_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_FLTP) + ac->simd_f = ff_pack_2ch_float_to_int32_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S16P) + ac->simd_f = ff_pack_2ch_int16_to_float_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_S16 && in_fmt == AV_SAMPLE_FMT_FLTP) + ac->simd_f = ff_pack_2ch_float_to_int16_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S32) + ac->simd_f = ff_unpack_2ch_int32_to_float_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_FLT) + ac->simd_f = ff_unpack_2ch_float_to_int32_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S16) + ac->simd_f = ff_unpack_2ch_int16_to_float_a_sse2; + if( out_fmt == AV_SAMPLE_FMT_S16P && in_fmt == AV_SAMPLE_FMT_FLT) + ac->simd_f = ff_unpack_2ch_float_to_int16_a_sse2; + } + } + if(mm_flags & AV_CPU_FLAG_SSSE3) { + if(channels == 2) { + if( out_fmt == AV_SAMPLE_FMT_S16P && in_fmt == AV_SAMPLE_FMT_S16) + ac->simd_f = ff_unpack_2ch_int16_to_int16_a_ssse3; + if( out_fmt == AV_SAMPLE_FMT_S32P && in_fmt == AV_SAMPLE_FMT_S16) + ac->simd_f = ff_unpack_2ch_int16_to_int32_a_ssse3; + if( out_fmt == AV_SAMPLE_FMT_FLTP && in_fmt == AV_SAMPLE_FMT_S16) + ac->simd_f = ff_unpack_2ch_int16_to_float_a_ssse3; + } + } + if(mm_flags & AV_CPU_FLAG_SSE4) { + if(channels == 6) { + 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) + ac->simd_f = ff_pack_6ch_float_to_float_a_sse4; + if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S32P) + ac->simd_f = ff_pack_6ch_int32_to_float_a_sse4; + if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_FLTP) + ac->simd_f = ff_pack_6ch_float_to_int32_a_sse4; + } + } + if(HAVE_AVX_EXTERNAL && mm_flags & AV_CPU_FLAG_AVX) { + 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) + ac->simd_f = ff_int32_to_float_a_avx; + if(channels == 6) { + 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) + ac->simd_f = ff_pack_6ch_float_to_float_a_avx; + if( out_fmt == AV_SAMPLE_FMT_FLT && in_fmt == AV_SAMPLE_FMT_S32P) + ac->simd_f = ff_pack_6ch_int32_to_float_a_avx; + if( out_fmt == AV_SAMPLE_FMT_S32 && in_fmt == AV_SAMPLE_FMT_FLTP) + ac->simd_f = ff_pack_6ch_float_to_int32_a_avx; + } + } +} + +#define D(type, simd) \ +mix_1_1_func_type ff_mix_1_1_a_## type ## _ ## simd;\ +mix_2_1_func_type ff_mix_2_1_a_## type ## _ ## simd; + +D(float, sse) +D(float, avx) +D(int16, mmx) +D(int16, sse2) + + +av_cold void swri_rematrix_init_x86(struct SwrContext *s){ + int mm_flags = av_get_cpu_flags(); + int nb_in = av_get_channel_layout_nb_channels(s->in_ch_layout); + int nb_out = av_get_channel_layout_nb_channels(s->out_ch_layout); + int num = nb_in * nb_out; + int i,j; + + s->mix_1_1_simd = NULL; + s->mix_2_1_simd = NULL; + + if (s->midbuf.fmt == AV_SAMPLE_FMT_S16P){ + if(mm_flags & AV_CPU_FLAG_MMX) { + s->mix_1_1_simd = ff_mix_1_1_a_int16_mmx; + s->mix_2_1_simd = ff_mix_2_1_a_int16_mmx; + } + if(mm_flags & AV_CPU_FLAG_SSE2) { + s->mix_1_1_simd = ff_mix_1_1_a_int16_sse2; + s->mix_2_1_simd = ff_mix_2_1_a_int16_sse2; + } + s->native_simd_matrix = av_mallocz(2 * num * sizeof(int16_t)); + s->native_simd_one = av_mallocz(2 * sizeof(int16_t)); + for(i=0; i<nb_out; i++){ + int sh = 0; + for(j=0; j<nb_in; j++) + sh = FFMAX(sh, FFABS(((int*)s->native_matrix)[i * nb_in + j])); + sh = FFMAX(av_log2(sh) - 14, 0); + for(j=0; j<nb_in; j++) { + ((int16_t*)s->native_simd_matrix)[2*(i * nb_in + j)+1] = 15 - sh; + ((int16_t*)s->native_simd_matrix)[2*(i * nb_in + j)] = + ((((int*)s->native_matrix)[i * nb_in + j]) + (1<<sh>>1)) >> sh; + } + } + ((int16_t*)s->native_simd_one)[1] = 14; + ((int16_t*)s->native_simd_one)[0] = 16384; + } else if(s->midbuf.fmt == AV_SAMPLE_FMT_FLTP){ + if(mm_flags & AV_CPU_FLAG_SSE) { + s->mix_1_1_simd = ff_mix_1_1_a_float_sse; + s->mix_2_1_simd = ff_mix_2_1_a_float_sse; + } + if(HAVE_AVX_EXTERNAL && mm_flags & AV_CPU_FLAG_AVX) { + s->mix_1_1_simd = ff_mix_1_1_a_float_avx; + s->mix_2_1_simd = ff_mix_2_1_a_float_avx; + } + s->native_simd_matrix = av_mallocz(num * sizeof(float)); + memcpy(s->native_simd_matrix, s->native_matrix, num * sizeof(float)); + s->native_simd_one = av_mallocz(sizeof(float)); + memcpy(s->native_simd_one, s->native_one, sizeof(float)); + } +} |