/* * Copyright (c) 2012 Justin Ruggles * * 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 "libavresample/audio_convert.h" /* flat conversions */ extern void ff_conv_s16_to_s32_sse2(int16_t *dst, const int32_t *src, int len); extern void ff_conv_s16_to_flt_sse2(float *dst, const int16_t *src, int len); extern void ff_conv_s16_to_flt_sse4(float *dst, const int16_t *src, int len); extern void ff_conv_s32_to_s16_mmx (int16_t *dst, const int32_t *src, int len); extern void ff_conv_s32_to_s16_sse2(int16_t *dst, const int32_t *src, int len); extern void ff_conv_s32_to_flt_sse2(float *dst, const int32_t *src, int len); extern void ff_conv_s32_to_flt_avx (float *dst, const int32_t *src, int len); extern void ff_conv_flt_to_s16_sse2(int16_t *dst, const float *src, int len); extern void ff_conv_flt_to_s32_sse2(int32_t *dst, const float *src, int len); extern void ff_conv_flt_to_s32_avx (int32_t *dst, const float *src, int len); /* interleave conversions */ extern void ff_conv_s16p_to_s16_2ch_sse2(int16_t *dst, int16_t *const *src, int len, int channels); extern void ff_conv_s16p_to_s16_2ch_avx (int16_t *dst, int16_t *const *src, int len, int channels); extern void ff_conv_s16p_to_s16_6ch_sse2(int16_t *dst, int16_t *const *src, int len, int channels); extern void ff_conv_s16p_to_s16_6ch_sse2slow(int16_t *dst, int16_t *const *src, int len, int channels); extern void ff_conv_s16p_to_s16_6ch_avx (int16_t *dst, int16_t *const *src, int len, int channels); extern void ff_conv_s16p_to_flt_2ch_sse2(float *dst, int16_t *const *src, int len, int channels); extern void ff_conv_s16p_to_flt_2ch_avx (float *dst, int16_t *const *src, int len, int channels); extern void ff_conv_s16p_to_flt_6ch_sse2 (float *dst, int16_t *const *src, int len, int channels); extern void ff_conv_s16p_to_flt_6ch_ssse3(float *dst, int16_t *const *src, int len, int channels); extern void ff_conv_s16p_to_flt_6ch_avx (float *dst, int16_t *const *src, int len, int channels); extern void ff_conv_fltp_to_flt_6ch_mmx (float *dst, float *const *src, int len, int channels); extern void ff_conv_fltp_to_flt_6ch_sse4(float *dst, float *const *src, int len, int channels); extern void ff_conv_fltp_to_flt_6ch_avx (float *dst, float *const *src, int len, int channels); av_cold void ff_audio_convert_init_x86(AudioConvert *ac) { #if HAVE_YASM int mm_flags = av_get_cpu_flags(); if (mm_flags & AV_CPU_FLAG_MMX && HAVE_MMX) { ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S32, 0, 1, 8, "MMX", ff_conv_s32_to_s16_mmx); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_FLTP, 6, 1, 4, "MMX", ff_conv_fltp_to_flt_6ch_mmx); } if (mm_flags & AV_CPU_FLAG_SSE2 && HAVE_SSE) { if (!(mm_flags & AV_CPU_FLAG_SSE2SLOW)) { ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S32, 0, 16, 16, "SSE2", ff_conv_s32_to_s16_sse2); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S16P, 6, 16, 8, "SSE2", ff_conv_s16p_to_s16_6ch_sse2); } else { ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S16P, 6, 1, 4, "SSE2SLOW", ff_conv_s16p_to_s16_6ch_sse2slow); } ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S16, 0, 16, 8, "SSE2", ff_conv_s16_to_s32_sse2); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16, 0, 16, 8, "SSE2", ff_conv_s16_to_flt_sse2); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S32, 0, 16, 8, "SSE2", ff_conv_s32_to_flt_sse2); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLT, 0, 16, 16, "SSE2", ff_conv_flt_to_s16_sse2); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_FLT, 0, 16, 16, "SSE2", ff_conv_flt_to_s32_sse2); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S16P, 2, 16, 16, "SSE2", ff_conv_s16p_to_s16_2ch_sse2); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16P, 2, 16, 8, "SSE2", ff_conv_s16p_to_flt_2ch_sse2); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16P, 6, 16, 4, "SSE2", ff_conv_s16p_to_flt_6ch_sse2); } if (mm_flags & AV_CPU_FLAG_SSSE3 && HAVE_SSE) { ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16P, 6, 16, 4, "SSSE3", ff_conv_s16p_to_flt_6ch_ssse3); } if (mm_flags & AV_CPU_FLAG_SSE4 && HAVE_SSE) { ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16, 0, 16, 8, "SSE4", ff_conv_s16_to_flt_sse4); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_FLTP, 6, 16, 4, "SSE4", ff_conv_fltp_to_flt_6ch_sse4); } if (mm_flags & AV_CPU_FLAG_AVX && HAVE_AVX) { ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S32, 0, 32, 16, "AVX", ff_conv_s32_to_flt_avx); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_FLT, 0, 32, 32, "AVX", ff_conv_flt_to_s32_avx); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S16P, 2, 16, 16, "AVX", ff_conv_s16p_to_s16_2ch_avx); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S16P, 6, 16, 8, "AVX", ff_conv_s16p_to_s16_6ch_avx); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16P, 2, 16, 8, "AVX", ff_conv_s16p_to_flt_2ch_avx); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16P, 6, 16, 4, "AVX", ff_conv_s16p_to_flt_6ch_avx); ff_audio_convert_set_func(ac, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_FLTP, 6, 16, 4, "AVX", ff_conv_fltp_to_flt_6ch_avx); } #endif }