/* * 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 <stdint.h> #include "config.h" #include "libavutil/attributes.h" #include "libavutil/cpu.h" #include "libavutil/x86/asm.h" #include "libavutil/x86/cpu.h" #include "libavcodec/audiodsp.h" #include "audiodsp.h" int32_t ff_scalarproduct_int16_mmxext(const int16_t *v1, const int16_t *v2, int order); int32_t ff_scalarproduct_int16_sse2(const int16_t *v1, const int16_t *v2, int order); void ff_vector_clip_int32_mmx(int32_t *dst, const int32_t *src, int32_t min, int32_t max, unsigned int len); void ff_vector_clip_int32_sse2(int32_t *dst, const int32_t *src, int32_t min, int32_t max, unsigned int len); void ff_vector_clip_int32_int_sse2(int32_t *dst, const int32_t *src, int32_t min, int32_t max, unsigned int len); void ff_vector_clip_int32_sse4(int32_t *dst, const int32_t *src, int32_t min, int32_t max, unsigned int len); av_cold void ff_audiodsp_init_x86(AudioDSPContext *c) { int cpu_flags = av_get_cpu_flags(); if (EXTERNAL_MMX(cpu_flags)) c->vector_clip_int32 = ff_vector_clip_int32_mmx; if (EXTERNAL_MMXEXT(cpu_flags)) c->scalarproduct_int16 = ff_scalarproduct_int16_mmxext; if (INLINE_SSE(cpu_flags)) c->vector_clipf = ff_vector_clipf_sse; if (EXTERNAL_SSE2(cpu_flags)) { c->scalarproduct_int16 = ff_scalarproduct_int16_sse2; if (cpu_flags & AV_CPU_FLAG_ATOM) c->vector_clip_int32 = ff_vector_clip_int32_int_sse2; else c->vector_clip_int32 = ff_vector_clip_int32_sse2; } if (EXTERNAL_SSE4(cpu_flags)) c->vector_clip_int32 = ff_vector_clip_int32_sse4; }