From ccff45a0d3c981edc97078885e2a630e0436ce31 Mon Sep 17 00:00:00 2001 From: Christophe Gisquet Date: Fri, 30 May 2014 16:28:49 +0200 Subject: apedsp: move to llauddsp APE is not the sole codec using scalarproduct_and_madd_int16. Signed-off-by: Michael Niedermayer --- libavcodec/x86/lossless_audiodsp_init.c | 47 +++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 libavcodec/x86/lossless_audiodsp_init.c (limited to 'libavcodec/x86/lossless_audiodsp_init.c') diff --git a/libavcodec/x86/lossless_audiodsp_init.c b/libavcodec/x86/lossless_audiodsp_init.c new file mode 100644 index 0000000000..4879dff1de --- /dev/null +++ b/libavcodec/x86/lossless_audiodsp_init.c @@ -0,0 +1,47 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg 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. + * + * FFmpeg 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 FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "libavutil/attributes.h" +#include "libavutil/cpu.h" +#include "libavutil/x86/cpu.h" +#include "libavcodec/lossless_audiodsp.h" + +int32_t ff_scalarproduct_and_madd_int16_mmxext(int16_t *v1, const int16_t *v2, + const int16_t *v3, + int order, int mul); +int32_t ff_scalarproduct_and_madd_int16_sse2(int16_t *v1, const int16_t *v2, + const int16_t *v3, + int order, int mul); +int32_t ff_scalarproduct_and_madd_int16_ssse3(int16_t *v1, const int16_t *v2, + const int16_t *v3, + int order, int mul); + +av_cold void ff_llauddsp_init_x86(LLAudDSPContext *c) +{ + int cpu_flags = av_get_cpu_flags(); + + if (EXTERNAL_MMXEXT(cpu_flags)) + c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_mmxext; + + if (EXTERNAL_SSE2(cpu_flags)) + c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_sse2; + + if (EXTERNAL_SSSE3(cpu_flags) && + !(cpu_flags & (AV_CPU_FLAG_SSE42 | AV_CPU_FLAG_3DNOW))) // cachesplit + c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_ssse3; +} -- cgit v1.2.3