2 * Copyright 2005 Balatoni Denes
3 * Copyright 2006 Loren Merritt
5 * This file is part of FFmpeg.
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 #include "float_dsp.h"
26 static void vector_fmul_c(float *dst, const float *src0, const float *src1,
30 for (i = 0; i < len; i++)
31 dst[i] = src0[i] * src1[i];
34 static void vector_fmac_scalar_c(float *dst, const float *src, float mul,
38 for (i = 0; i < len; i++)
39 dst[i] += src[i] * mul;
42 static void vector_fmul_scalar_c(float *dst, const float *src, float mul,
46 for (i = 0; i < len; i++)
47 dst[i] = src[i] * mul;
50 void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact)
52 fdsp->vector_fmul = vector_fmul_c;
53 fdsp->vector_fmac_scalar = vector_fmac_scalar_c;
54 fdsp->vector_fmul_scalar = vector_fmul_scalar_c;
57 ff_float_dsp_init_arm(fdsp);
59 ff_float_dsp_init_ppc(fdsp, bit_exact);
61 ff_float_dsp_init_x86(fdsp);
63 ff_float_dsp_init_mips(fdsp);