mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
54 lines
1.6 KiB
54 lines
1.6 KiB
/* |
|
* Copyright 2005 Balatoni Denes |
|
* Copyright 2006 Loren Merritt |
|
* |
|
* 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 "config.h" |
|
|
|
#include "float_dsp.h" |
|
|
|
static void vector_fmul_c(float *dst, const float *src0, const float *src1, |
|
int len) |
|
{ |
|
int i; |
|
for (i = 0; i < len; i++) |
|
dst[i] = src0[i] * src1[i]; |
|
} |
|
|
|
static void vector_fmac_scalar_c(float *dst, const float *src, float mul, |
|
int len) |
|
{ |
|
int i; |
|
for (i = 0; i < len; i++) |
|
dst[i] += src[i] * mul; |
|
} |
|
|
|
void avpriv_float_dsp_init(AVFloatDSPContext *fdsp, int bit_exact) |
|
{ |
|
fdsp->vector_fmul = vector_fmul_c; |
|
fdsp->vector_fmac_scalar = vector_fmac_scalar_c; |
|
|
|
#if ARCH_ARM |
|
ff_float_dsp_init_arm(fdsp); |
|
#elif ARCH_PPC |
|
ff_float_dsp_init_ppc(fdsp, bit_exact); |
|
#elif ARCH_X86 |
|
ff_float_dsp_init_x86(fdsp); |
|
#endif |
|
}
|
|
|