mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-21 06:50:44 +00:00
52 lines
1.5 KiB
C
52 lines
1.5 KiB
C
/*
|
|
* 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 "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
|
|
}
|