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avutil/float_dsp: add vector_dmac_scalar()

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol
2017-04-10 11:31:11 +02:00
parent 9cd44e64be
commit 4dc2dd80dc
3 changed files with 26 additions and 1 deletions
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9
libavutil/float_dsp.c
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@@ -40,6 +40,14 @@ static void vector_fmac_scalar_c(float *dst, const float *src, float mul,
dst[i] += src[i] * mul;
}
static void vector_dmac_scalar_c(double *dst, const double *src, double mul,
int len)
{
int i;
for (i = 0; i < len; i++)
dst[i] += src[i] * mul;
}
static void vector_fmul_scalar_c(float *dst, const float *src, float mul,
int len)
{
@@ -125,6 +133,7 @@ av_cold AVFloatDSPContext *avpriv_float_dsp_alloc(int bit_exact)
fdsp->vector_fmul = vector_fmul_c;
fdsp->vector_fmac_scalar = vector_fmac_scalar_c;
fdsp->vector_fmul_scalar = vector_fmul_scalar_c;
fdsp->vector_dmac_scalar = vector_dmac_scalar_c;
fdsp->vector_dmul_scalar = vector_dmul_scalar_c;
fdsp->vector_fmul_window = vector_fmul_window_c;
fdsp->vector_fmul_add = vector_fmul_add_c;