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61 lines
2.3 KiB
C
61 lines
2.3 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#pragma once
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void vector_fmul(float *dst, const float *src0, const float *src1, int len);
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/**
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* Multiply a vector of floats by a scalar float. Source and
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* destination vectors must overlap exactly or not at all.
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*/
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void vector_fmul_scalar(float *dst, const float *src, float mul, int len);
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/**
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* Calculate the entry wise product of two vectors of floats, add a third vector of
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* floats and store the result in a vector of floats.
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*
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* @param dst output vector
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* constraints: 32-byte aligned
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* @param src0 first input vector
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* constraints: 32-byte aligned
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* @param src1 second input vector
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* constraints: 32-byte aligned
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* @param src2 third input vector
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* constraints: 32-byte aligned
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* @param len number of elements in the input
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* constraints: multiple of 16
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*/
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void vector_fmul_add(float *dst, const float *src0, const float *src1, const float *src2, int len);
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/**
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* Calculate the entry wise product of two vectors of floats, and store the result
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* in a vector of floats. The second vector of floats is iterated over
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* in reverse order.
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*
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* @param dst output vector
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* constraints: 32-byte aligned
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* @param src0 first input vector
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* constraints: 32-byte aligned
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* @param src1 second input vector
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* constraints: 32-byte aligned
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* @param len number of elements in the input
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* constraints: multiple of 16
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*/
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void vector_fmul_reverse(float *dst, const float *src0, const float *src1, int len);
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