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1 /*
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2 * ARM NEON optimised Float DSP functions
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3 * Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
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4 *
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5 * This file is part of Libav.
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6 *
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7 * Libav is free software; you can redistribute it and/or
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8 * modify it under the terms of the GNU Lesser General Public
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9 * License as published by the Free Software Foundation; either
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10 * version 2.1 of the License, or (at your option) any later version.
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11 *
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12 * Libav is distributed in the hope that it will be useful,
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13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Lesser General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Lesser General Public
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18 * License along with Libav; if not, write to the Free Software
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19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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20 */
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21
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22 #include <stdint.h>
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23
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24 #include "libavutil/float_dsp.h"
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25 #include "float_dsp_arm.h"
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26
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27 void ff_vector_fmul_neon(float *dst, const float *src0, const float *src1, int len);
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28
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29 void ff_vector_fmac_scalar_neon(float *dst, const float *src, float mul,
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30 int len);
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31
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32 void ff_vector_fmul_scalar_neon(float *dst, const float *src, float mul,
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33 int len);
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34
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35 void ff_vector_fmul_window_neon(float *dst, const float *src0,
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36 const float *src1, const float *win, int len);
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37
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38 void ff_vector_fmul_add_neon(float *dst, const float *src0, const float *src1,
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39 const float *src2, int len);
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40
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41 void ff_vector_fmul_reverse_neon(float *dst, const float *src0,
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42 const float *src1, int len);
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43
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44 void ff_butterflies_float_neon(float *v1, float *v2, int len);
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45
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46 float ff_scalarproduct_float_neon(const float *v1, const float *v2, int len);
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47
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48 void ff_float_dsp_init_neon(AVFloatDSPContext *fdsp)
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49 {
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50 fdsp->vector_fmul = ff_vector_fmul_neon;
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51 fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_neon;
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52 fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_neon;
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53 fdsp->vector_fmul_window = ff_vector_fmul_window_neon;
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54 fdsp->vector_fmul_add = ff_vector_fmul_add_neon;
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55 fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_neon;
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56 fdsp->butterflies_float = ff_butterflies_float_neon;
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57 fdsp->scalarproduct_float = ff_scalarproduct_float_neon;
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58 }
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