65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
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/*
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* Copyright (c) 2012-2013 Oka Motofumi (chikuzen.mo at gmail dot com)
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* Copyright (c) 2015 Paul B Mahol
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*
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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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#ifndef AVFILTER_CONVOLUTION_H
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#define AVFILTER_CONVOLUTION_H
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#include "avfilter.h"
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enum MatrixMode {
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MATRIX_SQUARE,
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MATRIX_ROW,
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MATRIX_COLUMN,
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MATRIX_NBMODES,
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};
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typedef struct ConvolutionContext {
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const AVClass *class;
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char *matrix_str[4];
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float rdiv[4];
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float bias[4];
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int mode[4];
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float scale;
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float delta;
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int planes;
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int size[4];
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int depth;
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int max;
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int bpc;
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int nb_planes;
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int nb_threads;
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int planewidth[4];
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int planeheight[4];
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int matrix[4][49];
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int matrix_length[4];
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int copy[4];
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void (*setup[4])(int radius, const uint8_t *c[], const uint8_t *src, int stride,
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int x, int width, int y, int height, int bpc);
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void (*filter[4])(uint8_t *dst, int width,
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float rdiv, float bias, const int *const matrix,
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const uint8_t *c[], int peak, int radius,
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int dstride, int stride);
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} ConvolutionContext;
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void ff_convolution_init_x86(ConvolutionContext *s);
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#endif
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