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ffmpeg / libavcodec / aacps_tablegen.c @ 2912e87a

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/*
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 * Generate a header file for hardcoded Parametric Stereo tables
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 *
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 * Copyright (c) 2010 Alex Converse <alex.converse@gmail.com>
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 *
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 * This file is part of Libav.
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 *
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 * Libav 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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 * Libav 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 Libav; 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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#include <stdlib.h>
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#define CONFIG_HARDCODED_TABLES 0
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#include "aacps_tablegen.h"
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#include "tableprint.h"
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void write_float_3d_array (const void *p, int b, int c, int d)
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{
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    int i;
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    const float *f = p;
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    for (i = 0; i < b; i++) {
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        printf("{\n");
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        write_float_2d_array(f, c, d);
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        printf("},\n");
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        f += c * d;
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    }
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}
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void write_float_4d_array (const void *p, int a, int b, int c, int d)
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{
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    int i;
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    const float *f = p;
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    for (i = 0; i < a; i++) {
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        printf("{\n");
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        write_float_3d_array(f, b, c, d);
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        printf("},\n");
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        f += b * c * d;
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    }
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}
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int main(void)
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{
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    ps_tableinit();
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    write_fileheader();
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    printf("static const float pd_re_smooth[8*8*8] = {\n");
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    write_float_array(pd_re_smooth, 8*8*8);
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    printf("};\n");
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    printf("static const float pd_im_smooth[8*8*8] = {\n");
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    write_float_array(pd_im_smooth, 8*8*8);
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    printf("};\n");
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    printf("static const float HA[46][8][4] = {\n");
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    write_float_3d_array(HA, 46, 8, 4);
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    printf("};\n");
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    printf("static const float HB[46][8][4] = {\n");
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    write_float_3d_array(HB, 46, 8, 4);
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    printf("};\n");
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    printf("static const float f20_0_8[8][7][2] = {\n");
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    write_float_3d_array(f20_0_8, 8, 7, 2);
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    printf("};\n");
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    printf("static const float f34_0_12[12][7][2] = {\n");
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    write_float_3d_array(f34_0_12, 12, 7, 2);
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    printf("};\n");
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    printf("static const float f34_1_8[8][7][2] = {\n");
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    write_float_3d_array(f34_1_8, 8, 7, 2);
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    printf("};\n");
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    printf("static const float f34_2_4[4][7][2] = {\n");
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    write_float_3d_array(f34_2_4, 4, 7, 2);
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    printf("};\n");
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    printf("static const float Q_fract_allpass[2][50][3][2] = {\n");
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    write_float_4d_array(Q_fract_allpass, 2, 50, 3, 2);
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    printf("};\n");
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    printf("static const float phi_fract[2][50][2] = {\n");
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    write_float_3d_array(phi_fract, 2, 50, 2);
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    printf("};\n");
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    return 0;
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}