libavcodec/aacps_tablegen.c
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 /*
  * Generate a header file for hardcoded Parametric Stereo tables
  *
  * Copyright (c) 2010 Alex Converse <alex.converse@gmail.com>
  *
  * This file is part of FFmpeg.
  *
  * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
  * FFmpeg is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with FFmpeg; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
 #include <stdlib.h>
 #define CONFIG_HARDCODED_TABLES 0
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 #include "aacps_tablegen.h"
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 #include "tableprint.h"
 
 void write_float_3d_array (const void *p, int b, int c, int d)
 {
     int i;
     const float *f = p;
     for (i = 0; i < b; i++) {
         printf("{\n");
         write_float_2d_array(f, c, d);
         printf("},\n");
         f += c * d;
     }
 }
 
 void write_float_4d_array (const void *p, int a, int b, int c, int d)
 {
     int i;
     const float *f = p;
     for (i = 0; i < a; i++) {
         printf("{\n");
         write_float_3d_array(f, b, c, d);
         printf("},\n");
         f += b * c * d;
     }
 }
 
 int main(void)
 {
     ps_tableinit();
 
     write_fileheader();
 
     printf("static const float pd_re_smooth[8*8*8] = {\n");
     write_float_array(pd_re_smooth, 8*8*8);
     printf("};\n");
     printf("static const float pd_im_smooth[8*8*8] = {\n");
     write_float_array(pd_im_smooth, 8*8*8);
     printf("};\n");
 
     printf("static const float HA[46][8][4] = {\n");
     write_float_3d_array(HA, 46, 8, 4);
     printf("};\n");
     printf("static const float HB[46][8][4] = {\n");
     write_float_3d_array(HB, 46, 8, 4);
     printf("};\n");
 
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     printf("static const DECLARE_ALIGNED(16, float, f20_0_8)[8][8][2] = {\n");
     write_float_3d_array(f20_0_8, 8, 8, 2);
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     printf("};\n");
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     printf("static const DECLARE_ALIGNED(16, float, f34_0_12)[12][8][2] = {\n");
     write_float_3d_array(f34_0_12, 12, 8, 2);
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     printf("};\n");
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     printf("static const DECLARE_ALIGNED(16, float, f34_1_8)[8][8][2] = {\n");
     write_float_3d_array(f34_1_8, 8, 8, 2);
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     printf("};\n");
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     printf("static const DECLARE_ALIGNED(16, float, f34_2_4)[4][8][2] = {\n");
     write_float_3d_array(f34_2_4, 4, 8, 2);
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     printf("};\n");
 
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     printf("static const DECLARE_ALIGNED(16, float, Q_fract_allpass)[2][50][3][2] = {\n");
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     write_float_4d_array(Q_fract_allpass, 2, 50, 3, 2);
     printf("};\n");
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     printf("static const DECLARE_ALIGNED(16, float, phi_fract)[2][50][2] = {\n");
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     write_float_3d_array(phi_fract, 2, 50, 2);
     printf("};\n");
 
     return 0;
 }