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  1. /*
  2.  * Generate a header file for hardcoded Parametric Stereo tables
  3.  *
  4.  * Copyright (c) 2010 Alex Converse <alex.converse@gmail.com>
  5.  *
  6.  * This file is part of FFmpeg.
  7.  *
  8.  * FFmpeg is free software; you can redistribute it and/or
  9.  * modify it under the terms of the GNU Lesser General Public
  10.  * License as published by the Free Software Foundation; either
  11.  * version 2.1 of the License, or (at your option) any later version.
  12.  *
  13.  * FFmpeg is distributed in the hope that it will be useful,
  14.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16.  * Lesser General Public License for more details.
  17.  *
  18.  * You should have received a copy of the GNU Lesser General Public
  19.  * License along with FFmpeg; if not, write to the Free Software
  20.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  21.  */
  22.  
  23. #include <stdlib.h>
  24. #define CONFIG_HARDCODED_TABLES 0
  25. #include "aacps_tablegen.h"
  26. #include "tableprint.h"
  27.  
  28. void write_float_3d_array (const void *p, int b, int c, int d)
  29. {
  30.     int i;
  31.     const float *f = p;
  32.     for (i = 0; i < b; i++) {
  33.         printf("{\n");
  34.         write_float_2d_array(f, c, d);
  35.         printf("},\n");
  36.         f += c * d;
  37.     }
  38. }
  39.  
  40. void write_float_4d_array (const void *p, int a, int b, int c, int d)
  41. {
  42.     int i;
  43.     const float *f = p;
  44.     for (i = 0; i < a; i++) {
  45.         printf("{\n");
  46.         write_float_3d_array(f, b, c, d);
  47.         printf("},\n");
  48.         f += b * c * d;
  49.     }
  50. }
  51.  
  52. int main(void)
  53. {
  54.     ps_tableinit();
  55.  
  56.     write_fileheader();
  57.  
  58.     printf("static const float pd_re_smooth[8*8*8] = {\n");
  59.     write_float_array(pd_re_smooth, 8*8*8);
  60.     printf("};\n");
  61.     printf("static const float pd_im_smooth[8*8*8] = {\n");
  62.     write_float_array(pd_im_smooth, 8*8*8);
  63.     printf("};\n");
  64.  
  65.     printf("static const float HA[46][8][4] = {\n");
  66.     write_float_3d_array(HA, 46, 8, 4);
  67.     printf("};\n");
  68.     printf("static const float HB[46][8][4] = {\n");
  69.     write_float_3d_array(HB, 46, 8, 4);
  70.     printf("};\n");
  71.  
  72.     printf("static const DECLARE_ALIGNED(16, float, f20_0_8)[8][8][2] = {\n");
  73.     write_float_3d_array(f20_0_8, 8, 8, 2);
  74.     printf("};\n");
  75.     printf("static const DECLARE_ALIGNED(16, float, f34_0_12)[12][8][2] = {\n");
  76.     write_float_3d_array(f34_0_12, 12, 8, 2);
  77.     printf("};\n");
  78.     printf("static const DECLARE_ALIGNED(16, float, f34_1_8)[8][8][2] = {\n");
  79.     write_float_3d_array(f34_1_8, 8, 8, 2);
  80.     printf("};\n");
  81.     printf("static const DECLARE_ALIGNED(16, float, f34_2_4)[4][8][2] = {\n");
  82.     write_float_3d_array(f34_2_4, 4, 8, 2);
  83.     printf("};\n");
  84.  
  85.     printf("static const DECLARE_ALIGNED(16, float, Q_fract_allpass)[2][50][3][2] = {\n");
  86.     write_float_4d_array(Q_fract_allpass, 2, 50, 3, 2);
  87.     printf("};\n");
  88.     printf("static const DECLARE_ALIGNED(16, float, phi_fract)[2][50][2] = {\n");
  89.     write_float_3d_array(phi_fract, 2, 50, 2);
  90.     printf("};\n");
  91.  
  92.     return 0;
  93. }
  94.