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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 "aac_defines.h"
  26.  
  27. #if USE_FIXED
  28. #define TYPE_NAME "int32_t"
  29. #define INT32FLOAT int32_t
  30. #define ARRAY_RENAME(x) write_int32_t_ ## x
  31. #define ARRAY_URENAME(x) write_uint32_t_ ## x
  32. #include "aacps_fixed_tablegen.h"
  33. #else
  34. #define TYPE_NAME "float"
  35. #define INT32FLOAT float
  36. #define ARRAY_RENAME(x) write_float_ ## x
  37. #define ARRAY_URENAME(x) write_float_ ## x
  38. #include "aacps_tablegen.h"
  39. #endif /* USE_FIXED */
  40. #include "tableprint.h"
  41.  
  42. void ARRAY_RENAME(3d_array) (const void *p, int b, int c, int d)
  43. {
  44.     int i;
  45.     const INT32FLOAT *f = p;
  46.     for (i = 0; i < b; i++) {
  47.         printf("{\n");
  48.         ARRAY_URENAME(2d_array)(f, c, d);
  49.         printf("},\n");
  50.         f += c * d;
  51.     }
  52. }
  53.  
  54. void ARRAY_RENAME(4d_array) (const void *p, int a, int b, int c, int d)
  55. {
  56.     int i;
  57.     const INT32FLOAT *f = p;
  58.     for (i = 0; i < a; i++) {
  59.         printf("{\n");
  60.         ARRAY_RENAME(3d_array)(f, b, c, d);
  61.         printf("},\n");
  62.         f += b * c * d;
  63.     }
  64. }
  65.  
  66. int main(void)
  67. {
  68.     ps_tableinit();
  69.  
  70.     write_fileheader();
  71.  
  72.     printf("static const %s pd_re_smooth[8*8*8] = {\n", TYPE_NAME);
  73.     ARRAY_RENAME(array)(pd_re_smooth, 8*8*8);
  74.     printf("};\n");
  75.     printf("static const %s pd_im_smooth[8*8*8] = {\n", TYPE_NAME);
  76.     ARRAY_RENAME(array)(pd_im_smooth, 8*8*8);
  77.     printf("};\n");
  78.  
  79.     printf("static const %s HA[46][8][4] = {\n", TYPE_NAME);
  80.     ARRAY_RENAME(3d_array)(HA, 46, 8, 4);
  81.     printf("};\n");
  82.     printf("static const %s HB[46][8][4] = {\n", TYPE_NAME);
  83.     ARRAY_RENAME(3d_array)(HB, 46, 8, 4);
  84.     printf("};\n");
  85.  
  86.     printf("static const DECLARE_ALIGNED(16, %s, f20_0_8)[8][8][2] = {\n", TYPE_NAME);
  87.     ARRAY_RENAME(3d_array)(f20_0_8, 8, 8, 2);
  88.     printf("};\n");
  89.     printf("static const DECLARE_ALIGNED(16, %s, f34_0_12)[12][8][2] = {\n", TYPE_NAME);
  90.     ARRAY_RENAME(3d_array)(f34_0_12, 12, 8, 2);
  91.     printf("};\n");
  92.     printf("static const DECLARE_ALIGNED(16, %s, f34_1_8)[8][8][2] = {\n", TYPE_NAME);
  93.     ARRAY_RENAME(3d_array)(f34_1_8, 8, 8, 2);
  94.     printf("};\n");
  95.     printf("static const DECLARE_ALIGNED(16, %s, f34_2_4)[4][8][2] = {\n", TYPE_NAME);
  96.     ARRAY_RENAME(3d_array)(f34_2_4, 4, 8, 2);
  97.     printf("};\n");
  98.  
  99.     printf("static const DECLARE_ALIGNED(16, %s, Q_fract_allpass)[2][50][3][2] = {\n", TYPE_NAME);
  100.     ARRAY_RENAME(4d_array)(Q_fract_allpass, 2, 50, 3, 2);
  101.     printf("};\n");
  102.     printf("static const DECLARE_ALIGNED(16, %s, phi_fract)[2][50][2] = {\n", TYPE_NAME);
  103.     ARRAY_RENAME(3d_array)(phi_fract, 2, 50, 2);
  104.     printf("};\n");
  105.  
  106.     return 0;
  107. }
  108.