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synth.h

synth.h 2.1 KB
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  1. /*
    2. 

  2.  * Copyright (c) 1983-2013 Trevor Wishart and Composers Desktop Project Ltd
    3. 

  3.  * http://www.trevorwishart.co.uk
    4. 

  4.  * http://www.composersdesktop.com
    5. 

  5.  *
    6. 

  6.  This file is part of the CDP System.
    7. 

  7. 

  8.     The CDP System is free software; you can redistribute it
    9. 

  9.     and/or modify it under the terms of the GNU Lesser General Public
    10. 

  10.     License as published by the Free Software Foundation; either
    11. 

  11.     version 2.1 of the License, or (at your option) any later version.
    12. 

  12. 

  13.     The CDP System is distributed in the hope that it will be useful,
    14. 

  14.     but WITHOUT ANY WARRANTY; without even the implied warranty of
    15. 

  15.     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    16. 

  16.     GNU Lesser General Public License for more details.
    17. 

  17. 

  18.     You should have received a copy of the GNU Lesser General Public
    19. 

  19.     License along with the CDP System; if not, write to the Free Software
    20. 

  20.     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    21. 

  21.     02111-1307 USA
    22. 

  22.  *
    23. 

  23.  */
    24. 

  24. 

  25. 

  26. 

  27. #define IS_GROUCHO_COMPILE      (1)
    28. 

  28. 

  29. #define WAVE_TABSIZE    (256)
    30. 

  30. #define WAVE_DEFAULT_SR (44100)
    31. 

  31. #define MAX_SYN_DUR             (7200.0)        /* 2 hrs */
    32. 

  32. #define MIN_SYN_DUR             (0.04)          /* Assumes min samprate = 16000 and max chans = 2 */
    33. 

  33.                                                                         /* Otherwise, internal trap */
    34. 

  34. #define MAX_SYNTH_FRQ   (22000)         /* lowest conceivable nyquist */
    35. 

  35. #define MIN_SYNTH_FRQ   (0.1)           /*arbitrary */
    36. 

  36. 

  37. #define SYNTH_SPLICELEN (256)
    38. 

  38. 

  39. int do_synth(dataptr dz);
    40. 

  40. int do_stereo_specsynth(dataptr dz);
    41. 

  41. 

  42. #define CHANUP (4)                              /* half-band of channels over which same frq can occur */
    43. 

  43. //TW: total amp of 1.0 seems rational, but causes distorttion on resynth
    44. 

  44. //#define SPECSYN_MAXAMP (1.0)  /* maximum total amp of a spectrum : guess */
    45. 

  45. #define SPECSYN_MAXAMP (0.5)    /* maximum total amp of a spectrum : guess */
    46. 

  46. //#define SPECSYN_SRATE  (48000)
    47. 

  47. //#define SPECSYN_MLEN   (4098)
    48. 

  48.  /*RWD more economical ones! */
    49. 

  49. #define SPECSYN_SRATE  (44100)
    50. 

  50. #define SPECSYN_MLEN   (1026)
    51. 

  51. #define CLICK_SRATE (48000)
    52. 

  52. #define CLICKLEN (20)
    53. 

  53. #define CLICKAMP1 (1.0)
    54. 

  54. #define CLICKAMP2 (.5)
    55. 

  55. #define CLICKAMP3 (.2)
    56.