reactos/include/reactos/libs/libmpg123/synths.h

   1 #ifndef MPG123_SYNTH_H
   2 #define MPG123_SYNTH_H
   3
   4 /* This is included inside frame.h, which is included in mpg123lib_intern.h,
   5    at the appropriate place.
   6    Explicit header inclusions here would cause circular dependencies. */
   7
   8 /* The handle needs these types for selecting the decoding routine at runtime.
   9    Not just for optimization, mainly for XtoY, mono/stereo. */
  10 typedef int (*func_synth)(real *,int, mpg123_handle *,int );
  11 typedef int (*func_synth_mono)(real *, mpg123_handle *);
  12 typedef int (*func_synth_stereo)(real *, real *, mpg123_handle *);
  13 enum synth_channel  { c_plain=0, c_stereo, c_mono2stereo, c_mono, c_limit };
  14 enum synth_resample
  15 {
  16          r_none=-1
  17         ,r_1to1=0
  18 #       ifndef NO_DOWNSAMPLE
  19         ,r_2to1
  20         ,r_4to1
  21 #       endif
  22 #       ifndef NO_NTOM
  23         ,r_ntom
  24 #       endif
  25         ,r_limit
  26 };
  27 enum synth_format
  28 {
  29          f_none=-1
  30 #       ifndef NO_16BIT
  31         ,f_16
  32 #       endif
  33 #       ifndef NO_8BIT
  34         ,f_8
  35 #       endif
  36 #       ifndef NO_REAL
  37         ,f_real
  38 #       endif
  39 #       ifndef NO_32BIT
  40         ,f_32
  41 #       endif
  42         ,f_limit
  43 };
  44 struct synth_s
  45 {
  46         func_synth              plain[r_limit][f_limit];
  47         func_synth_stereo      stereo[r_limit][f_limit];
  48         func_synth_mono   mono2stereo[r_limit][f_limit];
  49         func_synth_mono          mono[r_limit][f_limit];
  50 };
  51
  52 #endif