code.delx.au - pulseaudio/blob - src/pulsecore/sconv-s16le.h

   1 #ifndef foosconv_s16lefoo
   2 #define foosconv_s16lefoo
   3
   4 /***
   5   This file is part of PulseAudio.
   6
   7   Copyright 2004-2006 Lennart Poettering
   8
   9   PulseAudio is free software; you can redistribute it and/or modify
  10   it under the terms of the GNU Lesser General Public License as published
  11   by the Free Software Foundation; either version 2 of the License,
  12   or (at your option) any later version.
  13
  14   PulseAudio is distributed in the hope that it will be useful, but
  15   WITHOUT ANY WARRANTY; without even the implied warranty of
  16   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  17   General Public License for more details.
  18
  19   You should have received a copy of the GNU Lesser General Public License
  20   along with PulseAudio; if not, write to the Free Software
  21   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  22   USA.
  23 ***/
  24
  25 #include <inttypes.h>
  26
  27 void pa_sconv_s16le_to_float32ne(unsigned n, const int16_t *a, float *b);
  28 void pa_sconv_s16le_from_float32ne(unsigned n, const float *a, int16_t *b);
  29 void pa_sconv_s16le_to_float32re(unsigned n, const int16_t *a, float *b);
  30 void pa_sconv_s16le_from_float32re(unsigned n, const float *a, int16_t *b);
  31
  32 void pa_sconv_s32le_to_float32ne(unsigned n, const int32_t *a, float *b);
  33 void pa_sconv_s32le_from_float32ne(unsigned n, const float *a, int32_t *b);
  34 void pa_sconv_s32le_to_float32re(unsigned n, const int32_t *a, float *b);
  35 void pa_sconv_s32le_from_float32re(unsigned n, const float *a, int32_t *b);
  36
  37 void pa_sconv_s24le_to_float32ne(unsigned n, const uint8_t *a, float *b);
  38 void pa_sconv_s24le_from_float32ne(unsigned n, const float *a, uint8_t *b);
  39 void pa_sconv_s24le_to_float32re(unsigned n, const uint8_t *a, float *b);
  40 void pa_sconv_s24le_from_float32re(unsigned n, const float *a, uint8_t *b);
  41
  42 void pa_sconv_s24_32le_to_float32ne(unsigned n, const uint32_t *a, float *b);
  43 void pa_sconv_s24_32le_from_float32ne(unsigned n, const float *a, uint32_t *b);
  44 void pa_sconv_s24_32le_to_float32re(unsigned n, const uint32_t *a, float *b);
  45 void pa_sconv_s24_32le_from_float32re(unsigned n, const float *a, uint32_t *b);
  46
  47 void pa_sconv_s32le_to_s16ne(unsigned n, const int32_t *a, int16_t *b);
  48 void pa_sconv_s32le_from_s16ne(unsigned n, const int16_t *a, int32_t *b);
  49 void pa_sconv_s32le_to_s16re(unsigned n, const int32_t *a, int16_t *b);
  50 void pa_sconv_s32le_from_s16re(unsigned n, const int16_t *a, int32_t *b);
  51
  52 void pa_sconv_s24le_to_s16ne(unsigned n, const uint8_t *a, int16_t *b);
  53 void pa_sconv_s24le_from_s16ne(unsigned n, const int16_t *a, uint8_t *b);
  54 void pa_sconv_s24le_to_s16re(unsigned n, const uint8_t *a, int16_t *b);
  55 void pa_sconv_s24le_from_s16re(unsigned n, const int16_t *a, uint8_t *b);
  56
  57 void pa_sconv_s24_32le_to_s16ne(unsigned n, const uint32_t *a, int16_t *b);
  58 void pa_sconv_s24_32le_from_s16ne(unsigned n, const int16_t *a, uint32_t *b);
  59 void pa_sconv_s24_32le_to_s16re(unsigned n, const uint32_t *a, int16_t *b);
  60 void pa_sconv_s24_32le_from_s16re(unsigned n, const int16_t *a, uint32_t *b);
  61
  62 #ifndef WORDS_BIGENDIAN
  63 #define pa_sconv_float32be_to_s16ne pa_sconv_s16le_from_float32re
  64 #define pa_sconv_float32be_from_s16ne pa_sconv_s16le_to_float32re
  65 #define pa_sconv_float32le_to_s16ne pa_sconv_s16le_from_float32ne
  66 #define pa_sconv_float32le_from_s16ne pa_sconv_s16le_to_float32ne
  67 #endif
  68
  69 #endif