src/raw.h

   1 /* libSoX file formats: raw         (c) 2007-8 SoX contributors
   2  *
   3  * This library is free software; you can redistribute it and/or modify it
   4  * under the terms of the GNU Lesser General Public License as published by
   5  * the Free Software Foundation; either version 2.1 of the License, or (at
   6  * your option) any later version.
   7  *
   8  * This library is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU Lesser General Public License
  14  * along with this library; if not, write to the Free Software Foundation,
  15  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  16  */
  17
  18 #define RAW_FORMAT0(id, size, flags, encoding) \
  19 static int id ## _start(sox_format_t * ft) { \
  20   return lsx_rawstart(ft, sox_true, sox_true, sox_true, SOX_ENCODING_ ## encoding, size); \
  21 } \
  22 const sox_format_handler_t *lsx_ ## id ## _format_fn(void); \
  23 const sox_format_handler_t *lsx_ ## id ## _format_fn(void) { \
  24   static unsigned const write_encodings[] = { \
  25     SOX_ENCODING_ ## encoding, size, 0, 0}; \
  26   static sox_format_handler_t handler = { \
  27     SOX_LIB_VERSION_CODE, "Raw audio", \
  28     names, flags, \
  29     id ## _start, lsx_rawread , NULL, \
  30     id ## _start, lsx_rawwrite, NULL, \
  31     NULL, write_encodings, NULL, 0 \
  32   }; \
  33   return &handler; \
  34 }
  35
  36 #define RAW_FORMAT(id, size, flags, encoding) \
  37   static char const *names[] = {#id, NULL}; \
  38   RAW_FORMAT0(id, size, flags, encoding)
  39
  40 #define RAW_FORMAT1(id, alt, size, flags, encoding) \
  41   static char const *names[] = {#id, alt, NULL}; \
  42   RAW_FORMAT0(id, size, flags, encoding)
  43
  44 #define RAW_FORMAT2(id, alt1, alt2, size, flags, encoding) \
  45   static char const *names[] = {#id, alt1, alt2, NULL}; \
  46   RAW_FORMAT0(id, size, flags, encoding)
  47
  48 #define RAW_FORMAT3(id, alt1, alt2, alt3, size, flags, encoding) \
  49   static char const *names[] = {#id, alt1, alt2, alt3, NULL}; \
  50   RAW_FORMAT0(id, size, flags, encoding)
  51
  52 #define RAW_FORMAT4(id, alt1, alt2, alt3, alt4, size, flags, encoding) \
  53   static char const *names[] = {#id, alt1, alt2, alt3, alt4, NULL}; \
  54   RAW_FORMAT0(id, size, flags, encoding)