spectrum/io.h

   1 /*
   2  *
   3  *  gtk2 spectrum analyzer
   4  *
   5  *      Copyright (C) 2004-2012 Monty
   6  *
   7  *  This analyzer is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2, or (at your option)
  10  *  any later version.
  11  *
  12  *  The analyzer is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with Postfish; see the file COPYING.  If not, write to the
  19  *  Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  20  *
  21  *
  22  */
  23
  24 #ifndef _IO_H_
  25 #define _IO_H_
  26
  27 #ifndef _GNU_SOURCE
  28 #define _GNU_SOURCE
  29 #define _ISOC99_SOURCE
  30 #define _FILE_OFFSET_BITS 64
  31 #define _REENTRANT 1
  32 #define __USE_GNU 1
  33 #endif
  34
  35 #include <stdlib.h>
  36 #include <unistd.h>
  37 #include <stdio.h>
  38 #include <errno.h>
  39 #include <string.h>
  40 #include <pthread.h>
  41 #include <string.h>
  42 #include <math.h>
  43 #include <signal.h>
  44 #include <fcntl.h>
  45
  46 #define MAX_FILES 16
  47 extern pthread_mutex_t blockbuffer_mutex;
  48
  49 extern int input_load(void);
  50 extern int pipe_reload(void);
  51 extern int input_read(int loop_p, int partial_p);
  52 extern int rewind_files(void);
  53
  54 extern int inputs;
  55 extern int total_ch;
  56
  57 extern int bits[MAX_FILES];
  58 extern int bigendian[MAX_FILES];
  59 extern int channels[MAX_FILES];
  60 extern int rate[MAX_FILES];
  61 extern int signedp[MAX_FILES];
  62 extern int bits_force[MAX_FILES];
  63 extern int bigendian_force[MAX_FILES];
  64 extern int channels_force[MAX_FILES];
  65 extern int rate_force[MAX_FILES];
  66 extern int signed_force[MAX_FILES];
  67
  68 extern char *inputname[MAX_FILES];
  69 extern int seekable[MAX_FILES];
  70 extern int global_seekable;
  71
  72 extern sig_atomic_t blockslice_frac;
  73 extern int blockslice_count;
  74 extern int blockslice_cursor[MAX_FILES];
  75 extern int blockslice_eof[MAX_FILES];
  76 extern int blockslice_adv[MAX_FILES];
  77 extern int blockbufferfill[MAX_FILES];
  78 extern int blockbuffernew[MAX_FILES];
  79 extern float **blockbuffer;
  80 #endif
  81