util.h
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/*
Audio File Library
Copyright (C) 1998-2000, Michael Pruett <michael@68k.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307 USA.
*/
/*
util.h
This file contains some general utility functions for the Audio
File Library.
*/
#ifndef UTIL_H
#define UTIL_H
#include <sys/types.h>
#include "audiofile.h"
#include "afinternal.h"
bool _af_filesetup_ok (AFfilesetup setup);
bool _af_filehandle_ok (AFfilehandle file);
bool _af_filehandle_can_read (AFfilehandle file);
void _af_printid (u_int32_t id);
void _af_print_filehandle (AFfilehandle filehandle);
void _af_print_tracks (AFfilehandle filehandle);
void _af_print_channel_matrix (double *matrix, int fchans, int vchans);
void _af_print_pvlist (AUpvlist list);
void *_af_malloc (size_t size);
void *_af_realloc (void *ptr, size_t size);
void *_af_calloc (size_t nmemb, size_t size);
char *_af_strdup (char *s);
AUpvlist _af_pv_long (long val);
AUpvlist _af_pv_double (double val);
AUpvlist _af_pv_pointer (void *val);
bool _af_pv_getlong (AUpvlist pvlist, int param, long *l);
bool _af_pv_getdouble (AUpvlist pvlist, int param, double *d);
bool _af_pv_getptr (AUpvlist pvlist, int param, void **v);
_TrackSetup *_af_filesetup_get_tracksetup (AFfilesetup setup, int trackid);
_Track *_af_filehandle_get_track (AFfilehandle file, int trackid);
bool _af_unique_ids (int *ids, int nids, char *idname, int iderr);
float _af_format_frame_size (_AudioFormat *format, bool stretch3to4);
int _af_format_frame_size_uncompressed (_AudioFormat *format, bool stretch3to4);
float _af_format_sample_size (_AudioFormat *format, bool stretch3to4);
int _af_format_sample_size_uncompressed (_AudioFormat *format, bool stretch3to4);
status _af_set_sample_format (_AudioFormat *f, int sampleFormat, int sampleWidth);
bool _af_filehandle_can_read (AFfilehandle file);
bool _af_filehandle_can_write (AFfilehandle file);
void _af_print_audioformat (_AudioFormat *format);
void _af_print_chunk (_AFchunk *chunk);
void _af_print_frame (AFframecount frameno, double *frame, int nchannels,
char *formatstring, int numberwidth,
double slope, double intercept, double minclip, double maxclip);
#endif