826 lines
20 KiB
Smarty
826 lines
20 KiB
Smarty
[+ AutoGen5 template h c +]
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/*
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** Copyright (C) 2002-2009 Erik de Castro Lopo <erikd@mega-nerd.com>
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**
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** This program is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 2 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/*
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** Utility functions to make writing the test suite easier.
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**
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** The .c and .h files were generated automagically with Autogen from
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** the files utils.def and utils.tpl.
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*/
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[+ CASE (suffix) +]
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[+ == h +]
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#include <stdint.h>
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#include <stdarg.h>
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#define SF_COUNT_TO_LONG(x) ((long) (x))
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#define ARRAY_LEN(x) ((int) (sizeof (x)) / (sizeof ((x) [0])))
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#define SIGNED_SIZEOF(x) ((int64_t) (sizeof (x)))
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#define PIPE_INDEX(x) ((x) + 500)
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#define PIPE_TEST_LEN 12345
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#if (defined (WIN32) || defined (_WIN32) || defined (__OS2__))
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#define snprintf _snprintf
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#endif
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[+ FOR float_type
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+]void gen_windowed_sine_[+ (get "name") +] ([+ (get "name") +] *data, int len, double maximum) ;
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[+ ENDFOR float_type
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+]
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void create_short_sndfile (const char *filename, int format, int channels) ;
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void check_file_hash_or_die (const char *filename, uint64_t target_hash, int line_num) ;
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void print_test_name (const char *test, const char *filename) ;
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void dump_data_to_file (const char *filename, const void *data, unsigned int datalen) ;
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void write_mono_file (const char * filename, int format, int srate, float * output, int len) ;
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static inline void
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exit_if_true (int test, const char *format, ...)
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{ if (test)
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{ va_list argptr ;
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va_start (argptr, format) ;
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vprintf (format, argptr) ;
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va_end (argptr) ;
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exit (1) ;
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} ;
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} /* exit_if_true */
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/*
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** Functions for saving two vectors of data in an ascii text file which
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** can then be loaded into GNU octave for comparison.
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*/
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[+ FOR io_type
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+]int oct_save_[+ (get "io_element") +] (const [+ (get "io_element") +] *a, const [+ (get "io_element") +] *b, int len) ;
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[+ ENDFOR io_type
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+]
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void delete_file (int format, const char *filename) ;
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void count_open_files (void) ;
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void increment_open_file_count (void) ;
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void check_open_file_count_or_die (int lineno) ;
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#ifdef SNDFILE_H
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void dump_log_buffer (SNDFILE *file) ;
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void check_log_buffer_or_die (SNDFILE *file, int line_num) ;
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int string_in_log_buffer (SNDFILE *file, const char *s) ;
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void hexdump_file (const char * filename, sf_count_t offset, sf_count_t length) ;
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SNDFILE *test_open_file_or_die
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(const char *filename, int mode, SF_INFO *sfinfo, int allow_fd, int line_num) ;
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void test_read_write_position_or_die
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(SNDFILE *file, int line_num, int pass, sf_count_t read_pos, sf_count_t write_pos) ;
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void test_seek_or_die
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(SNDFILE *file, sf_count_t offset, int whence, sf_count_t new_pos, int channels, int line_num) ;
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[+ FOR read_op +]
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[+ FOR io_type
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+]void test_[+ (get "op_element") +]_[+ (get "io_element") +]_or_die
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(SNDFILE *file, int pass, [+ (get "io_element") +] *test, sf_count_t [+ (get "count_name") +], int line_num) ;
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[+ ENDFOR io_type +][+ ENDFOR read_op +]
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[+ FOR write_op +]
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[+ FOR io_type
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+]void test_[+ (get "op_element") +]_[+ (get "io_element") +]_or_die
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(SNDFILE *file, int pass, const [+ (get "io_element") +] *test, sf_count_t [+ (get "count_name") +], int line_num) ;
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[+ ENDFOR io_type +][+ ENDFOR write_op +]
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[+ FOR io_type
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+]void compare_[+ (get "io_element") +]_or_die (const [+ (get "io_element") +] *left, const [+ (get "io_element") +] *right, unsigned count, int line_num) ;
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[+ ENDFOR io_type +]
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void gen_lowpass_noise_float (float *data, int len) ;
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sf_count_t file_length (const char * fname) ;
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sf_count_t file_length_fd (int fd) ;
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#endif
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#ifdef __cplusplus
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} /* extern "C" */
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#endif /* __cplusplus */
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[+ == c +]
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#include "sfconfig.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <inttypes.h>
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#if HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#if (HAVE_DECL_S_IRGRP == 0)
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#include <sf_unistd.h>
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#endif
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#include <errno.h>
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#include <string.h>
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#include <ctype.h>
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#include <math.h>
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#include <fcntl.h>
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#include <sys/stat.h>
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#include <sndfile.h>
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#include "utils.h"
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#ifndef M_PI
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#define M_PI 3.14159265358979323846264338
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#endif
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#define LOG_BUFFER_SIZE 2048
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/*
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** Neat solution to the Win32/OS2 binary file flage requirement.
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** If O_BINARY isn't already defined by the inclusion of the system
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** headers, set it to zero.
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*/
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#ifndef O_BINARY
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#define O_BINARY 0
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#endif
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[+ FOR float_type +]
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void
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gen_windowed_sine_[+ (get "name") +] ([+ (get "name") +] *data, int len, double maximum)
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{ int k ;
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memset (data, 0, len * sizeof ([+ (get "name") +])) ;
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/*
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** Choose a frequency of 1/32 so that it aligns perfectly with a DFT
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** bucket to minimise spreading of energy over more than one bucket.
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** Also do not want to make the frequency too high as some of the
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** codecs (ie gsm610) have a quite severe high frequency roll off.
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*/
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len /= 2 ;
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for (k = 0 ; k < len ; k++)
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{ data [k] = sin (2.0 * k * M_PI * 1.0 / 32.0 + 0.4) ;
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/* Apply Hanning Window. */
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data [k] *= maximum * (0.5 - 0.5 * cos (2.0 * M_PI * k / ((len) - 1))) ;
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}
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return ;
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} /* gen_windowed_sine_[+ (get "name") +] */
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[+ ENDFOR float_type +]
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void
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create_short_sndfile (const char *filename, int format, int channels)
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{ short data [2 * 3 * 4 * 5 * 6 * 7] = { 0, } ;
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SNDFILE *file ;
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SF_INFO sfinfo ;
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sfinfo.samplerate = 44100 ;
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sfinfo.channels = channels ;
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sfinfo.format = format ;
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if ((file = sf_open (filename, SFM_WRITE, &sfinfo)) == NULL)
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{ printf ("Error (%s, %d) : sf_open failed : %s\n", __FILE__, __LINE__, sf_strerror (file)) ;
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exit (1) ;
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} ;
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sf_write_short (file, data, ARRAY_LEN (data)) ;
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sf_close (file) ;
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} /* create_short_sndfile */
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void
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check_file_hash_or_die (const char *filename, uint64_t target_hash, int line_num)
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{ static unsigned char buf [4096] ;
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uint64_t cksum ;
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FILE *file ;
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int k, read_count ;
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memset (buf, 0, sizeof (buf)) ;
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/* The 'b' in the mode string means binary for Win32. */
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if ((file = fopen (filename, "rb")) == NULL)
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{ printf ("\n\nLine %d: could not open file '%s'\n\n", line_num, filename) ;
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exit (1) ;
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} ;
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cksum = 0 ;
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while ((read_count = fread (buf, 1, sizeof (buf), file)))
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for (k = 0 ; k < read_count ; k++)
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cksum = cksum * 511 + buf [k] ;
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fclose (file) ;
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if (target_hash == 0)
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{ printf (" 0x%016" PRIx64 "\n", cksum) ;
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return ;
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} ;
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if (cksum != target_hash)
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{ printf ("\n\nLine %d: incorrect hash value 0x%016" PRIx64 " should be 0x%016" PRIx64 ".\n\n", line_num, cksum, target_hash) ;
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exit (1) ;
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} ;
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return ;
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} /* check_file_hash_or_die */
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void
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print_test_name (const char *test, const char *filename)
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{ int count ;
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if (test == NULL)
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{ printf (__FILE__ ": bad test of filename parameter.\n") ;
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exit (1) ;
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} ;
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if (filename == NULL || strlen (filename) == 0)
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{ printf (" %-30s : ", test) ;
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count = 25 ;
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}
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else
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{ printf (" %-30s : %s ", test, filename) ;
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count = 24 - strlen (filename) ;
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} ;
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while (count -- > 0)
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putchar ('.') ;
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putchar (' ') ;
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fflush (stdout) ;
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} /* print_test_name */
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void
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dump_data_to_file (const char *filename, const void *data, unsigned int datalen)
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{ FILE *file ;
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if ((file = fopen (filename, "wb")) == NULL)
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{ printf ("\n\nLine %d : could not open file : %s\n\n", __LINE__, filename) ;
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exit (1) ;
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} ;
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if (fwrite (data, 1, datalen, file) != datalen)
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{ printf ("\n\nLine %d : fwrite failed.\n\n", __LINE__) ;
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exit (1) ;
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} ;
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fclose (file) ;
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} /* dump_data_to_file */
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/*-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
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*/
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static char octfilename [] = "error.dat" ;
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[+ FOR io_type
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+]int
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oct_save_[+ (get "io_element") +] (const [+ (get "io_element") +] *a, const [+ (get "io_element") +] *b, int len)
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{ FILE *file ;
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int k ;
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if (! (file = fopen (octfilename, "w")))
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return 1 ;
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fprintf (file, "# Not created by Octave\n") ;
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fprintf (file, "# name: a\n") ;
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fprintf (file, "# type: matrix\n") ;
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fprintf (file, "# rows: %d\n", len) ;
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fprintf (file, "# columns: 1\n") ;
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for (k = 0 ; k < len ; k++)
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fprintf (file, [+ (get "format_str") +] "\n", a [k]) ;
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fprintf (file, "# name: b\n") ;
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fprintf (file, "# type: matrix\n") ;
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fprintf (file, "# rows: %d\n", len) ;
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fprintf (file, "# columns: 1\n") ;
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for (k = 0 ; k < len ; k++)
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fprintf (file, [+ (get "format_str") +] "\n", b [k]) ;
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fclose (file) ;
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return 0 ;
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} /* oct_save_[+ (get "io_element") +] */
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[+ ENDFOR io_type
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+]
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void
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check_log_buffer_or_die (SNDFILE *file, int line_num)
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{ static char buffer [LOG_BUFFER_SIZE] ;
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int count ;
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memset (buffer, 0, LOG_BUFFER_SIZE) ;
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/* Get the log buffer data. */
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count = sf_command (file, SFC_GET_LOG_INFO, buffer, LOG_BUFFER_SIZE) ;
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if (LOG_BUFFER_SIZE - count < 2)
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{ printf ("\n\nLine %d : Possible long log buffer.\n", line_num) ;
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exit (1) ;
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}
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/* Look for "Should" */
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if (strstr (buffer, "ould"))
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{ printf ("\n\nLine %d : Log buffer contains `ould'. Dumping.\n", line_num) ;
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puts (buffer) ;
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exit (1) ;
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} ;
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/* Look for "**" */
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if (strstr (buffer, "*"))
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{ printf ("\n\nLine %d : Log buffer contains `*'. Dumping.\n", line_num) ;
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puts (buffer) ;
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exit (1) ;
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} ;
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/* Look for "Should" */
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if (strstr (buffer, "nknown marker"))
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{ printf ("\n\nLine %d : Log buffer contains `nknown marker'. Dumping.\n", line_num) ;
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puts (buffer) ;
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exit (1) ;
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} ;
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return ;
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} /* check_log_buffer_or_die */
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int
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string_in_log_buffer (SNDFILE *file, const char *s)
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{ static char buffer [LOG_BUFFER_SIZE] ;
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int count ;
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memset (buffer, 0, LOG_BUFFER_SIZE) ;
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/* Get the log buffer data. */
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count = sf_command (file, SFC_GET_LOG_INFO, buffer, LOG_BUFFER_SIZE) ;
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if (LOG_BUFFER_SIZE - count < 2)
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{ printf ("Possible long log buffer.\n") ;
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exit (1) ;
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}
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/* Look for string */
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return strstr (buffer, s) ? SF_TRUE : SF_FALSE ;
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} /* string_in_log_buffer */
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void
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hexdump_file (const char * filename, sf_count_t offset, sf_count_t length)
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{
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FILE * file ;
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char buffer [16] ;
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int k, m, ch, readcount ;
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if (length > 1000000)
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{ printf ("\n\nError : length (%ld) too long.\n\n", SF_COUNT_TO_LONG (offset)) ;
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exit (1) ;
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} ;
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if ((file = fopen (filename, "r")) == NULL)
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{ printf ("\n\nError : hexdump_file (%s) could not open file for read.\n\n", filename) ;
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exit (1) ;
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} ;
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if (fseek (file, offset, SEEK_SET) != 0)
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{ printf ("\n\nError : fseek(file, %ld, SEEK_SET) failed : %s\n\n", SF_COUNT_TO_LONG (offset), strerror (errno)) ;
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exit (1) ;
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} ;
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puts ("\n\n") ;
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for (k = 0 ; k < length ; k+= sizeof (buffer))
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{ readcount = fread (buffer, 1, sizeof (buffer), file) ;
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printf ("%08lx : ", SF_COUNT_TO_LONG (offset + k)) ;
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for (m = 0 ; m < readcount ; m++)
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printf ("%02x ", buffer [m] & 0xFF) ;
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for (m = readcount ; m < SIGNED_SIZEOF (buffer) ; m++)
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printf (" ") ;
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printf (" ") ;
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for (m = 0 ; m < readcount ; m++)
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{ ch = isprint (buffer [m]) ? buffer [m] : '.' ;
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putchar (ch) ;
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} ;
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if (readcount < SIGNED_SIZEOF (buffer))
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break ;
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putchar ('\n') ;
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} ;
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puts ("\n") ;
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fclose (file) ;
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} /* hexdump_file */
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void
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dump_log_buffer (SNDFILE *file)
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{ static char buffer [LOG_BUFFER_SIZE] ;
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int count ;
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memset (buffer, 0, LOG_BUFFER_SIZE) ;
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/* Get the log buffer data. */
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count = sf_command (file, SFC_GET_LOG_INFO, buffer, LOG_BUFFER_SIZE) ;
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if (strlen (buffer) < 1)
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puts ("Log buffer empty.\n") ;
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else
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puts (buffer) ;
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return ;
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} /* dump_log_buffer */
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SNDFILE *
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test_open_file_or_die (const char *filename, int mode, SF_INFO *sfinfo, int allow_fd, int line_num)
|
|
{ static int count = 0 ;
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SNDFILE *file ;
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const char *modestr, *func_name ;
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int oflags = 0, omode = 0 ;
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/*
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** Need to test both sf_open() and sf_open_fd().
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** Do so alternately.
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*/
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switch (mode)
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{ case SFM_READ :
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modestr = "SFM_READ" ;
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oflags = O_RDONLY | O_BINARY ;
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omode = 0 ;
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break ;
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case SFM_WRITE :
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modestr = "SFM_WRITE" ;
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oflags = O_WRONLY | O_CREAT | O_TRUNC | O_BINARY ;
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omode = S_IRUSR | S_IWUSR | S_IRGRP ;
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break ;
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case SFM_RDWR :
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modestr = "SFM_RDWR" ;
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oflags = O_RDWR | O_CREAT | O_BINARY ;
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omode = S_IRUSR | S_IWUSR | S_IRGRP ;
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break ;
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default :
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printf ("\n\nLine %d: Bad mode.\n", line_num) ;
|
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fflush (stdout) ;
|
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exit (1) ;
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} ;
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|
|
if (OS_IS_WIN32)
|
|
{ /* Windows doesn't support Unix file permissions so set it to zero. */
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omode = 0 ;
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} ;
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|
|
if (allow_fd && ((++count) & 1) == 1)
|
|
{ int fd ;
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|
|
|
fd = open (filename, oflags, omode) ;
|
|
|
|
if (fd < 0)
|
|
{ perror ("open") ;
|
|
exit (1) ;
|
|
} ;
|
|
|
|
func_name = "sf_open_fd" ;
|
|
file = sf_open_fd (fd, mode, sfinfo, SF_TRUE) ;
|
|
}
|
|
else
|
|
{ func_name = "sf_open" ;
|
|
file = sf_open (filename, mode, sfinfo) ;
|
|
} ;
|
|
|
|
if (file == NULL)
|
|
{ printf ("\n\nLine %d: %s (%s) failed : %s\n\n", line_num, func_name, modestr, sf_strerror (NULL)) ;
|
|
dump_log_buffer (file) ;
|
|
exit (1) ;
|
|
} ;
|
|
|
|
return file ;
|
|
} /* test_open_file_or_die */
|
|
|
|
void
|
|
test_read_write_position_or_die (SNDFILE *file, int line_num, int pass, sf_count_t read_pos, sf_count_t write_pos)
|
|
{ sf_count_t pos ;
|
|
|
|
/* Check the current read position. */
|
|
if (read_pos >= 0 && (pos = sf_seek (file, 0, SEEK_CUR | SFM_READ)) != read_pos)
|
|
{ printf ("\n\nLine %d ", line_num) ;
|
|
if (pass > 0)
|
|
printf ("(pass %d): ", pass) ;
|
|
printf ("Read position (%ld) should be %ld.\n", SF_COUNT_TO_LONG (pos), SF_COUNT_TO_LONG (read_pos)) ;
|
|
exit (1) ;
|
|
} ;
|
|
|
|
/* Check the current write position. */
|
|
if (write_pos >= 0 && (pos = sf_seek (file, 0, SEEK_CUR | SFM_WRITE)) != write_pos)
|
|
{ printf ("\n\nLine %d", line_num) ;
|
|
if (pass > 0)
|
|
printf (" (pass %d)", pass) ;
|
|
printf (" : Write position (%ld) should be %ld.\n",
|
|
SF_COUNT_TO_LONG (pos), SF_COUNT_TO_LONG (write_pos)) ;
|
|
exit (1) ;
|
|
} ;
|
|
|
|
return ;
|
|
} /* test_read_write_position */
|
|
|
|
void
|
|
test_seek_or_die (SNDFILE *file, sf_count_t offset, int whence, sf_count_t new_pos, int channels, int line_num)
|
|
{ sf_count_t position ;
|
|
const char *channel_name, *whence_name ;
|
|
|
|
switch (whence)
|
|
{ case SEEK_SET :
|
|
whence_name = "SEEK_SET" ;
|
|
break ;
|
|
case SEEK_CUR :
|
|
whence_name = "SEEK_CUR" ;
|
|
break ;
|
|
case SEEK_END :
|
|
whence_name = "SEEK_END" ;
|
|
break ;
|
|
|
|
/* SFM_READ */
|
|
case SEEK_SET | SFM_READ :
|
|
whence_name = "SFM_READ | SEEK_SET" ;
|
|
break ;
|
|
case SEEK_CUR | SFM_READ :
|
|
whence_name = "SFM_READ | SEEK_CUR" ;
|
|
break ;
|
|
case SEEK_END | SFM_READ :
|
|
whence_name = "SFM_READ | SEEK_END" ;
|
|
break ;
|
|
|
|
/* SFM_WRITE */
|
|
case SEEK_SET | SFM_WRITE :
|
|
whence_name = "SFM_WRITE | SEEK_SET" ;
|
|
break ;
|
|
case SEEK_CUR | SFM_WRITE :
|
|
whence_name = "SFM_WRITE | SEEK_CUR" ;
|
|
break ;
|
|
case SEEK_END | SFM_WRITE :
|
|
whence_name = "SFM_WRITE | SEEK_END" ;
|
|
break ;
|
|
|
|
default :
|
|
printf ("\n\nLine %d: bad whence parameter.\n", line_num) ;
|
|
exit (1) ;
|
|
} ;
|
|
|
|
channel_name = (channels == 1) ? "Mono" : "Stereo" ;
|
|
|
|
if ((position = sf_seek (file, offset, whence)) != new_pos)
|
|
{ printf ("\n\nLine %d : %s : sf_seek (file, %ld, %s) returned %ld (should be %ld).\n\n",
|
|
line_num, channel_name, SF_COUNT_TO_LONG (offset), whence_name,
|
|
SF_COUNT_TO_LONG (position), SF_COUNT_TO_LONG (new_pos)) ;
|
|
exit (1) ;
|
|
} ;
|
|
|
|
} /* test_seek_or_die */
|
|
|
|
[+ FOR read_op +]
|
|
[+ FOR io_type +]
|
|
void
|
|
test_[+ (get "op_element") +]_[+ (get "io_element") +]_or_die (SNDFILE *file, int pass, [+ (get "io_element") +] *test, sf_count_t [+ (get "count_name") +], int line_num)
|
|
{ sf_count_t count ;
|
|
|
|
if ((count = sf_[+ (get "op_element") +]_[+ (get "io_element") +] (file, test, [+ (get "count_name") +])) != [+ (get "count_name") +])
|
|
{ printf ("\n\nLine %d", line_num) ;
|
|
if (pass > 0)
|
|
printf (" (pass %d)", pass) ;
|
|
printf (" : sf_[+ (get "op_element") +]_[+ (get "io_element") +] failed with short [+ (get "op_element") +] (%ld => %ld).\n",
|
|
SF_COUNT_TO_LONG ([+ (get "count_name") +]), SF_COUNT_TO_LONG (count)) ;
|
|
fflush (stdout) ;
|
|
puts (sf_strerror (file)) ;
|
|
exit (1) ;
|
|
} ;
|
|
|
|
return ;
|
|
} /* test_[+ (get "op_element") +]_[+ (get "io_element") +] */
|
|
[+ ENDFOR io_type +][+ ENDFOR read_op +]
|
|
|
|
[+ FOR write_op +]
|
|
[+ FOR io_type +]
|
|
void
|
|
test_[+ (get "op_element") +]_[+ (get "io_element") +]_or_die (SNDFILE *file, int pass, const [+ (get "io_element") +] *test, sf_count_t [+ (get "count_name") +], int line_num)
|
|
{ sf_count_t count ;
|
|
|
|
if ((count = sf_[+ (get "op_element") +]_[+ (get "io_element") +] (file, test, [+ (get "count_name") +])) != [+ (get "count_name") +])
|
|
{ printf ("\n\nLine %d", line_num) ;
|
|
if (pass > 0)
|
|
printf (" (pass %d)", pass) ;
|
|
printf (" : sf_[+ (get "op_element") +]_[+ (get "io_element") +] failed with short [+ (get "op_element") +] (%ld => %ld).\n",
|
|
SF_COUNT_TO_LONG ([+ (get "count_name") +]), SF_COUNT_TO_LONG (count)) ;
|
|
fflush (stdout) ;
|
|
puts (sf_strerror (file)) ;
|
|
exit (1) ;
|
|
} ;
|
|
|
|
return ;
|
|
} /* test_[+ (get "op_element") +]_[+ (get "io_element") +] */
|
|
[+ ENDFOR io_type +][+ ENDFOR write_op +]
|
|
|
|
[+ FOR io_type
|
|
+]void
|
|
compare_[+ (get "io_element") +]_or_die (const [+ (get "io_element") +] *left, const [+ (get "io_element") +] *right, unsigned count, int line_num)
|
|
{
|
|
unsigned k ;
|
|
|
|
for (k = 0 ; k < count ;k++)
|
|
if (left [k] != right [k])
|
|
{ printf ("\n\nLine %d : Error at index %d, " [+ (get "format_str") +] " should be " [+ (get "format_str") +] ".\n\n", line_num, k, left [k], right [k]) ;
|
|
exit (1) ;
|
|
} ;
|
|
|
|
return ;
|
|
} /* compare_[+ (get "io_element") +]_or_die */
|
|
[+ ENDFOR io_type +]
|
|
|
|
|
|
void
|
|
delete_file (int format, const char *filename)
|
|
{ char rsrc_name [512], *fname ;
|
|
|
|
unlink (filename) ;
|
|
|
|
if ((format & SF_FORMAT_TYPEMASK) != SF_FORMAT_SD2)
|
|
return ;
|
|
|
|
/*
|
|
** Now try for a resource fork stored as a separate file.
|
|
** Grab the un-adulterated filename again.
|
|
*/
|
|
snprintf (rsrc_name, sizeof (rsrc_name), "%s", filename) ;
|
|
|
|
if ((fname = strrchr (rsrc_name, '/')) != NULL)
|
|
fname ++ ;
|
|
else if ((fname = strrchr (rsrc_name, '\\')) != NULL)
|
|
fname ++ ;
|
|
else
|
|
fname = rsrc_name ;
|
|
|
|
memmove (fname + 2, fname, strlen (fname) + 1) ;
|
|
fname [0] = '.' ;
|
|
fname [1] = '_' ;
|
|
|
|
unlink (rsrc_name) ;
|
|
} /* delete_file */
|
|
|
|
static int allowed_open_files = -1 ;
|
|
|
|
void
|
|
count_open_files (void)
|
|
{
|
|
#if (defined (WIN32) || defined (_WIN32))
|
|
return ;
|
|
#else
|
|
int k, count = 0 ;
|
|
struct stat statbuf ;
|
|
|
|
if (allowed_open_files > 0)
|
|
return ;
|
|
|
|
for (k = 0 ; k < 1024 ; k++)
|
|
if (fstat (k, &statbuf) == 0)
|
|
count ++ ;
|
|
|
|
allowed_open_files = count ;
|
|
#endif
|
|
} /* count_open_files */
|
|
|
|
void
|
|
increment_open_file_count (void)
|
|
{ allowed_open_files ++ ;
|
|
} /* increment_open_file_count */
|
|
|
|
void
|
|
check_open_file_count_or_die (int lineno)
|
|
{
|
|
#if (defined (WIN32) || defined (_WIN32))
|
|
lineno = 0 ;
|
|
return ;
|
|
#else
|
|
int k, count = 0 ;
|
|
struct stat statbuf ;
|
|
|
|
if (allowed_open_files < 0)
|
|
count_open_files () ;
|
|
|
|
for (k = 0 ; k < 1024 ; k++)
|
|
if (fstat (k, &statbuf) == 0)
|
|
count ++ ;
|
|
|
|
if (count > allowed_open_files)
|
|
{ printf ("\nLine %d : number of open files (%d) > allowed (%d).\n\n", lineno, count, allowed_open_files) ;
|
|
exit (1) ;
|
|
} ;
|
|
#endif
|
|
} /* check_open_file_count_or_die */
|
|
|
|
void
|
|
write_mono_file (const char * filename, int format, int srate, float * output, int len)
|
|
{ SNDFILE * file ;
|
|
SF_INFO sfinfo ;
|
|
|
|
memset (&sfinfo, 0, sizeof (sfinfo)) ;
|
|
|
|
sfinfo.samplerate = srate ;
|
|
sfinfo.channels = 1 ;
|
|
sfinfo.format = format ;
|
|
|
|
if ((file = sf_open (filename, SFM_WRITE, &sfinfo)) == NULL)
|
|
{ printf ("sf_open (%s) : %s\n", filename, sf_strerror (NULL)) ;
|
|
exit (1) ;
|
|
} ;
|
|
|
|
sf_write_float (file, output, len) ;
|
|
|
|
sf_close (file) ;
|
|
} /* write_mono_file */
|
|
|
|
void
|
|
gen_lowpass_noise_float (float *data, int len)
|
|
{ int32_t value = 0x1243456 ;
|
|
double sample, last_val = 0.0 ;
|
|
int k ;
|
|
|
|
for (k = 0 ; k < len ; k++)
|
|
{ /* Not a crypto quality RNG. */
|
|
value = 11117 * value + 211231 ;
|
|
value = 11117 * value + 211231 ;
|
|
value = 11117 * value + 211231 ;
|
|
|
|
sample = value / (0x7fffffff * 1.000001) ;
|
|
sample = 0.2 * sample - 0.9 * last_val ;
|
|
|
|
data [k] = last_val = sample ;
|
|
} ;
|
|
|
|
} /* gen_lowpass_noise_float */
|
|
|
|
|
|
/*
|
|
** Windows is fucked.
|
|
** If a file is opened R/W and data is written to it, then fstat will return
|
|
** the correct file length, but stat will return zero.
|
|
*/
|
|
|
|
sf_count_t
|
|
file_length (const char * fname)
|
|
{ struct stat data ;
|
|
|
|
if (stat (fname, &data) != 0)
|
|
return 0 ;
|
|
|
|
return (sf_count_t) data.st_size ;
|
|
} /* file_length */
|
|
|
|
sf_count_t
|
|
file_length_fd (int fd)
|
|
{ struct stat data ;
|
|
|
|
memset (&data, 0, sizeof (data)) ;
|
|
if (fstat (fd, &data) != 0)
|
|
return 0 ;
|
|
|
|
return (sf_count_t) data.st_size ;
|
|
} /* file_length_fd */
|
|
|
|
|
|
[+ ESAC +]
|
|
|