third_party_libsnd/tests/floating_point_test.c
2004-03-01 08:51:25 +00:00

284 lines
11 KiB
C

/*
** Copyright (C) 1999-2004 Erik de Castro Lopo <erikd@mega-nerd.com>
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program 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 General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sndfile.h>
#include "dft_cmp.h"
#include "utils.h"
#include "float_cast.h"
#define SAMPLE_RATE 11025
static void float_scaled_test (const char *filename, int allow_exit, int replace_float, int filetype, double target_snr) ;
static void double_scaled_test (const char *filename, int allow_exit, int replace_float, int filetype, double target_snr) ;
static double orig_data [DFT_DATA_LENGTH] ;
static double test_data [DFT_DATA_LENGTH] ;
int
main (int argc, char *argv [])
{ int allow_exit = 1 ;
if (argc == 2 && ! strstr (argv [1], "no-exit"))
allow_exit = 0 ;
#if ((HAVE_LRINTF == 0) && (HAVE_LRINT_REPLACEMENT == 0))
puts ("*** Cannot run this test on this platform because it lacks lrintf().") ;
exit (0) ;
#endif
/* Float tests. */
float_scaled_test ("float.raw", allow_exit, SF_FALSE, SF_ENDIAN_LITTLE | SF_FORMAT_RAW | SF_FORMAT_FLOAT, -163.0) ;
/* Test both signed and unsigned 8 bit files. */
float_scaled_test ("pcm_s8.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_PCM_S8, -39.0) ;
float_scaled_test ("pcm_u8.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_PCM_U8, -39.0) ;
float_scaled_test ("pcm_16.raw", allow_exit, SF_FALSE, SF_ENDIAN_BIG | SF_FORMAT_RAW | SF_FORMAT_PCM_16, -87.0) ;
float_scaled_test ("pcm_24.raw", allow_exit, SF_FALSE, SF_ENDIAN_LITTLE | SF_FORMAT_RAW | SF_FORMAT_PCM_24, -138.0) ;
float_scaled_test ("pcm_32.raw", allow_exit, SF_FALSE, SF_ENDIAN_BIG | SF_FORMAT_RAW | SF_FORMAT_PCM_32, -163.0) ;
float_scaled_test ("ulaw.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_ULAW, -50.0) ;
float_scaled_test ("alaw.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_ALAW, -49.0) ;
float_scaled_test ("ima_adpcm.wav", allow_exit, SF_FALSE, SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, -47.0) ;
float_scaled_test ("ms_adpcm.wav" , allow_exit, SF_FALSE, SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, -40.0) ;
float_scaled_test ("gsm610.raw" , allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_GSM610, -33.0) ;
float_scaled_test ("g721_32.au", allow_exit, SF_FALSE, SF_FORMAT_AU | SF_FORMAT_G721_32, -34.0) ;
float_scaled_test ("g723_24.au", allow_exit, SF_FALSE, SF_FORMAT_AU | SF_FORMAT_G723_24, -34.0) ;
float_scaled_test ("g723_40.au", allow_exit, SF_FALSE, SF_FORMAT_AU | SF_FORMAT_G723_40, -40.0) ;
/* PAF files do not use the same encoding method for 24 bit PCM data as other file
** formats so we need to explicitly test it here.
*/
float_scaled_test ("le_paf_24.paf", allow_exit, SF_FALSE, SF_ENDIAN_LITTLE | SF_FORMAT_PAF | SF_FORMAT_PCM_24, -149.0) ;
float_scaled_test ("be_paf_24.paf", allow_exit, SF_FALSE, SF_ENDIAN_BIG | SF_FORMAT_PAF | SF_FORMAT_PCM_24, -149.0) ;
float_scaled_test ("dwvw_12.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_DWVW_12, -64.0) ;
float_scaled_test ("dwvw_16.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_DWVW_16, -92.0) ;
float_scaled_test ("dwvw_24.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_DWVW_24, -151.0) ;
float_scaled_test ("adpcm.vox", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM, -40.0) ;
float_scaled_test ("dpcm_16.xi", allow_exit, SF_FALSE, SF_FORMAT_XI | SF_FORMAT_DPCM_16, -90.0) ;
float_scaled_test ("dpcm_8.xi" , allow_exit, SF_FALSE, SF_FORMAT_XI | SF_FORMAT_DPCM_8 , -41.0) ;
float_scaled_test ("pcm_s8.sds", allow_exit, SF_FALSE, SF_FORMAT_SDS | SF_FORMAT_PCM_S8, -90.0) ;
float_scaled_test ("pcm_16.sds", allow_exit, SF_FALSE, SF_FORMAT_SDS | SF_FORMAT_PCM_16, -140.0) ;
float_scaled_test ("pcm_24.sds", allow_exit, SF_FALSE, SF_FORMAT_SDS | SF_FORMAT_PCM_24, -170.0) ;
float_scaled_test ("replace_float.raw", allow_exit, SF_TRUE, SF_ENDIAN_LITTLE | SF_FORMAT_RAW | SF_FORMAT_FLOAT, -163.0) ;
/*==============================================================================
** Double tests.
*/
double_scaled_test ("double.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_DOUBLE, -300.0) ;
/* Test both signed (AIFF) and unsigned (WAV) 8 bit files. */
double_scaled_test ("pcm_s8.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_PCM_S8, -39.0) ;
double_scaled_test ("pcm_u8.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_PCM_U8, -39.0) ;
double_scaled_test ("pcm_16.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_PCM_16, -87.0) ;
double_scaled_test ("pcm_24.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_PCM_24, -135.0) ;
double_scaled_test ("pcm_32.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_PCM_32, -184.0) ;
double_scaled_test ("ulaw.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_ULAW, -50.0) ;
double_scaled_test ("alaw.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_ALAW, -49.0) ;
double_scaled_test ("ima_adpcm.wav", allow_exit, SF_FALSE, SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, -47.0) ;
double_scaled_test ("ms_adpcm.wav" , allow_exit, SF_FALSE, SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, -40.0) ;
double_scaled_test ("gsm610.raw" , allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_GSM610, -33.0) ;
double_scaled_test ("g721_32.au", allow_exit, SF_FALSE, SF_FORMAT_AU | SF_FORMAT_G721_32, -34.0) ;
double_scaled_test ("g723_24.au", allow_exit, SF_FALSE, SF_FORMAT_AU | SF_FORMAT_G723_24, -34.0) ;
double_scaled_test ("g723_40.au", allow_exit, SF_FALSE, SF_FORMAT_AU | SF_FORMAT_G723_40, -40.0) ;
/* 24 bit PCM PAF files tested here. */
double_scaled_test ("be_paf_24.paf", allow_exit, SF_FALSE, SF_ENDIAN_BIG | SF_FORMAT_PAF | SF_FORMAT_PCM_24, -151.0) ;
double_scaled_test ("le_paf_24.paf", allow_exit, SF_FALSE, SF_ENDIAN_LITTLE | SF_FORMAT_PAF | SF_FORMAT_PCM_24, -151.0) ;
double_scaled_test ("dwvw_12.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_DWVW_12, -64.0) ;
double_scaled_test ("dwvw_16.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_DWVW_16, -92.0) ;
double_scaled_test ("dwvw_24.raw", allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_DWVW_24, -151.0) ;
double_scaled_test ("adpcm.vox" , allow_exit, SF_FALSE, SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM, -40.0) ;
double_scaled_test ("dpcm_16.xi", allow_exit, SF_FALSE, SF_FORMAT_XI | SF_FORMAT_DPCM_16, -90.0) ;
double_scaled_test ("dpcm_8.xi" , allow_exit, SF_FALSE, SF_FORMAT_XI | SF_FORMAT_DPCM_8 , -42.0) ;
double_scaled_test ("pcm_s8.sds", allow_exit, SF_FALSE, SF_FORMAT_SDS | SF_FORMAT_PCM_S8, -90.0) ;
double_scaled_test ("pcm_16.sds", allow_exit, SF_FALSE, SF_FORMAT_SDS | SF_FORMAT_PCM_16, -140.0) ;
double_scaled_test ("pcm_24.sds", allow_exit, SF_FALSE, SF_FORMAT_SDS | SF_FORMAT_PCM_24, -180.0) ;
double_scaled_test ("replace_double.raw", allow_exit, SF_TRUE, SF_FORMAT_RAW | SF_FORMAT_DOUBLE, -300.0) ;
return 0 ;
} /* main */
/*============================================================================================
* Here are the test functions.
*/
static void
float_scaled_test (const char *filename, int allow_exit, int replace_float, int filetype, double target_snr)
{ static float float_orig [DFT_DATA_LENGTH] ;
static float float_test [DFT_DATA_LENGTH] ;
SNDFILE *file ;
SF_INFO sfinfo ;
int k ;
double snr ;
print_test_name ("float_scaled_test", filename) ;
gen_windowed_sine (orig_data, DFT_DATA_LENGTH, 1.0) ;
for (k = 0 ; k < DFT_DATA_LENGTH ; k++)
float_orig [k] = orig_data [k] ;
sfinfo.samplerate = SAMPLE_RATE ;
sfinfo.frames = DFT_DATA_LENGTH ;
sfinfo.channels = 1 ;
sfinfo.format = filetype ;
file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, __LINE__) ;
sf_command (file, SFC_TEST_IEEE_FLOAT_REPLACE, NULL, replace_float) ;
test_write_float_or_die (file, 0, float_orig, DFT_DATA_LENGTH, __LINE__) ;
sf_close (file) ;
memset (float_test, 0, sizeof (float_test)) ;
file = test_open_file_or_die (filename, SFM_READ, &sfinfo, __LINE__) ;
sf_command (file, SFC_TEST_IEEE_FLOAT_REPLACE, NULL, replace_float) ;
if (sfinfo.format != filetype)
{ printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
exit (1) ;
} ;
if (sfinfo.frames < DFT_DATA_LENGTH)
{ printf ("\n\nLine %d: Incorrect number of.frames in file (too short). (%ld should be %d)\n", __LINE__, SF_COUNT_TO_LONG (sfinfo.frames), DFT_DATA_LENGTH) ;
exit (1) ;
} ;
if (sfinfo.channels != 1)
{ printf ("\n\nLine %d: Incorrect number of channels in file.\n", __LINE__) ;
exit (1) ;
} ;
check_log_buffer_or_die (file) ;
test_read_float_or_die (file, 0, float_test, DFT_DATA_LENGTH, __LINE__) ;
sf_close (file) ;
for (k = 0 ; k < DFT_DATA_LENGTH ; k++)
test_data [k] = float_test [k] ;
snr = dft_cmp (__LINE__, orig_data, test_data, DFT_DATA_LENGTH, target_snr, allow_exit) ;
if (snr < target_snr)
printf ("% 6.1fdB SNR ... ok\n", snr) ;
unlink (filename) ;
return ;
} /* float_scaled_test */
static void
double_scaled_test (const char *filename, int allow_exit, int replace_float, int filetype, double target_snr)
{ SNDFILE *file ;
SF_INFO sfinfo ;
double snr ;
print_test_name ("double_scaled_test", filename) ;
gen_windowed_sine (orig_data, DFT_DATA_LENGTH, 0.95) ;
sfinfo.samplerate = SAMPLE_RATE ;
sfinfo.frames = DFT_DATA_LENGTH ;
sfinfo.channels = 1 ;
sfinfo.format = filetype ;
file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, __LINE__) ;
sf_command (file, SFC_TEST_IEEE_FLOAT_REPLACE, NULL, replace_float) ;
test_write_double_or_die (file, 0, orig_data, DFT_DATA_LENGTH, __LINE__) ;
sf_close (file) ;
memset (test_data, 0, sizeof (test_data)) ;
file = test_open_file_or_die (filename, SFM_READ, &sfinfo, __LINE__) ;
sf_command (file, SFC_TEST_IEEE_FLOAT_REPLACE, NULL, replace_float) ;
if (sfinfo.format != filetype)
{ printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
exit (1) ;
} ;
if (sfinfo.frames < DFT_DATA_LENGTH)
{ printf ("\n\nLine %d: Incorrect number of.frames in file (too short). (%ld should be %d)\n", __LINE__, SF_COUNT_TO_LONG (sfinfo.frames), DFT_DATA_LENGTH) ;
exit (1) ;
} ;
if (sfinfo.channels != 1)
{ printf ("\n\nLine %d: Incorrect number of channels in file.\n", __LINE__) ;
exit (1) ;
} ;
check_log_buffer_or_die (file) ;
test_read_double_or_die (file, 0, test_data, DFT_DATA_LENGTH, __LINE__) ;
sf_close (file) ;
snr = dft_cmp (__LINE__, orig_data, test_data, DFT_DATA_LENGTH, target_snr, allow_exit) ;
if (snr < target_snr)
printf ("% 6.1fdB SNR ... ok\n", snr) ;
unlink (filename) ;
return ;
} /* double_scaled_test */
/*
** Do not edit or modify anything in this comment block.
** The arch-tag line is a file identity tag for the GNU Arch
** revision control system.
**
** arch-tag: c1043a35-f0aa-44af-9f7f-f193c67f140d
*/