+++ /dev/null
-/*
-** Copyright (C) 1999-2011 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 "sfconfig.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#if HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-
-#include <math.h>
-
-#include <sndfile.h>
-
-#include "utils.h"
-
-#ifndef M_PI
-#define M_PI 3.14159265358979323846264338
-#endif
-
-#define HALF_BUFFER_SIZE (1 << 12)
-#define BUFFER_SIZE (2 * HALF_BUFFER_SIZE)
-
-#define SINE_AMP 1.1
-#define MAX_ERROR 0.0202
-
-
-static void flt_scale_clip_test_16 (const char *filename, int filetype, float maxval) ;
-static void flt_scale_clip_test_24 (const char *filename, int filetype, float maxval) ;
-static void flt_scale_clip_test_32 (const char *filename, int filetype, float maxval) ;
-static void flt_scale_clip_test_08 (const char *filename, int filetype, float maxval) ;
-
-static void dbl_scale_clip_test_16 (const char *filename, int filetype, float maxval) ;
-static void dbl_scale_clip_test_24 (const char *filename, int filetype, float maxval) ;
-static void dbl_scale_clip_test_32 (const char *filename, int filetype, float maxval) ;
-static void dbl_scale_clip_test_08 (const char *filename, int filetype, float maxval) ;
-
-
-
-static void flt_short_clip_read_test (const char *filename, int filetype) ;
-static void flt_int_clip_read_test (const char *filename, int filetype) ;
-
-static void dbl_short_clip_read_test (const char *filename, int filetype) ;
-static void dbl_int_clip_read_test (const char *filename, int filetype) ;
-
-
-
-static void short_flt_scale_write_test (const char *filename, int filetype) ;
-static void short_dbl_scale_write_test (const char *filename, int filetype) ;
-
-static void int_flt_scale_write_test (const char *filename, int filetype) ;
-static void int_dbl_scale_write_test (const char *filename, int filetype) ;
-
-
-typedef union
-{ double dbl [BUFFER_SIZE] ;
- float flt [BUFFER_SIZE] ;
- int i [BUFFER_SIZE] ;
- short s [BUFFER_SIZE] ;
-} BUFFER ;
-
-/* Data buffer. */
-static BUFFER buffer_out ;
-static BUFFER buffer_in ;
-
-int
-main (void)
-{
- flt_scale_clip_test_08 ("scale_clip_s8.au", SF_FORMAT_AU | SF_FORMAT_PCM_S8, 1.0 * 0x80) ;
- flt_scale_clip_test_08 ("scale_clip_u8.wav", SF_FORMAT_WAV | SF_FORMAT_PCM_U8, 1.0 * 0x80) ;
-
- dbl_scale_clip_test_08 ("scale_clip_s8.au", SF_FORMAT_AU | SF_FORMAT_PCM_S8, 1.0 * 0x80) ;
- dbl_scale_clip_test_08 ("scale_clip_u8.wav", SF_FORMAT_WAV | SF_FORMAT_PCM_U8, 1.0 * 0x80) ;
-
- /*
- ** Now use SF_FORMAT_AU where possible because it allows both
- ** big and little endian files.
- */
-
- flt_scale_clip_test_16 ("scale_clip_be16.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_PCM_16, 1.0 * 0x8000) ;
- flt_scale_clip_test_16 ("scale_clip_le16.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_PCM_16, 1.0 * 0x8000) ;
- flt_scale_clip_test_24 ("scale_clip_be24.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_PCM_24, 1.0 * 0x800000) ;
- flt_scale_clip_test_24 ("scale_clip_le24.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_PCM_24, 1.0 * 0x800000) ;
- flt_scale_clip_test_32 ("scale_clip_be32.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_PCM_32, 1.0 * 0x80000000) ;
- flt_scale_clip_test_32 ("scale_clip_le32.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_PCM_32, 1.0 * 0x80000000) ;
-
- dbl_scale_clip_test_16 ("scale_clip_be16.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_PCM_16, 1.0 * 0x8000) ;
- dbl_scale_clip_test_16 ("scale_clip_le16.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_PCM_16, 1.0 * 0x8000) ;
- dbl_scale_clip_test_24 ("scale_clip_be24.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_PCM_24, 1.0 * 0x800000) ;
- dbl_scale_clip_test_24 ("scale_clip_le24.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_PCM_24, 1.0 * 0x800000) ;
- dbl_scale_clip_test_32 ("scale_clip_be32.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_PCM_32, 1.0 * 0x80000000) ;
- dbl_scale_clip_test_32 ("scale_clip_le32.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_PCM_32, 1.0 * 0x80000000) ;
-
- flt_short_clip_read_test ("flt_short.au" , SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_FLOAT) ;
- flt_int_clip_read_test ("flt_int.au" , SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_FLOAT) ;
- dbl_short_clip_read_test ("dbl_short.au" , SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_DOUBLE) ;
- dbl_int_clip_read_test ("dbl_int.au" , SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_DOUBLE) ;
-
- short_flt_scale_write_test ("short_flt.au" , SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_FLOAT) ;
- int_flt_scale_write_test ("int_flt.au" , SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_FLOAT) ;
- short_dbl_scale_write_test ("short_dbl.au" , SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_DOUBLE) ;
- int_dbl_scale_write_test ("int_dbl.au" , SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_DOUBLE) ;
-
- return 0 ;
-} /* main */
-
-/*============================================================================================
-** Here are the test functions.
-*/
-
-
-static void
-flt_scale_clip_test_16 (const char *filename, int filetype, float maxval)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- int k ;
- float *data_out, *data_in ;
- double diff, clip_max_diff ;
-
- print_test_name ("flt_scale_clip_test_16", filename) ;
-
- data_out = buffer_out.flt ;
- data_in = buffer_in.flt ;
-
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { data_out [k] = 1.2 * sin (2 * M_PI * k / HALF_BUFFER_SIZE) ;
- data_out [k + HALF_BUFFER_SIZE] = data_out [k] * maxval ;
- } ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- /*
- ** Write two versions of the data:
- ** normalized and clipped
- ** un-normalized and clipped.
- */
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_SET_CLIPPING, NULL, SF_TRUE) ;
- test_write_float_or_die (file, 0, data_out, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
- test_write_float_or_die (file, 0, data_out + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&buffer_in, 0, sizeof (buffer_in)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- test_read_float_or_die (file, 0, data_in, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
- test_read_float_or_die (file, 0, data_in + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- /* Check normalized version. */
- clip_max_diff = 0.0 ;
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > 1.0)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > 1.0)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0 / 0x8000)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- /* Check the un-normalized data. */
- clip_max_diff = 0.0 ;
- for (k = HALF_BUFFER_SIZE ; k < BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > maxval)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > maxval)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (un-normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (un-normalised).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- printf ("ok\n") ;
- unlink (filename) ;
-} /* flt_scale_clip_test_16 */
-
-static void
-flt_scale_clip_test_24 (const char *filename, int filetype, float maxval)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- int k ;
- float *data_out, *data_in ;
- double diff, clip_max_diff ;
-
- print_test_name ("flt_scale_clip_test_24", filename) ;
-
- data_out = buffer_out.flt ;
- data_in = buffer_in.flt ;
-
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { data_out [k] = 1.2 * sin (2 * M_PI * k / HALF_BUFFER_SIZE) ;
- data_out [k + HALF_BUFFER_SIZE] = data_out [k] * maxval ;
- } ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- /*
- ** Write two versions of the data:
- ** normalized and clipped
- ** un-normalized and clipped.
- */
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_SET_CLIPPING, NULL, SF_TRUE) ;
- test_write_float_or_die (file, 0, data_out, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
- test_write_float_or_die (file, 0, data_out + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&buffer_in, 0, sizeof (buffer_in)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- test_read_float_or_die (file, 0, data_in, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
- test_read_float_or_die (file, 0, data_in + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- /* Check normalized version. */
- clip_max_diff = 0.0 ;
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > 1.0)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > 1.0)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0 / 0x800000)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- /* Check the un-normalized data. */
- clip_max_diff = 0.0 ;
- for (k = HALF_BUFFER_SIZE ; k < BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > maxval)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > maxval)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (un-normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (un-normalised).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- printf ("ok\n") ;
- unlink (filename) ;
-} /* flt_scale_clip_test_24 */
-
-static void
-flt_scale_clip_test_32 (const char *filename, int filetype, float maxval)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- int k ;
- float *data_out, *data_in ;
- double diff, clip_max_diff ;
-
- print_test_name ("flt_scale_clip_test_32", filename) ;
-
- data_out = buffer_out.flt ;
- data_in = buffer_in.flt ;
-
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { data_out [k] = 1.2 * sin (2 * M_PI * k / HALF_BUFFER_SIZE) ;
- data_out [k + HALF_BUFFER_SIZE] = data_out [k] * maxval ;
- } ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- /*
- ** Write two versions of the data:
- ** normalized and clipped
- ** un-normalized and clipped.
- */
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_SET_CLIPPING, NULL, SF_TRUE) ;
- test_write_float_or_die (file, 0, data_out, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
- test_write_float_or_die (file, 0, data_out + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&buffer_in, 0, sizeof (buffer_in)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- test_read_float_or_die (file, 0, data_in, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
- test_read_float_or_die (file, 0, data_in + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- /* Check normalized version. */
- clip_max_diff = 0.0 ;
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > 1.0)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > 1.0)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0 / 0x80000000)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- /* Check the un-normalized data. */
- clip_max_diff = 0.0 ;
- for (k = HALF_BUFFER_SIZE ; k < BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > maxval)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > maxval)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (un-normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (un-normalised).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- printf ("ok\n") ;
- unlink (filename) ;
-} /* flt_scale_clip_test_32 */
-
-static void
-flt_scale_clip_test_08 (const char *filename, int filetype, float maxval)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- int k ;
- float *data_out, *data_in ;
- double diff, clip_max_diff ;
-
- print_test_name ("flt_scale_clip_test_08", filename) ;
-
- data_out = buffer_out.flt ;
- data_in = buffer_in.flt ;
-
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { data_out [k] = 1.2 * sin (2 * M_PI * k / HALF_BUFFER_SIZE) ;
- data_out [k + HALF_BUFFER_SIZE] = data_out [k] * maxval ;
- } ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- /*
- ** Write two versions of the data:
- ** normalized and clipped
- ** un-normalized and clipped.
- */
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_SET_CLIPPING, NULL, SF_TRUE) ;
- test_write_float_or_die (file, 0, data_out, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
- test_write_float_or_die (file, 0, data_out + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&buffer_in, 0, sizeof (buffer_in)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- test_read_float_or_die (file, 0, data_in, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
- test_read_float_or_die (file, 0, data_in + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- /* Check normalized version. */
- clip_max_diff = 0.0 ;
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > 1.0)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > 1.0)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0 / 0x80)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- /* Check the un-normalized data. */
- clip_max_diff = 0.0 ;
- for (k = HALF_BUFFER_SIZE ; k < BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > maxval)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > maxval)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (un-normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (un-normalised).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- printf ("ok\n") ;
- unlink (filename) ;
-} /* flt_scale_clip_test_08 */
-
-
-
-static void
-dbl_scale_clip_test_16 (const char *filename, int filetype, float maxval)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- int k ;
- double *data_out, *data_in ;
- double diff, clip_max_diff ;
-
- print_test_name ("dbl_scale_clip_test_16", filename) ;
-
- data_out = buffer_out.dbl ;
- data_in = buffer_in.dbl ;
-
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { data_out [k] = 1.2 * sin (2 * M_PI * k / HALF_BUFFER_SIZE) ;
- data_out [k + HALF_BUFFER_SIZE] = data_out [k] * maxval ;
- } ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- /*
- ** Write two versions of the data:
- ** normalized and clipped
- ** un-normalized and clipped.
- */
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_SET_CLIPPING, NULL, SF_TRUE) ;
- test_write_double_or_die (file, 0, data_out, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
- test_write_double_or_die (file, 0, data_out + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&buffer_in, 0, sizeof (buffer_in)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- test_read_double_or_die (file, 0, data_in, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
- test_read_double_or_die (file, 0, data_in + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- /* Check normalized version. */
- clip_max_diff = 0.0 ;
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > 1.0)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > 1.0)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0 / 0x8000)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- /* Check the un-normalized data. */
- clip_max_diff = 0.0 ;
- for (k = HALF_BUFFER_SIZE ; k < BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > maxval)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > maxval)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (un-normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (un-normalised).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- printf ("ok\n") ;
- unlink (filename) ;
-} /* dbl_scale_clip_test_16 */
-
-static void
-dbl_scale_clip_test_24 (const char *filename, int filetype, float maxval)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- int k ;
- double *data_out, *data_in ;
- double diff, clip_max_diff ;
-
- print_test_name ("dbl_scale_clip_test_24", filename) ;
-
- data_out = buffer_out.dbl ;
- data_in = buffer_in.dbl ;
-
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { data_out [k] = 1.2 * sin (2 * M_PI * k / HALF_BUFFER_SIZE) ;
- data_out [k + HALF_BUFFER_SIZE] = data_out [k] * maxval ;
- } ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- /*
- ** Write two versions of the data:
- ** normalized and clipped
- ** un-normalized and clipped.
- */
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_SET_CLIPPING, NULL, SF_TRUE) ;
- test_write_double_or_die (file, 0, data_out, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
- test_write_double_or_die (file, 0, data_out + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&buffer_in, 0, sizeof (buffer_in)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- test_read_double_or_die (file, 0, data_in, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
- test_read_double_or_die (file, 0, data_in + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- /* Check normalized version. */
- clip_max_diff = 0.0 ;
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > 1.0)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > 1.0)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0 / 0x800000)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- /* Check the un-normalized data. */
- clip_max_diff = 0.0 ;
- for (k = HALF_BUFFER_SIZE ; k < BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > maxval)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > maxval)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (un-normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (un-normalised).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- printf ("ok\n") ;
- unlink (filename) ;
-} /* dbl_scale_clip_test_24 */
-
-static void
-dbl_scale_clip_test_32 (const char *filename, int filetype, float maxval)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- int k ;
- double *data_out, *data_in ;
- double diff, clip_max_diff ;
-
- print_test_name ("dbl_scale_clip_test_32", filename) ;
-
- data_out = buffer_out.dbl ;
- data_in = buffer_in.dbl ;
-
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { data_out [k] = 1.2 * sin (2 * M_PI * k / HALF_BUFFER_SIZE) ;
- data_out [k + HALF_BUFFER_SIZE] = data_out [k] * maxval ;
- } ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- /*
- ** Write two versions of the data:
- ** normalized and clipped
- ** un-normalized and clipped.
- */
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_SET_CLIPPING, NULL, SF_TRUE) ;
- test_write_double_or_die (file, 0, data_out, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
- test_write_double_or_die (file, 0, data_out + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&buffer_in, 0, sizeof (buffer_in)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- test_read_double_or_die (file, 0, data_in, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
- test_read_double_or_die (file, 0, data_in + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- /* Check normalized version. */
- clip_max_diff = 0.0 ;
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > 1.0)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > 1.0)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0 / 0x80000000)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- /* Check the un-normalized data. */
- clip_max_diff = 0.0 ;
- for (k = HALF_BUFFER_SIZE ; k < BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > maxval)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > maxval)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (un-normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (un-normalised).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- printf ("ok\n") ;
- unlink (filename) ;
-} /* dbl_scale_clip_test_32 */
-
-static void
-dbl_scale_clip_test_08 (const char *filename, int filetype, float maxval)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- int k ;
- double *data_out, *data_in ;
- double diff, clip_max_diff ;
-
- print_test_name ("dbl_scale_clip_test_08", filename) ;
-
- data_out = buffer_out.dbl ;
- data_in = buffer_in.dbl ;
-
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { data_out [k] = 1.2 * sin (2 * M_PI * k / HALF_BUFFER_SIZE) ;
- data_out [k + HALF_BUFFER_SIZE] = data_out [k] * maxval ;
- } ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- /*
- ** Write two versions of the data:
- ** normalized and clipped
- ** un-normalized and clipped.
- */
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_SET_CLIPPING, NULL, SF_TRUE) ;
- test_write_double_or_die (file, 0, data_out, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
- test_write_double_or_die (file, 0, data_out + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&buffer_in, 0, sizeof (buffer_in)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- test_read_double_or_die (file, 0, data_in, HALF_BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
- test_read_double_or_die (file, 0, data_in + HALF_BUFFER_SIZE, HALF_BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- /* Check normalized version. */
- clip_max_diff = 0.0 ;
- for (k = 0 ; k < HALF_BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > 1.0)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > 1.0)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0 / 0x80)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- /* Check the un-normalized data. */
- clip_max_diff = 0.0 ;
- for (k = HALF_BUFFER_SIZE ; k < BUFFER_SIZE ; k++)
- { if (fabs (data_in [k]) > maxval)
- { printf ("\n\nLine %d: Input sample %d/%d (%f) has not been clipped.\n\n", __LINE__, k, BUFFER_SIZE, data_in [k]) ;
- exit (1) ;
- } ;
-
- if (data_out [k] * data_in [k] < 0.0)
- { printf ("\n\nLine %d: Data wrap around at index %d/%d.\n\n", __LINE__, k, BUFFER_SIZE) ;
- exit (1) ;
- } ;
-
- if (fabs (data_out [k]) > maxval)
- continue ;
-
- diff = fabs (data_out [k] - data_in [k]) ;
- if (diff > clip_max_diff)
- clip_max_diff = diff ;
- } ;
-
- if (clip_max_diff < 1e-20)
- { printf ("\n\nLine %d: Clipping difference (%e) too small (un-normalized).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- if (clip_max_diff > 1.0)
- { printf ("\n\nLine %d: Clipping difference (%e) too large (un-normalised).\n\n", __LINE__, clip_max_diff) ;
- exit (1) ;
- } ;
-
- printf ("ok\n") ;
- unlink (filename) ;
-} /* dbl_scale_clip_test_08 */
-
-
-
-
-/*==============================================================================
-*/
-
-
-static void flt_short_clip_read_test (const char *filename, int filetype)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- float *data_out ;
- short *data_in, max_value ;
- int k ;
-
- print_test_name ("flt_short_clip_read_test", filename) ;
-
- data_out = buffer_out.flt ;
- data_in = buffer_in.s ;
-
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- data_out [k] = 0.995 * sin (4 * M_PI * k / BUFFER_SIZE) ;
- data_out [BUFFER_SIZE / 8] = 1.0 ;
- data_out [3 * BUFFER_SIZE / 8] = -1.000000001 ;
- data_out [5 * BUFFER_SIZE / 8] = 1.0 ;
- data_out [7 * BUFFER_SIZE / 8] = -1.000000001 ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- /* Save unclipped data to the file. */
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- test_write_float_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_SET_SCALE_FLOAT_INT_READ, NULL, SF_TRUE) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- sf_command (file, SFC_SET_CLIPPING, NULL, SF_TRUE) ;
- test_read_short_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
- /*-sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;-*/
- sf_close (file) ;
-
- /* Check the first half. */
- max_value = 0 ;
- for (k = 0 ; k < sfinfo.frames ; k++)
- { /* Check if data_out has different sign from data_in. */
- if ((data_out [k] < 0.0 && data_in [k] > 0) || (data_out [k] > 0.0 && data_in [k] < 0))
- { printf ("\n\nLine %d: Data wrap around at index %d/%d (%f -> %d).\n\n", __LINE__, k, BUFFER_SIZE, data_out [k], data_in [k]) ;
- exit (1) ;
- } ;
- max_value = (max_value > abs (data_in [k])) ? max_value : abs (data_in [k]) ;
- } ;
-
- unlink (filename) ;
- puts ("ok") ;
-} /* flt_short_clip_read_test */
-static void flt_int_clip_read_test (const char *filename, int filetype)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- float *data_out ;
- int *data_in, max_value ;
- int k ;
-
- print_test_name ("flt_int_clip_read_test", filename) ;
-
- data_out = buffer_out.flt ;
- data_in = buffer_in.i ;
-
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- data_out [k] = 0.995 * sin (4 * M_PI * k / BUFFER_SIZE) ;
- data_out [BUFFER_SIZE / 8] = 1.0 ;
- data_out [3 * BUFFER_SIZE / 8] = -1.000000001 ;
- data_out [5 * BUFFER_SIZE / 8] = 1.0 ;
- data_out [7 * BUFFER_SIZE / 8] = -1.000000001 ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- /* Save unclipped data to the file. */
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- test_write_float_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_SET_SCALE_FLOAT_INT_READ, NULL, SF_TRUE) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- sf_command (file, SFC_SET_CLIPPING, NULL, SF_TRUE) ;
- test_read_int_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
- /*-sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;-*/
- sf_close (file) ;
-
- /* Check the first half. */
- max_value = 0 ;
- for (k = 0 ; k < sfinfo.frames ; k++)
- { /* Check if data_out has different sign from data_in. */
- if ((data_out [k] < 0.0 && data_in [k] > 0) || (data_out [k] > 0.0 && data_in [k] < 0))
- { printf ("\n\nLine %d: Data wrap around at index %d/%d (%f -> %d).\n\n", __LINE__, k, BUFFER_SIZE, data_out [k], data_in [k]) ;
- exit (1) ;
- } ;
- max_value = (max_value > abs (data_in [k])) ? max_value : abs (data_in [k]) ;
- } ;
-
- unlink (filename) ;
- puts ("ok") ;
-} /* flt_int_clip_read_test */
-
-static void dbl_short_clip_read_test (const char *filename, int filetype)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- double *data_out ;
- short *data_in, max_value ;
- int k ;
-
- print_test_name ("dbl_short_clip_read_test", filename) ;
-
- data_out = buffer_out.dbl ;
- data_in = buffer_in.s ;
-
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- data_out [k] = 0.995 * sin (4 * M_PI * k / BUFFER_SIZE) ;
- data_out [BUFFER_SIZE / 8] = 1.0 ;
- data_out [3 * BUFFER_SIZE / 8] = -1.000000001 ;
- data_out [5 * BUFFER_SIZE / 8] = 1.0 ;
- data_out [7 * BUFFER_SIZE / 8] = -1.000000001 ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- /* Save unclipped data to the file. */
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- test_write_double_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_SET_SCALE_FLOAT_INT_READ, NULL, SF_TRUE) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- sf_command (file, SFC_SET_CLIPPING, NULL, SF_TRUE) ;
- test_read_short_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
- /*-sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;-*/
- sf_close (file) ;
-
- /* Check the first half. */
- max_value = 0 ;
- for (k = 0 ; k < sfinfo.frames ; k++)
- { /* Check if data_out has different sign from data_in. */
- if ((data_out [k] < 0.0 && data_in [k] > 0) || (data_out [k] > 0.0 && data_in [k] < 0))
- { printf ("\n\nLine %d: Data wrap around at index %d/%d (%f -> %d).\n\n", __LINE__, k, BUFFER_SIZE, data_out [k], data_in [k]) ;
- exit (1) ;
- } ;
- max_value = (max_value > abs (data_in [k])) ? max_value : abs (data_in [k]) ;
- } ;
-
- unlink (filename) ;
- puts ("ok") ;
-} /* dbl_short_clip_read_test */
-static void dbl_int_clip_read_test (const char *filename, int filetype)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- double *data_out ;
- int *data_in, max_value ;
- int k ;
-
- print_test_name ("dbl_int_clip_read_test", filename) ;
-
- data_out = buffer_out.dbl ;
- data_in = buffer_in.i ;
-
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- data_out [k] = 0.995 * sin (4 * M_PI * k / BUFFER_SIZE) ;
- data_out [BUFFER_SIZE / 8] = 1.0 ;
- data_out [3 * BUFFER_SIZE / 8] = -1.000000001 ;
- data_out [5 * BUFFER_SIZE / 8] = 1.0 ;
- data_out [7 * BUFFER_SIZE / 8] = -1.000000001 ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- /* Save unclipped data to the file. */
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- test_write_double_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_SET_SCALE_FLOAT_INT_READ, NULL, SF_TRUE) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- sf_command (file, SFC_SET_CLIPPING, NULL, SF_TRUE) ;
- test_read_int_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
- /*-sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;-*/
- sf_close (file) ;
-
- /* Check the first half. */
- max_value = 0 ;
- for (k = 0 ; k < sfinfo.frames ; k++)
- { /* Check if data_out has different sign from data_in. */
- if ((data_out [k] < 0.0 && data_in [k] > 0) || (data_out [k] > 0.0 && data_in [k] < 0))
- { printf ("\n\nLine %d: Data wrap around at index %d/%d (%f -> %d).\n\n", __LINE__, k, BUFFER_SIZE, data_out [k], data_in [k]) ;
- exit (1) ;
- } ;
- max_value = (max_value > abs (data_in [k])) ? max_value : abs (data_in [k]) ;
- } ;
-
- unlink (filename) ;
- puts ("ok") ;
-} /* dbl_int_clip_read_test */
-
-
-/*==============================================================================
-*/
-
-
-static void short_flt_scale_write_test (const char *filename, int filetype)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- short *data_out ;
- float *data_in, max_value ;
- int k ;
-
- print_test_name ("short_flt_clip_write_test", filename) ;
-
- data_out = buffer_out.s ;
- data_in = buffer_in.flt ;
-
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- data_out [k] = lrintf (0x7FFFF * 0.995 * sin (4 * M_PI * k / BUFFER_SIZE)) ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- test_write_short_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_SCALE_INT_FLOAT_WRITE, NULL, SF_TRUE) ;
- test_write_short_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_SCALE_INT_FLOAT_WRITE, NULL, SF_FALSE) ;
- test_write_short_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != 3 * BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, 3 * BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- /* Check the first section. */
- test_read_float_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
-
- max_value = 0.0 ;
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- max_value = (max_value > fabs (data_in [k])) ? max_value : fabs (data_in [k]) ;
-
- if (max_value < 1000.0)
- { printf ("\n\nLine %d: Max value (%f) < 1000.0.\n\n", __LINE__, max_value) ;
- exit (1) ;
- } ;
-
- /* Check the second section. */
- test_read_float_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
-
- max_value = 0.0 ;
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- max_value = (max_value > fabs (data_in [k])) ? max_value : fabs (data_in [k]) ;
-
- if (max_value > 1.0)
- { printf ("\n\nLine %d: Max value (%f) > 1.0.\n\n", __LINE__, max_value) ;
- exit (1) ;
- } ;
-
- /* Check the third section. */
- test_read_float_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
-
- max_value = 0.0 ;
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- max_value = (max_value > fabs (data_in [k])) ? max_value : fabs (data_in [k]) ;
-
- if (max_value < 1000.0)
- { printf ("\n\nLine %d: Max value (%f) < 1000.0.\n\n", __LINE__, max_value) ;
- exit (1) ;
- } ;
-
- sf_close (file) ;
-
- unlink (filename) ;
- puts ("ok") ;
-} /* short_flt_scale_write_test */
-static void short_dbl_scale_write_test (const char *filename, int filetype)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- short *data_out ;
- double *data_in, max_value ;
- int k ;
-
- print_test_name ("short_dbl_clip_write_test", filename) ;
-
- data_out = buffer_out.s ;
- data_in = buffer_in.dbl ;
-
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- data_out [k] = lrint (0x7FFFF * 0.995 * sin (4 * M_PI * k / BUFFER_SIZE)) ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- test_write_short_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_SCALE_INT_FLOAT_WRITE, NULL, SF_TRUE) ;
- test_write_short_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_SCALE_INT_FLOAT_WRITE, NULL, SF_FALSE) ;
- test_write_short_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != 3 * BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, 3 * BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- /* Check the first section. */
- test_read_double_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
-
- max_value = 0.0 ;
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- max_value = (max_value > fabs (data_in [k])) ? max_value : fabs (data_in [k]) ;
-
- if (max_value < 1000.0)
- { printf ("\n\nLine %d: Max value (%f) < 1000.0.\n\n", __LINE__, max_value) ;
- exit (1) ;
- } ;
-
- /* Check the second section. */
- test_read_double_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
-
- max_value = 0.0 ;
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- max_value = (max_value > fabs (data_in [k])) ? max_value : fabs (data_in [k]) ;
-
- if (max_value > 1.0)
- { printf ("\n\nLine %d: Max value (%f) > 1.0.\n\n", __LINE__, max_value) ;
- exit (1) ;
- } ;
-
- /* Check the third section. */
- test_read_double_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
-
- max_value = 0.0 ;
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- max_value = (max_value > fabs (data_in [k])) ? max_value : fabs (data_in [k]) ;
-
- if (max_value < 1000.0)
- { printf ("\n\nLine %d: Max value (%f) < 1000.0.\n\n", __LINE__, max_value) ;
- exit (1) ;
- } ;
-
- sf_close (file) ;
-
- unlink (filename) ;
- puts ("ok") ;
-} /* short_dbl_scale_write_test */
-
-static void int_flt_scale_write_test (const char *filename, int filetype)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- int *data_out ;
- float *data_in, max_value ;
- int k ;
-
- print_test_name ("int_flt_clip_write_test", filename) ;
-
- data_out = buffer_out.i ;
- data_in = buffer_in.flt ;
-
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- data_out [k] = lrintf (0x7FFFFFFF * 0.995 * sin (4 * M_PI * k / BUFFER_SIZE)) ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- test_write_int_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_SCALE_INT_FLOAT_WRITE, NULL, SF_TRUE) ;
- test_write_int_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_SCALE_INT_FLOAT_WRITE, NULL, SF_FALSE) ;
- test_write_int_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != 3 * BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, 3 * BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- /* Check the first section. */
- test_read_float_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
-
- max_value = 0.0 ;
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- max_value = (max_value > fabs (data_in [k])) ? max_value : fabs (data_in [k]) ;
-
- if (max_value < 1000.0)
- { printf ("\n\nLine %d: Max value (%f) < 1000.0.\n\n", __LINE__, max_value) ;
- exit (1) ;
- } ;
-
- /* Check the second section. */
- test_read_float_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
-
- max_value = 0.0 ;
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- max_value = (max_value > fabs (data_in [k])) ? max_value : fabs (data_in [k]) ;
-
- if (max_value > 1.0)
- { printf ("\n\nLine %d: Max value (%f) > 1.0.\n\n", __LINE__, max_value) ;
- exit (1) ;
- } ;
-
- /* Check the third section. */
- test_read_float_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
-
- max_value = 0.0 ;
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- max_value = (max_value > fabs (data_in [k])) ? max_value : fabs (data_in [k]) ;
-
- if (max_value < 1000.0)
- { printf ("\n\nLine %d: Max value (%f) < 1000.0.\n\n", __LINE__, max_value) ;
- exit (1) ;
- } ;
-
- sf_close (file) ;
-
- unlink (filename) ;
- puts ("ok") ;
-} /* int_flt_scale_write_test */
-static void int_dbl_scale_write_test (const char *filename, int filetype)
-{ SNDFILE *file ;
- SF_INFO sfinfo ;
- int *data_out ;
- double *data_in, max_value ;
- int k ;
-
- print_test_name ("int_dbl_clip_write_test", filename) ;
-
- data_out = buffer_out.i ;
- data_in = buffer_in.dbl ;
-
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- data_out [k] = lrint (0x7FFFFFFF * 0.995 * sin (4 * M_PI * k / BUFFER_SIZE)) ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- sfinfo.samplerate = 44100 ;
- sfinfo.frames = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.format = filetype ;
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- test_write_int_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_SCALE_INT_FLOAT_WRITE, NULL, SF_TRUE) ;
- test_write_int_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_command (file, SFC_SET_SCALE_INT_FLOAT_WRITE, NULL, SF_FALSE) ;
- test_write_int_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ;
- sf_close (file) ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
-
- sfinfo.format &= (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK) ;
-
- if (sfinfo.format != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
- { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n\n", __LINE__, filetype, sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.frames != 3 * BUFFER_SIZE)
- { printf ("\n\nLine %d: Incorrect number of frames in file (%d => %ld).\n\n", __LINE__, 3 * BUFFER_SIZE, SF_COUNT_TO_LONG (sfinfo.frames)) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("\n\nLine %d: Incorrect number of channels in file.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- check_log_buffer_or_die (file, __LINE__) ;
-
- /* Check the first section. */
- test_read_double_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
-
- max_value = 0.0 ;
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- max_value = (max_value > fabs (data_in [k])) ? max_value : fabs (data_in [k]) ;
-
- if (max_value < 1000.0)
- { printf ("\n\nLine %d: Max value (%f) < 1000.0.\n\n", __LINE__, max_value) ;
- exit (1) ;
- } ;
-
- /* Check the second section. */
- test_read_double_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
-
- max_value = 0.0 ;
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- max_value = (max_value > fabs (data_in [k])) ? max_value : fabs (data_in [k]) ;
-
- if (max_value > 1.0)
- { printf ("\n\nLine %d: Max value (%f) > 1.0.\n\n", __LINE__, max_value) ;
- exit (1) ;
- } ;
-
- /* Check the third section. */
- test_read_double_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ;
-
- max_value = 0.0 ;
- for (k = 0 ; k < BUFFER_SIZE ; k++)
- max_value = (max_value > fabs (data_in [k])) ? max_value : fabs (data_in [k]) ;
-
- if (max_value < 1000.0)
- { printf ("\n\nLine %d: Max value (%f) < 1000.0.\n\n", __LINE__, max_value) ;
- exit (1) ;
- } ;
-
- sf_close (file) ;
-
- unlink (filename) ;
- puts ("ok") ;
-} /* int_dbl_scale_write_test */
-
-
-
projects / Faustine.git / blobdiff