X-Git-Url: https://scm.cri.ensmp.fr/git/Faustine.git/blobdiff_plain/1059e1cc0c2ecfa237406949aa26155b6a5b9154..66f23d4fabf89ad09adbd4dfc15ac6b5b2b7da83:/interpretor/lib/src/libsndfile-1.0.25/tests/scale_clip_test.c diff --git a/interpretor/lib/src/libsndfile-1.0.25/tests/scale_clip_test.c b/interpretor/lib/src/libsndfile-1.0.25/tests/scale_clip_test.c deleted file mode 100644 index 57b0b96..0000000 --- a/interpretor/lib/src/libsndfile-1.0.25/tests/scale_clip_test.c +++ /dev/null @@ -1,1853 +0,0 @@ -/* -** Copyright (C) 1999-2011 Erik de Castro Lopo -** -** 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 -#include -#include - -#if HAVE_UNISTD_H -#include -#endif - -#include - -#include - -#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 */ - - -