X-Git-Url: https://scm.cri.ensmp.fr/git/Faustine.git/blobdiff_plain/992d59159547267e1491fcd1c5123765b4c452b8..63cf293f572ae7d5c1c83b9dffb31e7d774f8854:/interpretor/lib/src/libsndfile-1.0.25/tests/scale_clip_test.tpl diff --git a/interpretor/lib/src/libsndfile-1.0.25/tests/scale_clip_test.tpl b/interpretor/lib/src/libsndfile-1.0.25/tests/scale_clip_test.tpl new file mode 100644 index 0000000..d8a8b32 --- /dev/null +++ b/interpretor/lib/src/libsndfile-1.0.25/tests/scale_clip_test.tpl @@ -0,0 +1,438 @@ +[+ AutoGen5 template c +] +/* +** 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 + +[+ FOR float_type +] +[+ FOR data_type ++]static void [+ (get "float_short_name") +]_scale_clip_test_[+ (get "name") +] (const char *filename, int filetype, float maxval) ; +[+ ENDFOR data_type ++][+ ENDFOR float_type +] + +[+ FOR float_type +] +[+ FOR int_type ++]static void [+ (get "float_short_name") +]_[+ (get "int_type_name") +]_clip_read_test (const char *filename, int filetype) ; +[+ ENDFOR int_type ++][+ ENDFOR float_type +] + +[+ FOR int_type +] +[+ FOR float_type ++]static void [+ (get "int_type_name") +]_[+ (get "float_short_name") +]_scale_write_test (const char *filename, int filetype) ; +[+ ENDFOR float_type ++][+ ENDFOR int_type +] + +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. +*/ + +[+ FOR float_type +] +[+ FOR data_type ++]static void +[+ (get "float_short_name") +]_scale_clip_test_[+ (get "name") +] (const char *filename, int filetype, float maxval) +{ SNDFILE *file ; + SF_INFO sfinfo ; + int k ; + [+ (get "float_type_name") +] *data_out, *data_in ; + double diff, clip_max_diff ; + + print_test_name ("[+ (get "float_short_name") +]_scale_clip_test_[+ (get "name") +]", filename) ; + + data_out = buffer_out.[+ (get "float_short_name") +] ; + data_in = buffer_in.[+ (get "float_short_name") +] ; + + 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_[+ (get "float_type_name") +]_or_die (file, 0, data_out, HALF_BUFFER_SIZE, __LINE__) ; + sf_command (file, SFC_SET_NORM_[+ (get "float_upper_name") +], NULL, SF_FALSE) ; + test_write_[+ (get "float_type_name") +]_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_[+ (get "float_type_name") +]_or_die (file, 0, data_in, HALF_BUFFER_SIZE, __LINE__) ; + sf_command (file, SFC_SET_NORM_[+ (get "float_upper_name") +], NULL, SF_FALSE) ; + test_read_[+ (get "float_type_name") +]_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 > [+ (get "error_val") +]) + { 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) ; +} /* [+ (get "float_short_name") +]_scale_clip_test_[+ (get "name") +] */ + +[+ ENDFOR data_type ++] +[+ ENDFOR float_type +] + +/*============================================================================== +*/ + +[+ FOR float_type +] +[+ FOR int_type ++]static void [+ (get "float_short_name") +]_[+ (get "int_type_name") +]_clip_read_test (const char *filename, int filetype) +{ SNDFILE *file ; + SF_INFO sfinfo ; + [+ (get "float_type_name") +] *data_out ; + [+ (get "int_type_name") +] *data_in, max_value ; + int k ; + + print_test_name ("[+ (get "float_short_name") +]_[+ (get "int_type_name") +]_clip_read_test", filename) ; + + data_out = buffer_out.[+ (get "float_short_name") +] ; + data_in = buffer_in.[+ (get "int_short_name") +] ; + + 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_[+ (get "float_type_name") +]_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_[+ (get "int_type_name") +]_or_die (file, 0, data_in, BUFFER_SIZE, __LINE__) ; + /*-sf_command (file, SFC_SET_NORM_[+ (get "float_upper_name") +], 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") ; +} /* [+ (get "float_short_name") +]_[+ (get "int_type_name") +]_clip_read_test */ +[+ ENDFOR int_type ++][+ ENDFOR float_type +] + +/*============================================================================== +*/ + +[+ FOR int_type +] +[+ FOR float_type ++]static void [+ (get "int_type_name") +]_[+ (get "float_short_name") +]_scale_write_test (const char *filename, int filetype) +{ SNDFILE *file ; + SF_INFO sfinfo ; + [+ (get "int_type_name") +] *data_out ; + [+ (get "float_type_name") +] *data_in, max_value ; + int k ; + + print_test_name ("[+ (get "int_type_name") +]_[+ (get "float_short_name") +]_clip_write_test", filename) ; + + data_out = buffer_out.[+ (get "int_short_name") +] ; + data_in = buffer_in.[+ (get "float_short_name") +] ; + + for (k = 0 ; k < BUFFER_SIZE ; k++) + data_out [k] = [+ (get "float_to_int") +] ([+ (get "int_max_value") +] * 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_[+ (get "int_type_name") +]_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ; + sf_command (file, SFC_SET_SCALE_INT_FLOAT_WRITE, NULL, SF_TRUE) ; + test_write_[+ (get "int_type_name") +]_or_die (file, 0, data_out, BUFFER_SIZE, __LINE__) ; + sf_command (file, SFC_SET_SCALE_INT_FLOAT_WRITE, NULL, SF_FALSE) ; + test_write_[+ (get "int_type_name") +]_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_[+ (get "float_type_name") +]_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_[+ (get "float_type_name") +]_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_[+ (get "float_type_name") +]_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") ; +} /* [+ (get "int_type_name") +]_[+ (get "float_short_name") +]_scale_write_test */ +[+ ENDFOR float_type ++][+ ENDFOR int_type +] + +