X-Git-Url: https://scm.cri.ensmp.fr/git/Faustine.git/blobdiff_plain/992d59159547267e1491fcd1c5123765b4c452b8..63cf293f572ae7d5c1c83b9dffb31e7d774f8854:/interpretor/lib/src/libsndfile-1.0.25/tests/fix_this.c diff --git a/interpretor/lib/src/libsndfile-1.0.25/tests/fix_this.c b/interpretor/lib/src/libsndfile-1.0.25/tests/fix_this.c new file mode 100644 index 0000000..8eabad2 --- /dev/null +++ b/interpretor/lib/src/libsndfile-1.0.25/tests/fix_this.c @@ -0,0 +1,326 @@ +/* +** 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 +#include +#include +#include +#include + +#include + +#include "utils.h" + +#define BUFFER_SIZE (1<<14) /* Should be (1<<14) */ +#define SAMPLE_RATE (11025) + +#ifndef M_PI +#define M_PI 3.14159265358979323846264338 +#endif + +static void lcomp_test_int (const char *str, const char *filename, int filetype, double margin) ; + +static int error_function (double data, double orig, double margin) ; +static int decay_response (int k) ; + +static void gen_signal_double (double *data, double scale, int datalen) ; + +/* Force the start of these buffers to be double aligned. Sparc-solaris will +** choke if they are not. +*/ + +typedef union +{ double d [BUFFER_SIZE + 1] ; + int i [BUFFER_SIZE + 1] ; +} BUFFER ; + +static BUFFER data_buffer ; +static BUFFER orig_buffer ; + +int +main (void) +{ const char *filename = "test.au" ; + + lcomp_test_int ("au_g721", filename, SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_G721_32, 0.06) ; + + return 0 ; +} /* main */ + +/*============================================================================================ +** Here are the test functions. +*/ + +static void +lcomp_test_int (const char *str, const char *filename, int filetype, double margin) +{ SNDFILE *file ; + SF_INFO sfinfo ; + int k, m, *orig, *data, sum_abs ; + long datalen, seekpos ; + double scale ; + + printf ("\nThis is program is not part of the libsndfile test suite.\n\n") ; + + printf (" lcomp_test_int : %s ... ", str) ; + fflush (stdout) ; + + datalen = BUFFER_SIZE ; + + scale = 1.0 * 0x10000 ; + + data = data_buffer.i ; + orig = orig_buffer.i ; + + gen_signal_double (orig_buffer.d, 32000.0 * scale, datalen) ; + for (k = 0 ; k < datalen ; k++) + orig [k] = orig_buffer.d [k] ; + + + sfinfo.samplerate = SAMPLE_RATE ; + sfinfo.frames = 123456789 ; /* Ridiculous value. */ + sfinfo.channels = 1 ; + sfinfo.format = filetype ; + + if (! (file = sf_open (filename, SFM_WRITE, &sfinfo))) + { printf ("sf_open_write failed with error : ") ; + puts (sf_strerror (NULL)) ; + exit (1) ; + } ; + + if ((k = sf_writef_int (file, orig, datalen)) != datalen) + { printf ("sf_writef_int failed with short write (%ld => %d).\n", datalen, k) ; + exit (1) ; + } ; + sf_close (file) ; + + memset (data, 0, datalen * sizeof (int)) ; + + if ((filetype & SF_FORMAT_TYPEMASK) != SF_FORMAT_RAW) + memset (&sfinfo, 0, sizeof (sfinfo)) ; + + if (! (file = sf_open (filename, SFM_READ, &sfinfo))) + { printf ("sf_open_read failed with error : ") ; + puts (sf_strerror (NULL)) ; + exit (1) ; + } ; + + if ((sfinfo.format & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)) != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK))) + { printf ("Line %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ; + exit (1) ; + } ; + + if (sfinfo.frames < datalen) + { printf ("Too few.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ; + exit (1) ; + } ; + + if (sfinfo.frames > (datalen + datalen / 2)) + { printf ("Too many.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ; + exit (1) ; + } ; + + if (sfinfo.channels != 1) + { printf ("Incorrect number of channels in file.\n") ; + exit (1) ; + } ; + + check_log_buffer_or_die (file, __LINE__) ; + + if ((k = sf_readf_int (file, data, datalen)) != datalen) + { printf ("Line %d: short read (%d should be %ld).\n", __LINE__, k, datalen) ; + exit (1) ; + } ; + + sum_abs = 0 ; + for (k = 0 ; k < datalen ; k++) + { if (error_function (data [k] / scale, orig [k] / scale, margin)) + { printf ("Line %d: Incorrect sample (#%d : %f should be %f).\n", __LINE__, k, data [k] / scale, orig [k] / scale) ; + oct_save_int (orig, data, datalen) ; + exit (1) ; + } ; + sum_abs = abs (sum_abs + abs (data [k])) ; + } ; + + if (sum_abs < 1.0) + { printf ("Line %d: Signal is all zeros.\n", __LINE__) ; + exit (1) ; + } ; + + if ((k = sf_readf_int (file, data, datalen)) != sfinfo.frames - datalen) + { printf ("Line %d: Incorrect read length (%ld should be %d).\n", __LINE__, SF_COUNT_TO_LONG (sfinfo.frames - datalen), k) ; + exit (1) ; + } ; + + /* This check is only for block based encoders which must append silence + ** to the end of a file so as to fill out a block. + */ + if ((sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_MS_ADPCM) + for (k = 0 ; k < sfinfo.frames - datalen ; k++) + if (abs (data [k] / scale) > decay_response (k)) + { printf ("Line %d : Incorrect sample B (#%d : abs (%d) should be < %d).\n", __LINE__, k, data [k], decay_response (k)) ; + exit (1) ; + } ; + + if (! sfinfo.seekable) + { printf ("ok\n") ; + return ; + } ; + + /* Now test sf_seek function. */ + + if ((k = sf_seek (file, 0, SEEK_SET)) != 0) + { printf ("Line %d: Seek to start of file failed (%d).\n", __LINE__, k) ; + exit (1) ; + } ; + + for (m = 0 ; m < 3 ; m++) + { int n ; + + if ((k = sf_readf_int (file, data, 11)) != 11) + { printf ("Line %d: Incorrect read length (11 => %d).\n", __LINE__, k) ; + exit (1) ; + } ; + + for (k = 0 ; k < 11 ; k++) + if (error_function (data [k] / scale, orig [k + m * 11] / scale, margin)) + { printf ("Line %d: Incorrect sample (m = %d) (#%d : %d => %d).\n", __LINE__, m, k + m * 11, orig [k + m * 11], data [k]) ; + for (n = 0 ; n < 1 ; n++) + printf ("%d ", data [n]) ; + printf ("\n") ; + exit (1) ; + } ; + } ; + + seekpos = BUFFER_SIZE / 10 ; + + /* Check seek from start of file. */ + if ((k = sf_seek (file, seekpos, SEEK_SET)) != seekpos) + { printf ("Seek to start of file + %ld failed (%d).\n", seekpos, k) ; + exit (1) ; + } ; + + if ((k = sf_readf_int (file, data, 1)) != 1) + { printf ("Line %d: sf_readf_int (file, data, 1) returned %d.\n", __LINE__, k) ; + exit (1) ; + } ; + + if (error_function ((double) data [0], (double) orig [seekpos], margin)) + { printf ("Line %d: sf_seek (SEEK_SET) followed by sf_readf_int failed (%d, %d).\n", __LINE__, orig [1], data [0]) ; + exit (1) ; + } ; + + if ((k = sf_seek (file, 0, SEEK_CUR)) != seekpos + 1) + { printf ("Line %d: sf_seek (SEEK_CUR) with 0 offset failed (%d should be %ld)\n", __LINE__, k, seekpos + 1) ; + exit (1) ; + } ; + + seekpos = sf_seek (file, 0, SEEK_CUR) + BUFFER_SIZE / 5 ; + k = sf_seek (file, BUFFER_SIZE / 5, SEEK_CUR) ; + sf_readf_int (file, data, 1) ; + if (error_function ((double) data [0], (double) orig [seekpos], margin) || k != seekpos) + { printf ("Line %d: sf_seek (forwards, SEEK_CUR) followed by sf_readf_int failed (%d, %d) (%d, %ld).\n", __LINE__, data [0], orig [seekpos], k, seekpos + 1) ; + exit (1) ; + } ; + + seekpos = sf_seek (file, 0, SEEK_CUR) - 20 ; + /* Check seek backward from current position. */ + k = sf_seek (file, -20, SEEK_CUR) ; + sf_readf_int (file, data, 1) ; + if (error_function ((double) data [0], (double) orig [seekpos], margin) || k != seekpos) + { printf ("sf_seek (backwards, SEEK_CUR) followed by sf_readf_int failed (%d, %d) (%d, %ld).\n", data [0], orig [seekpos], k, seekpos) ; + exit (1) ; + } ; + + /* Check that read past end of file returns number of items. */ + sf_seek (file, (int) sfinfo.frames, SEEK_SET) ; + + if ((k = sf_readf_int (file, data, datalen)) != 0) + { printf ("Line %d: Return value from sf_readf_int past end of file incorrect (%d).\n", __LINE__, k) ; + exit (1) ; + } ; + + /* Check seek backward from end. */ + if ((k = sf_seek (file, 5 - (int) sfinfo.frames, SEEK_END)) != 5) + { printf ("sf_seek (SEEK_END) returned %d instead of %d.\n", k, 5) ; + exit (1) ; + } ; + + sf_readf_int (file, data, 1) ; + if (error_function (data [0] / scale, orig [5] / scale, margin)) + { printf ("Line %d: sf_seek (SEEK_END) followed by sf_readf_short failed (%d should be %d).\n", __LINE__, data [0], orig [5]) ; + exit (1) ; + } ; + + sf_close (file) ; + + printf ("ok\n") ; +} /* lcomp_test_int */ + +/*======================================================================================== +** Auxiliary functions +*/ + +#define SIGNAL_MAXVAL 30000.0 +#define DECAY_COUNT 800 + +static int +decay_response (int k) +{ if (k < 1) + return (int) (1.2 * SIGNAL_MAXVAL) ; + if (k > DECAY_COUNT) + return 0 ; + return (int) (1.2 * SIGNAL_MAXVAL * (DECAY_COUNT - k) / (1.0 * DECAY_COUNT)) ; +} /* decay_response */ + +static void +gen_signal_double (double *data, double scale, int datalen) +{ int k, ramplen ; + double amp = 0.0 ; + + ramplen = datalen / 18 ; + + for (k = 0 ; k < datalen ; k++) + { if (k <= ramplen) + amp = scale * k / ((double) ramplen) ; + else if (k > datalen - ramplen) + amp = scale * (datalen - k) / ((double) ramplen) ; + + data [k] = amp * (0.4 * sin (33.3 * 2.0 * M_PI * ((double) (k + 1)) / ((double) SAMPLE_RATE)) + + 0.3 * cos (201.1 * 2.0 * M_PI * ((double) (k + 1)) / ((double) SAMPLE_RATE))) ; + } ; + + return ; +} /* gen_signal_double */ + +static int +error_function (double data, double orig, double margin) +{ double error ; + + if (fabs (orig) <= 500.0) + error = fabs (fabs (data) - fabs (orig)) / 2000.0 ; + else if (fabs (orig) <= 1000.0) + error = fabs (data - orig) / 3000.0 ; + else + error = fabs (data - orig) / fabs (orig) ; + + if (error > margin) + { printf ("\n\n*******************\nError : %f\n", error) ; + return 1 ; + } ; + return 0 ; +} /* error_function */ +