write_read_test.c
上传用户:sy_wanhua
上传日期:2013-07-25
资源大小:3048k
文件大小:26k
- /*
- ** Copyright (C) 1999-2000 Erik de Castro Lopo <erikd@zip.com.au>
- **
- ** 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 <stdio.h>
- #include <string.h>
- #include <unistd.h>
- #include <math.h>
- #include <sndfile.h>
- #define BUFFER_SIZE (1<<15)
- static void pcm_test_char (char *str, char *filename, int typemajor, int typeminor) ;
- static void pcm_test_short (char *str, char *filename, int typemajor, int typeminor) ;
- static void pcm_test_24bit (char *str, char *filename, int typemajor, int typeminor, int long_file_ok) ;
- static void pcm_test_int (char *str, char *filename, int typemajor, int typeminor) ;
- static void pcm_float_test (char *str, char *filename, int typemajor) ;
- /* Force the start of this buffer to be double aligned. Sparc-solaris will
- ** choke if its not.
- */
- static double test_buffer [(BUFFER_SIZE/sizeof(double))+1] ;
- int main (int argc, char *argv[])
- { char *filename ;
- int bDoAll = 0 ;
- int nTests = 0 ;
- if (argc != 2)
- { printf ("Usage : %s <test>n", argv [0]) ;
- printf (" Where <test> is one of the following:n") ;
- printf (" wav - test WAV file functions (little endian)n") ;
- printf (" aiff - test AIFF file functions (big endian)n") ;
- printf (" au - test AU file functions (big endian)n") ;
- printf (" aule - test little endian AU file functionsn") ;
- printf (" raw - test RAW header-less PCM file functionsn") ;
- printf (" paf - test PAF file functionsn") ;
- printf (" svx - test 8SVX/16SV file functionsn") ;
- printf (" all - perform all testsn") ;
- exit (1) ;
- } ;
- bDoAll=!strcmp (argv [1], "all");
-
- if (bDoAll || ! strcmp (argv [1], "wav"))
- { filename = "test.wav" ;
- pcm_test_char ("wav", filename, SF_FORMAT_WAV, SF_FORMAT_PCM) ;
- pcm_test_short ("wav", filename, SF_FORMAT_WAV, SF_FORMAT_PCM) ;
- pcm_test_24bit ("wav", filename, SF_FORMAT_WAV, SF_FORMAT_PCM, 0) ;
- pcm_test_int ("wav", filename, SF_FORMAT_WAV, SF_FORMAT_PCM) ;
- pcm_float_test ("wav", filename, SF_FORMAT_WAV) ;
- unlink (filename) ;
- nTests++ ;
- } ;
- if (bDoAll || ! strcmp (argv [1], "aiff"))
- { filename = "test.aiff" ;
- pcm_test_char ("aiff", filename, SF_FORMAT_AIFF, SF_FORMAT_PCM) ;
- pcm_test_short ("aiff", filename, SF_FORMAT_AIFF, SF_FORMAT_PCM) ;
- pcm_test_24bit ("aiff", filename, SF_FORMAT_AIFF, SF_FORMAT_PCM, 0) ;
- pcm_test_int ("aiff", filename, SF_FORMAT_AIFF, SF_FORMAT_PCM) ;
- unlink (filename) ;
- nTests++ ;
- } ;
- if (bDoAll || ! strcmp (argv [1], "au"))
- { filename = "test.au" ;
- pcm_test_char ("au", filename, SF_FORMAT_AU, SF_FORMAT_PCM) ;
- pcm_test_short ("au", filename, SF_FORMAT_AU, SF_FORMAT_PCM) ;
- pcm_test_24bit ("au", filename, SF_FORMAT_AU, SF_FORMAT_PCM, 0) ;
- pcm_test_int ("au", filename, SF_FORMAT_AU, SF_FORMAT_PCM) ;
- unlink (filename) ;
- nTests++ ;
- } ;
- if (bDoAll || ! strcmp (argv [1], "aule"))
- { filename = "test.au" ;
- pcm_test_char ("aule", filename, SF_FORMAT_AULE, SF_FORMAT_PCM) ;
- pcm_test_short ("aule", filename, SF_FORMAT_AULE, SF_FORMAT_PCM) ;
- pcm_test_24bit ("aule", filename, SF_FORMAT_AULE, SF_FORMAT_PCM, 0) ;
- pcm_test_int ("aule", filename, SF_FORMAT_AULE, SF_FORMAT_PCM) ;
- unlink (filename) ;
- nTests++ ;
- } ;
- if (bDoAll || ! strcmp (argv [1], "raw"))
- { filename = "test.raw" ;
- pcm_test_char ("raw-s8", filename, SF_FORMAT_RAW, SF_FORMAT_PCM_S8) ;
- pcm_test_char ("raw-u8", filename, SF_FORMAT_RAW, SF_FORMAT_PCM_U8) ;
- pcm_test_short ("raw-le", filename, SF_FORMAT_RAW, SF_FORMAT_PCM_LE) ;
- pcm_test_short ("raw-be", filename, SF_FORMAT_RAW, SF_FORMAT_PCM_BE) ;
- pcm_test_24bit ("raw-le", filename, SF_FORMAT_RAW, SF_FORMAT_PCM_LE, 0) ;
- pcm_test_24bit ("raw-be", filename, SF_FORMAT_RAW, SF_FORMAT_PCM_BE, 0) ;
- pcm_test_int ("raw-le", filename, SF_FORMAT_RAW, SF_FORMAT_PCM_LE) ;
- pcm_test_int ("raw-be", filename, SF_FORMAT_RAW, SF_FORMAT_PCM_BE) ;
- unlink (filename) ;
- nTests++ ;
- } ;
- if (bDoAll || ! strcmp (argv [1], "paf"))
- { filename = "test.paf" ;
- pcm_test_short ("paf-le", filename, SF_FORMAT_PAF, SF_FORMAT_PCM_LE) ;
- pcm_test_short ("paf-be", filename, SF_FORMAT_PAF, SF_FORMAT_PCM_BE) ;
- pcm_test_24bit ("paf-le", filename, SF_FORMAT_PAF, SF_FORMAT_PCM_LE, 1) ;
- pcm_test_24bit ("paf-be", filename, SF_FORMAT_PAF, SF_FORMAT_PCM_BE, 1) ;
- unlink (filename) ;
- nTests++ ;
- } ;
- if (bDoAll || ! strcmp (argv [1], "svx"))
- { filename = "test.svx" ;
- pcm_test_char ("svx", filename, SF_FORMAT_SVX, SF_FORMAT_PCM) ;
- pcm_test_short ("svx", filename, SF_FORMAT_SVX, SF_FORMAT_PCM) ;
- unlink (filename) ;
- nTests++ ;
- } ;
- if (nTests == 0)
- { printf ("Mono : ************************************n") ;
- printf ("Mono : * No '%s' test defined.n", argv [1]) ;
- printf ("Mono : ************************************n") ;
- return 1 ;
- } ;
- return 0;
- } /* main */
- /*============================================================================================
- * Here are the test functions.
- */
- static
- void pcm_test_char (char *str, char *filename, int typemajor, int typeminor)
- { SNDFILE *file ;
- SF_INFO sfinfo ;
- unsigned int k, items, frames ;
- short *data ;
- printf (" pcm_test_char : %s ... ", str) ;
- items = 127 ;
- data = (short*) test_buffer ;
- for (k = 0 ; k < items ; k++)
- data [k] = k * ((k % 2) ? 1 : -1) ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.samples = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 1 ;
- sfinfo.pcmbitwidth = 8 ;
- sfinfo.format = (typemajor | typeminor) ;
- if (! (file = sf_open_write (filename, &sfinfo)))
- { printf ("Mono : sf_open_write failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if ((k = sf_write_short (file, data, items)) != items)
- { printf ("Mono : sf_write_short failed with short write (%d => %d).n", items, k) ;
- sf_perror (file) ;
- exit (1) ;
- } ;
- sf_close (file) ;
-
- memset (data, 0, items * sizeof (short)) ;
-
- if (typemajor != SF_FORMAT_RAW)
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- if (! (file = sf_open_read (filename, &sfinfo)))
- { printf ("Mono : sf_open_read failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sfinfo.format != (typemajor | typeminor))
- { printf ("Mono : Returned format incorrect (0x%08X => 0x%08X).n", (typemajor | typeminor), sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.samples != items)
- { printf ("Mono : Incorrect number of samples in file. (%u => %u)n", items, sfinfo.samples) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("Mono : Incorrect number of channels in file.n") ;
- exit (1) ;
- } ;
- if (sfinfo.pcmbitwidth != 8)
- { printf ("Mono : Incorrect bit width (%d).n", sfinfo.pcmbitwidth) ;
- exit (1) ;
- } ;
- if ((k = sf_read_short (file, data, items)) != items)
- { printf ("Mono : short read (%d).n", k) ;
- exit (1) ;
- } ;
- for (k = 0 ; k < items ; k++)
- if (data [k] != k * ((k % 2) ? 1 : -1))
- { printf ("Mono : Incorrect sample (#%d : %d => %d).n", k, k * ((k % 2) ? 1 : -1), data [k]) ;
- exit (1) ;
- } ;
- sf_close (file) ;
- /* Now test Stereo. */
- if (typemajor == SF_FORMAT_SVX)
- { printf ("okn") ;
- return ;
- } ;
- items = 126 ;
- data = (short*) test_buffer ;
- for (k = 0 ; k < items ; k++)
- data [k] = k * ((k % 2) ? 1 : -1) ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.samples = 123456789 ; /* Wrong length. Library should correct this on sf_close. */
- sfinfo.channels = 2 ;
- sfinfo.pcmbitwidth = 8 ;
- sfinfo.format = (typemajor | typeminor) ;
-
- frames = items / sfinfo.channels ;
- if (! (file = sf_open_write (filename, &sfinfo)))
- { printf ("Stereo : sf_open_write failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if ((k = sf_writef_short (file, data, frames)) != frames)
- { printf ("Stereo : sf_writef_short failed with short write (%d => %d).n", frames, k) ;
- sf_perror (file) ;
- exit (1) ;
- } ;
- sf_close (file) ;
-
- memset (data, 0, items * sizeof (short)) ;
-
- if (typemajor != SF_FORMAT_RAW)
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- if (! (file = sf_open_read (filename, &sfinfo)))
- { printf ("Stereo : sf_open_read failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sfinfo.format != (typemajor | typeminor))
- { printf ("Stereo : Returned format incorrect (0x%08X => 0x%08X).n", (typemajor | typeminor), sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.samples != frames)
- { printf ("Stereo : Incorrect number of samples in file. (%u => %u)n", frames, sfinfo.samples) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 2)
- { printf ("Stereo : Incorrect number of channels in file.n") ;
- exit (1) ;
- } ;
- if (sfinfo.pcmbitwidth != 8)
- { printf ("Stereo : Incorrect bit width (%d).n", sfinfo.pcmbitwidth) ;
- exit (1) ;
- } ;
- if ((k = sf_readf_short (file, data, frames)) != frames)
- { printf ("Stereo : short read (%d).n", k) ;
- exit (1) ;
- } ;
- sf_close (file) ;
- for (k = 0 ; k < items ; k++)
- if (data [k] != k * ((k % 2) ? 1 : -1))
- { printf ("Stereo : Incorrect sample (#%d : %d => %d).n", k, k * ((k % 2) ? 1 : -1), data [k]) ;
- exit (1) ;
- } ;
- printf ("okn") ;
- } /* pcm_test_char */
- static
- void pcm_test_short (char *str, char *filename, int typemajor, int typeminor)
- { SNDFILE *file ;
- SF_INFO sfinfo ;
- unsigned int k, items, frames ;
- short *data ;
- printf (" pcm_test_short : %s ... ", str) ;
- items = BUFFER_SIZE / sizeof (short) ;
- data = (short*) test_buffer ;
- for (k = 0 ; k < items ; k++)
- data [k] = k * ((k % 2) ? 1 : -1) ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.samples = items ;
- sfinfo.channels = 1 ;
- sfinfo.pcmbitwidth = 16 ;
- sfinfo.format = (typemajor | typeminor) ;
- if (! (file = sf_open_write (filename, &sfinfo)))
- { printf ("Mono : sf_open_write failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if ((k = sf_write_short (file, data, items)) != items)
- { printf ("Mono : sf_write_short failed with short write (%d => %d).n", items, k) ;
- sf_perror (file) ;
- exit (1) ;
- } ;
- sf_close (file) ;
-
- memset (data, 0, items * sizeof (short)) ;
- if (typemajor != SF_FORMAT_RAW)
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- if (! (file = sf_open_read (filename, &sfinfo)))
- { printf ("Mono : sf_open_read failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sfinfo.format != (typemajor | typeminor))
- { printf ("Mono : Returned format incorrect (0x%08X => 0x%08X).n", (typemajor | typeminor), sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.samples != items)
- { printf ("Mono : Incorrect number of samples in file. (%d => %d)n", items, sfinfo.samples) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("Mono : Incorrect number of channels in file.n") ;
- exit (1) ;
- } ;
- if (sfinfo.pcmbitwidth != 16)
- { printf ("Mono : Incorrect bit width (%d).n", sfinfo.pcmbitwidth) ;
- exit (1) ;
- } ;
- if ((k = sf_read_short (file, data, items)) != items)
- { printf ("Mono : short read (%d).n", k) ;
- exit (1) ;
- } ;
- for (k = 0 ; k < items ; k++)
- if (data [k] != k * ((k % 2) ? 1 : -1))
- { printf ("Mono : Incorrect sample (#%d : %d => %d).n", k, k * ((k % 2) ? 1 : -1), data [k]) ;
- exit (1) ;
- } ;
- sf_close (file) ;
- /* Now test Stereo. */
- if (typemajor == SF_FORMAT_SVX)
- { printf ("okn") ;
- return ;
- } ;
- items = BUFFER_SIZE / sizeof (short) ;
- data = (short*) test_buffer ;
- for (k = 0 ; k < items ; k++)
- data [k] = k * ((k % 2) ? 1 : -1) ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.samples = items ;
- sfinfo.channels = 2 ;
- sfinfo.pcmbitwidth = 16 ;
- sfinfo.format = (typemajor | typeminor) ;
-
- frames = items / sfinfo.channels ;
- if (! (file = sf_open_write (filename, &sfinfo)))
- { printf ("Stereo : sf_open_write failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if ((k = sf_writef_short (file, data, frames)) != frames)
- { printf ("Stereo : sf_writef_short failed with short write (%d => %d).n", frames, k) ;
- sf_perror (file) ;
- exit (1) ;
- } ;
- sf_close (file) ;
-
- memset (data, 0, items * sizeof (short)) ;
- if (typemajor != SF_FORMAT_RAW)
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- if (! (file = sf_open_read (filename, &sfinfo)))
- { printf ("Stereo : sf_open_read failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sfinfo.format != (typemajor | typeminor))
- { printf ("Stereo : Returned format incorrect (0x%08X => 0x%08X).n", (typemajor | typeminor), sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.samples != frames)
- { printf ("Stereo : Incorrect number of samples in file. (%d => %d)n", frames, sfinfo.samples) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 2)
- { printf ("Stereo : Incorrect number of channels in file.n") ;
- exit (1) ;
- } ;
- if (sfinfo.pcmbitwidth != 16)
- { printf ("Stereo : Incorrect bit width (%d).n", sfinfo.pcmbitwidth) ;
- exit (1) ;
- } ;
- if ((k = sf_readf_short (file, data, frames)) != frames)
- { printf ("Stereo : short read (%d).n", k) ;
- exit (1) ;
- } ;
- for (k = 0 ; k < items ; k++)
- if (data [k] != k * ((k % 2) ? 1 : -1))
- { printf ("Stereo : Incorrect sample (#%d : %d => %d).n", k, k * ((k % 2) ? 1 : -1), data [k]) ;
- exit (1) ;
- } ;
- sf_close (file) ;
- printf ("okn") ;
- } /* pcm_test_short */
- static
- void pcm_test_24bit (char *str, char *filename, int typemajor, int typeminor, int long_file_ok)
- { SNDFILE *file ;
- SF_INFO sfinfo ;
- unsigned int k, items, frames ;
- int *data ;
- printf (" pcm_test_24bit : %s ... ", str) ;
- items = BUFFER_SIZE / sizeof (int) ;
- data = (int*) test_buffer ;
- for (k = 0 ; k < items ; k++)
- data [k] = k * 256 * ((k % 2) ? 1 : -1) ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.samples = items ;
- sfinfo.channels = 1 ;
- sfinfo.pcmbitwidth = 24 ;
- sfinfo.format = (typemajor | typeminor) ;
- if (! (file = sf_open_write (filename, &sfinfo)))
- { printf ("Mono : sf_open_write failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sf_write_int (file, data, items) != items)
- { printf ("Mono : sf_write_int failed with error : ") ;
- sf_perror (file) ;
- exit (1) ;
- } ;
-
- sf_close (file) ;
-
- memset (data, 0, items * 3) ;
- if (typemajor != SF_FORMAT_RAW)
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- if (! (file = sf_open_read (filename, &sfinfo)))
- { printf ("Mono : sf_open_read failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sfinfo.format != (typemajor | typeminor))
- { printf ("Mono : Returned format incorrect (0x%08X => 0x%08X).n", (typemajor | typeminor), sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.samples < items)
- { printf ("Mono : Incorrect number of samples in file (too short). (%d should be %d)n", sfinfo.samples, items) ;
- exit (1) ;
- } ;
-
- if (! long_file_ok && sfinfo.samples > items)
- { printf ("Mono : Incorrect number of samples in file (too long). (%d should be %d)n", sfinfo.samples, items) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("Mono : Incorrect number of channels in file.n") ;
- exit (1) ;
- } ;
- if (sfinfo.pcmbitwidth != 24)
- { printf ("Mono : Incorrect bit width (%d).n", sfinfo.pcmbitwidth) ;
- exit (1) ;
- } ;
- if ((k = sf_read_int (file, data, items)) != items)
- { printf ("Mono : short read (%d).n", k) ;
- exit (1) ;
- } ;
- for (k = 0 ; k < items ; k++)
- if (data [k] != k * 256 * ((k % 2) ? 1 : -1))
- { printf ("Mono : Incorrect sample (#%d : %d => %d).n", k, k * 256 * ((k % 2) ? 1 : -1), data [k]) ;
- exit (1) ;
- } ;
- sf_close (file) ;
-
- /* Now test Stereo. */
- if (typemajor == SF_FORMAT_SVX)
- { printf ("okn") ;
- return ;
- } ;
- items = BUFFER_SIZE / sizeof (int) ;
- data = (int*) test_buffer ;
- for (k = 0 ; k < items ; k++)
- data [k] = k * 256 * ((k % 2) ? 1 : -1) ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.samples = items ;
- sfinfo.channels = 2 ;
- sfinfo.pcmbitwidth = 24 ;
- sfinfo.format = (typemajor | typeminor) ;
-
- frames = items / sfinfo.channels ;
- if (! (file = sf_open_write (filename, &sfinfo)))
- { printf ("Stereo : sf_open_write failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sf_writef_int (file, data, frames) != frames)
- { printf ("Stereo : sf_writef_int failed with error : ") ;
- sf_perror (file) ;
- exit (1) ;
- } ;
-
- sf_close (file) ;
-
- memset (data, 0, items * 3) ;
- if (typemajor != SF_FORMAT_RAW)
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- if (! (file = sf_open_read (filename, &sfinfo)))
- { printf ("Stereo : sf_open_read failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sfinfo.format != (typemajor | typeminor))
- { printf ("Stereo : Returned format incorrect (0x%08X => 0x%08X).n", (typemajor | typeminor), sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.samples < frames)
- { printf ("Stereo : Incorrect number of samples in file (too short). (%d should be %d)n", sfinfo.samples, frames) ;
- exit (1) ;
- } ;
-
- if (! long_file_ok && sfinfo.samples > frames)
- { printf ("Stereo : Incorrect number of samples in file (too long). (%d should be %d)n", sfinfo.samples, frames) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 2)
- { printf ("Stereo : Incorrect number of channels in file.n") ;
- exit (1) ;
- } ;
- if (sfinfo.pcmbitwidth != 24)
- { printf ("Stereo : Incorrect bit width (%d).n", sfinfo.pcmbitwidth) ;
- exit (1) ;
- } ;
- if ((k = sf_readf_int (file, data, frames)) != frames)
- { printf ("Stereo : short read (%d).n", k) ;
- exit (1) ;
- } ;
- for (k = 0 ; k < items ; k++)
- if (data [k] != k * 256 * ((k % 2) ? 1 : -1))
- { printf ("Stereo : Incorrect sample (#%d : %d => %d).n", k, k * 256 * ((k % 2) ? 1 : -1), data [k]) ;
- exit (1) ;
- } ;
- sf_close (file) ;
-
- printf ("okn") ;
- } /* pcm_test_24bit */
- static
- void pcm_test_int (char *str, char *filename, int typemajor, int typeminor)
- { SNDFILE *file ;
- SF_INFO sfinfo ;
- unsigned int k, items, frames ;
- int sign, *data ;
- printf (" pcm_test_int : %s ... ", str) ;
- items = BUFFER_SIZE / sizeof (int) ;
- data = (int*) test_buffer ;
- for (sign = 1, k = 0 ; k < items ; k++)
- data [k] = k * 200000 * ((k % 2) ? 1 : -1) ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.samples = items ;
- sfinfo.channels = 1 ;
- sfinfo.pcmbitwidth = 32 ;
- sfinfo.format = (typemajor | typeminor) ;
- if (! (file = sf_open_write (filename, &sfinfo)))
- { printf ("Mono : sf_open_write failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sf_write_int (file, data, items) != items)
- { printf ("Mono : sf_write_int failed with error : ") ;
- sf_perror (file) ;
- exit (1) ;
- } ;
- sf_close (file) ;
-
- memset (data, 0, items * sizeof (short)) ;
- if (typemajor != SF_FORMAT_RAW)
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- if (! (file = sf_open_read (filename, &sfinfo)))
- { printf ("Mono : sf_open_read failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sfinfo.format != (typemajor | typeminor))
- { printf ("Mono : Returned format incorrect (0x%08X => 0x%08X).n", (typemajor | typeminor), sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.samples != items)
- { printf ("Mono : Incorrect number of samples in file. (%d => %d)n", items, sfinfo.samples) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("Mono : Incorrect number of channels in file.n") ;
- exit (1) ;
- } ;
- if (sfinfo.pcmbitwidth != 32)
- { printf ("Mono : Incorrect bit width (%d).n", sfinfo.pcmbitwidth) ;
- exit (1) ;
- } ;
- if ((k = sf_read_int (file, data, items)) != items)
- { printf ("Mono : short read (%d).n", k) ;
- exit (1) ;
- } ;
- for (sign = 1, k = 0 ; k < items ; k++)
- if (data [k] != k * 200000 * ((k % 2) ? 1 : -1))
- { printf ("Mono : Incorrect sample (#%d : %d => %d).n", k, (k % 2) ? 1 : -1, data [k]) ;
- exit (1) ;
- } ;
- sf_close (file) ;
- /* Now test Stereo. */
- if (typemajor == SF_FORMAT_SVX)
- { printf ("okn") ;
- return ;
- } ;
- items = BUFFER_SIZE / sizeof (int) ;
- data = (int*) test_buffer ;
- for (sign = 1, k = 0 ; k < items ; k++)
- data [k] = k * 200000 * ((k % 2) ? 1 : -1) ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.samples = items ;
- sfinfo.channels = 2 ;
- sfinfo.pcmbitwidth = 32 ;
- sfinfo.format = (typemajor | typeminor) ;
-
- frames = items / sfinfo.channels ;
- if (! (file = sf_open_write (filename, &sfinfo)))
- { printf ("Stereo : sf_open_write failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sf_writef_int (file, data, frames) != frames)
- { printf ("Stereo : sf_writef_int failed with error : ") ;
- sf_perror (file) ;
- exit (1) ;
- } ;
- sf_close (file) ;
-
- memset (data, 0, items * sizeof (short)) ;
- if (typemajor != SF_FORMAT_RAW)
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- if (! (file = sf_open_read (filename, &sfinfo)))
- { printf ("Stereo : sf_open_read failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sfinfo.format != (typemajor | typeminor))
- { printf ("Stereo : Returned format incorrect (0x%08X => 0x%08X).n", (typemajor | typeminor), sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.samples != frames)
- { printf ("Stereo : Incorrect number of samples in file. (%d => %d)n", frames, sfinfo.samples) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 2)
- { printf ("Stereo : Incorrect number of channels in file.n") ;
- exit (1) ;
- } ;
- if (sfinfo.pcmbitwidth != 32)
- { printf ("Stereo : Incorrect bit width (%d).n", sfinfo.pcmbitwidth) ;
- exit (1) ;
- } ;
- if ((k = sf_readf_int (file, data, frames)) != frames)
- { printf ("Stereo : short read (%d).n", k) ;
- exit (1) ;
- } ;
- for (sign = 1, k = 0 ; k < items ; k++)
- if (data [k] != k * 200000 * ((k % 2) ? 1 : -1))
- { printf ("Stereo : Incorrect sample (#%d : %d => %d).n", k, (k % 2) ? 1 : -1, data [k]) ;
- exit (1) ;
- } ;
- sf_close (file) ;
- printf ("okn") ;
- } /* pcm_test_int */
- static
- void pcm_float_test (char *str, char *filename, int typemajor)
- { SNDFILE *file ;
- SF_INFO sfinfo ;
- unsigned int k, items, frames ;
- int sign ;
- double *data, error ;
- printf (" pcm_float_test : %s ... ", str) ;
- items = BUFFER_SIZE / sizeof (double) ;
- data = (double*) test_buffer ;
- for (sign = 1, k = 0 ; k < items ; k++)
- data [k] = ((double) k) / 100.0 * (sign *= -1) ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.samples = items ;
- sfinfo.channels = 1 ;
- sfinfo.pcmbitwidth = 32 ;
- sfinfo.format = (typemajor | SF_FORMAT_FLOAT) ;
- if (! (file = sf_open_write (filename, &sfinfo)))
- { printf ("Mono : sf_open_write failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sf_write_double (file, data, items, 0) != items)
- { printf ("Mono : sf_write_int failed with error : ") ;
- sf_perror (file) ;
- exit (1) ;
- } ;
- sf_close (file) ;
-
- memset (data, 0, items * sizeof (double)) ;
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- if (! (file = sf_open_read (filename, &sfinfo)))
- { printf ("Mono : sf_open_read failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sfinfo.format != (typemajor | SF_FORMAT_FLOAT))
- { printf ("Mono : Returned format incorrect (0x%08X => 0x%08X).n", (typemajor | SF_FORMAT_FLOAT), sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.samples != items)
- { printf ("Mono : Incorrect number of samples in file. (%d => %d)n", items, sfinfo.samples) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 1)
- { printf ("Mono : Incorrect number of channels in file.n") ;
- exit (1) ;
- } ;
- if (sfinfo.pcmbitwidth != 32)
- { printf ("Mono : Incorrect bit width (%d).n", sfinfo.pcmbitwidth) ;
- exit (1) ;
- } ;
- if ((k = sf_read_double (file, data, items, 0)) != items)
- { printf ("Mono : short read (%d).n", k) ;
- exit (1) ;
- } ;
- for (sign = 1, k = 0 ; k < items ; k++)
- { error = fabs (data [k] - ((double) k) / 100.0 * (sign *= -1)) ;
- if (fabs (data [k]) > 1e-100 && fabs (error / data [k]) > 1e-5)
- { printf ("Mono : Incorrect sample (#%d : %f => %f).n", k, ((double) k) / 100.0, data [k]) ;
- exit (1) ;
- } ;
- } ;
- sf_close (file) ;
- /* Now test Stereo. */
- if (typemajor == SF_FORMAT_SVX)
- { printf ("okn") ;
- return ;
- } ;
- items = BUFFER_SIZE / sizeof (double) ;
- data = (double*) test_buffer ;
- for (sign = 1, k = 0 ; k < items ; k++)
- data [k] = ((double) k) / 100.0 * (sign *= -1) ;
-
- sfinfo.samplerate = 44100 ;
- sfinfo.samples = items ;
- sfinfo.channels = 2 ;
- sfinfo.pcmbitwidth = 32 ;
- sfinfo.format = (typemajor | SF_FORMAT_FLOAT) ;
-
- frames = items / sfinfo.channels ;
- if (! (file = sf_open_write (filename, &sfinfo)))
- { printf ("Stereo : sf_open_write failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sf_writef_double (file, data, frames, 0) != frames)
- { printf ("Stereo : sf_writef_int failed with error : ") ;
- sf_perror (file) ;
- exit (1) ;
- } ;
- sf_close (file) ;
-
- memset (data, 0, items * sizeof (double)) ;
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- if (! (file = sf_open_read (filename, &sfinfo)))
- { printf ("Stereo : sf_open_read failed with error : ") ;
- sf_perror (NULL) ;
- exit (1) ;
- } ;
-
- if (sfinfo.format != (typemajor | SF_FORMAT_FLOAT))
- { printf ("Stereo : Returned format incorrect (0x%08X => 0x%08X).n", (typemajor | SF_FORMAT_FLOAT), sfinfo.format) ;
- exit (1) ;
- } ;
-
- if (sfinfo.samples != frames)
- { printf ("Stereo : Incorrect number of samples in file. (%d => %d)n", frames, sfinfo.samples) ;
- exit (1) ;
- } ;
-
- if (sfinfo.channels != 2)
- { printf ("Stereo : Incorrect number of channels in file.n") ;
- exit (1) ;
- } ;
- if (sfinfo.pcmbitwidth != 32)
- { printf ("Stereo : Incorrect bit width (%d).n", sfinfo.pcmbitwidth) ;
- exit (1) ;
- } ;
- if ((k = sf_readf_double (file, data, frames, 0)) != frames)
- { printf ("Stereo : short read (%d).n", k) ;
- exit (1) ;
- } ;
- for (sign = 1, k = 0 ; k < items ; k++)
- { error = fabs (data [k] - ((double) k) / 100.0 * (sign *= -1)) ;
- if (fabs (data [k]) > 1e-100 && fabs (error / data [k]) > 1e-5)
- { printf ("Stereo : Incorrect sample (#%d : %f => %f).n", k, ((double) k) / 100.0, data [k]) ;
- exit (1) ;
- } ;
- } ;
- sf_close (file) ;
- printf ("okn") ;
- } /* pcm_float_test */