+++ /dev/null
-/*
-** Copyright (C) 1999-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
-**
-** This program is free software; you can redistribute it and/or modify
-** it under the terms of the GNU General Public License as published by
-** the Free Software Foundation; either version 2 of the License, or
-** (at your option) any later version.
-**
-** This program is distributed in the hope that it will be useful,
-** but WITHOUT ANY WARRANTY; without even the implied warranty of
-** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-** GNU General Public License for more details.
-**
-** You should have received a copy of the GNU General Public License
-** along with this program; if not, write to the Free Software
-** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-*/
-
-#include "sfconfig.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#include <fcntl.h>
-#include <math.h>
-#include <string.h>
-#include <errno.h>
-#include <sys/stat.h>
-
-#include <sndfile.h>
-
-#include "utils.h"
-
-static void vio_test (const char *fname, int format) ;
-
-int
-main (void)
-{
- vio_test ("vio_pcm16.wav", SF_FORMAT_WAV | SF_FORMAT_PCM_16) ;
- vio_test ("vio_pcm24.aiff", SF_FORMAT_AIFF | SF_FORMAT_PCM_24) ;
- vio_test ("vio_float.au", SF_FORMAT_AU | SF_FORMAT_FLOAT) ;
- vio_test ("vio_pcm24.paf", SF_FORMAT_PAF | SF_FORMAT_PCM_24) ;
-
- return 0 ;
-} /* main */
-
-/*==============================================================================
-*/
-
-typedef struct
-{ sf_count_t offset, length ;
- unsigned char data [16 * 1024] ;
-} VIO_DATA ;
-
-static sf_count_t
-vfget_filelen (void *user_data)
-{ VIO_DATA *vf = (VIO_DATA *) user_data ;
-
- return vf->length ;
-} /* vfget_filelen */
-
-static sf_count_t
-vfseek (sf_count_t offset, int whence, void *user_data)
-{ VIO_DATA *vf = (VIO_DATA *) user_data ;
-
- switch (whence)
- { case SEEK_SET :
- vf->offset = offset ;
- break ;
-
- case SEEK_CUR :
- vf->offset = vf->offset + offset ;
- break ;
-
- case SEEK_END :
- vf->offset = vf->length + offset ;
- break ;
- default :
- break ;
- } ;
-
- return vf->offset ;
-} /* vfseek */
-
-static sf_count_t
-vfread (void *ptr, sf_count_t count, void *user_data)
-{ VIO_DATA *vf = (VIO_DATA *) user_data ;
-
- /*
- ** This will brack badly for files over 2Gig in length, but
- ** is sufficient for testing.
- */
- if (vf->offset + count > vf->length)
- count = vf->length - vf->offset ;
-
- memcpy (ptr, vf->data + vf->offset, count) ;
- vf->offset += count ;
-
- return count ;
-} /* vfread */
-
-static sf_count_t
-vfwrite (const void *ptr, sf_count_t count, void *user_data)
-{ VIO_DATA *vf = (VIO_DATA *) user_data ;
-
- /*
- ** This will break badly for files over 2Gig in length, but
- ** is sufficient for testing.
- */
- if (vf->offset >= SIGNED_SIZEOF (vf->data))
- return 0 ;
-
- if (vf->offset + count > SIGNED_SIZEOF (vf->data))
- count = sizeof (vf->data) - vf->offset ;
-
- memcpy (vf->data + vf->offset, ptr, (size_t) count) ;
- vf->offset += count ;
-
- if (vf->offset > vf->length)
- vf->length = vf->offset ;
-
- return count ;
-} /* vfwrite */
-
-static sf_count_t
-vftell (void *user_data)
-{ VIO_DATA *vf = (VIO_DATA *) user_data ;
-
- return vf->offset ;
-} /* vftell */
-
-
-/*==============================================================================
-*/
-
-static void
-gen_short_data (short * data, int len, int start)
-{ int k ;
-
- for (k = 0 ; k < len ; k++)
- data [k] = start + k ;
-} /* gen_short_data */
-
-
-static void
-check_short_data (short * data, int len, int start, int line)
-{ int k ;
-
- for (k = 0 ; k < len ; k++)
- if (data [k] != start + k)
- { printf ("\n\nLine %d : data [%d] = %d (should be %d).\n\n", line, k, data [k], start + k) ;
- exit (1) ;
- } ;
-} /* gen_short_data */
-
-/*------------------------------------------------------------------------------
-*/
-
-static void
-vio_test (const char *fname, int format)
-{ static VIO_DATA vio_data ;
- static short data [256] ;
-
- SF_VIRTUAL_IO vio ;
- SNDFILE * file ;
- SF_INFO sfinfo ;
-
- print_test_name ("virtual i/o test", fname) ;
-
- /* Set up pointers to the locally defined functions. */
- vio.get_filelen = vfget_filelen ;
- vio.seek = vfseek ;
- vio.read = vfread ;
- vio.write = vfwrite ;
- vio.tell = vftell ;
-
- /* Set virtual file offset and length to zero. */
- vio_data.offset = 0 ;
- vio_data.length = 0 ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- sfinfo.format = format ;
- sfinfo.channels = 2 ;
- sfinfo.samplerate = 44100 ;
-
- if ((file = sf_open_virtual (&vio, SFM_WRITE, &sfinfo, &vio_data)) == NULL)
- { printf ("\n\nLine %d : sf_open_write failed with error : ", __LINE__) ;
- fflush (stdout) ;
- puts (sf_strerror (NULL)) ;
- exit (1) ;
- } ;
-
- if (vfget_filelen (&vio_data) < 0)
- { printf ("\n\nLine %d : vfget_filelen returned negative length.\n\n", __LINE__) ;
- exit (1) ;
- } ;
-
- gen_short_data (data, ARRAY_LEN (data), 0) ;
- sf_write_short (file, data, ARRAY_LEN (data)) ;
-
- gen_short_data (data, ARRAY_LEN (data), 1) ;
- sf_write_short (file, data, ARRAY_LEN (data)) ;
-
- gen_short_data (data, ARRAY_LEN (data), 2) ;
- sf_write_short (file, data, ARRAY_LEN (data)) ;
-
- sf_close (file) ;
-
- /* Now test read. */
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- vio_data.offset = 0 ;
-
- if ((file = sf_open_virtual (&vio, SFM_READ, &sfinfo, &vio_data)) == NULL)
- { printf ("\n\nLine %d : sf_open_write failed with error : ", __LINE__) ;
- fflush (stdout) ;
- puts (sf_strerror (NULL)) ;
-
- dump_data_to_file (fname, vio_data.data, vio_data.length) ;
- exit (1) ;
- } ;
-
-
- sf_read_short (file, data, ARRAY_LEN (data)) ;
- check_short_data (data, ARRAY_LEN (data), 0, __LINE__) ;
-
- sf_read_short (file, data, ARRAY_LEN (data)) ;
- check_short_data (data, ARRAY_LEN (data), 1, __LINE__) ;
-
- sf_read_short (file, data, ARRAY_LEN (data)) ;
- check_short_data (data, ARRAY_LEN (data), 2, __LINE__) ;
-
- sf_close (file) ;
-
- puts ("ok") ;
-} /* vio_test */
-
projects / Faustine.git / blobdiff