1 /*
2 ** Copyright (C) 2003-2013 Erik de Castro Lopo <erikd@mega-nerd.com>
3 **
4 ** This program is free software; you can redistribute it and/or modify
5 ** it under the terms of the GNU General Public License as published by
6 ** the Free Software Foundation; either version 2 of the License, or
7 ** (at your option) any later version.
8 **
9 ** This program is distributed in the hope that it will be useful,
10 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
11 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 ** GNU General Public License for more details.
13 **
14 ** You should have received a copy of the GNU General Public License
15 ** along with this program; if not, write to the Free Software
16 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 */
18
19
20 #include "sfconfig.h"
21 #include <stdio.h>
22 #include <stdlib.h>
23 #if HAVE_UNISTD_H
24 #include <unistd.h>
25 #else
26 #include "sf_unistd.h"
27 #endif
28 #include <string.h>
29 #include <math.h>
30
31 #include <sndfile.h>
32
33 #include "utils.h"
34
35 #define BUFFER_LEN (1 << 16)
36 #define LOG_BUFFER_SIZE 1024
37
38 static void dither_test (const char *filename, int filetype) ;
39
40 /* Force the start of this buffer to be double aligned. Sparc-solaris will
41 ** choke if its not.
42 */
43 static short data_out [BUFFER_LEN] ;
44
45 int
main(int argc,char * argv[])46 main (int argc, char *argv [])
47 { int do_all = 0 ;
48 int test_count = 0 ;
49
50 if (argc != 2)
51 { printf ("Usage : %s <test>\n", argv [0]) ;
52 printf (" Where <test> is one of the following:\n") ;
53 printf (" wav - test WAV file peak chunk\n") ;
54 printf (" aiff - test AIFF file PEAK chunk\n") ;
55 printf (" all - perform all tests\n") ;
56 exit (1) ;
57 } ;
58
59 do_all = ! strcmp (argv [1], "all") ;
60
61 if (do_all || ! strcmp (argv [1], "wav"))
62 { dither_test ("dither.wav", SF_FORMAT_WAV | SF_FORMAT_PCM_U8) ;
63 test_count++ ;
64 } ;
65
66 if (do_all || ! strcmp (argv [1], "aiff"))
67 { dither_test ("dither.aiff", SF_FORMAT_AIFF | SF_FORMAT_PCM_S8) ;
68 test_count++ ;
69 } ;
70
71 if (do_all || ! strcmp (argv [1], "au"))
72 { dither_test ("dither.au", SF_FORMAT_AU | SF_FORMAT_PCM_S8) ;
73 test_count++ ;
74 } ;
75
76 if (do_all || ! strcmp (argv [1], "svx"))
77 { dither_test ("dither.svx", SF_FORMAT_SVX | SF_FORMAT_PCM_S8) ;
78 test_count++ ;
79 } ;
80
81 if (do_all || ! strcmp (argv [1], "nist"))
82 { dither_test ("dither.nist", SF_FORMAT_NIST | SF_FORMAT_PCM_S8) ;
83 test_count++ ;
84 } ;
85
86 if (do_all || ! strcmp (argv [1], "paf"))
87 { dither_test ("dither.paf", SF_FORMAT_PAF | SF_FORMAT_PCM_S8) ;
88 test_count++ ;
89 } ;
90
91 if (do_all || ! strcmp (argv [1], "ircam"))
92 { dither_test ("dither.ircam", SF_FORMAT_IRCAM | SF_FORMAT_PCM_S8) ;
93 test_count++ ;
94 } ;
95
96 if (do_all || ! strcmp (argv [1], "voc"))
97 { dither_test ("dither.voc", SF_FORMAT_VOC | SF_FORMAT_PCM_S8) ;
98 test_count++ ;
99 } ;
100
101 if (do_all || ! strcmp (argv [1], "w64"))
102 { dither_test ("dither.w64", SF_FORMAT_W64 | SF_FORMAT_PCM_S8) ;
103 test_count++ ;
104 } ;
105
106 if (do_all || ! strcmp (argv [1], "mat4"))
107 { dither_test ("dither.mat4", SF_FORMAT_MAT4 | SF_FORMAT_PCM_S8) ;
108 test_count++ ;
109 } ;
110
111 if (do_all || ! strcmp (argv [1], "mat5"))
112 { dither_test ("dither.mat5", SF_FORMAT_MAT5 | SF_FORMAT_PCM_S8) ;
113 test_count++ ;
114 } ;
115
116 if (do_all || ! strcmp (argv [1], "pvf"))
117 { dither_test ("dither.pvf", SF_FORMAT_PVF | SF_FORMAT_PCM_S8) ;
118 test_count++ ;
119 } ;
120
121 if (test_count == 0)
122 { printf ("Mono : ************************************\n") ;
123 printf ("Mono : * No '%s' test defined.\n", argv [1]) ;
124 printf ("Mono : ************************************\n") ;
125 return 1 ;
126 } ;
127
128 return 0 ;
129 } /* main */
130
131
132 /*============================================================================================
133 ** Here are the test functions.
134 */
135
136 static void
dither_test(const char * filename,int filetype)137 dither_test (const char *filename, int filetype)
138 { SNDFILE *file ;
139 SF_INFO sfinfo ;
140 SF_DITHER_INFO dither ;
141
142 print_test_name ("dither_test", filename) ;
143
144 sfinfo.samplerate = 44100 ;
145 sfinfo.format = filetype ;
146 sfinfo.channels = 1 ;
147 sfinfo.frames = 0 ;
148
149 file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
150
151 /* Check for old version of the dither API. */
152 if (sf_command (file, SFC_SET_DITHER_ON_WRITE, NULL, SF_TRUE) == 0)
153 { printf ("\n\nLine %d: Should have an error here but don't.\n\n", __LINE__) ;
154 exit (1) ;
155 } ;
156
157 memset (&dither, 0, sizeof (dither)) ;
158 dither.type = SFD_WHITE ;
159 dither.level = 0 ;
160
161 if (sf_command (file, SFC_SET_DITHER_ON_WRITE, &dither, sizeof (dither)) != 0)
162 { printf ("\n\nLine %d: sf_command (SFC_SET_DITHER_ON_WRITE) returned error : %s\n\n",
163 __LINE__, sf_strerror (file)) ;
164 exit (1) ;
165 } ;
166
167 /* Write data to file. */
168 test_write_short_or_die (file, 0, data_out, BUFFER_LEN, __LINE__) ;
169 test_seek_or_die (file, 0, SEEK_SET, 0, sfinfo.channels, __LINE__) ;
170
171 sf_close (file) ;
172
173 file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
174
175 if (sfinfo.frames != BUFFER_LEN)
176 { printf ("\n\nLine %d: Bad frame count %d (should be %d)\n\n", __LINE__, (int) sfinfo.frames, BUFFER_LEN) ;
177 } ;
178
179 sf_close (file) ;
180 /*-unlink (filename) ;-*/
181
182 puts ("ok") ;
183 } /* dither_test */
184
185