xref: /third_party/libsnd/tests/raw_test.c (revision b815c7f3)
1/*
2** Copyright (C) 2002-2014 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#include "sfconfig.h"
20
21#include <stdio.h>
22#include <stdlib.h>
23#include <string.h>
24#include <math.h>
25#include <inttypes.h>
26
27#if HAVE_UNISTD_H
28#include <unistd.h>
29#else
30#include "sf_unistd.h"
31#endif
32
33#include <sndfile.h>
34
35#include "utils.h"
36
37#define	BUFFER_LEN		(1 << 10)
38#define LOG_BUFFER_SIZE	1024
39
40static	void	raw_offset_test (const char *filename, int typeminor) ;
41static	void	bad_raw_test (void) ;
42
43/* Force the start of this buffer to be double aligned. Sparc-solaris will
44** choke if its not.
45*/
46static	short	data [BUFFER_LEN] ;
47
48int
49main (void)
50{
51	raw_offset_test ("offset.raw", SF_FORMAT_PCM_16) ;
52	bad_raw_test () ;
53
54	return 0 ;
55} /* main */
56
57/*============================================================================================
58**	Here are the test functions.
59*/
60
61static void
62raw_offset_test (const char *filename, int typeminor)
63{	SNDFILE		*sndfile ;
64	SF_INFO		sfinfo ;
65	sf_count_t	start ;
66	int			k ;
67
68	print_test_name ("raw_offset_test", filename) ;
69
70	sfinfo.samplerate	= 44100 ;
71	sfinfo.format		= SF_FORMAT_RAW | typeminor ;
72	sfinfo.channels		= 1 ;
73	sfinfo.frames		= 0 ;
74
75	sndfile = test_open_file_or_die (filename, SFM_RDWR, &sfinfo, SF_TRUE, __LINE__) ;
76
77	start = 0 ;
78	sf_command (sndfile, SFC_FILE_TRUNCATE, &start, sizeof (start)) ;
79
80	for (k = 0 ; k < BUFFER_LEN ; k++)
81		data [k] = k ;
82	test_write_short_or_die (sndfile, 0, data, BUFFER_LEN, __LINE__) ;
83
84	sf_close (sndfile) ;
85
86	sndfile = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
87	check_log_buffer_or_die (sndfile, __LINE__) ;
88
89	if (ABS (BUFFER_LEN - sfinfo.frames) > 1)
90	{	printf ("\n\nLine %d : Incorrect sample count (%" PRId64 " should be %d)\n", __LINE__, sfinfo.frames, BUFFER_LEN) ;
91		dump_log_buffer (sndfile) ;
92		exit (1) ;
93		} ;
94
95	memset (data, 0 , sizeof (data)) ;
96	test_read_short_or_die (sndfile, 0, data, BUFFER_LEN, __LINE__) ;
97	for (k = 0 ; k < BUFFER_LEN ; k++)
98		if (data [k] != k)
99			printf ("Error : line %d\n", __LINE__) ;
100
101	/* Set dataoffset to 2 bytes from beginning of file. */
102	start = 2 ;
103	sf_command (sndfile, SFC_SET_RAW_START_OFFSET, &start, sizeof (start)) ;
104
105	/* Seek to new start */
106	test_seek_or_die (sndfile, 0, SEEK_SET, 0, sfinfo.channels, __LINE__) ;
107
108	memset (data, 0 , sizeof (data)) ;
109	test_read_short_or_die (sndfile, 0, data, BUFFER_LEN - 1, __LINE__) ;
110	for (k = 0 ; k < BUFFER_LEN - 1 ; k++)
111		if (data [k] != k + 1)
112		{	printf ("Error : line %d\n", __LINE__) ;
113			exit (1) ;
114			} ;
115
116	/* Set dataoffset to 4 bytes from beginning of file. */
117	start = 4 ;
118	sf_command (sndfile, SFC_SET_RAW_START_OFFSET, &start, sizeof (start)) ;
119
120	/* Seek to new start */
121	test_seek_or_die (sndfile, 0, SEEK_SET, 0, sfinfo.channels, __LINE__) ;
122
123	memset (data, 0 , sizeof (data)) ;
124	test_read_short_or_die (sndfile, 0, data, BUFFER_LEN - 2, __LINE__) ;
125	for (k = 0 ; k < BUFFER_LEN - 2 ; k++)
126		if (data [k] != k + 2)
127		{	printf ("Error : line %d\n", __LINE__) ;
128			exit (1) ;
129			} ;
130
131	/* Set dataoffset back to 0 bytes from beginning of file. */
132	start = 0 ;
133	sf_command (sndfile, SFC_SET_RAW_START_OFFSET, &start, sizeof (start)) ;
134
135	/* Seek to new start */
136	test_seek_or_die (sndfile, 0, SEEK_SET, 0, sfinfo.channels, __LINE__) ;
137
138	memset (data, 0 , sizeof (data)) ;
139	test_read_short_or_die (sndfile, 0, data, BUFFER_LEN, __LINE__) ;
140	for (k = 0 ; k < BUFFER_LEN ; k++)
141		if (data [k] != k)
142		{	printf ("Error : line %d\n", __LINE__) ;
143			exit (1) ;
144			} ;
145
146	sf_close (sndfile) ;
147	unlink (filename) ;
148
149	puts ("ok") ;
150} /* raw_offset_test */
151
152static void
153bad_raw_test (void)
154{	FILE		*textfile ;
155	SNDFILE		*file ;
156	SF_INFO		sfinfo ;
157	const char	*errorstr, *filename = "bad.raw" ;
158
159	print_test_name ("bad_raw_test", filename) ;
160
161	if ((textfile = fopen (filename, "w")) == NULL)
162	{	printf ("\n\nLine %d : not able to open text file for write.\n", __LINE__) ;
163		exit (1) ;
164		} ;
165
166	fprintf (textfile, "This is not a valid file.\n") ;
167	fclose (textfile) ;
168
169	sfinfo.samplerate	= 44100 ;
170	sfinfo.format		= SF_FORMAT_RAW | 0xABCD ;
171	sfinfo.channels		= 1 ;
172
173	if ((file = sf_open (filename, SFM_READ, &sfinfo)) != NULL)
174	{	printf ("\n\nLine %d : Error, file should not have opened.\n", __LINE__ - 1) ;
175		exit (1) ;
176		} ;
177
178	errorstr = sf_strerror (file) ;
179
180	if (strstr (errorstr, "Bad format field in SF_INFO struct") == NULL)
181	{	printf ("\n\nLine %d : Error bad error string : %s.\n", __LINE__ - 1, errorstr) ;
182		exit (1) ;
183		} ;
184
185	unlink (filename) ;
186
187	puts ("ok") ;
188} /* bad_raw_test */
189
190