xref: /third_party/libsnd/tests/checksum_test.c (revision b815c7f3)
1/*
2** Copyright (C) 2008-2017 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
26#include <sndfile.h>
27
28#include "utils.h"
29
30#define	SAMPLE_RATE	8000
31
32typedef struct
33{	int	enc_fmt ;
34
35	const char * enc_name ;
36	const char * dec_name ;
37
38	uint64_t	enc_cksum ;
39	uint64_t	dec_cksum ;
40} CHECKSUM ;
41
42static CHECKSUM
43checksum_orig [] =
44{
45	{	SF_FORMAT_RAW | SF_FORMAT_ULAW,
46		"checksum.ulaw", "cksum_ulaw.pcm16",
47		0xbd99d34ccbe2fLL, 0xda82168ed82e9LL
48		},
49	{	SF_FORMAT_RAW | SF_FORMAT_ALAW,
50		"checksum.alaw", "cksum_alaw.pcm16",
51		0x0004afddc0fcf4bdLL, 0x2e7320230b88LL
52		},
53	{	SF_FORMAT_RAW | SF_FORMAT_GSM610,
54		"checksum.gsm", "cksum_gsm.pcm16",
55		0xa06a3faaaf684LL, 0x2d7ff668efeb9LL
56		},
57	{	SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM,
58		"checksum.vox", "cksum_vox.pcm16",
59		0x7c9d7afdb96a1LL, 0xe540df74a4b14LL
60		},
61} ;
62
63static void checksum_test (const CHECKSUM * cksum) ;
64
65static float orig [1 << 14] ;
66static short data [1 << 14] ;
67
68int
69main (void)
70{	unsigned k ;
71
72	gen_windowed_sine_float (orig, ARRAY_LEN (orig), 0.9) ;
73
74	for (k = 0 ; k < ARRAY_LEN (checksum_orig) ; k++)
75		checksum_test (&checksum_orig [k]) ;
76
77	return 0 ;
78} /* main */
79
80/*==============================================================================
81*/
82
83static void
84checksum_test (const CHECKSUM * cksum)
85{	SNDFILE * file ;
86	SF_INFO info ;
87
88	print_test_name (__func__, cksum->enc_name) ;
89
90	memset (&info, 0, sizeof (info)) ;
91	info.format = cksum->enc_fmt ;
92	info.channels = 1 ;
93	info.samplerate	= SAMPLE_RATE ;
94
95	file = test_open_file_or_die (cksum->enc_name, SFM_WRITE, &info, 0, __LINE__) ;
96	test_write_float_or_die (file, 0, orig, ARRAY_LEN (orig), __LINE__) ;
97	sf_close (file) ;
98
99	check_file_hash_or_die (cksum->enc_name, cksum->enc_cksum, __LINE__) ;
100	puts ("ok") ;
101
102	/*------------------------------------------------------------------------*/
103
104	print_test_name (__func__, cksum->dec_name) ;
105
106	info.format = cksum->enc_fmt ;
107	info.channels = 1 ;
108	info.samplerate	= SAMPLE_RATE ;
109
110	file = test_open_file_or_die (cksum->enc_name, SFM_READ, &info, 0, __LINE__) ;
111	test_read_short_or_die (file, 0, data, ARRAY_LEN (data), __LINE__) ;
112	sf_close (file) ;
113
114	info.format = SF_ENDIAN_LITTLE | SF_FORMAT_RAW | SF_FORMAT_PCM_16 ;
115	info.channels = 1 ;
116	info.samplerate	= SAMPLE_RATE ;
117
118	file = test_open_file_or_die (cksum->dec_name, SFM_WRITE, &info, 0, __LINE__) ;
119	test_write_short_or_die (file, 0, data, ARRAY_LEN (data), __LINE__) ;
120	sf_close (file) ;
121
122	check_file_hash_or_die (cksum->dec_name, cksum->dec_cksum, __LINE__) ;
123
124	remove (cksum->enc_name) ;
125	remove (cksum->dec_name) ;
126
127	puts ("ok") ;
128} /* checksum_test */
129
130