comparison src/libsndfile-1.0.27/tests/raw_test.c @ 125:cd6cdf86811e

Current libsndfile source

+/*
+** Copyright (C) 2002-2014 Erik de Castro Lopo <[e-mail]>
+**
+** 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 <string.h>
+#include <math.h>
+#include <inttypes.h>
+
+#if HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#include <sndfile.h>
+
+#include "utils.h"
+
+#define	BUFFER_LEN		(1 << 10)
+#define LOG_BUFFER_SIZE	1024
+
+static	void	raw_offset_test (const char *filename, int typeminor) ;
+static	void	bad_raw_test (void) ;
+
+/* Force the start of this buffer to be double aligned. Sparc-solaris will
+** choke if its not.
+*/
+static	short	data [BUFFER_LEN] ;
+
+int
+main (void)
+{
+	raw_offset_test ("offset.raw", SF_FORMAT_PCM_16) ;
+	bad_raw_test () ;
+
+	return 0 ;
+} /* main */
+
+/*============================================================================================
+**	Here are the test functions.
+*/
+
+static void
+raw_offset_test (const char *filename, int typeminor)
+{	SNDFILE		*sndfile ;
+	SF_INFO		sfinfo ;
+	sf_count_t	start ;
+	int			k ;
+
+	print_test_name ("raw_offset_test", filename) ;
+
+	sfinfo.samplerate	= 44100 ;
+	sfinfo.format		= SF_FORMAT_RAW | typeminor ;
+	sfinfo.channels		= 1 ;
+	sfinfo.frames		= 0 ;
+
+	sndfile = test_open_file_or_die (filename, SFM_RDWR, &sfinfo, SF_TRUE, __LINE__) ;
+
+	start = 0 ;
+	sf_command (sndfile, SFC_FILE_TRUNCATE, &start, sizeof (start)) ;
+
+	for (k = 0 ; k < BUFFER_LEN ; k++)
+		data [k] = k ;
+	test_write_short_or_die (sndfile, 0, data, BUFFER_LEN, __LINE__) ;
+
+	sf_close (sndfile) ;
+
+	sndfile = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
+	check_log_buffer_or_die (sndfile, __LINE__) ;
+
+	if (ABS (BUFFER_LEN - sfinfo.frames) > 1)
+	{	printf ("\n\nLine %d : Incorrect sample count (%" PRId64 " should be %d)\n", __LINE__, sfinfo.frames, BUFFER_LEN) ;
+		dump_log_buffer (sndfile) ;
+		exit (1) ;
+		} ;
+
+	memset (data, 0 , sizeof (data)) ;
+	test_read_short_or_die (sndfile, 0, data, BUFFER_LEN, __LINE__) ;
+	for (k = 0 ; k < BUFFER_LEN ; k++)
+		if (data [k] != k)
+			printf ("Error : line %d\n", __LINE__) ;
+
+	/* Set dataoffset to 2 bytes from beginning of file. */
+	start = 2 ;
+	sf_command (sndfile, SFC_SET_RAW_START_OFFSET, &start, sizeof (start)) ;
+
+	/* Seek to new start */
+	test_seek_or_die (sndfile, 0, SEEK_SET, 0, sfinfo.channels, __LINE__) ;
+
+	memset (data, 0 , sizeof (data)) ;
+	test_read_short_or_die (sndfile, 0, data, BUFFER_LEN - 1, __LINE__) ;
+	for (k = 0 ; k < BUFFER_LEN - 1 ; k++)
+		if (data [k] != k + 1)
+		{	printf ("Error : line %d\n", __LINE__) ;
+			exit (1) ;
+			} ;
+
+	/* Set dataoffset to 4 bytes from beginning of file. */
+	start = 4 ;
+	sf_command (sndfile, SFC_SET_RAW_START_OFFSET, &start, sizeof (start)) ;
+
+	/* Seek to new start */
+	test_seek_or_die (sndfile, 0, SEEK_SET, 0, sfinfo.channels, __LINE__) ;
+
+	memset (data, 0 , sizeof (data)) ;
+	test_read_short_or_die (sndfile, 0, data, BUFFER_LEN - 2, __LINE__) ;
+	for (k = 0 ; k < BUFFER_LEN - 2 ; k++)
+		if (data [k] != k + 2)
+		{	printf ("Error : line %d\n", __LINE__) ;
+			exit (1) ;
+			} ;
+
+	/* Set dataoffset back to 0 bytes from beginning of file. */
+	start = 0 ;
+	sf_command (sndfile, SFC_SET_RAW_START_OFFSET, &start, sizeof (start)) ;
+
+	/* Seek to new start */
+	test_seek_or_die (sndfile, 0, SEEK_SET, 0, sfinfo.channels, __LINE__) ;
+
+	memset (data, 0 , sizeof (data)) ;
+	test_read_short_or_die (sndfile, 0, data, BUFFER_LEN, __LINE__) ;
+	for (k = 0 ; k < BUFFER_LEN ; k++)
+		if (data [k] != k)
+		{	printf ("Error : line %d\n", __LINE__) ;
+			exit (1) ;
+			} ;
+
+	sf_close (sndfile) ;
+	unlink (filename) ;
+
+	puts ("ok") ;
+} /* raw_offset_test */
+
+static void
+bad_raw_test (void)
+{	FILE		*textfile ;
+	SNDFILE		*file ;
+	SF_INFO		sfinfo ;
+	const char	*errorstr, *filename = "bad.raw" ;
+
+	print_test_name ("bad_raw_test", filename) ;
+
+	if ((textfile = fopen (filename, "w")) == NULL)
+	{	printf ("\n\nLine %d : not able to open text file for write.\n", __LINE__) ;
+		exit (1) ;
+		} ;
+
+	fprintf (textfile, "This is not a valid file.\n") ;
+	fclose (textfile) ;
+
+	sfinfo.samplerate	= 44100 ;
+	sfinfo.format		= SF_FORMAT_RAW | 0xABCD ;
+	sfinfo.channels		= 1 ;
+
+	if ((file = sf_open (filename, SFM_READ, &sfinfo)) != NULL)
+	{	printf ("\n\nLine %d : Error, file should not have opened.\n", __LINE__ - 1) ;
+		exit (1) ;
+		} ;
+
+	errorstr = sf_strerror (file) ;
+
+	if (strstr (errorstr, "Bad format field in SF_INFO struct") == NULL)
+	{	printf ("\n\nLine %d : Error bad error string : %s.\n", __LINE__ - 1, errorstr) ;
+		exit (1) ;
+		} ;
+
+	unlink (filename) ;
+
+	puts ("ok") ;
+} /* bad_raw_test */
+