pcm_test.c

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	if (zero_count > items / 4)
	{	printf ("\n\nLine %d: too many zeros (%d/%d).\n", __LINE__, zero_count, items) ;
		exit (1) ;
		} ;

	sfinfo.samplerate	= 44100 ;
	sfinfo.frames		= 123456789 ; /* Wrong length. Library should correct this on sf_close. */
	sfinfo.channels		= 1 ;
	sfinfo.format		= filetype ;

	file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;

	sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;

	test_write_double_or_die (file, 0, double_out, items, __LINE__) ;

	sf_close (file) ;

	memset (double_in, 0, items * sizeof (double)) ;

	file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;

	if (sfinfo.format != filetype)
	{	printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
		exit (1) ;
		} ;

	if (sfinfo.frames != items)
	{	printf ("\n\nLine %d: Incorrect number of frames in file. (%d => %ld)\n", __LINE__, items, SF_COUNT_TO_LONG (sfinfo.frames)) ;
		exit (1) ;
		} ;

	if (sfinfo.channels != 1)
	{	printf ("\n\nLine %d: Incorrect number of channels in file.\n", __LINE__) ;
		exit (1) ;
		} ;

	check_log_buffer_or_die (file, __LINE__) ;

	sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;

	test_read_double_or_die (file, 0, double_in, items, __LINE__) ;

	for (k = 0 ; k < items ; k++)
		if (fabs (double_out [k] - double_in [k]) > 1e-10)
		{	printf ("\n\nLine %d: double : Incorrect sample (#%d : %f => %f).\n", __LINE__, k, double_out [k], double_in [k]) ;
			exit (1) ;
			} ;

	sf_close (file) ;
	/* Lite remove end */
	unlink (filename) ;

	puts ("ok") ;
} /* pcm_test_bits_24 */

static void
pcm_test_bits_32 (const char *filename, int filetype, int hash)
{	SNDFILE		*file ;
	SF_INFO		sfinfo ;
	int			k, items, zero_count ;
	short		*short_out, *short_in ;
	int			*int_out, *int_in ;
	/* Lite remove start */
	float		*float_out, *float_in ;
	double		*double_out, *double_in ;
	/* Lite remove end */

	print_test_name ("pcm_test_bits_32", filename) ;

	items = 1024 ;

	short_out = (short*) data_out ;
	short_in = (short*) data_in ;

	zero_count = 0 ;
	for (k = 0 ; k < items ; k++)
	{	short_out [k] = (k * ((k % 2) ? 3 : -3)) ;
		zero_count = short_out [k] ? zero_count : zero_count + 1 ;
		} ;

	if (zero_count > items / 4)
	{	printf ("\n\nLine %d: too many zeros.\n", __LINE__) ;
		exit (1) ;
		} ;

	sfinfo.samplerate	= 44100 ;
	sfinfo.frames		= 123456789 ; /* Wrong length. Library should correct this on sf_close. */
	sfinfo.channels		= 1 ;
	sfinfo.format		= filetype ;

	file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;

	test_write_short_or_die (file, 0, short_out, items, __LINE__) ;

	sf_close (file) ;

	memset (short_in, 0, items * sizeof (short)) ;

	file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;

	if (sfinfo.format != filetype)
	{	printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
		exit (1) ;
		} ;

	if (sfinfo.frames != items)
	{	printf ("\n\nLine %d: Incorrect number of frames in file. (%d => %ld)\n", __LINE__, items, SF_COUNT_TO_LONG (sfinfo.frames)) ;
		exit (1) ;
		} ;

	if (sfinfo.channels != 1)
	{	printf ("\n\nLine %d: Incorrect number of channels in file.\n", __LINE__) ;
		exit (1) ;
		} ;

	check_log_buffer_or_die (file, __LINE__) ;

	test_read_short_or_die (file, 0, short_in, items, __LINE__) ;

	for (k = 0 ; k < items ; k++)
		if (short_out [k] != short_in [k])
		{	printf ("\n\nLine %d: Incorrect sample (#%d : 0x%x => 0x%x).\n", __LINE__, k, short_out [k], short_in [k]) ;
			exit (1) ;
			} ;

	sf_close (file) ;

	/* Finally, check the file hash. */
	check_file_hash_or_die (filename, hash, __LINE__) ;

	/*--------------------------------------------------------------------------
	** Test sf_read/write_int ()
	*/
	zero_count = 0 ;

	int_out = (int*) data_out ;
	int_in = (int*) data_in ;
	for (k = 0 ; k < items ; k++)
	{	int_out [k] = (k * ((k % 2) ? 333333 : -333333)) ;
		zero_count = int_out [k] ? zero_count : zero_count + 1 ;
		} ;

	if (zero_count > items / 4)
	{	printf ("\n\nLine %d: too many zeros.\n", __LINE__) ;
		exit (1) ;
		} ;

	sfinfo.samplerate	= 44100 ;
	sfinfo.frames		= 123456789 ; /* Wrong length. Library should correct this on sf_close. */
	sfinfo.channels		= 1 ;
	sfinfo.format		= filetype ;

	file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;

	test_write_int_or_die (file, 0, int_out, items, __LINE__) ;

	sf_close (file) ;

	memset (int_in, 0, items * sizeof (int)) ;

	file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;

	if (sfinfo.format != filetype)
	{	printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
		exit (1) ;
		} ;

	if (sfinfo.frames != items)
	{	printf ("\n\nLine %d: Incorrect number of frames in file. (%d => %ld)\n", __LINE__, items, SF_COUNT_TO_LONG (sfinfo.frames)) ;
		exit (1) ;
		} ;

	if (sfinfo.channels != 1)
	{	printf ("\n\nLine %d: Incorrect number of channels in file.\n", __LINE__) ;
		exit (1) ;
		} ;

	check_log_buffer_or_die (file, __LINE__) ;

	test_read_int_or_die (file, 0, int_in, items, __LINE__) ;

	for (k = 0 ; k < items ; k++)
		if (int_out [k] != int_in [k])
		{	printf ("\n\nLine %d: int : Incorrect sample (#%d : 0x%x => 0x%x).\n", __LINE__, k, int_out [k], int_in [k]) ;
			exit (1) ;
			} ;

	sf_close (file) ;

	/* Lite remove start */
	/*--------------------------------------------------------------------------
	** Test sf_read/write_float ()
	*/
	zero_count = 0 ;

	float_out = (float*) data_out ;
	float_in = (float*) data_in ;
	for (k = 0 ; k < items ; k++)
	{	float_out [k] = (k * ((k % 2) ? 333333 : -333333)) ;
		zero_count = (fabs (float_out [k]) > 1e-10) ? zero_count : zero_count + 1 ;
		} ;

	if (zero_count > items / 4)
	{	printf ("\n\nLine %d: too many zeros (%d/%d).\n", __LINE__, zero_count, items) ;
		exit (1) ;
		} ;

	sfinfo.samplerate	= 44100 ;
	sfinfo.frames		= 123456789 ; /* Wrong length. Library should correct this on sf_close. */
	sfinfo.channels		= 1 ;
	sfinfo.format		= filetype ;

	file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;

	sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;

	test_write_float_or_die (file, 0, float_out, items, __LINE__) ;

	sf_close (file) ;

	memset (float_in, 0, items * sizeof (float)) ;

	file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;

	if (sfinfo.format != filetype)
	{	printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
		exit (1) ;
		} ;

	if (sfinfo.frames != items)
	{	printf ("\n\nLine %d: Incorrect number of frames in file. (%d => %ld)\n", __LINE__, items, SF_COUNT_TO_LONG (sfinfo.frames)) ;
		exit (1) ;
		} ;

	if (sfinfo.channels != 1)
	{	printf ("\n\nLine %d: Incorrect number of channels in file.\n", __LINE__) ;
		exit (1) ;
		} ;

	check_log_buffer_or_die (file, __LINE__) ;

	sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;

	test_read_float_or_die (file, 0, float_in, items, __LINE__) ;

	for (k = 0 ; k < items ; k++)
		if (fabs (float_out [k] - float_in [k]) > 1e-10)
		{	printf ("\n\nLine %d: float : Incorrect sample (#%d : %f => %f).\n", __LINE__, k, (double) float_out [k], (double) float_in [k]) ;
			exit (1) ;
			break ;
			} ;

	sf_close (file) ;

	/*--------------------------------------------------------------------------
	** Test sf_read/write_double ()
	*/
	zero_count = 0 ;

	double_out = (double*) data_out ;
	double_in = (double*) data_in ;
	for (k = 0 ; k < items ; k++)
	{	double_out [k] = (k * ((k % 2) ? 333333 : -333333)) ;
		zero_count = (fabs (double_out [k]) > 1e-10) ? zero_count : zero_count + 1 ;
		} ;

	if (zero_count > items / 4)
	{	printf ("\n\nLine %d: too many zeros (%d/%d).\n", __LINE__, zero_count, items) ;
		exit (1) ;
		} ;

	sfinfo.samplerate	= 44100 ;
	sfinfo.frames		= 123456789 ; /* Wrong length. Library should correct this on sf_close. */
	sfinfo.channels		= 1 ;
	sfinfo.format		= filetype ;

	file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;

	sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;

	test_write_double_or_die (file, 0, double_out, items, __LINE__) ;

	sf_close (file) ;

	memset (double_in, 0, items * sizeof (double)) ;

	file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;

	if (sfinfo.format != filetype)
	{	printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
		exit (1) ;
		} ;

	if (sfinfo.frames != items)
	{	printf ("\n\nLine %d: Incorrect number of frames in file. (%d => %ld)\n", __LINE__, items, SF_COUNT_TO_LONG (sfinfo.frames)) ;
		exit (1) ;
		} ;

	if (sfinfo.channels != 1)
	{	printf ("\n\nLine %d: Incorrect number of channels in file.\n", __LINE__) ;
		exit (1) ;
		} ;

	check_log_buffer_or_die (file, __LINE__) ;

	sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;

	test_read_double_or_die (file, 0, double_in, items, __LINE__) ;

	for (k = 0 ; k < items ; k++)
		if (fabs (double_out [k] - double_in [k]) > 1e-10)
		{	printf ("\n\nLine %d: double : Incorrect sample (#%d : %f => %f).\n", __LINE__, k, double_out [k], double_in [k]) ;
			exit (1) ;
			} ;

	sf_close (file) ;
	/* Lite remove end */
	unlink (filename) ;

	puts ("ok") ;
} /* pcm_test_bits_32 */



/*==============================================================================
*/

static void
pcm_test_float (const char *filename, int filetype, int hash, int replace_float)
{	SNDFILE			*file ;
	SF_INFO			sfinfo ;
	int				k, items, frames ;
	int				sign ;
	double			*data, error ;

	print_test_name ("pcm_test_float", filename) ;

	items = BUFFER_SIZE / sizeof (double) ;

	data = (double*) data_out ;
	for (sign = 1, k = 0 ; k < items ; k++)
	{	data [k] = ((double) (k * sign)) / 100.0 ;
		sign = (sign > 0) ? -1 : 1 ;
		} ;

	sfinfo.samplerate	= 44100 ;
	sfinfo.frames		= items ;
	sfinfo.channels		= 1 ;
	sfinfo.format		= filetype ;

	file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
	sf_command (file, SFC_TEST_IEEE_FLOAT_REPLACE, NULL, replace_float) ;
	if (replace_float && string_in_log_buffer (file, "Using IEEE replacement") == 0)
	{	printf ("\n\nLine %d : Float replacement code not working.\n\n", __LINE__) ;
		dump_log_buffer (file) ;
		exit (1) ;
		} ;

	test_write_double_or_die (file, 0, data, items, __LINE__) ;

	sf_close (file) ;

	check_file_hash_or_die (filename, hash, __LINE__) ;

	memset (data, 0, items * sizeof (double)) ;

	if ((filetype & SF_FORMAT_TYPEMASK) != SF_FORMAT_RAW)
		memset (&sfinfo, 0, sizeof (sfinfo)) ;

	file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
	sf_command (file, SFC_TEST_IEEE_FLOAT_REPLACE, NULL, replace_float) ;
	if (replace_float && string_in_log_buffer (file, "Using IEEE replacement") == 0)
	{	printf ("\n\nLine %d : Float replacement code not working.\n\n", __LINE__) ;
		dump_log_buffer (file) ;
		exit (1) ;
		} ;

	if (sfinfo.format != filetype)
	{	printf ("\n\nError (%s:%d) Mono : Returned format incorrect (0x%08X => 0x%08X).\n", __FILE__, __LINE__, filetype, sfinfo.format) ;
		exit (1) ;
		} ;

	if (sfinfo.frames != items)
	{	printf ("\n\nError (%s:%d) Mono : Incorrect number of frames in file. (%d => %ld)\n", __FILE__, __LINE__, items, SF_COUNT_TO_LONG (sfinfo.frames)) ;
		exit (1) ;
		} ;

	if (sfinfo.channels != 1)
	{	printf ("\n\nError (%s:%d) Mono : Incorrect number of channels in file.\n", __FILE__, __LINE__) ;
		exit (1) ;
		} ;

	check_log_buffer_or_die (file, __LINE__) ;

	test_read_double_or_die (file, 0, data, items, __LINE__) ;

	for (sign = -1, k = 0 ; k < items ; k++)
	{	error = fabs (data [k] - ((double) k) / 100.0 * (sign *= -1)) ;
		if (fabs (data [k]) > 1e-100 && fabs (error / data [k]) > 1e-5)
		{	printf ("\n\nError (%s:%d) Mono : Incorrect sample (#%d : %f => %f).\n", __FILE__, __LINE__, k, ((double) k) / 100.0, data [k]) ;
			exit (1) ;
			} ;
		} ;

	/* Seek to start of file. */
	test_seek_or_die (file, 0, SEEK_SET, 0, sfinfo.channels, __LINE__) ;

	test_read_double_or_die (file, 0, data, 4, __LINE__) ;
	for (k = 0 ; k < 4 ; k++)
	{	error = fabs (data [k] - ((double) k) / 100.0 * (sign *= -1)) ;
		if (fabs (data [k]) > 1e-100 && fabs (error / data [k]) > 1e-5)
		{	printf ("\n\nError (%s:%d) Mono : Incorrect sample (#%d : %f => %f).\n", __FILE__, __LINE__, k, ((double) k) / 100.0, data [k]) ;
			exit (1) ;
			} ;
		} ;

	/* Seek to offset from start of file. */
	test_seek_or_die (file, 10, SEEK_SET, 10, sfinfo.channels, __LINE__) ;

	test_read_double_or_die (file, 0, data + 10, 4, __LINE__) ;
	for (k = 10 ; k < 14 ; k++)
	{	error = fabs (data [k] - ((double) k) / 100.0 * (sign *= -1)) ;
		if (fabs (data [k]) > 1e-100 && fabs (error / data [k]) > 1e-5)
		{	printf ("\n\nError (%s:%d) Mono : Incorrect sample (#%d : %f => %f).\n", __FILE__, __LINE__, k, ((double) k) / 100.0, data [k]) ;
			exit (1) ;
			} ;
		} ;

	/* Seek to offset from current position. */
	test_seek_or_die (file, 6, SEEK_CUR, 20, sfinfo.channels, __LINE__) ;