/* SigLib FIFO Example */

#include <stdio.h>
#include <siglib.h>

#define	MAX_DELAY		10
#define INITIAL_DELAY	5
#define SAMPLE_LENGTH	50

SLData_t RealSrcArray [] = {
	0.0, 1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0,
	10.0, 11.0, 12.0, 13.0, 14.0, 15.0, 16.0, 17.0, 18.0, 19.0,
	20.0, 21.0, 22.0, 23.0, 24.0, 25.0, 26.0, 27.0, 28.0, 29.0,
	30.0, 31.0, 32.0, 33.0, 34.0, 35.0, 36.0, 37.0, 38.0, 39.0,
	40.0, 41.0, 42.0, 43.0, 44.0, 45.0, 46.0, 47.0, 48.0, 49.0,
	50.0, 51.0, 52.0, 53.0, 54.0, 55.0, 56.0, 57.0, 58.0, 59.0,
	60.0, 61.0, 62.0, 63.0, 64.0, 65.0, 66.0, 67.0, 68.0, 69.0
};

SLData_t ImagSrcArray [] = {
	100.0, 101.0, 102.0, 103.0, 104.0, 105.0, 106.0, 107.0, 108.0, 109.0,
	110.0, 111.0, 112.0, 113.0, 114.0, 115.0, 116.0, 117.0, 118.0, 119.0,
	120.0, 121.0, 122.0, 123.0, 124.0, 125.0, 126.0, 127.0, 128.0, 129.0,
	130.0, 131.0, 132.0, 133.0, 134.0, 135.0, 136.0, 137.0, 138.0, 139.0,
	140.0, 141.0, 142.0, 143.0, 144.0, 145.0, 146.0, 147.0, 148.0, 149.0,
	150.0, 151.0, 152.0, 153.0, 154.0, 155.0, 156.0, 157.0, 158.0, 159.0,
	160.0, 161.0, 162.0, 163.0, 164.0, 165.0, 166.0, 167.0, 168.0, 169.0
};

SLData_t	*pRealDelayArray, *pImagDelayArray, *pRealDst, *pImagDst;


void main (void)

{
	SLArrayIndex_t	i;
	SLArrayIndex_t	InputIndex, OutputIndex;
	SLData_t		pRealInput, pRealOutput;
	SLData_t		pImagInput, pImagOutput;
	SLData_t		*pRealSrc = RealSrcArray;
	SLData_t		*pImagSrc = ImagSrcArray;
	SLArrayIndex_t	DelayLength;

	pRealDelayArray = SUF_VectorArrayAllocate (MAX_DELAY);
	pImagDelayArray = SUF_VectorArrayAllocate (MAX_DELAY);
	pRealDst = SUF_VectorArrayAllocate (SAMPLE_LENGTH);
	pImagDst = SUF_VectorArrayAllocate (SAMPLE_LENGTH);

						/* Initialise the FIFO delay */
	if (SIF_FifoDelay (pRealDelayArray,				/* Pointer to the delay state array */
					   &InputIndex,					/* Pointer to the FIFO input index */
					   &OutputIndex,				/* Pointer to the FIFO output index */
					   &DelayLength,				/* Variable FIFO delay */
					   INITIAL_DELAY,				/* Initial FIFO delay value */
					   MAX_DELAY) != 0)				/* Maximum delay length */
	{
		printf ("Error initialising FIFO delay\n");
	}

					/* SDS_FifoDelay parameters - (Input value,
												   Pointer to the delay state array
												   Pointer to the FIFO input index,
												   Pointer to the FIFO output index,
												   Maximum delay length) */
	printf ("SDS_FifoDelay\n");
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input = %1.1lf, Output = %1.1lf\n", pRealInput, pRealOutput);


						/* Initialise the FIFO delay */
	if (SIF_FifoDelay (pRealDelayArray,				/* Pointer to the delay state array */
					   &InputIndex,					/* Pointer to the FIFO input index */
					   &OutputIndex,				/* Pointer to the FIFO output index */
					   &DelayLength,				/* Variable FIFO delay */
					   DelayLength,					/* Initial FIFO delay value */
					   MAX_DELAY) != 0)				/* Maximum delay length */
	{
		printf ("Error initialising FIFO delay\n");
	}

	SDA_FifoDelay (pRealSrc,						/* Pointer to the input array */
				   pRealDst,						/* Pointer to the output array */
				   pRealDelayArray,					/* Pointer to the delay state array */
				   &InputIndex,						/* Pointer to the FIFO input index */
				   &OutputIndex,					/* Pointer to the FIFO output index */
				   MAX_DELAY,						/* Maximum delay length */
				   20);								/* Input / output sample length */

	printf ("\nSDA_FifoDelay\n");

	for (i =  0; i < 20; i++)
	{
		printf ("Input = %1.1lf, Output = %1.1lf\n", *pRealSrc++,  *pRealDst++);
	}

						/* Testing FIFO delay decrease and increase */

	printf ("\nHit carriage return to continue . . .\n");
	getchar ();

					/* SDS_FifoDelay parameters - (Input value,
												   Pointer to the delay state array
												   Pointer to the FIFO input index,
												   Pointer to the FIFO output index,
												   Maximum delay length) */
	printf ("Starting to decrease delay length\n");
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	printf ("Starting to increase delay length\n");
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pRealOutput = SDS_FifoDelay (pRealInput, pRealDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("pRealInput = %1.1lf, pRealOutput = %1.1lf\n", pRealInput, pRealOutput);


	pRealSrc = RealSrcArray;					/* Reset real src array pointer */

						/* Initialise the FIFO delay */
	if (SIF_FifoDelayComplex (pRealDelayArray,		/* Pointer to the real delay state array */
							  pImagDelayArray,		/* Pointer to the imaginary delay state array */
							  &InputIndex,			/* Pointer to the FIFO input index */
							  &OutputIndex,			/* Pointer to the FIFO output index */
							  &DelayLength,			/* Variable FIFO delay */
							  INITIAL_DELAY,		/* Initial FIFO delay value */
							  MAX_DELAY) != 0)		/* Maximum delay length */
	{
		printf ("Error initialising FIFO delay\n");
	}

					/* SDS_FifoDelayComplex parameters - (Real input value,
														  Imaginary input value,
														  Pointer to the real output,
														  Pointer to the imaginary output,
														  Pointer to the real delay state array,
														  Pointer to the imaginary delay state array,
														  Pointer to the FIFO input index,
														  Pointer to the FIFO output index,
														  Maximum delay length) */
	printf ("SDS_FifoDelayComplex\n");
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);


						/* Initialise the FIFO delay */
	if (SIF_FifoDelayComplex (pRealDelayArray,		/* Pointer to the real delay state array */
							  pImagDelayArray,		/* Pointer to the imaginary delay state array */
							  &InputIndex,			/* Pointer to the FIFO input index */
							  &OutputIndex,			/* Pointer to the FIFO output index */
							  &DelayLength,			/* Variable FIFO delay */
							  DelayLength,			/* Initial FIFO delay value */
							  MAX_DELAY) != 0)		/* Maximum delay length */
	{
		printf ("Error initialising FIFO delay\n");
	}

	SDA_FifoDelayComplex (pRealSrc,					/* Pointer to the real input array */
						  pImagSrc,					/* Pointer to the imaginary input array */
						  pRealDst,					/* Pointer to the real output array */
						  pImagDst,					/* Pointer to the imaginary output array */
						  pRealDelayArray,			/* Pointer to the real delay state array */
						  pImagDelayArray,			/* Pointer to the imaginary delay state array */
						  &InputIndex,				/* Pointer to the FIFO input index */
						  &OutputIndex,				/* Pointer to the FIFO output index */
						  MAX_DELAY,				/* Maximum delay length */
						  20);						/* Input / output sample length */

	printf ("\nSDA_FifoDelayComplex\n");

	for (i =  0; i < 20; i++)
	{
		printf ("Input = (Real) %1.1lf, (Imag) %1.1lf, Output = (Real) %1.1lf, (Imag) %1.1lf\n", *pRealSrc++, *pImagSrc++,  *pRealDst++,  *pImagDst++);
	}

						/* Testing FIFO delay decrease and increase */

	printf ("\nHit carriage return to continue . . .\n");
	getchar ();

					/* SDS_FifoDelayComplex parameters - (Real input value,
														  Imaginary input value,
														  Pointer to the real output,
														  Pointer to the imaginary output,
														  Pointer to the real delay state array,
														  Pointer to the imaginary delay state array,
														  Pointer to the FIFO input index,
														  Pointer to the FIFO output index,
														  Maximum delay length) */
	printf ("Starting to decrease delay length\n");
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_DecreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	printf ("Starting to increase delay length\n");
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);
	SUF_IncreaseFifoDelay (&OutputIndex,			/* Pointer to the FIFO output index */
						   &DelayLength,			/* Pointer to delay length */
						   MAX_DELAY);				/* Maximum delay length */
	pRealInput = *pRealSrc++; pImagInput = *pImagSrc++; SDS_FifoDelayComplex (pRealInput, pImagInput, &pRealOutput, &pImagOutput, pRealDelayArray, pImagDelayArray, &InputIndex, &OutputIndex, MAX_DELAY);	printf ("Input (Real) = %1.1lf, (Imag) = %1.1lf, Output (Real) = %1.1lf, (Imag) = %1.1lf\n", pRealInput, pImagInput, pRealOutput, pImagOutput);


	SUF_MemoryFree (pRealDelayArray);				/* Free memory */
	SUF_MemoryFree (pImagDelayArray);
	SUF_MemoryFree (pRealDst);
	SUF_MemoryFree (pImagDst);

}