#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include "sndbuf_smart.h"

//-- Command line --
#define	ARGC_EXPECTED	5
#define	ARGV_ME		0
#define	ARGV_FREQ	1
#define	ARGV_CHAN	2
#define	ARGV_SAMP	3
#define	ARGV_OUTFILE	4

int main(int argc, char** argv)
{
	//-- Variable Declarations --
	sndbuf_smart*	buf;
	int	samp;	//samples
	int	chan;	//channels
	float	f;	//Frequency

	//-- Command line check --
	if (ARGC_EXPECTED != argc) 
	{
		printf("Usage: %s <frequency> <channels> <samples> <outfile>\n", 
			argv[ARGV_ME]);
		exit(1);
	}

	//-- Read Command line ----
	f		= atof(argv[ARGV_FREQ]);
	chan		= atoi(argv[ARGV_CHAN]);
	samp		= atoi(argv[ARGV_SAMP]);


	//-- Create buffer --
	buf		= new sndbuf_smart(chan, samp);
	buf->chan	= chan;
	buf->samp	= samp;


	//-- Generate Tone --
	buf->gen_tone(ALL_CHAN, f); 


	//-- Output Tone --
	printf("Writing waveform to \"%s\"...", argv[ARGV_OUTFILE]);
	buf->file_write(argv[ARGV_OUTFILE]);
	printf("   Done.\n");


	//-- Cleanup --
	delete buf;
}