#include "interface.h"

int main (int argc, char** argv)
{
	CSerial2 s;
	int iBaudRate;
	int b1;
	speed_t spBaud;
	unsigned int nBytes = 448*273; // result image size
	char cDefaultPath[] = "/dev/ttyUSB0";
	char cDefaultBaud[] = "115200";
	const char fName[] = "car_gray.B"; //450 x 275
	const char fOutName[] = "car_sobel.raw";

	if(argc < 3)
	{
		printf("Usage: serial_XUPV5 [RS232 port name] [Baud rate]"
				"\nExample: serial_XUPV5 /dev/ttyUSB0 115200"
				"\nThe program will search for a file named car_gray.B"
				"\nRunning with default settings...\n");
		argv[1] = cDefaultPath;
		argv[2] = cDefaultBaud;
	}

	iBaudRate = atoi(argv[2]);
	spBaud = ConvertIntToBaud(iBaudRate);
	printf("Opening port using %s and %d bauds...\n", argv[1], iBaudRate);
	s.Open(argv[1], spBaud);

	FILE *fh1, *fh2;
	fh1 = fopen(fName, "rb");
	if(!fh1)
	{
		printf("\nThe file \"%s\" does not exist!\n", fName);
		fflush(stdout);
		_exit(-1);
	}
	fseek( fh1, 0, SEEK_END);
	unsigned int oBytes =  ftell(fh1);
	unsigned char *outBuffer = new unsigned char[oBytes];
	unsigned char *inBuffer = new unsigned char[nBytes];

	fseek( fh1, 0, SEEK_SET);
	for( unsigned int n=0; n<oBytes; n++ )
	{
		outBuffer[n] = getc(fh1);
	}
    fclose(fh1);

	writeBytes((unsigned char *)outBuffer, oBytes, 0xA0000000, &s);

	startExecution( &s );
	waitForFPGA( &s );

	b1 = getExecutionTime( &s );
	printf("\nExecution time = %d\n\n", b1);

	readBytes(inBuffer, nBytes, 0xA0100000, &s);

	fh2 = fopen(fOutName, "wb");
	for( unsigned int n=0; n<nBytes; n++ )
	{
		putc(inBuffer[n],fh2);
	}
    fclose(fh2);
	

	printf("\nConverting the raw data to a JPEG image...\n");
	system("convert -depth 8 -size 448x273 gray:car_sobel.raw car_sobel.jpg");
	printf("The data has been saved in 'car_sobel.jpg'.\n\n");
	system("eog car_sobel.jpg");

	exitFPGA( &s );

	delete [] outBuffer;
	delete [] inBuffer;

	return 0;
}