main-e.cpp

本设计的目的是：通过分析中文手写笔迹图象特有的灰度以及二维空间分布的统计特性

// main-e.cpp

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "bitio.h"
#include "errhand.h"
#include "main.h"

void usage_exit( char * prog_name );

int main( int argc, char * argv[] )
{
	FILE* output;
	BIT_FILE* input;
	setbuf(stdout, NULL);
	if (argc < 3)
		usage_exit(argv[0]);
	input = OpenInputBitFile(argv[1]);
	if (input == NULL)
		fatal_error("Error opening %s for input\n", argv[1]);
	output = fopen(argv[2], "wb");
	if (output == NULL)
		fatal_error("Error opening %s for output\n", argv[2]);
	printf("\nExpanding %s to %s\n", argv[1], argv[2]);
	printf("Using %s\n", CompressionName);
	argc -= 3;
	argv += 3;
	ExpandFile(input, output, argc, argv);
	CloseInputBitFile(input);
	fclose(output);
	putc('\n', stdout);
	return 0;
}

void usage_exit(char* prog_name)
{
	char* short_name;
	char* extension;

	short_name = strrchr(prog_name, '\\');
	if (short_name == NULL)
		short_name = strrchr(prog_name, '/');
	if (short_name == NULL)
		short_name = strrchr(prog_name, ':');
	if (short_name != NULL)
		short_name++;
	else
		short_name = prog_name;
	extension = strrchr(short_name, '.');
	if (extension != NULL)
		*extension = '\0';
	printf("\nUsage: %s %s\n", short_name, Usage);
	exit(0);
}