Update sk1/main.c
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sk1/main.c
102
sk1/main.c
@ -1,73 +1,65 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "compressor.h"
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#include "compressor.h" // Підключаємо заголовок
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void display_help();
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int main(int argc, char *argv[]) {
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if (argc < 5) { // Мінімум 4 аргументи (включаючи алгоритм та файл)
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if (argc < 4) { // Мінімум 4 аргументи
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display_help();
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return -1;
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}
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char *action = argv[1]; // -c або -d
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char *algorithm = argv[2]; // rle або lz77
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char *input_filename = argv[3]; // Вхідний файл
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char *output_filename = argv[4]; // Вихідний файл
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char *action = argv[1]; // -c, -d, -c2, -d2
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char *input_filename = argv[2]; // Вхідний файл
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char *output_filename = argv[3]; // Вихідний файл
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// Компресія
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// Для першого алгоритму компресії (наприклад, RLE)
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if (strcmp(action, "-c") == 0) {
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if (strcmp(algorithm, "rle") == 0) {
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printf("Compressing using RLE...\n");
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int result = rle_compress(input_filename, output_filename);
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if (result >= 0) {
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printf("Compression successful. Compressed size: %d bytes\n", result);
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} else {
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printf("Compression failed with error code %d\n", result);
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}
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} else if (strcmp(algorithm, "lz77") == 0) {
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printf("Compressing using LZ77...\n");
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int result = lz77_compress(input_filename, output_filename);
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if (result >= 0) {
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printf("Compression successful. Compressed size: %d bytes\n", result);
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} else {
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printf("Compression failed with error code %d\n", result);
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}
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printf("Compressing using RLE...\n");
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int result = rle_compress(input_filename, output_filename);
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if (result >= 0) {
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printf("Compression successful. Compressed size: %d bytes\n", result);
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} else {
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printf("Unsupported compression algorithm. Use 'rle' or 'lz77'.\n");
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return -1;
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printf("Compression failed with error code %d\n", result);
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}
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}
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// Декомпресія
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else if (strcmp(action, "-d") == 0) {
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if (strcmp(algorithm, "rle") == 0) {
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printf("Decompressing RLE...\n");
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int result = rle_decompress(input_filename, output_filename);
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if (result >= 0) {
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printf("Decompression successful. Decompressed size: %d bytes\n", result);
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} else {
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printf("Decompression failed with error code %d\n", result);
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}
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} else if (strcmp(algorithm, "lz77") == 0) {
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printf("Decompressing LZ77...\n");
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int result = lz77_decompress(input_filename, output_filename);
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if (result >= 0) {
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printf("Decompression successful. Decompressed size: %d bytes\n", result);
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} else {
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printf("Decompression failed with error code %d\n", result);
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}
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printf("Decompressing RLE...\n");
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int result = rle_decompress(input_filename, output_filename);
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if (result >= 0) {
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printf("Decompression successful. Decompressed size: %d bytes\n", result);
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} else {
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printf("Unsupported decompression algorithm. Use 'rle' or 'lz77'.\n");
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return -1;
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printf("Decompression failed with error code %d\n", result);
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}
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}
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// Показати довідку
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// Для другого алгоритму компресії (наприклад, LZ77)
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else if (strcmp(action, "-c2") == 0) {
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printf("Compressing using LZ77...\n");
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int result = lz77_compress(input_filename, output_filename);
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if (result >= 0) {
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printf("Compression successful. Compressed size: %d bytes\n", result);
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} else {
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printf("Compression failed with error code %d\n", result);
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}
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}
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else if (strcmp(action, "-d2") == 0) {
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printf("Decompressing LZ77...\n");
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int result = lz77_decompress(input_filename, output_filename);
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if (result >= 0) {
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printf("Decompression successful. Decompressed size: %d bytes\n", result);
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} else {
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printf("Decompression failed with error code %d\n", result);
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}
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}
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// Для показу довідки
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else if (strcmp(action, "-h") == 0) {
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display_help();
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} else {
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}
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else {
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printf("Invalid arguments\n");
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display_help();
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return -1;
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@ -78,12 +70,14 @@ int main(int argc, char *argv[]) {
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void display_help() {
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printf("Usage:\n");
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printf(" -c algorithm infile outfile : Compress infile using specified algorithm (rle or lz77).\n");
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printf(" -d algorithm infile outfile : Decompress infile using specified algorithm (rle or lz77).\n");
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printf(" -h : Display this help message.\n");
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printf(" -c infile outfile : Compress infile using RLE algorithm.\n");
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printf(" -d compressed uncompressed : Decompress compressed file using RLE.\n");
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printf(" -c2 infile outfile : Compress infile using LZ77 algorithm.\n");
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printf(" -d2 compressed uncompressed: Decompress compressed file using LZ77.\n");
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printf(" -h : Display this help message.\n");
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printf("Examples:\n");
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printf(" compression_tool -c rle input.txt output.rle\n");
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printf(" compression_tool -c lz77 input.txt output.lz77\n");
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printf(" compression_tool -d rle input.rle output.txt\n");
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printf(" compression_tool -d lz77 input.lz77 output.txt\n");
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printf(" ./compressor -c input.txt output.rle\n");
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printf(" ./compressor -d output.rle decompressed.txt\n");
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printf(" ./compressor -c2 input.txt output.lz77\n");
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printf(" ./compressor -d2 output.lz77 decompressed.txt\n");
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}
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