pkg/compression/algorithms.go - master - pxlxnski/StringCompressionAlgorhitms

pkg/compression/algorithms.go
116 строк3 KB
Egor Polyanskiy
lz78 completed
04 дек 2025, 19:36
04 дек 2025, 19:361b2d50f
package compression

// FanoAlgorithm, ShenonAlgorithm, AdaptiveHuffmanAlgorithm
// BookstackAlgorithm, GilbertAlgorithm, LZ77Algorithm, LZ78Algorithm

type HuffmanAlgorithm struct{}

func (ha *HuffmanAlgorithm) Compress(inputFile, outputFile string) error {
	return compressHuffman(inputFile, outputFile)
}

func (ha *HuffmanAlgorithm) Decompress(inputFile, outputFile string) error {
	return decompressHuffman(inputFile, outputFile)
}

func (ha *HuffmanAlgorithm) Name() string {
	return "Huffman"
}

type FanoAlgorithm struct{}

func (fa *FanoAlgorithm) Compress(inputFile, outputFile string) error {
	return compressFano(inputFile, outputFile)
}

func (fa *FanoAlgorithm) Decompress(inputFile, outputFile string) error {
	return decompressFano(inputFile, outputFile)
}

func (fa *FanoAlgorithm) Name() string {
	return "Fano"
}

type ShannonAlgorithm struct{}

func (sa *ShannonAlgorithm) Compress(inputFile, outputFile string) error {
	return compressShannon(inputFile, outputFile)
}

func (sa *ShannonAlgorithm) Decompress(inputFile, outputFile string) error {
	return decompressShannon(inputFile, outputFile)
}

func (sa *ShannonAlgorithm) Name() string {
	return "Shannon"
}

type AdaptiveHuffmanAlgorithm struct{}

func (aha *AdaptiveHuffmanAlgorithm) Compress(inputFile, outputFile string) error {
	return compressAdaptiveHuffman(inputFile, outputFile)
}

func (aha *AdaptiveHuffmanAlgorithm) Decompress(inputFile, outputFile string) error {
	return decompressAdaptiveHuffman(inputFile, outputFile)
}

func (aha *AdaptiveHuffmanAlgorithm) Name() string {
	return "AdaptiveHuffman"
}

type BookstackAlgorithm struct{}

func (ba *BookstackAlgorithm) Compress(inputFile, outputFile string) error {
	return compressBookstack(inputFile, outputFile)
}

func (ba *BookstackAlgorithm) Decompress(inputFile, outputFile string) error {
	return decompressBookstack(inputFile, outputFile)
}

func (ba *BookstackAlgorithm) Name() string {
	return "Bookstack"
}

type GilbertAlgorithm struct{}

func (ga *GilbertAlgorithm) Compress(inputFile, outputFile string) error {
	return compressGilbert(inputFile, outputFile)
}

func (ga *GilbertAlgorithm) Decompress(inputFile, outputFile string) error {
	return decompressGilbert(inputFile, outputFile)
}

func (ga *GilbertAlgorithm) Name() string {
	return "Gilbert"
}

type LZ77Algorithm struct{}

func (lz *LZ77Algorithm) Compress(inputFile, outputFile string) error {
	return compressLZ77(inputFile, outputFile)
}

func (lz *LZ77Algorithm) Decompress(inputFile, outputFile string) error {
	return decompressLZ77(inputFile, outputFile)
}

func (lz77a *LZ77Algorithm) Name() string {
	return "LZ77"
}

type LZ78Algorithm struct{}

func (lz *LZ78Algorithm) Compress(inputFile, outputFile string) error {
	return compressLZ78(inputFile, outputFile)
}

func (lz *LZ78Algorithm) Decompress(inputFile, outputFile string) error {
	return decompressLZ78(inputFile, outputFile)
}

func (lz78a *LZ78Algorithm) Name() string {
	return "LZ78"
}