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To see all available qualifiers, see our documentation.
COMPRESSION_FORMAT_LZNT1
LZNT1 compression (LZ77). Sometimes also referred to as NTFS compression.
COMPRESSION_FORMAT_XPRESS
LZXPRESS compression (LZ77 + DIRECT2).
COMPRESSION_FORMAT_XPRESS_HUFF
LZXPRESS with Huffman compression.
MSDN: RtlCompressBuffer function
MSDN: RtlDecompressBuffer function
MSDN: LZNT1