zstdCompress: Zstandard comression

In zstdr: R Bindings to the 'Zstandard' Compression Library

Description

Zstandard, or zstd as short version, is a fast lossless compression algorithm, targeting real-time compression scenarios at zlib-level and better compression ratios.

Usage

zstdCompress(data, level = 3)

Arguments

data	input data to be compressed or decomressed
level	compression level to use, value between 1 and returned by zstdMaxCLevel function, default is 3

Details

Compresses data using zstandard algorithm

Value

compressed data

References

http://facebook.github.io/zstd/

See Also

memCompress zstdDecompress zstdMaxCLevel

Examples

# Simple example
library(zstdr)
data_file <- file.path(R.home(), "COPYING")
data <- readBin(data_file, raw(), file.info(data_file)$size)
compressed <- zstdCompress(data)
stopifnot(identical(data, zstdDecompress(compressed)))

zstdr documentation built on June 7, 2017, 1:02 a.m.