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@@ -5,8 +5,8 @@
@finalout
@c %**end of header
-@set UPDATED 17 January 2010
-@set VERSION 0.2
+@set UPDATED 24 January 2010
+@set VERSION 0.3
@dircategory Data Compression
@direntry
@@ -50,9 +50,11 @@ to copy, distribute and modify it.
@chapter Introduction
@cindex introduction
-Plzip is a parallel version of the lzip data compressor. Currently only
-compression is performed in parallel. Parallel decompression is planned
-to be implemented later.
+Plzip is a parallel version of the lzip data compressor. The files
+produced by plzip are fully compatible with lzip-1.4 or newer. Plzip is
+intended for faster compression/decompression of big files on
+multiprocessor machines. Currently only compression is performed in
+parallel. Parallel decompression is planned to be implemented later.
Lzip is a lossless data compressor based on the LZMA algorithm, with
very safe integrity checking and a user interface similar to the one of
@@ -127,6 +129,14 @@ Print an informative help message describing the options and exit.
@itemx -V
Print the version number of plzip on the standard output and exit.
+@item --data-size=@var{size}
+@itemx -B
+Set the input data block size in bytes. The input file will be divided
+in chunks of this size before compression is performed. Valid values
+range from 100kB to 1GiB. Default value is two times the dictionary
+size. It is a waste of memory to choose a data size smaller than the
+dictionary size.
+
@item --stdout
@itemx -c
Compress or decompress to standard output. Needed when reading from a