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zlibWrapper: updated README.md

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inikep 2016-10-03 14:19:30 +02:00
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zlibWrapper/README.md
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@ -71,7 +71,7 @@ The script used for compilation can be found at [zlibWrapper/Makefile](Makefile)
The zstd distribution contains a tool called `zwrapbench` which can measure speed and ratio of zlib, zstd, and the wrapper. The zstd distribution contains a tool called `zwrapbench` which can measure speed and ratio of zlib, zstd, and the wrapper.
The benchmark is conducted using given filenames or synthetic data if filenames are not provided. The benchmark is conducted using given filenames or synthetic data if filenames are not provided.
The files are read into memory and joined together. The files are read into memory and processed independently.
It makes benchmark more precise as it eliminates I/O overhead. It makes benchmark more precise as it eliminates I/O overhead.
Many filenames can be supplied as multiple parameters, parameters with wildcards or names of directories can be used as parameters with the -r option. Many filenames can be supplied as multiple parameters, parameters with wildcards or names of directories can be used as parameters with the -r option.
One can select compression levels starting from `-b` and ending with `-e`. The `-i` parameter selects minimal time used for each of tested levels. One can select compression levels starting from `-b` and ending with `-e`. The `-i` parameter selects minimal time used for each of tested levels.
@ -119,7 +119,7 @@ In our example (the last 2 lines) it gives 4% better compression speed and 5% be
#### Compatibility issues #### Compatibility issues
After enabling zstd compression not all native zlib functions are supported. When calling unsupported methods they put error message into strm->msg and return Z_STREAM_ERROR. After enabling zstd compression not all native zlib functions are supported. When calling unsupported methods they put error message into `strm->msg` and return Z_STREAM_ERROR.
Supported methods: Supported methods:
- deflateInit - deflateInit