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add a lorem ipsum generator

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this generator replaces the statistical generator
for the general case when no statistic is requested.

Generated data features a compression level speed / ratio curve
which is more in line with expectation.
This commit is contained in:
Yann Collet
2024-01-29 15:00:32 -08:00
parent a7b4dafa03
commit d0b7da30e2
5 changed files with 259 additions and 12 deletions
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11
programs/benchzstd.h
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@ -126,11 +126,12 @@ int BMK_benchFilesAdvanced(
/*! BMK_syntheticTest() -- called from zstdcli */
/* Generates a sample with datagen, using compressibility argument */
/* cLevel - compression level to benchmark, errors if invalid
* compressibility - determines compressibility of sample
* compressionParams - basic compression Parameters
* displayLevel - see benchFiles
* adv - see advanced_Params_t
/* @cLevel - compression level to benchmark, errors if invalid
* @compressibility - determines compressibility of sample, range [0.0 - 1.0]
* if @compressibility < 0.0, uses the lorem ipsum generator
* @compressionParams - basic compression Parameters
* @displayLevel - see benchFiles
* @adv - see advanced_Params_t
* @return: 0 on success, !0 on error
*/
int BMK_syntheticTest(int cLevel, double compressibility,