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updated version number (to v1.4.1) 

also : added doc on context re-use, as suggested by @scherepanov at #1676
dev
Yann Collet 2019-07-09 11:43:59 -07:00
parent 096714d1b8
commit b8ec4b0fd6
5 changed files with 24 additions and 10 deletions
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13
doc/zstd_manual.html
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@ -1,10 +1,10 @@
<html> <html>
<head> <head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>zstd 1.4.0 Manual</title> <title>zstd 1.4.1 Manual</title>
</head> </head>
<body> <body>
<h1>zstd 1.4.0 Manual</h1> <h1>zstd 1.4.1 Manual</h1>
<hr> <hr>
<a name="Contents"></a><h2>Contents</h2> <a name="Contents"></a><h2>Contents</h2>
<ol> <ol>
@ -141,9 +141,14 @@ int ZSTD_maxCLevel(void); </b>/*!< maximum compression lev
<a name="Chapter4"></a><h2>Explicit context</h2><pre></pre> <a name="Chapter4"></a><h2>Explicit context</h2><pre></pre>
<h3>Compression context</h3><pre> When compressing many times, <h3>Compression context</h3><pre> When compressing many times,
it is recommended to allocate a context just once, and re-use it for each successive compression operation. it is recommended to allocate a context just once,
and re-use it for each successive compression operation.
This will make workload friendlier for system's memory. This will make workload friendlier for system's memory.
Use one context per thread for parallel execution in multi-threaded environments. Note : re-using context is just a speed / resource optimization.
It doesn't change the compression ratio, which remains identical.
Note 2 : In multi-threaded environments,
use one different context per thread for parallel execution.
</pre><b><pre>typedef struct ZSTD_CCtx_s ZSTD_CCtx; </pre><b><pre>typedef struct ZSTD_CCtx_s ZSTD_CCtx;
ZSTD_CCtx* ZSTD_createCCtx(void); ZSTD_CCtx* ZSTD_createCCtx(void);
size_t ZSTD_freeCCtx(ZSTD_CCtx* cctx); size_t ZSTD_freeCCtx(ZSTD_CCtx* cctx);

11
lib/zstd.h
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@ -71,7 +71,7 @@ extern "C" {
/*------ Version ------*/ /*------ Version ------*/
#define ZSTD_VERSION_MAJOR 1 #define ZSTD_VERSION_MAJOR 1
#define ZSTD_VERSION_MINOR 4 #define ZSTD_VERSION_MINOR 4
#define ZSTD_VERSION_RELEASE 0 #define ZSTD_VERSION_RELEASE 1
#define ZSTD_VERSION_NUMBER (ZSTD_VERSION_MAJOR *100*100 + ZSTD_VERSION_MINOR *100 + ZSTD_VERSION_RELEASE) #define ZSTD_VERSION_NUMBER (ZSTD_VERSION_MAJOR *100*100 + ZSTD_VERSION_MINOR *100 + ZSTD_VERSION_RELEASE)
ZSTDLIB_API unsigned ZSTD_versionNumber(void); /**< to check runtime library version */ ZSTDLIB_API unsigned ZSTD_versionNumber(void); /**< to check runtime library version */
@ -183,9 +183,14 @@ ZSTDLIB_API int ZSTD_maxCLevel(void); /*!< maximum compres
***************************************/ ***************************************/
/*= Compression context /*= Compression context
* When compressing many times, * When compressing many times,
* it is recommended to allocate a context just once, and re-use it for each successive compression operation. * it is recommended to allocate a context just once,
* and re-use it for each successive compression operation.
* This will make workload friendlier for system's memory. * This will make workload friendlier for system's memory.
* Use one context per thread for parallel execution in multi-threaded environments. */ * Note : re-using context is just a speed / resource optimization.
* It doesn't change the compression ratio, which remains identical.
* Note 2 : In multi-threaded environments,
* use one different context per thread for parallel execution.
*/
typedef struct ZSTD_CCtx_s ZSTD_CCtx; typedef struct ZSTD_CCtx_s ZSTD_CCtx;
ZSTDLIB_API ZSTD_CCtx* ZSTD_createCCtx(void); ZSTDLIB_API ZSTD_CCtx* ZSTD_createCCtx(void);
ZSTDLIB_API size_t ZSTD_freeCCtx(ZSTD_CCtx* cctx); ZSTDLIB_API size_t ZSTD_freeCCtx(ZSTD_CCtx* cctx);

6
programs/zstd.1
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@ -1,5 +1,5 @@
. .
.TH "ZSTD" "1" "December 2018" "zstd 1.3.8" "User Commands" .TH "ZSTD" "1" "July 2019" "zstd 1.4.1" "User Commands"
. .
.SH "NAME" .SH "NAME"
\fBzstd\fR \- zstd, zstdmt, unzstd, zstdcat \- Compress or decompress \.zst files \fBzstd\fR \- zstd, zstdmt, unzstd, zstdcat \- Compress or decompress \.zst files
@ -187,6 +187,10 @@ verbose mode
suppress warnings, interactivity, and notifications\. specify twice to suppress errors too\. suppress warnings, interactivity, and notifications\. specify twice to suppress errors too\.
. .
.TP .TP
\fB\-\-no\-progress\fR
do not display the progress bar, but keep all other messages\.
.
.TP
\fB\-C\fR, \fB\-\-[no\-]check\fR \fB\-C\fR, \fB\-\-[no\-]check\fR
add integrity check computed from uncompressed data (default: enabled) add integrity check computed from uncompressed data (default: enabled)
. .

2
programs/zstdgrep.1
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@ -1,5 +1,5 @@
. .
.TH "ZSTDGREP" "1" "December 2018" "zstd 1.3.8" "User Commands" .TH "ZSTDGREP" "1" "July 2019" "zstd 1.4.1" "User Commands"
. .
.SH "NAME" .SH "NAME"
\fBzstdgrep\fR \- print lines matching a pattern in zstandard\-compressed files \fBzstdgrep\fR \- print lines matching a pattern in zstandard\-compressed files

2
programs/zstdless.1
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@ -1,5 +1,5 @@
. .
.TH "ZSTDLESS" "1" "December 2018" "zstd 1.3.8" "User Commands" .TH "ZSTDLESS" "1" "July 2019" "zstd 1.4.1" "User Commands"
. .
.SH "NAME" .SH "NAME"
\fBzstdless\fR \- view zstandard\-compressed files \fBzstdless\fR \- view zstandard\-compressed files