[#GCSFilter-2constructor-06]
= xref:GCSFilter.adoc[GCSFilter]::GCSFilter
:relfileprefix: ../
:mrdocs:

Reconstructs an already&hyphen;created filter from an encoding&period;

== Synopsis

Declared in `&lt;blockfilter&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
GCSFilter(
    xref:GCSFilter/Params.adoc[Params] const& params,
    std::vector&lt;unsigned char&gt; encoded&lowbar;filter,
    bool skip&lowbar;decode&lowbar;check);
----

== Parameters

[cols="1,4"]
|===
| Name| Description
| *params*
| The SipHash keys and Golomb&hyphen;Rice coding parameters&period;
| *encoded&lowbar;filter*
| The serialized filter contents to decode&period;
| *skip&lowbar;decode&lowbar;check*
| If true, skip validating the encoded contents&period;
|===


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