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FHTINITTABLES

Section: C Library Functions (3)
Updated: 16 Mar 1998
Index

 

NAME

fhtInitTables - initialize tables for fast Hartley transform

 

SYNTAX

 #include <xite/fht.h>

 int fhtInitTables( float* sinTab,
    float* cosTab, int* perm, int size );

 

DESCRIPTION

Initializes the three tables sinTab,cosTaband perm.The tables must be allocated by the caller, and havesizeelements.

 

RESTRICTIONS

Size must be >= 2 and power of two

 

SEE ALSO

fht1d(3), fht2d(3)

 

RETURN VALUE

 0 => ok
 1 => bad size

 

AUTHOR

Tor Lřnnestad, BLAB, Ifi, UiO

 

REVISED

Svein Bře, BLAB, Ifi, UiO

 

ID

$Id: fht2d.c,v 1.31 1997/05/27 14:48:35 svein Exp $

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Index

NAME

SYNTAX

DESCRIPTION

RESTRICTIONS

SEE ALSO

RETURN VALUE

AUTHOR

REVISED

ID

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