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/* */
/* Centre for Speech Technology Research */
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#ifndef __EST_FEATURES_AUX_H__
#define __EST_FEATURES_AUX_H__
/** Non core feature functionality.
*
* @author Richard Caley <rjc@cstr.ed.ac.uk>
* @version $Id: EST_features_aux.h,v 1.3 2004/05/04 00:00:17 awb Exp $
*/
//@{
#include "EST_Features.h"
class EST_String;
class EST_Val;
/** Safe feature access functions.
*
* These functions are guaranteed to return a value even if
* there is an otherwise fatal error.
*/
//@{
/** What happened when we tried to look up a value.
*/
enum EST_feat_status
{
/// All OK, value returned.
efs_ok=0,
/// No value for feature, default returned
efs_not_set=1,
/// An error occurred and was caught.
efs_error=2
};
/// Return the value as an EST_Val.
EST_Val getVal(const EST_Features &f,
const EST_String name,
const EST_Val &def,
EST_feat_status &status);
/// Return the value as a string.
EST_String getString(const EST_Features &f,
const EST_String name,
const EST_String &def,
EST_feat_status &status);
/// Return the values as a float.
float getFloat(const EST_Features &f,
const EST_String name,
float def,
EST_feat_status &status);
/// Return the values as a float.
int getInteger(const EST_Features &f,
const EST_String name,
int def,
EST_feat_status &status);
//@}
VAL_REGISTER_FUNCPTR_DCLS(pointer, void *)
//@}
#endif
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