source: svn/newcon3bcm2_21bu/nexus/modules/audio/7552/include/nexus_audyssey_abx.h

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* $brcm_Workfile: nexus_audyssey_abx.h $
* $brcm_Revision: 2 $
* $brcm_Date: 8/24/11 5:31p $
*
* API Description:
*   API name: AudysseyAbx
*    Specific APIs related to Audyssey ABX audio processing
*
* Revision History:
*
* $brcm_Log: /nexus/modules/audio/7422/include/nexus_audyssey_abx.h $
* 
* 2   8/24/11 5:31p jgarrett
* SW7344-176: Adding null_allowed attribute for kernelmode
* 
* 1   5/16/11 5:19p jgarrett
* SWDTV-6762: Adding Audyssey ADV/ABX
* 
***************************************************************************/

#ifndef NEXUS_AUDYSSEY_ABX_H__
#define NEXUS_AUDYSSEY_ABX_H__

#include "nexus_types.h"
#include "nexus_audio_types.h"

#ifdef __cplusplus
extern "C" {
#endif

/*=************************************
Interface: AudysseyAbx

Header file: nexus_audyssey_abx.h

Module: Audio

Description:

**************************************/

/**
Summary:
Handle for Audyssey ABX stage
**/
typedef struct NEXUS_AudysseyAbx *NEXUS_AudysseyAbxHandle;

/***************************************************************************
Summary:
Audyssey ABX Settings
***************************************************************************/
typedef struct NEXUS_AudysseyAbxSettings
{
    bool enabled;               /* If true, processing is enabled.  Otherwise this stage is bypassed */

    unsigned filterSet;         /* Default : 1, Range [1,2] 
                                    1->is for systems that roll-off lower (42/46 inch TV) 
                                    2->is for systems that roll-off higher(22 inch TV) */
    unsigned harmonicGain;      /* Default is 6(3 dB), Ranges from 0 to 30
                                    Every step increment is equivalent to 0.5 dB step*/
    unsigned dryGain;           /* Default is 0, Ranges from 0 to 30
                                    Typically always 0, Every step increament is equivalent to 0.5 dB step */
} NEXUS_AudysseyAbxSettings;

/***************************************************************************
Summary:
Get default settings for an Audyssey ABX processing stage
***************************************************************************/
void NEXUS_AudysseyAbx_GetDefaultSettings(
    NEXUS_AudysseyAbxSettings *pSettings   /* [out] default settings */
    );

/***************************************************************************
Summary:
Open an Audyssey ABX processing stage
***************************************************************************/
NEXUS_AudysseyAbxHandle NEXUS_AudysseyAbx_Open( /* attr{destructor=NEXUS_AudysseyAbx_Close}  */
    const NEXUS_AudysseyAbxSettings *pSettings     /* attr{null_allowed=y} */
    );

/***************************************************************************
Summary:
Close an Audyssey ABX processing stage

Description:
Input to the stage must be removed prior to closing.
***************************************************************************/
void NEXUS_AudysseyAbx_Close(
    NEXUS_AudysseyAbxHandle handle
    );

/***************************************************************************
Summary:
Get Settings for an Audyssey ABX processing stage
***************************************************************************/
void NEXUS_AudysseyAbx_GetSettings(
    NEXUS_AudysseyAbxHandle handle,
    NEXUS_AudysseyAbxSettings *pSettings    /* [out] Settings */
    );

/***************************************************************************
Summary:
Set Settings for an Audyssey ABX processing stage
***************************************************************************/
NEXUS_Error NEXUS_AudysseyAbx_SetSettings(
    NEXUS_AudysseyAbxHandle handle,
    const NEXUS_AudysseyAbxSettings *pSettings
    );

/***************************************************************************
Summary:
Get the audio connector for an Audyssey ABX processing stage
***************************************************************************/
NEXUS_AudioInput NEXUS_AudysseyAbx_GetConnector(
    NEXUS_AudysseyAbxHandle handle
    );

/***************************************************************************
Summary:
Add an input to this processing stage
***************************************************************************/
NEXUS_Error NEXUS_AudysseyAbx_AddInput(
    NEXUS_AudysseyAbxHandle handle,
    NEXUS_AudioInput input
    );

/***************************************************************************
Summary:
Remove an input from this processing stage
***************************************************************************/
NEXUS_Error NEXUS_AudysseyAbx_RemoveInput(
    NEXUS_AudysseyAbxHandle handle,
    NEXUS_AudioInput input
    );

/***************************************************************************
Summary:
Remove all inputs from this processing stage
***************************************************************************/
NEXUS_Error NEXUS_AudysseyAbx_RemoveAllInputs(
    NEXUS_AudysseyAbxHandle handle
    );

#ifdef __cplusplus
}
#endif

#endif /* #ifndef NEXUS_AUDYSSEY_ABX_H__ */