dl/sp/api/armSP.h

/*
 *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 *
 *  This file was originally licensed as follows. It has been
 *  relicensed with permission from the copyright holders.
 */

/**
 * 
 * File Name:  armSP.h
 * OpenMAX DL: v1.0.2
 * Last Modified Revision:   7014
 * Last Modified Date:       Wed, 01 Aug 2007
 * 
 * (c) Copyright 2007-2008 ARM Limited. All Rights Reserved.
 * 
 * 
 *   
 * File: armSP.h
 * Brief: Declares API's/Basic Data types used across the OpenMAX Signal Processing domain
 *
 */
#ifndef _armSP_H_
#define _armSP_H_

#include "dl/api/omxtypes.h"

#ifdef __cplusplus
extern "C" {
#endif

/** FFT Specific declarations */
extern  OMX_S32 armSP_FFT_S32TwiddleTable[1026];
extern OMX_F32 armSP_FFT_F32TwiddleTable[];

typedef struct  ARMsFFTSpec_SC32_Tag 
{
    OMX_U32     N;
    OMX_U16     *pBitRev;    
    OMX_SC32    *pTwiddle;
    OMX_SC32    *pBuf;
}ARMsFFTSpec_SC32;


typedef struct  ARMsFFTSpec_SC16_Tag 
{
    OMX_U32     N;
    OMX_U16     *pBitRev;    
    OMX_SC16    *pTwiddle;
    OMX_SC16    *pBuf;
}ARMsFFTSpec_SC16;

typedef struct  ARMsFFTSpec_R_SC32_Tag 
{
    OMX_U32     N;
    OMX_U16     *pBitRev;    
    OMX_SC32    *pTwiddle;
    OMX_S32     *pBuf;
}ARMsFFTSpec_R_SC32;

typedef struct ARMsFFTSpec_R_FC32_Tag
{
    OMX_U32 N;
    OMX_U16* pBitRev;
    OMX_FC32* pTwiddle;
    OMX_F32* pBuf;
} ARMsFFTSpec_R_FC32;

typedef struct ARMsFFTSpec_FC32_Tag
{
    OMX_U32 N;
    OMX_U16* pBitRev;
    OMX_FC32* pTwiddle;
    OMX_FC32* pBuf;
} ARMsFFTSpec_FC32;

#ifdef __cplusplus
}
#endif

#endif

/*End of File*/