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/*
* Copyright (C) 2004-2010 NXP Software
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/****************************************************************************************/
/* */
/* Project:: */
/* $Author: nxp007753 $ */
/* $Revision: 1316 $ */
/* $Date: 2010-07-23 11:53:24 +0200 (Fri, 23 Jul 2010) $ */
/* */
/****************************************************************************************/
/****************************************************************************************/
/* */
/* Includes */
/* */
/****************************************************************************************/
#include "LVREV_Private.h"
#include "InstAlloc.h"
/****************************************************************************************/
/* */
/* FUNCTION: LVREV_GetInstanceHandle */
/* */
/* DESCRIPTION: */
/* This function is used to create a LVREV module instance. It returns the created */
/* instance handle through phInstance. All parameters are set to their default, */
/* inactive state. */
/* */
/* PARAMETERS: */
/* phInstance pointer to the instance handle */
/* pMemoryTable Pointer to the memory definition table */
/* pInstanceParams Pointer to the instance parameters */
/* */
/* RETURNS: */
/* LVREV_SUCCESS Succeeded */
/* LVREV_NULLADDRESS When phInstance or pMemoryTable or pInstanceParams is NULL */
/* LVREV_NULLADDRESS When one of the memory regions has a NULL pointer */
/* */
/* NOTES: */
/* */
/****************************************************************************************/
LVREV_ReturnStatus_en LVREV_GetInstanceHandle(LVREV_Handle_t *phInstance,
LVREV_MemoryTable_st *pMemoryTable,
LVREV_InstanceParams_st *pInstanceParams)
{
INST_ALLOC SlowData;
INST_ALLOC FastData;
INST_ALLOC FastCoef;
INST_ALLOC Temporary;
LVREV_Instance_st *pLVREV_Private;
LVM_INT16 i;
LVM_UINT16 MaxBlockSize;
/*
* Check for error conditions
*/
/* Check for NULL pointers */
if((phInstance == LVM_NULL) || (pMemoryTable == LVM_NULL) || (pInstanceParams == LVM_NULL))
{
return LVREV_NULLADDRESS;
}
/* Check the memory table for NULL pointers */
for (i = 0; i < LVREV_NR_MEMORY_REGIONS; i++)
{
if (pMemoryTable->Region[i].Size!=0)
{
if (pMemoryTable->Region[i].pBaseAddress==LVM_NULL)
{
return(LVREV_NULLADDRESS);
}
}
}
/*
* Check all instance parameters are in range
*/
/* Check for a non-zero block size */
if (pInstanceParams->MaxBlockSize == 0)
{
return LVREV_OUTOFRANGE;
}
/* Check for a valid number of delay lines */
if ((pInstanceParams->NumDelays != LVREV_DELAYLINES_1)&&
(pInstanceParams->NumDelays != LVREV_DELAYLINES_2)&&
(pInstanceParams->NumDelays != LVREV_DELAYLINES_4))
{
return LVREV_OUTOFRANGE;
}
/*
* Initialise the InstAlloc instances
*/
InstAlloc_Init(&SlowData, pMemoryTable->Region[LVM_PERSISTENT_SLOW_DATA].pBaseAddress);
InstAlloc_Init(&FastData, pMemoryTable->Region[LVM_PERSISTENT_FAST_DATA].pBaseAddress);
InstAlloc_Init(&FastCoef, pMemoryTable->Region[LVM_PERSISTENT_FAST_COEF].pBaseAddress);
InstAlloc_Init(&Temporary, pMemoryTable->Region[LVM_TEMPORARY_FAST].pBaseAddress);
/*
* Zero all memory regions
*/
LoadConst_16(0, (LVM_INT16 *)pMemoryTable->Region[LVM_PERSISTENT_SLOW_DATA].pBaseAddress, (LVM_INT16)((pMemoryTable->Region[LVM_PERSISTENT_SLOW_DATA].Size)/sizeof(LVM_INT16)));
LoadConst_16(0, (LVM_INT16 *)pMemoryTable->Region[LVM_PERSISTENT_FAST_DATA].pBaseAddress, (LVM_INT16)((pMemoryTable->Region[LVM_PERSISTENT_FAST_DATA].Size)/sizeof(LVM_INT16)));
LoadConst_16(0, (LVM_INT16 *)pMemoryTable->Region[LVM_PERSISTENT_FAST_COEF].pBaseAddress, (LVM_INT16)((pMemoryTable->Region[LVM_PERSISTENT_FAST_COEF].Size)/sizeof(LVM_INT16)));
LoadConst_16(0, (LVM_INT16 *)pMemoryTable->Region[LVM_TEMPORARY_FAST].pBaseAddress, (LVM_INT16)((pMemoryTable->Region[LVM_TEMPORARY_FAST].Size)/sizeof(LVM_INT16)));
/*
* Set the instance handle if not already initialised
*/
if (*phInstance == LVM_NULL)
{
*phInstance = InstAlloc_AddMember(&SlowData, sizeof(LVREV_Instance_st));
}
pLVREV_Private =(LVREV_Instance_st *)*phInstance;
pLVREV_Private->MemoryTable = *pMemoryTable;
if(pInstanceParams->NumDelays ==LVREV_DELAYLINES_4)
{
MaxBlockSize = LVREV_MAX_AP3_DELAY;
}
else if(pInstanceParams->NumDelays ==LVREV_DELAYLINES_2)
{
MaxBlockSize = LVREV_MAX_AP1_DELAY;
}
else
{
MaxBlockSize = LVREV_MAX_AP0_DELAY;
}
if(MaxBlockSize>pInstanceParams->MaxBlockSize)
{
MaxBlockSize=pInstanceParams->MaxBlockSize;
}
/*
* Set the data, coefficient and temporary memory pointers
*/
pLVREV_Private->pFastData = InstAlloc_AddMember(&FastData, sizeof(LVREV_FastData_st)); /* Fast data memory base address */
if(pInstanceParams->NumDelays == LVREV_DELAYLINES_4)
{
pLVREV_Private->pDelay_T[3] = InstAlloc_AddMember(&FastData, LVREV_MAX_T3_DELAY * sizeof(LVM_INT32));
pLVREV_Private->pDelay_T[2] = InstAlloc_AddMember(&FastData, LVREV_MAX_T2_DELAY * sizeof(LVM_INT32));
pLVREV_Private->pDelay_T[1] = InstAlloc_AddMember(&FastData, LVREV_MAX_T1_DELAY * sizeof(LVM_INT32));
pLVREV_Private->pDelay_T[0] = InstAlloc_AddMember(&FastData, LVREV_MAX_T0_DELAY * sizeof(LVM_INT32));
for( i = 0; i < 4; i++)
{
pLVREV_Private->pScratchDelayLine[i] = InstAlloc_AddMember(&Temporary, sizeof(LVM_INT32) * MaxBlockSize); /* Scratch for each delay line output */
}
LoadConst_32(0,pLVREV_Private->pDelay_T[3] ,(LVM_INT16)LVREV_MAX_T3_DELAY);
LoadConst_32(0,pLVREV_Private->pDelay_T[2] ,(LVM_INT16)LVREV_MAX_T2_DELAY);
LoadConst_32(0,pLVREV_Private->pDelay_T[1] ,(LVM_INT16)LVREV_MAX_T1_DELAY);
LoadConst_32(0,pLVREV_Private->pDelay_T[0] ,(LVM_INT16)LVREV_MAX_T0_DELAY);
}
if(pInstanceParams->NumDelays == LVREV_DELAYLINES_2)
{
pLVREV_Private->pDelay_T[1] = InstAlloc_AddMember(&FastData, LVREV_MAX_T1_DELAY * sizeof(LVM_INT32));
pLVREV_Private->pDelay_T[0] = InstAlloc_AddMember(&FastData, LVREV_MAX_T0_DELAY * sizeof(LVM_INT32));
for( i = 0; i < 2; i++)
{
pLVREV_Private->pScratchDelayLine[i] = InstAlloc_AddMember(&Temporary, sizeof(LVM_INT32) * MaxBlockSize); /* Scratch for each delay line output */
}
LoadConst_32(0,pLVREV_Private->pDelay_T[1] , (LVM_INT16)LVREV_MAX_T1_DELAY);
LoadConst_32(0,pLVREV_Private->pDelay_T[0] , (LVM_INT16)LVREV_MAX_T0_DELAY);
}
if(pInstanceParams->NumDelays == LVREV_DELAYLINES_1)
{
pLVREV_Private->pDelay_T[0] = InstAlloc_AddMember(&FastData, LVREV_MAX_T0_DELAY * sizeof(LVM_INT32));
for( i = 0; i < 1; i++)
{
pLVREV_Private->pScratchDelayLine[i] = InstAlloc_AddMember(&Temporary, sizeof(LVM_INT32) * MaxBlockSize); /* Scratch for each delay line output */
}
LoadConst_32(0,pLVREV_Private->pDelay_T[0] , (LVM_INT16)LVREV_MAX_T0_DELAY);
}
/* All-pass delay buffer addresses and sizes */
pLVREV_Private->T[0] = LVREV_MAX_T0_DELAY;
pLVREV_Private->T[1] = LVREV_MAX_T1_DELAY;
pLVREV_Private->T[2] = LVREV_MAX_T2_DELAY;
pLVREV_Private->T[3] = LVREV_MAX_T3_DELAY;
pLVREV_Private->AB_Selection = 1; /* Select smoothing A to B */
pLVREV_Private->pFastCoef = InstAlloc_AddMember(&FastCoef, sizeof(LVREV_FastCoef_st)); /* Fast coefficient memory base address */
pLVREV_Private->pScratch = InstAlloc_AddMember(&Temporary, sizeof(LVM_INT32) * MaxBlockSize); /* General purpose scratch */
pLVREV_Private->pInputSave = InstAlloc_AddMember(&Temporary, 2 * sizeof(LVM_INT32) * MaxBlockSize); /* Mono->stereo input save for end mix */
LoadConst_32(0, pLVREV_Private->pInputSave, (LVM_INT16)(MaxBlockSize*2));
/*
* Save the instance parameters in the instance structure
*/
pLVREV_Private->InstanceParams = *pInstanceParams;
/*
* Set the parameters to invalid
*/
pLVREV_Private->CurrentParams.SampleRate = LVM_FS_INVALID;
pLVREV_Private->CurrentParams.OperatingMode = LVM_MODE_DUMMY;
pLVREV_Private->CurrentParams.SourceFormat = LVM_SOURCE_DUMMY;
pLVREV_Private->bControlPending = LVM_FALSE;
pLVREV_Private->bFirstControl = LVM_TRUE;
pLVREV_Private->bDisableReverb = LVM_FALSE;
/*
* Set mixer parameters
*/
pLVREV_Private->BypassMixer.CallbackParam2 = 0;
pLVREV_Private->BypassMixer.pCallbackHandle2 = pLVREV_Private;
pLVREV_Private->BypassMixer.pGeneralPurpose2 = LVM_NULL;
pLVREV_Private->BypassMixer.pCallBack2 = BypassMixer_Callback;
pLVREV_Private->BypassMixer.CallbackSet2 = LVM_FALSE;
pLVREV_Private->BypassMixer.Current2 = 0;
pLVREV_Private->BypassMixer.Target2 = 0;
pLVREV_Private->BypassMixer.CallbackParam1 = 0;
pLVREV_Private->BypassMixer.pCallbackHandle1 = LVM_NULL;
pLVREV_Private->BypassMixer.pGeneralPurpose1 = LVM_NULL;
pLVREV_Private->BypassMixer.pCallBack1 = LVM_NULL;
pLVREV_Private->BypassMixer.CallbackSet1 = LVM_FALSE;
pLVREV_Private->BypassMixer.Current1 = 0x7fffffff;
pLVREV_Private->BypassMixer.Target1 = 0x7fffffff;
pLVREV_Private->RoomSizeInms = 100; // 100 msec
/*
* Set the output gain mixer parameters
*/
pLVREV_Private->GainMixer.CallbackParam = 0;
pLVREV_Private->GainMixer.pCallbackHandle = LVM_NULL;
pLVREV_Private->GainMixer.pGeneralPurpose = LVM_NULL;
pLVREV_Private->GainMixer.pCallBack = LVM_NULL;
pLVREV_Private->GainMixer.CallbackSet = LVM_FALSE;
pLVREV_Private->GainMixer.Current = 0x03ffffff;
pLVREV_Private->GainMixer.Target = 0x03ffffff;
/*
* Set the All-Pass Filter mixers
*/
for (i=0; i<4; i++)
{
pLVREV_Private->pOffsetA[i] = pLVREV_Private->pDelay_T[i];
pLVREV_Private->pOffsetB[i] = pLVREV_Private->pDelay_T[i];
/* Delay tap selection mixer */
pLVREV_Private->Mixer_APTaps[i].CallbackParam2 = 0;
pLVREV_Private->Mixer_APTaps[i].pCallbackHandle2 = LVM_NULL;
pLVREV_Private->Mixer_APTaps[i].pGeneralPurpose2 = LVM_NULL;
pLVREV_Private->Mixer_APTaps[i].pCallBack2 = LVM_NULL;
pLVREV_Private->Mixer_APTaps[i].CallbackSet2 = LVM_FALSE;
pLVREV_Private->Mixer_APTaps[i].Current2 = 0;
pLVREV_Private->Mixer_APTaps[i].Target2 = 0;
pLVREV_Private->Mixer_APTaps[i].CallbackParam1 = 0;
pLVREV_Private->Mixer_APTaps[i].pCallbackHandle1 = LVM_NULL;
pLVREV_Private->Mixer_APTaps[i].pGeneralPurpose1 = LVM_NULL;
pLVREV_Private->Mixer_APTaps[i].pCallBack1 = LVM_NULL;
pLVREV_Private->Mixer_APTaps[i].CallbackSet1 = LVM_FALSE;
pLVREV_Private->Mixer_APTaps[i].Current1 = 0;
pLVREV_Private->Mixer_APTaps[i].Target1 = 0x7fffffff;
/* Feedforward mixer */
pLVREV_Private->Mixer_SGFeedforward[i].CallbackParam = 0;
pLVREV_Private->Mixer_SGFeedforward[i].pCallbackHandle = LVM_NULL;
pLVREV_Private->Mixer_SGFeedforward[i].pGeneralPurpose = LVM_NULL;
pLVREV_Private->Mixer_SGFeedforward[i].pCallBack = LVM_NULL;
pLVREV_Private->Mixer_SGFeedforward[i].CallbackSet = LVM_FALSE;
pLVREV_Private->Mixer_SGFeedforward[i].Current = 0;
pLVREV_Private->Mixer_SGFeedforward[i].Target = 0;
/* Feedback mixer */
pLVREV_Private->Mixer_SGFeedback[i].CallbackParam = 0;
pLVREV_Private->Mixer_SGFeedback[i].pCallbackHandle = LVM_NULL;
pLVREV_Private->Mixer_SGFeedback[i].pGeneralPurpose = LVM_NULL;
pLVREV_Private->Mixer_SGFeedback[i].pCallBack = LVM_NULL;
pLVREV_Private->Mixer_SGFeedback[i].CallbackSet = LVM_FALSE;
pLVREV_Private->Mixer_SGFeedback[i].Current = 0;
pLVREV_Private->Mixer_SGFeedback[i].Target = 0;
/* Feedback gain mixer */
pLVREV_Private->FeedbackMixer[i].CallbackParam = 0;
pLVREV_Private->FeedbackMixer[i].pCallbackHandle = LVM_NULL;
pLVREV_Private->FeedbackMixer[i].pGeneralPurpose = LVM_NULL;
pLVREV_Private->FeedbackMixer[i].pCallBack = LVM_NULL;
pLVREV_Private->FeedbackMixer[i].CallbackSet = LVM_FALSE;
pLVREV_Private->FeedbackMixer[i].Current = 0;
pLVREV_Private->FeedbackMixer[i].Target = 0;
}
/* Delay tap index */
pLVREV_Private->A_DelaySize[0] = LVREV_MAX_AP0_DELAY;
pLVREV_Private->B_DelaySize[0] = LVREV_MAX_AP0_DELAY;
pLVREV_Private->A_DelaySize[1] = LVREV_MAX_AP1_DELAY;
pLVREV_Private->B_DelaySize[1] = LVREV_MAX_AP1_DELAY;
pLVREV_Private->A_DelaySize[2] = LVREV_MAX_AP2_DELAY;
pLVREV_Private->B_DelaySize[2] = LVREV_MAX_AP2_DELAY;
pLVREV_Private->A_DelaySize[3] = LVREV_MAX_AP3_DELAY;
pLVREV_Private->B_DelaySize[3] = LVREV_MAX_AP3_DELAY;
LVREV_ClearAudioBuffers(*phInstance);
return LVREV_SUCCESS;
}
/* End of file */
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