diff options
Diffstat (limited to 'media/libeffects/lvm/lib/Reverb/src/LVREV_GetInstanceHandle.c')
| -rwxr-xr-x | media/libeffects/lvm/lib/Reverb/src/LVREV_GetInstanceHandle.c | 331 |
1 files changed, 331 insertions, 0 deletions
diff --git a/media/libeffects/lvm/lib/Reverb/src/LVREV_GetInstanceHandle.c b/media/libeffects/lvm/lib/Reverb/src/LVREV_GetInstanceHandle.c new file mode 100755 index 0000000..ca1c84d --- /dev/null +++ b/media/libeffects/lvm/lib/Reverb/src/LVREV_GetInstanceHandle.c @@ -0,0 +1,331 @@ +/* + * 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 */ |