C++程序
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3587行
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146.43 KB
/*
* Copyright (C) 2010-2010 NXP Software
* Copyright (C) 2009 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.
*/
#define LOG_TAG "Bundle"
#define ARRAY_SIZE(array) (sizeof (array) / sizeof (array)[0])
//#define LOG_NDEBUG 0
#include <assert.h>
#include <inttypes.h>
#include <new>
#include <stdlib.h>
#include <string.h>
#include <log/log.h>
#include "EffectBundle.h"
#include "math.h"
// effect_handle_t interface implementation for bass boost
extern "C" const struct effect_interface_s gLvmEffectInterface;
#define LVM_ERROR_CHECK(LvmStatus, callingFunc, calledFunc){\
if ((LvmStatus) == LVM_NULLADDRESS){\
ALOGV("\tLVM_ERROR : Parameter error - "\
"null pointer returned by %s in %s\n\n\n\n", callingFunc, calledFunc);\
}\
if ((LvmStatus) == LVM_ALIGNMENTERROR){\
ALOGV("\tLVM_ERROR : Parameter error - "\
"bad alignment returned by %s in %s\n\n\n\n", callingFunc, calledFunc);\
}\
if ((LvmStatus) == LVM_INVALIDNUMSAMPLES){\
ALOGV("\tLVM_ERROR : Parameter error - "\
"bad number of samples returned by %s in %s\n\n\n\n", callingFunc, calledFunc);\
}\
if ((LvmStatus) == LVM_OUTOFRANGE){\
ALOGV("\tLVM_ERROR : Parameter error - "\
"out of range returned by %s in %s\n", callingFunc, calledFunc);\
}\
}
static inline int16_t clamp16(int32_t sample)
{
// check overflow for both positive and negative values:
// all bits above short range must me equal to sign bit
if ((sample>>15) ^ (sample>>31))
sample = 0x7FFF ^ (sample>>31);
return sample;
}
// Namespaces
namespace android {
namespace {
// Flag to allow a one time init of global memory, only happens on first call ever
int LvmInitFlag = LVM_FALSE;
SessionContext GlobalSessionMemory[LVM_MAX_SESSIONS];
int SessionIndex[LVM_MAX_SESSIONS];
/* local functions */
#define CHECK_ARG(cond) { \
if (!(cond)) { \
ALOGV("\tLVM_ERROR : Invalid argument: "#cond); \
return -EINVAL; \
} \
}
// NXP SW BassBoost UUID
const effect_descriptor_t gBassBoostDescriptor = {
{0x0634f220, 0xddd4, 0x11db, 0xa0fc, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b }},
{0x8631f300, 0x72e2, 0x11df, 0xb57e, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, // uuid
EFFECT_CONTROL_API_VERSION,
(EFFECT_FLAG_TYPE_INSERT | EFFECT_FLAG_INSERT_FIRST | EFFECT_FLAG_DEVICE_IND
| EFFECT_FLAG_VOLUME_CTRL),
BASS_BOOST_CUP_LOAD_ARM9E,
BUNDLE_MEM_USAGE,
"Dynamic Bass Boost",
"NXP Software Ltd.",
};
// NXP SW Virtualizer UUID
const effect_descriptor_t gVirtualizerDescriptor = {
{0x37cc2c00, 0xdddd, 0x11db, 0x8577, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}},
{0x1d4033c0, 0x8557, 0x11df, 0x9f2d, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}},
EFFECT_CONTROL_API_VERSION,
(EFFECT_FLAG_TYPE_INSERT | EFFECT_FLAG_INSERT_LAST | EFFECT_FLAG_DEVICE_IND
| EFFECT_FLAG_VOLUME_CTRL),
VIRTUALIZER_CUP_LOAD_ARM9E,
BUNDLE_MEM_USAGE,
"Virtualizer",
"NXP Software Ltd.",
};
// NXP SW Equalizer UUID
const effect_descriptor_t gEqualizerDescriptor = {
{0x0bed4300, 0xddd6, 0x11db, 0x8f34, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, // type
{0xce772f20, 0x847d, 0x11df, 0xbb17, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, // uuid Eq NXP
EFFECT_CONTROL_API_VERSION,
(EFFECT_FLAG_TYPE_INSERT | EFFECT_FLAG_INSERT_FIRST | EFFECT_FLAG_VOLUME_CTRL),
EQUALIZER_CUP_LOAD_ARM9E,
BUNDLE_MEM_USAGE,
"Equalizer",
"NXP Software Ltd.",
};
// NXP SW Volume UUID
const effect_descriptor_t gVolumeDescriptor = {
{0x09e8ede0, 0xddde, 0x11db, 0xb4f6, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b }},
{0x119341a0, 0x8469, 0x11df, 0x81f9, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b }}, //uuid VOL NXP
EFFECT_CONTROL_API_VERSION,
(EFFECT_FLAG_TYPE_INSERT | EFFECT_FLAG_INSERT_LAST | EFFECT_FLAG_VOLUME_CTRL),
VOLUME_CUP_LOAD_ARM9E,
BUNDLE_MEM_USAGE,
"Volume",
"NXP Software Ltd.",
};
//--- local function prototypes
void LvmGlobalBundle_init (void);
int LvmBundle_init (EffectContext *pContext);
int LvmEffect_enable (EffectContext *pContext);
int LvmEffect_disable (EffectContext *pContext);
void LvmEffect_free (EffectContext *pContext);
int Effect_setConfig (EffectContext *pContext, effect_config_t *pConfig);
void Effect_getConfig (EffectContext *pContext, effect_config_t *pConfig);
int BassBoost_setParameter (EffectContext *pContext, void *pParam, void *pValue);
int BassBoost_getParameter (EffectContext *pContext,
void *pParam,
uint32_t *pValueSize,
void *pValue);
int Virtualizer_setParameter (EffectContext *pContext, void *pParam, void *pValue);
int Virtualizer_getParameter (EffectContext *pContext,
void *pParam,
uint32_t *pValueSize,
void *pValue);
int Equalizer_setParameter (EffectContext *pContext,
void *pParam,
uint32_t valueSize,
void *pValue);
int Equalizer_getParameter (EffectContext *pContext,
void *pParam,
uint32_t *pValueSize,
void *pValue);
int Volume_setParameter (EffectContext *pContext, void *pParam, void *pValue);
int Volume_getParameter (EffectContext *pContext,
void *pParam,
uint32_t *pValueSize,
void *pValue);
int Effect_setEnabled(EffectContext *pContext, bool enabled);
/* Effect Library Interface Implementation */
extern "C" int EffectCreate(const effect_uuid_t *uuid,
int32_t sessionId,
int32_t ioId __unused,
effect_handle_t *pHandle){
int ret = 0;
int sessionNo;
int i;
EffectContext *pContext = NULL;
bool newBundle = false;
SessionContext *pSessionContext;
ALOGV("\n\tEffectCreate start session %d", sessionId);
if (pHandle == NULL || uuid == NULL){
ALOGV("\tLVM_ERROR : EffectCreate() called with NULL pointer");
ret = -EINVAL;
goto exit;
}
if(LvmInitFlag == LVM_FALSE){
LvmInitFlag = LVM_TRUE;
ALOGV("\tEffectCreate - Initializing all global memory");
LvmGlobalBundle_init();
}
// Find next available sessionNo
for(i=0; i<LVM_MAX_SESSIONS; i++){
if((SessionIndex[i] == LVM_UNUSED_SESSION)||(SessionIndex[i] == sessionId)){
sessionNo = i;
SessionIndex[i] = sessionId;
ALOGV("\tEffectCreate: Allocating SessionNo %d for SessionId %d\n", sessionNo,sessionId);
break;
}
}
if(i==LVM_MAX_SESSIONS){
ALOGV("\tLVM_ERROR : Cannot find memory to allocate for current session");
ret = -EINVAL;
goto exit;
}
pContext = new EffectContext;
// If this is the first create in this session
if(GlobalSessionMemory[sessionNo].bBundledEffectsEnabled == LVM_FALSE){
ALOGV("\tEffectCreate - This is the first effect in current sessionId %d sessionNo %d",
sessionId, sessionNo);
GlobalSessionMemory[sessionNo].bBundledEffectsEnabled = LVM_TRUE;
GlobalSessionMemory[sessionNo].pBundledContext = new BundledEffectContext;
newBundle = true;
pContext->pBundledContext = GlobalSessionMemory[sessionNo].pBundledContext;
pContext->pBundledContext->SessionNo = sessionNo;
pContext->pBundledContext->SessionId = sessionId;
pContext->pBundledContext->hInstance = NULL;
pContext->pBundledContext->bVolumeEnabled = LVM_FALSE;
pContext->pBundledContext->bEqualizerEnabled = LVM_FALSE;
pContext->pBundledContext->bBassEnabled = LVM_FALSE;
pContext->pBundledContext->bBassTempDisabled = LVM_FALSE;
pContext->pBundledContext->bVirtualizerEnabled = LVM_FALSE;
pContext->pBundledContext->bVirtualizerTempDisabled = LVM_FALSE;
pContext->pBundledContext->nOutputDevice = AUDIO_DEVICE_NONE;
pContext->pBundledContext->nVirtualizerForcedDevice = AUDIO_DEVICE_NONE;
pContext->pBundledContext->NumberEffectsEnabled = 0;
pContext->pBundledContext->NumberEffectsCalled = 0;
pContext->pBundledContext->firstVolume = LVM_TRUE;
pContext->pBundledContext->volume = 0;
#ifdef LVM_PCM
char fileName[256];
snprintf(fileName, 256, "/data/tmp/bundle_%p_pcm_in.pcm", pContext->pBundledContext);
pContext->pBundledContext->PcmInPtr = fopen(fileName, "w");
if (pContext->pBundledContext->PcmInPtr == NULL) {
ALOGV("cannot open %s", fileName);
ret = -EINVAL;
goto exit;
}
snprintf(fileName, 256, "/data/tmp/bundle_%p_pcm_out.pcm", pContext->pBundledContext);
pContext->pBundledContext->PcmOutPtr = fopen(fileName, "w");
if (pContext->pBundledContext->PcmOutPtr == NULL) {
ALOGV("cannot open %s", fileName);
fclose(pContext->pBundledContext->PcmInPtr);
pContext->pBundledContext->PcmInPtr = NULL;
ret = -EINVAL;
goto exit;
}
#endif
/* Saved strength is used to return the exact strength that was used in the set to the get
* because we map the original strength range of 0:1000 to 1:15, and this will avoid
* quantisation like effect when returning
*/
pContext->pBundledContext->BassStrengthSaved = 0;
pContext->pBundledContext->VirtStrengthSaved = 0;
pContext->pBundledContext->CurPreset = PRESET_CUSTOM;
pContext->pBundledContext->levelSaved = 0;
pContext->pBundledContext->bMuteEnabled = LVM_FALSE;
pContext->pBundledContext->bStereoPositionEnabled = LVM_FALSE;
pContext->pBundledContext->positionSaved = 0;
pContext->pBundledContext->workBuffer = NULL;
pContext->pBundledContext->frameCount = -1;
pContext->pBundledContext->SamplesToExitCountVirt = 0;
pContext->pBundledContext->SamplesToExitCountBb = 0;
pContext->pBundledContext->SamplesToExitCountEq = 0;
for (int i = 0; i < FIVEBAND_NUMBANDS; i++) {
pContext->pBundledContext->bandGaindB[i] = EQNB_5BandSoftPresets[i];
}
ALOGV("\tEffectCreate - Calling LvmBundle_init");
ret = LvmBundle_init(pContext);
if (ret < 0){
ALOGV("\tLVM_ERROR : EffectCreate() Bundle init failed");
goto exit;
}
}
else{
ALOGV("\tEffectCreate - Assigning memory for previously created effect on sessionNo %d",
sessionNo);
pContext->pBundledContext =
GlobalSessionMemory[sessionNo].pBundledContext;
}
ALOGV("\tEffectCreate - pBundledContext is %p", pContext->pBundledContext);
pSessionContext = &GlobalSessionMemory[pContext->pBundledContext->SessionNo];
// Create each Effect
if (memcmp(uuid, &gBassBoostDescriptor.uuid, sizeof(effect_uuid_t)) == 0){
// Create Bass Boost
ALOGV("\tEffectCreate - Effect to be created is LVM_BASS_BOOST");
pSessionContext->bBassInstantiated = LVM_TRUE;
pContext->pBundledContext->SamplesToExitCountBb = 0;
pContext->itfe = &gLvmEffectInterface;
pContext->EffectType = LVM_BASS_BOOST;
} else if (memcmp(uuid, &gVirtualizerDescriptor.uuid, sizeof(effect_uuid_t)) == 0){
// Create Virtualizer
ALOGV("\tEffectCreate - Effect to be created is LVM_VIRTUALIZER");
pSessionContext->bVirtualizerInstantiated=LVM_TRUE;
pContext->pBundledContext->SamplesToExitCountVirt = 0;
pContext->itfe = &gLvmEffectInterface;
pContext->EffectType = LVM_VIRTUALIZER;
} else if (memcmp(uuid, &gEqualizerDescriptor.uuid, sizeof(effect_uuid_t)) == 0){
// Create Equalizer
ALOGV("\tEffectCreate - Effect to be created is LVM_EQUALIZER");
pSessionContext->bEqualizerInstantiated = LVM_TRUE;
pContext->pBundledContext->SamplesToExitCountEq = 0;
pContext->itfe = &gLvmEffectInterface;
pContext->EffectType = LVM_EQUALIZER;
} else if (memcmp(uuid, &gVolumeDescriptor.uuid, sizeof(effect_uuid_t)) == 0){
// Create Volume
ALOGV("\tEffectCreate - Effect to be created is LVM_VOLUME");
pSessionContext->bVolumeInstantiated = LVM_TRUE;
pContext->itfe = &gLvmEffectInterface;
pContext->EffectType = LVM_VOLUME;
}
else{
ALOGV("\tLVM_ERROR : EffectCreate() invalid UUID");
ret = -EINVAL;
goto exit;
}
exit:
if (ret != 0) {
if (pContext != NULL) {
if (newBundle) {
GlobalSessionMemory[sessionNo].bBundledEffectsEnabled = LVM_FALSE;
SessionIndex[sessionNo] = LVM_UNUSED_SESSION;
delete pContext->pBundledContext;
}
delete pContext;
}
if (pHandle != NULL)
*pHandle = (effect_handle_t)NULL;
} else {
if (pHandle != NULL)
*pHandle = (effect_handle_t)pContext;
}
ALOGV("\tEffectCreate end..\n\n");
return ret;
} /* end EffectCreate */
extern "C" int EffectRelease(effect_handle_t handle){
ALOGV("\n\tEffectRelease start %p", handle);
EffectContext * pContext = (EffectContext *)handle;
ALOGV("\tEffectRelease start handle: %p, context %p", handle, pContext->pBundledContext);
if (pContext == NULL){
ALOGV("\tLVM_ERROR : EffectRelease called with NULL pointer");
return -EINVAL;
}
SessionContext *pSessionContext = &GlobalSessionMemory[pContext->pBundledContext->SessionNo];
// Clear the instantiated flag for the effect
// protect agains the case where an effect is un-instantiated without being disabled
if(pContext->EffectType == LVM_BASS_BOOST) {
ALOGV("\tEffectRelease LVM_BASS_BOOST Clearing global intstantiated flag");
pSessionContext->bBassInstantiated = LVM_FALSE;
if(pContext->pBundledContext->SamplesToExitCountBb > 0){
pContext->pBundledContext->NumberEffectsEnabled--;
}
pContext->pBundledContext->SamplesToExitCountBb = 0;
} else if(pContext->EffectType == LVM_VIRTUALIZER) {
ALOGV("\tEffectRelease LVM_VIRTUALIZER Clearing global intstantiated flag");
pSessionContext->bVirtualizerInstantiated = LVM_FALSE;
if(pContext->pBundledContext->SamplesToExitCountVirt > 0){
pContext->pBundledContext->NumberEffectsEnabled--;
}
pContext->pBundledContext->SamplesToExitCountVirt = 0;
} else if(pContext->EffectType == LVM_EQUALIZER) {
ALOGV("\tEffectRelease LVM_EQUALIZER Clearing global intstantiated flag");
pSessionContext->bEqualizerInstantiated =LVM_FALSE;
if(pContext->pBundledContext->SamplesToExitCountEq > 0){
pContext->pBundledContext->NumberEffectsEnabled--;
}
pContext->pBundledContext->SamplesToExitCountEq = 0;
} else if(pContext->EffectType == LVM_VOLUME) {
ALOGV("\tEffectRelease LVM_VOLUME Clearing global intstantiated flag");
pSessionContext->bVolumeInstantiated = LVM_FALSE;
if (pContext->pBundledContext->bVolumeEnabled == LVM_TRUE){
pContext->pBundledContext->NumberEffectsEnabled--;
}
} else {
ALOGV("\tLVM_ERROR : EffectRelease : Unsupported effect\n\n\n\n\n\n\n");
}
// Disable effect, in this case ignore errors (return codes)
// if an effect has already been disabled
Effect_setEnabled(pContext, LVM_FALSE);
// if all effects are no longer instantiaed free the lvm memory and delete BundledEffectContext
if ((pSessionContext->bBassInstantiated == LVM_FALSE) &&
(pSessionContext->bVolumeInstantiated == LVM_FALSE) &&
(pSessionContext->bEqualizerInstantiated ==LVM_FALSE) &&
(pSessionContext->bVirtualizerInstantiated==LVM_FALSE))
{
#ifdef LVM_PCM
if (pContext->pBundledContext->PcmInPtr != NULL) {
fclose(pContext->pBundledContext->PcmInPtr);
pContext->pBundledContext->PcmInPtr = NULL;
}
if (pContext->pBundledContext->PcmOutPtr != NULL) {
fclose(pContext->pBundledContext->PcmOutPtr);
pContext->pBundledContext->PcmOutPtr = NULL;
}
#endif
// Clear the SessionIndex
for(int i=0; i<LVM_MAX_SESSIONS; i++){
if(SessionIndex[i] == pContext->pBundledContext->SessionId){
SessionIndex[i] = LVM_UNUSED_SESSION;
ALOGV("\tEffectRelease: Clearing SessionIndex SessionNo %d for SessionId %d\n",
i, pContext->pBundledContext->SessionId);
break;
}
}
ALOGV("\tEffectRelease: All effects are no longer instantiated\n");
pSessionContext->bBundledEffectsEnabled = LVM_FALSE;
pSessionContext->pBundledContext = LVM_NULL;
ALOGV("\tEffectRelease: Freeing LVM Bundle memory\n");
LvmEffect_free(pContext);
ALOGV("\tEffectRelease: Deleting LVM Bundle context %p\n", pContext->pBundledContext);
if (pContext->pBundledContext->workBuffer != NULL) {
free(pContext->pBundledContext->workBuffer);
}
delete pContext->pBundledContext;
pContext->pBundledContext = LVM_NULL;
}
// free the effect context for current effect
delete pContext;
ALOGV("\tEffectRelease end\n");
return 0;
} /* end EffectRelease */
extern "C" int EffectGetDescriptor(const effect_uuid_t *uuid,
effect_descriptor_t *pDescriptor) {
const effect_descriptor_t *desc = NULL;
if (pDescriptor == NULL || uuid == NULL){
ALOGV("EffectGetDescriptor() called with NULL pointer");
return -EINVAL;
}
if (memcmp(uuid, &gBassBoostDescriptor.uuid, sizeof(effect_uuid_t)) == 0) {
desc = &gBassBoostDescriptor;
} else if (memcmp(uuid, &gVirtualizerDescriptor.uuid, sizeof(effect_uuid_t)) == 0) {
desc = &gVirtualizerDescriptor;
} else if (memcmp(uuid, &gEqualizerDescriptor.uuid, sizeof(effect_uuid_t)) == 0) {
desc = &gEqualizerDescriptor;
} else if (memcmp(uuid, &gVolumeDescriptor.uuid, sizeof(effect_uuid_t)) == 0) {
desc = &gVolumeDescriptor;
}
if (desc == NULL) {
return -EINVAL;
}
*pDescriptor = *desc;
return 0;
} /* end EffectGetDescriptor */
void LvmGlobalBundle_init(){
ALOGV("\tLvmGlobalBundle_init start");
for(int i=0; i<LVM_MAX_SESSIONS; i++){
GlobalSessionMemory[i].bBundledEffectsEnabled = LVM_FALSE;
GlobalSessionMemory[i].bVolumeInstantiated = LVM_FALSE;
GlobalSessionMemory[i].bEqualizerInstantiated = LVM_FALSE;
GlobalSessionMemory[i].bBassInstantiated = LVM_FALSE;
GlobalSessionMemory[i].bVirtualizerInstantiated = LVM_FALSE;
GlobalSessionMemory[i].pBundledContext = LVM_NULL;
SessionIndex[i] = LVM_UNUSED_SESSION;
}
return;
}
//----------------------------------------------------------------------------
// LvmBundle_init()
//----------------------------------------------------------------------------
// Purpose: Initialize engine with default configuration, creates instance
// with all effects disabled.
//
// Inputs:
// pContext: effect engine context
//
// Outputs:
//
//----------------------------------------------------------------------------
int LvmBundle_init(EffectContext *pContext){
ALOGV("\tLvmBundle_init start");
pContext->config.inputCfg.accessMode = EFFECT_BUFFER_ACCESS_READ;
pContext->config.inputCfg.channels = AUDIO_CHANNEL_OUT_STEREO;
pContext->config.inputCfg.format = AUDIO_FORMAT_PCM_16_BIT;
pContext->config.inputCfg.samplingRate = 44100;
pContext->config.inputCfg.bufferProvider.getBuffer = NULL;
pContext->config.inputCfg.bufferProvider.releaseBuffer = NULL;
pContext->config.inputCfg.bufferProvider.cookie = NULL;
pContext->config.inputCfg.mask = EFFECT_CONFIG_ALL;
pContext->config.outputCfg.accessMode = EFFECT_BUFFER_ACCESS_ACCUMULATE;
pContext->config.outputCfg.channels = AUDIO_CHANNEL_OUT_STEREO;
pContext->config.outputCfg.format = AUDIO_FORMAT_PCM_16_BIT;
pContext->config.outputCfg.samplingRate = 44100;
pContext->config.outputCfg.bufferProvider.getBuffer = NULL;
pContext->config.outputCfg.bufferProvider.releaseBuffer = NULL;
pContext->config.outputCfg.bufferProvider.cookie = NULL;
pContext->config.outputCfg.mask = EFFECT_CONFIG_ALL;
CHECK_ARG(pContext != NULL);
if (pContext->pBundledContext->hInstance != NULL){
ALOGV("\tLvmBundle_init pContext->pBassBoost != NULL "
"-> Calling pContext->pBassBoost->free()");
LvmEffect_free(pContext);
ALOGV("\tLvmBundle_init pContext->pBassBoost != NULL "
"-> Called pContext->pBassBoost->free()");
}
LVM_ReturnStatus_en LvmStatus=LVM_SUCCESS; /* Function call status */
LVM_ControlParams_t params; /* Control Parameters */
LVM_InstParams_t InstParams; /* Instance parameters */
LVM_EQNB_BandDef_t BandDefs[MAX_NUM_BANDS]; /* Equaliser band definitions */
LVM_HeadroomParams_t HeadroomParams; /* Headroom parameters */
LVM_HeadroomBandDef_t HeadroomBandDef[LVM_HEADROOM_MAX_NBANDS];
LVM_MemTab_t MemTab; /* Memory allocation table */
bool bMallocFailure = LVM_FALSE;
/* Set the capabilities */
InstParams.BufferMode = LVM_UNMANAGED_BUFFERS;
InstParams.MaxBlockSize = MAX_CALL_SIZE;
InstParams.EQNB_NumBands = MAX_NUM_BANDS;
InstParams.PSA_Included = LVM_PSA_ON;
/* Allocate memory, forcing alignment */
LvmStatus = LVM_GetMemoryTable(LVM_NULL,
&MemTab,
&InstParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetMemoryTable", "LvmBundle_init")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
ALOGV("\tCreateInstance Succesfully called LVM_GetMemoryTable\n");
/* Allocate memory */
for (int i=0; i<LVM_NR_MEMORY_REGIONS; i++){
if (MemTab.Region[i].Size != 0){
MemTab.Region[i].pBaseAddress = malloc(MemTab.Region[i].Size);
if (MemTab.Region[i].pBaseAddress == LVM_NULL){
ALOGV("\tLVM_ERROR :LvmBundle_init CreateInstance Failed to allocate %" PRIu32
" bytes for region %u\n", MemTab.Region[i].Size, i );
bMallocFailure = LVM_TRUE;
}else{
ALOGV("\tLvmBundle_init CreateInstance allocated %" PRIu32
" bytes for region %u at %p\n",
MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress);
}
}
}
/* If one or more of the memory regions failed to allocate, free the regions that were
* succesfully allocated and return with an error
*/
if(bMallocFailure == LVM_TRUE){
for (int i=0; i<LVM_NR_MEMORY_REGIONS; i++){
if (MemTab.Region[i].pBaseAddress == LVM_NULL){
ALOGV("\tLVM_ERROR :LvmBundle_init CreateInstance Failed to allocate %" PRIu32
" bytes for region %u Not freeing\n", MemTab.Region[i].Size, i );
}else{
ALOGV("\tLVM_ERROR :LvmBundle_init CreateInstance Failed: but allocated %" PRIu32
" bytes for region %u at %p- free\n",
MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress);
free(MemTab.Region[i].pBaseAddress);
}
}
return -EINVAL;
}
ALOGV("\tLvmBundle_init CreateInstance Succesfully malloc'd memory\n");
/* Initialise */
pContext->pBundledContext->hInstance = LVM_NULL;
/* Init sets the instance handle */
LvmStatus = LVM_GetInstanceHandle(&pContext->pBundledContext->hInstance,
&MemTab,
&InstParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetInstanceHandle", "LvmBundle_init")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
ALOGV("\tLvmBundle_init CreateInstance Succesfully called LVM_GetInstanceHandle\n");
/* Set the initial process parameters */
/* General parameters */
params.OperatingMode = LVM_MODE_ON;
params.SampleRate = LVM_FS_44100;
params.SourceFormat = LVM_STEREO;
params.SpeakerType = LVM_HEADPHONES;
pContext->pBundledContext->SampleRate = LVM_FS_44100;
/* Concert Sound parameters */
params.VirtualizerOperatingMode = LVM_MODE_OFF;
params.VirtualizerType = LVM_CONCERTSOUND;
params.VirtualizerReverbLevel = 100;
params.CS_EffectLevel = LVM_CS_EFFECT_NONE;
/* N-Band Equaliser parameters */
params.EQNB_OperatingMode = LVM_EQNB_OFF;
params.EQNB_NBands = FIVEBAND_NUMBANDS;
params.pEQNB_BandDefinition = &BandDefs[0];
for (int i=0; i<FIVEBAND_NUMBANDS; i++)
{
BandDefs[i].Frequency = EQNB_5BandPresetsFrequencies[i];
BandDefs[i].QFactor = EQNB_5BandPresetsQFactors[i];
BandDefs[i].Gain = EQNB_5BandSoftPresets[i];
}
/* Volume Control parameters */
params.VC_EffectLevel = 0;
params.VC_Balance = 0;
/* Treble Enhancement parameters */
params.TE_OperatingMode = LVM_TE_OFF;
params.TE_EffectLevel = 0;
/* PSA Control parameters */
params.PSA_Enable = LVM_PSA_OFF;
params.PSA_PeakDecayRate = (LVM_PSA_DecaySpeed_en)0;
/* Bass Enhancement parameters */
params.BE_OperatingMode = LVM_BE_OFF;
params.BE_EffectLevel = 0;
params.BE_CentreFreq = LVM_BE_CENTRE_90Hz;
params.BE_HPF = LVM_BE_HPF_ON;
/* PSA Control parameters */
params.PSA_Enable = LVM_PSA_OFF;
params.PSA_PeakDecayRate = LVM_PSA_SPEED_MEDIUM;
/* TE Control parameters */
params.TE_OperatingMode = LVM_TE_OFF;
params.TE_EffectLevel = 0;
/* Activate the initial settings */
LvmStatus = LVM_SetControlParameters(pContext->pBundledContext->hInstance,
¶ms);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetControlParameters", "LvmBundle_init")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
ALOGV("\tLvmBundle_init CreateInstance Succesfully called LVM_SetControlParameters\n");
/* Set the headroom parameters */
HeadroomBandDef[0].Limit_Low = 20;
HeadroomBandDef[0].Limit_High = 4999;
HeadroomBandDef[0].Headroom_Offset = 0;
HeadroomBandDef[1].Limit_Low = 5000;
HeadroomBandDef[1].Limit_High = 24000;
HeadroomBandDef[1].Headroom_Offset = 0;
HeadroomParams.pHeadroomDefinition = &HeadroomBandDef[0];
HeadroomParams.Headroom_OperatingMode = LVM_HEADROOM_ON;
HeadroomParams.NHeadroomBands = 2;
LvmStatus = LVM_SetHeadroomParams(pContext->pBundledContext->hInstance,
&HeadroomParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetHeadroomParams", "LvmBundle_init")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
ALOGV("\tLvmBundle_init CreateInstance Succesfully called LVM_SetHeadroomParams\n");
ALOGV("\tLvmBundle_init End");
return 0;
} /* end LvmBundle_init */
//----------------------------------------------------------------------------
// LvmBundle_process()
//----------------------------------------------------------------------------
// Purpose:
// Apply LVM Bundle effects
//
// Inputs:
// pIn: pointer to stereo 16 bit input data
// pOut: pointer to stereo 16 bit output data
// frameCount: Frames to process
// pContext: effect engine context
// strength strength to be applied
//
// Outputs:
// pOut: pointer to updated stereo 16 bit output data
//
//----------------------------------------------------------------------------
int LvmBundle_process(LVM_INT16 *pIn,
LVM_INT16 *pOut,
int frameCount,
EffectContext *pContext){
LVM_ReturnStatus_en LvmStatus = LVM_SUCCESS; /* Function call status */
LVM_INT16 *pOutTmp;
if (pContext->config.outputCfg.accessMode == EFFECT_BUFFER_ACCESS_WRITE){
pOutTmp = pOut;
} else if (pContext->config.outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE){
if (pContext->pBundledContext->frameCount != frameCount) {
if (pContext->pBundledContext->workBuffer != NULL) {
free(pContext->pBundledContext->workBuffer);
}
pContext->pBundledContext->workBuffer =
(LVM_INT16 *)calloc(frameCount, sizeof(LVM_INT16) * 2);
if (pContext->pBundledContext->workBuffer == NULL) {
return -ENOMEM;
}
pContext->pBundledContext->frameCount = frameCount;
}
pOutTmp = pContext->pBundledContext->workBuffer;
} else {
ALOGV("LVM_ERROR : LvmBundle_process invalid access mode");
return -EINVAL;
}
#ifdef LVM_PCM
fwrite(pIn, frameCount*sizeof(LVM_INT16)*2, 1, pContext->pBundledContext->PcmInPtr);
fflush(pContext->pBundledContext->PcmInPtr);
#endif
//ALOGV("Calling LVM_Process");
/* Process the samples */
LvmStatus = LVM_Process(pContext->pBundledContext->hInstance, /* Instance handle */
pIn, /* Input buffer */
pOutTmp, /* Output buffer */
(LVM_UINT16)frameCount, /* Number of samples to read */
0); /* Audo Time */
LVM_ERROR_CHECK(LvmStatus, "LVM_Process", "LvmBundle_process")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
#ifdef LVM_PCM
fwrite(pOutTmp, frameCount*sizeof(LVM_INT16)*2, 1, pContext->pBundledContext->PcmOutPtr);
fflush(pContext->pBundledContext->PcmOutPtr);
#endif
if (pContext->config.outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE){
for (int i=0; i<frameCount*2; i++){
pOut[i] = clamp16((LVM_INT32)pOut[i] + (LVM_INT32)pOutTmp[i]);
}
}
return 0;
} /* end LvmBundle_process */
//----------------------------------------------------------------------------
// EqualizerUpdateActiveParams()
//----------------------------------------------------------------------------
// Purpose: Update ActiveParams for Equalizer
//
// Inputs:
// pContext: effect engine context
//
// Outputs:
//
//----------------------------------------------------------------------------
void EqualizerUpdateActiveParams(EffectContext *pContext) {
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus=LVM_SUCCESS; /* Function call status */
/* Get the current settings */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "EqualizerUpdateActiveParams")
//ALOGV("\tEqualizerUpdateActiveParams Succesfully returned from LVM_GetControlParameters\n");
//ALOGV("\tEqualizerUpdateActiveParams just Got -> %d\n",
// ActiveParams.pEQNB_BandDefinition[band].Gain);
for (int i = 0; i < FIVEBAND_NUMBANDS; i++) {
ActiveParams.pEQNB_BandDefinition[i].Frequency = EQNB_5BandPresetsFrequencies[i];
ActiveParams.pEQNB_BandDefinition[i].QFactor = EQNB_5BandPresetsQFactors[i];
ActiveParams.pEQNB_BandDefinition[i].Gain = pContext->pBundledContext->bandGaindB[i];
}
/* Activate the initial settings */
LvmStatus = LVM_SetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetControlParameters", "EqualizerUpdateActiveParams")
//ALOGV("\tEqualizerUpdateActiveParams just Set -> %d\n",
// ActiveParams.pEQNB_BandDefinition[band].Gain);
}
//----------------------------------------------------------------------------
// LvmEffect_limitLevel()
//----------------------------------------------------------------------------
// Purpose: limit the overall level to a value less than 0 dB preserving
// the overall EQ band gain and BassBoost relative levels.
//
// Inputs:
// pContext: effect engine context
//
// Outputs:
//
//----------------------------------------------------------------------------
void LvmEffect_limitLevel(EffectContext *pContext) {
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus=LVM_SUCCESS; /* Function call status */
/* Get the current settings */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "LvmEffect_limitLevel")
//ALOGV("\tLvmEffect_limitLevel Succesfully returned from LVM_GetControlParameters\n");
//ALOGV("\tLvmEffect_limitLevel just Got -> %d\n",
// ActiveParams.pEQNB_BandDefinition[band].Gain);
int gainCorrection = 0;
//Count the energy contribution per band for EQ and BassBoost only if they are active.
float energyContribution = 0;
float energyCross = 0;
float energyBassBoost = 0;
float crossCorrection = 0;
//EQ contribution
if (pContext->pBundledContext->bEqualizerEnabled == LVM_TRUE) {
for (int i = 0; i < FIVEBAND_NUMBANDS; i++) {
float bandFactor = pContext->pBundledContext->bandGaindB[i]/15.0;
float bandCoefficient = LimitLevel_bandEnergyCoefficient[i];
float bandEnergy = bandFactor * bandCoefficient * bandCoefficient;
if (bandEnergy > 0)
energyContribution += bandEnergy;
}
//cross EQ coefficients
float bandFactorSum = 0;
for (int i = 0; i < FIVEBAND_NUMBANDS-1; i++) {
float bandFactor1 = pContext->pBundledContext->bandGaindB[i]/15.0;
float bandFactor2 = pContext->pBundledContext->bandGaindB[i+1]/15.0;
if (bandFactor1 > 0 && bandFactor2 > 0) {
float crossEnergy = bandFactor1 * bandFactor2 *
LimitLevel_bandEnergyCrossCoefficient[i];
bandFactorSum += bandFactor1 * bandFactor2;
if (crossEnergy > 0)
energyCross += crossEnergy;
}
}
bandFactorSum -= 1.0;
if (bandFactorSum > 0)
crossCorrection = bandFactorSum * 0.7;
}
//BassBoost contribution
if (pContext->pBundledContext->bBassEnabled == LVM_TRUE) {
float boostFactor = (pContext->pBundledContext->BassStrengthSaved)/1000.0;
float boostCoefficient = LimitLevel_bassBoostEnergyCoefficient;
energyContribution += boostFactor * boostCoefficient * boostCoefficient;
for (int i = 0; i < FIVEBAND_NUMBANDS; i++) {
float bandFactor = pContext->pBundledContext->bandGaindB[i]/15.0;
float bandCrossCoefficient = LimitLevel_bassBoostEnergyCrossCoefficient[i];
float bandEnergy = boostFactor * bandFactor *
bandCrossCoefficient;
if (bandEnergy > 0)
energyBassBoost += bandEnergy;
}
}
//Virtualizer contribution
if (pContext->pBundledContext->bVirtualizerEnabled == LVM_TRUE) {
energyContribution += LimitLevel_virtualizerContribution *
LimitLevel_virtualizerContribution;
}
double totalEnergyEstimation = sqrt(energyContribution + energyCross + energyBassBoost) -
crossCorrection;
ALOGV(" TOTAL energy estimation: %0.2f", totalEnergyEstimation);
//roundoff
int maxLevelRound = (int)(totalEnergyEstimation + 0.99);
if (maxLevelRound + pContext->pBundledContext->volume > 0) {
gainCorrection = maxLevelRound + pContext->pBundledContext->volume;
}
ActiveParams.VC_EffectLevel = pContext->pBundledContext->volume - gainCorrection;
if (ActiveParams.VC_EffectLevel < -96) {
ActiveParams.VC_EffectLevel = -96;
}
ALOGV("\tVol:%d, GainCorrection: %d, Actual vol: %d", pContext->pBundledContext->volume,
gainCorrection, ActiveParams.VC_EffectLevel);
/* Activate the initial settings */
LvmStatus = LVM_SetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetControlParameters", "LvmEffect_limitLevel")
//ALOGV("\tLvmEffect_limitLevel just Set -> %d\n",
// ActiveParams.pEQNB_BandDefinition[band].Gain);
//ALOGV("\tLvmEffect_limitLevel just set (-96dB -> 0dB) -> %d\n",ActiveParams.VC_EffectLevel );
if (pContext->pBundledContext->firstVolume == LVM_TRUE){
LvmStatus = LVM_SetVolumeNoSmoothing(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetVolumeNoSmoothing", "LvmBundle_process")
ALOGV("\tLVM_VOLUME: Disabling Smoothing for first volume change to remove spikes/clicks");
pContext->pBundledContext->firstVolume = LVM_FALSE;
}
}
//----------------------------------------------------------------------------
// LvmEffect_enable()
//----------------------------------------------------------------------------
// Purpose: Enable the effect in the bundle
//
// Inputs:
// pContext: effect engine context
//
// Outputs:
//
//----------------------------------------------------------------------------
int LvmEffect_enable(EffectContext *pContext){
//ALOGV("\tLvmEffect_enable start");
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus = LVM_SUCCESS; /* Function call status */
/* Get the current settings */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance,
&ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "LvmEffect_enable")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
//ALOGV("\tLvmEffect_enable Succesfully called LVM_GetControlParameters\n");
if(pContext->EffectType == LVM_BASS_BOOST) {
ALOGV("\tLvmEffect_enable : Enabling LVM_BASS_BOOST");
ActiveParams.BE_OperatingMode = LVM_BE_ON;
}
if(pContext->EffectType == LVM_VIRTUALIZER) {
ALOGV("\tLvmEffect_enable : Enabling LVM_VIRTUALIZER");
ActiveParams.VirtualizerOperatingMode = LVM_MODE_ON;
}
if(pContext->EffectType == LVM_EQUALIZER) {
ALOGV("\tLvmEffect_enable : Enabling LVM_EQUALIZER");
ActiveParams.EQNB_OperatingMode = LVM_EQNB_ON;
}
if(pContext->EffectType == LVM_VOLUME) {
ALOGV("\tLvmEffect_enable : Enabling LVM_VOLUME");
}
LvmStatus = LVM_SetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetControlParameters", "LvmEffect_enable")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
//ALOGV("\tLvmEffect_enable Succesfully called LVM_SetControlParameters\n");
//ALOGV("\tLvmEffect_enable end");
LvmEffect_limitLevel(pContext);
return 0;
}
//----------------------------------------------------------------------------
// LvmEffect_disable()
//----------------------------------------------------------------------------
// Purpose: Disable the effect in the bundle
//
// Inputs:
// pContext: effect engine context
//
// Outputs:
//
//----------------------------------------------------------------------------
int LvmEffect_disable(EffectContext *pContext){
//ALOGV("\tLvmEffect_disable start");
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus = LVM_SUCCESS; /* Function call status */
/* Get the current settings */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance,
&ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "LvmEffect_disable")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
//ALOGV("\tLvmEffect_disable Succesfully called LVM_GetControlParameters\n");
if(pContext->EffectType == LVM_BASS_BOOST) {
ALOGV("\tLvmEffect_disable : Disabling LVM_BASS_BOOST");
ActiveParams.BE_OperatingMode = LVM_BE_OFF;
}
if(pContext->EffectType == LVM_VIRTUALIZER) {
ALOGV("\tLvmEffect_disable : Disabling LVM_VIRTUALIZER");
ActiveParams.VirtualizerOperatingMode = LVM_MODE_OFF;
}
if(pContext->EffectType == LVM_EQUALIZER) {
ALOGV("\tLvmEffect_disable : Disabling LVM_EQUALIZER");
ActiveParams.EQNB_OperatingMode = LVM_EQNB_OFF;
}
if(pContext->EffectType == LVM_VOLUME) {
ALOGV("\tLvmEffect_disable : Disabling LVM_VOLUME");
}
LvmStatus = LVM_SetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetControlParameters", "LvmEffect_disable")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
//ALOGV("\tLvmEffect_disable Succesfully called LVM_SetControlParameters\n");
//ALOGV("\tLvmEffect_disable end");
LvmEffect_limitLevel(pContext);
return 0;
}
//----------------------------------------------------------------------------
// LvmEffect_free()
//----------------------------------------------------------------------------
// Purpose: Free all memory associated with the Bundle.
//
// Inputs:
// pContext: effect engine context
//
// Outputs:
//
//----------------------------------------------------------------------------
void LvmEffect_free(EffectContext *pContext){
LVM_ReturnStatus_en LvmStatus=LVM_SUCCESS; /* Function call status */
LVM_MemTab_t MemTab;
/* Free the algorithm memory */
LvmStatus = LVM_GetMemoryTable(pContext->pBundledContext->hInstance,
&MemTab,
LVM_NULL);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetMemoryTable", "LvmEffect_free")
for (int i=0; i<LVM_NR_MEMORY_REGIONS; i++){
if (MemTab.Region[i].Size != 0){
if (MemTab.Region[i].pBaseAddress != NULL){
ALOGV("\tLvmEffect_free - START freeing %" PRIu32 " bytes for region %u at %p\n",
MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress);
free(MemTab.Region[i].pBaseAddress);
ALOGV("\tLvmEffect_free - END freeing %" PRIu32 " bytes for region %u at %p\n",
MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress);
}else{
ALOGV("\tLVM_ERROR : LvmEffect_free - trying to free with NULL pointer %" PRIu32
" bytes for region %u at %p ERROR\n",
MemTab.Region[i].Size, i, MemTab.Region[i].pBaseAddress);
}
}
}
} /* end LvmEffect_free */
//----------------------------------------------------------------------------
// Effect_setConfig()
//----------------------------------------------------------------------------
// Purpose: Set input and output audio configuration.
//
// Inputs:
// pContext: effect engine context
// pConfig: pointer to effect_config_t structure holding input and output
// configuration parameters
//
// Outputs:
//
//----------------------------------------------------------------------------
int Effect_setConfig(EffectContext *pContext, effect_config_t *pConfig){
LVM_Fs_en SampleRate;
//ALOGV("\tEffect_setConfig start");
CHECK_ARG(pContext != NULL);
CHECK_ARG(pConfig != NULL);
CHECK_ARG(pConfig->inputCfg.samplingRate == pConfig->outputCfg.samplingRate);
CHECK_ARG(pConfig->inputCfg.channels == pConfig->outputCfg.channels);
CHECK_ARG(pConfig->inputCfg.format == pConfig->outputCfg.format);
CHECK_ARG(pConfig->inputCfg.channels == AUDIO_CHANNEL_OUT_STEREO);
CHECK_ARG(pConfig->outputCfg.accessMode == EFFECT_BUFFER_ACCESS_WRITE
|| pConfig->outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE);
CHECK_ARG(pConfig->inputCfg.format == AUDIO_FORMAT_PCM_16_BIT);
pContext->config = *pConfig;
switch (pConfig->inputCfg.samplingRate) {
case 8000:
SampleRate = LVM_FS_8000;
pContext->pBundledContext->SamplesPerSecond = 8000*2; // 2 secs Stereo
break;
case 16000:
SampleRate = LVM_FS_16000;
pContext->pBundledContext->SamplesPerSecond = 16000*2; // 2 secs Stereo
break;
case 22050:
SampleRate = LVM_FS_22050;
pContext->pBundledContext->SamplesPerSecond = 22050*2; // 2 secs Stereo
break;
case 32000:
SampleRate = LVM_FS_32000;
pContext->pBundledContext->SamplesPerSecond = 32000*2; // 2 secs Stereo
break;
case 44100:
SampleRate = LVM_FS_44100;
pContext->pBundledContext->SamplesPerSecond = 44100*2; // 2 secs Stereo
break;
case 48000:
SampleRate = LVM_FS_48000;
pContext->pBundledContext->SamplesPerSecond = 48000*2; // 2 secs Stereo
break;
default:
ALOGV("\tEffect_setConfig invalid sampling rate %d", pConfig->inputCfg.samplingRate);
return -EINVAL;
}
if(pContext->pBundledContext->SampleRate != SampleRate){
LVM_ControlParams_t ActiveParams;
LVM_ReturnStatus_en LvmStatus = LVM_SUCCESS;
ALOGV("\tEffect_setConfig change sampling rate to %d", SampleRate);
/* Get the current settings */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance,
&ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "Effect_setConfig")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
ActiveParams.SampleRate = SampleRate;
LvmStatus = LVM_SetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetControlParameters", "Effect_setConfig")
ALOGV("\tEffect_setConfig Succesfully called LVM_SetControlParameters\n");
pContext->pBundledContext->SampleRate = SampleRate;
}else{
//ALOGV("\tEffect_setConfig keep sampling rate at %d", SampleRate);
}
//ALOGV("\tEffect_setConfig End....");
return 0;
} /* end Effect_setConfig */
//----------------------------------------------------------------------------
// Effect_getConfig()
//----------------------------------------------------------------------------
// Purpose: Get input and output audio configuration.
//
// Inputs:
// pContext: effect engine context
// pConfig: pointer to effect_config_t structure holding input and output
// configuration parameters
//
// Outputs:
//
//----------------------------------------------------------------------------
void Effect_getConfig(EffectContext *pContext, effect_config_t *pConfig)
{
*pConfig = pContext->config;
} /* end Effect_getConfig */
//----------------------------------------------------------------------------
// BassGetStrength()
//----------------------------------------------------------------------------
// Purpose:
// get the effect strength currently being used, what is actually returned is the strengh that was
// previously used in the set, this is because the app uses a strength in the range 0-1000 while
// the bassboost uses 1-15, so to avoid a quantisation the original set value is used. However the
// actual used value is checked to make sure it corresponds to the one being returned
//
// Inputs:
// pContext: effect engine context
//
//----------------------------------------------------------------------------
uint32_t BassGetStrength(EffectContext *pContext){
//ALOGV("\tBassGetStrength() (0-1000) -> %d\n", pContext->pBundledContext->BassStrengthSaved);
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus = LVM_SUCCESS; /* Function call status */
/* Get the current settings */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance,
&ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "BassGetStrength")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
//ALOGV("\tBassGetStrength Succesfully returned from LVM_GetControlParameters\n");
/* Check that the strength returned matches the strength that was set earlier */
if(ActiveParams.BE_EffectLevel !=
(LVM_INT16)((15*pContext->pBundledContext->BassStrengthSaved)/1000)){
ALOGV("\tLVM_ERROR : BassGetStrength module strength does not match savedStrength %d %d\n",
ActiveParams.BE_EffectLevel, pContext->pBundledContext->BassStrengthSaved);
return -EINVAL;
}
//ALOGV("\tBassGetStrength() (0-15) -> %d\n", ActiveParams.BE_EffectLevel );
//ALOGV("\tBassGetStrength() (saved) -> %d\n", pContext->pBundledContext->BassStrengthSaved );
return pContext->pBundledContext->BassStrengthSaved;
} /* end BassGetStrength */
//----------------------------------------------------------------------------
// BassSetStrength()
//----------------------------------------------------------------------------
// Purpose:
// Apply the strength to the BassBosst. Must first be converted from the range 0-1000 to 1-15
//
// Inputs:
// pContext: effect engine context
// strength strength to be applied
//
//----------------------------------------------------------------------------
void BassSetStrength(EffectContext *pContext, uint32_t strength){
//ALOGV("\tBassSetStrength(%d)", strength);
pContext->pBundledContext->BassStrengthSaved = (int)strength;
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus=LVM_SUCCESS; /* Function call status */
/* Get the current settings */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance,
&ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "BassSetStrength")
//ALOGV("\tBassSetStrength Succesfully returned from LVM_GetControlParameters\n");
/* Bass Enhancement parameters */
ActiveParams.BE_EffectLevel = (LVM_INT16)((15*strength)/1000);
ActiveParams.BE_CentreFreq = LVM_BE_CENTRE_90Hz;
//ALOGV("\tBassSetStrength() (0-15) -> %d\n", ActiveParams.BE_EffectLevel );
/* Activate the initial settings */
LvmStatus = LVM_SetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetControlParameters", "BassSetStrength")
//ALOGV("\tBassSetStrength Succesfully called LVM_SetControlParameters\n");
LvmEffect_limitLevel(pContext);
} /* end BassSetStrength */
//----------------------------------------------------------------------------
// VirtualizerGetStrength()
//----------------------------------------------------------------------------
// Purpose:
// get the effect strength currently being used, what is actually returned is the strengh that was
// previously used in the set, this is because the app uses a strength in the range 0-1000 while
// the Virtualizer uses 1-100, so to avoid a quantisation the original set value is used.However the
// actual used value is checked to make sure it corresponds to the one being returned
//
// Inputs:
// pContext: effect engine context
//
//----------------------------------------------------------------------------
uint32_t VirtualizerGetStrength(EffectContext *pContext){
//ALOGV("\tVirtualizerGetStrength (0-1000) -> %d\n",pContext->pBundledContext->VirtStrengthSaved);
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus = LVM_SUCCESS; /* Function call status */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "VirtualizerGetStrength")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
//ALOGV("\tVirtualizerGetStrength Succesfully returned from LVM_GetControlParameters\n");
//ALOGV("\tVirtualizerGetStrength() (0-100) -> %d\n", ActiveParams.VirtualizerReverbLevel*10);
return pContext->pBundledContext->VirtStrengthSaved;
} /* end getStrength */
//----------------------------------------------------------------------------
// VirtualizerSetStrength()
//----------------------------------------------------------------------------
// Purpose:
// Apply the strength to the Virtualizer. Must first be converted from the range 0-1000 to 1-15
//
// Inputs:
// pContext: effect engine context
// strength strength to be applied
//
//----------------------------------------------------------------------------
void VirtualizerSetStrength(EffectContext *pContext, uint32_t strength){
//ALOGV("\tVirtualizerSetStrength(%d)", strength);
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus=LVM_SUCCESS; /* Function call status */
pContext->pBundledContext->VirtStrengthSaved = (int)strength;
/* Get the current settings */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance,&ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "VirtualizerSetStrength")
//ALOGV("\tVirtualizerSetStrength Succesfully returned from LVM_GetControlParameters\n");
/* Virtualizer parameters */
ActiveParams.CS_EffectLevel = (int)((strength*32767)/1000);
ALOGV("\tVirtualizerSetStrength() (0-1000) -> %d\n", strength );
ALOGV("\tVirtualizerSetStrength() (0- 100) -> %d\n", ActiveParams.CS_EffectLevel );
/* Activate the initial settings */
LvmStatus = LVM_SetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetControlParameters", "VirtualizerSetStrength")
//ALOGV("\tVirtualizerSetStrength Succesfully called LVM_SetControlParameters\n\n");
LvmEffect_limitLevel(pContext);
} /* end setStrength */
//----------------------------------------------------------------------------
// VirtualizerIsDeviceSupported()
//----------------------------------------------------------------------------
// Purpose:
// Check if an audio device type is supported by this implementation
//
// Inputs:
// deviceType the type of device that affects the processing (e.g. for binaural vs transaural)
// Output:
// -EINVAL if the configuration is not supported or it is unknown
// 0 if the configuration is supported
//----------------------------------------------------------------------------
int VirtualizerIsDeviceSupported(audio_devices_t deviceType) {
switch (deviceType) {
case AUDIO_DEVICE_OUT_WIRED_HEADSET:
case AUDIO_DEVICE_OUT_WIRED_HEADPHONE:
case AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES:
case AUDIO_DEVICE_OUT_USB_HEADSET:
return 0;
default :
return -EINVAL;
}
}
//----------------------------------------------------------------------------
// VirtualizerIsConfigurationSupported()
//----------------------------------------------------------------------------
// Purpose:
// Check if a channel mask + audio device type is supported by this implementation
//
// Inputs:
// channelMask the channel mask of the input to virtualize
// deviceType the type of device that affects the processing (e.g. for binaural vs transaural)
// Output:
// -EINVAL if the configuration is not supported or it is unknown
// 0 if the configuration is supported
//----------------------------------------------------------------------------
int VirtualizerIsConfigurationSupported(audio_channel_mask_t channelMask,
audio_devices_t deviceType) {
uint32_t channelCount = audio_channel_count_from_out_mask(channelMask);
if ((channelCount == 0) || (channelCount > 2)) {
return -EINVAL;
}
return VirtualizerIsDeviceSupported(deviceType);
}
//----------------------------------------------------------------------------
// VirtualizerForceVirtualizationMode()
//----------------------------------------------------------------------------
// Purpose:
// Force the virtualization mode to that of the given audio device
//
// Inputs:
// pContext effect engine context
// forcedDevice the type of device whose virtualization mode we'll always use
// Output:
// -EINVAL if the device is not supported or is unknown
// 0 if the device is supported and the virtualization mode forced
//
//----------------------------------------------------------------------------
int VirtualizerForceVirtualizationMode(EffectContext *pContext, audio_devices_t forcedDevice) {
ALOGV("VirtualizerForceVirtualizationMode: forcedDev=0x%x enabled=%d tmpDisabled=%d",
forcedDevice, pContext->pBundledContext->bVirtualizerEnabled,
pContext->pBundledContext->bVirtualizerTempDisabled);
int status = 0;
bool useVirtualizer = false;
if (VirtualizerIsDeviceSupported(forcedDevice) != 0) {
if (forcedDevice != AUDIO_DEVICE_NONE) {
//forced device is not supported, make it behave as a reset of forced mode
forcedDevice = AUDIO_DEVICE_NONE;
// but return an error
status = -EINVAL;
}
}
if (forcedDevice == AUDIO_DEVICE_NONE) {
// disabling forced virtualization mode:
// verify whether the virtualization should be enabled or disabled
if (VirtualizerIsDeviceSupported(pContext->pBundledContext->nOutputDevice) == 0) {
useVirtualizer = (pContext->pBundledContext->bVirtualizerEnabled == LVM_TRUE);
}
pContext->pBundledContext->nVirtualizerForcedDevice = AUDIO_DEVICE_NONE;
} else {
// forcing virtualization mode: here we already know the device is supported
pContext->pBundledContext->nVirtualizerForcedDevice = AUDIO_DEVICE_OUT_WIRED_HEADPHONE;
// only enable for a supported mode, when the effect is enabled
useVirtualizer = (pContext->pBundledContext->bVirtualizerEnabled == LVM_TRUE);
}
if (useVirtualizer) {
if (pContext->pBundledContext->bVirtualizerTempDisabled == LVM_TRUE) {
ALOGV("\tVirtualizerForceVirtualizationMode re-enable LVM_VIRTUALIZER");
android::LvmEffect_enable(pContext);
pContext->pBundledContext->bVirtualizerTempDisabled = LVM_FALSE;
} else {
ALOGV("\tVirtualizerForceVirtualizationMode leaving LVM_VIRTUALIZER enabled");
}
} else {
if (pContext->pBundledContext->bVirtualizerTempDisabled == LVM_FALSE) {
ALOGV("\tVirtualizerForceVirtualizationMode disable LVM_VIRTUALIZER");
android::LvmEffect_disable(pContext);
pContext->pBundledContext->bVirtualizerTempDisabled = LVM_TRUE;
} else {
ALOGV("\tVirtualizerForceVirtualizationMode leaving LVM_VIRTUALIZER disabled");
}
}
ALOGV("\tafter VirtualizerForceVirtualizationMode: enabled=%d tmpDisabled=%d",
pContext->pBundledContext->bVirtualizerEnabled,
pContext->pBundledContext->bVirtualizerTempDisabled);
return status;
}
//----------------------------------------------------------------------------
// VirtualizerGetSpeakerAngles()
//----------------------------------------------------------------------------
// Purpose:
// Get the virtual speaker angles for a channel mask + audio device type
// configuration which is guaranteed to be supported by this implementation
//
// Inputs:
// channelMask: the channel mask of the input to virtualize
// deviceType the type of device that affects the processing (e.g. for binaural vs transaural)
// Input/Output:
// pSpeakerAngles the array of integer where each speaker angle is written as a triplet in the
// following format:
// int32_t a bit mask with a single value selected for each speaker, following
// the convention of the audio_channel_mask_t type
// int32_t a value in degrees expressing the speaker azimuth, where 0 is in front
// of the user, 180 behind, -90 to the left, 90 to the right of the user
// int32_t a value in degrees expressing the speaker elevation, where 0 is the
// horizontal plane, +90 is directly above the user, -90 below
//
//----------------------------------------------------------------------------
void VirtualizerGetSpeakerAngles(audio_channel_mask_t channelMask,
audio_devices_t deviceType __unused, int32_t *pSpeakerAngles) {
// the channel count is guaranteed to be 1 or 2
// the device is guaranteed to be of type headphone
// this virtualizer is always using 2 virtual speakers at -90 and 90deg of azimuth, 0deg of
// elevation but the return information is sized for nbChannels * 3, so we have to consider
// the (false here) case of a single channel, and return only 3 fields.
if (audio_channel_count_from_out_mask(channelMask) == 1) {
*pSpeakerAngles++ = (int32_t) AUDIO_CHANNEL_OUT_MONO; // same as FRONT_LEFT
*pSpeakerAngles++ = 0; // azimuth
*pSpeakerAngles = 0; // elevation
} else {
*pSpeakerAngles++ = (int32_t) AUDIO_CHANNEL_OUT_FRONT_LEFT;
*pSpeakerAngles++ = -90; // azimuth
*pSpeakerAngles++ = 0; // elevation
*pSpeakerAngles++ = (int32_t) AUDIO_CHANNEL_OUT_FRONT_RIGHT;
*pSpeakerAngles++ = 90; // azimuth
*pSpeakerAngles = 0; // elevation
}
}
//----------------------------------------------------------------------------
// VirtualizerGetVirtualizationMode()
//----------------------------------------------------------------------------
// Purpose:
// Retrieve the current device whose processing mode is used by this effect
//
// Output:
// AUDIO_DEVICE_NONE if the effect is not virtualizing
// or the device type if the effect is virtualizing
//----------------------------------------------------------------------------
audio_devices_t VirtualizerGetVirtualizationMode(EffectContext *pContext) {
audio_devices_t virtDevice = AUDIO_DEVICE_NONE;
if ((pContext->pBundledContext->bVirtualizerEnabled == LVM_TRUE)
&& (pContext->pBundledContext->bVirtualizerTempDisabled == LVM_FALSE)) {
if (pContext->pBundledContext->nVirtualizerForcedDevice != AUDIO_DEVICE_NONE) {
// virtualization mode is forced, return that device
virtDevice = pContext->pBundledContext->nVirtualizerForcedDevice;
} else {
// no forced mode, return the current device
virtDevice = pContext->pBundledContext->nOutputDevice;
}
}
ALOGV("VirtualizerGetVirtualizationMode() returning 0x%x", virtDevice);
return virtDevice;
}
//----------------------------------------------------------------------------
// EqualizerGetBandLevel()
//----------------------------------------------------------------------------
// Purpose: Retrieve the gain currently being used for the band passed in
//
// Inputs:
// band: band number
// pContext: effect engine context
//
// Outputs:
//
//----------------------------------------------------------------------------
int32_t EqualizerGetBandLevel(EffectContext *pContext, int32_t band){
//ALOGV("\tEqualizerGetBandLevel -> %d\n", pContext->pBundledContext->bandGaindB[band] );
return pContext->pBundledContext->bandGaindB[band] * 100;
}
//----------------------------------------------------------------------------
// EqualizerSetBandLevel()
//----------------------------------------------------------------------------
// Purpose:
// Sets gain value for the given band.
//
// Inputs:
// band: band number
// Gain: Gain to be applied in millibels
// pContext: effect engine context
//
// Outputs:
//
//---------------------------------------------------------------------------
void EqualizerSetBandLevel(EffectContext *pContext, int band, short Gain){
int gainRounded;
if(Gain > 0){
gainRounded = (int)((Gain+50)/100);
}else{
gainRounded = (int)((Gain-50)/100);
}
//ALOGV("\tEqualizerSetBandLevel(%d)->(%d)", Gain, gainRounded);
pContext->pBundledContext->bandGaindB[band] = gainRounded;
pContext->pBundledContext->CurPreset = PRESET_CUSTOM;
EqualizerUpdateActiveParams(pContext);
LvmEffect_limitLevel(pContext);
}
//----------------------------------------------------------------------------
// EqualizerGetCentreFrequency()
//----------------------------------------------------------------------------
// Purpose: Retrieve the frequency being used for the band passed in
//
// Inputs:
// band: band number
// pContext: effect engine context
//
// Outputs:
//
//----------------------------------------------------------------------------
int32_t EqualizerGetCentreFrequency(EffectContext *pContext, int32_t band){
int32_t Frequency =0;
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus = LVM_SUCCESS; /* Function call status */
LVM_EQNB_BandDef_t *BandDef;
/* Get the current settings */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance,
&ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "EqualizerGetCentreFrequency")
BandDef = ActiveParams.pEQNB_BandDefinition;
Frequency = (int32_t)BandDef[band].Frequency*1000; // Convert to millibels
//ALOGV("\tEqualizerGetCentreFrequency -> %d\n", Frequency );
//ALOGV("\tEqualizerGetCentreFrequency Succesfully returned from LVM_GetControlParameters\n");
return Frequency;
}
//----------------------------------------------------------------------------
// EqualizerGetBandFreqRange(
//----------------------------------------------------------------------------
// Purpose:
//
// Gets lower and upper boundaries of a band.
// For the high shelf, the low bound is the band frequency and the high
// bound is Nyquist.
// For the peaking filters, they are the gain[dB]/2 points.
//
// Inputs:
// band: band number
// pContext: effect engine context
//
// Outputs:
// pLow: lower band range
// pLow: upper band range
//----------------------------------------------------------------------------
int32_t EqualizerGetBandFreqRange(EffectContext *pContext __unused, int32_t band, uint32_t *pLow,
uint32_t *pHi){
*pLow = bandFreqRange[band][0];
*pHi = bandFreqRange[band][1];
return 0;
}
//----------------------------------------------------------------------------
// EqualizerGetBand(
//----------------------------------------------------------------------------
// Purpose:
//
// Returns the band with the maximum influence on a given frequency.
// Result is unaffected by whether EQ is enabled or not, or by whether
// changes have been committed or not.
//
// Inputs:
// targetFreq The target frequency, in millihertz.
// pContext: effect engine context
//
// Outputs:
// pLow: lower band range
// pLow: upper band range
//----------------------------------------------------------------------------
int32_t EqualizerGetBand(EffectContext *pContext __unused, uint32_t targetFreq){
int band = 0;
if(targetFreq < bandFreqRange[0][0]){
return -EINVAL;
}else if(targetFreq == bandFreqRange[0][0]){
return 0;
}
for(int i=0; i<FIVEBAND_NUMBANDS;i++){
if((targetFreq > bandFreqRange[i][0])&&(targetFreq <= bandFreqRange[i][1])){
band = i;
}
}
return band;
}
//----------------------------------------------------------------------------
// EqualizerGetPreset(
//----------------------------------------------------------------------------
// Purpose:
//
// Gets the currently set preset ID.
// Will return PRESET_CUSTOM in case the EQ parameters have been modified
// manually since a preset was set.
//
// Inputs:
// pContext: effect engine context
//
//----------------------------------------------------------------------------
int32_t EqualizerGetPreset(EffectContext *pContext){
return pContext->pBundledContext->CurPreset;
}
//----------------------------------------------------------------------------
// EqualizerSetPreset(
//----------------------------------------------------------------------------
// Purpose:
//
// Sets the current preset by ID.
// All the band parameters will be overridden.
//
// Inputs:
// pContext: effect engine context
// preset The preset ID.
//
//----------------------------------------------------------------------------
void EqualizerSetPreset(EffectContext *pContext, int preset){
//ALOGV("\tEqualizerSetPreset(%d)", preset);
pContext->pBundledContext->CurPreset = preset;
//ActiveParams.pEQNB_BandDefinition = &BandDefs[0];
for (int i=0; i<FIVEBAND_NUMBANDS; i++)
{
pContext->pBundledContext->bandGaindB[i] =
EQNB_5BandSoftPresets[i + preset * FIVEBAND_NUMBANDS];
}
EqualizerUpdateActiveParams(pContext);
LvmEffect_limitLevel(pContext);
//ALOGV("\tEqualizerSetPreset Succesfully called LVM_SetControlParameters\n");
return;
}
int32_t EqualizerGetNumPresets(){
return sizeof(gEqualizerPresets) / sizeof(PresetConfig);
}
//----------------------------------------------------------------------------
// EqualizerGetPresetName(
//----------------------------------------------------------------------------
// Purpose:
// Gets a human-readable name for a preset ID. Will return "Custom" if
// PRESET_CUSTOM is passed.
//
// Inputs:
// preset The preset ID. Must be less than number of presets.
//
//-------------------------------------------------------------------------
const char * EqualizerGetPresetName(int32_t preset){
//ALOGV("\tEqualizerGetPresetName start(%d)", preset);
if (preset == PRESET_CUSTOM) {
return "Custom";
} else {
return gEqualizerPresets[preset].name;
}
//ALOGV("\tEqualizerGetPresetName end(%d)", preset);
return 0;
}
//----------------------------------------------------------------------------
// VolumeSetVolumeLevel()
//----------------------------------------------------------------------------
// Purpose:
//
// Inputs:
// pContext: effect engine context
// level level to be applied
//
//----------------------------------------------------------------------------
int VolumeSetVolumeLevel(EffectContext *pContext, int16_t level){
if (level > 0 || level < -9600) {
return -EINVAL;
}
if (pContext->pBundledContext->bMuteEnabled == LVM_TRUE) {
pContext->pBundledContext->levelSaved = level / 100;
} else {
pContext->pBundledContext->volume = level / 100;
}
LvmEffect_limitLevel(pContext);
return 0;
} /* end VolumeSetVolumeLevel */
//----------------------------------------------------------------------------
// VolumeGetVolumeLevel()
//----------------------------------------------------------------------------
// Purpose:
//
// Inputs:
// pContext: effect engine context
//
//----------------------------------------------------------------------------
int VolumeGetVolumeLevel(EffectContext *pContext, int16_t *level){
if (pContext->pBundledContext->bMuteEnabled == LVM_TRUE) {
*level = pContext->pBundledContext->levelSaved * 100;
} else {
*level = pContext->pBundledContext->volume * 100;
}
return 0;
} /* end VolumeGetVolumeLevel */
//----------------------------------------------------------------------------
// VolumeSetMute()
//----------------------------------------------------------------------------
// Purpose:
//
// Inputs:
// pContext: effect engine context
// mute: enable/disable flag
//
//----------------------------------------------------------------------------
int32_t VolumeSetMute(EffectContext *pContext, uint32_t mute){
//ALOGV("\tVolumeSetMute start(%d)", mute);
pContext->pBundledContext->bMuteEnabled = mute;
/* Set appropriate volume level */
if(pContext->pBundledContext->bMuteEnabled == LVM_TRUE){
pContext->pBundledContext->levelSaved = pContext->pBundledContext->volume;
pContext->pBundledContext->volume = -96;
}else{
pContext->pBundledContext->volume = pContext->pBundledContext->levelSaved;
}
LvmEffect_limitLevel(pContext);
return 0;
} /* end setMute */
//----------------------------------------------------------------------------
// VolumeGetMute()
//----------------------------------------------------------------------------
// Purpose:
//
// Inputs:
// pContext: effect engine context
//
// Ourputs:
// mute: enable/disable flag
//----------------------------------------------------------------------------
int32_t VolumeGetMute(EffectContext *pContext, uint32_t *mute){
//ALOGV("\tVolumeGetMute start");
if((pContext->pBundledContext->bMuteEnabled == LVM_FALSE)||
(pContext->pBundledContext->bMuteEnabled == LVM_TRUE)){
*mute = pContext->pBundledContext->bMuteEnabled;
return 0;
}else{
ALOGV("\tLVM_ERROR : VolumeGetMute read an invalid value from context %d",
pContext->pBundledContext->bMuteEnabled);
return -EINVAL;
}
//ALOGV("\tVolumeGetMute end");
} /* end getMute */
int16_t VolumeConvertStereoPosition(int16_t position){
int16_t convertedPosition = 0;
convertedPosition = (int16_t)(((float)position/1000)*96);
return convertedPosition;
}
//----------------------------------------------------------------------------
// VolumeSetStereoPosition()
//----------------------------------------------------------------------------
// Purpose:
//
// Inputs:
// pContext: effect engine context
// position: stereo position
//
// Outputs:
//----------------------------------------------------------------------------
int VolumeSetStereoPosition(EffectContext *pContext, int16_t position){
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus=LVM_SUCCESS; /* Function call status */
LVM_INT16 Balance = 0;
pContext->pBundledContext->positionSaved = position;
Balance = VolumeConvertStereoPosition(pContext->pBundledContext->positionSaved);
//ALOGV("\tVolumeSetStereoPosition start pContext->pBundledContext->positionSaved = %d",
//pContext->pBundledContext->positionSaved);
if(pContext->pBundledContext->bStereoPositionEnabled == LVM_TRUE){
//ALOGV("\tVolumeSetStereoPosition Position to be set is %d %d\n", position, Balance);
pContext->pBundledContext->positionSaved = position;
/* Get the current settings */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "VolumeSetStereoPosition")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
//ALOGV("\tVolumeSetStereoPosition Succesfully returned from LVM_GetControlParameters got:"
// " %d\n", ActiveParams.VC_Balance);
/* Volume parameters */
ActiveParams.VC_Balance = Balance;
//ALOGV("\tVolumeSetStereoPosition() (-96dB -> +96dB) -> %d\n", ActiveParams.VC_Balance );
/* Activate the initial settings */
LvmStatus = LVM_SetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetControlParameters", "VolumeSetStereoPosition")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
//ALOGV("\tVolumeSetStereoPosition Succesfully called LVM_SetControlParameters\n");
/* Get the current settings */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "VolumeSetStereoPosition")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
//ALOGV("\tVolumeSetStereoPosition Succesfully returned from LVM_GetControlParameters got: "
// "%d\n", ActiveParams.VC_Balance);
}
else{
//ALOGV("\tVolumeSetStereoPosition Position attempting to set, but not enabled %d %d\n",
//position, Balance);
}
//ALOGV("\tVolumeSetStereoPosition end pContext->pBundledContext->positionSaved = %d\n",
//pContext->pBundledContext->positionSaved);
return 0;
} /* end VolumeSetStereoPosition */
//----------------------------------------------------------------------------
// VolumeGetStereoPosition()
//----------------------------------------------------------------------------
// Purpose:
//
// Inputs:
// pContext: effect engine context
//
// Outputs:
// position: stereo position
//----------------------------------------------------------------------------
int32_t VolumeGetStereoPosition(EffectContext *pContext, int16_t *position){
//ALOGV("\tVolumeGetStereoPosition start");
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus = LVM_SUCCESS; /* Function call status */
LVM_INT16 balance;
//ALOGV("\tVolumeGetStereoPosition start pContext->pBundledContext->positionSaved = %d",
//pContext->pBundledContext->positionSaved);
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "VolumeGetStereoPosition")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
//ALOGV("\tVolumeGetStereoPosition -> %d\n", ActiveParams.VC_Balance);
//ALOGV("\tVolumeGetStereoPosition Succesfully returned from LVM_GetControlParameters\n");
balance = VolumeConvertStereoPosition(pContext->pBundledContext->positionSaved);
if(pContext->pBundledContext->bStereoPositionEnabled == LVM_TRUE){
if(balance != ActiveParams.VC_Balance){
return -EINVAL;
}
}
*position = (LVM_INT16)pContext->pBundledContext->positionSaved; // Convert dB to millibels
//ALOGV("\tVolumeGetStereoPosition end returning pContext->pBundledContext->positionSaved =%d\n",
//pContext->pBundledContext->positionSaved);
return 0;
} /* end VolumeGetStereoPosition */
//----------------------------------------------------------------------------
// VolumeEnableStereoPosition()
//----------------------------------------------------------------------------
// Purpose:
//
// Inputs:
// pContext: effect engine context
// mute: enable/disable flag
//
//----------------------------------------------------------------------------
int32_t VolumeEnableStereoPosition(EffectContext *pContext, uint32_t enabled){
//ALOGV("\tVolumeEnableStereoPosition start()");
pContext->pBundledContext->bStereoPositionEnabled = enabled;
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus=LVM_SUCCESS; /* Function call status */
/* Get the current settings */
LvmStatus = LVM_GetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "VolumeEnableStereoPosition")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
//ALOGV("\tVolumeEnableStereoPosition Succesfully returned from LVM_GetControlParameters\n");
//ALOGV("\tVolumeEnableStereoPosition to %d, position was %d\n",
// enabled, ActiveParams.VC_Balance );
/* Set appropriate stereo position */
if(pContext->pBundledContext->bStereoPositionEnabled == LVM_FALSE){
ActiveParams.VC_Balance = 0;
}else{
ActiveParams.VC_Balance =
VolumeConvertStereoPosition(pContext->pBundledContext->positionSaved);
}
/* Activate the initial settings */
LvmStatus = LVM_SetControlParameters(pContext->pBundledContext->hInstance, &ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetControlParameters", "VolumeEnableStereoPosition")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
//ALOGV("\tVolumeEnableStereoPosition Succesfully called LVM_SetControlParameters\n");
//ALOGV("\tVolumeEnableStereoPosition end()\n");
return 0;
} /* end VolumeEnableStereoPosition */
//----------------------------------------------------------------------------
// BassBoost_getParameter()
//----------------------------------------------------------------------------
// Purpose:
// Get a BassBoost parameter
//
// Inputs:
// pBassBoost - handle to instance data
// pParam - pointer to parameter
// pValue - pointer to variable to hold retrieved value
// pValueSize - pointer to value size: maximum size as input
//
// Outputs:
// *pValue updated with parameter value
// *pValueSize updated with actual value size
//
//
// Side Effects:
//
//----------------------------------------------------------------------------
int BassBoost_getParameter(EffectContext *pContext,
void *pParam,
uint32_t *pValueSize,
void *pValue){
int status = 0;
int32_t *pParamTemp = (int32_t *)pParam;
int32_t param = *pParamTemp++;
//ALOGV("\tBassBoost_getParameter start");
switch (param){
case BASSBOOST_PARAM_STRENGTH_SUPPORTED:
if (*pValueSize != sizeof(uint32_t)){
ALOGV("\tLVM_ERROR : BassBoost_getParameter() invalid pValueSize1 %d", *pValueSize);
return -EINVAL;
}
*pValueSize = sizeof(uint32_t);
break;
case BASSBOOST_PARAM_STRENGTH:
if (*pValueSize != sizeof(int16_t)){
ALOGV("\tLVM_ERROR : BassBoost_getParameter() invalid pValueSize2 %d", *pValueSize);
return -EINVAL;
}
*pValueSize = sizeof(int16_t);
break;
default:
ALOGV("\tLVM_ERROR : BassBoost_getParameter() invalid param %d", param);
return -EINVAL;
}
switch (param){
case BASSBOOST_PARAM_STRENGTH_SUPPORTED:
*(uint32_t *)pValue = 1;
//ALOGV("\tBassBoost_getParameter() BASSBOOST_PARAM_STRENGTH_SUPPORTED Value is %d",
// *(uint32_t *)pValue);
break;
case BASSBOOST_PARAM_STRENGTH:
*(int16_t *)pValue = BassGetStrength(pContext);
//ALOGV("\tBassBoost_getParameter() BASSBOOST_PARAM_STRENGTH Value is %d",
// *(int16_t *)pValue);
break;
default:
ALOGV("\tLVM_ERROR : BassBoost_getParameter() invalid param %d", param);
status = -EINVAL;
break;
}
//ALOGV("\tBassBoost_getParameter end");
return status;
} /* end BassBoost_getParameter */
//----------------------------------------------------------------------------
// BassBoost_setParameter()
//----------------------------------------------------------------------------
// Purpose:
// Set a BassBoost parameter
//
// Inputs:
// pBassBoost - handle to instance data
// pParam - pointer to parameter
// pValue - pointer to value
//
// Outputs:
//
//----------------------------------------------------------------------------
int BassBoost_setParameter (EffectContext *pContext, void *pParam, void *pValue){
int status = 0;
int16_t strength;
int32_t *pParamTemp = (int32_t *)pParam;
//ALOGV("\tBassBoost_setParameter start");
switch (*pParamTemp){
case BASSBOOST_PARAM_STRENGTH:
strength = *(int16_t *)pValue;
//ALOGV("\tBassBoost_setParameter() BASSBOOST_PARAM_STRENGTH value is %d", strength);
//ALOGV("\tBassBoost_setParameter() Calling pBassBoost->BassSetStrength");
BassSetStrength(pContext, (int32_t)strength);
//ALOGV("\tBassBoost_setParameter() Called pBassBoost->BassSetStrength");
break;
default:
ALOGV("\tLVM_ERROR : BassBoost_setParameter() invalid param %d", *pParamTemp);
break;
}
//ALOGV("\tBassBoost_setParameter end");
return status;
} /* end BassBoost_setParameter */
//----------------------------------------------------------------------------
// Virtualizer_getParameter()
//----------------------------------------------------------------------------
// Purpose:
// Get a Virtualizer parameter
//
// Inputs:
// pVirtualizer - handle to instance data
// pParam - pointer to parameter
// pValue - pointer to variable to hold retrieved value
// pValueSize - pointer to value size: maximum size as input
//
// Outputs:
// *pValue updated with parameter value
// *pValueSize updated with actual value size
//
//
// Side Effects:
//
//----------------------------------------------------------------------------
int Virtualizer_getParameter(EffectContext *pContext,
void *pParam,
uint32_t *pValueSize,
void *pValue){
int status = 0;
int32_t *pParamTemp = (int32_t *)pParam;
int32_t param = *pParamTemp++;
//ALOGV("\tVirtualizer_getParameter start");
switch (param){
case VIRTUALIZER_PARAM_STRENGTH_SUPPORTED:
if (*pValueSize != sizeof(uint32_t)){
ALOGV("\tLVM_ERROR : Virtualizer_getParameter() invalid pValueSize %d",*pValueSize);
return -EINVAL;
}
*pValueSize = sizeof(uint32_t);
break;
case VIRTUALIZER_PARAM_STRENGTH:
if (*pValueSize != sizeof(int16_t)){
ALOGV("\tLVM_ERROR : Virtualizer_getParameter() invalid pValueSize2 %d",*pValueSize);
return -EINVAL;
}
*pValueSize = sizeof(int16_t);
break;
case VIRTUALIZER_PARAM_VIRTUAL_SPEAKER_ANGLES:
// return value size can only be interpreted as relative to input value,
// deferring validity check to below
break;
case VIRTUALIZER_PARAM_VIRTUALIZATION_MODE:
if (*pValueSize != sizeof(uint32_t)){
ALOGV("\tLVM_ERROR : Virtualizer_getParameter() invalid pValueSize %d",*pValueSize);
return -EINVAL;
}
*pValueSize = sizeof(uint32_t);
break;
default:
ALOGV("\tLVM_ERROR : Virtualizer_getParameter() invalid param %d", param);
return -EINVAL;
}
switch (param){
case VIRTUALIZER_PARAM_STRENGTH_SUPPORTED:
*(uint32_t *)pValue = 1;
//ALOGV("\tVirtualizer_getParameter() VIRTUALIZER_PARAM_STRENGTH_SUPPORTED Value is %d",
// *(uint32_t *)pValue);
break;
case VIRTUALIZER_PARAM_STRENGTH:
*(int16_t *)pValue = VirtualizerGetStrength(pContext);
//ALOGV("\tVirtualizer_getParameter() VIRTUALIZER_PARAM_STRENGTH Value is %d",
// *(int16_t *)pValue);
break;
case VIRTUALIZER_PARAM_VIRTUAL_SPEAKER_ANGLES: {
const audio_channel_mask_t channelMask = (audio_channel_mask_t) *pParamTemp++;
const audio_devices_t deviceType = (audio_devices_t) *pParamTemp;
uint32_t nbChannels = audio_channel_count_from_out_mask(channelMask);
if (*pValueSize < 3 * nbChannels * sizeof(int32_t)){
ALOGV("\tLVM_ERROR : Virtualizer_getParameter() invalid pValueSize %d",*pValueSize);
return -EINVAL;
}
// verify the configuration is supported
status = VirtualizerIsConfigurationSupported(channelMask, deviceType);
if (status == 0) {
ALOGV("VIRTUALIZER_PARAM_VIRTUAL_SPEAKER_ANGLES supports mask=0x%x device=0x%x",
channelMask, deviceType);
// configuration is supported, get the angles
VirtualizerGetSpeakerAngles(channelMask, deviceType, (int32_t *)pValue);
}
}
break;
case VIRTUALIZER_PARAM_VIRTUALIZATION_MODE:
*(uint32_t *)pValue = (uint32_t) VirtualizerGetVirtualizationMode(pContext);
break;
default:
ALOGV("\tLVM_ERROR : Virtualizer_getParameter() invalid param %d", param);
status = -EINVAL;
break;
}
ALOGV("\tVirtualizer_getParameter end returning status=%d", status);
return status;
} /* end Virtualizer_getParameter */
//----------------------------------------------------------------------------
// Virtualizer_setParameter()
//----------------------------------------------------------------------------
// Purpose:
// Set a Virtualizer parameter
//
// Inputs:
// pVirtualizer - handle to instance data
// pParam - pointer to parameter
// pValue - pointer to value
//
// Outputs:
//
//----------------------------------------------------------------------------
int Virtualizer_setParameter (EffectContext *pContext, void *pParam, void *pValue){
int status = 0;
int16_t strength;
int32_t *pParamTemp = (int32_t *)pParam;
int32_t param = *pParamTemp++;
//ALOGV("\tVirtualizer_setParameter start");
switch (param){
case VIRTUALIZER_PARAM_STRENGTH:
strength = *(int16_t *)pValue;
//ALOGV("\tVirtualizer_setParameter() VIRTUALIZER_PARAM_STRENGTH value is %d", strength);
//ALOGV("\tVirtualizer_setParameter() Calling pVirtualizer->setStrength");
VirtualizerSetStrength(pContext, (int32_t)strength);
//ALOGV("\tVirtualizer_setParameter() Called pVirtualizer->setStrength");
break;
case VIRTUALIZER_PARAM_FORCE_VIRTUALIZATION_MODE: {
const audio_devices_t deviceType = *(audio_devices_t *) pValue;
status = VirtualizerForceVirtualizationMode(pContext, deviceType);
//ALOGV("VIRTUALIZER_PARAM_FORCE_VIRTUALIZATION_MODE device=0x%x result=%d",
// deviceType, status);
}
break;
default:
ALOGV("\tLVM_ERROR : Virtualizer_setParameter() invalid param %d", param);
break;
}
//ALOGV("\tVirtualizer_setParameter end");
return status;
} /* end Virtualizer_setParameter */
//----------------------------------------------------------------------------
// Equalizer_getParameter()
//----------------------------------------------------------------------------
// Purpose:
// Get a Equalizer parameter
//
// Inputs:
// pEqualizer - handle to instance data
// pParam - pointer to parameter
// pValue - pointer to variable to hold retrieved value
// pValueSize - pointer to value size: maximum size as input
//
// Outputs:
// *pValue updated with parameter value
// *pValueSize updated with actual value size
//
//
// Side Effects:
//
//----------------------------------------------------------------------------
int Equalizer_getParameter(EffectContext *pContext,
void *pParam,
uint32_t *pValueSize,
void *pValue){
int status = 0;
int32_t *pParamTemp = (int32_t *)pParam;
int32_t param = *pParamTemp++;
int32_t param2;
char *name;
//ALOGV("\tEqualizer_getParameter start");
switch (param) {
case EQ_PARAM_NUM_BANDS:
case EQ_PARAM_CUR_PRESET:
case EQ_PARAM_GET_NUM_OF_PRESETS:
case EQ_PARAM_BAND_LEVEL:
case EQ_PARAM_GET_BAND:
if (*pValueSize < sizeof(int16_t)) {
ALOGV("\tLVM_ERROR : Equalizer_getParameter() invalid pValueSize 1 %d", *pValueSize);
return -EINVAL;
}
*pValueSize = sizeof(int16_t);
break;
case EQ_PARAM_LEVEL_RANGE:
if (*pValueSize < 2 * sizeof(int16_t)) {
ALOGV("\tLVM_ERROR : Equalizer_getParameter() invalid pValueSize 2 %d", *pValueSize);
return -EINVAL;
}
*pValueSize = 2 * sizeof(int16_t);
break;
case EQ_PARAM_BAND_FREQ_RANGE:
if (*pValueSize < 2 * sizeof(int32_t)) {
ALOGV("\tLVM_ERROR : Equalizer_getParameter() invalid pValueSize 3 %d", *pValueSize);
return -EINVAL;
}
*pValueSize = 2 * sizeof(int32_t);
break;
case EQ_PARAM_CENTER_FREQ:
if (*pValueSize < sizeof(int32_t)) {
ALOGV("\tLVM_ERROR : Equalizer_getParameter() invalid pValueSize 5 %d", *pValueSize);
return -EINVAL;
}
*pValueSize = sizeof(int32_t);
break;
case EQ_PARAM_GET_PRESET_NAME:
break;
case EQ_PARAM_PROPERTIES:
if (*pValueSize < (2 + FIVEBAND_NUMBANDS) * sizeof(uint16_t)) {
ALOGV("\tLVM_ERROR : Equalizer_getParameter() invalid pValueSize 1 %d", *pValueSize);
return -EINVAL;
}
*pValueSize = (2 + FIVEBAND_NUMBANDS) * sizeof(uint16_t);
break;
default:
ALOGV("\tLVM_ERROR : Equalizer_getParameter unknown param %d", param);
return -EINVAL;
}
switch (param) {
case EQ_PARAM_NUM_BANDS:
*(uint16_t *)pValue = (uint16_t)FIVEBAND_NUMBANDS;
//ALOGV("\tEqualizer_getParameter() EQ_PARAM_NUM_BANDS %d", *(int16_t *)pValue);
break;
case EQ_PARAM_LEVEL_RANGE:
*(int16_t *)pValue = -1500;
*((int16_t *)pValue + 1) = 1500;
//ALOGV("\tEqualizer_getParameter() EQ_PARAM_LEVEL_RANGE min %d, max %d",
// *(int16_t *)pValue, *((int16_t *)pValue + 1));
break;
case EQ_PARAM_BAND_LEVEL:
param2 = *pParamTemp;
if (param2 < 0 || param2 >= FIVEBAND_NUMBANDS) {
status = -EINVAL;
if (param2 < 0) {
android_errorWriteLog(0x534e4554, "32438598");
ALOGW("\tERROR Equalizer_getParameter() EQ_PARAM_BAND_LEVEL band %d", param2);
}
break;
}
*(int16_t *)pValue = (int16_t)EqualizerGetBandLevel(pContext, param2);
//ALOGV("\tEqualizer_getParameter() EQ_PARAM_BAND_LEVEL band %d, level %d",
// param2, *(int32_t *)pValue);
break;
case EQ_PARAM_CENTER_FREQ:
param2 = *pParamTemp;
if (param2 < 0 || param2 >= FIVEBAND_NUMBANDS) {
status = -EINVAL;
if (param2 < 0) {
android_errorWriteLog(0x534e4554, "32436341");
ALOGW("\tERROR Equalizer_getParameter() EQ_PARAM_CENTER_FREQ band %d", param2);
}
break;
}
*(int32_t *)pValue = EqualizerGetCentreFrequency(pContext, param2);
//ALOGV("\tEqualizer_getParameter() EQ_PARAM_CENTER_FREQ band %d, frequency %d",
// param2, *(int32_t *)pValue);
break;
case EQ_PARAM_BAND_FREQ_RANGE:
param2 = *pParamTemp;
if (param2 < 0 || param2 >= FIVEBAND_NUMBANDS) {
status = -EINVAL;
if (param2 < 0) {
android_errorWriteLog(0x534e4554, "32247948");
ALOGW("\tERROR Equalizer_getParameter() EQ_PARAM_BAND_FREQ_RANGE band %d", param2);
}
break;
}
EqualizerGetBandFreqRange(pContext, param2, (uint32_t *)pValue, ((uint32_t *)pValue + 1));
//ALOGV("\tEqualizer_getParameter() EQ_PARAM_BAND_FREQ_RANGE band %d, min %d, max %d",
// param2, *(int32_t *)pValue, *((int32_t *)pValue + 1));
break;
case EQ_PARAM_GET_BAND:
param2 = *pParamTemp;
*(uint16_t *)pValue = (uint16_t)EqualizerGetBand(pContext, param2);
//ALOGV("\tEqualizer_getParameter() EQ_PARAM_GET_BAND frequency %d, band %d",
// param2, *(uint16_t *)pValue);
break;
case EQ_PARAM_CUR_PRESET:
*(uint16_t *)pValue = (uint16_t)EqualizerGetPreset(pContext);
//ALOGV("\tEqualizer_getParameter() EQ_PARAM_CUR_PRESET %d", *(int32_t *)pValue);
break;
case EQ_PARAM_GET_NUM_OF_PRESETS:
*(uint16_t *)pValue = (uint16_t)EqualizerGetNumPresets();
//ALOGV("\tEqualizer_getParameter() EQ_PARAM_GET_NUM_OF_PRESETS %d", *(int16_t *)pValue);
break;
case EQ_PARAM_GET_PRESET_NAME:
param2 = *pParamTemp;
if ((param2 < 0 && param2 != PRESET_CUSTOM) || param2 >= EqualizerGetNumPresets()) {
status = -EINVAL;
if (param2 < 0) {
android_errorWriteLog(0x534e4554, "32448258");
ALOGE("\tERROR Equalizer_getParameter() EQ_PARAM_GET_PRESET_NAME preset %d",
param2);
}
break;
}
if (*pValueSize < 1) {
status = -EINVAL;
android_errorWriteLog(0x534e4554, "37536407");
break;
}
name = (char *)pValue;
strncpy(name, EqualizerGetPresetName(param2), *pValueSize - 1);
name[*pValueSize - 1] = 0;
*pValueSize = strlen(name) + 1;
//ALOGV("\tEqualizer_getParameter() EQ_PARAM_GET_PRESET_NAME preset %d, name %s len %d",
// param2, gEqualizerPresets[param2].name, *pValueSize);
break;
case EQ_PARAM_PROPERTIES: {
int16_t *p = (int16_t *)pValue;
ALOGV("\tEqualizer_getParameter() EQ_PARAM_PROPERTIES");
p[0] = (int16_t)EqualizerGetPreset(pContext);
p[1] = (int16_t)FIVEBAND_NUMBANDS;
for (int i = 0; i < FIVEBAND_NUMBANDS; i++) {
p[2 + i] = (int16_t)EqualizerGetBandLevel(pContext, i);
}
} break;
default:
ALOGV("\tLVM_ERROR : Equalizer_getParameter() invalid param %d", param);
status = -EINVAL;
break;
}
//GV("\tEqualizer_getParameter end\n");
return status;
} /* end Equalizer_getParameter */
//----------------------------------------------------------------------------
// Equalizer_setParameter()
//----------------------------------------------------------------------------
// Purpose:
// Set a Equalizer parameter
//
// Inputs:
// pEqualizer - handle to instance data
// pParam - pointer to parameter
// valueSize - value size
// pValue - pointer to value
//
// Outputs:
//
//----------------------------------------------------------------------------
int Equalizer_setParameter (EffectContext *pContext,
void *pParam,
uint32_t valueSize,
void *pValue) {
int status = 0;
int32_t preset;
int32_t band;
int32_t level;
int32_t *pParamTemp = (int32_t *)pParam;
int32_t param = *pParamTemp++;
//ALOGV("\tEqualizer_setParameter start");
switch (param) {
case EQ_PARAM_CUR_PRESET:
if (valueSize < sizeof(int16_t)) {
status = -EINVAL;
break;
}
preset = (int32_t)(*(uint16_t *)pValue);
//ALOGV("\tEqualizer_setParameter() EQ_PARAM_CUR_PRESET %d", preset);
if ((preset >= EqualizerGetNumPresets())||(preset < 0)) {
status = -EINVAL;
break;
}
EqualizerSetPreset(pContext, preset);
break;
case EQ_PARAM_BAND_LEVEL:
if (valueSize < sizeof(int16_t)) {
status = -EINVAL;
break;
}
band = *pParamTemp;
level = (int32_t)(*(int16_t *)pValue);
//ALOGV("\tEqualizer_setParameter() EQ_PARAM_BAND_LEVEL band %d, level %d", band, level);
if (band < 0 || band >= FIVEBAND_NUMBANDS) {
status = -EINVAL;
if (band < 0) {
android_errorWriteLog(0x534e4554, "32095626");
ALOGE("\tERROR Equalizer_setParameter() EQ_PARAM_BAND_LEVEL band %d", band);
}
break;
}
EqualizerSetBandLevel(pContext, band, level);
break;
case EQ_PARAM_PROPERTIES: {
//ALOGV("\tEqualizer_setParameter() EQ_PARAM_PROPERTIES");
if (valueSize < sizeof(int16_t)) {
status = -EINVAL;
break;
}
int16_t *p = (int16_t *)pValue;
if ((int)p[0] >= EqualizerGetNumPresets()) {
status = -EINVAL;
break;
}
if (p[0] >= 0) {
EqualizerSetPreset(pContext, (int)p[0]);
} else {
if (valueSize < (2 + FIVEBAND_NUMBANDS) * sizeof(int16_t)) {
android_errorWriteLog(0x534e4554, "37563371");
ALOGE("\tERROR Equalizer_setParameter() EQ_PARAM_PROPERTIES valueSize %d < %d",
(int)valueSize, (int)((2 + FIVEBAND_NUMBANDS) * sizeof(int16_t)));
status = -EINVAL;
break;
}
if ((int)p[1] != FIVEBAND_NUMBANDS) {
status = -EINVAL;
break;
}
for (int i = 0; i < FIVEBAND_NUMBANDS; i++) {
EqualizerSetBandLevel(pContext, i, (int)p[2 + i]);
}
}
} break;
default:
ALOGV("\tLVM_ERROR : Equalizer_setParameter() invalid param %d", param);
status = -EINVAL;
break;
}
//ALOGV("\tEqualizer_setParameter end");
return status;
} /* end Equalizer_setParameter */
//----------------------------------------------------------------------------
// Volume_getParameter()
//----------------------------------------------------------------------------
// Purpose:
// Get a Volume parameter
//
// Inputs:
// pVolume - handle to instance data
// pParam - pointer to parameter
// pValue - pointer to variable to hold retrieved value
// pValueSize - pointer to value size: maximum size as input
//
// Outputs:
// *pValue updated with parameter value
// *pValueSize updated with actual value size
//
//
// Side Effects:
//
//----------------------------------------------------------------------------
int Volume_getParameter(EffectContext *pContext,
void *pParam,
uint32_t *pValueSize,
void *pValue){
int status = 0;
int32_t *pParamTemp = (int32_t *)pParam;
int32_t param = *pParamTemp++;;
//ALOGV("\tVolume_getParameter start");
switch (param){
case VOLUME_PARAM_LEVEL:
case VOLUME_PARAM_MAXLEVEL:
case VOLUME_PARAM_STEREOPOSITION:
if (*pValueSize != sizeof(int16_t)){
ALOGV("\tLVM_ERROR : Volume_getParameter() invalid pValueSize 1 %d", *pValueSize);
return -EINVAL;
}
*pValueSize = sizeof(int16_t);
break;
case VOLUME_PARAM_MUTE:
case VOLUME_PARAM_ENABLESTEREOPOSITION:
if (*pValueSize < sizeof(int32_t)){
ALOGV("\tLVM_ERROR : Volume_getParameter() invalid pValueSize 2 %d", *pValueSize);
return -EINVAL;
}
*pValueSize = sizeof(int32_t);
break;
default:
ALOGV("\tLVM_ERROR : Volume_getParameter unknown param %d", param);
return -EINVAL;
}
switch (param){
case VOLUME_PARAM_LEVEL:
status = VolumeGetVolumeLevel(pContext, (int16_t *)(pValue));
//ALOGV("\tVolume_getParameter() VOLUME_PARAM_LEVEL Value is %d",
// *(int16_t *)pValue);
break;
case VOLUME_PARAM_MAXLEVEL:
*(int16_t *)pValue = 0;
//ALOGV("\tVolume_getParameter() VOLUME_PARAM_MAXLEVEL Value is %d",
// *(int16_t *)pValue);
break;
case VOLUME_PARAM_STEREOPOSITION:
VolumeGetStereoPosition(pContext, (int16_t *)pValue);
//ALOGV("\tVolume_getParameter() VOLUME_PARAM_STEREOPOSITION Value is %d",
// *(int16_t *)pValue);
break;
case VOLUME_PARAM_MUTE:
status = VolumeGetMute(pContext, (uint32_t *)pValue);
ALOGV("\tVolume_getParameter() VOLUME_PARAM_MUTE Value is %d",
*(uint32_t *)pValue);
break;
case VOLUME_PARAM_ENABLESTEREOPOSITION:
*(int32_t *)pValue = pContext->pBundledContext->bStereoPositionEnabled;
//ALOGV("\tVolume_getParameter() VOLUME_PARAM_ENABLESTEREOPOSITION Value is %d",
// *(uint32_t *)pValue);
break;
default:
ALOGV("\tLVM_ERROR : Volume_getParameter() invalid param %d", param);
status = -EINVAL;
break;
}
//ALOGV("\tVolume_getParameter end");
return status;
} /* end Volume_getParameter */
//----------------------------------------------------------------------------
// Volume_setParameter()
//----------------------------------------------------------------------------
// Purpose:
// Set a Volume parameter
//
// Inputs:
// pVolume - handle to instance data
// pParam - pointer to parameter
// pValue - pointer to value
//
// Outputs:
//
//----------------------------------------------------------------------------
int Volume_setParameter (EffectContext *pContext, void *pParam, void *pValue){
int status = 0;
int16_t level;
int16_t position;
uint32_t mute;
uint32_t positionEnabled;
int32_t *pParamTemp = (int32_t *)pParam;
int32_t param = *pParamTemp++;
//ALOGV("\tVolume_setParameter start");
switch (param){
case VOLUME_PARAM_LEVEL:
level = *(int16_t *)pValue;
//ALOGV("\tVolume_setParameter() VOLUME_PARAM_LEVEL value is %d", level);
//ALOGV("\tVolume_setParameter() Calling pVolume->setVolumeLevel");
status = VolumeSetVolumeLevel(pContext, (int16_t)level);
//ALOGV("\tVolume_setParameter() Called pVolume->setVolumeLevel");
break;
case VOLUME_PARAM_MUTE:
mute = *(uint32_t *)pValue;
//ALOGV("\tVolume_setParameter() Calling pVolume->setMute, mute is %d", mute);
//ALOGV("\tVolume_setParameter() Calling pVolume->setMute");
status = VolumeSetMute(pContext, mute);
//ALOGV("\tVolume_setParameter() Called pVolume->setMute");
break;
case VOLUME_PARAM_ENABLESTEREOPOSITION:
positionEnabled = *(uint32_t *)pValue;
(void) VolumeEnableStereoPosition(pContext, positionEnabled);
(void) VolumeSetStereoPosition(pContext, pContext->pBundledContext->positionSaved);
//ALOGV("\tVolume_setParameter() VOLUME_PARAM_ENABLESTEREOPOSITION called");
break;
case VOLUME_PARAM_STEREOPOSITION:
position = *(int16_t *)pValue;
//ALOGV("\tVolume_setParameter() VOLUME_PARAM_STEREOPOSITION value is %d", position);
//ALOGV("\tVolume_setParameter() Calling pVolume->VolumeSetStereoPosition");
status = VolumeSetStereoPosition(pContext, (int16_t)position);
//ALOGV("\tVolume_setParameter() Called pVolume->VolumeSetStereoPosition");
break;
default:
ALOGV("\tLVM_ERROR : Volume_setParameter() invalid param %d", param);
break;
}
//ALOGV("\tVolume_setParameter end");
return status;
} /* end Volume_setParameter */
/****************************************************************************************
* Name : LVC_ToDB_s32Tos16()
* Input : Signed 32-bit integer
* Output : Signed 16-bit integer
* MSB (16) = sign bit
* (15->05) = integer part
* (04->01) = decimal part
* Returns : Db value with respect to full scale
* Description :
* Remarks :
****************************************************************************************/
LVM_INT16 LVC_ToDB_s32Tos16(LVM_INT32 Lin_fix)
{
LVM_INT16 db_fix;
LVM_INT16 Shift;
LVM_INT16 SmallRemainder;
LVM_UINT32 Remainder = (LVM_UINT32)Lin_fix;
/* Count leading bits, 1 cycle in assembly*/
for (Shift = 0; Shift<32; Shift++)
{
if ((Remainder & 0x80000000U)!=0)
{
break;
}
Remainder = Remainder << 1;
}
/*
* Based on the approximation equation (for Q11.4 format):
*
* dB = -96 * Shift + 16 * (8 * Remainder - 2 * Remainder^2)
*/
db_fix = (LVM_INT16)(-96 * Shift); /* Six dB steps in Q11.4 format*/
SmallRemainder = (LVM_INT16)((Remainder & 0x7fffffff) >> 24);
db_fix = (LVM_INT16)(db_fix + SmallRemainder );
SmallRemainder = (LVM_INT16)(SmallRemainder * SmallRemainder);
db_fix = (LVM_INT16)(db_fix - (LVM_INT16)((LVM_UINT16)SmallRemainder >> 9));
/* Correct for small offset */
db_fix = (LVM_INT16)(db_fix - 5);
return db_fix;
}
//----------------------------------------------------------------------------
// Effect_setEnabled()
//----------------------------------------------------------------------------
// Purpose:
// Enable or disable effect
//
// Inputs:
// pContext - pointer to effect context
// enabled - true if enabling the effect, false otherwise
//
// Outputs:
//
//----------------------------------------------------------------------------
int Effect_setEnabled(EffectContext *pContext, bool enabled)
{
ALOGV("\tEffect_setEnabled() type %d, enabled %d", pContext->EffectType, enabled);
if (enabled) {
// Bass boost or Virtualizer can be temporarily disabled if playing over device speaker due
// to their nature.
bool tempDisabled = false;
switch (pContext->EffectType) {
case LVM_BASS_BOOST:
if (pContext->pBundledContext->bBassEnabled == LVM_TRUE) {
ALOGV("\tEffect_setEnabled() LVM_BASS_BOOST is already enabled");
return -EINVAL;
}
if(pContext->pBundledContext->SamplesToExitCountBb <= 0){
pContext->pBundledContext->NumberEffectsEnabled++;
}
pContext->pBundledContext->SamplesToExitCountBb =
(LVM_INT32)(pContext->pBundledContext->SamplesPerSecond*0.1);
pContext->pBundledContext->bBassEnabled = LVM_TRUE;
tempDisabled = pContext->pBundledContext->bBassTempDisabled;
break;
case LVM_EQUALIZER:
if (pContext->pBundledContext->bEqualizerEnabled == LVM_TRUE) {
ALOGV("\tEffect_setEnabled() LVM_EQUALIZER is already enabled");
return -EINVAL;
}
if(pContext->pBundledContext->SamplesToExitCountEq <= 0){
pContext->pBundledContext->NumberEffectsEnabled++;
}
pContext->pBundledContext->SamplesToExitCountEq =
(LVM_INT32)(pContext->pBundledContext->SamplesPerSecond*0.1);
pContext->pBundledContext->bEqualizerEnabled = LVM_TRUE;
break;
case LVM_VIRTUALIZER:
if (pContext->pBundledContext->bVirtualizerEnabled == LVM_TRUE) {
ALOGV("\tEffect_setEnabled() LVM_VIRTUALIZER is already enabled");
return -EINVAL;
}
if(pContext->pBundledContext->SamplesToExitCountVirt <= 0){
pContext->pBundledContext->NumberEffectsEnabled++;
}
pContext->pBundledContext->SamplesToExitCountVirt =
(LVM_INT32)(pContext->pBundledContext->SamplesPerSecond*0.1);
pContext->pBundledContext->bVirtualizerEnabled = LVM_TRUE;
tempDisabled = pContext->pBundledContext->bVirtualizerTempDisabled;
break;
case LVM_VOLUME:
if (pContext->pBundledContext->bVolumeEnabled == LVM_TRUE) {
ALOGV("\tEffect_setEnabled() LVM_VOLUME is already enabled");
return -EINVAL;
}
pContext->pBundledContext->NumberEffectsEnabled++;
pContext->pBundledContext->bVolumeEnabled = LVM_TRUE;
break;
default:
ALOGV("\tEffect_setEnabled() invalid effect type");
return -EINVAL;
}
if (!tempDisabled) {
LvmEffect_enable(pContext);
}
} else {
switch (pContext->EffectType) {
case LVM_BASS_BOOST:
if (pContext->pBundledContext->bBassEnabled == LVM_FALSE) {
ALOGV("\tEffect_setEnabled() LVM_BASS_BOOST is already disabled");
return -EINVAL;
}
pContext->pBundledContext->bBassEnabled = LVM_FALSE;
break;
case LVM_EQUALIZER:
if (pContext->pBundledContext->bEqualizerEnabled == LVM_FALSE) {
ALOGV("\tEffect_setEnabled() LVM_EQUALIZER is already disabled");
return -EINVAL;
}
pContext->pBundledContext->bEqualizerEnabled = LVM_FALSE;
break;
case LVM_VIRTUALIZER:
if (pContext->pBundledContext->bVirtualizerEnabled == LVM_FALSE) {
ALOGV("\tEffect_setEnabled() LVM_VIRTUALIZER is already disabled");
return -EINVAL;
}
pContext->pBundledContext->bVirtualizerEnabled = LVM_FALSE;
break;
case LVM_VOLUME:
if (pContext->pBundledContext->bVolumeEnabled == LVM_FALSE) {
ALOGV("\tEffect_setEnabled() LVM_VOLUME is already disabled");
return -EINVAL;
}
pContext->pBundledContext->bVolumeEnabled = LVM_FALSE;
break;
default:
ALOGV("\tEffect_setEnabled() invalid effect type");
return -EINVAL;
}
LvmEffect_disable(pContext);
}
return 0;
}
//----------------------------------------------------------------------------
// LVC_Convert_VolToDb()
//----------------------------------------------------------------------------
// Purpose:
// Convery volume in Q24 to dB
//
// Inputs:
// vol: Q.24 volume dB
//
//-----------------------------------------------------------------------
int16_t LVC_Convert_VolToDb(uint32_t vol){
int16_t dB;
dB = LVC_ToDB_s32Tos16(vol <<7);
dB = (dB +8)>>4;
dB = (dB <-96) ? -96 : dB ;
return dB;
}
} // namespace
} // namespace
extern "C" {
/* Effect Control Interface Implementation: Process */
int Effect_process(effect_handle_t self,
audio_buffer_t *inBuffer,
audio_buffer_t *outBuffer){
EffectContext * pContext = (EffectContext *) self;
int status = 0;
int processStatus = 0;
//ALOGV("\tEffect_process Start : Enabled = %d Called = %d (%8d %8d %8d)",
//pContext->pBundledContext->NumberEffectsEnabled,pContext->pBundledContext->NumberEffectsCalled,
// pContext->pBundledContext->SamplesToExitCountBb,
// pContext->pBundledContext->SamplesToExitCountVirt,
// pContext->pBundledContext->SamplesToExitCountEq);
if (pContext == NULL){
ALOGV("\tLVM_ERROR : Effect_process() ERROR pContext == NULL");
return -EINVAL;
}
//if(pContext->EffectType == LVM_BASS_BOOST){
// ALOGV("\tEffect_process: Effect type is BASS_BOOST");
//}else if(pContext->EffectType == LVM_EQUALIZER){
// ALOGV("\tEffect_process: Effect type is LVM_EQUALIZER");
//}else if(pContext->EffectType == LVM_VIRTUALIZER){
// ALOGV("\tEffect_process: Effect type is LVM_VIRTUALIZER");
//}
if (inBuffer == NULL || inBuffer->raw == NULL ||
outBuffer == NULL || outBuffer->raw == NULL ||
inBuffer->frameCount != outBuffer->frameCount){
ALOGV("\tLVM_ERROR : Effect_process() ERROR NULL INPUT POINTER OR FRAME COUNT IS WRONG");
return -EINVAL;
}
if ((pContext->pBundledContext->bBassEnabled == LVM_FALSE)&&
(pContext->EffectType == LVM_BASS_BOOST)){
//ALOGV("\tEffect_process() LVM_BASS_BOOST Effect is not enabled");
if(pContext->pBundledContext->SamplesToExitCountBb > 0){
pContext->pBundledContext->SamplesToExitCountBb -= outBuffer->frameCount * 2; // STEREO
//ALOGV("\tEffect_process: Waiting to turn off BASS_BOOST, %d samples left",
// pContext->pBundledContext->SamplesToExitCountBb);
}
if(pContext->pBundledContext->SamplesToExitCountBb <= 0) {
status = -ENODATA;
pContext->pBundledContext->NumberEffectsEnabled--;
ALOGV("\tEffect_process() this is the last frame for LVM_BASS_BOOST");
}
}
if ((pContext->pBundledContext->bVolumeEnabled == LVM_FALSE)&&
(pContext->EffectType == LVM_VOLUME)){
//ALOGV("\tEffect_process() LVM_VOLUME Effect is not enabled");
status = -ENODATA;
pContext->pBundledContext->NumberEffectsEnabled--;
}
if ((pContext->pBundledContext->bEqualizerEnabled == LVM_FALSE)&&
(pContext->EffectType == LVM_EQUALIZER)){
//ALOGV("\tEffect_process() LVM_EQUALIZER Effect is not enabled");
if(pContext->pBundledContext->SamplesToExitCountEq > 0){
pContext->pBundledContext->SamplesToExitCountEq -= outBuffer->frameCount * 2; // STEREO
//ALOGV("\tEffect_process: Waiting to turn off EQUALIZER, %d samples left",
// pContext->pBundledContext->SamplesToExitCountEq);
}
if(pContext->pBundledContext->SamplesToExitCountEq <= 0) {
status = -ENODATA;
pContext->pBundledContext->NumberEffectsEnabled--;
ALOGV("\tEffect_process() this is the last frame for LVM_EQUALIZER");
}
}
if ((pContext->pBundledContext->bVirtualizerEnabled == LVM_FALSE)&&
(pContext->EffectType == LVM_VIRTUALIZER)){
//ALOGV("\tEffect_process() LVM_VIRTUALIZER Effect is not enabled");
if(pContext->pBundledContext->SamplesToExitCountVirt > 0){
pContext->pBundledContext->SamplesToExitCountVirt -= outBuffer->frameCount * 2;// STEREO
//ALOGV("\tEffect_process: Waiting for to turn off VIRTUALIZER, %d samples left",
// pContext->pBundledContext->SamplesToExitCountVirt);
}
if(pContext->pBundledContext->SamplesToExitCountVirt <= 0) {
status = -ENODATA;
pContext->pBundledContext->NumberEffectsEnabled--;
ALOGV("\tEffect_process() this is the last frame for LVM_VIRTUALIZER");
}
}
if(status != -ENODATA){
pContext->pBundledContext->NumberEffectsCalled++;
}
if(pContext->pBundledContext->NumberEffectsCalled ==
pContext->pBundledContext->NumberEffectsEnabled){
//ALOGV("\tEffect_process Calling process with %d effects enabled, %d called: Effect %d",
//pContext->pBundledContext->NumberEffectsEnabled,
//pContext->pBundledContext->NumberEffectsCalled, pContext->EffectType);
if (status == -ENODATA){
ALOGV("\tEffect_process() processing last frame");
}
pContext->pBundledContext->NumberEffectsCalled = 0;
/* Process all the available frames, block processing is
handled internalLY by the LVM bundle */
processStatus = android::LvmBundle_process( (LVM_INT16 *)inBuffer->raw,
(LVM_INT16 *)outBuffer->raw,
outBuffer->frameCount,
pContext);
if (processStatus != 0){
ALOGV("\tLVM_ERROR : LvmBundle_process returned error %d", processStatus);
if (status == 0) {
status = processStatus;
}
return status;
}
} else {
//ALOGV("\tEffect_process Not Calling process with %d effects enabled, %d called: Effect %d",
//pContext->pBundledContext->NumberEffectsEnabled,
//pContext->pBundledContext->NumberEffectsCalled, pContext->EffectType);
// 2 is for stereo input
if (pContext->config.outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE) {
for (size_t i=0; i < outBuffer->frameCount*2; i++){
outBuffer->s16[i] =
clamp16((LVM_INT32)outBuffer->s16[i] + (LVM_INT32)inBuffer->s16[i]);
}
} else if (outBuffer->raw != inBuffer->raw) {
memcpy(outBuffer->raw, inBuffer->raw, outBuffer->frameCount*sizeof(LVM_INT16)*2);
}
}
return status;
} /* end Effect_process */
/* Effect Control Interface Implementation: Command */
int Effect_command(effect_handle_t self,
uint32_t cmdCode,
uint32_t cmdSize,
void *pCmdData,
uint32_t *replySize,
void *pReplyData){
EffectContext * pContext = (EffectContext *) self;
//ALOGV("\t\nEffect_command start");
if(pContext->EffectType == LVM_BASS_BOOST){
//ALOGV("\tEffect_command setting command for LVM_BASS_BOOST");
}
if(pContext->EffectType == LVM_VIRTUALIZER){
//ALOGV("\tEffect_command setting command for LVM_VIRTUALIZER");
}
if(pContext->EffectType == LVM_EQUALIZER){
//ALOGV("\tEffect_command setting command for LVM_EQUALIZER");
}
if(pContext->EffectType == LVM_VOLUME){
//ALOGV("\tEffect_command setting command for LVM_VOLUME");
}
if (pContext == NULL){
ALOGV("\tLVM_ERROR : Effect_command ERROR pContext == NULL");
return -EINVAL;
}
//ALOGV("\tEffect_command INPUTS are: command %d cmdSize %d",cmdCode, cmdSize);
// Incase we disable an effect, next time process is
// called the number of effect called could be greater
// pContext->pBundledContext->NumberEffectsCalled = 0;
//ALOGV("\tEffect_command NumberEffectsCalled = %d, NumberEffectsEnabled = %d",
// pContext->pBundledContext->NumberEffectsCalled,
// pContext->pBundledContext->NumberEffectsEnabled);
switch (cmdCode){
case EFFECT_CMD_INIT:
if (pReplyData == NULL || replySize == NULL || *replySize != sizeof(int)){
ALOGV("\tLVM_ERROR, EFFECT_CMD_INIT: ERROR for effect type %d",
pContext->EffectType);
return -EINVAL;
}
*(int *) pReplyData = 0;
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_INIT start");
if(pContext->EffectType == LVM_BASS_BOOST){
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_INIT for LVM_BASS_BOOST");
android::BassSetStrength(pContext, 0);
}
if(pContext->EffectType == LVM_VIRTUALIZER){
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_INIT for LVM_VIRTUALIZER");
android::VirtualizerSetStrength(pContext, 0);
}
if(pContext->EffectType == LVM_EQUALIZER){
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_INIT for LVM_EQUALIZER");
android::EqualizerSetPreset(pContext, 0);
}
if(pContext->EffectType == LVM_VOLUME){
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_INIT for LVM_VOLUME");
*(int *) pReplyData = android::VolumeSetVolumeLevel(pContext, 0);
}
break;
case EFFECT_CMD_SET_CONFIG:
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_SET_CONFIG start");
if (pCmdData == NULL || cmdSize != sizeof(effect_config_t) ||
pReplyData == NULL || replySize == NULL || *replySize != sizeof(int)) {
ALOGV("\tLVM_ERROR : Effect_command cmdCode Case: "
"EFFECT_CMD_SET_CONFIG: ERROR");
return -EINVAL;
}
*(int *) pReplyData = android::Effect_setConfig(pContext, (effect_config_t *) pCmdData);
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_SET_CONFIG end");
break;
case EFFECT_CMD_GET_CONFIG:
if (pReplyData == NULL || replySize == NULL || *replySize != sizeof(effect_config_t)) {
ALOGV("\tLVM_ERROR : Effect_command cmdCode Case: "
"EFFECT_CMD_GET_CONFIG: ERROR");
return -EINVAL;
}
android::Effect_getConfig(pContext, (effect_config_t *)pReplyData);
break;
case EFFECT_CMD_RESET:
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_RESET start");
android::Effect_setConfig(pContext, &pContext->config);
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_RESET end");
break;
case EFFECT_CMD_GET_PARAM:{
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_GET_PARAM start");
effect_param_t *p = (effect_param_t *)pCmdData;
if (pCmdData == NULL || cmdSize < sizeof(effect_param_t) ||
cmdSize < (sizeof(effect_param_t) + p->psize) ||
pReplyData == NULL || replySize == NULL ||
*replySize < (sizeof(effect_param_t) + p->psize)) {
ALOGV("\tLVM_ERROR : EFFECT_CMD_GET_PARAM: ERROR");
return -EINVAL;
}
if (EFFECT_PARAM_SIZE_MAX - sizeof(effect_param_t) < (size_t)p->psize) {
android_errorWriteLog(0x534e4554, "26347509");
ALOGV("\tLVM_ERROR : EFFECT_CMD_GET_PARAM: psize too big");
return -EINVAL;
}
uint32_t paddedParamSize = ((p->psize + sizeof(int32_t) - 1) / sizeof(int32_t)) *
sizeof(int32_t);
if ((EFFECT_PARAM_SIZE_MAX - sizeof(effect_param_t) < paddedParamSize) ||
(EFFECT_PARAM_SIZE_MAX - sizeof(effect_param_t) - paddedParamSize <
p->vsize)) {
ALOGV("\tLVM_ERROR : EFFECT_CMD_GET_PARAM: padded_psize or vsize too big");
return -EINVAL;
}
uint32_t expectedReplySize = sizeof(effect_param_t) + paddedParamSize + p->vsize;
if (*replySize < expectedReplySize) {
ALOGV("\tLVM_ERROR : EFFECT_CMD_GET_PARAM: min. replySize %u, got %u bytes",
expectedReplySize, *replySize);
android_errorWriteLog(0x534e4554, "32705438");
return -EINVAL;
}
memcpy(pReplyData, pCmdData, sizeof(effect_param_t) + p->psize);
p = (effect_param_t *)pReplyData;
uint32_t voffset = paddedParamSize;
if(pContext->EffectType == LVM_BASS_BOOST){
p->status = android::BassBoost_getParameter(pContext,
p->data,
&p->vsize,
p->data + voffset);
//ALOGV("\tBassBoost_command EFFECT_CMD_GET_PARAM "
// "*pCmdData %d, *replySize %d, *pReplyData %d ",
// *(int32_t *)((char *)pCmdData + sizeof(effect_param_t)),
// *replySize,
// *(int16_t *)((char *)pReplyData + sizeof(effect_param_t) + voffset));
}
if(pContext->EffectType == LVM_VIRTUALIZER){
p->status = android::Virtualizer_getParameter(pContext,
(void *)p->data,
&p->vsize,
p->data + voffset);
//ALOGV("\tVirtualizer_command EFFECT_CMD_GET_PARAM "
// "*pCmdData %d, *replySize %d, *pReplyData %d ",
// *(int32_t *)((char *)pCmdData + sizeof(effect_param_t)),
// *replySize,
// *(int16_t *)((char *)pReplyData + sizeof(effect_param_t) + voffset));
}
if(pContext->EffectType == LVM_EQUALIZER){
//ALOGV("\tEqualizer_command cmdCode Case: "
// "EFFECT_CMD_GET_PARAM start");
p->status = android::Equalizer_getParameter(pContext,
p->data,
&p->vsize,
p->data + voffset);
//ALOGV("\tEqualizer_command EFFECT_CMD_GET_PARAM *pCmdData %d, *replySize %d, "
// "*pReplyData %08x %08x",
// *(int32_t *)((char *)pCmdData + sizeof(effect_param_t)), *replySize,
// *(int32_t *)((char *)pReplyData + sizeof(effect_param_t) + voffset),
// *(int32_t *)((char *)pReplyData + sizeof(effect_param_t) + voffset +
// sizeof(int32_t)));
}
if(pContext->EffectType == LVM_VOLUME){
//ALOGV("\tVolume_command cmdCode Case: EFFECT_CMD_GET_PARAM start");
p->status = android::Volume_getParameter(pContext,
(void *)p->data,
&p->vsize,
p->data + voffset);
//ALOGV("\tVolume_command EFFECT_CMD_GET_PARAM "
// "*pCmdData %d, *replySize %d, *pReplyData %d ",
// *(int32_t *)((char *)pCmdData + sizeof(effect_param_t)),
// *replySize,
// *(int16_t *)((char *)pReplyData + sizeof(effect_param_t) + voffset));
}
*replySize = sizeof(effect_param_t) + voffset + p->vsize;
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_GET_PARAM end");
} break;
case EFFECT_CMD_SET_PARAM:{
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_SET_PARAM start");
if(pContext->EffectType == LVM_BASS_BOOST){
//ALOGV("\tBassBoost_command EFFECT_CMD_SET_PARAM param %d, *replySize %d, value %d",
// *(int32_t *)((char *)pCmdData + sizeof(effect_param_t)),
// *replySize,
// *(int16_t *)((char *)pCmdData + sizeof(effect_param_t) + sizeof(int32_t)));
if (pCmdData == NULL ||
cmdSize != (sizeof(effect_param_t) + sizeof(int32_t) +sizeof(int16_t)) ||
pReplyData == NULL || replySize == NULL || *replySize != sizeof(int32_t)) {
ALOGV("\tLVM_ERROR : BassBoost_command cmdCode Case: "
"EFFECT_CMD_SET_PARAM: ERROR");
return -EINVAL;
}
effect_param_t *p = (effect_param_t *) pCmdData;
if (p->psize != sizeof(int32_t)){
ALOGV("\tLVM_ERROR : BassBoost_command cmdCode Case: "
"EFFECT_CMD_SET_PARAM: ERROR, psize is not sizeof(int32_t)");
return -EINVAL;
}
//ALOGV("\tnBassBoost_command cmdSize is %d\n"
// "\tsizeof(effect_param_t) is %d\n"
// "\tp->psize is %d\n"
// "\tp->vsize is %d"
// "\n",
// cmdSize, sizeof(effect_param_t), p->psize, p->vsize );
*(int *)pReplyData = android::BassBoost_setParameter(pContext,
(void *)p->data,
p->data + p->psize);
}
if(pContext->EffectType == LVM_VIRTUALIZER){
// Warning this log will fail to properly read an int32_t value, assumes int16_t
//ALOGV("\tVirtualizer_command EFFECT_CMD_SET_PARAM param %d, *replySize %d, value %d",
// *(int32_t *)((char *)pCmdData + sizeof(effect_param_t)),
// *replySize,
// *(int16_t *)((char *)pCmdData + sizeof(effect_param_t) + sizeof(int32_t)));
if (pCmdData == NULL ||
// legal parameters are int16_t or int32_t
cmdSize > (sizeof(effect_param_t) + sizeof(int32_t) +sizeof(int32_t)) ||
cmdSize < (sizeof(effect_param_t) + sizeof(int32_t) +sizeof(int16_t)) ||
pReplyData == NULL || replySize == NULL || *replySize != sizeof(int32_t)) {
ALOGV("\tLVM_ERROR : Virtualizer_command cmdCode Case: "
"EFFECT_CMD_SET_PARAM: ERROR");
return -EINVAL;
}
effect_param_t *p = (effect_param_t *) pCmdData;
if (p->psize != sizeof(int32_t)){
ALOGV("\tLVM_ERROR : Virtualizer_command cmdCode Case: "
"EFFECT_CMD_SET_PARAM: ERROR, psize is not sizeof(int32_t)");
return -EINVAL;
}
//ALOGV("\tnVirtualizer_command cmdSize is %d\n"
// "\tsizeof(effect_param_t) is %d\n"
// "\tp->psize is %d\n"
// "\tp->vsize is %d"
// "\n",
// cmdSize, sizeof(effect_param_t), p->psize, p->vsize );
*(int *)pReplyData = android::Virtualizer_setParameter(pContext,
(void *)p->data,
p->data + p->psize);
}
if(pContext->EffectType == LVM_EQUALIZER){
//ALOGV("\tEqualizer_command cmdCode Case: "
// "EFFECT_CMD_SET_PARAM start");
//ALOGV("\tEqualizer_command EFFECT_CMD_SET_PARAM param %d, *replySize %d, value %d ",
// *(int32_t *)((char *)pCmdData + sizeof(effect_param_t)),
// *replySize,
// *(int16_t *)((char *)pCmdData + sizeof(effect_param_t) + sizeof(int32_t)));
if (pCmdData == NULL || cmdSize < (sizeof(effect_param_t) + sizeof(int32_t)) ||
pReplyData == NULL || replySize == NULL || *replySize != sizeof(int32_t)) {
ALOGV("\tLVM_ERROR : Equalizer_command cmdCode Case: "
"EFFECT_CMD_SET_PARAM: ERROR");
return -EINVAL;
}
effect_param_t *p = (effect_param_t *) pCmdData;
*(int *)pReplyData = android::Equalizer_setParameter(pContext,
(void *)p->data,
p->vsize,
p->data + p->psize);
}
if(pContext->EffectType == LVM_VOLUME){
//ALOGV("\tVolume_command cmdCode Case: EFFECT_CMD_SET_PARAM start");
//ALOGV("\tVolume_command EFFECT_CMD_SET_PARAM param %d, *replySize %d, value %d ",
// *(int32_t *)((char *)pCmdData + sizeof(effect_param_t)),
// *replySize,
// *(int16_t *)((char *)pCmdData + sizeof(effect_param_t) +sizeof(int32_t)));
if (pCmdData == NULL ||
cmdSize < (sizeof(effect_param_t) + sizeof(int32_t)) ||
pReplyData == NULL || replySize == NULL ||
*replySize != sizeof(int32_t)) {
ALOGV("\tLVM_ERROR : Volume_command cmdCode Case: "
"EFFECT_CMD_SET_PARAM: ERROR");
return -EINVAL;
}
effect_param_t *p = (effect_param_t *) pCmdData;
*(int *)pReplyData = android::Volume_setParameter(pContext,
(void *)p->data,
p->data + p->psize);
}
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_SET_PARAM end");
} break;
case EFFECT_CMD_ENABLE:
ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_ENABLE start");
if (pReplyData == NULL || replySize == NULL || *replySize != sizeof(int)) {
ALOGV("\tLVM_ERROR : Effect_command cmdCode Case: EFFECT_CMD_ENABLE: ERROR");
return -EINVAL;
}
*(int *)pReplyData = android::Effect_setEnabled(pContext, LVM_TRUE);
break;
case EFFECT_CMD_DISABLE:
//ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_DISABLE start");
if (pReplyData == NULL || replySize == NULL || *replySize != sizeof(int)) {
ALOGV("\tLVM_ERROR : Effect_command cmdCode Case: EFFECT_CMD_DISABLE: ERROR");
return -EINVAL;
}
*(int *)pReplyData = android::Effect_setEnabled(pContext, LVM_FALSE);
break;
case EFFECT_CMD_SET_DEVICE:
{
ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_SET_DEVICE start");
if (pCmdData == NULL){
ALOGV("\tLVM_ERROR : Effect_command cmdCode Case: EFFECT_CMD_SET_DEVICE: ERROR");
return -EINVAL;
}
uint32_t device = *(uint32_t *)pCmdData;
pContext->pBundledContext->nOutputDevice = (audio_devices_t) device;
if (pContext->EffectType == LVM_BASS_BOOST) {
if((device == AUDIO_DEVICE_OUT_SPEAKER) ||
(device == AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT) ||
(device == AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER)){
ALOGV("\tEFFECT_CMD_SET_DEVICE device is invalid for LVM_BASS_BOOST %d",
*(int32_t *)pCmdData);
ALOGV("\tEFFECT_CMD_SET_DEVICE temporary disable LVM_BAS_BOOST");
// If a device doesnt support bassboost the effect must be temporarily disabled
// the effect must still report its original state as this can only be changed
// by the ENABLE/DISABLE command
if (pContext->pBundledContext->bBassEnabled == LVM_TRUE) {
ALOGV("\tEFFECT_CMD_SET_DEVICE disable LVM_BASS_BOOST %d",
*(int32_t *)pCmdData);
android::LvmEffect_disable(pContext);
}
pContext->pBundledContext->bBassTempDisabled = LVM_TRUE;
} else {
ALOGV("\tEFFECT_CMD_SET_DEVICE device is valid for LVM_BASS_BOOST %d",
*(int32_t *)pCmdData);
// If a device supports bassboost and the effect has been temporarily disabled
// previously then re-enable it
if (pContext->pBundledContext->bBassEnabled == LVM_TRUE) {
ALOGV("\tEFFECT_CMD_SET_DEVICE re-enable LVM_BASS_BOOST %d",
*(int32_t *)pCmdData);
android::LvmEffect_enable(pContext);
}
pContext->pBundledContext->bBassTempDisabled = LVM_FALSE;
}
}
if (pContext->EffectType == LVM_VIRTUALIZER) {
if (pContext->pBundledContext->nVirtualizerForcedDevice == AUDIO_DEVICE_NONE) {
// default case unless configuration is forced
if (android::VirtualizerIsDeviceSupported(device) != 0) {
ALOGV("\tEFFECT_CMD_SET_DEVICE device is invalid for LVM_VIRTUALIZER %d",
*(int32_t *)pCmdData);
ALOGV("\tEFFECT_CMD_SET_DEVICE temporary disable LVM_VIRTUALIZER");
//If a device doesnt support virtualizer the effect must be temporarily
// disabled the effect must still report its original state as this can
// only be changed by the ENABLE/DISABLE command
if (pContext->pBundledContext->bVirtualizerEnabled == LVM_TRUE) {
ALOGV("\tEFFECT_CMD_SET_DEVICE disable LVM_VIRTUALIZER %d",
*(int32_t *)pCmdData);
android::LvmEffect_disable(pContext);
}
pContext->pBundledContext->bVirtualizerTempDisabled = LVM_TRUE;
} else {
ALOGV("\tEFFECT_CMD_SET_DEVICE device is valid for LVM_VIRTUALIZER %d",
*(int32_t *)pCmdData);
// If a device supports virtualizer and the effect has been temporarily
// disabled previously then re-enable it
if(pContext->pBundledContext->bVirtualizerEnabled == LVM_TRUE){
ALOGV("\tEFFECT_CMD_SET_DEVICE re-enable LVM_VIRTUALIZER %d",
*(int32_t *)pCmdData);
android::LvmEffect_enable(pContext);
}
pContext->pBundledContext->bVirtualizerTempDisabled = LVM_FALSE;
}
} // else virtualization mode is forced to a certain device, nothing to do
}
ALOGV("\tEffect_command cmdCode Case: EFFECT_CMD_SET_DEVICE end");
break;
}
case EFFECT_CMD_SET_VOLUME:
{
uint32_t leftVolume, rightVolume;
int16_t leftdB, rightdB;
int16_t maxdB, pandB;
int32_t vol_ret[2] = {1<<24,1<<24}; // Apply no volume
LVM_ControlParams_t ActiveParams; /* Current control Parameters */
LVM_ReturnStatus_en LvmStatus=LVM_SUCCESS; /* Function call status */
// if pReplyData is NULL, VOL_CTRL is delegated to another effect
if(pReplyData == LVM_NULL){
break;
}
if (pCmdData == NULL || cmdSize != 2 * sizeof(uint32_t) || pReplyData == NULL ||
replySize == NULL || *replySize < 2*sizeof(int32_t)) {
ALOGV("\tLVM_ERROR : Effect_command cmdCode Case: "
"EFFECT_CMD_SET_VOLUME: ERROR");
return -EINVAL;
}
leftVolume = ((*(uint32_t *)pCmdData));
rightVolume = ((*((uint32_t *)pCmdData + 1)));
if(leftVolume == 0x1000000){
leftVolume -= 1;
}
if(rightVolume == 0x1000000){
rightVolume -= 1;
}
// Convert volume to dB
leftdB = android::LVC_Convert_VolToDb(leftVolume);
rightdB = android::LVC_Convert_VolToDb(rightVolume);
pandB = rightdB - leftdB;
// Calculate max volume in dB
maxdB = leftdB;
if(rightdB > maxdB){
maxdB = rightdB;
}
//ALOGV("\tEFFECT_CMD_SET_VOLUME Session: %d, SessionID: %d VOLUME is %d dB (%d), "
// "effect is %d",
//pContext->pBundledContext->SessionNo, pContext->pBundledContext->SessionId,
//(int32_t)maxdB, maxVol<<7, pContext->EffectType);
//ALOGV("\tEFFECT_CMD_SET_VOLUME: Left is %d, Right is %d", leftVolume, rightVolume);
//ALOGV("\tEFFECT_CMD_SET_VOLUME: Left %ddB, Right %ddB, Position %ddB",
// leftdB, rightdB, pandB);
memcpy(pReplyData, vol_ret, sizeof(int32_t)*2);
android::VolumeSetVolumeLevel(pContext, (int16_t)(maxdB*100));
/* Get the current settings */
LvmStatus =LVM_GetControlParameters(pContext->pBundledContext->hInstance,&ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_GetControlParameters", "VolumeSetStereoPosition")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
/* Volume parameters */
ActiveParams.VC_Balance = pandB;
ALOGV("\t\tVolumeSetStereoPosition() (-96dB -> +96dB)-> %d\n", ActiveParams.VC_Balance );
/* Activate the initial settings */
LvmStatus =LVM_SetControlParameters(pContext->pBundledContext->hInstance,&ActiveParams);
LVM_ERROR_CHECK(LvmStatus, "LVM_SetControlParameters", "VolumeSetStereoPosition")
if(LvmStatus != LVM_SUCCESS) return -EINVAL;
break;
}
case EFFECT_CMD_SET_AUDIO_MODE:
break;
default:
return -EINVAL;
}
//ALOGV("\tEffect_command end...\n\n");
return 0;
} /* end Effect_command */
/* Effect Control Interface Implementation: get_descriptor */
int Effect_getDescriptor(effect_handle_t self,
effect_descriptor_t *pDescriptor)
{
EffectContext * pContext = (EffectContext *) self;
const effect_descriptor_t *desc;
if (pContext == NULL || pDescriptor == NULL) {
ALOGV("Effect_getDescriptor() invalid param");
return -EINVAL;
}
switch(pContext->EffectType) {
case LVM_BASS_BOOST:
desc = &android::gBassBoostDescriptor;
break;
case LVM_VIRTUALIZER:
desc = &android::gVirtualizerDescriptor;
break;
case LVM_EQUALIZER:
desc = &android::gEqualizerDescriptor;
break;
case LVM_VOLUME:
desc = &android::gVolumeDescriptor;
break;
default:
return -EINVAL;
}
*pDescriptor = *desc;
return 0;
} /* end Effect_getDescriptor */
// effect_handle_t interface implementation for effect
const struct effect_interface_s gLvmEffectInterface = {
Effect_process,
Effect_command,
Effect_getDescriptor,
NULL,
}; /* end gLvmEffectInterface */
// This is the only symbol that needs to be exported
__attribute__ ((visibility ("default")))
audio_effect_library_t AUDIO_EFFECT_LIBRARY_INFO_SYM = {
.tag = AUDIO_EFFECT_LIBRARY_TAG,
.version = EFFECT_LIBRARY_API_VERSION,
.name = "Effect Bundle Library",
.implementor = "NXP Software Ltd.",
.create_effect = android::EffectCreate,
.release_effect = android::EffectRelease,
.get_descriptor = android::EffectGetDescriptor,
};
}