blob: 0b883f138f42c2a9ede0011dd33ee0cb7e3c3f16 [file] [log] [blame]
/*
* Copyright (C) 2018 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 "EffectDP"
//#define LOG_NDEBUG 0
#include <assert.h>
#include <math.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <new>
#include <log/log.h>
#include <audio_effects/effect_dynamicsprocessing.h>
#include <dsp/DPBase.h>
#include <dsp/DPFrequency.h>
//#define VERY_VERY_VERBOSE_LOGGING
#ifdef VERY_VERY_VERBOSE_LOGGING
#define ALOGVV ALOGV
#else
#define ALOGVV(a...) do { } while (false)
#endif
// union to hold command values
using value_t = union {
int32_t i;
float f;
};
// effect_handle_t interface implementation for DP effect
extern const struct effect_interface_s gDPInterface;
// AOSP Dynamics Processing UUID: e0e6539b-1781-7261-676f-6d7573696340
const effect_descriptor_t gDPDescriptor = {
{0x7261676f, 0x6d75, 0x7369, 0x6364, {0x28, 0xe2, 0xfd, 0x3a, 0xc3, 0x9e}}, // type
{0xe0e6539b, 0x1781, 0x7261, 0x676f, {0x6d, 0x75, 0x73, 0x69, 0x63, 0x40}}, // uuid
EFFECT_CONTROL_API_VERSION,
(EFFECT_FLAG_TYPE_INSERT | EFFECT_FLAG_INSERT_LAST | EFFECT_FLAG_VOLUME_CTRL),
0, // TODO
1,
"Dynamics Processing",
"The Android Open Source Project",
};
enum dp_state_e {
DYNAMICS_PROCESSING_STATE_UNINITIALIZED,
DYNAMICS_PROCESSING_STATE_INITIALIZED,
DYNAMICS_PROCESSING_STATE_ACTIVE,
};
struct DynamicsProcessingContext {
const struct effect_interface_s *mItfe;
effect_config_t mConfig;
uint8_t mState;
dp_fx::DPBase * mPDynamics; //the effect (or current effect)
int32_t mCurrentVariant;
float mPreferredFrameDuration;
};
// The value offset of an effect parameter is computed by rounding up
// the parameter size to the next 32 bit alignment.
static inline uint32_t computeParamVOffset(const effect_param_t *p) {
return ((p->psize + sizeof(int32_t) - 1) / sizeof(int32_t)) *
sizeof(int32_t);
}
//--- local function prototypes
int DP_setParameter(DynamicsProcessingContext *pContext,
uint32_t paramSize,
void *pParam,
uint32_t valueSize,
void *pValue);
int DP_getParameter(DynamicsProcessingContext *pContext,
uint32_t paramSize,
void *pParam,
uint32_t *pValueSize,
void *pValue);
int DP_getParameterCmdSize(uint32_t paramSize,
void *pParam);
void DP_expectedParamValueSizes(uint32_t paramSize,
void *pParam,
bool isSet,
uint32_t *pCmdSize,
uint32_t *pValueSize);
//
//--- Local functions (not directly used by effect interface)
//
void DP_reset(DynamicsProcessingContext *pContext)
{
ALOGV("> DP_reset(%p)", pContext);
if (pContext->mPDynamics != NULL) {
pContext->mPDynamics->reset();
} else {
ALOGE("DP_reset(%p): null DynamicsProcessing", pContext);
}
}
//----------------------------------------------------------------------------
// DP_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 DP_setConfig(DynamicsProcessingContext *pContext, effect_config_t *pConfig)
{
ALOGV("DP_setConfig(%p)", pContext);
if (pConfig->inputCfg.samplingRate != pConfig->outputCfg.samplingRate) return -EINVAL;
if (pConfig->inputCfg.channels != pConfig->outputCfg.channels) return -EINVAL;
if (pConfig->inputCfg.format != pConfig->outputCfg.format) return -EINVAL;
if (pConfig->outputCfg.accessMode != EFFECT_BUFFER_ACCESS_WRITE &&
pConfig->outputCfg.accessMode != EFFECT_BUFFER_ACCESS_ACCUMULATE) return -EINVAL;
if (pConfig->inputCfg.format != AUDIO_FORMAT_PCM_FLOAT) return -EINVAL;
pContext->mConfig = *pConfig;
DP_reset(pContext);
return 0;
}
//----------------------------------------------------------------------------
// DP_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 DP_getConfig(DynamicsProcessingContext *pContext, effect_config_t *pConfig)
{
*pConfig = pContext->mConfig;
}
//----------------------------------------------------------------------------
// DP_init()
//----------------------------------------------------------------------------
// Purpose: Initialize engine with default configuration.
//
// Inputs:
// pContext: effect engine context
//
// Outputs:
//
//----------------------------------------------------------------------------
int DP_init(DynamicsProcessingContext *pContext)
{
ALOGV("DP_init(%p)", pContext);
pContext->mItfe = &gDPInterface;
pContext->mPDynamics = NULL;
pContext->mState = DYNAMICS_PROCESSING_STATE_UNINITIALIZED;
pContext->mConfig.inputCfg.accessMode = EFFECT_BUFFER_ACCESS_READ;
pContext->mConfig.inputCfg.channels = AUDIO_CHANNEL_OUT_STEREO;
pContext->mConfig.inputCfg.format = AUDIO_FORMAT_PCM_FLOAT;
pContext->mConfig.inputCfg.samplingRate = 48000;
pContext->mConfig.inputCfg.bufferProvider.getBuffer = NULL;
pContext->mConfig.inputCfg.bufferProvider.releaseBuffer = NULL;
pContext->mConfig.inputCfg.bufferProvider.cookie = NULL;
pContext->mConfig.inputCfg.mask = EFFECT_CONFIG_ALL;
pContext->mConfig.outputCfg.accessMode = EFFECT_BUFFER_ACCESS_ACCUMULATE;
pContext->mConfig.outputCfg.channels = AUDIO_CHANNEL_OUT_STEREO;
pContext->mConfig.outputCfg.format = AUDIO_FORMAT_PCM_FLOAT;
pContext->mConfig.outputCfg.samplingRate = 48000;
pContext->mConfig.outputCfg.bufferProvider.getBuffer = NULL;
pContext->mConfig.outputCfg.bufferProvider.releaseBuffer = NULL;
pContext->mConfig.outputCfg.bufferProvider.cookie = NULL;
pContext->mConfig.outputCfg.mask = EFFECT_CONFIG_ALL;
pContext->mCurrentVariant = -1; //none
pContext->mPreferredFrameDuration = 0; //none
DP_setConfig(pContext, &pContext->mConfig);
pContext->mState = DYNAMICS_PROCESSING_STATE_INITIALIZED;
return 0;
}
void DP_changeVariant(DynamicsProcessingContext *pContext, int newVariant) {
ALOGV("DP_changeVariant from %d to %d", pContext->mCurrentVariant, newVariant);
switch(newVariant) {
case VARIANT_FAVOR_FREQUENCY_RESOLUTION: {
pContext->mCurrentVariant = VARIANT_FAVOR_FREQUENCY_RESOLUTION;
delete pContext->mPDynamics;
pContext->mPDynamics = new dp_fx::DPFrequency();
break;
}
default: {
ALOGW("DynamicsProcessing variant %d not available for creation", newVariant);
break;
}
} //switch
}
static inline bool isPowerOf2(unsigned long n) {
return (n & (n - 1)) == 0;
}
void DP_configureVariant(DynamicsProcessingContext *pContext, int newVariant) {
ALOGV("DP_configureVariant %d", newVariant);
switch(newVariant) {
case VARIANT_FAVOR_FREQUENCY_RESOLUTION: {
int32_t minBlockSize = (int32_t)dp_fx::DPFrequency::getMinBockSize();
int32_t desiredBlock = pContext->mPreferredFrameDuration *
pContext->mConfig.inputCfg.samplingRate / 1000.0f;
int32_t currentBlock = desiredBlock;
ALOGV(" sampling rate: %d, desiredBlock size %0.2f (%d) samples",
pContext->mConfig.inputCfg.samplingRate, pContext->mPreferredFrameDuration,
desiredBlock);
if (desiredBlock < minBlockSize) {
currentBlock = minBlockSize;
} else if (!isPowerOf2(desiredBlock)) {
//find next highest power of 2.
currentBlock = 1 << (32 - __builtin_clz(desiredBlock));
}
((dp_fx::DPFrequency*)pContext->mPDynamics)->configure(currentBlock,
currentBlock/2,
pContext->mConfig.inputCfg.samplingRate);
break;
}
default: {
ALOGE("DynamicsProcessing variant %d not available to configure", newVariant);
break;
}
}
}
//
//--- Effect Library Interface Implementation
//
int DPLib_Release(effect_handle_t handle) {
DynamicsProcessingContext * pContext = (DynamicsProcessingContext *)handle;
ALOGV("DPLib_Release %p", handle);
if (pContext == NULL) {
return -EINVAL;
}
delete pContext->mPDynamics;
delete pContext;
return 0;
}
int DPLib_Create(const effect_uuid_t *uuid,
int32_t sessionId __unused,
int32_t ioId __unused,
effect_handle_t *pHandle) {
ALOGV("DPLib_Create()");
if (pHandle == NULL || uuid == NULL) {
return -EINVAL;
}
if (memcmp(uuid, &gDPDescriptor.uuid, sizeof(*uuid)) != 0) {
return -EINVAL;
}
DynamicsProcessingContext *pContext = new DynamicsProcessingContext;
*pHandle = (effect_handle_t)pContext;
int ret = DP_init(pContext);
if (ret < 0) {
ALOGW("DPLib_Create() init failed");
DPLib_Release(*pHandle);
return ret;
}
ALOGV("DPLib_Create context is %p", pContext);
return 0;
}
int DPLib_GetDescriptor(const effect_uuid_t *uuid,
effect_descriptor_t *pDescriptor) {
if (pDescriptor == NULL || uuid == NULL){
ALOGE("DPLib_GetDescriptor() called with NULL pointer");
return -EINVAL;
}
if (memcmp(uuid, &gDPDescriptor.uuid, sizeof(*uuid)) == 0) {
*pDescriptor = gDPDescriptor;
return 0;
}
return -EINVAL;
} /* end DPLib_GetDescriptor */
//
//--- Effect Control Interface Implementation
//
int DP_process(effect_handle_t self, audio_buffer_t *inBuffer,
audio_buffer_t *outBuffer) {
DynamicsProcessingContext * pContext = (DynamicsProcessingContext *)self;
if (pContext == NULL) {
ALOGE("DP_process() called with NULL context");
return -EINVAL;
}
if (inBuffer == NULL || inBuffer->raw == NULL ||
outBuffer == NULL || outBuffer->raw == NULL ||
inBuffer->frameCount != outBuffer->frameCount ||
inBuffer->frameCount == 0) {
ALOGE("inBuffer or outBuffer are NULL or have problems with frame count");
return -EINVAL;
}
if (pContext->mState != DYNAMICS_PROCESSING_STATE_ACTIVE) {
ALOGE("mState is not DYNAMICS_PROCESSING_STATE_ACTIVE. Current mState %d",
pContext->mState);
return -ENODATA;
}
//if dynamics exist...
if (pContext->mPDynamics != NULL) {
int32_t channelCount = (int32_t)audio_channel_count_from_out_mask(
pContext->mConfig.inputCfg.channels);
pContext->mPDynamics->processSamples(inBuffer->f32, inBuffer->f32,
inBuffer->frameCount * channelCount);
if (inBuffer->raw != outBuffer->raw) {
if (pContext->mConfig.outputCfg.accessMode == EFFECT_BUFFER_ACCESS_ACCUMULATE) {
for (size_t i = 0; i < outBuffer->frameCount * channelCount; i++) {
outBuffer->f32[i] += inBuffer->f32[i];
}
} else {
memcpy(outBuffer->raw, inBuffer->raw,
outBuffer->frameCount * channelCount * sizeof(float));
}
}
} else {
//do nothing. no effect created yet. warning.
ALOGW("Warning: no DynamicsProcessing engine available");
return -EINVAL;
}
return 0;
}
//helper function
bool DP_checkSizesInt(uint32_t paramSize, uint32_t valueSize, uint32_t expectedParams,
uint32_t expectedValues) {
if (paramSize < expectedParams * sizeof(int32_t)) {
ALOGE("Invalid paramSize: %u expected %u", paramSize,
(uint32_t)(expectedParams * sizeof(int32_t)));
return false;
}
if (valueSize < expectedValues * sizeof(int32_t)) {
ALOGE("Invalid valueSize %u expected %u", valueSize,
(uint32_t)(expectedValues * sizeof(int32_t)));
return false;
}
return true;
}
static dp_fx::DPChannel* DP_getChannel(DynamicsProcessingContext *pContext,
int32_t channel) {
if (pContext->mPDynamics == NULL) {
return NULL;
}
dp_fx::DPChannel *pChannel = pContext->mPDynamics->getChannel(channel);
ALOGE_IF(pChannel == NULL, "DPChannel NULL. invalid channel %d", channel);
return pChannel;
}
static dp_fx::DPEq* DP_getEq(DynamicsProcessingContext *pContext, int32_t channel,
int32_t eqType) {
dp_fx::DPChannel *pChannel = DP_getChannel(pContext, channel);
if (pChannel == NULL) {
return NULL;
}
dp_fx::DPEq *pEq = (eqType == DP_PARAM_PRE_EQ ? pChannel->getPreEq() :
(eqType == DP_PARAM_POST_EQ ? pChannel->getPostEq() : NULL));
ALOGE_IF(pEq == NULL,"DPEq NULL invalid eq");
return pEq;
}
static dp_fx::DPEqBand* DP_getEqBand(DynamicsProcessingContext *pContext, int32_t channel,
int32_t eqType, int32_t band) {
dp_fx::DPEq *pEq = DP_getEq(pContext, channel, eqType);
if (pEq == NULL) {
return NULL;
}
dp_fx::DPEqBand *pEqBand = pEq->getBand(band);
ALOGE_IF(pEqBand == NULL, "DPEqBand NULL. invalid band %d", band);
return pEqBand;
}
static dp_fx::DPMbc* DP_getMbc(DynamicsProcessingContext *pContext, int32_t channel) {
dp_fx::DPChannel * pChannel = DP_getChannel(pContext, channel);
if (pChannel == NULL) {
return NULL;
}
dp_fx::DPMbc *pMbc = pChannel->getMbc();
ALOGE_IF(pMbc == NULL, "DPMbc NULL invalid MBC");
return pMbc;
}
static dp_fx::DPMbcBand* DP_getMbcBand(DynamicsProcessingContext *pContext, int32_t channel,
int32_t band) {
dp_fx::DPMbc *pMbc = DP_getMbc(pContext, channel);
if (pMbc == NULL) {
return NULL;
}
dp_fx::DPMbcBand *pMbcBand = pMbc->getBand(band);
ALOGE_IF(pMbcBand == NULL, "pMbcBand NULL. invalid band %d", band);
return pMbcBand;
}
int DP_command(effect_handle_t self, uint32_t cmdCode, uint32_t cmdSize,
void *pCmdData, uint32_t *replySize, void *pReplyData) {
DynamicsProcessingContext * pContext = (DynamicsProcessingContext *)self;
if (pContext == NULL || pContext->mState == DYNAMICS_PROCESSING_STATE_UNINITIALIZED) {
ALOGE("DP_command() called with NULL context or uninitialized state.");
return -EINVAL;
}
ALOGV("DP_command command %d cmdSize %d",cmdCode, cmdSize);
switch (cmdCode) {
case EFFECT_CMD_INIT:
if (pReplyData == NULL || *replySize != sizeof(int)) {
ALOGE("EFFECT_CMD_INIT wrong replyData or repySize");
return -EINVAL;
}
*(int *) pReplyData = DP_init(pContext);
break;
case EFFECT_CMD_SET_CONFIG:
if (pCmdData == NULL || cmdSize != sizeof(effect_config_t)
|| pReplyData == NULL || replySize == NULL || *replySize != sizeof(int)) {
ALOGE("EFFECT_CMD_SET_CONFIG error with pCmdData, cmdSize, pReplyData or replySize");
return -EINVAL;
}
*(int *) pReplyData = DP_setConfig(pContext,
(effect_config_t *) pCmdData);
break;
case EFFECT_CMD_GET_CONFIG:
if (pReplyData == NULL ||
*replySize != sizeof(effect_config_t)) {
ALOGE("EFFECT_CMD_GET_CONFIG wrong replyData or repySize");
return -EINVAL;
}
DP_getConfig(pContext, (effect_config_t *)pReplyData);
break;
case EFFECT_CMD_RESET:
DP_reset(pContext);
break;
case EFFECT_CMD_ENABLE:
if (pReplyData == NULL || replySize == NULL || *replySize != sizeof(int)) {
ALOGE("EFFECT_CMD_ENABLE wrong replyData or repySize");
return -EINVAL;
}
if (pContext->mState != DYNAMICS_PROCESSING_STATE_INITIALIZED) {
ALOGE("EFFECT_CMD_ENABLE state not initialized");
*(int *)pReplyData = -ENOSYS;
} else {
pContext->mState = DYNAMICS_PROCESSING_STATE_ACTIVE;
ALOGV("EFFECT_CMD_ENABLE() OK");
*(int *)pReplyData = 0;
}
break;
case EFFECT_CMD_DISABLE:
if (pReplyData == NULL || replySize == NULL || *replySize != sizeof(int)) {
ALOGE("EFFECT_CMD_DISABLE wrong replyData or repySize");
return -EINVAL;
}
if (pContext->mState != DYNAMICS_PROCESSING_STATE_ACTIVE) {
ALOGE("EFFECT_CMD_DISABLE state not active");
*(int *)pReplyData = -ENOSYS;
} else {
pContext->mState = DYNAMICS_PROCESSING_STATE_INITIALIZED;
ALOGV("EFFECT_CMD_DISABLE() OK");
*(int *)pReplyData = 0;
}
break;
case EFFECT_CMD_GET_PARAM: {
if (pCmdData == NULL || pReplyData == NULL || replySize == NULL) {
ALOGE("null pCmdData or pReplyData or replySize");
return -EINVAL;
}
effect_param_t *pEffectParam = (effect_param_t *) pCmdData;
uint32_t expectedCmdSize = DP_getParameterCmdSize(pEffectParam->psize,
pEffectParam->data);
if (cmdSize != expectedCmdSize || *replySize < expectedCmdSize) {
ALOGE("error cmdSize: %d, expetedCmdSize: %d, replySize: %d",
cmdSize, expectedCmdSize, *replySize);
return -EINVAL;
}
ALOGVV("DP_command expectedCmdSize: %d", expectedCmdSize);
memcpy(pReplyData, pCmdData, expectedCmdSize);
effect_param_t *p = (effect_param_t *)pReplyData;
uint32_t voffset = computeParamVOffset(p);
p->status = DP_getParameter(pContext,
p->psize,
p->data,
&p->vsize,
p->data + voffset);
*replySize = sizeof(effect_param_t) + voffset + p->vsize;
ALOGVV("DP_command replysize %u, status %d" , *replySize, p->status);
break;
}
case EFFECT_CMD_SET_PARAM: {
if (pCmdData == NULL ||
cmdSize < (sizeof(effect_param_t) + sizeof(int32_t) + sizeof(int32_t)) ||
pReplyData == NULL || replySize == NULL || *replySize != sizeof(int32_t)) {
ALOGE("\tLVM_ERROR : DynamicsProcessing cmdCode Case: "
"EFFECT_CMD_SET_PARAM: ERROR");
return -EINVAL;
}
effect_param_t * const p = (effect_param_t *) pCmdData;
const uint32_t voffset = computeParamVOffset(p);
*(int *)pReplyData = DP_setParameter(pContext,
p->psize,
(void *)p->data,
p->vsize,
p->data + voffset);
break;
}
case EFFECT_CMD_SET_VOLUME: {
ALOGV("EFFECT_CMD_SET_VOLUME");
// if pReplyData is NULL, VOL_CTRL is delegated to another effect
if (pReplyData == NULL || replySize == NULL || *replySize < ((int)sizeof(int32_t) * 2)) {
ALOGV("no VOLUME data to return");
break;
}
if (pCmdData == NULL || cmdSize < ((int)sizeof(uint32_t) * 2)) {
ALOGE("\tLVM_ERROR : DynamicsProcessing EFFECT_CMD_SET_VOLUME ERROR");
return -EINVAL;
}
const int32_t unityGain = 1 << 24;
//channel count
int32_t channelCount = (int32_t)audio_channel_count_from_out_mask(
pContext->mConfig.inputCfg.channels);
for (int32_t ch = 0; ch < channelCount; ch++) {
dp_fx::DPChannel * pChannel = DP_getChannel(pContext, ch);
if (pChannel == NULL) {
ALOGE("%s EFFECT_CMD_SET_VOLUME invalid channel %d", __func__, ch);
return -EINVAL;
break;
}
int32_t offset = ch;
if (ch > 1) {
// FIXME: limited to 2 unique channels. If more channels present, use value for
// first channel
offset = 0;
}
const float gain = (float)*((uint32_t *)pCmdData + offset) / unityGain;
const float gainDb = linearToDb(gain);
ALOGVV("%s EFFECT_CMD_SET_VOLUME channel %d, engine outputlevel %f (%0.2f dB)",
__func__, ch, gain, gainDb);
pChannel->setOutputGain(gainDb);
}
const int32_t volRet[2] = {unityGain, unityGain}; // Apply no volume before effect.
memcpy(pReplyData, volRet, sizeof(volRet));
break;
}
case EFFECT_CMD_SET_DEVICE:
case EFFECT_CMD_SET_AUDIO_MODE:
break;
default:
ALOGW("DP_command invalid command %d",cmdCode);
return -EINVAL;
}
return 0;
}
//register expected cmd size
int DP_getParameterCmdSize(uint32_t paramSize,
void *pParam) {
if (paramSize < sizeof(int32_t)) {
return 0;
}
int32_t param = *(int32_t*)pParam;
switch(param) {
case DP_PARAM_GET_CHANNEL_COUNT: //paramcmd
case DP_PARAM_ENGINE_ARCHITECTURE:
//effect + param
return (int)(sizeof(effect_param_t) + sizeof(uint32_t));
case DP_PARAM_INPUT_GAIN: //paramcmd + param
case DP_PARAM_LIMITER:
case DP_PARAM_PRE_EQ:
case DP_PARAM_POST_EQ:
case DP_PARAM_MBC:
//effect + param
return (int)(sizeof(effect_param_t) + 2 * sizeof(uint32_t));
case DP_PARAM_PRE_EQ_BAND:
case DP_PARAM_POST_EQ_BAND:
case DP_PARAM_MBC_BAND:
return (int)(sizeof(effect_param_t) + 3 * sizeof(uint32_t));
}
return 0;
}
int DP_getParameter(DynamicsProcessingContext *pContext,
uint32_t paramSize,
void *pParam,
uint32_t *pValueSize,
void *pValue) {
int status = 0;
int32_t *params = (int32_t *)pParam;
static_assert(sizeof(float) == sizeof(int32_t) && sizeof(float) == sizeof(value_t) &&
alignof(float) == alignof(int32_t) && alignof(float) == alignof(value_t),
"Size/alignment mismatch for float/int32_t/value_t");
value_t *values = reinterpret_cast<value_t*>(pValue);
ALOGVV("%s start", __func__);
#ifdef VERY_VERY_VERBOSE_LOGGING
for (size_t i = 0; i < paramSize/sizeof(int32_t); i++) {
ALOGVV("Param[%zu] %d", i, params[i]);
}
#endif
if (paramSize < sizeof(int32_t)) {
ALOGE("%s invalid paramSize: %u", __func__, paramSize);
return -EINVAL;
}
const int32_t command = params[0];
switch (command) {
case DP_PARAM_GET_CHANNEL_COUNT: {
if (!DP_checkSizesInt(paramSize,*pValueSize, 1 /*params*/, 1 /*values*/)) {
ALOGE("%s DP_PARAM_GET_CHANNEL_COUNT (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
*pValueSize = sizeof(uint32_t);
*(uint32_t *)pValue = (uint32_t)audio_channel_count_from_out_mask(
pContext->mConfig.inputCfg.channels);
ALOGVV("%s DP_PARAM_GET_CHANNEL_COUNT channels %d", __func__, *(int32_t *)pValue);
break;
}
case DP_PARAM_ENGINE_ARCHITECTURE: {
ALOGVV("engine architecture paramsize: %d valuesize %d",paramSize, *pValueSize);
if (!DP_checkSizesInt(paramSize, *pValueSize, 1 /*params*/, 9 /*values*/)) {
ALOGE("%s DP_PARAM_ENGINE_ARCHITECTURE (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
// Number[] params = { PARAM_ENGINE_ARCHITECTURE };
// Number[] values = { 0 /*0 variant */,
// 0.0f /* 1 preferredFrameDuration */,
// 0 /*2 preEqInUse */,
// 0 /*3 preEqBandCount */,
// 0 /*4 mbcInUse */,
// 0 /*5 mbcBandCount*/,
// 0 /*6 postEqInUse */,
// 0 /*7 postEqBandCount */,
// 0 /*8 limiterInUse */};
if (pContext->mPDynamics == NULL) {
ALOGE("%s DP_PARAM_ENGINE_ARCHITECTURE error mPDynamics is NULL", __func__);
status = -EINVAL;
break;
}
values[0].i = pContext->mCurrentVariant;
values[1].f = pContext->mPreferredFrameDuration;
values[2].i = pContext->mPDynamics->isPreEQInUse();
values[3].i = pContext->mPDynamics->getPreEqBandCount();
values[4].i = pContext->mPDynamics->isMbcInUse();
values[5].i = pContext->mPDynamics->getMbcBandCount();
values[6].i = pContext->mPDynamics->isPostEqInUse();
values[7].i = pContext->mPDynamics->getPostEqBandCount();
values[8].i = pContext->mPDynamics->isLimiterInUse();
*pValueSize = sizeof(value_t) * 9;
ALOGVV(" variant %d, preferredFrameDuration: %f, preEqInuse %d, bands %d, mbcinuse %d,"
"mbcbands %d, posteqInUse %d, bands %d, limiterinuse %d",
values[0].i, values[1].f, values[2].i, values[3].i, values[4].i, values[5].i,
values[6].i, values[7].i, values[8].i);
break;
}
case DP_PARAM_INPUT_GAIN: {
ALOGVV("engine get PARAM_INPUT_GAIN paramsize: %d valuesize %d",paramSize, *pValueSize);
if (!DP_checkSizesInt(paramSize, *pValueSize, 2 /*params*/, 1 /*values*/)) {
ALOGE("%s get PARAM_INPUT_GAIN invalid sizes.", __func__);
status = -EINVAL;
break;
}
const int32_t channel = params[1];
dp_fx::DPChannel * pChannel = DP_getChannel(pContext, channel);
if (pChannel == NULL) {
ALOGE("%s get PARAM_INPUT_GAIN invalid channel %d", __func__, channel);
status = -EINVAL;
break;
}
values[0].f = pChannel->getInputGain();
*pValueSize = sizeof(value_t) * 1;
ALOGVV(" channel: %d, input gain %f\n", channel, values[0].f);
break;
}
case DP_PARAM_PRE_EQ:
case DP_PARAM_POST_EQ: {
ALOGVV("engine get PARAM_*_EQ paramsize: %d valuesize %d",paramSize, *pValueSize);
if (!DP_checkSizesInt(paramSize, *pValueSize, 2 /*params*/, 3 /*values*/)) {
ALOGE("%s get PARAM_*_EQ (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
// Number[] params = {paramSet == PARAM_PRE_EQ ? PARAM_PRE_EQ : PARAM_POST_EQ,
// channelIndex};
// Number[] values = {0 /*0 in use */,
// 0 /*1 enabled*/,
// 0 /*2 band count */};
const int32_t channel = params[1];
dp_fx::DPEq *pEq = DP_getEq(pContext, channel, command);
if (pEq == NULL) {
ALOGE("%s get PARAM_*_EQ invalid eq", __func__);
status = -EINVAL;
break;
}
values[0].i = pEq->isInUse();
values[1].i = pEq->isEnabled();
values[2].i = pEq->getBandCount();
*pValueSize = sizeof(value_t) * 3;
ALOGVV(" %s channel: %d, inUse::%d, enabled:%d, bandCount:%d\n",
(command == DP_PARAM_PRE_EQ ? "preEq" : "postEq"), channel,
values[0].i, values[1].i, values[2].i);
break;
}
case DP_PARAM_PRE_EQ_BAND:
case DP_PARAM_POST_EQ_BAND: {
ALOGVV("engine get PARAM_*_EQ_BAND paramsize: %d valuesize %d",paramSize, *pValueSize);
if (!DP_checkSizesInt(paramSize, *pValueSize, 3 /*params*/, 3 /*values*/)) {
ALOGE("%s get PARAM_*_EQ_BAND (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
// Number[] params = {paramSet,
// channelIndex,
// bandIndex};
// Number[] values = {(eqBand.isEnabled() ? 1 : 0),
// eqBand.getCutoffFrequency(),
// eqBand.getGain()};
const int32_t channel = params[1];
const int32_t band = params[2];
int eqCommand = (command == DP_PARAM_PRE_EQ_BAND ? DP_PARAM_PRE_EQ :
(command == DP_PARAM_POST_EQ_BAND ? DP_PARAM_POST_EQ : -1));
dp_fx::DPEqBand *pEqBand = DP_getEqBand(pContext, channel, eqCommand, band);
if (pEqBand == NULL) {
ALOGE("%s get PARAM_*_EQ_BAND invalid channel %d or band %d", __func__, channel, band);
status = -EINVAL;
break;
}
values[0].i = pEqBand->isEnabled();
values[1].f = pEqBand->getCutoffFrequency();
values[2].f = pEqBand->getGain();
*pValueSize = sizeof(value_t) * 3;
ALOGVV("%s channel: %d, band::%d, enabled:%d, cutoffFrequency:%f, gain%f\n",
(command == DP_PARAM_PRE_EQ_BAND ? "preEqBand" : "postEqBand"), channel, band,
values[0].i, values[1].f, values[2].f);
break;
}
case DP_PARAM_MBC: {
ALOGVV("engine get PDP_PARAM_MBC paramsize: %d valuesize %d",paramSize, *pValueSize);
if (!DP_checkSizesInt(paramSize, *pValueSize, 2 /*params*/, 3 /*values*/)) {
ALOGE("%s get PDP_PARAM_MBC (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
// Number[] params = {PARAM_MBC,
// channelIndex};
// Number[] values = {0 /*0 in use */,
// 0 /*1 enabled*/,
// 0 /*2 band count */};
const int32_t channel = params[1];
dp_fx::DPMbc *pMbc = DP_getMbc(pContext, channel);
if (pMbc == NULL) {
ALOGE("%s get PDP_PARAM_MBC invalid MBC", __func__);
status = -EINVAL;
break;
}
values[0].i = pMbc->isInUse();
values[1].i = pMbc->isEnabled();
values[2].i = pMbc->getBandCount();
*pValueSize = sizeof(value_t) * 3;
ALOGVV("DP_PARAM_MBC channel: %d, inUse::%d, enabled:%d, bandCount:%d\n", channel,
values[0].i, values[1].i, values[2].i);
break;
}
case DP_PARAM_MBC_BAND: {
ALOGVV("engine get DP_PARAM_MBC_BAND paramsize: %d valuesize %d",paramSize, *pValueSize);
if (!DP_checkSizesInt(paramSize, *pValueSize, 3 /*params*/, 11 /*values*/)) {
ALOGE("%s get DP_PARAM_MBC_BAND (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
// Number[] params = {PARAM_MBC_BAND,
// channelIndex,
// bandIndex};
// Number[] values = {0 /*0 enabled */,
// 0.0f /*1 cutoffFrequency */,
// 0.0f /*2 AttackTime */,
// 0.0f /*3 ReleaseTime */,
// 0.0f /*4 Ratio */,
// 0.0f /*5 Threshold */,
// 0.0f /*6 KneeWidth */,
// 0.0f /*7 NoiseGateThreshold */,
// 0.0f /*8 ExpanderRatio */,
// 0.0f /*9 PreGain */,
// 0.0f /*10 PostGain*/};
const int32_t channel = params[1];
const int32_t band = params[2];
dp_fx::DPMbcBand *pMbcBand = DP_getMbcBand(pContext, channel, band);
if (pMbcBand == NULL) {
ALOGE("%s get PARAM_MBC_BAND invalid channel %d or band %d", __func__, channel, band);
status = -EINVAL;
break;
}
values[0].i = pMbcBand->isEnabled();
values[1].f = pMbcBand->getCutoffFrequency();
values[2].f = pMbcBand->getAttackTime();
values[3].f = pMbcBand->getReleaseTime();
values[4].f = pMbcBand->getRatio();
values[5].f = pMbcBand->getThreshold();
values[6].f = pMbcBand->getKneeWidth();
values[7].f = pMbcBand->getNoiseGateThreshold();
values[8].f = pMbcBand->getExpanderRatio();
values[9].f = pMbcBand->getPreGain();
values[10].f = pMbcBand->getPostGain();
*pValueSize = sizeof(value_t) * 11;
ALOGVV(" mbcBand channel: %d, band::%d, enabled:%d, cutoffFrequency:%f, attackTime:%f,"
"releaseTime:%f, ratio:%f, threshold:%f, kneeWidth:%f, noiseGateThreshold:%f,"
"expanderRatio:%f, preGain:%f, postGain:%f\n", channel, band, values[0].i,
values[1].f, values[2].f, values[3].f, values[4].f, values[5].f, values[6].f,
values[7].f, values[8].f, values[9].f, values[10].f);
break;
}
case DP_PARAM_LIMITER: {
ALOGVV("engine get DP_PARAM_LIMITER paramsize: %d valuesize %d",paramSize, *pValueSize);
if (!DP_checkSizesInt(paramSize, *pValueSize, 2 /*params*/, 8 /*values*/)) {
ALOGE("%s DP_PARAM_LIMITER (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
int32_t channel = params[1];
// Number[] values = {0 /*0 in use (int)*/,
// 0 /*1 enabled (int)*/,
// 0 /*2 link group (int)*/,
// 0.0f /*3 attack time (float)*/,
// 0.0f /*4 release time (float)*/,
// 0.0f /*5 ratio (float)*/,
// 0.0f /*6 threshold (float)*/,
// 0.0f /*7 post gain(float)*/};
dp_fx::DPChannel * pChannel = DP_getChannel(pContext, channel);
if (pChannel == NULL) {
ALOGE("%s DP_PARAM_LIMITER invalid channel %d", __func__, channel);
status = -EINVAL;
break;
}
dp_fx::DPLimiter *pLimiter = pChannel->getLimiter();
if (pLimiter == NULL) {
ALOGE("%s DP_PARAM_LIMITER null LIMITER", __func__);
status = -EINVAL;
break;
}
values[0].i = pLimiter->isInUse();
values[1].i = pLimiter->isEnabled();
values[2].i = pLimiter->getLinkGroup();
values[3].f = pLimiter->getAttackTime();
values[4].f = pLimiter->getReleaseTime();
values[5].f = pLimiter->getRatio();
values[6].f = pLimiter->getThreshold();
values[7].f = pLimiter->getPostGain();
*pValueSize = sizeof(value_t) * 8;
ALOGVV(" Limiter channel: %d, inUse::%d, enabled:%d, linkgroup:%d attackTime:%f,"
"releaseTime:%f, ratio:%f, threshold:%f, postGain:%f\n",
channel, values[0].i/*inUse*/, values[1].i/*enabled*/, values[2].i/*linkGroup*/,
values[3].f/*attackTime*/, values[4].f/*releaseTime*/,
values[5].f/*ratio*/, values[6].f/*threshold*/,
values[7].f/*postGain*/);
break;
}
default:
ALOGE("%s invalid param %d", __func__, params[0]);
status = -EINVAL;
break;
}
ALOGVV("%s end param: %d, status: %d", __func__, params[0], status);
return status;
} /* end DP_getParameter */
int DP_setParameter(DynamicsProcessingContext *pContext,
uint32_t paramSize,
void *pParam,
uint32_t valueSize,
void *pValue) {
int status = 0;
int32_t *params = (int32_t *)pParam;
static_assert(sizeof(float) == sizeof(int32_t) && sizeof(float) == sizeof(value_t) &&
alignof(float) == alignof(int32_t) && alignof(float) == alignof(value_t),
"Size/alignment mismatch for float/int32_t/value_t");
value_t *values = reinterpret_cast<value_t*>(pValue);
ALOGVV("%s start", __func__);
if (paramSize < sizeof(int32_t)) {
ALOGE("%s invalid paramSize: %u", __func__, paramSize);
return -EINVAL;
}
const int32_t command = params[0];
switch (command) {
case DP_PARAM_ENGINE_ARCHITECTURE: {
ALOGVV("engine architecture paramsize: %d valuesize %d",paramSize, valueSize);
if (!DP_checkSizesInt(paramSize, valueSize, 1 /*params*/, 9 /*values*/)) {
ALOGE("%s DP_PARAM_ENGINE_ARCHITECTURE (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
// Number[] params = { PARAM_ENGINE_ARCHITECTURE };
// Number[] values = { variant /* variant */,
// preferredFrameDuration,
// (preEqInUse ? 1 : 0),
// preEqBandCount,
// (mbcInUse ? 1 : 0),
// mbcBandCount,
// (postEqInUse ? 1 : 0),
// postEqBandCount,
// (limiterInUse ? 1 : 0)};
const int32_t variant = values[0].i;
const float preferredFrameDuration = values[1].f;
const int32_t preEqInUse = values[2].i;
const int32_t preEqBandCount = values[3].i;
const int32_t mbcInUse = values[4].i;
const int32_t mbcBandCount = values[5].i;
const int32_t postEqInUse = values[6].i;
const int32_t postEqBandCount = values[7].i;
const int32_t limiterInUse = values[8].i;
ALOGVV("variant %d, preEqInuse %d, bands %d, mbcinuse %d, mbcbands %d, posteqInUse %d,"
"bands %d, limiterinuse %d", variant, preEqInUse, preEqBandCount, mbcInUse,
mbcBandCount, postEqInUse, postEqBandCount, limiterInUse);
//set variant (instantiate effect)
//initArchitecture for effect
DP_changeVariant(pContext, variant);
if (pContext->mPDynamics == NULL) {
ALOGE("%s DP_PARAM_ENGINE_ARCHITECTURE error setting variant %d", __func__, variant);
status = -EINVAL;
break;
}
pContext->mPreferredFrameDuration = preferredFrameDuration;
pContext->mPDynamics->init((uint32_t)audio_channel_count_from_out_mask(
pContext->mConfig.inputCfg.channels),
preEqInUse != 0, (uint32_t)preEqBandCount,
mbcInUse != 0, (uint32_t)mbcBandCount,
postEqInUse != 0, (uint32_t)postEqBandCount,
limiterInUse != 0);
DP_configureVariant(pContext, variant);
break;
}
case DP_PARAM_INPUT_GAIN: {
ALOGVV("engine DP_PARAM_INPUT_GAIN paramsize: %d valuesize %d",paramSize, valueSize);
if (!DP_checkSizesInt(paramSize, valueSize, 2 /*params*/, 1 /*values*/)) {
ALOGE("%s DP_PARAM_INPUT_GAIN invalid sizes.", __func__);
status = -EINVAL;
break;
}
const int32_t channel = params[1];
dp_fx::DPChannel * pChannel = DP_getChannel(pContext, channel);
if (pChannel == NULL) {
ALOGE("%s DP_PARAM_INPUT_GAIN invalid channel %d", __func__, channel);
status = -EINVAL;
break;
}
const float gain = values[0].f;
ALOGVV("%s DP_PARAM_INPUT_GAIN channel %d, level %f", __func__, channel, gain);
pChannel->setInputGain(gain);
break;
}
case DP_PARAM_PRE_EQ:
case DP_PARAM_POST_EQ: {
ALOGVV("engine DP_PARAM_*_EQ paramsize: %d valuesize %d",paramSize, valueSize);
if (!DP_checkSizesInt(paramSize, valueSize, 2 /*params*/, 3 /*values*/)) {
ALOGE("%s DP_PARAM_*_EQ (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
// Number[] params = {paramSet,
// channelIndex};
// Number[] values = { (eq.isInUse() ? 1 : 0),
// (eq.isEnabled() ? 1 : 0),
// bandCount};
const int32_t channel = params[1];
const int32_t enabled = values[1].i;
const int32_t bandCount = values[2].i;
ALOGVV(" %s channel: %d, inUse::%d, enabled:%d, bandCount:%d\n",
(command == DP_PARAM_PRE_EQ ? "preEq" : "postEq"), channel, values[0].i,
values[2].i, bandCount);
dp_fx::DPEq *pEq = DP_getEq(pContext, channel, command);
if (pEq == NULL) {
ALOGE("%s set PARAM_*_EQ invalid channel %d or command %d", __func__, channel,
command);
status = -EINVAL;
break;
}
pEq->setEnabled(enabled != 0);
//fail if bandcountis different? maybe.
if ((int32_t)pEq->getBandCount() != bandCount) {
ALOGW("%s warning, trying to set different bandcount from %d to %d", __func__,
pEq->getBandCount(), bandCount);
}
break;
}
case DP_PARAM_PRE_EQ_BAND:
case DP_PARAM_POST_EQ_BAND: {
ALOGVV("engine set PARAM_*_EQ_BAND paramsize: %d valuesize %d",paramSize, valueSize);
if (!DP_checkSizesInt(paramSize, valueSize, 3 /*params*/, 3 /*values*/)) {
ALOGE("%s PARAM_*_EQ_BAND (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
// Number[] values = { channelIndex,
// bandIndex,
// (eqBand.isEnabled() ? 1 : 0),
// eqBand.getCutoffFrequency(),
// eqBand.getGain()};
// Number[] params = {paramSet,
// channelIndex,
// bandIndex};
// Number[] values = {(eqBand.isEnabled() ? 1 : 0),
// eqBand.getCutoffFrequency(),
// eqBand.getGain()};
const int32_t channel = params[1];
const int32_t band = params[2];
const int32_t enabled = values[0].i;
const float cutoffFrequency = values[1].f;
const float gain = values[2].f;
ALOGVV(" %s channel: %d, band::%d, enabled:%d, cutoffFrequency:%f, gain%f\n",
(command == DP_PARAM_PRE_EQ_BAND ? "preEqBand" : "postEqBand"), channel, band,
enabled, cutoffFrequency, gain);
int eqCommand = (command == DP_PARAM_PRE_EQ_BAND ? DP_PARAM_PRE_EQ :
(command == DP_PARAM_POST_EQ_BAND ? DP_PARAM_POST_EQ : -1));
dp_fx::DPEq *pEq = DP_getEq(pContext, channel, eqCommand);
if (pEq == NULL) {
ALOGE("%s set PARAM_*_EQ_BAND invalid channel %d or command %d", __func__, channel,
command);
status = -EINVAL;
break;
}
dp_fx::DPEqBand eqBand;
eqBand.init(enabled != 0, cutoffFrequency, gain);
pEq->setBand(band, eqBand);
break;
}
case DP_PARAM_MBC: {
ALOGVV("engine DP_PARAM_MBC paramsize: %d valuesize %d",paramSize, valueSize);
if (!DP_checkSizesInt(paramSize, valueSize, 2 /*params*/, 3 /*values*/)) {
ALOGE("%s DP_PARAM_MBC (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
// Number[] params = { PARAM_MBC,
// channelIndex};
// Number[] values = {(mbc.isInUse() ? 1 : 0),
// (mbc.isEnabled() ? 1 : 0),
// bandCount};
const int32_t channel = params[1];
const int32_t enabled = values[1].i;
const int32_t bandCount = values[2].i;
ALOGVV("MBC channel: %d, inUse::%d, enabled:%d, bandCount:%d\n", channel, values[0].i,
enabled, bandCount);
dp_fx::DPMbc *pMbc = DP_getMbc(pContext, channel);
if (pMbc == NULL) {
ALOGE("%s set DP_PARAM_MBC invalid channel %d ", __func__, channel);
status = -EINVAL;
break;
}
pMbc->setEnabled(enabled != 0);
//fail if bandcountis different? maybe.
if ((int32_t)pMbc->getBandCount() != bandCount) {
ALOGW("%s warning, trying to set different bandcount from %d to %d", __func__,
pMbc->getBandCount(), bandCount);
}
break;
}
case DP_PARAM_MBC_BAND: {
ALOGVV("engine set DP_PARAM_MBC_BAND paramsize: %d valuesize %d ",paramSize, valueSize);
if (!DP_checkSizesInt(paramSize, valueSize, 3 /*params*/, 11 /*values*/)) {
ALOGE("%s DP_PARAM_MBC_BAND: (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
// Number[] params = { PARAM_MBC_BAND,
// channelIndex,
// bandIndex};
// Number[] values = {(mbcBand.isEnabled() ? 1 : 0),
// mbcBand.getCutoffFrequency(),
// mbcBand.getAttackTime(),
// mbcBand.getReleaseTime(),
// mbcBand.getRatio(),
// mbcBand.getThreshold(),
// mbcBand.getKneeWidth(),
// mbcBand.getNoiseGateThreshold(),
// mbcBand.getExpanderRatio(),
// mbcBand.getPreGain(),
// mbcBand.getPostGain()};
const int32_t channel = params[1];
const int32_t band = params[2];
const int32_t enabled = values[0].i;
const float cutoffFrequency = values[1].f;
const float attackTime = values[2].f;
const float releaseTime = values[3].f;
const float ratio = values[4].f;
const float threshold = values[5].f;
const float kneeWidth = values[6].f;
const float noiseGateThreshold = values[7].f;
const float expanderRatio = values[8].f;
const float preGain = values[9].f;
const float postGain = values[10].f;
ALOGVV(" mbcBand channel: %d, band::%d, enabled:%d, cutoffFrequency:%f, attackTime:%f,"
"releaseTime:%f, ratio:%f, threshold:%f, kneeWidth:%f, noiseGateThreshold:%f,"
"expanderRatio:%f, preGain:%f, postGain:%f\n",
channel, band, enabled, cutoffFrequency, attackTime, releaseTime, ratio,
threshold, kneeWidth, noiseGateThreshold, expanderRatio, preGain, postGain);
dp_fx::DPMbc *pMbc = DP_getMbc(pContext, channel);
if (pMbc == NULL) {
ALOGE("%s set DP_PARAM_MBC_BAND invalid channel %d", __func__, channel);
status = -EINVAL;
break;
}
dp_fx::DPMbcBand mbcBand;
mbcBand.init(enabled != 0, cutoffFrequency, attackTime, releaseTime, ratio, threshold,
kneeWidth, noiseGateThreshold, expanderRatio, preGain, postGain);
pMbc->setBand(band, mbcBand);
break;
}
case DP_PARAM_LIMITER: {
ALOGVV("engine DP_PARAM_LIMITER paramsize: %d valuesize %d",paramSize, valueSize);
if (!DP_checkSizesInt(paramSize, valueSize, 2 /*params*/, 8 /*values*/)) {
ALOGE("%s DP_PARAM_LIMITER (cmd %d) invalid sizes.", __func__, command);
status = -EINVAL;
break;
}
// Number[] params = { PARAM_LIMITER,
// channelIndex};
// Number[] values = {(limiter.isInUse() ? 1 : 0),
// (limiter.isEnabled() ? 1 : 0),
// limiter.getLinkGroup(),
// limiter.getAttackTime(),
// limiter.getReleaseTime(),
// limiter.getRatio(),
// limiter.getThreshold(),
// limiter.getPostGain()};
const int32_t channel = params[1];
const int32_t inUse = values[0].i;
const int32_t enabled = values[1].i;
const int32_t linkGroup = values[2].i;
const float attackTime = values[3].f;
const float releaseTime = values[4].f;
const float ratio = values[5].f;
const float threshold = values[6].f;
const float postGain = values[7].f;
ALOGVV(" Limiter channel: %d, inUse::%d, enabled:%d, linkgroup:%d attackTime:%f,"
"releaseTime:%f, ratio:%f, threshold:%f, postGain:%f\n", channel, inUse,
enabled, linkGroup, attackTime, releaseTime, ratio, threshold, postGain);
dp_fx::DPChannel * pChannel = DP_getChannel(pContext, channel);
if (pChannel == NULL) {
ALOGE("%s DP_PARAM_LIMITER invalid channel %d", __func__, channel);
status = -EINVAL;
break;
}
dp_fx::DPLimiter limiter;
limiter.init(inUse != 0, enabled != 0, linkGroup, attackTime, releaseTime, ratio,
threshold, postGain);
pChannel->setLimiter(limiter);
break;
}
default:
ALOGE("%s invalid param %d", __func__, params[0]);
status = -EINVAL;
break;
}
ALOGVV("%s end param: %d, status: %d", __func__, params[0], status);
return status;
} /* end DP_setParameter */
/* Effect Control Interface Implementation: get_descriptor */
int DP_getDescriptor(effect_handle_t self,
effect_descriptor_t *pDescriptor)
{
DynamicsProcessingContext * pContext = (DynamicsProcessingContext *) self;
if (pContext == NULL || pDescriptor == NULL) {
ALOGE("DP_getDescriptor() invalid param");
return -EINVAL;
}
*pDescriptor = gDPDescriptor;
return 0;
} /* end DP_getDescriptor */
// effect_handle_t interface implementation for Dynamics Processing effect
const struct effect_interface_s gDPInterface = {
DP_process,
DP_command,
DP_getDescriptor,
NULL,
};
extern "C" {
// 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 = "Dynamics Processing Library",
.implementor = "The Android Open Source Project",
.create_effect = DPLib_Create,
.release_effect = DPLib_Release,
.get_descriptor = DPLib_GetDescriptor,
};
}; // extern "C"