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/*
* Copyright (C) 2014 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 "offload_effect_bass_boost"
//#define LOG_NDEBUG 0
#include <cutils/list.h>
#include <cutils/log.h>
#include <tinyalsa/asoundlib.h>
#include <sound/audio_effects.h>
#include <audio_effects/effect_bassboost.h>
#include "effect_api.h"
#include "bass_boost.h"
/* Offload bassboost UUID: 2c4a8c24-1581-487f-94f6-0002a5d5c51b */
const effect_descriptor_t bassboost_descriptor = {
{0x0634f220, 0xddd4, 0x11db, 0xa0fc, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b }},
{0x2c4a8c24, 0x1581, 0x487f, 0x94f6, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}}, // uuid
EFFECT_CONTROL_API_VERSION,
(EFFECT_FLAG_TYPE_INSERT | EFFECT_FLAG_DEVICE_IND | EFFECT_FLAG_HW_ACC_TUNNEL |
EFFECT_FLAG_VOLUME_CTRL),
0, /* TODO */
1,
"MSM offload bassboost",
"The Android Open Source Project",
};
/*
* Bassboost operations
*/
int bassboost_get_strength(bassboost_context_t *context)
{
ALOGV("%s: strength: %d", __func__, context->strength);
return context->strength;
}
int bassboost_set_strength(bassboost_context_t *context, uint32_t strength)
{
ALOGV("%s: strength: %d", __func__, strength);
context->strength = strength;
offload_bassboost_set_strength(&(context->offload_bass), strength);
if (context->ctl)
offload_bassboost_send_params(context->ctl, &context->offload_bass,
OFFLOAD_SEND_BASSBOOST_ENABLE_FLAG |
OFFLOAD_SEND_BASSBOOST_STRENGTH);
return 0;
}
int bassboost_get_parameter(effect_context_t *context, effect_param_t *p,
uint32_t *size)
{
bassboost_context_t *bass_ctxt = (bassboost_context_t *)context;
int voffset = ((p->psize - 1) / sizeof(int32_t) + 1) * sizeof(int32_t);
int32_t *param_tmp = (int32_t *)p->data;
int32_t param = *param_tmp++;
void *value = p->data + voffset;
int i;
ALOGV("%s", __func__);
p->status = 0;
switch (param) {
case BASSBOOST_PARAM_STRENGTH_SUPPORTED:
if (p->vsize < sizeof(uint32_t))
p->status = -EINVAL;
p->vsize = sizeof(uint32_t);
break;
case BASSBOOST_PARAM_STRENGTH:
if (p->vsize < sizeof(int16_t))
p->status = -EINVAL;
p->vsize = sizeof(int16_t);
break;
default:
p->status = -EINVAL;
}
*size = sizeof(effect_param_t) + voffset + p->vsize;
if (p->status != 0)
return 0;
switch (param) {
case BASSBOOST_PARAM_STRENGTH_SUPPORTED:
ALOGV("%s: BASSBOOST_PARAM_STRENGTH_SUPPORTED", __func__);
*(uint32_t *)value = 1;
break;
case BASSBOOST_PARAM_STRENGTH:
ALOGV("%s: BASSBOOST_PARAM_STRENGTH", __func__);
*(int16_t *)value = bassboost_get_strength(bass_ctxt);
break;
default:
p->status = -EINVAL;
break;
}
return 0;
}
int bassboost_set_parameter(effect_context_t *context, effect_param_t *p,
uint32_t size __unused)
{
bassboost_context_t *bass_ctxt = (bassboost_context_t *)context;
int voffset = ((p->psize - 1) / sizeof(int32_t) + 1) * sizeof(int32_t);
void *value = p->data + voffset;
int32_t *param_tmp = (int32_t *)p->data;
int32_t param = *param_tmp++;
uint32_t strength;
ALOGV("%s", __func__);
p->status = 0;
switch (param) {
case BASSBOOST_PARAM_STRENGTH:
ALOGV("%s BASSBOOST_PARAM_STRENGTH", __func__);
strength = (uint32_t)(*(int16_t *)value);
bassboost_set_strength(bass_ctxt, strength);
break;
default:
p->status = -EINVAL;
break;
}
return 0;
}
int bassboost_set_device(effect_context_t *context, uint32_t device)
{
bassboost_context_t *bass_ctxt = (bassboost_context_t *)context;
ALOGV("%s: device: %d", __func__, device);
bass_ctxt->device = device;
if ((device == AUDIO_DEVICE_OUT_SPEAKER) ||
(device == AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT) ||
(device == AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER) ||
(device == AUDIO_DEVICE_OUT_AUX_DIGITAL) ||
(device == AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET)) {
if (!bass_ctxt->temp_disabled) {
if (effect_is_active(&bass_ctxt->common)) {
offload_bassboost_set_enable_flag(&(bass_ctxt->offload_bass), false);
if (bass_ctxt->ctl)
offload_bassboost_send_params(bass_ctxt->ctl,
&bass_ctxt->offload_bass,
OFFLOAD_SEND_BASSBOOST_ENABLE_FLAG);
}
bass_ctxt->temp_disabled = true;
}
} else {
if (bass_ctxt->temp_disabled) {
if (effect_is_active(&bass_ctxt->common)) {
offload_bassboost_set_enable_flag(&(bass_ctxt->offload_bass), true);
if (bass_ctxt->ctl)
offload_bassboost_send_params(bass_ctxt->ctl,
&bass_ctxt->offload_bass,
OFFLOAD_SEND_BASSBOOST_ENABLE_FLAG);
}
bass_ctxt->temp_disabled = false;
}
}
offload_bassboost_set_device(&(bass_ctxt->offload_bass), device);
return 0;
}
int bassboost_reset(effect_context_t *context)
{
bassboost_context_t *bass_ctxt = (bassboost_context_t *)context;
return 0;
}
int bassboost_init(effect_context_t *context)
{
bassboost_context_t *bass_ctxt = (bassboost_context_t *)context;
ALOGV("%s", __func__);
context->config.inputCfg.accessMode = EFFECT_BUFFER_ACCESS_READ;
context->config.inputCfg.channels = AUDIO_CHANNEL_OUT_STEREO;
context->config.inputCfg.format = AUDIO_FORMAT_PCM_16_BIT;
context->config.inputCfg.samplingRate = 44100;
context->config.inputCfg.bufferProvider.getBuffer = NULL;
context->config.inputCfg.bufferProvider.releaseBuffer = NULL;
context->config.inputCfg.bufferProvider.cookie = NULL;
context->config.inputCfg.mask = EFFECT_CONFIG_ALL;
context->config.outputCfg.accessMode = EFFECT_BUFFER_ACCESS_ACCUMULATE;
context->config.outputCfg.channels = AUDIO_CHANNEL_OUT_STEREO;
context->config.outputCfg.format = AUDIO_FORMAT_PCM_16_BIT;
context->config.outputCfg.samplingRate = 44100;
context->config.outputCfg.bufferProvider.getBuffer = NULL;
context->config.outputCfg.bufferProvider.releaseBuffer = NULL;
context->config.outputCfg.bufferProvider.cookie = NULL;
context->config.outputCfg.mask = EFFECT_CONFIG_ALL;
set_config(context, &context->config);
bass_ctxt->temp_disabled = false;
memset(&(bass_ctxt->offload_bass), 0, sizeof(struct bass_boost_params));
return 0;
}
int bassboost_enable(effect_context_t *context)
{
bassboost_context_t *bass_ctxt = (bassboost_context_t *)context;
ALOGV("%s", __func__);
if (!offload_bassboost_get_enable_flag(&(bass_ctxt->offload_bass)) &&
!(bass_ctxt->temp_disabled)) {
offload_bassboost_set_enable_flag(&(bass_ctxt->offload_bass), true);
if (bass_ctxt->ctl && bass_ctxt->strength)
offload_bassboost_send_params(bass_ctxt->ctl,
&bass_ctxt->offload_bass,
OFFLOAD_SEND_BASSBOOST_ENABLE_FLAG |
OFFLOAD_SEND_BASSBOOST_STRENGTH);
}
return 0;
}
int bassboost_disable(effect_context_t *context)
{
bassboost_context_t *bass_ctxt = (bassboost_context_t *)context;
ALOGV("%s", __func__);
if (offload_bassboost_get_enable_flag(&(bass_ctxt->offload_bass))) {
offload_bassboost_set_enable_flag(&(bass_ctxt->offload_bass), false);
if (bass_ctxt->ctl)
offload_bassboost_send_params(bass_ctxt->ctl,
&bass_ctxt->offload_bass,
OFFLOAD_SEND_BASSBOOST_ENABLE_FLAG);
}
return 0;
}
int bassboost_start(effect_context_t *context, output_context_t *output)
{
bassboost_context_t *bass_ctxt = (bassboost_context_t *)context;
ALOGV("%s", __func__);
bass_ctxt->ctl = output->ctl;
ALOGV("output->ctl: %p", output->ctl);
if (offload_bassboost_get_enable_flag(&(bass_ctxt->offload_bass)))
if (bass_ctxt->ctl)
offload_bassboost_send_params(bass_ctxt->ctl, &bass_ctxt->offload_bass,
OFFLOAD_SEND_BASSBOOST_ENABLE_FLAG |
OFFLOAD_SEND_BASSBOOST_STRENGTH);
return 0;
}
int bassboost_stop(effect_context_t *context, output_context_t *output __unused)
{
bassboost_context_t *bass_ctxt = (bassboost_context_t *)context;
ALOGV("%s", __func__);
bass_ctxt->ctl = NULL;
return 0;
}