You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1331 lines
44 KiB
1331 lines
44 KiB
/*
|
|
* Copyright (C) 2006-2007 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 "AudioSystem"
|
|
//#define LOG_NDEBUG 0
|
|
|
|
#include <utils/Log.h>
|
|
#include <binder/IServiceManager.h>
|
|
#include <binder/ProcessState.h>
|
|
#include <media/AudioSystem.h>
|
|
#include <media/IAudioFlinger.h>
|
|
#include <media/IAudioPolicyService.h>
|
|
#include <math.h>
|
|
|
|
#include <system/audio.h>
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
namespace android {
|
|
|
|
// client singleton for AudioFlinger binder interface
|
|
Mutex AudioSystem::gLock;
|
|
Mutex AudioSystem::gLockAPS;
|
|
sp<IAudioFlinger> AudioSystem::gAudioFlinger;
|
|
sp<AudioSystem::AudioFlingerClient> AudioSystem::gAudioFlingerClient;
|
|
audio_error_callback AudioSystem::gAudioErrorCallback = NULL;
|
|
dynamic_policy_callback AudioSystem::gDynPolicyCallback = NULL;
|
|
record_config_callback AudioSystem::gRecordConfigCallback = NULL;
|
|
|
|
|
|
// establish binder interface to AudioFlinger service
|
|
const sp<IAudioFlinger> AudioSystem::get_audio_flinger()
|
|
{
|
|
sp<IAudioFlinger> af;
|
|
sp<AudioFlingerClient> afc;
|
|
{
|
|
Mutex::Autolock _l(gLock);
|
|
if (gAudioFlinger == 0) {
|
|
sp<IServiceManager> sm = defaultServiceManager();
|
|
sp<IBinder> binder;
|
|
do {
|
|
binder = sm->getService(String16("media.audio_flinger"));
|
|
if (binder != 0)
|
|
break;
|
|
ALOGW("AudioFlinger not published, waiting...");
|
|
usleep(500000); // 0.5 s
|
|
} while (true);
|
|
if (gAudioFlingerClient == NULL) {
|
|
gAudioFlingerClient = new AudioFlingerClient();
|
|
} else {
|
|
if (gAudioErrorCallback) {
|
|
gAudioErrorCallback(NO_ERROR);
|
|
}
|
|
}
|
|
binder->linkToDeath(gAudioFlingerClient);
|
|
gAudioFlinger = interface_cast<IAudioFlinger>(binder);
|
|
LOG_ALWAYS_FATAL_IF(gAudioFlinger == 0);
|
|
afc = gAudioFlingerClient;
|
|
// Make sure callbacks can be received by gAudioFlingerClient
|
|
ProcessState::self()->startThreadPool();
|
|
}
|
|
af = gAudioFlinger;
|
|
}
|
|
if (afc != 0) {
|
|
af->registerClient(afc);
|
|
}
|
|
return af;
|
|
}
|
|
|
|
const sp<AudioSystem::AudioFlingerClient> AudioSystem::getAudioFlingerClient()
|
|
{
|
|
// calling get_audio_flinger() will initialize gAudioFlingerClient if needed
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return 0;
|
|
Mutex::Autolock _l(gLock);
|
|
return gAudioFlingerClient;
|
|
}
|
|
|
|
sp<AudioIoDescriptor> AudioSystem::getIoDescriptor(audio_io_handle_t ioHandle)
|
|
{
|
|
sp<AudioIoDescriptor> desc;
|
|
const sp<AudioFlingerClient> afc = getAudioFlingerClient();
|
|
if (afc != 0) {
|
|
desc = afc->getIoDescriptor(ioHandle);
|
|
}
|
|
return desc;
|
|
}
|
|
|
|
/* static */ status_t AudioSystem::checkAudioFlinger()
|
|
{
|
|
if (defaultServiceManager()->checkService(String16("media.audio_flinger")) != 0) {
|
|
return NO_ERROR;
|
|
}
|
|
return DEAD_OBJECT;
|
|
}
|
|
|
|
// FIXME Declare in binder opcode order, similarly to IAudioFlinger.h and IAudioFlinger.cpp
|
|
|
|
status_t AudioSystem::muteMicrophone(bool state)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
return af->setMicMute(state);
|
|
}
|
|
|
|
status_t AudioSystem::isMicrophoneMuted(bool* state)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
*state = af->getMicMute();
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::setMasterVolume(float value)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
af->setMasterVolume(value);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::setMasterMute(bool mute)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
af->setMasterMute(mute);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::getMasterVolume(float* volume)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
*volume = af->masterVolume();
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::getMasterMute(bool* mute)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
*mute = af->masterMute();
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::setStreamVolume(audio_stream_type_t stream, float value,
|
|
audio_io_handle_t output)
|
|
{
|
|
if (uint32_t(stream) >= AUDIO_STREAM_CNT) return BAD_VALUE;
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
af->setStreamVolume(stream, value, output);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::setStreamMute(audio_stream_type_t stream, bool mute)
|
|
{
|
|
if (uint32_t(stream) >= AUDIO_STREAM_CNT) return BAD_VALUE;
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
af->setStreamMute(stream, mute);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::getStreamVolume(audio_stream_type_t stream, float* volume,
|
|
audio_io_handle_t output)
|
|
{
|
|
if (uint32_t(stream) >= AUDIO_STREAM_CNT) return BAD_VALUE;
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
*volume = af->streamVolume(stream, output);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::getStreamMute(audio_stream_type_t stream, bool* mute)
|
|
{
|
|
if (uint32_t(stream) >= AUDIO_STREAM_CNT) return BAD_VALUE;
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
*mute = af->streamMute(stream);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::setMode(audio_mode_t mode)
|
|
{
|
|
if (uint32_t(mode) >= AUDIO_MODE_CNT) return BAD_VALUE;
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
return af->setMode(mode);
|
|
}
|
|
|
|
status_t AudioSystem::setParameters(audio_io_handle_t ioHandle, const String8& keyValuePairs)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
return af->setParameters(ioHandle, keyValuePairs);
|
|
}
|
|
|
|
String8 AudioSystem::getParameters(audio_io_handle_t ioHandle, const String8& keys)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
String8 result = String8("");
|
|
if (af == 0) return result;
|
|
|
|
result = af->getParameters(ioHandle, keys);
|
|
return result;
|
|
}
|
|
|
|
status_t AudioSystem::setParameters(const String8& keyValuePairs)
|
|
{
|
|
return setParameters(AUDIO_IO_HANDLE_NONE, keyValuePairs);
|
|
}
|
|
|
|
String8 AudioSystem::getParameters(const String8& keys)
|
|
{
|
|
return getParameters(AUDIO_IO_HANDLE_NONE, keys);
|
|
}
|
|
|
|
// convert volume steps to natural log scale
|
|
|
|
// change this value to change volume scaling
|
|
static const float dBPerStep = 0.5f;
|
|
// shouldn't need to touch these
|
|
static const float dBConvert = -dBPerStep * 2.302585093f / 20.0f;
|
|
static const float dBConvertInverse = 1.0f / dBConvert;
|
|
|
|
float AudioSystem::linearToLog(int volume)
|
|
{
|
|
// float v = volume ? exp(float(100 - volume) * dBConvert) : 0;
|
|
// ALOGD("linearToLog(%d)=%f", volume, v);
|
|
// return v;
|
|
return volume ? exp(float(100 - volume) * dBConvert) : 0;
|
|
}
|
|
|
|
int AudioSystem::logToLinear(float volume)
|
|
{
|
|
// int v = volume ? 100 - int(dBConvertInverse * log(volume) + 0.5) : 0;
|
|
// ALOGD("logTolinear(%d)=%f", v, volume);
|
|
// return v;
|
|
return volume ? 100 - int(dBConvertInverse * log(volume) + 0.5) : 0;
|
|
}
|
|
|
|
status_t AudioSystem::getOutputSamplingRate(uint32_t* samplingRate, audio_stream_type_t streamType)
|
|
{
|
|
audio_io_handle_t output;
|
|
|
|
if (streamType == AUDIO_STREAM_DEFAULT) {
|
|
streamType = AUDIO_STREAM_MUSIC;
|
|
}
|
|
|
|
output = getOutput(streamType);
|
|
if (output == 0) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
|
|
return getSamplingRate(output, samplingRate);
|
|
}
|
|
|
|
status_t AudioSystem::getSamplingRate(audio_io_handle_t ioHandle,
|
|
uint32_t* samplingRate)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
sp<AudioIoDescriptor> desc = getIoDescriptor(ioHandle);
|
|
if (desc == 0) {
|
|
*samplingRate = af->sampleRate(ioHandle);
|
|
} else {
|
|
*samplingRate = desc->mSamplingRate;
|
|
}
|
|
if (*samplingRate == 0) {
|
|
ALOGE("AudioSystem::getSamplingRate failed for ioHandle %d", ioHandle);
|
|
return BAD_VALUE;
|
|
}
|
|
|
|
ALOGV("getSamplingRate() ioHandle %d, sampling rate %u", ioHandle, *samplingRate);
|
|
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::getOutputFrameCount(size_t* frameCount, audio_stream_type_t streamType)
|
|
{
|
|
audio_io_handle_t output;
|
|
|
|
if (streamType == AUDIO_STREAM_DEFAULT) {
|
|
streamType = AUDIO_STREAM_MUSIC;
|
|
}
|
|
|
|
output = getOutput(streamType);
|
|
if (output == AUDIO_IO_HANDLE_NONE) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
|
|
return getFrameCount(output, frameCount);
|
|
}
|
|
|
|
status_t AudioSystem::getFrameCount(audio_io_handle_t ioHandle,
|
|
size_t* frameCount)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
sp<AudioIoDescriptor> desc = getIoDescriptor(ioHandle);
|
|
if (desc == 0) {
|
|
*frameCount = af->frameCount(ioHandle);
|
|
} else {
|
|
*frameCount = desc->mFrameCount;
|
|
}
|
|
if (*frameCount == 0) {
|
|
ALOGE("AudioSystem::getFrameCount failed for ioHandle %d", ioHandle);
|
|
return BAD_VALUE;
|
|
}
|
|
|
|
ALOGV("getFrameCount() ioHandle %d, frameCount %zu", ioHandle, *frameCount);
|
|
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::getOutputLatency(uint32_t* latency, audio_stream_type_t streamType)
|
|
{
|
|
audio_io_handle_t output;
|
|
|
|
if (streamType == AUDIO_STREAM_DEFAULT) {
|
|
streamType = AUDIO_STREAM_MUSIC;
|
|
}
|
|
|
|
output = getOutput(streamType);
|
|
if (output == AUDIO_IO_HANDLE_NONE) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
|
|
return getLatency(output, latency);
|
|
}
|
|
|
|
status_t AudioSystem::getLatency(audio_io_handle_t output,
|
|
uint32_t* latency)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
sp<AudioIoDescriptor> outputDesc = getIoDescriptor(output);
|
|
if (outputDesc == 0) {
|
|
*latency = af->latency(output);
|
|
} else {
|
|
*latency = outputDesc->mLatency;
|
|
}
|
|
|
|
ALOGV("getLatency() output %d, latency %d", output, *latency);
|
|
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::getInputBufferSize(uint32_t sampleRate, audio_format_t format,
|
|
audio_channel_mask_t channelMask, size_t* buffSize)
|
|
{
|
|
const sp<AudioFlingerClient> afc = getAudioFlingerClient();
|
|
if (afc == 0) {
|
|
return NO_INIT;
|
|
}
|
|
return afc->getInputBufferSize(sampleRate, format, channelMask, buffSize);
|
|
}
|
|
|
|
status_t AudioSystem::setVoiceVolume(float value)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
return af->setVoiceVolume(value);
|
|
}
|
|
|
|
status_t AudioSystem::getRenderPosition(audio_io_handle_t output, uint32_t *halFrames,
|
|
uint32_t *dspFrames)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
|
|
return af->getRenderPosition(halFrames, dspFrames, output);
|
|
}
|
|
|
|
uint32_t AudioSystem::getInputFramesLost(audio_io_handle_t ioHandle)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
uint32_t result = 0;
|
|
if (af == 0) return result;
|
|
if (ioHandle == AUDIO_IO_HANDLE_NONE) return result;
|
|
|
|
result = af->getInputFramesLost(ioHandle);
|
|
return result;
|
|
}
|
|
|
|
audio_unique_id_t AudioSystem::newAudioUniqueId(audio_unique_id_use_t use)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return AUDIO_UNIQUE_ID_ALLOCATE;
|
|
return af->newAudioUniqueId(use);
|
|
}
|
|
|
|
void AudioSystem::acquireAudioSessionId(audio_session_t audioSession, pid_t pid)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af != 0) {
|
|
af->acquireAudioSessionId(audioSession, pid);
|
|
}
|
|
}
|
|
|
|
void AudioSystem::releaseAudioSessionId(audio_session_t audioSession, pid_t pid)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af != 0) {
|
|
af->releaseAudioSessionId(audioSession, pid);
|
|
}
|
|
}
|
|
|
|
audio_hw_sync_t AudioSystem::getAudioHwSyncForSession(audio_session_t sessionId)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return AUDIO_HW_SYNC_INVALID;
|
|
return af->getAudioHwSyncForSession(sessionId);
|
|
}
|
|
|
|
status_t AudioSystem::systemReady()
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return NO_INIT;
|
|
return af->systemReady();
|
|
}
|
|
|
|
status_t AudioSystem::getFrameCountHAL(audio_io_handle_t ioHandle,
|
|
size_t* frameCount)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
sp<AudioIoDescriptor> desc = getIoDescriptor(ioHandle);
|
|
if (desc == 0) {
|
|
*frameCount = af->frameCountHAL(ioHandle);
|
|
} else {
|
|
*frameCount = desc->mFrameCountHAL;
|
|
}
|
|
if (*frameCount == 0) {
|
|
ALOGE("AudioSystem::getFrameCountHAL failed for ioHandle %d", ioHandle);
|
|
return BAD_VALUE;
|
|
}
|
|
|
|
ALOGV("getFrameCountHAL() ioHandle %d, frameCount %zu", ioHandle, *frameCount);
|
|
|
|
return NO_ERROR;
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
|
|
void AudioSystem::AudioFlingerClient::clearIoCache()
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
mIoDescriptors.clear();
|
|
mInBuffSize = 0;
|
|
mInSamplingRate = 0;
|
|
mInFormat = AUDIO_FORMAT_DEFAULT;
|
|
mInChannelMask = AUDIO_CHANNEL_NONE;
|
|
}
|
|
|
|
void AudioSystem::AudioFlingerClient::binderDied(const wp<IBinder>& who __unused)
|
|
{
|
|
audio_error_callback cb = NULL;
|
|
{
|
|
Mutex::Autolock _l(AudioSystem::gLock);
|
|
AudioSystem::gAudioFlinger.clear();
|
|
cb = gAudioErrorCallback;
|
|
}
|
|
|
|
// clear output handles and stream to output map caches
|
|
clearIoCache();
|
|
|
|
if (cb) {
|
|
cb(DEAD_OBJECT);
|
|
}
|
|
ALOGW("AudioFlinger server died!");
|
|
}
|
|
|
|
void AudioSystem::AudioFlingerClient::ioConfigChanged(audio_io_config_event event,
|
|
const sp<AudioIoDescriptor>& ioDesc) {
|
|
ALOGV("ioConfigChanged() event %d", event);
|
|
|
|
if (ioDesc == 0 || ioDesc->mIoHandle == AUDIO_IO_HANDLE_NONE) return;
|
|
|
|
audio_port_handle_t deviceId = AUDIO_PORT_HANDLE_NONE;
|
|
Vector < sp<AudioDeviceCallback> > callbacks;
|
|
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
|
|
switch (event) {
|
|
case AUDIO_OUTPUT_OPENED:
|
|
case AUDIO_INPUT_OPENED: {
|
|
sp<AudioIoDescriptor> oldDesc = getIoDescriptor_l(ioDesc->mIoHandle);
|
|
if (oldDesc == 0) {
|
|
mIoDescriptors.add(ioDesc->mIoHandle, ioDesc);
|
|
} else {
|
|
deviceId = oldDesc->getDeviceId();
|
|
mIoDescriptors.replaceValueFor(ioDesc->mIoHandle, ioDesc);
|
|
}
|
|
|
|
if (ioDesc->getDeviceId() != AUDIO_PORT_HANDLE_NONE) {
|
|
deviceId = ioDesc->getDeviceId();
|
|
ssize_t ioIndex = mAudioDeviceCallbacks.indexOfKey(ioDesc->mIoHandle);
|
|
if (ioIndex >= 0) {
|
|
callbacks = mAudioDeviceCallbacks.valueAt(ioIndex);
|
|
}
|
|
}
|
|
ALOGV("ioConfigChanged() new %s opened %d samplingRate %u, format %#x channel mask %#x "
|
|
"frameCount %zu deviceId %d", event == AUDIO_OUTPUT_OPENED ? "output" : "input",
|
|
ioDesc->mIoHandle, ioDesc->mSamplingRate, ioDesc->mFormat, ioDesc->mChannelMask,
|
|
ioDesc->mFrameCount, ioDesc->getDeviceId());
|
|
} break;
|
|
case AUDIO_OUTPUT_CLOSED:
|
|
case AUDIO_INPUT_CLOSED: {
|
|
if (getIoDescriptor_l(ioDesc->mIoHandle) == 0) {
|
|
ALOGW("ioConfigChanged() closing unknown %s %d",
|
|
event == AUDIO_OUTPUT_CLOSED ? "output" : "input", ioDesc->mIoHandle);
|
|
break;
|
|
}
|
|
ALOGV("ioConfigChanged() %s %d closed",
|
|
event == AUDIO_OUTPUT_CLOSED ? "output" : "input", ioDesc->mIoHandle);
|
|
|
|
mIoDescriptors.removeItem(ioDesc->mIoHandle);
|
|
mAudioDeviceCallbacks.removeItem(ioDesc->mIoHandle);
|
|
} break;
|
|
|
|
case AUDIO_OUTPUT_CONFIG_CHANGED:
|
|
case AUDIO_INPUT_CONFIG_CHANGED: {
|
|
sp<AudioIoDescriptor> oldDesc = getIoDescriptor_l(ioDesc->mIoHandle);
|
|
if (oldDesc == 0) {
|
|
ALOGW("ioConfigChanged() modifying unknown output! %d", ioDesc->mIoHandle);
|
|
break;
|
|
}
|
|
|
|
deviceId = oldDesc->getDeviceId();
|
|
mIoDescriptors.replaceValueFor(ioDesc->mIoHandle, ioDesc);
|
|
|
|
if (deviceId != ioDesc->getDeviceId()) {
|
|
deviceId = ioDesc->getDeviceId();
|
|
ssize_t ioIndex = mAudioDeviceCallbacks.indexOfKey(ioDesc->mIoHandle);
|
|
if (ioIndex >= 0) {
|
|
callbacks = mAudioDeviceCallbacks.valueAt(ioIndex);
|
|
}
|
|
}
|
|
ALOGV("ioConfigChanged() new config for %s %d samplingRate %u, format %#x "
|
|
"channel mask %#x frameCount %zu frameCountHAL %zu deviceId %d",
|
|
event == AUDIO_OUTPUT_CONFIG_CHANGED ? "output" : "input",
|
|
ioDesc->mIoHandle, ioDesc->mSamplingRate, ioDesc->mFormat,
|
|
ioDesc->mChannelMask, ioDesc->mFrameCount, ioDesc->mFrameCountHAL,
|
|
ioDesc->getDeviceId());
|
|
|
|
} break;
|
|
}
|
|
}
|
|
// callbacks.size() != 0 => ioDesc->mIoHandle and deviceId are valid
|
|
for (size_t i = 0; i < callbacks.size(); i++) {
|
|
callbacks[i]->onAudioDeviceUpdate(ioDesc->mIoHandle, deviceId);
|
|
}
|
|
}
|
|
|
|
status_t AudioSystem::AudioFlingerClient::getInputBufferSize(
|
|
uint32_t sampleRate, audio_format_t format,
|
|
audio_channel_mask_t channelMask, size_t* buffSize)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
Mutex::Autolock _l(mLock);
|
|
// Do we have a stale mInBuffSize or are we requesting the input buffer size for new values
|
|
if ((mInBuffSize == 0) || (sampleRate != mInSamplingRate) || (format != mInFormat)
|
|
|| (channelMask != mInChannelMask)) {
|
|
size_t inBuffSize = af->getInputBufferSize(sampleRate, format, channelMask);
|
|
if (inBuffSize == 0) {
|
|
ALOGE("AudioSystem::getInputBufferSize failed sampleRate %d format %#x channelMask %x",
|
|
sampleRate, format, channelMask);
|
|
return BAD_VALUE;
|
|
}
|
|
// A benign race is possible here: we could overwrite a fresher cache entry
|
|
// save the request params
|
|
mInSamplingRate = sampleRate;
|
|
mInFormat = format;
|
|
mInChannelMask = channelMask;
|
|
|
|
mInBuffSize = inBuffSize;
|
|
}
|
|
|
|
*buffSize = mInBuffSize;
|
|
|
|
return NO_ERROR;
|
|
}
|
|
|
|
sp<AudioIoDescriptor> AudioSystem::AudioFlingerClient::getIoDescriptor_l(audio_io_handle_t ioHandle)
|
|
{
|
|
sp<AudioIoDescriptor> desc;
|
|
ssize_t index = mIoDescriptors.indexOfKey(ioHandle);
|
|
if (index >= 0) {
|
|
desc = mIoDescriptors.valueAt(index);
|
|
}
|
|
return desc;
|
|
}
|
|
|
|
sp<AudioIoDescriptor> AudioSystem::AudioFlingerClient::getIoDescriptor(audio_io_handle_t ioHandle)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
return getIoDescriptor_l(ioHandle);
|
|
}
|
|
|
|
status_t AudioSystem::AudioFlingerClient::addAudioDeviceCallback(
|
|
const sp<AudioDeviceCallback>& callback, audio_io_handle_t audioIo)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
Vector < sp<AudioDeviceCallback> > callbacks;
|
|
ssize_t ioIndex = mAudioDeviceCallbacks.indexOfKey(audioIo);
|
|
if (ioIndex >= 0) {
|
|
callbacks = mAudioDeviceCallbacks.valueAt(ioIndex);
|
|
}
|
|
|
|
for (size_t cbIndex = 0; cbIndex < callbacks.size(); cbIndex++) {
|
|
if (callbacks[cbIndex] == callback) {
|
|
return INVALID_OPERATION;
|
|
}
|
|
}
|
|
callbacks.add(callback);
|
|
|
|
mAudioDeviceCallbacks.replaceValueFor(audioIo, callbacks);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::AudioFlingerClient::removeAudioDeviceCallback(
|
|
const sp<AudioDeviceCallback>& callback, audio_io_handle_t audioIo)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
ssize_t ioIndex = mAudioDeviceCallbacks.indexOfKey(audioIo);
|
|
if (ioIndex < 0) {
|
|
return INVALID_OPERATION;
|
|
}
|
|
Vector < sp<AudioDeviceCallback> > callbacks = mAudioDeviceCallbacks.valueAt(ioIndex);
|
|
|
|
size_t cbIndex;
|
|
for (cbIndex = 0; cbIndex < callbacks.size(); cbIndex++) {
|
|
if (callbacks[cbIndex] == callback) {
|
|
break;
|
|
}
|
|
}
|
|
if (cbIndex == callbacks.size()) {
|
|
return INVALID_OPERATION;
|
|
}
|
|
callbacks.removeAt(cbIndex);
|
|
if (callbacks.size() != 0) {
|
|
mAudioDeviceCallbacks.replaceValueFor(audioIo, callbacks);
|
|
} else {
|
|
mAudioDeviceCallbacks.removeItem(audioIo);
|
|
}
|
|
return NO_ERROR;
|
|
}
|
|
|
|
/* static */ void AudioSystem::setErrorCallback(audio_error_callback cb)
|
|
{
|
|
Mutex::Autolock _l(gLock);
|
|
gAudioErrorCallback = cb;
|
|
}
|
|
|
|
/*static*/ void AudioSystem::setDynPolicyCallback(dynamic_policy_callback cb)
|
|
{
|
|
Mutex::Autolock _l(gLock);
|
|
gDynPolicyCallback = cb;
|
|
}
|
|
|
|
/*static*/ void AudioSystem::setRecordConfigCallback(record_config_callback cb)
|
|
{
|
|
Mutex::Autolock _l(gLock);
|
|
gRecordConfigCallback = cb;
|
|
}
|
|
|
|
// client singleton for AudioPolicyService binder interface
|
|
// protected by gLockAPS
|
|
sp<IAudioPolicyService> AudioSystem::gAudioPolicyService;
|
|
sp<AudioSystem::AudioPolicyServiceClient> AudioSystem::gAudioPolicyServiceClient;
|
|
|
|
|
|
// establish binder interface to AudioPolicy service
|
|
const sp<IAudioPolicyService> AudioSystem::get_audio_policy_service()
|
|
{
|
|
sp<IAudioPolicyService> ap;
|
|
sp<AudioPolicyServiceClient> apc;
|
|
{
|
|
Mutex::Autolock _l(gLockAPS);
|
|
if (gAudioPolicyService == 0) {
|
|
sp<IServiceManager> sm = defaultServiceManager();
|
|
sp<IBinder> binder;
|
|
do {
|
|
binder = sm->getService(String16("media.audio_policy"));
|
|
if (binder != 0)
|
|
break;
|
|
ALOGW("AudioPolicyService not published, waiting...");
|
|
usleep(500000); // 0.5 s
|
|
} while (true);
|
|
if (gAudioPolicyServiceClient == NULL) {
|
|
gAudioPolicyServiceClient = new AudioPolicyServiceClient();
|
|
}
|
|
binder->linkToDeath(gAudioPolicyServiceClient);
|
|
gAudioPolicyService = interface_cast<IAudioPolicyService>(binder);
|
|
LOG_ALWAYS_FATAL_IF(gAudioPolicyService == 0);
|
|
apc = gAudioPolicyServiceClient;
|
|
// Make sure callbacks can be received by gAudioPolicyServiceClient
|
|
ProcessState::self()->startThreadPool();
|
|
}
|
|
ap = gAudioPolicyService;
|
|
}
|
|
if (apc != 0) {
|
|
ap->registerClient(apc);
|
|
}
|
|
|
|
return ap;
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
status_t AudioSystem::setDeviceConnectionState(audio_devices_t device,
|
|
audio_policy_dev_state_t state,
|
|
const char *device_address,
|
|
const char *device_name)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
const char *address = "";
|
|
const char *name = "";
|
|
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
|
|
if (device_address != NULL) {
|
|
address = device_address;
|
|
}
|
|
if (device_name != NULL) {
|
|
name = device_name;
|
|
}
|
|
return aps->setDeviceConnectionState(device, state, address, name);
|
|
}
|
|
|
|
audio_policy_dev_state_t AudioSystem::getDeviceConnectionState(audio_devices_t device,
|
|
const char *device_address)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE;
|
|
|
|
return aps->getDeviceConnectionState(device, device_address);
|
|
}
|
|
|
|
status_t AudioSystem::handleDeviceConfigChange(audio_devices_t device,
|
|
const char *device_address,
|
|
const char *device_name)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
const char *address = "";
|
|
const char *name = "";
|
|
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
|
|
if (device_address != NULL) {
|
|
address = device_address;
|
|
}
|
|
if (device_name != NULL) {
|
|
name = device_name;
|
|
}
|
|
return aps->handleDeviceConfigChange(device, address, name);
|
|
}
|
|
|
|
status_t AudioSystem::setPhoneState(audio_mode_t state)
|
|
{
|
|
if (uint32_t(state) >= AUDIO_MODE_CNT) return BAD_VALUE;
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
|
|
return aps->setPhoneState(state);
|
|
}
|
|
|
|
status_t AudioSystem::setForceUse(audio_policy_force_use_t usage, audio_policy_forced_cfg_t config)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->setForceUse(usage, config);
|
|
}
|
|
|
|
audio_policy_forced_cfg_t AudioSystem::getForceUse(audio_policy_force_use_t usage)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return AUDIO_POLICY_FORCE_NONE;
|
|
return aps->getForceUse(usage);
|
|
}
|
|
|
|
|
|
audio_io_handle_t AudioSystem::getOutput(audio_stream_type_t stream,
|
|
uint32_t samplingRate,
|
|
audio_format_t format,
|
|
audio_channel_mask_t channelMask,
|
|
audio_output_flags_t flags,
|
|
const audio_offload_info_t *offloadInfo)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return 0;
|
|
return aps->getOutput(stream, samplingRate, format, channelMask, flags, offloadInfo);
|
|
}
|
|
|
|
status_t AudioSystem::getOutputForAttr(const audio_attributes_t *attr,
|
|
audio_io_handle_t *output,
|
|
audio_session_t session,
|
|
audio_stream_type_t *stream,
|
|
uid_t uid,
|
|
const audio_config_t *config,
|
|
audio_output_flags_t flags,
|
|
audio_port_handle_t *selectedDeviceId,
|
|
audio_port_handle_t *portId)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return NO_INIT;
|
|
return aps->getOutputForAttr(attr, output, session, stream, uid,
|
|
config,
|
|
flags, selectedDeviceId, portId);
|
|
}
|
|
|
|
status_t AudioSystem::startOutput(audio_io_handle_t output,
|
|
audio_stream_type_t stream,
|
|
audio_session_t session)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->startOutput(output, stream, session);
|
|
}
|
|
|
|
status_t AudioSystem::stopOutput(audio_io_handle_t output,
|
|
audio_stream_type_t stream,
|
|
audio_session_t session)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->stopOutput(output, stream, session);
|
|
}
|
|
|
|
void AudioSystem::releaseOutput(audio_io_handle_t output,
|
|
audio_stream_type_t stream,
|
|
audio_session_t session)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return;
|
|
aps->releaseOutput(output, stream, session);
|
|
}
|
|
|
|
status_t AudioSystem::getInputForAttr(const audio_attributes_t *attr,
|
|
audio_io_handle_t *input,
|
|
audio_session_t session,
|
|
pid_t pid,
|
|
uid_t uid,
|
|
const audio_config_base_t *config,
|
|
audio_input_flags_t flags,
|
|
audio_port_handle_t *selectedDeviceId,
|
|
audio_port_handle_t *portId)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return NO_INIT;
|
|
return aps->getInputForAttr(
|
|
attr, input, session, pid, uid,
|
|
config, flags, selectedDeviceId, portId);
|
|
}
|
|
|
|
status_t AudioSystem::startInput(audio_io_handle_t input,
|
|
audio_session_t session)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->startInput(input, session);
|
|
}
|
|
|
|
status_t AudioSystem::stopInput(audio_io_handle_t input,
|
|
audio_session_t session)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->stopInput(input, session);
|
|
}
|
|
|
|
void AudioSystem::releaseInput(audio_io_handle_t input,
|
|
audio_session_t session)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return;
|
|
aps->releaseInput(input, session);
|
|
}
|
|
|
|
status_t AudioSystem::initStreamVolume(audio_stream_type_t stream,
|
|
int indexMin,
|
|
int indexMax)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->initStreamVolume(stream, indexMin, indexMax);
|
|
}
|
|
|
|
status_t AudioSystem::setStreamVolumeIndex(audio_stream_type_t stream,
|
|
int index,
|
|
audio_devices_t device)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->setStreamVolumeIndex(stream, index, device);
|
|
}
|
|
|
|
status_t AudioSystem::getStreamVolumeIndex(audio_stream_type_t stream,
|
|
int *index,
|
|
audio_devices_t device)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->getStreamVolumeIndex(stream, index, device);
|
|
}
|
|
|
|
uint32_t AudioSystem::getStrategyForStream(audio_stream_type_t stream)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return 0;
|
|
return aps->getStrategyForStream(stream);
|
|
}
|
|
|
|
audio_devices_t AudioSystem::getDevicesForStream(audio_stream_type_t stream)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return AUDIO_DEVICE_NONE;
|
|
return aps->getDevicesForStream(stream);
|
|
}
|
|
|
|
audio_io_handle_t AudioSystem::getOutputForEffect(const effect_descriptor_t *desc)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
// FIXME change return type to status_t, and return PERMISSION_DENIED here
|
|
if (aps == 0) return AUDIO_IO_HANDLE_NONE;
|
|
return aps->getOutputForEffect(desc);
|
|
}
|
|
|
|
status_t AudioSystem::registerEffect(const effect_descriptor_t *desc,
|
|
audio_io_handle_t io,
|
|
uint32_t strategy,
|
|
audio_session_t session,
|
|
int id)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->registerEffect(desc, io, strategy, session, id);
|
|
}
|
|
|
|
status_t AudioSystem::unregisterEffect(int id)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->unregisterEffect(id);
|
|
}
|
|
|
|
status_t AudioSystem::setEffectEnabled(int id, bool enabled)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->setEffectEnabled(id, enabled);
|
|
}
|
|
|
|
status_t AudioSystem::isStreamActive(audio_stream_type_t stream, bool* state, uint32_t inPastMs)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
if (state == NULL) return BAD_VALUE;
|
|
*state = aps->isStreamActive(stream, inPastMs);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::isStreamActiveRemotely(audio_stream_type_t stream, bool* state,
|
|
uint32_t inPastMs)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
if (state == NULL) return BAD_VALUE;
|
|
*state = aps->isStreamActiveRemotely(stream, inPastMs);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::isSourceActive(audio_source_t stream, bool* state)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
if (state == NULL) return BAD_VALUE;
|
|
*state = aps->isSourceActive(stream);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
uint32_t AudioSystem::getPrimaryOutputSamplingRate()
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return 0;
|
|
return af->getPrimaryOutputSamplingRate();
|
|
}
|
|
|
|
size_t AudioSystem::getPrimaryOutputFrameCount()
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return 0;
|
|
return af->getPrimaryOutputFrameCount();
|
|
}
|
|
|
|
status_t AudioSystem::setLowRamDevice(bool isLowRamDevice)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
return af->setLowRamDevice(isLowRamDevice);
|
|
}
|
|
|
|
void AudioSystem::clearAudioConfigCache()
|
|
{
|
|
// called by restoreTrack_l(), which needs new IAudioFlinger and IAudioPolicyService instances
|
|
ALOGV("clearAudioConfigCache()");
|
|
{
|
|
Mutex::Autolock _l(gLock);
|
|
if (gAudioFlingerClient != 0) {
|
|
gAudioFlingerClient->clearIoCache();
|
|
}
|
|
gAudioFlinger.clear();
|
|
}
|
|
{
|
|
Mutex::Autolock _l(gLockAPS);
|
|
gAudioPolicyService.clear();
|
|
}
|
|
}
|
|
|
|
bool AudioSystem::isOffloadSupported(const audio_offload_info_t& info)
|
|
{
|
|
ALOGV("isOffloadSupported()");
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return false;
|
|
return aps->isOffloadSupported(info);
|
|
}
|
|
|
|
status_t AudioSystem::listAudioPorts(audio_port_role_t role,
|
|
audio_port_type_t type,
|
|
unsigned int *num_ports,
|
|
struct audio_port *ports,
|
|
unsigned int *generation)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->listAudioPorts(role, type, num_ports, ports, generation);
|
|
}
|
|
|
|
status_t AudioSystem::getAudioPort(struct audio_port *port)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->getAudioPort(port);
|
|
}
|
|
|
|
status_t AudioSystem::createAudioPatch(const struct audio_patch *patch,
|
|
audio_patch_handle_t *handle)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->createAudioPatch(patch, handle);
|
|
}
|
|
|
|
status_t AudioSystem::releaseAudioPatch(audio_patch_handle_t handle)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->releaseAudioPatch(handle);
|
|
}
|
|
|
|
status_t AudioSystem::listAudioPatches(unsigned int *num_patches,
|
|
struct audio_patch *patches,
|
|
unsigned int *generation)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->listAudioPatches(num_patches, patches, generation);
|
|
}
|
|
|
|
status_t AudioSystem::setAudioPortConfig(const struct audio_port_config *config)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->setAudioPortConfig(config);
|
|
}
|
|
|
|
status_t AudioSystem::addAudioPortCallback(const sp<AudioPortCallback>& callback)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
|
|
Mutex::Autolock _l(gLockAPS);
|
|
if (gAudioPolicyServiceClient == 0) {
|
|
return NO_INIT;
|
|
}
|
|
int ret = gAudioPolicyServiceClient->addAudioPortCallback(callback);
|
|
if (ret == 1) {
|
|
aps->setAudioPortCallbacksEnabled(true);
|
|
}
|
|
return (ret < 0) ? INVALID_OPERATION : NO_ERROR;
|
|
}
|
|
|
|
/*static*/
|
|
status_t AudioSystem::removeAudioPortCallback(const sp<AudioPortCallback>& callback)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
|
|
Mutex::Autolock _l(gLockAPS);
|
|
if (gAudioPolicyServiceClient == 0) {
|
|
return NO_INIT;
|
|
}
|
|
int ret = gAudioPolicyServiceClient->removeAudioPortCallback(callback);
|
|
if (ret == 0) {
|
|
aps->setAudioPortCallbacksEnabled(false);
|
|
}
|
|
return (ret < 0) ? INVALID_OPERATION : NO_ERROR;
|
|
}
|
|
|
|
status_t AudioSystem::addAudioDeviceCallback(
|
|
const sp<AudioDeviceCallback>& callback, audio_io_handle_t audioIo)
|
|
{
|
|
const sp<AudioFlingerClient> afc = getAudioFlingerClient();
|
|
if (afc == 0) {
|
|
return NO_INIT;
|
|
}
|
|
status_t status = afc->addAudioDeviceCallback(callback, audioIo);
|
|
if (status == NO_ERROR) {
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af != 0) {
|
|
af->registerClient(afc);
|
|
}
|
|
}
|
|
return status;
|
|
}
|
|
|
|
status_t AudioSystem::removeAudioDeviceCallback(
|
|
const sp<AudioDeviceCallback>& callback, audio_io_handle_t audioIo)
|
|
{
|
|
const sp<AudioFlingerClient> afc = getAudioFlingerClient();
|
|
if (afc == 0) {
|
|
return NO_INIT;
|
|
}
|
|
return afc->removeAudioDeviceCallback(callback, audioIo);
|
|
}
|
|
|
|
audio_port_handle_t AudioSystem::getDeviceIdForIo(audio_io_handle_t audioIo)
|
|
{
|
|
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
const sp<AudioIoDescriptor> desc = getIoDescriptor(audioIo);
|
|
if (desc == 0) {
|
|
return AUDIO_PORT_HANDLE_NONE;
|
|
}
|
|
return desc->getDeviceId();
|
|
}
|
|
|
|
status_t AudioSystem::acquireSoundTriggerSession(audio_session_t *session,
|
|
audio_io_handle_t *ioHandle,
|
|
audio_devices_t *device)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->acquireSoundTriggerSession(session, ioHandle, device);
|
|
}
|
|
|
|
status_t AudioSystem::releaseSoundTriggerSession(audio_session_t session)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->releaseSoundTriggerSession(session);
|
|
}
|
|
|
|
audio_mode_t AudioSystem::getPhoneState()
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return AUDIO_MODE_INVALID;
|
|
return aps->getPhoneState();
|
|
}
|
|
|
|
status_t AudioSystem::registerPolicyMixes(const Vector<AudioMix>& mixes, bool registration)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->registerPolicyMixes(mixes, registration);
|
|
}
|
|
|
|
status_t AudioSystem::startAudioSource(const struct audio_port_config *source,
|
|
const audio_attributes_t *attributes,
|
|
audio_patch_handle_t *handle)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->startAudioSource(source, attributes, handle);
|
|
}
|
|
|
|
status_t AudioSystem::stopAudioSource(audio_patch_handle_t handle)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->stopAudioSource(handle);
|
|
}
|
|
|
|
status_t AudioSystem::setMasterMono(bool mono)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->setMasterMono(mono);
|
|
}
|
|
|
|
status_t AudioSystem::getMasterMono(bool *mono)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return PERMISSION_DENIED;
|
|
return aps->getMasterMono(mono);
|
|
}
|
|
|
|
float AudioSystem::getStreamVolumeDB(audio_stream_type_t stream, int index, audio_devices_t device)
|
|
{
|
|
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
|
|
if (aps == 0) return NAN;
|
|
return aps->getStreamVolumeDB(stream, index, device);
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
int AudioSystem::AudioPolicyServiceClient::addAudioPortCallback(
|
|
const sp<AudioPortCallback>& callback)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
for (size_t i = 0; i < mAudioPortCallbacks.size(); i++) {
|
|
if (mAudioPortCallbacks[i] == callback) {
|
|
return -1;
|
|
}
|
|
}
|
|
mAudioPortCallbacks.add(callback);
|
|
return mAudioPortCallbacks.size();
|
|
}
|
|
|
|
int AudioSystem::AudioPolicyServiceClient::removeAudioPortCallback(
|
|
const sp<AudioPortCallback>& callback)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
size_t i;
|
|
for (i = 0; i < mAudioPortCallbacks.size(); i++) {
|
|
if (mAudioPortCallbacks[i] == callback) {
|
|
break;
|
|
}
|
|
}
|
|
if (i == mAudioPortCallbacks.size()) {
|
|
return -1;
|
|
}
|
|
mAudioPortCallbacks.removeAt(i);
|
|
return mAudioPortCallbacks.size();
|
|
}
|
|
|
|
|
|
void AudioSystem::AudioPolicyServiceClient::onAudioPortListUpdate()
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
for (size_t i = 0; i < mAudioPortCallbacks.size(); i++) {
|
|
mAudioPortCallbacks[i]->onAudioPortListUpdate();
|
|
}
|
|
}
|
|
|
|
void AudioSystem::AudioPolicyServiceClient::onAudioPatchListUpdate()
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
for (size_t i = 0; i < mAudioPortCallbacks.size(); i++) {
|
|
mAudioPortCallbacks[i]->onAudioPatchListUpdate();
|
|
}
|
|
}
|
|
|
|
void AudioSystem::AudioPolicyServiceClient::onDynamicPolicyMixStateUpdate(
|
|
String8 regId, int32_t state)
|
|
{
|
|
ALOGV("AudioPolicyServiceClient::onDynamicPolicyMixStateUpdate(%s, %d)", regId.string(), state);
|
|
dynamic_policy_callback cb = NULL;
|
|
{
|
|
Mutex::Autolock _l(AudioSystem::gLock);
|
|
cb = gDynPolicyCallback;
|
|
}
|
|
|
|
if (cb != NULL) {
|
|
cb(DYNAMIC_POLICY_EVENT_MIX_STATE_UPDATE, regId, state);
|
|
}
|
|
}
|
|
|
|
void AudioSystem::AudioPolicyServiceClient::onRecordingConfigurationUpdate(
|
|
int event, const record_client_info_t *clientInfo,
|
|
const audio_config_base_t *clientConfig, const audio_config_base_t *deviceConfig,
|
|
audio_patch_handle_t patchHandle) {
|
|
record_config_callback cb = NULL;
|
|
{
|
|
Mutex::Autolock _l(AudioSystem::gLock);
|
|
cb = gRecordConfigCallback;
|
|
}
|
|
|
|
if (cb != NULL) {
|
|
cb(event, clientInfo, clientConfig, deviceConfig, patchHandle);
|
|
}
|
|
}
|
|
|
|
void AudioSystem::AudioPolicyServiceClient::binderDied(const wp<IBinder>& who __unused)
|
|
{
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
for (size_t i = 0; i < mAudioPortCallbacks.size(); i++) {
|
|
mAudioPortCallbacks[i]->onServiceDied();
|
|
}
|
|
}
|
|
{
|
|
Mutex::Autolock _l(gLockAPS);
|
|
AudioSystem::gAudioPolicyService.clear();
|
|
}
|
|
|
|
ALOGW("AudioPolicyService server died!");
|
|
}
|
|
|
|
} // namespace android
|