e0e9ecc0ce
Use integers instead of void* as input/output handles at IAudioFlinger and IAudioPolicyService interfaces. AudioFlinger maintains an always increasing count of opened inputs or outputs as unique ID.
651 lines
20 KiB
C++
651 lines
20 KiB
C++
/*
|
|
* 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 "AudioPolicyService"
|
|
//#define LOG_NDEBUG 0
|
|
#include <binder/IServiceManager.h>
|
|
#include <utils/Log.h>
|
|
#include <cutils/properties.h>
|
|
#include <binder/IPCThreadState.h>
|
|
#include <utils/String16.h>
|
|
#include <utils/threads.h>
|
|
#include "AudioPolicyService.h"
|
|
#include "AudioPolicyManagerGeneric.h"
|
|
#include <cutils/properties.h>
|
|
#include <dlfcn.h>
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// the sim build doesn't have gettid
|
|
|
|
#ifndef HAVE_GETTID
|
|
# define gettid getpid
|
|
#endif
|
|
|
|
namespace android {
|
|
|
|
static bool checkPermission() {
|
|
#ifndef HAVE_ANDROID_OS
|
|
return true;
|
|
#endif
|
|
if (getpid() == IPCThreadState::self()->getCallingPid()) return true;
|
|
bool ok = checkCallingPermission(String16("android.permission.MODIFY_AUDIO_SETTINGS"));
|
|
if (!ok) LOGE("Request requires android.permission.MODIFY_AUDIO_SETTINGS");
|
|
return ok;
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
|
|
AudioPolicyService::AudioPolicyService()
|
|
: BnAudioPolicyService() , mpPolicyManager(NULL)
|
|
{
|
|
char value[PROPERTY_VALUE_MAX];
|
|
|
|
// start tone playback thread
|
|
mTonePlaybacThread = new AudioCommandThread();
|
|
// start audio commands thread
|
|
mAudioCommandThread = new AudioCommandThread();
|
|
|
|
#if (defined GENERIC_AUDIO) || (defined AUDIO_POLICY_TEST)
|
|
mpPolicyManager = new AudioPolicyManagerGeneric(this);
|
|
LOGV("build for GENERIC_AUDIO - using generic audio policy");
|
|
#else
|
|
// if running in emulation - use the emulator driver
|
|
if (property_get("ro.kernel.qemu", value, 0)) {
|
|
LOGV("Running in emulation - using generic audio policy");
|
|
mpPolicyManager = new AudioPolicyManagerGeneric(this);
|
|
}
|
|
else {
|
|
LOGV("Using hardware specific audio policy");
|
|
mpPolicyManager = createAudioPolicyManager(this);
|
|
}
|
|
#endif
|
|
|
|
// load properties
|
|
property_get("ro.camera.sound.forced", value, "0");
|
|
mpPolicyManager->setSystemProperty("ro.camera.sound.forced", value);
|
|
}
|
|
|
|
AudioPolicyService::~AudioPolicyService()
|
|
{
|
|
mTonePlaybacThread->exit();
|
|
mTonePlaybacThread.clear();
|
|
mAudioCommandThread->exit();
|
|
mAudioCommandThread.clear();
|
|
|
|
if (mpPolicyManager) {
|
|
delete mpPolicyManager;
|
|
}
|
|
}
|
|
|
|
|
|
status_t AudioPolicyService::setDeviceConnectionState(AudioSystem::audio_devices device,
|
|
AudioSystem::device_connection_state state,
|
|
const char *device_address)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
if (!checkPermission()) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
if (!AudioSystem::isOutputDevice(device) && !AudioSystem::isInputDevice(device)) {
|
|
return BAD_VALUE;
|
|
}
|
|
if (state != AudioSystem::DEVICE_STATE_AVAILABLE && state != AudioSystem::DEVICE_STATE_UNAVAILABLE) {
|
|
return BAD_VALUE;
|
|
}
|
|
|
|
LOGV("setDeviceConnectionState() tid %d", gettid());
|
|
Mutex::Autolock _l(mLock);
|
|
return mpPolicyManager->setDeviceConnectionState(device, state, device_address);
|
|
}
|
|
|
|
AudioSystem::device_connection_state AudioPolicyService::getDeviceConnectionState(AudioSystem::audio_devices device,
|
|
const char *device_address)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return AudioSystem::DEVICE_STATE_UNAVAILABLE;
|
|
}
|
|
if (!checkPermission()) {
|
|
return AudioSystem::DEVICE_STATE_UNAVAILABLE;
|
|
}
|
|
return mpPolicyManager->getDeviceConnectionState(device, device_address);
|
|
}
|
|
|
|
status_t AudioPolicyService::setPhoneState(int state)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
if (!checkPermission()) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
if (state < 0 || state >= AudioSystem::NUM_MODES) {
|
|
return BAD_VALUE;
|
|
}
|
|
|
|
LOGV("setPhoneState() tid %d", gettid());
|
|
|
|
// TODO: check if it is more appropriate to do it in platform specific policy manager
|
|
AudioSystem::setMode(state);
|
|
|
|
Mutex::Autolock _l(mLock);
|
|
mpPolicyManager->setPhoneState(state);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioPolicyService::setRingerMode(uint32_t mode, uint32_t mask)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
if (!checkPermission()) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
|
|
mpPolicyManager->setRingerMode(mode, mask);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioPolicyService::setForceUse(AudioSystem::force_use usage, AudioSystem::forced_config config)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
if (!checkPermission()) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
if (usage < 0 || usage >= AudioSystem::NUM_FORCE_USE) {
|
|
return BAD_VALUE;
|
|
}
|
|
if (config < 0 || config >= AudioSystem::NUM_FORCE_CONFIG) {
|
|
return BAD_VALUE;
|
|
}
|
|
LOGV("setForceUse() tid %d", gettid());
|
|
Mutex::Autolock _l(mLock);
|
|
mpPolicyManager->setForceUse(usage, config);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
AudioSystem::forced_config AudioPolicyService::getForceUse(AudioSystem::force_use usage)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return AudioSystem::FORCE_NONE;
|
|
}
|
|
if (!checkPermission()) {
|
|
return AudioSystem::FORCE_NONE;
|
|
}
|
|
if (usage < 0 || usage >= AudioSystem::NUM_FORCE_USE) {
|
|
return AudioSystem::FORCE_NONE;
|
|
}
|
|
return mpPolicyManager->getForceUse(usage);
|
|
}
|
|
|
|
audio_io_handle_t AudioPolicyService::getOutput(AudioSystem::stream_type stream,
|
|
uint32_t samplingRate,
|
|
uint32_t format,
|
|
uint32_t channels,
|
|
AudioSystem::output_flags flags)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return 0;
|
|
}
|
|
LOGV("getOutput() tid %d", gettid());
|
|
Mutex::Autolock _l(mLock);
|
|
return mpPolicyManager->getOutput(stream, samplingRate, format, channels, flags);
|
|
}
|
|
|
|
status_t AudioPolicyService::startOutput(audio_io_handle_t output, AudioSystem::stream_type stream)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
LOGV("startOutput() tid %d", gettid());
|
|
Mutex::Autolock _l(mLock);
|
|
return mpPolicyManager->startOutput(output, stream);
|
|
}
|
|
|
|
status_t AudioPolicyService::stopOutput(audio_io_handle_t output, AudioSystem::stream_type stream)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
LOGV("stopOutput() tid %d", gettid());
|
|
Mutex::Autolock _l(mLock);
|
|
return mpPolicyManager->stopOutput(output, stream);
|
|
}
|
|
|
|
void AudioPolicyService::releaseOutput(audio_io_handle_t output)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return;
|
|
}
|
|
LOGV("releaseOutput() tid %d", gettid());
|
|
Mutex::Autolock _l(mLock);
|
|
mpPolicyManager->releaseOutput(output);
|
|
}
|
|
|
|
audio_io_handle_t AudioPolicyService::getInput(int inputSource,
|
|
uint32_t samplingRate,
|
|
uint32_t format,
|
|
uint32_t channels,
|
|
AudioSystem::audio_in_acoustics acoustics)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return 0;
|
|
}
|
|
Mutex::Autolock _l(mLock);
|
|
return mpPolicyManager->getInput(inputSource, samplingRate, format, channels, acoustics);
|
|
}
|
|
|
|
status_t AudioPolicyService::startInput(audio_io_handle_t input)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
Mutex::Autolock _l(mLock);
|
|
return mpPolicyManager->startInput(input);
|
|
}
|
|
|
|
status_t AudioPolicyService::stopInput(audio_io_handle_t input)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
Mutex::Autolock _l(mLock);
|
|
return mpPolicyManager->stopInput(input);
|
|
}
|
|
|
|
void AudioPolicyService::releaseInput(audio_io_handle_t input)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return;
|
|
}
|
|
Mutex::Autolock _l(mLock);
|
|
mpPolicyManager->releaseInput(input);
|
|
}
|
|
|
|
status_t AudioPolicyService::initStreamVolume(AudioSystem::stream_type stream,
|
|
int indexMin,
|
|
int indexMax)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
if (!checkPermission()) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
if (stream < 0 || stream >= AudioSystem::NUM_STREAM_TYPES) {
|
|
return BAD_VALUE;
|
|
}
|
|
mpPolicyManager->initStreamVolume(stream, indexMin, indexMax);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioPolicyService::setStreamVolumeIndex(AudioSystem::stream_type stream, int index)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
if (!checkPermission()) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
if (stream < 0 || stream >= AudioSystem::NUM_STREAM_TYPES) {
|
|
return BAD_VALUE;
|
|
}
|
|
|
|
return mpPolicyManager->setStreamVolumeIndex(stream, index);
|
|
}
|
|
|
|
status_t AudioPolicyService::getStreamVolumeIndex(AudioSystem::stream_type stream, int *index)
|
|
{
|
|
if (mpPolicyManager == NULL) {
|
|
return NO_INIT;
|
|
}
|
|
if (!checkPermission()) {
|
|
return PERMISSION_DENIED;
|
|
}
|
|
if (stream < 0 || stream >= AudioSystem::NUM_STREAM_TYPES) {
|
|
return BAD_VALUE;
|
|
}
|
|
return mpPolicyManager->getStreamVolumeIndex(stream, index);
|
|
}
|
|
|
|
void AudioPolicyService::binderDied(const wp<IBinder>& who) {
|
|
LOGW("binderDied() %p, tid %d, calling tid %d", who.unsafe_get(), gettid(), IPCThreadState::self()->getCallingPid());
|
|
}
|
|
|
|
status_t AudioPolicyService::dump(int fd, const Vector<String16>& args)
|
|
{
|
|
if (checkCallingPermission(String16("android.permission.DUMP")) == false) {
|
|
dumpPermissionDenial(fd, args);
|
|
} else {
|
|
|
|
}
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioPolicyService::dumpPermissionDenial(int fd, const Vector<String16>& args)
|
|
{
|
|
const size_t SIZE = 256;
|
|
char buffer[SIZE];
|
|
String8 result;
|
|
snprintf(buffer, SIZE, "Permission Denial: "
|
|
"can't dump AudioPolicyService from pid=%d, uid=%d\n",
|
|
IPCThreadState::self()->getCallingPid(),
|
|
IPCThreadState::self()->getCallingUid());
|
|
result.append(buffer);
|
|
write(fd, result.string(), result.size());
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioPolicyService::onTransact(
|
|
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
|
|
{
|
|
return BnAudioPolicyService::onTransact(code, data, reply, flags);
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------------------------------
|
|
void AudioPolicyService::instantiate() {
|
|
defaultServiceManager()->addService(
|
|
String16("media.audio_policy"), new AudioPolicyService());
|
|
}
|
|
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// AudioPolicyClientInterface implementation
|
|
// ----------------------------------------------------------------------------
|
|
|
|
|
|
audio_io_handle_t AudioPolicyService::openOutput(uint32_t *pDevices,
|
|
uint32_t *pSamplingRate,
|
|
uint32_t *pFormat,
|
|
uint32_t *pChannels,
|
|
uint32_t *pLatencyMs,
|
|
AudioSystem::output_flags flags)
|
|
{
|
|
sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) {
|
|
LOGW("openOutput() could not get AudioFlinger");
|
|
return 0;
|
|
}
|
|
|
|
return af->openOutput(pDevices, pSamplingRate, (uint32_t *)pFormat, pChannels, pLatencyMs, flags);
|
|
}
|
|
|
|
audio_io_handle_t AudioPolicyService::openDuplicateOutput(audio_io_handle_t output1, audio_io_handle_t output2)
|
|
{
|
|
sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) {
|
|
LOGW("openDuplicateOutput() could not get AudioFlinger");
|
|
return 0;
|
|
}
|
|
return af->openDuplicateOutput(output1, output2);
|
|
}
|
|
|
|
status_t AudioPolicyService::closeOutput(audio_io_handle_t output)
|
|
{
|
|
sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
|
|
return af->closeOutput(output);
|
|
}
|
|
|
|
|
|
status_t AudioPolicyService::suspendOutput(audio_io_handle_t output)
|
|
{
|
|
sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) {
|
|
LOGW("suspendOutput() could not get AudioFlinger");
|
|
return PERMISSION_DENIED;
|
|
}
|
|
|
|
return af->suspendOutput(output);
|
|
}
|
|
|
|
status_t AudioPolicyService::restoreOutput(audio_io_handle_t output)
|
|
{
|
|
sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) {
|
|
LOGW("restoreOutput() could not get AudioFlinger");
|
|
return PERMISSION_DENIED;
|
|
}
|
|
|
|
return af->restoreOutput(output);
|
|
}
|
|
|
|
audio_io_handle_t AudioPolicyService::openInput(uint32_t *pDevices,
|
|
uint32_t *pSamplingRate,
|
|
uint32_t *pFormat,
|
|
uint32_t *pChannels,
|
|
uint32_t acoustics)
|
|
{
|
|
sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) {
|
|
LOGW("openInput() could not get AudioFlinger");
|
|
return 0;
|
|
}
|
|
|
|
return af->openInput(pDevices, pSamplingRate, (uint32_t *)pFormat, pChannels, acoustics);
|
|
}
|
|
|
|
status_t AudioPolicyService::closeInput(audio_io_handle_t input)
|
|
{
|
|
sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
|
|
return af->closeInput(input);
|
|
}
|
|
|
|
status_t AudioPolicyService::setStreamVolume(AudioSystem::stream_type stream, float volume, audio_io_handle_t output)
|
|
{
|
|
return mAudioCommandThread->volumeCommand((int)stream, volume, (int)output);
|
|
}
|
|
|
|
status_t AudioPolicyService::setStreamOutput(AudioSystem::stream_type stream, audio_io_handle_t output)
|
|
{
|
|
sp<IAudioFlinger> af = AudioSystem::get_audio_flinger();
|
|
if (af == 0) return PERMISSION_DENIED;
|
|
|
|
return af->setStreamOutput(stream, output);
|
|
}
|
|
|
|
|
|
void AudioPolicyService::setParameters(audio_io_handle_t ioHandle, const String8& keyValuePairs)
|
|
{
|
|
mAudioCommandThread->parametersCommand((int)ioHandle, keyValuePairs);
|
|
}
|
|
|
|
String8 AudioPolicyService::getParameters(audio_io_handle_t ioHandle, const String8& keys)
|
|
{
|
|
String8 result = AudioSystem::getParameters(ioHandle, keys);
|
|
return result;
|
|
}
|
|
|
|
status_t AudioPolicyService::startTone(ToneGenerator::tone_type tone, AudioSystem::stream_type stream)
|
|
{
|
|
mTonePlaybacThread->startToneCommand(tone, stream);
|
|
return NO_ERROR;
|
|
}
|
|
|
|
status_t AudioPolicyService::stopTone()
|
|
{
|
|
mTonePlaybacThread->stopToneCommand();
|
|
return NO_ERROR;
|
|
}
|
|
|
|
|
|
// ----------- AudioPolicyService::AudioCommandThread implementation ----------
|
|
|
|
AudioPolicyService::AudioCommandThread::AudioCommandThread()
|
|
: Thread(false)
|
|
{
|
|
mpToneGenerator = NULL;
|
|
}
|
|
|
|
|
|
AudioPolicyService::AudioCommandThread::~AudioCommandThread()
|
|
{
|
|
mAudioCommands.clear();
|
|
if (mpToneGenerator != NULL) delete mpToneGenerator;
|
|
}
|
|
|
|
void AudioPolicyService::AudioCommandThread::onFirstRef()
|
|
{
|
|
const size_t SIZE = 256;
|
|
char buffer[SIZE];
|
|
|
|
snprintf(buffer, SIZE, "AudioCommandThread");
|
|
|
|
run(buffer, ANDROID_PRIORITY_AUDIO);
|
|
}
|
|
|
|
bool AudioPolicyService::AudioCommandThread::threadLoop()
|
|
{
|
|
mLock.lock();
|
|
while (!exitPending())
|
|
{
|
|
while(!mAudioCommands.isEmpty()) {
|
|
AudioCommand *command = mAudioCommands[0];
|
|
mAudioCommands.removeAt(0);
|
|
switch (command->mCommand) {
|
|
case START_TONE: {
|
|
mLock.unlock();
|
|
ToneData *data = (ToneData *)command->mParam;
|
|
LOGV("AudioCommandThread() processing start tone %d on stream %d",
|
|
data->mType, data->mStream);
|
|
if (mpToneGenerator != NULL)
|
|
delete mpToneGenerator;
|
|
mpToneGenerator = new ToneGenerator(data->mStream, 1.0);
|
|
mpToneGenerator->startTone(data->mType);
|
|
delete data;
|
|
mLock.lock();
|
|
}break;
|
|
case STOP_TONE: {
|
|
mLock.unlock();
|
|
LOGV("AudioCommandThread() processing stop tone");
|
|
if (mpToneGenerator != NULL) {
|
|
mpToneGenerator->stopTone();
|
|
delete mpToneGenerator;
|
|
mpToneGenerator = NULL;
|
|
}
|
|
mLock.lock();
|
|
}break;
|
|
case SET_VOLUME: {
|
|
VolumeData *data = (VolumeData *)command->mParam;
|
|
LOGV("AudioCommandThread() processing set volume stream %d, volume %f, output %d", data->mStream, data->mVolume, data->mIO);
|
|
mCommandStatus = AudioSystem::setStreamVolume(data->mStream, data->mVolume, data->mIO);
|
|
mCommandCond.signal();
|
|
mWaitWorkCV.wait(mLock);
|
|
delete data;
|
|
}break;
|
|
case SET_PARAMETERS: {
|
|
ParametersData *data = (ParametersData *)command->mParam;
|
|
LOGV("AudioCommandThread() processing set parameters string %s, io %d", data->mKeyValuePairs.string(), data->mIO);
|
|
mCommandStatus = AudioSystem::setParameters(data->mIO, data->mKeyValuePairs);
|
|
mCommandCond.signal();
|
|
mWaitWorkCV.wait(mLock);
|
|
delete data;
|
|
}break;
|
|
default:
|
|
LOGW("AudioCommandThread() unknown command %d", command->mCommand);
|
|
}
|
|
delete command;
|
|
}
|
|
LOGV("AudioCommandThread() going to sleep");
|
|
mWaitWorkCV.wait(mLock);
|
|
LOGV("AudioCommandThread() waking up");
|
|
}
|
|
mLock.unlock();
|
|
return false;
|
|
}
|
|
|
|
void AudioPolicyService::AudioCommandThread::startToneCommand(int type, int stream)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
AudioCommand *command = new AudioCommand();
|
|
command->mCommand = START_TONE;
|
|
ToneData *data = new ToneData();
|
|
data->mType = type;
|
|
data->mStream = stream;
|
|
command->mParam = (void *)data;
|
|
mAudioCommands.add(command);
|
|
LOGV("AudioCommandThread() adding tone start type %d, stream %d", type, stream);
|
|
mWaitWorkCV.signal();
|
|
}
|
|
|
|
void AudioPolicyService::AudioCommandThread::stopToneCommand()
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
AudioCommand *command = new AudioCommand();
|
|
command->mCommand = STOP_TONE;
|
|
command->mParam = NULL;
|
|
mAudioCommands.add(command);
|
|
LOGV("AudioCommandThread() adding tone stop");
|
|
mWaitWorkCV.signal();
|
|
}
|
|
|
|
status_t AudioPolicyService::AudioCommandThread::volumeCommand(int stream, float volume, int output)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
AudioCommand *command = new AudioCommand();
|
|
command->mCommand = SET_VOLUME;
|
|
VolumeData *data = new VolumeData();
|
|
data->mStream = stream;
|
|
data->mVolume = volume;
|
|
data->mIO = output;
|
|
command->mParam = data;
|
|
mAudioCommands.add(command);
|
|
LOGV("AudioCommandThread() adding set volume stream %d, volume %f, output %d", stream, volume, output);
|
|
mWaitWorkCV.signal();
|
|
mCommandCond.wait(mLock);
|
|
status_t status = mCommandStatus;
|
|
mWaitWorkCV.signal();
|
|
return status;
|
|
}
|
|
|
|
status_t AudioPolicyService::AudioCommandThread::parametersCommand(int ioHandle, const String8& keyValuePairs)
|
|
{
|
|
Mutex::Autolock _l(mLock);
|
|
AudioCommand *command = new AudioCommand();
|
|
command->mCommand = SET_PARAMETERS;
|
|
ParametersData *data = new ParametersData();
|
|
data->mIO = ioHandle;
|
|
data->mKeyValuePairs = keyValuePairs;
|
|
command->mParam = data;
|
|
mAudioCommands.add(command);
|
|
LOGV("AudioCommandThread() adding set parameter string %s, io %d", keyValuePairs.string(), ioHandle);
|
|
mWaitWorkCV.signal();
|
|
mCommandCond.wait(mLock);
|
|
status_t status = mCommandStatus;
|
|
mWaitWorkCV.signal();
|
|
return status;
|
|
}
|
|
|
|
void AudioPolicyService::AudioCommandThread::exit()
|
|
{
|
|
LOGV("AudioCommandThread::exit");
|
|
{
|
|
AutoMutex _l(mLock);
|
|
requestExit();
|
|
mWaitWorkCV.signal();
|
|
}
|
|
requestExitAndWait();
|
|
}
|
|
|
|
}; // namespace android
|