status_t AudioPolicyManager::stopOutput(audio_io_handle_t output, AudioSystem::stream_type stream, int session)
{
LOGV("stopOutput() output %d, stream %d", output, stream);
ssize_t index = mOutputs.indexOfKey(output);
if (index < 0) {
LOGW("stopOutput() unknow output %d", output);
return BAD_VALUE;
}
AudioOutputDescriptor *outputDesc = mOutputs.valueAt(index);
routing_strategy strategy = AudioPolicyManagerBase::getStrategy((AudioSystem::stream_type)stream);
// handle special case for sonification while in call
if (isInCall()) {
AudioPolicyManagerBase::handleIncallSonification(stream, false, false);
}
if (outputDesc->mRefCount[stream] > 0) {
// decrement usage count of this stream on the output
outputDesc->changeRefCount(stream, -1);
// store time at which the last music track was stopped - see computeVolume()
if (stream == AudioSystem::MUSIC) {
outputDesc->mStopTime[stream] = systemTime();
// mMusicStopTime = systemTime();
}
#ifdef WITH_QCOM_LPA
uint32_t newDevice = AudioPolicyManagerBase::getNewDevice(mHardwareOutput, false);
if(newDevice == 0 && mLPADecodeOutput != -1) {
newDevice = AudioPolicyManagerBase::getNewDevice(mLPADecodeOutput, false);
}
setOutputDevice(output, newDevice);
#else
setOutputDevice(output, AudioPolicyManagerBase::getNewDevice(output));
#endif
#ifdef WITH_A2DP
if (mA2dpOutput != 0 && !a2dpUsedForSonification() &&
(strategy == STRATEGY_SONIFICATION || strategy == STRATEGY_ENFORCED_AUDIBLE)) {
setStrategyMute(STRATEGY_MEDIA,
false,
mA2dpOutput,
mOutputs.valueFor(mHardwareOutput)->mLatency*2);
}
#endif
if (output != mHardwareOutput) {
setOutputDevice(mHardwareOutput, AudioPolicyManagerBase::getNewDevice(mHardwareOutput), true);
}
return NO_ERROR;
} else {
LOGW("stopOutput() refcount is already 0 for output %d", output);
return INVALID_OPERATION;
}
}
HidController::HidController(const hid_device_info deviceInfo)
: m_pHidDevice(NULL) {
// Copy required variables from deviceInfo, which will be freed after
// this class is initialized by caller.
hid_vendor_id = deviceInfo.vendor_id;
hid_product_id = deviceInfo.product_id;
hid_interface_number = deviceInfo.interface_number;
if (hid_interface_number == -1) {
// OS/X and windows don't use interface numbers, but usage_page/usage
hid_usage_page = deviceInfo.usage_page;
hid_usage = deviceInfo.usage;
} else {
// Linux hidapi does not set value for usage_page or usage and uses
// interface number to identify subdevices
hid_usage_page = 0;
hid_usage = 0;
}
// Don't trust path to be null terminated.
hid_path = new char[PATH_MAX + 1];
strncpy(hid_path, deviceInfo.path, PATH_MAX);
hid_path[PATH_MAX] = 0;
hid_serial_raw = NULL;
if (deviceInfo.serial_number != NULL) {
size_t serial_max_length = 512;
hid_serial_raw = new wchar_t[serial_max_length+1];
wcsncpy(hid_serial_raw, deviceInfo.serial_number, serial_max_length);
hid_serial_raw[serial_max_length] = 0;
}
hid_serial = safeDecodeWideString(deviceInfo.serial_number, 512);
hid_manufacturer = safeDecodeWideString(deviceInfo.manufacturer_string, 512);
hid_product = safeDecodeWideString(deviceInfo.product_string, 512);
guessDeviceCategory();
// Set the Unique Identifier to the serial_number
m_sUID = hid_serial;
//Note: We include the last 4 digits of the serial number and the
// interface number to allow the user (and Mixxx!) to keep track of
// which is which
if (hid_interface_number < 0) {
setDeviceName(
QString("%1 %2").arg(hid_product)
.arg(hid_serial.right(4)));
} else {
setDeviceName(
QString("%1 %2_%3").arg(hid_product)
.arg(hid_serial.right(4))
.arg(QString::number(hid_interface_number)));
m_sUID.append(QString::number(hid_interface_number));
}
// All HID devices are full-duplex
setInputDevice(true);
setOutputDevice(true);
m_pReader = NULL;
}
void MIDIDeviceParameter::midiDeviceOutAdded(MIDIOutputDevice * o)
{
if (outputDevice == nullptr&& o->name == ghostDeviceOut)
{
setOutputDevice(o);
}
}
void MIDIDeviceParameter::midiDeviceOutRemoved(MIDIOutputDevice * o)
{
if (o == outputDevice)
{
if(o != nullptr) ghostDeviceOut = o->name;
setOutputDevice(nullptr);
}
}
Prefs::Prefs(QObject *parent, const char *name)
: QObject(parent)
{
this->setObjectName(name);
setInputDevice(0);
setOutputDevice(0);
setRingDevice(0);
setFilterFlag(IAXC_FILTER_AAGC|IAXC_FILTER_ECHO|IAXC_FILTER_DENOISE|IAXC_FILTER_CN);
silenceThreshold = -99; // default
}
status_t AudioPolicyManager::startOutput(audio_io_handle_t output, AudioSystem::stream_type stream, int session)
{
LOGV("startOutput() output %d, stream %d", output, stream);
ssize_t index = mOutputs.indexOfKey(output);
if (index < 0) {
LOGW("startOutput() unknow output %d", output);
return BAD_VALUE;
}
AudioOutputDescriptor *outputDesc = mOutputs.valueAt(index);
routing_strategy strategy = getStrategy((AudioSystem::stream_type)stream);
#ifdef WITH_A2DP
if (mA2dpOutput != 0 && !a2dpUsedForSonification() &&
(strategy == STRATEGY_SONIFICATION || strategy == STRATEGY_ENFORCED_AUDIBLE)) {
setStrategyMute(STRATEGY_MEDIA, true, mA2dpOutput);
}
#endif
// incremenent usage count for this stream on the requested output:
// NOTE that the usage count is the same for duplicated output and hardware output which is
// necassary for a correct control of hardware output routing by startOutput() and stopOutput()
outputDesc->changeRefCount(stream, 1);
#ifdef FM_RADIO
#ifdef WITH_QCOM_LPA
if ((stream == AudioSystem::FM && output == mA2dpOutput) || output == mLPADecodeOutput)
setOutputDevice(output, AudioPolicyManagerBase::getNewDevice(output), true);
else
setOutputDevice(output, AudioPolicyManagerBase::getNewDevice(output));
#else
if (stream == AudioSystem::FM && output == mA2dpOutput)
setOutputDevice(output, AudioPolicyManagerBase::getNewDevice(output), true);
else
setOutputDevice(output, AudioPolicyManagerBase::getNewDevice(output));
#endif
#else
#ifdef WITH_QCOM_LPA
if (output == mLPADecodeOutput)
setOutputDevice(output, AudioPolicyManagerBase::getNewDevice(output), true);
else
setOutputDevice(output, AudioPolicyManagerBase::getNewDevice(output));
#else
setOutputDevice(output, AudioPolicyManagerBase::getNewDevice(output));
#endif
#endif
// handle special case for sonification while in call
if (isInCall()) {
AudioPolicyManagerBase::handleIncallSonification(stream, true, false);
}
// apply volume rules for current stream and device if necessary
checkAndSetVolume(stream, mStreams[stream].mIndexCur, output, outputDesc->device());
return NO_ERROR;
}
void MIDIDeviceParameter::loadJSONDataInternal(var data)
{
Parameter::loadJSONDataInternal(data);
setInputDevice(MIDIManager::getInstance()->getInputDeviceWithName(value[0]));
if (inputDevice == nullptr) ghostDeviceIn = data.getProperty("value", var())[0];
setOutputDevice(MIDIManager::getInstance()->getOutputDeviceWithName(value[1]));
if (outputDevice == nullptr) ghostDeviceOut = data.getProperty("value", var())[1];
}
/* LGE_CHANGE_E [email protected] 2010.01.27 */ status_t AudioPolicyManagerALSA::stopOutput(audio_io_handle_t output, AudioSystem::stream_type stream) { LOGV("stopOutput() output %d, stream %d", output, stream); ssize_t index = mOutputs.indexOfKey(output); if (index < 0) { LOGW("stopOutput() unknow output %d", output); return BAD_VALUE; } AudioOutputDescriptor *outputDesc = mOutputs.valueAt(index); routing_strategy strategy = getStrategy((AudioSystem::stream_type)stream); // handle special case for sonification while in call if (mPhoneState == AudioSystem::MODE_IN_CALL) { handleIncallSonification(stream, false, false); } if (outputDesc->isUsedByStrategy(strategy)) { // decrement usage count of this stream on the output outputDesc->changeRefCount(stream, -1); if (!outputDesc->isUsedByStrategy(strategy)) { // if the stream is the last of its strategy to use this output, change routing // in the following order or priority: // PHONE > SONIFICATION > MEDIA > DTMF uint32_t newDevice = 0; if (outputDesc->isUsedByStrategy(STRATEGY_PHONE)) { newDevice = getDeviceForStrategy(STRATEGY_PHONE); } else if (outputDesc->isUsedByStrategy(STRATEGY_SONIFICATION)) { newDevice = getDeviceForStrategy(STRATEGY_SONIFICATION); } else if (mPhoneState == AudioSystem::MODE_IN_CALL) { newDevice = getDeviceForStrategy(STRATEGY_PHONE); } else if (outputDesc->isUsedByStrategy(STRATEGY_MEDIA)) { newDevice = getDeviceForStrategy(STRATEGY_MEDIA); } else if (outputDesc->isUsedByStrategy(STRATEGY_DTMF)) { newDevice = getDeviceForStrategy(STRATEGY_DTMF); } // apply routing change if necessary. // insert a delay of 2 times the audio hardware latency to ensure PCM // buffers in audio flinger and audio hardware are emptied before the // routing change is executed. setOutputDevice(mHardwareOutput, newDevice, false, mOutputs.valueFor(mHardwareOutput)->mLatency*2); } // store time at which the last music track was stopped - see computeVolume() if (stream == AudioSystem::MUSIC) { mMusicStopTime = systemTime(); } return NO_ERROR; } else { LOGW("stopOutput() refcount is already 0 for output %d", output); return INVALID_OPERATION; } }
bool AudioOutput::event(QEvent *ev)
{
switch (ev->type()) {
case Event::AudioDeviceFailed:
{
ev->accept();
// we don't know for sure which AudioPort failed. We also can't know from the
// information libxine makes available. So we have to just try the old device again
if (setOutputDevice(m_device)) {
return true;
}
// we really need a different output device
QMetaObject::invokeMethod(this, "audioDeviceFailed", Qt::QueuedConnection);
}
return true;
default:
return AbstractAudioOutput::event(ev);
}
}
void testApp::checkPressOnDeviceList(int x, int y){
if (mouseX > ofGetWidth() - 360){
//check height
float deviceNumber = y - deviceListHeightOffset/2;
deviceNumber /= deviceListHeightDistance;
int deviceInt = (int) round( deviceNumber)-1;
if (showingInputDevices && inputSoundStream.deviceList[deviceInt].maxNumberOfInputs > 0){
setInputDevice(deviceInt);
showingInputDevices = false;
}
if (showingOutputDevices && outputSoundStream.deviceList[deviceInt].maxNumberOfOutputs > 0){
setOutputDevice(deviceInt);
showingOutputDevices = false;
}
}
}
BulkController::BulkController(libusb_context* context,
libusb_device_handle *handle,
struct libusb_device_descriptor *desc)
: m_context(context),
m_phandle(handle),
in_epaddr(0),
out_epaddr(0)
{
vendor_id = desc->idVendor;
product_id = desc->idProduct;
manufacturer = get_string(handle, desc->iManufacturer);
product = get_string(handle, desc->iProduct);
m_sUID = get_string(handle, desc->iSerialNumber);
setDeviceCategory(tr("USB Controller"));
setDeviceName(QString("%1 %2").arg(product).arg(m_sUID));
setInputDevice(true);
setOutputDevice(true);
m_pReader = NULL;
}
bool AudioOutput::setOutputDevice(const AudioOutputDevice & newDevice)
{
//stub implementation
return setOutputDevice(newDevice.index());
}
//--------------------------------------------------------------
void testApp::setup(){
/*
soundStream.setup(this, 0, 2, 44100, bufferSize, 4);
*/
screenToDraw = 1;
aubioOnsetDetect = new ofxAubioOnsetDetection();
sampleIndex = 0;
outputIsSameAsInput = true;
infoString = "this shows two sound streams being used\npress 's' to unpause the audio\n'e' to pause the audio\n";
infoString += "'i' to switch from using input and using sine wave for output stream";
volHistory.assign(400, 0.0);
bufferCounter = 0;
drawCounter = 0;
smoothedVol = 0.0;
scaledVol = 0.0;
setupFinished = false;
ofBackground(255,255,255);
bufferSize = 512;//important for the beat tracker analysis - this could be improved.
leftAudioIn.assign(bufferSize, 0.0);
rightAudioIn.assign(bufferSize, 0.0);
leftAudioOut.assign(bufferSize, 0.0);
rightAudioOut.assign(bufferSize, 0.0);
//setting up input and output streams
// inputSoundStream.listDevices();
usePortaudioClass = true;
//ofxSoundStream - class version
cout << "Input process setting up input with instance of ofxPortaudioSoundstream ..." << endl;
inputDeviceID = 1;//the mic(0)/line input(1) of a mac book pro
outputDeviceID = 2;//the headphones out of a macbook pro
setInputDevice(inputDeviceID);//includes calling the setup routine etc
ofAddListener(inputSoundStream.audioReceivedEvent, this, &testApp::audioInputListener);
cout << "Output process, setting up output with instance of ofxPortaudioSoundstream ..." << endl;
setOutputDevice(outputDeviceID);
ofAddListener(outputSoundStream.audioRequestedEvent, this, &testApp::audioOutputListener);
bufferCounter = 0;
ofSetFrameRate(40);
//loading audio file for click sound
const char *clickfilename = "cow2.wav";
clickSound.loadSound(clickfilename);
clickSound.setVolume(0.1);
verdana30.loadFont("verdana.ttf", 30, true, true);
verdana30.setLineHeight(34.0f);
verdana30.setLetterSpacing(1.035);
verdana14.loadFont("verdana.ttf", 14, true, true);
verdana14.setLineHeight(14.0f);
verdana14.setLetterSpacing(1.035);
setupFinished = true;
showingInputDevices = false;
showingOutputDevices = false;
deviceListHeightDistance = 30;
deviceListHeightOffset = 20;
}
bool AudioOutput::setOutputDevice(int newDevice)
{
return setOutputDevice(AudioOutputDevice::fromIndex(newDevice));
}
void AudioPolicyManager::setOutputDevice(audio_io_handle_t output, uint32_t device, bool force, int delayMs)
{
LOGV("setOutputDevice() output %d device %x delayMs %d", output, device, delayMs);
AudioOutputDescriptor *outputDesc = mOutputs.valueFor(output);
if (outputDesc->isDuplicated()) {
setOutputDevice(outputDesc->mOutput1->mId, device, force, delayMs);
setOutputDevice(outputDesc->mOutput2->mId, device, force, delayMs);
return;
}
#ifdef WITH_A2DP
// filter devices according to output selected
if (output == mA2dpOutput) {
device &= AudioSystem::DEVICE_OUT_ALL_A2DP;
} else {
device &= ~AudioSystem::DEVICE_OUT_ALL_A2DP;
}
#endif
uint32_t prevDevice = (uint32_t)outputDesc->device();
// Do not change the routing if:
// - the requestede device is 0
// - the requested device is the same as current device and force is not specified.
// Doing this check here allows the caller to call setOutputDevice() without conditions
if ((device == 0 || device == prevDevice) && !force) {
LOGV("setOutputDevice() setting same device %x or null device for output %d", device, output);
return;
}
outputDesc->mDevice = device;
// mute media streams if both speaker and headset are selected
if (device == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_WIRED_HEADSET)
#ifdef QCOM_ANC
|| device == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_ANC_HEADSET)
|| device == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_ANC_HEADPHONE)
#endif
|| device == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_WIRED_HEADPHONE)
#ifdef FM_RADIO
|| device == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_WIRED_HEADSET | AudioSystem::DEVICE_OUT_FM)
|| device == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_WIRED_HEADPHONE | AudioSystem::DEVICE_OUT_FM)
|| device == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_FM_TX)
#endif
) {
setStrategyMute(STRATEGY_MEDIA, true, output);
#ifdef WITH_QCOM_LPA
// Mute LPA output also if it belongs to STRATEGY_MEDIA
if(((mLPADecodeOutput != -1) && (mLPADecodeOutput != output) &&
mOutputs.valueFor(mLPADecodeOutput)->isUsedByStrategy(STRATEGY_MEDIA))) {
LOGV("setOutputDevice: Muting mLPADecodeOutput:%d",mLPADecodeOutput);
setStrategyMute(STRATEGY_MEDIA, true, mLPADecodeOutput);
}
#endif
// Mute hardware output also if it belongs to STRATEGY_MEDIA
if(((mHardwareOutput != -1) && (mHardwareOutput != output) &&
mOutputs.valueFor(mHardwareOutput)->isUsedByStrategy(STRATEGY_MEDIA))) {
LOGV("setOutputDevice: Muting mHardwareOutput:%d",mHardwareOutput);
setStrategyMute(STRATEGY_MEDIA, true, mHardwareOutput);
}
// wait for the PCM output buffers to empty before proceeding with the rest of the command
usleep(outputDesc->mLatency*2*1000);
}
#ifdef WITH_A2DP
// suspend A2DP output if SCO device is selected
if (AudioSystem::isBluetoothScoDevice((AudioSystem::audio_devices)device)) {
if ((mA2dpOutput != 0) && (output == mHardwareOutput)) {
mpClientInterface->suspendOutput(mA2dpOutput);
}
}
#endif
// wait for output buffers to be played on the HDMI device before routing to new device
if(prevDevice == AudioSystem::DEVICE_OUT_AUX_DIGITAL) {
#ifdef WITH_QCOM_LPA
if((mLPADecodeOutput != -1 && output == mLPADecodeOutput &&
mOutputs.valueFor(mLPADecodeOutput)->isUsedByStrategy(STRATEGY_MEDIA))) {
AudioPolicyManagerBase::checkAndSetVolume(AudioSystem::MUSIC, mStreams[AudioSystem::MUSIC].mIndexCur, mLPADecodeOutput, device, delayMs, force);
usleep(75*1000);
} else {
#endif
AudioPolicyManagerBase::checkAndSetVolume(AudioSystem::MUSIC, mStreams[AudioSystem::MUSIC].mIndexCur, output, device, delayMs, force);
usleep(outputDesc->mLatency*3*1000);
#ifdef WITH_QCOM_LPA
}
#endif
}
// do the routing
AudioParameter param = AudioParameter();
param.addInt(String8(AudioParameter::keyRouting), (int)device);
mpClientInterface->setParameters(mHardwareOutput, param.toString(), delayMs);
// update stream volumes according to new device
AudioPolicyManagerBase::applyStreamVolumes(output, device, delayMs);
#ifdef WITH_QCOM_LPA
if((mLPADecodeOutput != -1 &&
mOutputs.valueFor(mLPADecodeOutput)->isUsedByStrategy(STRATEGY_MEDIA))) {
AudioPolicyManagerBase::applyStreamVolumes(mLPADecodeOutput, device, delayMs);
}
#endif
#ifdef WITH_A2DP
// if disconnecting SCO device, restore A2DP output
if (AudioSystem::isBluetoothScoDevice((AudioSystem::audio_devices)prevDevice)) {
if (mA2dpOutput != 0) {
LOGV("restore A2DP output");
mpClientInterface->restoreOutput(mA2dpOutput);
}
}
#endif
// if changing from a combined headset + speaker route, unmute media streams
if (prevDevice == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_WIRED_HEADSET)
#ifdef QCOM_ANC
|| prevDevice == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_ANC_HEADSET)
|| prevDevice == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_ANC_HEADPHONE)
#endif
|| prevDevice == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_WIRED_HEADPHONE)
#ifdef FM_RADIO
|| prevDevice == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_WIRED_HEADSET | AudioSystem::DEVICE_OUT_FM)
|| prevDevice == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_WIRED_HEADPHONE | AudioSystem::DEVICE_OUT_FM)
|| prevDevice == (AudioSystem::DEVICE_OUT_SPEAKER | AudioSystem::DEVICE_OUT_FM_TX)
#endif
) {
setStrategyMute(STRATEGY_MEDIA, false, output, delayMs);
#ifdef WITH_QCOM_LPA
// Unmute LPA output also if it belongs to STRATEGY_MEDIA
if(((mLPADecodeOutput != -1) && (mLPADecodeOutput != output) &&
mOutputs.valueFor(mLPADecodeOutput)->isUsedByStrategy(STRATEGY_MEDIA))) {
LOGV("setOutputDevice: Unmuting mLPADecodeOutput:%d delayMs:%d",mLPADecodeOutput,delayMs);
setStrategyMute(STRATEGY_MEDIA, false, mLPADecodeOutput, delayMs);
}
#endif
// Unmute hardware output also if it belongs to STRATEGY_MEDIA
if(((mHardwareOutput != -1) && (mHardwareOutput != output) &&
mOutputs.valueFor(mHardwareOutput)->isUsedByStrategy(STRATEGY_MEDIA))) {
LOGV("setOutputDevice: Unmuting mHardwareOutput:%d delayMs:%d",mHardwareOutput,delayMs);
setStrategyMute(STRATEGY_MEDIA, false, mHardwareOutput, delayMs);
}
}
}
void AudioPolicyManager::setPhoneState(int state) {
ALOGV("setPhoneState() state %d", state);
audio_devices_t newDevice = AUDIO_DEVICE_NONE;
if (state < 0 || state >= AudioSystem::NUM_MODES) {
ALOGW("setPhoneState() invalid state %d", state);
return;
}
if (state == mPhoneState) {
ALOGW("setPhoneState() setting same state %d", state);
return;
}
// if leaving call state, handle special case of active streams
// pertaining to sonification strategy see handleIncallSonification()
if (isInCall()) {
ALOGV("setPhoneState() in call state management: new state is %d", state);
for (int stream = 0; stream < AudioSystem::NUM_STREAM_TYPES; stream++) {
handleIncallSonification(stream, false, true);
}
}
// store previous phone state for management of sonification strategy below
int oldState = mPhoneState;
mPhoneState = state;
bool force = false;
// are we entering or starting a call
if (!isStateInCall(oldState) && isStateInCall(state)) {
ALOGV(" Entering call in setPhoneState()");
// force routing command to audio hardware when starting a call
// even if no device change is needed
force = true;
} else if (isStateInCall(oldState) && !isStateInCall(state)) {
ALOGV(" Exiting call in setPhoneState()");
// force routing command to audio hardware when exiting a call
// even if no device change is needed
force = true;
} else if (isStateInCall(state) && (state != oldState)) {
ALOGV(" Switching between telephony and VoIP in setPhoneState()");
// force routing command to audio hardware when switching between telephony and VoIP
// even if no device change is needed
force = true;
}
// check for device and output changes triggered by new phone state
newDevice = getNewDevice(mPrimaryOutput, false /*fromCache*/);
checkA2dpSuspend();
checkOutputForAllStrategies();
updateDevicesAndOutputs();
AudioOutputDescriptor *hwOutputDesc = mOutputs.valueFor(mPrimaryOutput);
// force routing command to audio hardware when ending call
// even if no device change is needed
if (isStateInCall(oldState) && newDevice == AUDIO_DEVICE_NONE) {
newDevice = hwOutputDesc->device();
}
// when changing from ring tone to in call mode, mute the ringing tone
// immediately and delay the route change to avoid sending the ring tone
// tail into the earpiece or headset.
int delayMs = 0;
if (isStateInCall(state) && oldState == AudioSystem::MODE_RINGTONE) {
// delay the device change command by twice the output latency to have some margin
// and be sure that audio buffers not yet affected by the mute are out when
// we actually apply the route change
delayMs = hwOutputDesc->mLatency*2;
setStreamMute(AudioSystem::RING, true, mPrimaryOutput);
}
if (isStateInCall(state)) {
for (size_t i = 0; i < mOutputs.size(); i++) {
AudioOutputDescriptor *desc = mOutputs.valueAt(i);
//take the biggest latency for all outputs
if (delayMs < desc->mLatency*2) {
delayMs = desc->mLatency*2;
}
//mute STRATEGY_MEDIA on all outputs
if (desc->strategyRefCount(STRATEGY_MEDIA) != 0) {
setStrategyMute(STRATEGY_MEDIA, true, mOutputs.keyAt(i));
setStrategyMute(STRATEGY_MEDIA, false, mOutputs.keyAt(i), MUTE_TIME_MS,
getDeviceForStrategy(STRATEGY_MEDIA, true /*fromCache*/));
}
}
}
// Ignore the delay to enable voice call on this target as the enabling the
// voice call has enough delay to make sure the ringtone audio completely
// played out
if (state == AudioSystem::MODE_IN_CALL && oldState == AudioSystem::MODE_RINGTONE) {
delayMs = 40;
}
// change routing is necessary
setOutputDevice(mPrimaryOutput, newDevice, force, delayMs);
// if entering in call state, handle special case of active streams
// pertaining to sonification strategy see handleIncallSonification()
if (isStateInCall(state)) {
ALOGV("setPhoneState() in call state management: new state is %d", state);
// unmute the ringing tone after a sufficient delay if it was muted before
// setting output device above
if (oldState == AudioSystem::MODE_RINGTONE) {
setStreamMute(AudioSystem::RING, false, mPrimaryOutput, MUTE_TIME_MS);
}
for (int stream = 0; stream < AudioSystem::NUM_STREAM_TYPES; stream++) {
handleIncallSonification(stream, true, true);
}
}
// Flag that ringtone volume must be limited to music volume until we exit MODE_RINGTONE
if (state == AudioSystem::MODE_RINGTONE &&
isStreamActive(AudioSystem::MUSIC, SONIFICATION_HEADSET_MUSIC_DELAY)) {
mLimitRingtoneVolume = true;
} else {
mLimitRingtoneVolume = false;
}
}
status_t AudioPolicyManager::checkAndSetVolume(int stream, int index, audio_io_handle_t output, uint32_t device, int delayMs, bool force)
{
#ifdef WITH_QCOM_LPA
// do not change actual stream volume if the stream is muted
if ((mOutputs.valueFor(output)->mMuteCount[stream] != 0 && output != mLPADecodeOutput) ||
(output == mLPADecodeOutput && stream == mLPAStreamType && mLPAMuted == true)) {
#else
if (mOutputs.valueFor(output)->mMuteCount[stream] != 0) {
#endif
LOGV("checkAndSetVolume() stream %d muted count %d", stream, mOutputs.valueFor(output)->mMuteCount[stream]);
return NO_ERROR;
}
// do not change in call volume if bluetooth is connected and vice versa
if ((stream == AudioSystem::VOICE_CALL && mForceUse[AudioSystem::FOR_COMMUNICATION] == AudioSystem::FORCE_BT_SCO) ||
(stream == AudioSystem::BLUETOOTH_SCO && mForceUse[AudioSystem::FOR_COMMUNICATION] != AudioSystem::FORCE_BT_SCO)) {
LOGV("checkAndSetVolume() cannot set stream %d volume with force use = %d for comm",
stream, mForceUse[AudioSystem::FOR_COMMUNICATION]);
return INVALID_OPERATION;
}
float volume = computeVolume(stream, index, output, device);
// do not set volume if the float value did not change
if ((volume != mOutputs.valueFor(output)->mCurVolume[stream]) || (stream == AudioSystem::VOICE_CALL)
#ifdef FM_RADIO
|| (stream == AudioSystem::FM)
#endif
|| force) {
mOutputs.valueFor(output)->mCurVolume[stream] = volume;
LOGD("setStreamVolume() for output %d stream %d, volume %f, delay %d", output, stream, volume, delayMs);
if (stream == AudioSystem::VOICE_CALL ||
stream == AudioSystem::DTMF ||
stream == AudioSystem::BLUETOOTH_SCO) {
float voiceVolume = -1.0;
// offset value to reflect actual hardware volume that never reaches 0
// 1% corresponds roughly to first step in VOICE_CALL stream volume setting (see AudioService.java)
volume = 0.01 + 0.99 * volume;
if (stream == AudioSystem::VOICE_CALL) {
voiceVolume = (float)index/(float)mStreams[stream].mIndexMax;
} else if (stream == AudioSystem::BLUETOOTH_SCO) {
voiceVolume = 1.0;
}
if (voiceVolume >= 0 && output == mHardwareOutput) {
mpClientInterface->setVoiceVolume(voiceVolume, delayMs);
}
#ifdef FM_RADIO
} else if (stream == AudioSystem::FM) {
float fmVolume = -1.0;
fmVolume = computeVolume(stream, index, output, device);
if (fmVolume >= 0) {
if(output == mHardwareOutput)
mpClientInterface->setFmVolume(fmVolume, delayMs);
else if(output == mA2dpOutput)
mpClientInterface->setStreamVolume((AudioSystem::stream_type)stream, volume, output, delayMs);
}
return NO_ERROR;
#endif
}
mpClientInterface->setStreamVolume((AudioSystem::stream_type)stream, volume, output, delayMs);
}
return NO_ERROR;
}
void AudioPolicyManager::setStreamMute(int stream, bool on, audio_io_handle_t output, int delayMs)
{
StreamDescriptor &streamDesc = mStreams[stream];
AudioOutputDescriptor *outputDesc = mOutputs.valueFor(output);
LOGV("setStreamMute() stream %d, mute %d, output %d, mMuteCount %d", stream, on, output, outputDesc->mMuteCount[stream]);
if (on) {
#ifdef WITH_QCOM_LPA
if ((outputDesc->mMuteCount[stream] == 0 && output != mLPADecodeOutput) ||
(output == mLPADecodeOutput && stream == mLPAStreamType && false == mLPAMuted)) {
#else
if (outputDesc->mMuteCount[stream] == 0) {
#endif
if (streamDesc.mCanBeMuted) {
checkAndSetVolume(stream, 0, output, outputDesc->device(), delayMs);
}
}
#ifdef WITH_QCOM_LPA
// increment mMuteCount after calling checkAndSetVolume() so that volume change is not ignored
if(output == mLPADecodeOutput) {
if(stream == mLPAStreamType && false == mLPAMuted) {
mLPAMuted = true;
}
} else {
#endif
outputDesc->mMuteCount[stream]++;
#ifdef WITH_QCOM_LPA
}
#endif
} else {
#ifdef WITH_QCOM_LPA
if ((outputDesc->mMuteCount[stream] == 0 && output != mLPADecodeOutput) ||
(output == mLPADecodeOutput && stream == mLPAStreamType && false == mLPAMuted)) {
#else
if (outputDesc->mMuteCount[stream] == 0) {
#endif
LOGW("setStreamMute() unmuting non muted stream!");
return;
}
#ifdef WITH_QCOM_LPA
if(output == mLPADecodeOutput) {
if(stream == mLPAStreamType && true == mLPAMuted) {
mLPAMuted = false;
checkAndSetVolume(stream, streamDesc.mIndexCur, output, outputDesc->device(), delayMs);
}
} else {
if(--outputDesc->mMuteCount[stream] == 0){
checkAndSetVolume(stream, streamDesc.mIndexCur, output, outputDesc->device(), delayMs);
}
}
#else
if(--outputDesc->mMuteCount[stream] == 0){
checkAndSetVolume(stream, streamDesc.mIndexCur, output, outputDesc->device(), delayMs);
}
#endif
}
}
void AudioPolicyManager::setForceUse(AudioSystem::force_use usage, AudioSystem::forced_config config)
{
LOGD("setForceUse() usage %d, config %d, mPhoneState %d", usage, config, mPhoneState);
bool forceVolumeReeval = false;
switch(usage) {
case AudioSystem::FOR_COMMUNICATION:
if (config != AudioSystem::FORCE_SPEAKER && config != AudioSystem::FORCE_BT_SCO &&
config != AudioSystem::FORCE_NONE) {
LOGW("setForceUse() invalid config %d for FOR_COMMUNICATION", config);
return;
}
mForceUse[usage] = config;
break;
case AudioSystem::FOR_MEDIA:
if (config != AudioSystem::FORCE_HEADPHONES && config != AudioSystem::FORCE_BT_A2DP &&
config != AudioSystem::FORCE_WIRED_ACCESSORY && config != AudioSystem::FORCE_NONE &&
config != AudioSystem::FORCE_SPEAKER) {
LOGW("setForceUse() invalid config %d for FOR_MEDIA", config);
return;
}
mForceUse[usage] = config;
{
uint32_t device = getDeviceForStrategy(STRATEGY_MEDIA);
setOutputDevice(mHardwareOutput, device);
}
break;
case AudioSystem::FOR_RECORD:
if (config != AudioSystem::FORCE_BT_SCO && config != AudioSystem::FORCE_WIRED_ACCESSORY &&
config != AudioSystem::FORCE_NONE) {
LOGW("setForceUse() invalid config %d for FOR_RECORD", config);
return;
}
mForceUse[usage] = config;
break;
case AudioSystem::FOR_DOCK:
if (config != AudioSystem::FORCE_NONE && config != AudioSystem::FORCE_BT_CAR_DOCK &&
config != AudioSystem::FORCE_BT_DESK_DOCK && config != AudioSystem::FORCE_WIRED_ACCESSORY) {
LOGW("setForceUse() invalid config %d for FOR_DOCK", config);
}
forceVolumeReeval = true;
mForceUse[usage] = config;
break;
default:
LOGW("setForceUse() invalid usage %d", usage);
break;
}
// check for device and output changes triggered by new phone state
uint32_t newDevice = getNewDevice(mHardwareOutput, false);
#ifdef WITH_A2DP
checkOutputForAllStrategies();
#endif
updateDeviceForStrategy();
setOutputDevice(mHardwareOutput, newDevice);
if (forceVolumeReeval) {
applyStreamVolumes(mHardwareOutput, newDevice);
}
}
uint32_t AudioPolicyManager::getDeviceForInputSource(int inputSource)
{
uint32_t device;
switch(inputSource) {
case AUDIO_SOURCE_DEFAULT:
case AUDIO_SOURCE_MIC:
case AUDIO_SOURCE_VOICE_RECOGNITION:
if (mForceUse[AudioSystem::FOR_RECORD] == AudioSystem::FORCE_BT_SCO &&
mAvailableInputDevices & AudioSystem::DEVICE_IN_BLUETOOTH_SCO_HEADSET) {
device = AudioSystem::DEVICE_IN_BLUETOOTH_SCO_HEADSET;
} else if (mAvailableInputDevices & AudioSystem::DEVICE_IN_WIRED_HEADSET) {
device = AudioSystem::DEVICE_IN_WIRED_HEADSET;
#ifdef QCOM_ANC
} else if (mAvailableInputDevices & AudioSystem::DEVICE_IN_ANC_HEADSET) {
device = AudioSystem::DEVICE_IN_ANC_HEADSET;
#endif
} else {
device = AudioSystem::DEVICE_IN_BUILTIN_MIC;
}
break;
case AUDIO_SOURCE_VOICE_COMMUNICATION:
device = AudioSystem::DEVICE_IN_COMMUNICATION;
break;
case AUDIO_SOURCE_CAMCORDER:
if (hasBackMicrophone()) {
device = AudioSystem::DEVICE_IN_BACK_MIC;
} else {
device = AudioSystem::DEVICE_IN_BUILTIN_MIC;
}
break;
case AUDIO_SOURCE_VOICE_UPLINK:
case AUDIO_SOURCE_VOICE_DOWNLINK:
case AUDIO_SOURCE_VOICE_CALL:
device = AudioSystem::DEVICE_IN_VOICE_CALL;
break;
#ifdef FM_RADIO
case AUDIO_SOURCE_FM_RX:
device = AudioSystem::DEVICE_IN_FM_RX;
break;
case AUDIO_SOURCE_FM_RX_A2DP:
device = AudioSystem::DEVICE_IN_FM_RX_A2DP;
break;
#endif
default:
LOGW("getInput() invalid input source %d", inputSource);
device = 0;
break;
}
LOGV("getDeviceForInputSource()input source %d, device %08x", inputSource, device);
return device;
}
status_t AudioPolicyManagerALSA::setDeviceConnectionState(AudioSystem::audio_devices device,
AudioSystem::device_connection_state state,
const char *device_address)
{
LOGV("setDeviceConnectionState() device: %x, state %d, address %s", device, state, device_address);
// connect/disconnect only 1 device at a time
if (AudioSystem::popCount(device) != 1) return BAD_VALUE;
if (strlen(device_address) >= MAX_DEVICE_ADDRESS_LEN) {
LOGE("setDeviceConnectionState() invalid address: %s", device_address);
return BAD_VALUE;
}
// handle output devices
if (AudioSystem::isOutputDevice(device)) {
#ifndef WITH_A2DP
if (AudioSystem::isA2dpDevice(device)) {
LOGE("setDeviceConnectionState() invalid device: %x", device);
return BAD_VALUE;
}
#endif
switch (state)
{
// handle output device connection
case AudioSystem::DEVICE_STATE_AVAILABLE:
if (mAvailableOutputDevices & device) {
LOGW("setDeviceConnectionState() device already connected: %x", device);
return INVALID_OPERATION;
}
LOGV("setDeviceConnectionState() connecting device %x", device);
// register new device as available
mAvailableOutputDevices |= device;
#ifdef WITH_A2DP
// handle A2DP device connection
if (AudioSystem::isA2dpDevice(device)) {
status_t status = handleA2dpConnection(device, device_address);
if (status != NO_ERROR) {
mAvailableOutputDevices &= ~device;
return status;
}
} else
#endif
{
if (AudioSystem::isBluetoothScoDevice(device)) {
LOGV("setDeviceConnectionState() BT SCO device, address %s", device_address);
// keep track of SCO device address
mScoDeviceAddress = String8(device_address, MAX_DEVICE_ADDRESS_LEN);
#ifdef WITH_A2DP
if (mA2dpOutput != 0 &&
mPhoneState != AudioSystem::MODE_NORMAL) {
mpClientInterface->suspendOutput(mA2dpOutput);
}
#endif
}
}
break;
// handle output device disconnection
case AudioSystem::DEVICE_STATE_UNAVAILABLE: {
if (!(mAvailableOutputDevices & device)) {
LOGW("setDeviceConnectionState() device not connected: %x", device);
return INVALID_OPERATION;
}
LOGV("setDeviceConnectionState() disconnecting device %x", device);
// remove device from available output devices
mAvailableOutputDevices &= ~device;
#ifdef WITH_A2DP
// handle A2DP device disconnection
if (AudioSystem::isA2dpDevice(device)) {
status_t status = handleA2dpDisconnection(device, device_address);
if (status != NO_ERROR) {
mAvailableOutputDevices |= device;
return status;
}
} else
#endif
{
if (AudioSystem::isBluetoothScoDevice(device)) {
mScoDeviceAddress = "";
#ifdef WITH_A2DP
if (mA2dpOutput != 0 &&
mPhoneState != AudioSystem::MODE_NORMAL) {
mpClientInterface->restoreOutput(mA2dpOutput);
}
#endif
}
}
} break;
default:
LOGE("setDeviceConnectionState() invalid state: %x", state);
return BAD_VALUE;
}
// request routing change if necessary
uint32_t newDevice = getNewDevice(mHardwareOutput, false);
// force routing if device disconnection occurs when stream is stopped
if ((newDevice == 0) && (state == AudioSystem::DEVICE_STATE_UNAVAILABLE))
newDevice = getDeviceForStrategy(STRATEGY_MEDIA, false);
#ifdef WITH_A2DP
//+++ KBNAM_PORTING
/* org
checkOutputForAllStrategies(newDevice);
*/
checkOutputForAllStrategies();
//---
// A2DP outputs must be closed after checkOutputForAllStrategies() is executed
if (state == AudioSystem::DEVICE_STATE_UNAVAILABLE && AudioSystem::isA2dpDevice(device)) {
closeA2dpOutputs();
}
#endif
updateDeviceForStrategy();
setOutputDevice(mHardwareOutput, newDevice);
if (device == AudioSystem::DEVICE_OUT_WIRED_HEADSET) {
device = AudioSystem::DEVICE_IN_WIRED_HEADSET;
} else if (device == AudioSystem::DEVICE_OUT_BLUETOOTH_SCO ||
device == AudioSystem::DEVICE_OUT_BLUETOOTH_SCO_HEADSET ||
device == AudioSystem::DEVICE_OUT_BLUETOOTH_SCO_CARKIT) {
device = AudioSystem::DEVICE_IN_BLUETOOTH_SCO_HEADSET;
} else {
return NO_ERROR;
}
}
// handle input devices
if (AudioSystem::isInputDevice(device)) {
switch (state)
{
// handle input device connection
case AudioSystem::DEVICE_STATE_AVAILABLE: {
if (mAvailableInputDevices & device) {
LOGW("setDeviceConnectionState() device already connected: %d", device);
return INVALID_OPERATION;
}
mAvailableInputDevices |= device;
}
break;
// handle input device disconnection
case AudioSystem::DEVICE_STATE_UNAVAILABLE: {
if (!(mAvailableInputDevices & device)) {
LOGW("setDeviceConnectionState() device not connected: %d", device);
return INVALID_OPERATION;
}
mAvailableInputDevices &= ~device;
} break;
default:
LOGE("setDeviceConnectionState() invalid state: %x", state);
return BAD_VALUE;
}
audio_io_handle_t activeInput = getActiveInput();
if (activeInput != 0) {
AudioInputDescriptor *inputDesc = mInputs.valueFor(activeInput);
uint32_t newDevice = getDeviceForInputSource(inputDesc->mInputSource);
if (newDevice != inputDesc->mDevice) {
LOGV("setDeviceConnectionState() changing device from %x to %x for input %d",
inputDesc->mDevice, newDevice, activeInput);
inputDesc->mDevice = newDevice;
AudioParameter param = AudioParameter();
param.addInt(String8(AudioParameter::keyRouting), (int)newDevice);
mpClientInterface->setParameters(activeInput, param.toString());
}
}
else {
/* LGE_CHANGE_S [email protected] 2010.01.27 */
#ifdef SUPPORT_FM_ANALOG
if (device == AudioSystem::DEVICE_IN_FM_ANALOG) {
routing_strategy strategy = getStrategy((AudioSystem::stream_type)3);
uint32_t curOutdevice = getDeviceForStrategy(strategy);
/* If A2DP headset is connected then route FM to Headset */
if (curOutdevice == AudioSystem::DEVICE_OUT_BLUETOOTH_A2DP ||
curOutdevice == AudioSystem::DEVICE_OUT_BLUETOOTH_SCO) {
curOutdevice = AudioSystem::DEVICE_OUT_WIRED_HEADSET;
}
if (state) {
// routing_strategy strategy = getStrategy((AudioSystem::stream_type)3);
// uint32_t curOutdevice = getDeviceForStrategy(strategy);
/* Get the new input descriptor for FM Rx In */
mfmInput = getFMInput(AUDIO_SOURCE_FM_ANALOG,8000,1,
AudioSystem::CHANNEL_IN_MONO,(AudioSystem::audio_in_acoustics)7);
/* Forcely open the current output device again for
* FM Rx playback path to open
*/
LOGV("curOutdevice = %x",curOutdevice);
setOutputDevice(mHardwareOutput, curOutdevice, true);
/* Tell the audio flinger playback thread that
* FM Rx is active
*/
mpClientInterface->setFMRxActive(true);
} else {
int newDevice=0;
AudioParameter param = AudioParameter();
param.addInt(String8(AudioParameter::keyRouting), (int)newDevice);
/* Change the input device from FM to default before releasing Input */
mpClientInterface->setParameters(mfmInput, param.toString());
param.addInt(String8("fm_off"), (int)newDevice);
/* Close the capture handle */
mpClientInterface->setParameters(mfmInput, param.toString());
/* Release the input descriptor for FM Rx In */
releaseInput(mfmInput);
/* Close the playback handle */
mpClientInterface->setParameters(mHardwareOutput, param.toString());
/* Tell the audio flinger playback thread that
* FM Rx is not active now.
*/
mpClientInterface->setFMRxActive(false);
}
}
#endif // SUPPORT_FM_ANALOG
/* LGE_CHANGE_E [email protected] 2010.01.27 */
}
return NO_ERROR;
}
LOGW("setDeviceConnectionState() invalid device: %x", device);
return BAD_VALUE;
}
status_t AudioPolicyManager::setDeviceConnectionState(AudioSystem::audio_devices device,
AudioSystem::device_connection_state state,
const char *device_address)
{
LOGV("setDeviceConnectionState() device: %x, state %d, address %s", device, state, device_address);
// connect/disconnect only 1 device at a time
if (AudioSystem::popCount(device) != 1) return BAD_VALUE;
if (strlen(device_address) >= MAX_DEVICE_ADDRESS_LEN) {
LOGE("setDeviceConnectionState() invalid address: %s", device_address);
return BAD_VALUE;
}
// handle output devices
if (AudioSystem::isOutputDevice(device)) {
#ifndef WITH_A2DP
if (AudioSystem::isA2dpDevice(device)) {
LOGE("setDeviceConnectionState() invalid device: %x", device);
return BAD_VALUE;
}
#endif
switch (state)
{
// handle output device connection
case AudioSystem::DEVICE_STATE_AVAILABLE:
if (mAvailableOutputDevices & device) {
LOGW("setDeviceConnectionState() device already connected: %x", device);
return INVALID_OPERATION;
}
LOGV("setDeviceConnectionState() connecting device %x", device);
// register new device as available
mAvailableOutputDevices |= device;
#ifdef WITH_A2DP
// handle A2DP device connection
if (AudioSystem::isA2dpDevice(device)) {
status_t status = handleA2dpConnection(device, device_address);
if (status != NO_ERROR) {
mAvailableOutputDevices &= ~device;
return status;
}
} else
#endif
{
if (AudioSystem::isBluetoothScoDevice(device)) {
LOGV("setDeviceConnectionState() BT SCO device, address %s", device_address);
// keep track of SCO device address
mScoDeviceAddress = String8(device_address, MAX_DEVICE_ADDRESS_LEN);
}
}
break;
// handle output device disconnection
case AudioSystem::DEVICE_STATE_UNAVAILABLE: {
if (!(mAvailableOutputDevices & device)) {
LOGW("setDeviceConnectionState() device not connected: %x", device);
return INVALID_OPERATION;
}
LOGV("setDeviceConnectionState() disconnecting device %x", device);
// remove device from available output devices
mAvailableOutputDevices &= ~device;
#ifdef WITH_A2DP
// handle A2DP device disconnection
if (AudioSystem::isA2dpDevice(device)) {
status_t status = handleA2dpDisconnection(device, device_address);
if (status != NO_ERROR) {
mAvailableOutputDevices |= device;
return status;
}
} else
#endif
{
if (AudioSystem::isBluetoothScoDevice(device)) {
mScoDeviceAddress = "";
}
}
} break;
default:
LOGE("setDeviceConnectionState() invalid state: %x", state);
return BAD_VALUE;
}
#ifdef HAVE_FM_RADIO
if (device == AudioSystem::DEVICE_OUT_FM) {
AudioOutputDescriptor *out = mOutputs.valueFor(mHardwareOutput);
if (state == AudioSystem::DEVICE_STATE_AVAILABLE) {
out->changeRefCount(AudioSystem::FM, 1);
if (out->mRefCount[AudioSystem::FM] > 0)
mpClientInterface->setParameters(0, String8("fm_on=1"));
}
else {
out->changeRefCount(AudioSystem::FM, -1);
if (out->mRefCount[AudioSystem::FM] <= 0)
mpClientInterface->setParameters(0, String8("fm_off=1"));
}
}
#endif
// request routing change if necessary
uint32_t newDevice = getNewDevice(mHardwareOutput, false);
#ifdef WITH_A2DP
checkA2dpSuspend();
checkOutputForAllStrategies();
// A2DP outputs must be closed after checkOutputForAllStrategies() is executed
if (state == AudioSystem::DEVICE_STATE_UNAVAILABLE && AudioSystem::isA2dpDevice(device)) {
closeA2dpOutputs();
}
#endif
updateDeviceForStrategy();
setOutputDevice(mHardwareOutput, newDevice);
if (device == AudioSystem::DEVICE_OUT_WIRED_HEADSET) {
device = AudioSystem::DEVICE_IN_WIRED_HEADSET;
} else if (device == AudioSystem::DEVICE_OUT_BLUETOOTH_SCO ||
device == AudioSystem::DEVICE_OUT_BLUETOOTH_SCO_HEADSET ||
device == AudioSystem::DEVICE_OUT_BLUETOOTH_SCO_CARKIT) {
device = AudioSystem::DEVICE_IN_BLUETOOTH_SCO_HEADSET;
} else {
return NO_ERROR;
}
}
// handle input devices
if (AudioSystem::isInputDevice(device)) {
switch (state)
{
// handle input device connection
case AudioSystem::DEVICE_STATE_AVAILABLE: {
if (mAvailableInputDevices & device) {
LOGW("setDeviceConnectionState() device already connected: %d", device);
return INVALID_OPERATION;
}
mAvailableInputDevices |= device;
}
break;
// handle input device disconnection
case AudioSystem::DEVICE_STATE_UNAVAILABLE: {
if (!(mAvailableInputDevices & device)) {
LOGW("setDeviceConnectionState() device not connected: %d", device);
return INVALID_OPERATION;
}
mAvailableInputDevices &= ~device;
} break;
default:
LOGE("setDeviceConnectionState() invalid state: %x", state);
return BAD_VALUE;
}
audio_io_handle_t activeInput = getActiveInput();
if (activeInput != 0) {
AudioInputDescriptor *inputDesc = mInputs.valueFor(activeInput);
uint32_t newDevice = getDeviceForInputSource(inputDesc->mInputSource);
if (newDevice != inputDesc->mDevice) {
LOGV("setDeviceConnectionState() changing device from %x to %x for input %d",
inputDesc->mDevice, newDevice, activeInput);
inputDesc->mDevice = newDevice;
AudioParameter param = AudioParameter();
param.addInt(String8(AudioParameter::keyRouting), (int)newDevice);
mpClientInterface->setParameters(activeInput, param.toString());
}
}
return NO_ERROR;
}
LOGW("setDeviceConnectionState() invalid device: %x", device);
return BAD_VALUE;
}
bool AudioOutput::setOutputDevice(const AudioOutputDevice &newDevice)
{
return setOutputDevice(newDevice.index());
}
void AudioPolicyManager::setPhoneState(int state)
{
LOGD("setPhoneState() state %d", state);
uint32_t newDevice = 0;
if (state < 0 || state >= AudioSystem::NUM_MODES) {
LOGW("setPhoneState() invalid state %d", state);
return;
}
if (state == mPhoneState ) {
LOGW("setPhoneState() setting same state %d", state);
return;
}
// if leaving call state, handle special case of active streams
// pertaining to sonification strategy see handleIncallSonification()
if (isInCall()) {
LOGV("setPhoneState() in call state management: new state is %d", state);
for (int stream = 0; stream < AudioSystem::NUM_STREAM_TYPES; stream++) {
AudioPolicyManagerBase::handleIncallSonification(stream, false, true);
}
}
// store previous phone state for management of sonification strategy below
int oldState = mPhoneState;
mPhoneState = state;
// force routing command to audio hardware when starting call
// even if no device change is needed
bool force = (mPhoneState == AudioSystem::MODE_IN_CALL);
// are we entering or starting a call
if (!isStateInCall(oldState) && isStateInCall(state)) {
LOGV(" Entering call in setPhoneState()");
// force routing command to audio hardware when starting a call
// even if no device change is needed
force = true;
} else if (isStateInCall(oldState) && (state == AudioSystem::MODE_NORMAL)) {
LOGV(" Exiting call in setPhoneState()");
// force routing command to audio hardware when exiting a call
// even if no device change is needed
force = true;
} else if (isStateInCall(state) && (state != oldState)) {
LOGV(" Switching between telephony and VoIP in setPhoneState()");
// force routing command to audio hardware when switching between telephony and VoIP
// even if no device change is needed
force = true;
}
// check for device and output changes triggered by new phone state
newDevice = AudioPolicyManagerBase::getNewDevice(mHardwareOutput, false);
#ifdef WITH_QCOM_LPA
if (newDevice == 0 && (mLPADecodeOutput != -1 &&
mOutputs.valueFor(mLPADecodeOutput)->isUsedByStrategy(STRATEGY_MEDIA))) {
newDevice = getDeviceForStrategy(STRATEGY_MEDIA, false);
}
#endif
#ifdef WITH_A2DP
AudioPolicyManagerBase::checkOutputForAllStrategies();
// suspend A2DP output if a SCO device is present.
if (mA2dpOutput != 0 && mScoDeviceAddress != "") {
if (oldState == AudioSystem::MODE_NORMAL) {
mpClientInterface->suspendOutput(mA2dpOutput);
} else if (state == AudioSystem::MODE_NORMAL) {
mpClientInterface->restoreOutput(mA2dpOutput);
}
}
#endif
AudioPolicyManagerBase::updateDeviceForStrategy();
AudioOutputDescriptor *hwOutputDesc = mOutputs.valueFor(mHardwareOutput);
// force routing command to audio hardware when ending call
// even if no device change is needed
if (isStateInCall(oldState) && newDevice == 0) {
newDevice = hwOutputDesc->device();
if(state == AudioSystem::MODE_NORMAL) {
force = true;
}
}
// when changing from ring tone to in call mode, mute the ringing tone
// immediately and delay the route change to avoid sending the ring tone
// tail into the earpiece or headset.
int delayMs = 0;
if (isStateInCall(state) && oldState == AudioSystem::MODE_RINGTONE) {
// delay the device change command by twice the output latency to have some margin
// and be sure that audio buffers not yet affected by the mute are out when
// we actually apply the route change
delayMs = hwOutputDesc->mLatency*2;
setStreamMute(AudioSystem::RING, true, mHardwareOutput);
}
// change routing is necessary
setOutputDevice(mHardwareOutput, newDevice, force, delayMs);
// if entering in call state, handle special case of active streams
// pertaining to sonification strategy see handleIncallSonification()
if (isStateInCall(state)) {
LOGV("setPhoneState() in call state management: new state is %d", state);
// unmute the ringing tone after a sufficient delay if it was muted before
// setting output device above
if (oldState == AudioSystem::MODE_RINGTONE) {
setStreamMute(AudioSystem::RING, false, mHardwareOutput, MUTE_TIME_MS);
}
for (int stream = 0; stream < AudioSystem::NUM_STREAM_TYPES; stream++) {
AudioPolicyManagerBase::handleIncallSonification(stream, true, true);
}
}
// Flag that ringtone volume must be limited to music volume until we exit MODE_RINGTONE
if (state == AudioSystem::MODE_RINGTONE &&
(hwOutputDesc->mRefCount[AudioSystem::MUSIC] ||
(systemTime() - hwOutputDesc->mStopTime[AudioSystem::MUSIC]) < seconds(SONIFICATION_HEADSET_MUSIC_DELAY))) {
// (systemTime() - mMusicStopTime) < seconds(SONIFICATION_HEADSET_MUSIC_DELAY))) {
mLimitRingtoneVolume = true;
} else {
mLimitRingtoneVolume = false;
}
}