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;
}
audio_devices_t Engine::getDeviceForStrategy(routing_strategy strategy) const
{
const DeviceVector &availableOutputDevices = mApmObserver->getAvailableOutputDevices();
const DeviceVector &availableInputDevices = mApmObserver->getAvailableInputDevices();
const SwAudioOutputCollection &outputs = mApmObserver->getOutputs();
uint32_t device = AUDIO_DEVICE_NONE;
uint32_t availableOutputDevicesType = availableOutputDevices.types();
switch (strategy) {
case STRATEGY_TRANSMITTED_THROUGH_SPEAKER:
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER;
if (!device) {
ALOGE("getDeviceForStrategy() no device found for "\
"STRATEGY_TRANSMITTED_THROUGH_SPEAKER");
}
break;
case STRATEGY_SONIFICATION_RESPECTFUL:
if (isInCall()) {
device = getDeviceForStrategy(STRATEGY_SONIFICATION);
} else if (outputs.isStreamActiveRemotely(AUDIO_STREAM_MUSIC,
SONIFICATION_RESPECTFUL_AFTER_MUSIC_DELAY)) {
// while media is playing on a remote device, use the the sonification behavior.
// Note that we test this usecase before testing if media is playing because
// the isStreamActive() method only informs about the activity of a stream, not
// if it's for local playback. Note also that we use the same delay between both tests
device = getDeviceForStrategy(STRATEGY_SONIFICATION);
//user "safe" speaker if available instead of normal speaker to avoid triggering
//other acoustic safety mechanisms for notification
if ((device & AUDIO_DEVICE_OUT_SPEAKER) &&
(availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER_SAFE)) {
device |= AUDIO_DEVICE_OUT_SPEAKER_SAFE;
device &= ~AUDIO_DEVICE_OUT_SPEAKER;
}
} else if (outputs.isStreamActive(AUDIO_STREAM_MUSIC, SONIFICATION_RESPECTFUL_AFTER_MUSIC_DELAY)) {
// while media is playing (or has recently played), use the same device
device = getDeviceForStrategy(STRATEGY_MEDIA);
} else {
// when media is not playing anymore, fall back on the sonification behavior
device = getDeviceForStrategy(STRATEGY_SONIFICATION);
//user "safe" speaker if available instead of normal speaker to avoid triggering
//other acoustic safety mechanisms for notification
if ((device & AUDIO_DEVICE_OUT_SPEAKER) &&
(availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER_SAFE)) {
device |= AUDIO_DEVICE_OUT_SPEAKER_SAFE;
device &= ~AUDIO_DEVICE_OUT_SPEAKER;
}
}
break;
case STRATEGY_DTMF:
if (!isInCall()) {
// when off call, DTMF strategy follows the same rules as MEDIA strategy
device = getDeviceForStrategy(STRATEGY_MEDIA);
break;
}
// when in call, DTMF and PHONE strategies follow the same rules
// FALL THROUGH
case STRATEGY_PHONE:
// Force use of only devices on primary output if:
// - in call AND
// - cannot route from voice call RX OR
// - audio HAL version is < 3.0 and TX device is on the primary HW module
if (getPhoneState() == AUDIO_MODE_IN_CALL) {
audio_devices_t txDevice = getDeviceForInputSource(AUDIO_SOURCE_VOICE_COMMUNICATION);
sp<AudioOutputDescriptor> primaryOutput = outputs.getPrimaryOutput();
audio_devices_t availPrimaryInputDevices =
availableInputDevices.getDevicesFromHwModule(primaryOutput->getModuleHandle());
audio_devices_t availPrimaryOutputDevices =
primaryOutput->supportedDevices() & availableOutputDevices.types();
if (((availableInputDevices.types() &
AUDIO_DEVICE_IN_TELEPHONY_RX & ~AUDIO_DEVICE_BIT_IN) == 0) ||
(((txDevice & availPrimaryInputDevices & ~AUDIO_DEVICE_BIT_IN) != 0) &&
(primaryOutput->getAudioPort()->getModuleVersion() <
AUDIO_DEVICE_API_VERSION_3_0))) {
availableOutputDevicesType = availPrimaryOutputDevices;
}
}
// for phone strategy, we first consider the forced use and then the available devices by order
// of priority
switch (mForceUse[AUDIO_POLICY_FORCE_FOR_COMMUNICATION]) {
case AUDIO_POLICY_FORCE_BT_SCO:
if (!isInCall() || strategy != STRATEGY_DTMF) {
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT;
if (device) break;
}
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET;
if (device) break;
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_SCO;
if (device) break;
// if SCO device is requested but no SCO device is available, fall back to default case
// FALL THROUGH
default: // FORCE_NONE
// when not in a phone call, phone strategy should route STREAM_VOICE_CALL to A2DP
if (!isInCall() &&
(mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] != AUDIO_POLICY_FORCE_NO_BT_A2DP) &&
(outputs.getA2dpOutput() != 0)) {
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP;
if (device) break;
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES;
if (device) break;
}
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_WIRED_HEADPHONE;
if (device) break;
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_WIRED_HEADSET;
if (device) break;
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_USB_DEVICE;
if (device) break;
if (!isInCall()) {
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_USB_ACCESSORY;
if (device) break;
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET;
if (device) break;
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_AUX_DIGITAL;
if (device) break;
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET;
if (device) break;
}
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_EARPIECE;
if (device) break;
device = mApmObserver->getDefaultOutputDevice()->type();
if (device == AUDIO_DEVICE_NONE) {
ALOGE("getDeviceForStrategy() no device found for STRATEGY_PHONE");
}
break;
case AUDIO_POLICY_FORCE_SPEAKER:
// when not in a phone call, phone strategy should route STREAM_VOICE_CALL to
// A2DP speaker when forcing to speaker output
if (!isInCall() &&
(mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] != AUDIO_POLICY_FORCE_NO_BT_A2DP) &&
(outputs.getA2dpOutput() != 0)) {
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER;
if (device) break;
}
if (!isInCall()) {
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_USB_ACCESSORY;
if (device) break;
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_USB_DEVICE;
if (device) break;
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET;
if (device) break;
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_AUX_DIGITAL;
if (device) break;
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET;
if (device) break;
}
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_LINE;
if (device) break;
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER;
if (device) break;
device = mApmObserver->getDefaultOutputDevice()->type();
if (device == AUDIO_DEVICE_NONE) {
ALOGE("getDeviceForStrategy() no device found for STRATEGY_PHONE, FORCE_SPEAKER");
}
break;
}
break;
case STRATEGY_SONIFICATION:
// If incall, just select the STRATEGY_PHONE device: The rest of the behavior is handled by
// handleIncallSonification().
if (isInCall()) {
device = getDeviceForStrategy(STRATEGY_PHONE);
break;
}
// FALL THROUGH
case STRATEGY_ENFORCED_AUDIBLE:
// strategy STRATEGY_ENFORCED_AUDIBLE uses same routing policy as STRATEGY_SONIFICATION
// except:
// - when in call where it doesn't default to STRATEGY_PHONE behavior
// - in countries where not enforced in which case it follows STRATEGY_MEDIA
if ((strategy == STRATEGY_SONIFICATION) ||
(mForceUse[AUDIO_POLICY_FORCE_FOR_SYSTEM] == AUDIO_POLICY_FORCE_SYSTEM_ENFORCED)) {
device = availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER;
if (device == AUDIO_DEVICE_NONE) {
ALOGE("getDeviceForStrategy() speaker device not found for STRATEGY_SONIFICATION");
}
}
// The second device used for sonification is the same as the device used by media strategy
// FALL THROUGH
// FIXME: STRATEGY_ACCESSIBILITY and STRATEGY_REROUTING follow STRATEGY_MEDIA for now
case STRATEGY_ACCESSIBILITY:
if (strategy == STRATEGY_ACCESSIBILITY) {
// do not route accessibility prompts to a digital output currently configured with a
// compressed format as they would likely not be mixed and dropped.
for (size_t i = 0; i < outputs.size(); i++) {
sp<AudioOutputDescriptor> desc = outputs.valueAt(i);
audio_devices_t devices = desc->device() &
(AUDIO_DEVICE_OUT_HDMI | AUDIO_DEVICE_OUT_SPDIF | AUDIO_DEVICE_OUT_HDMI_ARC);
if (desc->isActive() && !audio_is_linear_pcm(desc->mFormat) &&
devices != AUDIO_DEVICE_NONE) {
availableOutputDevicesType = availableOutputDevices.types() & ~devices;
}
}
}
// FALL THROUGH
case STRATEGY_REROUTING:
case STRATEGY_MEDIA: {
uint32_t device2 = AUDIO_DEVICE_NONE;
if (strategy != STRATEGY_SONIFICATION) {
// no sonification on remote submix (e.g. WFD)
if (availableOutputDevices.getDevice(AUDIO_DEVICE_OUT_REMOTE_SUBMIX, String8("0")) != 0) {
device2 = availableOutputDevices.types() & AUDIO_DEVICE_OUT_REMOTE_SUBMIX;
}
}
if (isInCall() && (strategy == STRATEGY_MEDIA)) {
device = getDeviceForStrategy(STRATEGY_PHONE);
break;
}
if ((device2 == AUDIO_DEVICE_NONE) &&
(mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] != AUDIO_POLICY_FORCE_NO_BT_A2DP) &&
(outputs.getA2dpOutput() != 0)) {
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP;
if (device2 == AUDIO_DEVICE_NONE) {
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES;
}
if (device2 == AUDIO_DEVICE_NONE) {
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER;
}
}
if ((device2 == AUDIO_DEVICE_NONE) &&
(mForceUse[AUDIO_POLICY_FORCE_FOR_MEDIA] == AUDIO_POLICY_FORCE_SPEAKER)) {
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER;
}
if (device2 == AUDIO_DEVICE_NONE) {
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_WIRED_HEADPHONE;
}
if (device2 == AUDIO_DEVICE_NONE) {
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_LINE;
}
if (device2 == AUDIO_DEVICE_NONE) {
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_WIRED_HEADSET;
}
if (device2 == AUDIO_DEVICE_NONE) {
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_USB_ACCESSORY;
}
if (device2 == AUDIO_DEVICE_NONE) {
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_USB_DEVICE;
}
if (device2 == AUDIO_DEVICE_NONE) {
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET;
}
if ((device2 == AUDIO_DEVICE_NONE) && (strategy != STRATEGY_SONIFICATION)) {
// no sonification on aux digital (e.g. HDMI)
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_AUX_DIGITAL;
}
if ((device2 == AUDIO_DEVICE_NONE) &&
(mForceUse[AUDIO_POLICY_FORCE_FOR_DOCK] == AUDIO_POLICY_FORCE_ANALOG_DOCK)) {
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET;
}
if (device2 == AUDIO_DEVICE_NONE) {
device2 = availableOutputDevicesType & AUDIO_DEVICE_OUT_SPEAKER;
}
int device3 = AUDIO_DEVICE_NONE;
if (strategy == STRATEGY_MEDIA) {
// ARC, SPDIF and AUX_LINE can co-exist with others.
device3 = availableOutputDevicesType & AUDIO_DEVICE_OUT_HDMI_ARC;
device3 |= (availableOutputDevicesType & AUDIO_DEVICE_OUT_SPDIF);
device3 |= (availableOutputDevicesType & AUDIO_DEVICE_OUT_AUX_LINE);
}
device2 |= device3;
// device is DEVICE_OUT_SPEAKER if we come from case STRATEGY_SONIFICATION or
// STRATEGY_ENFORCED_AUDIBLE, AUDIO_DEVICE_NONE otherwise
device |= device2;
// If hdmi system audio mode is on, remove speaker out of output list.
if ((strategy == STRATEGY_MEDIA) &&
(mForceUse[AUDIO_POLICY_FORCE_FOR_HDMI_SYSTEM_AUDIO] ==
AUDIO_POLICY_FORCE_HDMI_SYSTEM_AUDIO_ENFORCED)) {
device &= ~AUDIO_DEVICE_OUT_SPEAKER;
}
if (device) break;
device = mApmObserver->getDefaultOutputDevice()->type();
if (device == AUDIO_DEVICE_NONE) {
ALOGE("getDeviceForStrategy() no device found for STRATEGY_MEDIA");
}
} break;
default:
ALOGW("getDeviceForStrategy() unknown strategy: %d", strategy);
break;
}
ALOGVV("getDeviceForStrategy() strategy %d, device %x", strategy, 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;
}