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-rw-r--r--media/libmedia/AudioRecord.cpp71
-rw-r--r--media/libmedia/AudioSystem.cpp249
-rw-r--r--media/libmedia/AudioTrack.cpp61
-rw-r--r--media/libmedia/IAudioFlingerClient.cpp2
4 files changed, 320 insertions, 63 deletions
diff --git a/media/libmedia/AudioRecord.cpp b/media/libmedia/AudioRecord.cpp
index 23015c0..73fd3cb 100644
--- a/media/libmedia/AudioRecord.cpp
+++ b/media/libmedia/AudioRecord.cpp
@@ -112,6 +112,10 @@ AudioRecord::~AudioRecord()
mAudioRecordThread->requestExitAndWait();
mAudioRecordThread.clear();
}
+ // No lock here: worst case we remove a NULL callback which will be a nop
+ if (mDeviceCallback != 0 && mInput != AUDIO_IO_HANDLE_NONE) {
+ AudioSystem::removeAudioDeviceCallback(mDeviceCallback, mInput);
+ }
IInterface::asBinder(mAudioRecord)->unlinkToDeath(mDeathNotifier, this);
mAudioRecord.clear();
mCblkMemory.clear();
@@ -286,6 +290,8 @@ status_t AudioRecord::start(AudioSystem::sync_event_t event, int triggerSession)
mNewPosition = mProxy->getPosition() + mUpdatePeriod;
int32_t flags = android_atomic_acquire_load(&mCblk->mFlags);
+ mActive = true;
+
status_t status = NO_ERROR;
if (!(flags & CBLK_INVALID)) {
status = mAudioRecord->start(event, triggerSession);
@@ -298,9 +304,9 @@ status_t AudioRecord::start(AudioSystem::sync_event_t event, int triggerSession)
}
if (status != NO_ERROR) {
+ mActive = false;
ALOGE("start() status %d", status);
} else {
- mActive = true;
sp<AudioRecordThread> t = mAudioRecordThread;
if (t != 0) {
t->resume();
@@ -425,6 +431,11 @@ status_t AudioRecord::setInputDevice(audio_port_handle_t deviceId) {
AutoMutex lock(mLock);
if (mSelectedDeviceId != deviceId) {
mSelectedDeviceId = deviceId;
+ // stop capture so that audio policy manager does not reject the new instance start request
+ // as only one capture can be active at a time.
+ if (mAudioRecord != 0 && mActive) {
+ mAudioRecord->stop();
+ }
android_atomic_or(CBLK_INVALID, &mCblk->mFlags);
}
return NO_ERROR;
@@ -435,6 +446,14 @@ audio_port_handle_t AudioRecord::getInputDevice() {
return mSelectedDeviceId;
}
+audio_port_handle_t AudioRecord::getRoutedDeviceId() {
+ AutoMutex lock(mLock);
+ if (mInput == AUDIO_IO_HANDLE_NONE) {
+ return AUDIO_PORT_HANDLE_NONE;
+ }
+ return AudioSystem::getDeviceIdForIo(mInput);
+}
+
// -------------------------------------------------------------------------
// must be called with mLock held
@@ -478,6 +497,10 @@ status_t AudioRecord::openRecord_l(size_t epoch, const String16& opPackageName)
}
}
+ if (mDeviceCallback != 0 && mInput != AUDIO_IO_HANDLE_NONE) {
+ AudioSystem::removeAudioDeviceCallback(mDeviceCallback, mInput);
+ }
+
audio_io_handle_t input;
status_t status = AudioSystem::getInputForAttr(&mAttributes, &input,
(audio_session_t)mSessionId,
@@ -609,6 +632,10 @@ status_t AudioRecord::openRecord_l(size_t epoch, const String16& opPackageName)
mDeathNotifier = new DeathNotifier(this);
IInterface::asBinder(mAudioRecord)->linkToDeath(mDeathNotifier, this);
+ if (mDeviceCallback != 0) {
+ AudioSystem::addAudioDeviceCallback(mDeviceCallback, mInput);
+ }
+
return NO_ERROR;
}
@@ -1054,6 +1081,48 @@ status_t AudioRecord::restoreRecord_l(const char *from)
return result;
}
+status_t AudioRecord::addAudioDeviceCallback(const sp<AudioSystem::AudioDeviceCallback>& callback)
+{
+ if (callback == 0) {
+ ALOGW("%s adding NULL callback!", __FUNCTION__);
+ return BAD_VALUE;
+ }
+ AutoMutex lock(mLock);
+ if (mDeviceCallback == callback) {
+ ALOGW("%s adding same callback!", __FUNCTION__);
+ return INVALID_OPERATION;
+ }
+ status_t status = NO_ERROR;
+ if (mInput != AUDIO_IO_HANDLE_NONE) {
+ if (mDeviceCallback != 0) {
+ ALOGW("%s callback already present!", __FUNCTION__);
+ AudioSystem::removeAudioDeviceCallback(mDeviceCallback, mInput);
+ }
+ status = AudioSystem::addAudioDeviceCallback(callback, mInput);
+ }
+ mDeviceCallback = callback;
+ return status;
+}
+
+status_t AudioRecord::removeAudioDeviceCallback(
+ const sp<AudioSystem::AudioDeviceCallback>& callback)
+{
+ if (callback == 0) {
+ ALOGW("%s removing NULL callback!", __FUNCTION__);
+ return BAD_VALUE;
+ }
+ AutoMutex lock(mLock);
+ if (mDeviceCallback != callback) {
+ ALOGW("%s removing different callback!", __FUNCTION__);
+ return INVALID_OPERATION;
+ }
+ if (mInput != AUDIO_IO_HANDLE_NONE) {
+ AudioSystem::removeAudioDeviceCallback(mDeviceCallback, mInput);
+ }
+ mDeviceCallback = 0;
+ return NO_ERROR;
+}
+
// =========================================================================
void AudioRecord::DeathNotifier::binderDied(const wp<IBinder>& who __unused)
diff --git a/media/libmedia/AudioSystem.cpp b/media/libmedia/AudioSystem.cpp
index 85ed2b1..4c2e77b 100644
--- a/media/libmedia/AudioSystem.cpp
+++ b/media/libmedia/AudioSystem.cpp
@@ -76,6 +76,25 @@ const sp<IAudioFlinger> AudioSystem::get_audio_flinger()
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) {
@@ -249,9 +268,7 @@ status_t AudioSystem::getSamplingRate(audio_io_handle_t output,
{
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
if (af == 0) return PERMISSION_DENIED;
-
- LOG_ALWAYS_FATAL_IF(gAudioFlingerClient == 0);
- sp<AudioIoDescriptor> outputDesc = gAudioFlingerClient->getIoDescriptor(output);
+ sp<AudioIoDescriptor> outputDesc = getIoDescriptor(output);
if (outputDesc == 0) {
ALOGV("getOutputSamplingRate() no output descriptor for output %d in gOutputs", output);
*samplingRate = af->sampleRate(output);
@@ -290,9 +307,7 @@ status_t AudioSystem::getFrameCount(audio_io_handle_t output,
{
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
if (af == 0) return PERMISSION_DENIED;
-
- LOG_ALWAYS_FATAL_IF(gAudioFlingerClient == 0);
- sp<AudioIoDescriptor> outputDesc = gAudioFlingerClient->getIoDescriptor(output);
+ sp<AudioIoDescriptor> outputDesc = getIoDescriptor(output);
if (outputDesc == 0) {
*frameCount = af->frameCount(output);
} else {
@@ -329,9 +344,7 @@ status_t AudioSystem::getLatency(audio_io_handle_t output,
{
const sp<IAudioFlinger>& af = AudioSystem::get_audio_flinger();
if (af == 0) return PERMISSION_DENIED;
-
- LOG_ALWAYS_FATAL_IF(gAudioFlingerClient == 0);
- sp<AudioIoDescriptor> outputDesc = gAudioFlingerClient->getIoDescriptor(output);
+ sp<AudioIoDescriptor> outputDesc = getIoDescriptor(output);
if (outputDesc == 0) {
*latency = af->latency(output);
} else {
@@ -346,10 +359,11 @@ status_t AudioSystem::getLatency(audio_io_handle_t output,
status_t AudioSystem::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;
- LOG_ALWAYS_FATAL_IF(gAudioFlingerClient == 0);
- return gAudioFlingerClient->getInputBufferSize(sampleRate, format, channelMask, 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)
@@ -446,47 +460,77 @@ void AudioSystem::AudioFlingerClient::ioConfigChanged(audio_io_config_event even
if (ioDesc == 0 || ioDesc->mIoHandle == AUDIO_IO_HANDLE_NONE) return;
- Mutex::Autolock _l(mLock);
+ audio_port_handle_t deviceId = AUDIO_PORT_HANDLE_NONE;
+ Vector < sp<AudioDeviceCallback> > callbacks;
- switch (event) {
- case AUDIO_OUTPUT_OPENED:
- case AUDIO_INPUT_OPENED: {
- if (getIoDescriptor(ioDesc->mIoHandle) != 0) {
- ALOGV("ioConfigChanged() opening already existing output! %d", ioDesc->mIoHandle);
- break;
- }
- mIoDescriptors.add(ioDesc->mIoHandle, ioDesc);
- ALOGV("ioConfigChanged() new %s opened %d samplingRate %u, format %#x channel mask %#x "
- "frameCount %zu", event == AUDIO_OUTPUT_OPENED ? "output" : "input",
- ioDesc->mIoHandle, ioDesc->mSamplingRate, ioDesc->mFormat, ioDesc->mChannelMask,
- ioDesc->mFrameCount);
- } break;
- case AUDIO_OUTPUT_CLOSED:
- case AUDIO_INPUT_CLOSED: {
- if (getIoDescriptor(ioDesc->mIoHandle) == 0) {
- ALOGW("ioConfigChanged() closing unknown %s %d",
+ {
+ Mutex::Autolock _l(mLock);
+
+ switch (event) {
+ case AUDIO_OUTPUT_OPENED:
+ case AUDIO_INPUT_OPENED: {
+ if (getIoDescriptor(ioDesc->mIoHandle) != 0) {
+ ALOGV("ioConfigChanged() opening already existing output! %d", ioDesc->mIoHandle);
+ break;
+ }
+ mIoDescriptors.add(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(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);
- break;
- }
- ALOGV("ioConfigChanged() %s %d closed", event == AUDIO_OUTPUT_CLOSED ? "output" : "input",
- ioDesc->mIoHandle);
- mIoDescriptors.removeItem(ioDesc->mIoHandle);
- } break;
+ mIoDescriptors.removeItem(ioDesc->mIoHandle);
+ mAudioDeviceCallbacks.removeItem(ioDesc->mIoHandle);
+ } break;
- case AUDIO_OUTPUT_CONFIG_CHANGED:
- case AUDIO_INPUT_CONFIG_CHANGED: {
- if (getIoDescriptor(ioDesc->mIoHandle) == 0) {
- ALOGW("ioConfigChanged() modifying unknown output! %d", ioDesc->mIoHandle);
- break;
+ case AUDIO_OUTPUT_CONFIG_CHANGED:
+ case AUDIO_INPUT_CONFIG_CHANGED: {
+ sp<AudioIoDescriptor> oldDesc = getIoDescriptor(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 deviceId %d",
+ event == AUDIO_OUTPUT_CONFIG_CHANGED ? "output" : "input",
+ ioDesc->mIoHandle, ioDesc->mSamplingRate, ioDesc->mFormat,
+ ioDesc->mChannelMask, ioDesc->mFrameCount, ioDesc->getDeviceId());
+
+ } break;
}
- mIoDescriptors.replaceValueFor(ioDesc->mIoHandle, ioDesc);
- ALOGV("ioConfigChanged() new config for %s %d samplingRate %u, format %#x "
- "channel mask %#x frameCount %zu",
- event == AUDIO_OUTPUT_CONFIG_CHANGED ? "output" : "input",
- ioDesc->mIoHandle, ioDesc->mSamplingRate, ioDesc->mFormat,
- ioDesc->mChannelMask, ioDesc->mFrameCount);
- } 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);
}
}
@@ -532,7 +576,56 @@ sp<AudioIoDescriptor> AudioSystem::AudioFlingerClient::getIoDescriptor(audio_io_
return desc;
}
-/*static*/ void AudioSystem::setErrorCallback(audio_error_callback cb)
+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;
@@ -864,11 +957,11 @@ void AudioSystem::clearAudioConfigCache()
{
// called by restoreTrack_l(), which needs new IAudioFlinger and IAudioPolicyService instances
ALOGV("clearAudioConfigCache()");
- if (gAudioFlingerClient != 0) {
- gAudioFlingerClient->clearIoCache();
- }
{
Mutex::Autolock _l(gLock);
+ if (gAudioFlingerClient != 0) {
+ gAudioFlingerClient->clearIoCache();
+ }
gAudioFlinger.clear();
}
{
@@ -934,7 +1027,7 @@ status_t AudioSystem::setAudioPortConfig(const struct audio_port_config *config)
return aps->setAudioPortConfig(config);
}
-status_t AudioSystem::addAudioPortCallback(const sp<AudioPortCallback>& callBack)
+status_t AudioSystem::addAudioPortCallback(const sp<AudioPortCallback>& callback)
{
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
if (aps == 0) return PERMISSION_DENIED;
@@ -943,11 +1036,11 @@ status_t AudioSystem::addAudioPortCallback(const sp<AudioPortCallback>& callBack
if (gAudioPolicyServiceClient == 0) {
return NO_INIT;
}
- return gAudioPolicyServiceClient->addAudioPortCallback(callBack);
+ return gAudioPolicyServiceClient->addAudioPortCallback(callback);
}
/*static*/
-status_t AudioSystem::removeAudioPortCallback(const sp<AudioPortCallback>& callBack)
+status_t AudioSystem::removeAudioPortCallback(const sp<AudioPortCallback>& callback)
{
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
if (aps == 0) return PERMISSION_DENIED;
@@ -956,7 +1049,38 @@ status_t AudioSystem::removeAudioPortCallback(const sp<AudioPortCallback>& callB
if (gAudioPolicyServiceClient == 0) {
return NO_INIT;
}
- return gAudioPolicyServiceClient->removeAudioPortCallback(callBack);
+ return gAudioPolicyServiceClient->removeAudioPortCallback(callback);
+}
+
+status_t AudioSystem::addAudioDeviceCallback(
+ const sp<AudioDeviceCallback>& callback, audio_io_handle_t audioIo)
+{
+ const sp<AudioFlingerClient> afc = getAudioFlingerClient();
+ if (afc == 0) {
+ return NO_INIT;
+ }
+ return afc->addAudioDeviceCallback(callback, audioIo);
+}
+
+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,
@@ -1008,25 +1132,25 @@ status_t AudioSystem::stopAudioSource(audio_io_handle_t handle)
// ---------------------------------------------------------------------------
status_t AudioSystem::AudioPolicyServiceClient::addAudioPortCallback(
- const sp<AudioPortCallback>& callBack)
+ const sp<AudioPortCallback>& callback)
{
Mutex::Autolock _l(mLock);
for (size_t i = 0; i < mAudioPortCallbacks.size(); i++) {
- if (mAudioPortCallbacks[i] == callBack) {
+ if (mAudioPortCallbacks[i] == callback) {
return INVALID_OPERATION;
}
}
- mAudioPortCallbacks.add(callBack);
+ mAudioPortCallbacks.add(callback);
return NO_ERROR;
}
status_t AudioSystem::AudioPolicyServiceClient::removeAudioPortCallback(
- const sp<AudioPortCallback>& callBack)
+ const sp<AudioPortCallback>& callback)
{
Mutex::Autolock _l(mLock);
size_t i;
for (i = 0; i < mAudioPortCallbacks.size(); i++) {
- if (mAudioPortCallbacks[i] == callBack) {
+ if (mAudioPortCallbacks[i] == callback) {
break;
}
}
@@ -1037,6 +1161,7 @@ status_t AudioSystem::AudioPolicyServiceClient::removeAudioPortCallback(
return NO_ERROR;
}
+
void AudioSystem::AudioPolicyServiceClient::onAudioPortListUpdate()
{
Mutex::Autolock _l(mLock);
diff --git a/media/libmedia/AudioTrack.cpp b/media/libmedia/AudioTrack.cpp
index bb47d3e..db316b0 100644
--- a/media/libmedia/AudioTrack.cpp
+++ b/media/libmedia/AudioTrack.cpp
@@ -234,6 +234,10 @@ AudioTrack::~AudioTrack()
mAudioTrackThread->requestExitAndWait();
mAudioTrackThread.clear();
}
+ // No lock here: worst case we remove a NULL callback which will be a nop
+ if (mDeviceCallback != 0 && mOutput != AUDIO_IO_HANDLE_NONE) {
+ AudioSystem::removeAudioDeviceCallback(mDeviceCallback, mOutput);
+ }
IInterface::asBinder(mAudioTrack)->unlinkToDeath(mDeathNotifier, this);
mAudioTrack.clear();
mCblkMemory.clear();
@@ -1042,6 +1046,14 @@ audio_port_handle_t AudioTrack::getOutputDevice() {
return mSelectedDeviceId;
}
+audio_port_handle_t AudioTrack::getRoutedDeviceId() {
+ AutoMutex lock(mLock);
+ if (mOutput == AUDIO_IO_HANDLE_NONE) {
+ return AUDIO_PORT_HANDLE_NONE;
+ }
+ return AudioSystem::getDeviceIdForIo(mOutput);
+}
+
status_t AudioTrack::attachAuxEffect(int effectId)
{
AutoMutex lock(mLock);
@@ -1071,6 +1083,9 @@ status_t AudioTrack::createTrack_l()
return NO_INIT;
}
+ if (mDeviceCallback != 0 && mOutput != AUDIO_IO_HANDLE_NONE) {
+ AudioSystem::removeAudioDeviceCallback(mDeviceCallback, mOutput);
+ }
audio_io_handle_t output;
audio_stream_type_t streamType = mStreamType;
audio_attributes_t *attr = (mStreamType == AUDIO_STREAM_DEFAULT) ? &mAttributes : NULL;
@@ -1375,6 +1390,10 @@ status_t AudioTrack::createTrack_l()
mDeathNotifier = new DeathNotifier(this);
IInterface::asBinder(mAudioTrack)->linkToDeath(mDeathNotifier, this);
+ if (mDeviceCallback != 0) {
+ AudioSystem::addAudioDeviceCallback(mDeviceCallback, mOutput);
+ }
+
return NO_ERROR;
}
@@ -2308,6 +2327,48 @@ uint32_t AudioTrack::getUnderrunFrames() const
return mProxy->getUnderrunFrames();
}
+status_t AudioTrack::addAudioDeviceCallback(const sp<AudioSystem::AudioDeviceCallback>& callback)
+{
+ if (callback == 0) {
+ ALOGW("%s adding NULL callback!", __FUNCTION__);
+ return BAD_VALUE;
+ }
+ AutoMutex lock(mLock);
+ if (mDeviceCallback == callback) {
+ ALOGW("%s adding same callback!", __FUNCTION__);
+ return INVALID_OPERATION;
+ }
+ status_t status = NO_ERROR;
+ if (mOutput != AUDIO_IO_HANDLE_NONE) {
+ if (mDeviceCallback != 0) {
+ ALOGW("%s callback already present!", __FUNCTION__);
+ AudioSystem::removeAudioDeviceCallback(mDeviceCallback, mOutput);
+ }
+ status = AudioSystem::addAudioDeviceCallback(callback, mOutput);
+ }
+ mDeviceCallback = callback;
+ return status;
+}
+
+status_t AudioTrack::removeAudioDeviceCallback(
+ const sp<AudioSystem::AudioDeviceCallback>& callback)
+{
+ if (callback == 0) {
+ ALOGW("%s removing NULL callback!", __FUNCTION__);
+ return BAD_VALUE;
+ }
+ AutoMutex lock(mLock);
+ if (mDeviceCallback != callback) {
+ ALOGW("%s removing different callback!", __FUNCTION__);
+ return INVALID_OPERATION;
+ }
+ if (mOutput != AUDIO_IO_HANDLE_NONE) {
+ AudioSystem::removeAudioDeviceCallback(mDeviceCallback, mOutput);
+ }
+ mDeviceCallback = 0;
+ return NO_ERROR;
+}
+
// =========================================================================
void AudioTrack::DeathNotifier::binderDied(const wp<IBinder>& who __unused)
diff --git a/media/libmedia/IAudioFlingerClient.cpp b/media/libmedia/IAudioFlingerClient.cpp
index a622241..3429d36 100644
--- a/media/libmedia/IAudioFlingerClient.cpp
+++ b/media/libmedia/IAudioFlingerClient.cpp
@@ -45,6 +45,7 @@ public:
data.writeInterfaceToken(IAudioFlingerClient::getInterfaceDescriptor());
data.writeInt32(event);
data.writeInt32((int32_t)ioDesc->mIoHandle);
+ data.write(&ioDesc->mPatch, sizeof(struct audio_patch));
data.writeInt32(ioDesc->mSamplingRate);
data.writeInt32(ioDesc->mFormat);
data.writeInt32(ioDesc->mChannelMask);
@@ -67,6 +68,7 @@ status_t BnAudioFlingerClient::onTransact(
audio_io_config_event event = (audio_io_config_event)data.readInt32();
sp<AudioIoDescriptor> ioDesc = new AudioIoDescriptor();
ioDesc->mIoHandle = (audio_io_handle_t) data.readInt32();
+ data.read(&ioDesc->mPatch, sizeof(struct audio_patch));
ioDesc->mSamplingRate = data.readInt32();
ioDesc->mFormat = (audio_format_t) data.readInt32();
ioDesc->mChannelMask = (audio_channel_mask_t) data.readInt32();
generated by cgit v1.1 at 2024-05-08 20:43:26 +0000