Merge changes from topic "fix-aidl-mix-ports-and-bt" into main
* changes:
audio: Fix BT AIDL HAL module implementation
audio r_submix: Suggest configuration from the peer
audio: Refactor configuration population
diff --git a/audio/aidl/default/Module.cpp b/audio/aidl/default/Module.cpp
index 6c4d7ac..b8e1df8 100644
--- a/audio/aidl/default/Module.cpp
+++ b/audio/aidl/default/Module.cpp
@@ -93,32 +93,6 @@
return std::all_of(profiles.begin(), profiles.end(), isDynamicProfile);
}
-// Note: does not assign an ID to the config.
-bool generateDefaultPortConfig(const AudioPort& port, AudioPortConfig* config) {
- const bool allowDynamicConfig = port.ext.getTag() == AudioPortExt::device;
- *config = {};
- config->portId = port.id;
- for (const auto& profile : port.profiles) {
- if (isDynamicProfile(profile)) continue;
- config->format = profile.format;
- config->channelMask = *profile.channelMasks.begin();
- config->sampleRate = Int{.value = *profile.sampleRates.begin()};
- config->flags = port.flags;
- config->ext = port.ext;
- return true;
- }
- if (allowDynamicConfig) {
- config->format = AudioFormatDescription{};
- config->channelMask = AudioChannelLayout{};
- config->sampleRate = Int{.value = 0};
- config->flags = port.flags;
- config->ext = port.ext;
- return true;
- }
- LOG(ERROR) << __func__ << ": port " << port.id << " only has dynamic profiles";
- return false;
-}
-
bool findAudioProfile(const AudioPort& port, const AudioFormatDescription& format,
AudioProfile* profile) {
if (auto profilesIt =
@@ -204,10 +178,11 @@
}
auto& configs = getConfig().portConfigs;
auto portConfigIt = findById<AudioPortConfig>(configs, in_portConfigId);
+ const int32_t nominalLatencyMs = getNominalLatencyMs(*portConfigIt);
// Since this is a private method, it is assumed that
// validity of the portConfigId has already been checked.
- const int32_t minimumStreamBufferSizeFrames = calculateBufferSizeFrames(
- getNominalLatencyMs(*portConfigIt), portConfigIt->sampleRate.value().value);
+ const int32_t minimumStreamBufferSizeFrames =
+ calculateBufferSizeFrames(nominalLatencyMs, portConfigIt->sampleRate.value().value);
if (in_bufferSizeFrames < minimumStreamBufferSizeFrames) {
LOG(ERROR) << __func__ << ": insufficient buffer size " << in_bufferSizeFrames
<< ", must be at least " << minimumStreamBufferSizeFrames;
@@ -241,7 +216,7 @@
std::make_unique<StreamContext::CommandMQ>(1, true /*configureEventFlagWord*/),
std::make_unique<StreamContext::ReplyMQ>(1, true /*configureEventFlagWord*/),
portConfigIt->format.value(), portConfigIt->channelMask.value(),
- portConfigIt->sampleRate.value().value, flags, getNominalLatencyMs(*portConfigIt),
+ portConfigIt->sampleRate.value().value, flags, nominalLatencyMs,
portConfigIt->ext.get<AudioPortExt::mix>().handle,
std::make_unique<StreamContext::DataMQ>(frameSize * in_bufferSizeFrames),
asyncCallback, outEventCallback,
@@ -328,6 +303,29 @@
return ndk::ScopedAStatus::ok();
}
+bool Module::generateDefaultPortConfig(const AudioPort& port, AudioPortConfig* config) {
+ const bool allowDynamicConfig = port.ext.getTag() == AudioPortExt::device;
+ for (const auto& profile : port.profiles) {
+ if (isDynamicProfile(profile)) continue;
+ config->format = profile.format;
+ config->channelMask = *profile.channelMasks.begin();
+ config->sampleRate = Int{.value = *profile.sampleRates.begin()};
+ config->flags = port.flags;
+ config->ext = port.ext;
+ return true;
+ }
+ if (allowDynamicConfig) {
+ config->format = AudioFormatDescription{};
+ config->channelMask = AudioChannelLayout{};
+ config->sampleRate = Int{.value = 0};
+ config->flags = port.flags;
+ config->ext = port.ext;
+ return true;
+ }
+ LOG(ERROR) << __func__ << ": port " << port.id << " only has dynamic profiles";
+ return false;
+}
+
void Module::populateConnectedProfiles() {
Configuration& config = getConfig();
for (const AudioPort& port : config.ports) {
@@ -617,10 +615,11 @@
std::vector<AudioRoute*> routesToMixPorts = getAudioRoutesForAudioPortImpl(templateId);
std::set<int32_t> routableMixPortIds = getRoutableAudioPortIds(templateId, &routesToMixPorts);
+ const int32_t nextPortId = getConfig().nextPortId++;
if (!mDebug.simulateDeviceConnections) {
// Even if the device port has static profiles, the HAL module might need to update
// them, or abort the connection process.
- RETURN_STATUS_IF_ERROR(populateConnectedDevicePort(&connectedPort));
+ RETURN_STATUS_IF_ERROR(populateConnectedDevicePort(&connectedPort, nextPortId));
} else if (hasDynamicProfilesOnly(connectedPort.profiles)) {
auto& connectedProfiles = getConfig().connectedProfiles;
if (auto connectedProfilesIt = connectedProfiles.find(templateId);
@@ -644,7 +643,7 @@
}
}
- connectedPort.id = getConfig().nextPortId++;
+ connectedPort.id = nextPortId;
auto [connectedPortsIt, _] =
mConnectedDevicePorts.insert(std::pair(connectedPort.id, std::set<int32_t>()));
LOG(DEBUG) << __func__ << ": template port " << templateId << " external device connected, "
@@ -1035,6 +1034,18 @@
ndk::ScopedAStatus Module::setAudioPortConfig(const AudioPortConfig& in_requested,
AudioPortConfig* out_suggested, bool* _aidl_return) {
+ auto generate = [this](const AudioPort& port, AudioPortConfig* config) {
+ return generateDefaultPortConfig(port, config);
+ };
+ return setAudioPortConfigImpl(in_requested, generate, out_suggested, _aidl_return);
+}
+
+ndk::ScopedAStatus Module::setAudioPortConfigImpl(
+ const AudioPortConfig& in_requested,
+ const std::function<bool(const ::aidl::android::media::audio::common::AudioPort& port,
+ ::aidl::android::media::audio::common::AudioPortConfig* config)>&
+ fillPortConfig,
+ AudioPortConfig* out_suggested, bool* applied) {
LOG(DEBUG) << __func__ << ": requested " << in_requested.toString();
auto& configs = getConfig().portConfigs;
auto existing = configs.end();
@@ -1063,7 +1074,8 @@
*out_suggested = *existing;
} else {
AudioPortConfig newConfig;
- if (generateDefaultPortConfig(*portIt, &newConfig)) {
+ newConfig.portId = portIt->id;
+ if (fillPortConfig(*portIt, &newConfig)) {
*out_suggested = newConfig;
} else {
LOG(ERROR) << __func__ << ": unable generate a default config for port " << portId;
@@ -1168,17 +1180,17 @@
if (existing == configs.end() && requestedIsValid && requestedIsFullySpecified) {
out_suggested->id = getConfig().nextPortId++;
configs.push_back(*out_suggested);
- *_aidl_return = true;
+ *applied = true;
LOG(DEBUG) << __func__ << ": created new port config " << out_suggested->toString();
} else if (existing != configs.end() && requestedIsValid) {
*existing = *out_suggested;
- *_aidl_return = true;
+ *applied = true;
LOG(DEBUG) << __func__ << ": updated port config " << out_suggested->toString();
} else {
LOG(DEBUG) << __func__ << ": not applied; existing config ? " << (existing != configs.end())
<< "; requested is valid? " << requestedIsValid << ", fully specified? "
<< requestedIsFullySpecified;
- *_aidl_return = false;
+ *applied = false;
}
return ndk::ScopedAStatus::ok();
}
@@ -1530,7 +1542,7 @@
return mIsMmapSupported.value();
}
-ndk::ScopedAStatus Module::populateConnectedDevicePort(AudioPort* audioPort) {
+ndk::ScopedAStatus Module::populateConnectedDevicePort(AudioPort* audioPort, int32_t) {
if (audioPort->ext.getTag() != AudioPortExt::device) {
LOG(ERROR) << __func__ << ": not a device port: " << audioPort->toString();
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
diff --git a/audio/aidl/default/alsa/ModuleAlsa.cpp b/audio/aidl/default/alsa/ModuleAlsa.cpp
index 8512631..9a2cce7 100644
--- a/audio/aidl/default/alsa/ModuleAlsa.cpp
+++ b/audio/aidl/default/alsa/ModuleAlsa.cpp
@@ -34,7 +34,7 @@
namespace aidl::android::hardware::audio::core {
-ndk::ScopedAStatus ModuleAlsa::populateConnectedDevicePort(AudioPort* audioPort) {
+ndk::ScopedAStatus ModuleAlsa::populateConnectedDevicePort(AudioPort* audioPort, int32_t) {
auto deviceProfile = alsa::getDeviceProfile(*audioPort);
if (!deviceProfile.has_value()) {
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
diff --git a/audio/aidl/default/bluetooth/DevicePortProxy.cpp b/audio/aidl/default/bluetooth/DevicePortProxy.cpp
index 1be0875..d772c20 100644
--- a/audio/aidl/default/bluetooth/DevicePortProxy.cpp
+++ b/audio/aidl/default/bluetooth/DevicePortProxy.cpp
@@ -14,7 +14,7 @@
* limitations under the License.
*/
-#define LOG_TAG "AHAL_BluetoothPortProxy"
+#define LOG_TAG "AHAL_BluetoothAudioPort"
#include <android-base/logging.h>
#include <android-base/stringprintf.h>
@@ -254,12 +254,7 @@
return (mCookie != ::aidl::android::hardware::bluetooth::audio::kObserversCookieUndefined);
}
-bool BluetoothAudioPortAidl::getPreferredDataIntervalUs(size_t* interval_us) const {
- if (!interval_us) {
- LOG(ERROR) << __func__ << ": bad input arg";
- return false;
- }
-
+bool BluetoothAudioPortAidl::getPreferredDataIntervalUs(size_t& interval_us) const {
if (!inUse()) {
LOG(ERROR) << __func__ << ": BluetoothAudioPortAidl is not in use";
return false;
@@ -272,16 +267,11 @@
return false;
}
- *interval_us = hal_audio_cfg.get<AudioConfiguration::pcmConfig>().dataIntervalUs;
+ interval_us = hal_audio_cfg.get<AudioConfiguration::pcmConfig>().dataIntervalUs;
return true;
}
-bool BluetoothAudioPortAidl::loadAudioConfig(PcmConfiguration* audio_cfg) const {
- if (!audio_cfg) {
- LOG(ERROR) << __func__ << ": bad input arg";
- return false;
- }
-
+bool BluetoothAudioPortAidl::loadAudioConfig(PcmConfiguration& audio_cfg) {
if (!inUse()) {
LOG(ERROR) << __func__ << ": BluetoothAudioPortAidl is not in use";
return false;
@@ -293,15 +283,26 @@
LOG(ERROR) << __func__ << ": unsupported audio cfg tag";
return false;
}
- *audio_cfg = hal_audio_cfg.get<AudioConfiguration::pcmConfig>();
+ audio_cfg = hal_audio_cfg.get<AudioConfiguration::pcmConfig>();
LOG(VERBOSE) << __func__ << debugMessage() << ", state*=" << getState() << ", PcmConfig=["
- << audio_cfg->toString() << "]";
- if (audio_cfg->channelMode == ChannelMode::UNKNOWN) {
+ << audio_cfg.toString() << "]";
+ if (audio_cfg.channelMode == ChannelMode::UNKNOWN) {
return false;
}
return true;
}
+bool BluetoothAudioPortAidlOut::loadAudioConfig(PcmConfiguration& audio_cfg) {
+ if (!BluetoothAudioPortAidl::loadAudioConfig(audio_cfg)) return false;
+ // WAR to support Mono / 16 bits per sample as the Bluetooth stack requires
+ if (audio_cfg.channelMode == ChannelMode::MONO && audio_cfg.bitsPerSample == 16) {
+ mIsStereoToMono = true;
+ audio_cfg.channelMode = ChannelMode::STEREO;
+ LOG(INFO) << __func__ << ": force channels = to be AUDIO_CHANNEL_OUT_STEREO";
+ }
+ return true;
+}
+
bool BluetoothAudioPortAidl::standby() {
if (!inUse()) {
LOG(ERROR) << __func__ << ": BluetoothAudioPortAidl is not in use";
@@ -435,7 +436,7 @@
retval = condWaitState(BluetoothStreamState::SUSPENDING);
} else {
LOG(ERROR) << __func__ << debugMessage() << ", state=" << getState()
- << " Hal fails";
+ << " failure to suspend stream";
}
}
}
diff --git a/audio/aidl/default/bluetooth/ModuleBluetooth.cpp b/audio/aidl/default/bluetooth/ModuleBluetooth.cpp
index 8a1cbbf..9084b30 100644
--- a/audio/aidl/default/bluetooth/ModuleBluetooth.cpp
+++ b/audio/aidl/default/bluetooth/ModuleBluetooth.cpp
@@ -24,13 +24,25 @@
using aidl::android::hardware::audio::common::SinkMetadata;
using aidl::android::hardware::audio::common::SourceMetadata;
+using aidl::android::hardware::bluetooth::audio::ChannelMode;
+using aidl::android::hardware::bluetooth::audio::PcmConfiguration;
+using aidl::android::media::audio::common::AudioChannelLayout;
+using aidl::android::media::audio::common::AudioConfigBase;
using aidl::android::media::audio::common::AudioDeviceDescription;
using aidl::android::media::audio::common::AudioDeviceType;
+using aidl::android::media::audio::common::AudioFormatDescription;
+using aidl::android::media::audio::common::AudioFormatType;
+using aidl::android::media::audio::common::AudioIoFlags;
using aidl::android::media::audio::common::AudioOffloadInfo;
using aidl::android::media::audio::common::AudioPort;
+using aidl::android::media::audio::common::AudioPortConfig;
using aidl::android::media::audio::common::AudioPortExt;
+using aidl::android::media::audio::common::AudioProfile;
+using aidl::android::media::audio::common::Int;
using aidl::android::media::audio::common::MicrophoneInfo;
+using aidl::android::media::audio::common::PcmType;
using android::bluetooth::audio::aidl::BluetoothAudioPortAidl;
+using android::bluetooth::audio::aidl::BluetoothAudioPortAidlIn;
using android::bluetooth::audio::aidl::BluetoothAudioPortAidlOut;
// TODO(b/312265159) bluetooth audio should be in its own process
@@ -39,6 +51,35 @@
namespace aidl::android::hardware::audio::core {
+namespace {
+
+PcmType pcmTypeFromBitsPerSample(int8_t bitsPerSample) {
+ if (bitsPerSample == 8)
+ return PcmType::UINT_8_BIT;
+ else if (bitsPerSample == 16)
+ return PcmType::INT_16_BIT;
+ else if (bitsPerSample == 24)
+ return PcmType::INT_24_BIT;
+ else if (bitsPerSample == 32)
+ return PcmType::INT_32_BIT;
+ ALOGE("Unsupported bitsPerSample: %d", bitsPerSample);
+ return PcmType::DEFAULT;
+}
+
+AudioChannelLayout channelLayoutFromChannelMode(ChannelMode mode) {
+ if (mode == ChannelMode::MONO) {
+ return AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
+ AudioChannelLayout::LAYOUT_MONO);
+ } else if (mode == ChannelMode::STEREO || mode == ChannelMode::DUALMONO) {
+ return AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
+ AudioChannelLayout::LAYOUT_STEREO);
+ }
+ ALOGE("Unsupported channel mode: %s", toString(mode).c_str());
+ return AudioChannelLayout{};
+}
+
+} // namespace
+
ModuleBluetooth::ModuleBluetooth(std::unique_ptr<Module::Configuration>&& config)
: Module(Type::BLUETOOTH, std::move(config)) {
// TODO(b/312265159) bluetooth audio should be in its own process
@@ -95,66 +136,130 @@
return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
}
+ndk::ScopedAStatus ModuleBluetooth::setAudioPortConfig(const AudioPortConfig& in_requested,
+ AudioPortConfig* out_suggested,
+ bool* _aidl_return) {
+ auto fillConfig = [this](const AudioPort& port, AudioPortConfig* config) {
+ if (port.ext.getTag() == AudioPortExt::device) {
+ CachedProxy proxy;
+ auto status = findOrCreateProxy(port, proxy);
+ if (status.isOk()) {
+ const auto& pcmConfig = proxy.pcmConfig;
+ LOG(DEBUG) << "setAudioPortConfig: suggesting port config from "
+ << pcmConfig.toString();
+ const auto pcmType = pcmTypeFromBitsPerSample(pcmConfig.bitsPerSample);
+ const auto channelMask = channelLayoutFromChannelMode(pcmConfig.channelMode);
+ if (pcmType != PcmType::DEFAULT && channelMask != AudioChannelLayout{}) {
+ config->format =
+ AudioFormatDescription{.type = AudioFormatType::PCM, .pcm = pcmType};
+ config->channelMask = channelMask;
+ config->sampleRate = Int{.value = pcmConfig.sampleRateHz};
+ config->flags = port.flags;
+ config->ext = port.ext;
+ return true;
+ }
+ }
+ }
+ return generateDefaultPortConfig(port, config);
+ };
+ return Module::setAudioPortConfigImpl(in_requested, fillConfig, out_suggested, _aidl_return);
+}
+
+ndk::ScopedAStatus ModuleBluetooth::checkAudioPatchEndpointsMatch(
+ const std::vector<AudioPortConfig*>& sources, const std::vector<AudioPortConfig*>& sinks) {
+ // Both sources and sinks must be non-empty, this is guaranteed by 'setAudioPatch'.
+ const bool isInput = sources[0]->ext.getTag() == AudioPortExt::device;
+ const int32_t devicePortId = isInput ? sources[0]->portId : sinks[0]->portId;
+ const auto proxyIt = mProxies.find(devicePortId);
+ if (proxyIt == mProxies.end()) return ndk::ScopedAStatus::ok();
+ const auto& pcmConfig = proxyIt->second.pcmConfig;
+ const AudioPortConfig* mixPortConfig = isInput ? sinks[0] : sources[0];
+ if (!StreamBluetooth::checkConfigParams(
+ pcmConfig, AudioConfigBase{.sampleRate = mixPortConfig->sampleRate->value,
+ .channelMask = *(mixPortConfig->channelMask),
+ .format = *(mixPortConfig->format)})) {
+ return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+ }
+ if (int32_t handle = mixPortConfig->ext.get<AudioPortExt::mix>().handle; handle > 0) {
+ mConnections.insert(std::pair(handle, devicePortId));
+ }
+ return ndk::ScopedAStatus::ok();
+}
+
+void ModuleBluetooth::onExternalDeviceConnectionChanged(const AudioPort& audioPort,
+ bool connected) {
+ if (!connected) mProxies.erase(audioPort.id);
+}
+
ndk::ScopedAStatus ModuleBluetooth::createInputStream(
StreamContext&& context, const SinkMetadata& sinkMetadata,
const std::vector<MicrophoneInfo>& microphones, std::shared_ptr<StreamIn>* result) {
+ CachedProxy proxy;
+ RETURN_STATUS_IF_ERROR(fetchAndCheckProxy(context, proxy));
return createStreamInstance<StreamInBluetooth>(result, std::move(context), sinkMetadata,
- microphones, getBtProfileManagerHandles());
+ microphones, getBtProfileManagerHandles(),
+ proxy.ptr, proxy.pcmConfig);
}
ndk::ScopedAStatus ModuleBluetooth::createOutputStream(
StreamContext&& context, const SourceMetadata& sourceMetadata,
const std::optional<AudioOffloadInfo>& offloadInfo, std::shared_ptr<StreamOut>* result) {
+ CachedProxy proxy;
+ RETURN_STATUS_IF_ERROR(fetchAndCheckProxy(context, proxy));
return createStreamInstance<StreamOutBluetooth>(result, std::move(context), sourceMetadata,
- offloadInfo, getBtProfileManagerHandles());
+ offloadInfo, getBtProfileManagerHandles(),
+ proxy.ptr, proxy.pcmConfig);
}
-ndk::ScopedAStatus ModuleBluetooth::populateConnectedDevicePort(AudioPort* audioPort) {
+ndk::ScopedAStatus ModuleBluetooth::populateConnectedDevicePort(AudioPort* audioPort,
+ int32_t nextPortId) {
if (audioPort->ext.getTag() != AudioPortExt::device) {
LOG(ERROR) << __func__ << ": not a device port: " << audioPort->toString();
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
}
+ if (!::aidl::android::hardware::bluetooth::audio::BluetoothAudioSession::IsAidlAvailable()) {
+ LOG(ERROR) << __func__ << ": IBluetoothAudioProviderFactory AIDL service not available";
+ return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
+ }
const auto& devicePort = audioPort->ext.get<AudioPortExt::device>();
const auto& description = devicePort.device.type;
- // Since the configuration of the BT module is static, there is nothing to populate here.
- // However, this method must return an error when the device can not be connected,
- // this is determined by the status of BT profiles.
+ // This method must return an error when the device can not be connected.
if (description.connection == AudioDeviceDescription::CONNECTION_BT_A2DP) {
bool isA2dpEnabled = false;
if (!!mBluetoothA2dp) {
RETURN_STATUS_IF_ERROR((*mBluetoothA2dp).isEnabled(&isA2dpEnabled));
}
LOG(DEBUG) << __func__ << ": isA2dpEnabled: " << isA2dpEnabled;
- return isA2dpEnabled ? ndk::ScopedAStatus::ok()
- : ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
+ if (!isA2dpEnabled) return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
} else if (description.connection == AudioDeviceDescription::CONNECTION_BT_LE) {
bool isLeEnabled = false;
if (!!mBluetoothLe) {
RETURN_STATUS_IF_ERROR((*mBluetoothLe).isEnabled(&isLeEnabled));
}
LOG(DEBUG) << __func__ << ": isLeEnabled: " << isLeEnabled;
- return isLeEnabled ? ndk::ScopedAStatus::ok()
- : ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
+ if (!isLeEnabled) return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
} else if (description.connection == AudioDeviceDescription::CONNECTION_WIRELESS &&
description.type == AudioDeviceType::OUT_HEARING_AID) {
- // Hearing aids can use a number of profiles, thus the only way to check
- // connectivity is to try to talk to the BT HAL.
- if (!::aidl::android::hardware::bluetooth::audio::BluetoothAudioSession::
- IsAidlAvailable()) {
- return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
- }
- std::shared_ptr<BluetoothAudioPortAidl> proxy = std::shared_ptr<BluetoothAudioPortAidl>(
- std::make_shared<BluetoothAudioPortAidlOut>());
- if (proxy->registerPort(description)) {
- LOG(DEBUG) << __func__ << ": registered hearing aid port";
- proxy->unregisterPort();
- return ndk::ScopedAStatus::ok();
- }
- LOG(DEBUG) << __func__ << ": failed to register hearing aid port";
- return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
+ // Hearing aids can use a number of profiles, no single switch exists.
+ } else {
+ LOG(ERROR) << __func__ << ": unsupported device type: " << audioPort->toString();
+ return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
}
- LOG(ERROR) << __func__ << ": unsupported device type: " << audioPort->toString();
- return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+ CachedProxy proxy;
+ RETURN_STATUS_IF_ERROR(createProxy(*audioPort, nextPortId, proxy));
+ // Since the device is already connected and configured by the BT stack, provide
+ // the current configuration instead of all possible profiles.
+ const auto& pcmConfig = proxy.pcmConfig;
+ audioPort->profiles.clear();
+ audioPort->profiles.push_back(
+ AudioProfile{.format = AudioFormatDescription{.type = AudioFormatType::PCM,
+ .pcm = pcmTypeFromBitsPerSample(
+ pcmConfig.bitsPerSample)},
+ .channelMasks = std::vector<AudioChannelLayout>(
+ {channelLayoutFromChannelMode(pcmConfig.channelMode)}),
+ .sampleRates = std::vector<int>({pcmConfig.sampleRateHz})});
+ LOG(DEBUG) << __func__ << ": " << audioPort->toString();
+ return ndk::ScopedAStatus::ok();
}
ndk::ScopedAStatus ModuleBluetooth::onMasterMuteChanged(bool) {
@@ -167,4 +272,77 @@
return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
}
+int32_t ModuleBluetooth::getNominalLatencyMs(const AudioPortConfig& portConfig) {
+ const auto connectionsIt = mConnections.find(portConfig.ext.get<AudioPortExt::mix>().handle);
+ if (connectionsIt != mConnections.end()) {
+ const auto proxyIt = mProxies.find(connectionsIt->second);
+ if (proxyIt != mProxies.end()) {
+ auto proxy = proxyIt->second.ptr;
+ size_t dataIntervalUs = 0;
+ if (!proxy->getPreferredDataIntervalUs(dataIntervalUs)) {
+ LOG(WARNING) << __func__ << ": could not fetch preferred data interval";
+ }
+ const bool isInput = portConfig.flags->getTag() == AudioIoFlags::input;
+ return isInput ? StreamInBluetooth::getNominalLatencyMs(dataIntervalUs)
+ : StreamOutBluetooth::getNominalLatencyMs(dataIntervalUs);
+ }
+ }
+ LOG(ERROR) << __func__ << ": no connection or proxy found for " << portConfig.toString();
+ return Module::getNominalLatencyMs(portConfig);
+}
+
+ndk::ScopedAStatus ModuleBluetooth::createProxy(const AudioPort& audioPort, int32_t instancePortId,
+ CachedProxy& proxy) {
+ const bool isInput = audioPort.flags.getTag() == AudioIoFlags::input;
+ proxy.ptr = isInput ? std::shared_ptr<BluetoothAudioPortAidl>(
+ std::make_shared<BluetoothAudioPortAidlIn>())
+ : std::shared_ptr<BluetoothAudioPortAidl>(
+ std::make_shared<BluetoothAudioPortAidlOut>());
+ const auto& devicePort = audioPort.ext.get<AudioPortExt::device>();
+ if (const auto device = devicePort.device.type; !proxy.ptr->registerPort(device)) {
+ LOG(ERROR) << __func__ << ": failed to register BT port for " << device.toString();
+ return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
+ }
+ if (!proxy.ptr->loadAudioConfig(proxy.pcmConfig)) {
+ LOG(ERROR) << __func__ << ": state=" << proxy.ptr->getState()
+ << ", failed to load audio config";
+ return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
+ }
+ mProxies.insert(std::pair(instancePortId, proxy));
+ return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus ModuleBluetooth::fetchAndCheckProxy(const StreamContext& context,
+ CachedProxy& proxy) {
+ const auto connectionsIt = mConnections.find(context.getMixPortHandle());
+ if (connectionsIt != mConnections.end()) {
+ const auto proxyIt = mProxies.find(connectionsIt->second);
+ if (proxyIt != mProxies.end()) {
+ proxy = proxyIt->second;
+ mProxies.erase(proxyIt);
+ }
+ mConnections.erase(connectionsIt);
+ }
+ if (proxy.ptr != nullptr) {
+ if (!StreamBluetooth::checkConfigParams(
+ proxy.pcmConfig, AudioConfigBase{.sampleRate = context.getSampleRate(),
+ .channelMask = context.getChannelLayout(),
+ .format = context.getFormat()})) {
+ return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
+ }
+ }
+ // Not having a proxy is OK, it may happen in VTS tests when streams are opened on unconnected
+ // mix ports.
+ return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus ModuleBluetooth::findOrCreateProxy(const AudioPort& audioPort,
+ CachedProxy& proxy) {
+ if (auto proxyIt = mProxies.find(audioPort.id); proxyIt != mProxies.end()) {
+ proxy = proxyIt->second;
+ return ndk::ScopedAStatus::ok();
+ }
+ return createProxy(audioPort, audioPort.id, proxy);
+}
+
} // namespace aidl::android::hardware::audio::core
diff --git a/audio/aidl/default/bluetooth/StreamBluetooth.cpp b/audio/aidl/default/bluetooth/StreamBluetooth.cpp
index 0cee7f4..a73af1b 100644
--- a/audio/aidl/default/bluetooth/StreamBluetooth.cpp
+++ b/audio/aidl/default/bluetooth/StreamBluetooth.cpp
@@ -14,8 +14,9 @@
* limitations under the License.
*/
-#define LOG_TAG "AHAL_StreamBluetooth"
+#include <algorithm>
+#define LOG_TAG "AHAL_StreamBluetooth"
#include <Utils.h>
#include <android-base/logging.h>
#include <audio_utils/clock.h>
@@ -31,6 +32,7 @@
using aidl::android::hardware::bluetooth::audio::PcmConfiguration;
using aidl::android::hardware::bluetooth::audio::PresentationPosition;
using aidl::android::media::audio::common::AudioChannelLayout;
+using aidl::android::media::audio::common::AudioConfigBase;
using aidl::android::media::audio::common::AudioDevice;
using aidl::android::media::audio::common::AudioDeviceAddress;
using aidl::android::media::audio::common::AudioFormatDescription;
@@ -48,51 +50,33 @@
constexpr int kBluetoothDefaultInputBufferMs = 20;
constexpr int kBluetoothDefaultOutputBufferMs = 10;
// constexpr int kBluetoothSpatializerOutputBufferMs = 10;
+constexpr int kBluetoothDefaultRemoteDelayMs = 200;
-// pcm configuration params are not really used by the module
StreamBluetooth::StreamBluetooth(StreamContext* context, const Metadata& metadata,
- ModuleBluetooth::BtProfileHandles&& btHandles)
+ ModuleBluetooth::BtProfileHandles&& btHandles,
+ const std::shared_ptr<BluetoothAudioPortAidl>& btDeviceProxy,
+ const PcmConfiguration& pcmConfig)
: StreamCommonImpl(context, metadata),
- mSampleRate(getContext().getSampleRate()),
- mChannelLayout(getContext().getChannelLayout()),
- mFormat(getContext().getFormat()),
mFrameSizeBytes(getContext().getFrameSize()),
mIsInput(isInput(metadata)),
mBluetoothA2dp(std::move(std::get<ModuleBluetooth::BtInterface::BTA2DP>(btHandles))),
- mBluetoothLe(std::move(std::get<ModuleBluetooth::BtInterface::BTLE>(btHandles))) {
- mPreferredDataIntervalUs =
- (mIsInput ? kBluetoothDefaultInputBufferMs : kBluetoothDefaultOutputBufferMs) * 1000;
- mPreferredFrameCount = frameCountFromDurationUs(mPreferredDataIntervalUs, mSampleRate);
- mIsInitialized = false;
- mIsReadyToClose = false;
-}
+ mBluetoothLe(std::move(std::get<ModuleBluetooth::BtInterface::BTLE>(btHandles))),
+ mPreferredDataIntervalUs(pcmConfig.dataIntervalUs != 0
+ ? pcmConfig.dataIntervalUs
+ : (mIsInput ? kBluetoothDefaultInputBufferMs
+ : kBluetoothDefaultOutputBufferMs) *
+ 1000),
+ mPreferredFrameCount(
+ frameCountFromDurationUs(mPreferredDataIntervalUs, pcmConfig.sampleRateHz)),
+ mBtDeviceProxy(btDeviceProxy) {}
::android::status_t StreamBluetooth::init() {
- return ::android::OK; // defering this till we get AudioDeviceDescription
-}
-
-const StreamCommonInterface::ConnectedDevices& StreamBluetooth::getConnectedDevices() const {
std::lock_guard guard(mLock);
- return StreamCommonImpl::getConnectedDevices();
-}
-
-ndk::ScopedAStatus StreamBluetooth::setConnectedDevices(
- const std::vector<AudioDevice>& connectedDevices) {
- if (mIsInput && connectedDevices.size() > 1) {
- LOG(ERROR) << __func__ << ": wrong device size(" << connectedDevices.size()
- << ") for input stream";
- return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+ if (mBtDeviceProxy == nullptr) {
+ // This is a normal situation in VTS tests.
+ LOG(INFO) << __func__ << ": no BT HAL proxy, stream is non-functional";
}
- for (const auto& connectedDevice : connectedDevices) {
- if (connectedDevice.address.getTag() != AudioDeviceAddress::mac) {
- LOG(ERROR) << __func__ << ": bad device address" << connectedDevice.address.toString();
- return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
- }
- }
- std::lock_guard guard(mLock);
- RETURN_STATUS_IF_ERROR(StreamCommonImpl::setConnectedDevices(connectedDevices));
- mIsInitialized = false; // updated connected device list, need initialization
- return ndk::ScopedAStatus::ok();
+ return ::android::OK;
}
::android::status_t StreamBluetooth::drain(StreamDescriptor::DrainMode) {
@@ -112,167 +96,111 @@
::android::status_t StreamBluetooth::transfer(void* buffer, size_t frameCount,
size_t* actualFrameCount, int32_t* latencyMs) {
std::lock_guard guard(mLock);
- if (!mIsInitialized || mIsReadyToClose) {
- // 'setConnectedDevices' has been called or stream is ready to close, so no transfers
+ if (mBtDeviceProxy == nullptr || mBtDeviceProxy->getState() == BluetoothStreamState::DISABLED) {
*actualFrameCount = 0;
*latencyMs = StreamDescriptor::LATENCY_UNKNOWN;
return ::android::OK;
}
*actualFrameCount = 0;
*latencyMs = 0;
- for (auto proxy : mBtDeviceProxies) {
- if (!proxy->start()) {
- LOG(ERROR) << __func__ << ": state = " << proxy->getState() << " failed to start ";
- return -EIO;
- }
- const size_t fc = std::min(frameCount, mPreferredFrameCount);
- const size_t bytesToTransfer = fc * mFrameSizeBytes;
- if (mIsInput) {
- const size_t totalRead = proxy->readData(buffer, bytesToTransfer);
- *actualFrameCount = std::max(*actualFrameCount, totalRead / mFrameSizeBytes);
- } else {
- const size_t totalWrite = proxy->writeData(buffer, bytesToTransfer);
- *actualFrameCount = std::max(*actualFrameCount, totalWrite / mFrameSizeBytes);
- }
- PresentationPosition presentation_position;
- if (!proxy->getPresentationPosition(presentation_position)) {
- LOG(ERROR) << __func__ << ": getPresentationPosition returned error ";
- return ::android::UNKNOWN_ERROR;
- }
- *latencyMs =
- std::max(*latencyMs, (int32_t)(presentation_position.remoteDeviceAudioDelayNanos /
- NANOS_PER_MILLISECOND));
+ if (!mBtDeviceProxy->start()) {
+ LOG(ERROR) << __func__ << ": state= " << mBtDeviceProxy->getState() << " failed to start";
+ return -EIO;
}
+ const size_t fc = std::min(frameCount, mPreferredFrameCount);
+ const size_t bytesToTransfer = fc * mFrameSizeBytes;
+ if (mIsInput) {
+ const size_t totalRead = mBtDeviceProxy->readData(buffer, bytesToTransfer);
+ *actualFrameCount = std::max(*actualFrameCount, totalRead / mFrameSizeBytes);
+ } else {
+ const size_t totalWrite = mBtDeviceProxy->writeData(buffer, bytesToTransfer);
+ *actualFrameCount = std::max(*actualFrameCount, totalWrite / mFrameSizeBytes);
+ }
+ PresentationPosition presentation_position;
+ if (!mBtDeviceProxy->getPresentationPosition(presentation_position)) {
+ presentation_position.remoteDeviceAudioDelayNanos =
+ kBluetoothDefaultRemoteDelayMs * NANOS_PER_MILLISECOND;
+ LOG(WARNING) << __func__ << ": getPresentationPosition failed, latency info is unavailable";
+ }
+ // TODO(b/317117580): incorporate logic from
+ // packages/modules/Bluetooth/system/audio_bluetooth_hw/stream_apis.cc
+ // out_calculate_feeding_delay_ms / in_calculate_starving_delay_ms
+ *latencyMs = std::max(*latencyMs, (int32_t)(presentation_position.remoteDeviceAudioDelayNanos /
+ NANOS_PER_MILLISECOND));
return ::android::OK;
}
-::android::status_t StreamBluetooth::initialize() {
- if (!::aidl::android::hardware::bluetooth::audio::BluetoothAudioSession::IsAidlAvailable()) {
- LOG(ERROR) << __func__ << ": IBluetoothAudioProviderFactory service not available";
- return ::android::UNKNOWN_ERROR;
- }
- if (StreamCommonImpl::getConnectedDevices().empty()) {
- LOG(ERROR) << __func__ << ", has no connected devices";
- return ::android::NO_INIT;
- }
- // unregister older proxies (if any)
- for (auto proxy : mBtDeviceProxies) {
- proxy->stop();
- proxy->unregisterPort();
- }
- mBtDeviceProxies.clear();
- for (auto it = StreamCommonImpl::getConnectedDevices().begin();
- it != StreamCommonImpl::getConnectedDevices().end(); ++it) {
- std::shared_ptr<BluetoothAudioPortAidl> proxy =
- mIsInput ? std::shared_ptr<BluetoothAudioPortAidl>(
- std::make_shared<BluetoothAudioPortAidlIn>())
- : std::shared_ptr<BluetoothAudioPortAidl>(
- std::make_shared<BluetoothAudioPortAidlOut>());
- if (proxy->registerPort(it->type)) {
- LOG(ERROR) << __func__ << ": cannot init HAL";
- return ::android::UNKNOWN_ERROR;
- }
- PcmConfiguration config;
- if (!proxy->loadAudioConfig(&config)) {
- LOG(ERROR) << __func__ << ": state=" << proxy->getState()
- << " failed to get audio config";
- return ::android::UNKNOWN_ERROR;
- }
- // TODO: Ensure minimum duration for spatialized output?
- // WAR to support Mono / 16 bits per sample as the Bluetooth stack required
- if (!mIsInput && config.channelMode == ChannelMode::MONO && config.bitsPerSample == 16) {
- proxy->forcePcmStereoToMono(true);
- config.channelMode = ChannelMode::STEREO;
- LOG(INFO) << __func__ << ": force channels = to be AUDIO_CHANNEL_OUT_STEREO";
- }
- if (!checkConfigParams(config)) {
- LOG(ERROR) << __func__ << " checkConfigParams failed";
- return ::android::UNKNOWN_ERROR;
- }
- mBtDeviceProxies.push_back(std::move(proxy));
- }
- mIsInitialized = true;
- return ::android::OK;
-}
-
-bool StreamBluetooth::checkConfigParams(
- ::aidl::android::hardware::bluetooth::audio::PcmConfiguration& config) {
- if ((int)mSampleRate != config.sampleRateHz) {
- LOG(ERROR) << __func__ << ": Sample Rate mismatch, stream val = " << mSampleRate
- << " hal val = " << config.sampleRateHz;
+// static
+bool StreamBluetooth::checkConfigParams(const PcmConfiguration& pcmConfig,
+ const AudioConfigBase& config) {
+ if ((int)config.sampleRate != pcmConfig.sampleRateHz) {
+ LOG(ERROR) << __func__ << ": sample rate mismatch, stream value=" << config.sampleRate
+ << ", BT HAL value=" << pcmConfig.sampleRateHz;
return false;
}
- auto channelCount = aidl::android::hardware::audio::common::getChannelCount(mChannelLayout);
- if ((config.channelMode == ChannelMode::MONO && channelCount != 1) ||
- (config.channelMode == ChannelMode::STEREO && channelCount != 2)) {
- LOG(ERROR) << __func__ << ": Channel count mismatch, stream val = " << channelCount
- << " hal val = " << toString(config.channelMode);
+ const auto channelCount =
+ aidl::android::hardware::audio::common::getChannelCount(config.channelMask);
+ if ((pcmConfig.channelMode == ChannelMode::MONO && channelCount != 1) ||
+ (pcmConfig.channelMode == ChannelMode::STEREO && channelCount != 2)) {
+ LOG(ERROR) << __func__ << ": Channel count mismatch, stream value=" << channelCount
+ << ", BT HAL value=" << toString(pcmConfig.channelMode);
return false;
}
- if (mFormat.type != AudioFormatType::PCM) {
- LOG(ERROR) << __func__ << ": unexpected format type "
- << aidl::android::media::audio::common::toString(mFormat.type);
+ if (config.format.type != AudioFormatType::PCM) {
+ LOG(ERROR) << __func__
+ << ": unexpected stream format type: " << toString(config.format.type);
return false;
}
- int8_t bps = aidl::android::hardware::audio::common::getPcmSampleSizeInBytes(mFormat.pcm) * 8;
- if (bps != config.bitsPerSample) {
- LOG(ERROR) << __func__ << ": bits per sample mismatch, stream val = " << bps
- << " hal val = " << config.bitsPerSample;
+ const int8_t bitsPerSample =
+ aidl::android::hardware::audio::common::getPcmSampleSizeInBytes(config.format.pcm) * 8;
+ if (bitsPerSample != pcmConfig.bitsPerSample) {
+ LOG(ERROR) << __func__ << ": bits per sample mismatch, stream value=" << bitsPerSample
+ << ", BT HAL value=" << pcmConfig.bitsPerSample;
return false;
}
- if (config.dataIntervalUs > 0) {
- mPreferredDataIntervalUs =
- std::min((int32_t)mPreferredDataIntervalUs, config.dataIntervalUs);
- mPreferredFrameCount = frameCountFromDurationUs(mPreferredDataIntervalUs, mSampleRate);
- }
return true;
}
ndk::ScopedAStatus StreamBluetooth::prepareToClose() {
std::lock_guard guard(mLock);
- mIsReadyToClose = true;
+ if (mBtDeviceProxy != nullptr) {
+ if (mBtDeviceProxy->getState() != BluetoothStreamState::DISABLED) {
+ mBtDeviceProxy->stop();
+ }
+ }
return ndk::ScopedAStatus::ok();
}
::android::status_t StreamBluetooth::standby() {
std::lock_guard guard(mLock);
- if (!mIsInitialized) {
- if (auto status = initialize(); status != ::android::OK) return status;
- }
- for (auto proxy : mBtDeviceProxies) {
- if (!proxy->suspend()) {
- LOG(ERROR) << __func__ << ": state = " << proxy->getState() << " failed to stand by ";
- return -EIO;
- }
- }
+ if (mBtDeviceProxy != nullptr) mBtDeviceProxy->suspend();
return ::android::OK;
}
::android::status_t StreamBluetooth::start() {
std::lock_guard guard(mLock);
- if (!mIsInitialized) return initialize();
+ if (mBtDeviceProxy != nullptr) mBtDeviceProxy->start();
return ::android::OK;
}
void StreamBluetooth::shutdown() {
std::lock_guard guard(mLock);
- for (auto proxy : mBtDeviceProxies) {
- proxy->stop();
- proxy->unregisterPort();
+ if (mBtDeviceProxy != nullptr) {
+ mBtDeviceProxy->stop();
+ mBtDeviceProxy = nullptr;
}
- mBtDeviceProxies.clear();
}
ndk::ScopedAStatus StreamBluetooth::updateMetadataCommon(const Metadata& metadata) {
std::lock_guard guard(mLock);
- if (!mIsInitialized) return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+ if (mBtDeviceProxy == nullptr) {
+ return ndk::ScopedAStatus::ok();
+ }
bool isOk = true;
if (isInput(metadata)) {
- isOk = mBtDeviceProxies[0]->updateSinkMetadata(std::get<SinkMetadata>(metadata));
+ isOk = mBtDeviceProxy->updateSinkMetadata(std::get<SinkMetadata>(metadata));
} else {
- for (auto proxy : mBtDeviceProxies) {
- if (!proxy->updateSourceMetadata(std::get<SourceMetadata>(metadata))) isOk = false;
- }
+ isOk = mBtDeviceProxy->updateSourceMetadata(std::get<SourceMetadata>(metadata));
}
return isOk ? ndk::ScopedAStatus::ok()
: ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
@@ -280,7 +208,6 @@
ndk::ScopedAStatus StreamBluetooth::bluetoothParametersUpdated() {
if (mIsInput) {
- LOG(WARNING) << __func__ << ": not handled";
return ndk::ScopedAStatus::ok();
}
auto applyParam = [](const std::shared_ptr<BluetoothAudioPortAidl>& proxy,
@@ -297,15 +224,10 @@
bool hasLeParam, enableLe;
auto btLe = mBluetoothLe.lock();
hasLeParam = btLe != nullptr && btLe->isEnabled(&enableLe).isOk();
- std::unique_lock lock(mLock);
- ::android::base::ScopedLockAssertion lock_assertion(mLock);
- if (!mIsInitialized) {
- LOG(WARNING) << __func__ << ": init not done";
- return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
- }
- for (auto proxy : mBtDeviceProxies) {
- if ((hasA2dpParam && proxy->isA2dp() && !applyParam(proxy, enableA2dp)) ||
- (hasLeParam && proxy->isLeAudio() && !applyParam(proxy, enableLe))) {
+ std::lock_guard guard(mLock);
+ if (mBtDeviceProxy != nullptr) {
+ if ((hasA2dpParam && mBtDeviceProxy->isA2dp() && !applyParam(mBtDeviceProxy, enableA2dp)) ||
+ (hasLeParam && mBtDeviceProxy->isLeAudio() && !applyParam(mBtDeviceProxy, enableLe))) {
LOG(DEBUG) << __func__ << ": applyParam failed";
return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
}
@@ -313,11 +235,20 @@
return ndk::ScopedAStatus::ok();
}
+// static
+int32_t StreamInBluetooth::getNominalLatencyMs(size_t dataIntervalUs) {
+ if (dataIntervalUs == 0) dataIntervalUs = kBluetoothDefaultInputBufferMs * 1000LL;
+ return dataIntervalUs / 1000LL;
+}
+
StreamInBluetooth::StreamInBluetooth(StreamContext&& context, const SinkMetadata& sinkMetadata,
const std::vector<MicrophoneInfo>& microphones,
- ModuleBluetooth::BtProfileHandles&& btProfileHandles)
+ ModuleBluetooth::BtProfileHandles&& btProfileHandles,
+ const std::shared_ptr<BluetoothAudioPortAidl>& btDeviceProxy,
+ const PcmConfiguration& pcmConfig)
: StreamIn(std::move(context), microphones),
- StreamBluetooth(&mContextInstance, sinkMetadata, std::move(btProfileHandles)) {}
+ StreamBluetooth(&mContextInstance, sinkMetadata, std::move(btProfileHandles), btDeviceProxy,
+ pcmConfig) {}
ndk::ScopedAStatus StreamInBluetooth::getActiveMicrophones(
std::vector<MicrophoneDynamicInfo>* _aidl_return __unused) {
@@ -325,11 +256,20 @@
return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
}
+// static
+int32_t StreamOutBluetooth::getNominalLatencyMs(size_t dataIntervalUs) {
+ if (dataIntervalUs == 0) dataIntervalUs = kBluetoothDefaultOutputBufferMs * 1000LL;
+ return dataIntervalUs / 1000LL;
+}
+
StreamOutBluetooth::StreamOutBluetooth(StreamContext&& context,
const SourceMetadata& sourceMetadata,
const std::optional<AudioOffloadInfo>& offloadInfo,
- ModuleBluetooth::BtProfileHandles&& btProfileHandles)
+ ModuleBluetooth::BtProfileHandles&& btProfileHandles,
+ const std::shared_ptr<BluetoothAudioPortAidl>& btDeviceProxy,
+ const PcmConfiguration& pcmConfig)
: StreamOut(std::move(context), offloadInfo),
- StreamBluetooth(&mContextInstance, sourceMetadata, std::move(btProfileHandles)) {}
+ StreamBluetooth(&mContextInstance, sourceMetadata, std::move(btProfileHandles), btDeviceProxy,
+ pcmConfig) {}
} // namespace aidl::android::hardware::audio::core
diff --git a/audio/aidl/default/include/core-impl/DevicePortProxy.h b/audio/aidl/default/include/core-impl/DevicePortProxy.h
index 17a8cf3..ccb23bb 100644
--- a/audio/aidl/default/include/core-impl/DevicePortProxy.h
+++ b/audio/aidl/default/include/core-impl/DevicePortProxy.h
@@ -73,12 +73,7 @@
* Bluetooth stack
*/
virtual bool loadAudioConfig(
- ::aidl::android::hardware::bluetooth::audio::PcmConfiguration*) const = 0;
-
- /**
- * WAR to support Mono mode / 16 bits per sample
- */
- virtual void forcePcmStereoToMono(bool) = 0;
+ ::aidl::android::hardware::bluetooth::audio::PcmConfiguration&) = 0;
/**
* When the Audio framework / HAL wants to change the stream state, it invokes
@@ -145,7 +140,7 @@
virtual bool isLeAudio() const = 0;
- virtual bool getPreferredDataIntervalUs(size_t*) const = 0;
+ virtual bool getPreferredDataIntervalUs(size_t&) const = 0;
virtual size_t writeData(const void*, size_t) const { return 0; }
@@ -162,10 +157,8 @@
void unregisterPort() override;
- bool loadAudioConfig(::aidl::android::hardware::bluetooth::audio::PcmConfiguration* audio_cfg)
- const override;
-
- void forcePcmStereoToMono(bool force) override { mIsStereoToMono = force; }
+ bool loadAudioConfig(
+ ::aidl::android::hardware::bluetooth::audio::PcmConfiguration& audio_cfg) override;
bool standby() override;
bool start() override;
@@ -193,7 +186,7 @@
bool isLeAudio() const override;
- bool getPreferredDataIntervalUs(size_t* interval_us) const override;
+ bool getPreferredDataIntervalUs(size_t& interval_us) const override;
protected:
uint16_t mCookie;
@@ -228,6 +221,9 @@
class BluetoothAudioPortAidlOut : public BluetoothAudioPortAidl {
public:
+ bool loadAudioConfig(
+ ::aidl::android::hardware::bluetooth::audio::PcmConfiguration& audio_cfg) override;
+
// The audio data path to the Bluetooth stack (Software encoding)
size_t writeData(const void* buffer, size_t bytes) const override;
};
diff --git a/audio/aidl/default/include/core-impl/Module.h b/audio/aidl/default/include/core-impl/Module.h
index 572b597..ce71d70 100644
--- a/audio/aidl/default/include/core-impl/Module.h
+++ b/audio/aidl/default/include/core-impl/Module.h
@@ -16,6 +16,7 @@
#pragma once
+#include <functional>
#include <iostream>
#include <map>
#include <memory>
@@ -188,7 +189,7 @@
// If the module is unable to populate the connected device port correctly, the returned error
// code must correspond to the errors of `IModule.connectedExternalDevice` method.
virtual ndk::ScopedAStatus populateConnectedDevicePort(
- ::aidl::android::media::audio::common::AudioPort* audioPort);
+ ::aidl::android::media::audio::common::AudioPort* audioPort, int32_t nextPortId);
// If the module finds that the patch endpoints configurations are not matched, the returned
// error code must correspond to the errors of `IModule.setAudioPatch` method.
virtual ndk::ScopedAStatus checkAudioPatchEndpointsMatch(
@@ -210,6 +211,7 @@
const int32_t rawSizeFrames =
aidl::android::hardware::audio::common::frameCountFromDurationMs(latencyMs,
sampleRateHz);
+ if (latencyMs >= 5) return rawSizeFrames;
int32_t powerOf2 = 1;
while (powerOf2 < rawSizeFrames) powerOf2 <<= 1;
return powerOf2;
@@ -227,12 +229,16 @@
std::set<int32_t> findConnectedPortConfigIds(int32_t portConfigId);
ndk::ScopedAStatus findPortIdForNewStream(
int32_t in_portConfigId, ::aidl::android::media::audio::common::AudioPort** port);
+ // Note: does not assign an ID to the config.
+ bool generateDefaultPortConfig(const ::aidl::android::media::audio::common::AudioPort& port,
+ ::aidl::android::media::audio::common::AudioPortConfig* config);
std::vector<AudioRoute*> getAudioRoutesForAudioPortImpl(int32_t portId);
Configuration& getConfig();
const ConnectedDevicePorts& getConnectedDevicePorts() const { return mConnectedDevicePorts; }
bool getMasterMute() const { return mMasterMute; }
bool getMasterVolume() const { return mMasterVolume; }
bool getMicMute() const { return mMicMute; }
+ const ModuleDebug& getModuleDebug() const { return mDebug; }
const Patches& getPatches() const { return mPatches; }
std::set<int32_t> getRoutableAudioPortIds(int32_t portId,
std::vector<AudioRoute*>* routes = nullptr);
@@ -243,6 +249,12 @@
template <typename C>
std::set<int32_t> portIdsFromPortConfigIds(C portConfigIds);
void registerPatch(const AudioPatch& patch);
+ ndk::ScopedAStatus setAudioPortConfigImpl(
+ const ::aidl::android::media::audio::common::AudioPortConfig& in_requested,
+ const std::function<bool(const ::aidl::android::media::audio::common::AudioPort& port,
+ ::aidl::android::media::audio::common::AudioPortConfig*
+ config)>& fillPortConfig,
+ ::aidl::android::media::audio::common::AudioPortConfig* out_suggested, bool* applied);
ndk::ScopedAStatus updateStreamsConnectedState(const AudioPatch& oldPatch,
const AudioPatch& newPatch);
};
diff --git a/audio/aidl/default/include/core-impl/ModuleAlsa.h b/audio/aidl/default/include/core-impl/ModuleAlsa.h
index 2774fe5..3392b41 100644
--- a/audio/aidl/default/include/core-impl/ModuleAlsa.h
+++ b/audio/aidl/default/include/core-impl/ModuleAlsa.h
@@ -33,7 +33,8 @@
protected:
// Extension methods of 'Module'.
ndk::ScopedAStatus populateConnectedDevicePort(
- ::aidl::android::media::audio::common::AudioPort* audioPort) override;
+ ::aidl::android::media::audio::common::AudioPort* audioPort,
+ int32_t nextPortId) override;
};
} // namespace aidl::android::hardware::audio::core
diff --git a/audio/aidl/default/include/core-impl/ModuleBluetooth.h b/audio/aidl/default/include/core-impl/ModuleBluetooth.h
index 631b088..9451411 100644
--- a/audio/aidl/default/include/core-impl/ModuleBluetooth.h
+++ b/audio/aidl/default/include/core-impl/ModuleBluetooth.h
@@ -16,7 +16,10 @@
#pragma once
+#include <map>
+
#include "core-impl/Bluetooth.h"
+#include "core-impl/DevicePortProxy.h"
#include "core-impl/Module.h"
namespace aidl::android::hardware::audio::core {
@@ -31,6 +34,11 @@
ModuleBluetooth(std::unique_ptr<Configuration>&& config);
private:
+ struct CachedProxy {
+ std::shared_ptr<::android::bluetooth::audio::aidl::BluetoothAudioPortAidl> ptr;
+ ::aidl::android::hardware::bluetooth::audio::PcmConfiguration pcmConfig;
+ };
+
ChildInterface<BluetoothA2dp>& getBtA2dp();
ChildInterface<BluetoothLe>& getBtLe();
BtProfileHandles getBtProfileManagerHandles();
@@ -40,6 +48,17 @@
ndk::ScopedAStatus getMicMute(bool* _aidl_return) override;
ndk::ScopedAStatus setMicMute(bool in_mute) override;
+ ndk::ScopedAStatus setAudioPortConfig(
+ const ::aidl::android::media::audio::common::AudioPortConfig& in_requested,
+ ::aidl::android::media::audio::common::AudioPortConfig* out_suggested,
+ bool* _aidl_return) override;
+
+ ndk::ScopedAStatus checkAudioPatchEndpointsMatch(
+ const std::vector<::aidl::android::media::audio::common::AudioPortConfig*>& sources,
+ const std::vector<::aidl::android::media::audio::common::AudioPortConfig*>& sinks)
+ override;
+ void onExternalDeviceConnectionChanged(
+ const ::aidl::android::media::audio::common::AudioPort& audioPort, bool connected);
ndk::ScopedAStatus createInputStream(
StreamContext&& context,
const ::aidl::android::hardware::audio::common::SinkMetadata& sinkMetadata,
@@ -52,12 +71,24 @@
offloadInfo,
std::shared_ptr<StreamOut>* result) override;
ndk::ScopedAStatus populateConnectedDevicePort(
- ::aidl::android::media::audio::common::AudioPort* audioPort) override;
+ ::aidl::android::media::audio::common::AudioPort* audioPort,
+ int32_t nextPortId) override;
ndk::ScopedAStatus onMasterMuteChanged(bool mute) override;
ndk::ScopedAStatus onMasterVolumeChanged(float volume) override;
+ int32_t getNominalLatencyMs(
+ const ::aidl::android::media::audio::common::AudioPortConfig& portConfig) override;
+
+ ndk::ScopedAStatus createProxy(
+ const ::aidl::android::media::audio::common::AudioPort& audioPort,
+ int32_t instancePortId, CachedProxy& proxy);
+ ndk::ScopedAStatus fetchAndCheckProxy(const StreamContext& context, CachedProxy& proxy);
+ ndk::ScopedAStatus findOrCreateProxy(
+ const ::aidl::android::media::audio::common::AudioPort& audioPort, CachedProxy& proxy);
ChildInterface<BluetoothA2dp> mBluetoothA2dp;
ChildInterface<BluetoothLe> mBluetoothLe;
+ std::map<int32_t /*instantiated device port ID*/, CachedProxy> mProxies;
+ std::map<int32_t /*mix port handle*/, int32_t /*instantiated device port ID*/> mConnections;
};
} // namespace aidl::android::hardware::audio::core
diff --git a/audio/aidl/default/include/core-impl/ModuleRemoteSubmix.h b/audio/aidl/default/include/core-impl/ModuleRemoteSubmix.h
index 9f8acc9..613ac62 100644
--- a/audio/aidl/default/include/core-impl/ModuleRemoteSubmix.h
+++ b/audio/aidl/default/include/core-impl/ModuleRemoteSubmix.h
@@ -29,6 +29,10 @@
// IModule interfaces
ndk::ScopedAStatus getMicMute(bool* _aidl_return) override;
ndk::ScopedAStatus setMicMute(bool in_mute) override;
+ ndk::ScopedAStatus setAudioPortConfig(
+ const ::aidl::android::media::audio::common::AudioPortConfig& in_requested,
+ ::aidl::android::media::audio::common::AudioPortConfig* out_suggested,
+ bool* _aidl_return) override;
// Module interfaces
ndk::ScopedAStatus createInputStream(
@@ -43,7 +47,8 @@
offloadInfo,
std::shared_ptr<StreamOut>* result) override;
ndk::ScopedAStatus populateConnectedDevicePort(
- ::aidl::android::media::audio::common::AudioPort* audioPort) override;
+ ::aidl::android::media::audio::common::AudioPort* audioPort,
+ int32_t nextPortId) override;
ndk::ScopedAStatus checkAudioPatchEndpointsMatch(
const std::vector<::aidl::android::media::audio::common::AudioPortConfig*>& sources,
const std::vector<::aidl::android::media::audio::common::AudioPortConfig*>& sinks)
diff --git a/audio/aidl/default/include/core-impl/ModuleUsb.h b/audio/aidl/default/include/core-impl/ModuleUsb.h
index 6ee8f8a..d9ac4f0 100644
--- a/audio/aidl/default/include/core-impl/ModuleUsb.h
+++ b/audio/aidl/default/include/core-impl/ModuleUsb.h
@@ -44,7 +44,8 @@
offloadInfo,
std::shared_ptr<StreamOut>* result) override;
ndk::ScopedAStatus populateConnectedDevicePort(
- ::aidl::android::media::audio::common::AudioPort* audioPort) override;
+ ::aidl::android::media::audio::common::AudioPort* audioPort,
+ int32_t nextPortId) override;
ndk::ScopedAStatus checkAudioPatchEndpointsMatch(
const std::vector<::aidl::android::media::audio::common::AudioPortConfig*>& sources,
const std::vector<::aidl::android::media::audio::common::AudioPortConfig*>& sinks)
diff --git a/audio/aidl/default/include/core-impl/StreamBluetooth.h b/audio/aidl/default/include/core-impl/StreamBluetooth.h
index 1258d38..35c3183 100644
--- a/audio/aidl/default/include/core-impl/StreamBluetooth.h
+++ b/audio/aidl/default/include/core-impl/StreamBluetooth.h
@@ -31,8 +31,16 @@
class StreamBluetooth : public StreamCommonImpl {
public:
- StreamBluetooth(StreamContext* context, const Metadata& metadata,
- ModuleBluetooth::BtProfileHandles&& btHandles);
+ static bool checkConfigParams(
+ const ::aidl::android::hardware::bluetooth::audio::PcmConfiguration& pcmConfig,
+ const ::aidl::android::media::audio::common::AudioConfigBase& config);
+
+ StreamBluetooth(
+ StreamContext* context, const Metadata& metadata,
+ ModuleBluetooth::BtProfileHandles&& btHandles,
+ const std::shared_ptr<::android::bluetooth::audio::aidl::BluetoothAudioPortAidl>&
+ btDeviceProxy,
+ const ::aidl::android::hardware::bluetooth::audio::PcmConfiguration& pcmConfig);
// Methods of 'DriverInterface'.
::android::status_t init() override;
::android::status_t drain(StreamDescriptor::DrainMode) override;
@@ -47,40 +55,35 @@
// Overridden methods of 'StreamCommonImpl', called on a Binder thread.
ndk::ScopedAStatus updateMetadataCommon(const Metadata& metadata) override;
ndk::ScopedAStatus prepareToClose() override;
- const ConnectedDevices& getConnectedDevices() const override;
- ndk::ScopedAStatus setConnectedDevices(const ConnectedDevices& devices) override;
ndk::ScopedAStatus bluetoothParametersUpdated() override;
private:
- // Audio Pcm Config
- const uint32_t mSampleRate;
- const ::aidl::android::media::audio::common::AudioChannelLayout mChannelLayout;
- const ::aidl::android::media::audio::common::AudioFormatDescription mFormat;
const size_t mFrameSizeBytes;
const bool mIsInput;
const std::weak_ptr<IBluetoothA2dp> mBluetoothA2dp;
const std::weak_ptr<IBluetoothLe> mBluetoothLe;
- size_t mPreferredDataIntervalUs;
- size_t mPreferredFrameCount;
-
+ const size_t mPreferredDataIntervalUs;
+ const size_t mPreferredFrameCount;
mutable std::mutex mLock;
- bool mIsInitialized GUARDED_BY(mLock);
- bool mIsReadyToClose GUARDED_BY(mLock);
- std::vector<std::shared_ptr<::android::bluetooth::audio::aidl::BluetoothAudioPortAidl>>
- mBtDeviceProxies GUARDED_BY(mLock);
-
- ::android::status_t initialize() REQUIRES(mLock);
- bool checkConfigParams(::aidl::android::hardware::bluetooth::audio::PcmConfiguration& config);
+ // The lock is also used to serialize calls to the proxy.
+ std::shared_ptr<::android::bluetooth::audio::aidl::BluetoothAudioPortAidl> mBtDeviceProxy
+ GUARDED_BY(mLock); // proxy may be null if the stream is not connected to a device
};
class StreamInBluetooth final : public StreamIn, public StreamBluetooth {
public:
friend class ndk::SharedRefBase;
+
+ static int32_t getNominalLatencyMs(size_t dataIntervalUs);
+
StreamInBluetooth(
StreamContext&& context,
const ::aidl::android::hardware::audio::common::SinkMetadata& sinkMetadata,
const std::vector<::aidl::android::media::audio::common::MicrophoneInfo>& microphones,
- ModuleBluetooth::BtProfileHandles&& btHandles);
+ ModuleBluetooth::BtProfileHandles&& btHandles,
+ const std::shared_ptr<::android::bluetooth::audio::aidl::BluetoothAudioPortAidl>&
+ btDeviceProxy,
+ const ::aidl::android::hardware::bluetooth::audio::PcmConfiguration& pcmConfig);
private:
void onClose(StreamDescriptor::State) override { defaultOnClose(); }
@@ -92,12 +95,18 @@
class StreamOutBluetooth final : public StreamOut, public StreamBluetooth {
public:
friend class ndk::SharedRefBase;
+
+ static int32_t getNominalLatencyMs(size_t dataIntervalUs);
+
StreamOutBluetooth(
StreamContext&& context,
const ::aidl::android::hardware::audio::common::SourceMetadata& sourceMetadata,
const std::optional<::aidl::android::media::audio::common::AudioOffloadInfo>&
offloadInfo,
- ModuleBluetooth::BtProfileHandles&& btHandles);
+ ModuleBluetooth::BtProfileHandles&& btHandles,
+ const std::shared_ptr<::android::bluetooth::audio::aidl::BluetoothAudioPortAidl>&
+ btDeviceProxy,
+ const ::aidl::android::hardware::bluetooth::audio::PcmConfiguration& pcmConfig);
private:
void onClose(StreamDescriptor::State) override { defaultOnClose(); }
diff --git a/audio/aidl/default/include/core-impl/StreamRemoteSubmix.h b/audio/aidl/default/include/core-impl/StreamRemoteSubmix.h
index ee10abf..cc06881 100644
--- a/audio/aidl/default/include/core-impl/StreamRemoteSubmix.h
+++ b/audio/aidl/default/include/core-impl/StreamRemoteSubmix.h
@@ -16,7 +16,6 @@
#pragma once
-#include <mutex>
#include <vector>
#include "core-impl/Stream.h"
@@ -56,13 +55,6 @@
r_submix::AudioConfig mStreamConfig;
std::shared_ptr<r_submix::SubmixRoute> mCurrentRoute = nullptr;
- // Mutex lock to protect vector of submix routes, each of these submix routes have their mutex
- // locks and none of the mutex locks should be taken together.
- static std::mutex sSubmixRoutesLock;
- static std::map<::aidl::android::media::audio::common::AudioDeviceAddress,
- std::shared_ptr<r_submix::SubmixRoute>>
- sSubmixRoutes GUARDED_BY(sSubmixRoutesLock);
-
// limit for number of read error log entries to avoid spamming the logs
static constexpr int kMaxReadErrorLogs = 5;
// The duration of kMaxReadFailureAttempts * READ_ATTEMPT_SLEEP_MS must be strictly inferior
diff --git a/audio/aidl/default/r_submix/ModuleRemoteSubmix.cpp b/audio/aidl/default/r_submix/ModuleRemoteSubmix.cpp
index f3965ba..47ade49 100644
--- a/audio/aidl/default/r_submix/ModuleRemoteSubmix.cpp
+++ b/audio/aidl/default/r_submix/ModuleRemoteSubmix.cpp
@@ -27,14 +27,36 @@
using aidl::android::hardware::audio::common::SinkMetadata;
using aidl::android::hardware::audio::common::SourceMetadata;
+using aidl::android::media::audio::common::AudioDeviceAddress;
using aidl::android::media::audio::common::AudioFormatType;
+using aidl::android::media::audio::common::AudioIoFlags;
using aidl::android::media::audio::common::AudioOffloadInfo;
using aidl::android::media::audio::common::AudioPort;
using aidl::android::media::audio::common::AudioPortConfig;
+using aidl::android::media::audio::common::AudioPortExt;
+using aidl::android::media::audio::common::AudioProfile;
+using aidl::android::media::audio::common::Int;
using aidl::android::media::audio::common::MicrophoneInfo;
namespace aidl::android::hardware::audio::core {
+namespace {
+
+std::optional<r_submix::AudioConfig> getRemoteEndConfig(const AudioPort& audioPort) {
+ const auto& deviceAddress = audioPort.ext.get<AudioPortExt::device>().device.address;
+ const bool isInput = audioPort.flags.getTag() == AudioIoFlags::input;
+ if (auto submixRoute = r_submix::SubmixRoute::findRoute(deviceAddress);
+ submixRoute != nullptr) {
+ if ((isInput && submixRoute->isStreamOutOpen()) ||
+ (!isInput && submixRoute->isStreamInOpen())) {
+ return submixRoute->getPipeConfig();
+ }
+ }
+ return {};
+}
+
+} // namespace
+
ndk::ScopedAStatus ModuleRemoteSubmix::getMicMute(bool* _aidl_return __unused) {
LOG(DEBUG) << __func__ << ": is not supported";
return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
@@ -45,6 +67,26 @@
return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
}
+ndk::ScopedAStatus ModuleRemoteSubmix::setAudioPortConfig(const AudioPortConfig& in_requested,
+ AudioPortConfig* out_suggested,
+ bool* _aidl_return) {
+ auto fillConfig = [this](const AudioPort& port, AudioPortConfig* config) {
+ if (port.ext.getTag() == AudioPortExt::device) {
+ if (auto pipeConfig = getRemoteEndConfig(port); pipeConfig.has_value()) {
+ LOG(DEBUG) << "setAudioPortConfig: suggesting port config from the remote end.";
+ config->format = pipeConfig->format;
+ config->channelMask = pipeConfig->channelLayout;
+ config->sampleRate = Int{.value = pipeConfig->sampleRate};
+ config->flags = port.flags;
+ config->ext = port.ext;
+ return true;
+ }
+ }
+ return generateDefaultPortConfig(port, config);
+ };
+ return Module::setAudioPortConfigImpl(in_requested, fillConfig, out_suggested, _aidl_return);
+}
+
ndk::ScopedAStatus ModuleRemoteSubmix::createInputStream(
StreamContext&& context, const SinkMetadata& sinkMetadata,
const std::vector<MicrophoneInfo>& microphones, std::shared_ptr<StreamIn>* result) {
@@ -67,8 +109,23 @@
offloadInfo);
}
-ndk::ScopedAStatus ModuleRemoteSubmix::populateConnectedDevicePort(AudioPort* audioPort) {
- // Find the corresponding mix port and copy its profiles.
+ndk::ScopedAStatus ModuleRemoteSubmix::populateConnectedDevicePort(AudioPort* audioPort, int32_t) {
+ if (audioPort->ext.getTag() != AudioPortExt::device) {
+ LOG(ERROR) << __func__ << ": not a device port: " << audioPort->toString();
+ return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+ }
+ // If there is already a pipe with a stream for the port address, provide its configuration as
+ // the only option. Otherwise, find the corresponding mix port and copy its profiles.
+ if (auto pipeConfig = getRemoteEndConfig(*audioPort); pipeConfig.has_value()) {
+ audioPort->profiles.clear();
+ audioPort->profiles.push_back(AudioProfile{
+ .format = pipeConfig->format,
+ .channelMasks = std::vector<AudioChannelLayout>({pipeConfig->channelLayout}),
+ .sampleRates = std::vector<int>({pipeConfig->sampleRate})});
+ LOG(DEBUG) << __func__ << ": populated from remote end as: " << audioPort->toString();
+ return ndk::ScopedAStatus::ok();
+ }
+
// At this moment, the port has the same ID as the template port, see connectExternalDevice.
std::vector<AudioRoute*> routes = getAudioRoutesForAudioPortImpl(audioPort->id);
if (routes.empty()) {
@@ -87,6 +144,7 @@
RETURN_STATUS_IF_ERROR(getAudioPort(route->sinkPortId, &mixPort));
}
audioPort->profiles = mixPort.profiles;
+ LOG(DEBUG) << __func__ << ": populated from the mix port as: " << audioPort->toString();
return ndk::ScopedAStatus::ok();
}
diff --git a/audio/aidl/default/r_submix/StreamRemoteSubmix.cpp b/audio/aidl/default/r_submix/StreamRemoteSubmix.cpp
index d238aa4..df706ac 100644
--- a/audio/aidl/default/r_submix/StreamRemoteSubmix.cpp
+++ b/audio/aidl/default/r_submix/StreamRemoteSubmix.cpp
@@ -43,26 +43,10 @@
mStreamConfig.sampleRate = context->getSampleRate();
}
-std::mutex StreamRemoteSubmix::sSubmixRoutesLock;
-std::map<AudioDeviceAddress, std::shared_ptr<SubmixRoute>> StreamRemoteSubmix::sSubmixRoutes;
-
::android::status_t StreamRemoteSubmix::init() {
- {
- std::lock_guard guard(sSubmixRoutesLock);
- auto routeItr = sSubmixRoutes.find(mDeviceAddress);
- if (routeItr != sSubmixRoutes.end()) {
- mCurrentRoute = routeItr->second;
- }
- // If route is not available for this port, add it.
- if (mCurrentRoute == nullptr) {
- // Initialize the pipe.
- mCurrentRoute = std::make_shared<SubmixRoute>();
- if (::android::OK != mCurrentRoute->createPipe(mStreamConfig)) {
- LOG(ERROR) << __func__ << ": create pipe failed";
- return ::android::NO_INIT;
- }
- sSubmixRoutes.emplace(mDeviceAddress, mCurrentRoute);
- }
+ mCurrentRoute = SubmixRoute::findOrCreateRoute(mDeviceAddress, mStreamConfig);
+ if (mCurrentRoute == nullptr) {
+ return ::android::NO_INIT;
}
if (!mCurrentRoute->isStreamConfigValid(mIsInput, mStreamConfig)) {
LOG(ERROR) << __func__ << ": invalid stream config";
@@ -80,7 +64,6 @@
return ::android::NO_INIT;
}
}
-
mCurrentRoute->openStream(mIsInput);
return ::android::OK;
}
@@ -114,14 +97,7 @@
ndk::ScopedAStatus StreamRemoteSubmix::prepareToClose() {
if (!mIsInput) {
- std::shared_ptr<SubmixRoute> route = nullptr;
- {
- std::lock_guard guard(sSubmixRoutesLock);
- auto routeItr = sSubmixRoutes.find(mDeviceAddress);
- if (routeItr != sSubmixRoutes.end()) {
- route = routeItr->second;
- }
- }
+ std::shared_ptr<SubmixRoute> route = SubmixRoute::findRoute(mDeviceAddress);
if (route != nullptr) {
sp<MonoPipe> sink = route->getSink();
if (sink == nullptr) {
@@ -148,9 +124,7 @@
if (!mCurrentRoute->hasAtleastOneStreamOpen()) {
mCurrentRoute->releasePipe();
LOG(DEBUG) << __func__ << ": pipe destroyed";
-
- std::lock_guard guard(sSubmixRoutesLock);
- sSubmixRoutes.erase(mDeviceAddress);
+ SubmixRoute::removeRoute(mDeviceAddress);
}
mCurrentRoute.reset();
}
@@ -201,7 +175,7 @@
// Calculate the maximum size of the pipe buffer in frames for the specified stream.
size_t StreamRemoteSubmix::getStreamPipeSizeInFrames() {
- auto pipeConfig = mCurrentRoute->mPipeConfig;
+ auto pipeConfig = mCurrentRoute->getPipeConfig();
const size_t maxFrameSize = std::max(mStreamConfig.frameSize, pipeConfig.frameSize);
return (pipeConfig.frameCount * pipeConfig.frameSize) / maxFrameSize;
}
diff --git a/audio/aidl/default/r_submix/SubmixRoute.cpp b/audio/aidl/default/r_submix/SubmixRoute.cpp
index 235c9a3..7d706c2 100644
--- a/audio/aidl/default/r_submix/SubmixRoute.cpp
+++ b/audio/aidl/default/r_submix/SubmixRoute.cpp
@@ -23,9 +23,49 @@
#include "SubmixRoute.h"
using aidl::android::hardware::audio::common::getChannelCount;
+using aidl::android::media::audio::common::AudioDeviceAddress;
namespace aidl::android::hardware::audio::core::r_submix {
+// static
+SubmixRoute::RoutesMonitor SubmixRoute::getRoutes() {
+ static std::mutex submixRoutesLock;
+ static RoutesMap submixRoutes;
+ return RoutesMonitor(submixRoutesLock, submixRoutes);
+}
+
+// static
+std::shared_ptr<SubmixRoute> SubmixRoute::findOrCreateRoute(const AudioDeviceAddress& deviceAddress,
+ const AudioConfig& pipeConfig) {
+ auto routes = getRoutes();
+ auto routeItr = routes->find(deviceAddress);
+ if (routeItr != routes->end()) {
+ return routeItr->second;
+ }
+ auto route = std::make_shared<SubmixRoute>();
+ if (::android::OK != route->createPipe(pipeConfig)) {
+ LOG(ERROR) << __func__ << ": create pipe failed";
+ return nullptr;
+ }
+ routes->emplace(deviceAddress, route);
+ return route;
+}
+
+// static
+std::shared_ptr<SubmixRoute> SubmixRoute::findRoute(const AudioDeviceAddress& deviceAddress) {
+ auto routes = getRoutes();
+ auto routeItr = routes->find(deviceAddress);
+ if (routeItr != routes->end()) {
+ return routeItr->second;
+ }
+ return nullptr;
+}
+
+// static
+void SubmixRoute::removeRoute(const AudioDeviceAddress& deviceAddress) {
+ getRoutes()->erase(deviceAddress);
+}
+
// Verify a submix input or output stream can be opened.
bool SubmixRoute::isStreamConfigValid(bool isInput, const AudioConfig& streamConfig) {
// If the stream is already open, don't open it again.
@@ -44,6 +84,7 @@
// Compare this stream config with existing pipe config, returning false if they do *not*
// match, true otherwise.
bool SubmixRoute::isStreamConfigCompatible(const AudioConfig& streamConfig) {
+ std::lock_guard guard(mLock);
if (streamConfig.channelLayout != mPipeConfig.channelLayout) {
LOG(ERROR) << __func__ << ": channel count mismatch, stream channels = "
<< streamConfig.channelLayout.toString()
@@ -162,17 +203,14 @@
LOG(FATAL) << __func__ << ": Negotiation for the source failed, index = " << index;
return ::android::BAD_INDEX;
}
- LOG(VERBOSE) << __func__ << ": created pipe";
-
- mPipeConfig = streamConfig;
- mPipeConfig.frameCount = sink->maxFrames();
-
- LOG(VERBOSE) << __func__ << ": Pipe frame size : " << mPipeConfig.frameSize
- << ", pipe frames : " << mPipeConfig.frameCount;
+ LOG(VERBOSE) << __func__ << ": Pipe frame size : " << streamConfig.frameSize
+ << ", pipe frames : " << sink->maxFrames();
// Save references to the source and sink.
{
std::lock_guard guard(mLock);
+ mPipeConfig = streamConfig;
+ mPipeConfig.frameCount = sink->maxFrames();
mSink = std::move(sink);
mSource = std::move(source);
}
@@ -181,15 +219,15 @@
}
// Release references to the sink and source.
-void SubmixRoute::releasePipe() {
+AudioConfig SubmixRoute::releasePipe() {
std::lock_guard guard(mLock);
mSink.clear();
mSource.clear();
+ return mPipeConfig;
}
::android::status_t SubmixRoute::resetPipe() {
- releasePipe();
- return createPipe(mPipeConfig);
+ return createPipe(releasePipe());
}
void SubmixRoute::standby(bool isInput) {
diff --git a/audio/aidl/default/r_submix/SubmixRoute.h b/audio/aidl/default/r_submix/SubmixRoute.h
index 252b1c9..160df41 100644
--- a/audio/aidl/default/r_submix/SubmixRoute.h
+++ b/audio/aidl/default/r_submix/SubmixRoute.h
@@ -25,6 +25,7 @@
#include <media/nbaio/MonoPipeReader.h>
#include <aidl/android/media/audio/common/AudioChannelLayout.h>
+#include <aidl/android/media/audio/common/AudioDeviceAddress.h>
#include <aidl/android/media/audio/common/AudioFormatDescription.h>
using aidl::android::media::audio::common::AudioChannelLayout;
@@ -60,7 +61,13 @@
class SubmixRoute {
public:
- AudioConfig mPipeConfig;
+ static std::shared_ptr<SubmixRoute> findOrCreateRoute(
+ const ::aidl::android::media::audio::common::AudioDeviceAddress& deviceAddress,
+ const AudioConfig& pipeConfig);
+ static std::shared_ptr<SubmixRoute> findRoute(
+ const ::aidl::android::media::audio::common::AudioDeviceAddress& deviceAddress);
+ static void removeRoute(
+ const ::aidl::android::media::audio::common::AudioDeviceAddress& deviceAddress);
bool isStreamInOpen() {
std::lock_guard guard(mLock);
@@ -90,6 +97,10 @@
std::lock_guard guard(mLock);
return mSource;
}
+ AudioConfig getPipeConfig() {
+ std::lock_guard guard(mLock);
+ return mPipeConfig;
+ }
bool isStreamConfigValid(bool isInput, const AudioConfig& streamConfig);
void closeStream(bool isInput);
@@ -98,17 +109,31 @@
bool hasAtleastOneStreamOpen();
int notifyReadError();
void openStream(bool isInput);
- void releasePipe();
+ AudioConfig releasePipe();
::android::status_t resetPipe();
bool shouldBlockWrite();
void standby(bool isInput);
long updateReadCounterFrames(size_t frameCount);
private:
+ using RoutesMap = std::map<::aidl::android::media::audio::common::AudioDeviceAddress,
+ std::shared_ptr<r_submix::SubmixRoute>>;
+ class RoutesMonitor {
+ public:
+ RoutesMonitor(std::mutex& mutex, RoutesMap& routes) : mLock(mutex), mRoutes(routes) {}
+ RoutesMap* operator->() { return &mRoutes; }
+
+ private:
+ std::lock_guard<std::mutex> mLock;
+ RoutesMap& mRoutes;
+ };
+
+ static RoutesMonitor getRoutes();
+
bool isStreamConfigCompatible(const AudioConfig& streamConfig);
std::mutex mLock;
-
+ AudioConfig mPipeConfig GUARDED_BY(mLock);
bool mStreamInOpen GUARDED_BY(mLock) = false;
int mInputRefCount GUARDED_BY(mLock) = 0;
bool mStreamInStandby GUARDED_BY(mLock) = true;
diff --git a/audio/aidl/default/usb/ModuleUsb.cpp b/audio/aidl/default/usb/ModuleUsb.cpp
index f926e09..1d97bc4 100644
--- a/audio/aidl/default/usb/ModuleUsb.cpp
+++ b/audio/aidl/default/usb/ModuleUsb.cpp
@@ -87,12 +87,13 @@
offloadInfo);
}
-ndk::ScopedAStatus ModuleUsb::populateConnectedDevicePort(AudioPort* audioPort) {
+ndk::ScopedAStatus ModuleUsb::populateConnectedDevicePort(AudioPort* audioPort,
+ int32_t nextPortId) {
if (!isUsbDevicePort(*audioPort)) {
LOG(ERROR) << __func__ << ": port id " << audioPort->id << " is not a usb device port";
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
}
- return ModuleAlsa::populateConnectedDevicePort(audioPort);
+ return ModuleAlsa::populateConnectedDevicePort(audioPort, nextPortId);
}
ndk::ScopedAStatus ModuleUsb::checkAudioPatchEndpointsMatch(
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp b/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
index c057505..67ba93c 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
+++ b/bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
@@ -500,14 +500,12 @@
<< " has NO session";
return false;
}
- bool retval = false;
-
if (!stack_iface_->getPresentationPosition(&presentation_position).isOk()) {
LOG(WARNING) << __func__ << " - IBluetoothAudioPort SessionType="
<< toString(session_type_) << " failed";
return false;
}
- return retval;
+ return true;
}
void BluetoothAudioSession::UpdateSourceMetadata(