audio: Provide operations common to input and output streams
Introduce IStreamCommon which contains methods that apply
both to input and output streams. Move the 'close' method
to it. Add 'IStreamIn/Out.getStreamCommon' method to retrieve
the common interface.
Add methods for dealing with HW AV Sync and vendor parameters.
Bug: 205884982
Test: atest VtsHalAudioCoreTargetTest
Change-Id: Ie1a7b32e28425f5398afc95192fcbc5403b5c332
diff --git a/audio/aidl/default/Stream.cpp b/audio/aidl/default/Stream.cpp
index be5887c..424c3e4 100644
--- a/audio/aidl/default/Stream.cpp
+++ b/audio/aidl/default/Stream.cpp
@@ -16,6 +16,7 @@
#define LOG_TAG "AHAL_Stream"
#include <android-base/logging.h>
+#include <android/binder_ibinder_platform.h>
#include <utils/SystemClock.h>
#include <Utils.h>
@@ -486,7 +487,7 @@
}
template <class Metadata, class StreamWorker>
-StreamCommon<Metadata, StreamWorker>::~StreamCommon() {
+StreamCommonImpl<Metadata, StreamWorker>::~StreamCommonImpl() {
if (!isClosed()) {
LOG(ERROR) << __func__ << ": stream was not closed prior to destruction, resource leak";
stopWorker();
@@ -495,7 +496,52 @@
}
template <class Metadata, class StreamWorker>
-ndk::ScopedAStatus StreamCommon<Metadata, StreamWorker>::close() {
+void StreamCommonImpl<Metadata, StreamWorker>::createStreamCommon(
+ const std::shared_ptr<StreamCommonInterface>& delegate) {
+ if (mCommon != nullptr) {
+ LOG(FATAL) << __func__ << ": attempting to create the common interface twice";
+ }
+ mCommon = ndk::SharedRefBase::make<StreamCommon>(delegate);
+ mCommonBinder = mCommon->asBinder();
+ AIBinder_setMinSchedulerPolicy(mCommonBinder.get(), SCHED_NORMAL, ANDROID_PRIORITY_AUDIO);
+}
+
+template <class Metadata, class StreamWorker>
+ndk::ScopedAStatus StreamCommonImpl<Metadata, StreamWorker>::getStreamCommon(
+ std::shared_ptr<IStreamCommon>* _aidl_return) {
+ if (mCommon == nullptr) {
+ LOG(FATAL) << __func__ << ": the common interface was not created";
+ }
+ *_aidl_return = mCommon;
+ LOG(DEBUG) << __func__ << ": returning " << _aidl_return->get()->asBinder().get();
+ return ndk::ScopedAStatus::ok();
+}
+
+template <class Metadata, class StreamWorker>
+ndk::ScopedAStatus StreamCommonImpl<Metadata, StreamWorker>::updateHwAvSyncId(
+ int32_t in_hwAvSyncId) {
+ LOG(DEBUG) << __func__ << ": id " << in_hwAvSyncId;
+ return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+}
+
+template <class Metadata, class StreamWorker>
+ndk::ScopedAStatus StreamCommonImpl<Metadata, StreamWorker>::getVendorParameters(
+ const std::vector<std::string>& in_ids, std::vector<VendorParameter>* _aidl_return) {
+ LOG(DEBUG) << __func__ << ": id count: " << in_ids.size();
+ (void)_aidl_return;
+ return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+}
+
+template <class Metadata, class StreamWorker>
+ndk::ScopedAStatus StreamCommonImpl<Metadata, StreamWorker>::setVendorParameters(
+ const std::vector<VendorParameter>& in_parameters, bool in_async) {
+ LOG(DEBUG) << __func__ << ": parameters count " << in_parameters.size()
+ << ", async: " << in_async;
+ return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+}
+
+template <class Metadata, class StreamWorker>
+ndk::ScopedAStatus StreamCommonImpl<Metadata, StreamWorker>::close() {
LOG(DEBUG) << __func__;
if (!isClosed()) {
stopWorker();
@@ -512,7 +558,7 @@
}
template <class Metadata, class StreamWorker>
-void StreamCommon<Metadata, StreamWorker>::stopWorker() {
+void StreamCommonImpl<Metadata, StreamWorker>::stopWorker() {
if (auto commandMQ = mContext.getCommandMQ(); commandMQ != nullptr) {
LOG(DEBUG) << __func__ << ": asking the worker to exit...";
auto cmd = StreamDescriptor::Command::make<StreamDescriptor::Command::Tag::halReservedExit>(
@@ -529,7 +575,8 @@
}
template <class Metadata, class StreamWorker>
-ndk::ScopedAStatus StreamCommon<Metadata, StreamWorker>::updateMetadata(const Metadata& metadata) {
+ndk::ScopedAStatus StreamCommonImpl<Metadata, StreamWorker>::updateMetadata(
+ const Metadata& metadata) {
LOG(DEBUG) << __func__;
if (!isClosed()) {
mMetadata = metadata;
@@ -539,6 +586,20 @@
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
}
+// static
+ndk::ScopedAStatus StreamIn::createInstance(const common::SinkMetadata& sinkMetadata,
+ StreamContext context,
+ const std::vector<MicrophoneInfo>& microphones,
+ std::shared_ptr<StreamIn>* result) {
+ auto stream = ndk::SharedRefBase::make<StreamIn>(sinkMetadata, std::move(context), microphones);
+ if (auto status = stream->init(); !status.isOk()) {
+ return status;
+ }
+ stream->createStreamCommon(stream);
+ *result = std::move(stream);
+ return ndk::ScopedAStatus::ok();
+}
+
namespace {
static std::map<AudioDevice, std::string> transformMicrophones(
const std::vector<MicrophoneInfo>& microphones) {
@@ -549,9 +610,9 @@
}
} // namespace
-StreamIn::StreamIn(const SinkMetadata& sinkMetadata, StreamContext context,
+StreamIn::StreamIn(const SinkMetadata& sinkMetadata, StreamContext&& context,
const std::vector<MicrophoneInfo>& microphones)
- : StreamCommon<SinkMetadata, StreamInWorker>(sinkMetadata, std::move(context)),
+ : StreamCommonImpl<SinkMetadata, StreamInWorker>(sinkMetadata, std::move(context)),
mMicrophones(transformMicrophones(microphones)) {
LOG(DEBUG) << __func__;
}
@@ -597,9 +658,24 @@
return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
}
-StreamOut::StreamOut(const SourceMetadata& sourceMetadata, StreamContext context,
+// static
+ndk::ScopedAStatus StreamOut::createInstance(const SourceMetadata& sourceMetadata,
+ StreamContext context,
+ const std::optional<AudioOffloadInfo>& offloadInfo,
+ std::shared_ptr<StreamOut>* result) {
+ auto stream =
+ ndk::SharedRefBase::make<StreamOut>(sourceMetadata, std::move(context), offloadInfo);
+ if (auto status = stream->init(); !status.isOk()) {
+ return status;
+ }
+ stream->createStreamCommon(stream);
+ *result = std::move(stream);
+ return ndk::ScopedAStatus::ok();
+}
+
+StreamOut::StreamOut(const SourceMetadata& sourceMetadata, StreamContext&& context,
const std::optional<AudioOffloadInfo>& offloadInfo)
- : StreamCommon<SourceMetadata, StreamOutWorker>(sourceMetadata, std::move(context)),
+ : StreamCommonImpl<SourceMetadata, StreamOutWorker>(sourceMetadata, std::move(context)),
mOffloadInfo(offloadInfo) {
LOG(DEBUG) << __func__;
}