commit cad0afe094a040029a86dfc03c95278f91b8a01e
author Mikhail Naganov <mnaganov@google.com> Fri Mar 10 14:25:57 2023 -0800
committer Mikhail Naganov <mnaganov@google.com> Tue Mar 14 13:52:48 2023 -0700
tree 8d557cb4dac4dee88dec1a88395f340461b112cd
parent bf277f37fa9b6b101172ce20f46dda5eaa02a1e1

libaudiohal@aidl: Implement microphone info retrieval

Implement DeviceHalAidl::getMicrophones and
StreamInHalAidl::getActiveMicrophones.

Bug: 205884982
Test: atest android.media.audio.cts.AudioRecordTest
Test: atest android.media.audio.cts.AudioManagerTest
(both w/AIDL enabled)

Change-Id: I4f07cd9b2273ab93d9d0cda1349a50730c30b528

media/libaudiohal/impl/StreamHalAidl.h

diff --git a/media/libaudiohal/impl/StreamHalAidl.h b/media/libaudiohal/impl/StreamHalAidl.h
index 85efb35..157e8bb 100644
--- a/media/libaudiohal/impl/StreamHalAidl.h
+++ b/media/libaudiohal/impl/StreamHalAidl.h
@@ -334,6 +334,8 @@
     status_t filterAndUpdateOffloadMetadata(AudioParameter &parameters);
 };
 
+class MicrophoneInfoProvider;
+
 class StreamInHalAidl : public StreamInHalInterface, public StreamHalAidl {
   public:
     // Set the input gain for the audio driver.
@@ -369,11 +371,13 @@
     legacy2aidl_SinkMetadata(const StreamInHalInterface::SinkMetadata& legacy);
 
     const std::shared_ptr<::aidl::android::hardware::audio::core::IStreamIn> mStream;
+    const wp<MicrophoneInfoProvider> mMicInfoProvider;
 
     // Can not be constructed directly by clients.
     StreamInHalAidl(
             const audio_config& config, StreamContextAidl&& context, int32_t nominalLatency,
-            const std::shared_ptr<::aidl::android::hardware::audio::core::IStreamIn>& stream);
+            const std::shared_ptr<::aidl::android::hardware::audio::core::IStreamIn>& stream,
+            const sp<MicrophoneInfoProvider>& micInfoProvider);
 
     ~StreamInHalAidl() override = default;
 };