From 9efd080fa28604cd378afd20a689c2a05df8bcf2 Mon Sep 17 00:00:00 2001
From: Jakob Ivarsson <jakobi@webrtc.org>
Date: Tue, 24 Oct 2023 13:31:55 +0200
Subject: [PATCH] Implement GetStats in Android ADM.
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Calls the AudioOutput implementation of GetStats, which is currently
not implemented.

Bug: webrtc:14653
Change-Id: Ieaf0e0c030a95d23c8950ff9038a64426142a789
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/324800
Commit-Queue: Jakob Ivarsson‎ <jakobi@webrtc.org>
Reviewed-by: Henrik Andreassson <henrika@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#41003}
---
 sdk/android/src/jni/audio_device/audio_device_module.cc | 6 ++++++
 sdk/android/src/jni/audio_device/audio_device_module.h  | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/sdk/android/src/jni/audio_device/audio_device_module.cc b/sdk/android/src/jni/audio_device/audio_device_module.cc
index 3742d89dde..3c910b850c 100644
--- a/sdk/android/src/jni/audio_device/audio_device_module.cc
+++ b/sdk/android/src/jni/audio_device/audio_device_module.cc
@@ -575,6 +575,12 @@ class AndroidAudioDeviceModule : public AudioDeviceModule {
     return output_->GetPlayoutUnderrunCount();
   }
 
+  absl::optional<Stats> GetStats() const override {
+    if (!initialized_)
+      return absl::nullopt;
+    return output_->GetStats();
+  }
+
   int32_t AttachAudioBuffer() {
     RTC_DLOG(LS_INFO) << __FUNCTION__;
     output_->AttachAudioBuffer(audio_device_buffer_.get());
diff --git a/sdk/android/src/jni/audio_device/audio_device_module.h b/sdk/android/src/jni/audio_device/audio_device_module.h
index 9ec73de873..e8acc9031e 100644
--- a/sdk/android/src/jni/audio_device/audio_device_module.h
+++ b/sdk/android/src/jni/audio_device/audio_device_module.h
@@ -66,6 +66,9 @@ class AudioOutput {
   virtual absl::optional<uint32_t> MinSpeakerVolume() const = 0;
   virtual void AttachAudioBuffer(AudioDeviceBuffer* audioBuffer) = 0;
   virtual int GetPlayoutUnderrunCount() = 0;
+  virtual absl::optional<AudioDeviceModule::Stats> GetStats() const {
+    return absl::nullopt;
+  }
 };
 
 // Extract an android.media.AudioManager from an android.content.Context.