commit ec376dcd36947485b1400a828f320507dba974b8
author Eric Laurent <elaurent@google.com> Thu Apr 08 20:41:22 2021 +0200
committer Eric Laurent <elaurent@google.com> Wed Apr 21 12:13:57 2021 +0200
tree 7ffca65d77e519d0e629497d73ec5a586752ab32
parent c8a1676adf1f7fee3c542a1e568a5fc4920dfba4

AudioRecord: Allow to share capture history.

Add the possibility for privileged applications to
share part of their audio capture history with another app.

Bug: 183705547
Test: regression on capture use cases

Change-Id: I2b6547eee1dcd840e06090f42f40beafa3facb46

services/audioflinger/AudioFlinger.h

diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h
index a980752..c66ecb0 100644
--- a/services/audioflinger/AudioFlinger.h
+++ b/services/audioflinger/AudioFlinger.h
@@ -129,6 +129,9 @@
 public:
     static void instantiate() ANDROID_API;
 
+    static media::permission::Identity checkIdentityPackage(
+                                            const media::permission::Identity& identity);
+
     status_t dump(int fd, const Vector<String16>& args) override;
 
     // IAudioFlinger interface, in binder opcode order
@@ -673,6 +676,8 @@
         virtual binder::Status   setPreferredMicrophoneDirection(
                 int /*audio_microphone_direction_t*/ direction);
         virtual binder::Status   setPreferredMicrophoneFieldDimension(float zoom);
+        virtual binder::Status   shareAudioHistory(const std::string& sharedAudioPackageName,
+                                                   int64_t sharedAudioStartMs);
 
     private:
         const sp<RecordThread::RecordTrack> mRecordTrack;
@@ -978,6 +983,9 @@
     std::vector<media::AudioVibratorInfo> mAudioVibratorInfos;
 
     static inline constexpr const char *mMetricsId = AMEDIAMETRICS_KEY_AUDIO_FLINGER;
+
+    // Keep in sync with java definition in media/java/android/media/AudioRecord.java
+    static constexpr int32_t kMaxSharedAudioHistoryMs = 5000;
 };
 
 #undef INCLUDING_FROM_AUDIOFLINGER_H