audioflinger: add HOTWORD audio source.
HOTWORD is a special capture audio source that uses
the same audio tuning as VOICE_RECOGNITION but allows an
active capture to be preempted.
Bug: 10640877.
Change-Id: Iea09a11cbcdbacc8d434e5230e7559dcd1b44ac0
diff --git a/services/audioflinger/Tracks.cpp b/services/audioflinger/Tracks.cpp
index 2042050..9103932 100644
--- a/services/audioflinger/Tracks.cpp
+++ b/services/audioflinger/Tracks.cpp
@@ -1760,6 +1760,16 @@
}
}
+void AudioFlinger::RecordThread::RecordTrack::invalidate()
+{
+ // FIXME should use proxy, and needs work
+ audio_track_cblk_t* cblk = mCblk;
+ android_atomic_or(CBLK_INVALID, &cblk->mFlags);
+ android_atomic_release_store(0x40000000, &cblk->mFutex);
+ // client is not in server, so FUTEX_WAKE is needed instead of FUTEX_WAKE_PRIVATE
+ (void) __futex_syscall3(&cblk->mFutex, FUTEX_WAKE, INT_MAX);
+}
+
/*static*/ void AudioFlinger::RecordThread::RecordTrack::appendDumpHeader(String8& result)
{