Add sound trigger control by audio policy

Audio policy:
- Added active capture indication to sound trigger service:
recognition stops if concurrent capture is not supported.
- Added generation of reserved I/O handle and session ID for
utterance capture.

Sound trigger service
- Added sound model update callback handling.
- Added service state callback
- Simplified callback shared memory allocation.

Bug: 12378680.

Change-Id: Ib0292c2733e6df90fdae480633dd9953d0016ef1

1 files changed, 7 insertions, 1 deletions

diff --git a/include/soundtrigger/SoundTrigger.h b/include/soundtrigger/SoundTrigger.h
index 1f7f286..bf5e1de 100644
--- a/include/soundtrigger/SoundTrigger.h
+++ b/include/soundtrigger/SoundTrigger.h
@@ -18,6 +18,7 @@
 #define ANDROID_HARDWARE_SOUNDTRIGGER_H
 
 #include <binder/IBinder.h>
+#include <utils/threads.h>
 #include <soundtrigger/SoundTriggerCallback.h>
 #include <soundtrigger/ISoundTrigger.h>
 #include <soundtrigger/ISoundTriggerHwService.h>
@@ -32,12 +33,15 @@ class SoundTrigger : public BnSoundTriggerClient,
                         public IBinder::DeathRecipient
 {
 public:
+
+    virtual ~SoundTrigger();
+
     static  status_t listModules(struct sound_trigger_module_descriptor *modules,
                                  uint32_t *numModules);
     static  sp<SoundTrigger> attach(const sound_trigger_module_handle_t module,
                                        const sp<SoundTriggerCallback>& callback);
 
-            virtual ~SoundTrigger();
+    static  status_t setCaptureState(bool active);
 
             void detach();
 
@@ -51,6 +55,8 @@ public:
 
             // BpSoundTriggerClient
             virtual void onRecognitionEvent(const sp<IMemory>& eventMemory);
+            virtual void onSoundModelEvent(const sp<IMemory>& eventMemory);
+            virtual void onServiceStateChange(const sp<IMemory>& eventMemory);
 
             //IBinder::DeathRecipient
             virtual void binderDied(const wp<IBinder>& who);