1 files changed, 8 insertions, 0 deletions
diff --git a/include/media/ExtendedAudioBufferProvider.h b/include/media/ExtendedAudioBufferProvider.h
index 00c4444..2539ed3 100644
--- a/include/media/ExtendedAudioBufferProvider.h
+++ b/include/media/ExtendedAudioBufferProvider.h
@@ -18,12 +18,20 @@
 #define ANDROID_EXTENDED_AUDIO_BUFFER_PROVIDER_H
 
 #include <media/AudioBufferProvider.h>
+#include <media/AudioTimestamp.h>
 
 namespace android {
 
 class ExtendedAudioBufferProvider : public AudioBufferProvider {
 public:
     virtual size_t  framesReady() const = 0;  // see description at AudioFlinger.h
+
+    // Return the total number of frames that have been obtained and released
+    virtual size_t  framesReleased() const { return 0; }
+
+    // Invoked by buffer consumer when a new timestamp is available.
+    // Default implementation ignores the timestamp.
+    virtual void    onTimestamp(const AudioTimestamp& timestamp) { }
 };
 
 }   // namespace android