API changes in MicrophoneDirection
Bug: 128523813
Test: build, flash, testbed app.
Change-Id: I1bcc9bb667224cebb401d9506853d5c650e7d68d
diff --git a/audio/5.0/IStreamIn.hal b/audio/5.0/IStreamIn.hal
index b042960..e15b034 100644
--- a/audio/5.0/IStreamIn.hal
+++ b/audio/5.0/IStreamIn.hal
@@ -169,6 +169,10 @@
/**
* Specifies the logical microphone (for processing).
*
+ * If the feature is not supported an error should be returned
+ * If multiple microphones are present, this should be treated as a preference
+ * for their combined direction.
+ *
* Optional method
*
* @param Direction constant
@@ -180,6 +184,10 @@
/**
* Specifies the zoom factor for the selected microphone (for processing).
*
+ * If the feature is not supported an error should be returned
+ * If multiple microphones are present, this should be treated as a preference
+ * for their combined field dimension.
+ *
* Optional method
*
* @param the desired field dimension of microphone capture. Range is from -1 (wide angle),