commit 9ff780e58ff96ff98acaae4166bb218880bf9e73
author jiabin <jiabin@google.com> Mon Mar 19 18:19:52 2018 -0700
committer jiabin <jiabin@google.com> Wed Mar 28 10:17:36 2018 -0700
tree b54bf56b7f6ebc5950064d2908004abfe35d7162
parent 2ca700737c14edc9141af170ee278853fd99fa87

Support query microphones information.

Get list of all/currently active microphones from hal.

Bug: 64038649
Test: Manual Testing and Cts test
Change-Id: Id39cae38ba040f9bc91571e713487f87c2eb67b0

media/libaudioclient/IAudioFlinger.cpp

diff --git a/media/libaudioclient/IAudioFlinger.cpp b/media/libaudioclient/IAudioFlinger.cpp
index 3358e35..ec8ba1c 100644
--- a/media/libaudioclient/IAudioFlinger.cpp
+++ b/media/libaudioclient/IAudioFlinger.cpp
@@ -86,7 +86,7 @@
     GET_AUDIO_HW_SYNC_FOR_SESSION,
     SYSTEM_READY,
     FRAME_COUNT_HAL,
-    LIST_MICROPHONES,
+    GET_MICROPHONES,
 };
 
 #define MAX_ITEMS_PER_LIST 1024
@@ -848,7 +848,7 @@
     {
         Parcel data, reply;
         data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
-        status_t status = remote()->transact(LIST_MICROPHONES, data, &reply);
+        status_t status = remote()->transact(GET_MICROPHONES, data, &reply);
         if (status != NO_ERROR ||
                 (status = (status_t)reply.readInt32()) != NO_ERROR) {
             return status;
@@ -1439,7 +1439,7 @@
             reply->writeInt64( frameCountHAL((audio_io_handle_t) data.readInt32()) );
             return NO_ERROR;
         } break;
-        case LIST_MICROPHONES: {
+        case GET_MICROPHONES: {
             CHECK_INTERFACE(IAudioFlinger, data, reply);
             std::vector<media::MicrophoneInfo> microphones;
             status_t status = getMicrophones(&microphones);