AAudio: add IEC61937 support.

Add IEC61937 support. As IEC61937 is not supported by MMAP path,
whenever IEC61937 is requested, only try with legacy path.

Bug: 141583521
Test: manually
Change-Id: I62116b966d390fe80b9cba1a9df490fa23aa5326
diff --git a/media/libaaudio/src/utility/AAudioUtilities.cpp b/media/libaaudio/src/utility/AAudioUtilities.cpp
index 872faca..a197ced 100644
--- a/media/libaaudio/src/utility/AAudioUtilities.cpp
+++ b/media/libaaudio/src/utility/AAudioUtilities.cpp
@@ -140,6 +140,9 @@
     case AAUDIO_FORMAT_PCM_I32:
         androidFormat = AUDIO_FORMAT_PCM_32_BIT;
         break;
+    case AAUDIO_FORMAT_IEC61937:
+        androidFormat = AUDIO_FORMAT_IEC61937;
+        break;
     default:
         androidFormat = AUDIO_FORMAT_INVALID;
         ALOGE("%s() 0x%08X unrecognized", __func__, aaudioFormat);
@@ -166,6 +169,9 @@
     case AUDIO_FORMAT_PCM_32_BIT:
         aaudioFormat = AAUDIO_FORMAT_PCM_I32;
         break;
+    case AUDIO_FORMAT_IEC61937:
+        aaudioFormat = AAUDIO_FORMAT_IEC61937;
+        break;
     default:
         aaudioFormat = AAUDIO_FORMAT_INVALID;
         ALOGE("%s() 0x%08X unrecognized", __func__, androidFormat);