commit 2046ec756ee59acc4cfa1d52eb97aaa84efc9754
author Ari Hausman-Cohen <arihc@google.com> Tue Apr 24 14:00:55 2018 -0700
committer Ari Hausman-Cohen <arihc@google.com> Tue Jul 31 18:01:12 2018 -0700
tree 352eca0b14dc5e4a368f0475df975ad431515d9d
parent 965737edc28bd76f6424f9ff4c1f0315f28a0434

Update getEffectDescriptors() to include type

Allows getting effect descriptors by type or uuid,
not just by uuid.

Bug: 78528249
Test: Builds. Manually tested that an app playing audio with an effect works.
Change-Id: I9d339a7d6d81161065e1adaf427dd2d3430436c2

media/libaudioclient/IAudioFlinger.cpp

diff --git a/media/libaudioclient/IAudioFlinger.cpp b/media/libaudioclient/IAudioFlinger.cpp
index 84e8bee..aca95db 100644
--- a/media/libaudioclient/IAudioFlinger.cpp
+++ b/media/libaudioclient/IAudioFlinger.cpp
@@ -598,14 +598,18 @@
     }
 
     virtual status_t getEffectDescriptor(const effect_uuid_t *pUuid,
-            effect_descriptor_t *pDescriptor) const
+                                         const effect_uuid_t *pType,
+                                         uint32_t preferredTypeFlag,
+                                         effect_descriptor_t *pDescriptor) const
     {
-        if (pUuid == NULL || pDescriptor == NULL) {
+        if (pUuid == NULL || pType == NULL || pDescriptor == NULL) {
             return BAD_VALUE;
         }
         Parcel data, reply;
         data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
         data.write(pUuid, sizeof(effect_uuid_t));
+        data.write(pType, sizeof(effect_uuid_t));
+        data.writeUint32(preferredTypeFlag);
         status_t status = remote()->transact(GET_EFFECT_DESCRIPTOR, data, &reply);
         if (status != NO_ERROR) {
             return status;
@@ -1277,8 +1281,11 @@
             CHECK_INTERFACE(IAudioFlinger, data, reply);
             effect_uuid_t uuid;
             data.read(&uuid, sizeof(effect_uuid_t));
+            effect_uuid_t type;
+            data.read(&type, sizeof(effect_uuid_t));
+            uint32_t preferredTypeFlag = data.readUint32();
             effect_descriptor_t desc = {};
-            status_t status = getEffectDescriptor(&uuid, &desc);
+            status_t status = getEffectDescriptor(&uuid, &type, preferredTypeFlag, &desc);
             reply->writeInt32(status);
             if (status == NO_ERROR) {
                 reply->write(&desc, sizeof(effect_descriptor_t));