Add API to update mix rule for registered AudioMix-es
Bug: 293874525
Test: atest AudioHostTest AudioServiceHostTest
Change-Id: I5d254ccd91b5e6c82ed786d4ebd66a265d0faf4c
diff --git a/media/libaudioclient/Android.bp b/media/libaudioclient/Android.bp
index 01e3d53..d35708c 100644
--- a/media/libaudioclient/Android.bp
+++ b/media/libaudioclient/Android.bp
@@ -336,6 +336,7 @@
srcs: [
"aidl/android/media/AudioAttributesEx.aidl",
"aidl/android/media/AudioMix.aidl",
+ "aidl/android/media/AudioMixUpdate.aidl",
"aidl/android/media/AudioMixerAttributesInternal.aidl",
"aidl/android/media/AudioMixerBehavior.aidl",
"aidl/android/media/AudioMixCallbackFlag.aidl",
diff --git a/media/libaudioclient/AudioSystem.cpp b/media/libaudioclient/AudioSystem.cpp
index e815190..5bfdd5f 100644
--- a/media/libaudioclient/AudioSystem.cpp
+++ b/media/libaudioclient/AudioSystem.cpp
@@ -20,6 +20,7 @@
#include <utils/Log.h>
#include <android/media/IAudioPolicyService.h>
+#include <android/media/AudioMixUpdate.h>
#include <android/media/BnCaptureStateListener.h>
#include <binder/IServiceManager.h>
#include <binder/ProcessState.h>
@@ -1842,6 +1843,27 @@
return statusTFromBinderStatus(aps->registerPolicyMixes(mixesAidl, registration));
}
+status_t AudioSystem::updatePolicyMixes(
+ const std::vector<std::pair<AudioMix, std::vector<AudioMixMatchCriterion>>>&
+ mixesWithUpdates) {
+ const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
+ if (aps == 0) return PERMISSION_DENIED;
+
+ std::vector<media::AudioMixUpdate> updatesAidl;
+ updatesAidl.reserve(mixesWithUpdates.size());
+
+ for (const auto& update : mixesWithUpdates) {
+ media::AudioMixUpdate updateAidl;
+ updateAidl.audioMix = VALUE_OR_RETURN_STATUS(legacy2aidl_AudioMix(update.first));
+ RETURN_STATUS_IF_ERROR(convertRange(update.second.begin(), update.second.end(),
+ std::back_inserter(updateAidl.newCriteria),
+ legacy2aidl_AudioMixMatchCriterion));
+ updatesAidl.emplace_back(updateAidl);
+ }
+
+ return statusTFromBinderStatus(aps->updatePolicyMixes(updatesAidl));
+}
+
status_t AudioSystem::setUidDeviceAffinities(uid_t uid, const AudioDeviceTypeAddrVector& devices) {
const sp<IAudioPolicyService>& aps = AudioSystem::get_audio_policy_service();
if (aps == 0) return PERMISSION_DENIED;
diff --git a/media/libaudioclient/aidl/android/media/AudioMixUpdate.aidl b/media/libaudioclient/aidl/android/media/AudioMixUpdate.aidl
new file mode 100644
index 0000000..d481b1c
--- /dev/null
+++ b/media/libaudioclient/aidl/android/media/AudioMixUpdate.aidl
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.media;
+
+import android.media.AudioMix;
+import android.media.AudioMixMatchCriterion;
+
+
+/**
+ * {@hide}
+ */
+parcelable AudioMixUpdate {
+ // Audio mix to update.
+ AudioMix audioMix;
+ // Updated audio mixing rule.
+ AudioMixMatchCriterion[] newCriteria;
+}
diff --git a/media/libaudioclient/aidl/android/media/IAudioPolicyService.aidl b/media/libaudioclient/aidl/android/media/IAudioPolicyService.aidl
index 3e9b27f..52c8da0 100644
--- a/media/libaudioclient/aidl/android/media/IAudioPolicyService.aidl
+++ b/media/libaudioclient/aidl/android/media/IAudioPolicyService.aidl
@@ -20,6 +20,7 @@
import android.media.AudioDirectMode;
import android.media.AudioMix;
+import android.media.AudioMixUpdate;
import android.media.AudioMixerAttributesInternal;
import android.media.AudioOffloadMode;
import android.media.AudioPatchFw;
@@ -262,6 +263,8 @@
void registerPolicyMixes(in AudioMix[] mixes, boolean registration);
+ void updatePolicyMixes(in AudioMixUpdate[] updates);
+
void setUidDeviceAffinities(int /* uid_t */ uid, in AudioDevice[] devices);
void removeUidDeviceAffinities(int /* uid_t */ uid);
diff --git a/media/libaudioclient/include/media/AudioSystem.h b/media/libaudioclient/include/media/AudioSystem.h
index 0215f3c..a1f7941 100644
--- a/media/libaudioclient/include/media/AudioSystem.h
+++ b/media/libaudioclient/include/media/AudioSystem.h
@@ -462,6 +462,10 @@
static status_t registerPolicyMixes(const Vector<AudioMix>& mixes, bool registration);
+ static status_t updatePolicyMixes(
+ const std::vector<
+ std::pair<AudioMix, std::vector<AudioMixMatchCriterion>>>& mixesWithUpdates);
+
static status_t setUidDeviceAffinities(uid_t uid, const AudioDeviceTypeAddrVector& devices);
static status_t removeUidDeviceAffinities(uid_t uid);