Update NBAIO to use the new audio HAL abstraction layer
Moved the HAL access abstraction layer to a separate library so it
can be used both by audioflinger and libnbaio.
Bug: 30222631
Test: manual with Loopback app, Hangouts, YouTube
Change-Id: Id622c2f1aa8f55a775d34f369a596c2c4d29d5be
diff --git a/include/media/audiohal/EffectsFactoryHalInterface.h b/include/media/audiohal/EffectsFactoryHalInterface.h
new file mode 100644
index 0000000..1588dab
--- /dev/null
+++ b/include/media/audiohal/EffectsFactoryHalInterface.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+
+#ifndef ANDROID_HARDWARE_EFFECTS_FACTORY_HAL_INTERFACE_H
+#define ANDROID_HARDWARE_EFFECTS_FACTORY_HAL_INTERFACE_H
+
+#include <hardware/audio_effect.h>
+#include <media/audiohal/EffectHalInterface.h>
+#include <utils/Errors.h>
+#include <utils/RefBase.h>
+
+namespace android {
+
+class EffectsFactoryHalInterface : public RefBase
+{
+ public:
+ // Returns the number of different effects in all loaded libraries.
+ virtual status_t queryNumberEffects(uint32_t *pNumEffects) = 0;
+
+ // Returns a descriptor of the next available effect.
+ virtual status_t getDescriptor(uint32_t index,
+ effect_descriptor_t *pDescriptor) = 0;
+
+ virtual status_t getDescriptor(const effect_uuid_t *pEffectUuid,
+ effect_descriptor_t *pDescriptor) = 0;
+
+ // Creates an effect engine of the specified type.
+ // To release the effect engine, it is necessary to release references
+ // to the returned effect object.
+ virtual status_t createEffect(const effect_uuid_t *pEffectUuid,
+ int32_t sessionId, int32_t ioId,
+ sp<EffectHalInterface> *effect) = 0;
+
+ virtual status_t dumpEffects(int fd) = 0;
+
+ static sp<EffectsFactoryHalInterface> create();
+
+ // Helper function to compare effect uuid to EFFECT_UUID_NULL.
+ static bool isNullUuid(const effect_uuid_t *pEffectUuid);
+
+ protected:
+ // Subclasses can not be constructed directly by clients.
+ EffectsFactoryHalInterface() {}
+
+ virtual ~EffectsFactoryHalInterface() {}
+};
+
+} // namespace android
+
+#endif // ANDROID_HARDWARE_EFFECTS_FACTORY_HAL_INTERFACE_H